Product Description
Product Description
Model No.: NMRV/NRV571, 030, 040, 050, 063, 075, 090, 110, 130,150
Reduction gear, worm gear, gear reducer
Reduction gear
Features:
1) High quality aluminum alloy die cast gearbox
2) High accuracy worm gear and worm shaft
3) Less noise and lower temperature increase
4) Easy mounting and linking, high efficiency
5) Power: 0.06 – 15kW
6) Output torque: 2.7 – 1, 760Nm
7) Transmission rate: 5 – 100
Inner packing: Carton Outer packing: Wooden case
Reduction gear, worm gear, gear reducer
Parameter:
TYPE |
D(k6) |
N(j6) |
M |
O |
P |
P1 |
R |
T |
L |
PC063 |
11(14) |
70 |
85 |
40 |
105 |
140(63B5) |
m6 |
3 |
23 |
PC071 |
14(19) |
80 |
100 |
48 |
120 |
160(71B5) |
m6 |
30 |
|
PC080 |
19(24\28) |
110 |
130 |
62 |
160 |
200(80B5) |
m8 |
40 |
|
PC090 |
24(19\28) |
110 |
130 |
62 |
160 |
200(90B5) |
m8 |
50 |
Speed gear reducer paramater
model | PAM IEC | N | M | P | 7.5D | 10D | 15D | 20D | 25D | 30D | 40D | 50D | 60D | 80D |
NMRV030 | 63B5 | 95 | 115 | 140 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | / | / | / |
NMRV030 | 63B14 | 60 | 75 | 90 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | / | / | / |
NMRV030 | 56B5 | 80 | 100 | 120 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
NMRV030 | 56B14 | 50 | 65 | 80 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
NMRV040 | 71B5 | 110 | 130 | 160 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | / | / | / |
NMRV040 | 71B14 | 70 | 85 | 105 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | / | / | / |
NMRV040 | 63B5 | 95 | 115 | 140 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
NMRV040 | 63B14 | 60 | 75 | 90 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
NRMV050 | 90B5 | 130 | 165 | 200 | 19 | 19 | 19 | 19 | 19 | / | / | / | / | / |
NRMV050 | 80B14 | 80 | 100 | 120 | 19 | 19 | 19 | 19 | 19 | / | / | / | / | / |
NRMV050 | 71B5 | 110 | 130 | 160 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
NRMV050 | 71B14 | 70 | 85 | 105 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
NMRV063 | 90B5 | 130 | 165 | 200 | 24 | 24 | 24 | 24 | 24 | 24 | / | / | / | / |
NMRV063 | 90B14 | 95 | 115 | 140 | 24 | 24 | 24 | 24 | 24 | 24 | / | / | / | / |
NMRV063 | 80B5 | 130 | 165 | 200 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | / | / |
NMRV063 | 80B14 | 80 | 100 | 120 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | / | / |
NRMV075 | 100/112B5 | 180 | 215 | 250 | 28 | 28 | 28 | / | / | / | / | / | / | / |
NRMV075 | 100/112B14 | 110 | 130 | 160 | 28 | 28 | 28 | / | / | / | / | / | / | / |
NRMV075 | 90B5 | 130 | 165 | 200 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | / | / | / |
NRMV075 | 90B14 | 95 | 115 | 140 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | / | / | / |
NMRV090 | 100/112B5 | 180 | 215 | 250 | / | / | / | / | 24 | 24 | 24 | 24 | 24 | 24 |
NMRV090 | 100/112B14 | 110 | 130 | 160 | / | / | / | / | 24 | 24 | 24 | 24 | 24 | 24 |
NMRV090 | 90B5 | 130 | 165 | 200 | / | / | / | / | / | / | / | 19 | 19 | 19 |
NMRV090 | 90B14 | 95 | 115 | 140 | / | / | / | / | / | / | / | 19 | 19 | 19 |
Detailed Photos
Our Advantages
We have more than 30years on all kinds of ac motors and gearmotor ,worm reducers producing ,nice price
What we do:
1.Stamping of lamination
2.Rotor die-casting
3.Winding and inserting – both manual and semi-automatically
4.Vacuum varnishing
5.Machining shaft, housing, end shields, etc…
6.Rotor balancing
7.Painting – both wet paint and powder coating
8.assembly
9.Packing
10.Inspecting spare parts every processing
11.100% test after each process and final test before packing.,
FAQ
1.Q:What information should i tell you to confirm the worm gearbox?
A:Model/Size,B:Ratio and output torque, C:Power and flange type,D:Shaft Direction,E:Housing color,F:Order quantity.
2.What type of payment methods do you accept?
A:T/T,B:B/L,C:CASH,etc
3.What’s your warranty?
One year.
4.How to delivery?
A:By sea- Buyer appoints forwarder,or our sales team finds suitable forwarder for buyers.By air- Buyer offers collect express account,or our sales team fingds suitable express for buyers.(Mostly for sample) Other- We arrange to delivery goods to some place in China appointed by buyers.
5.Can you make OEM/ODM order?
Yes,we have rich experience on OEM/ODM order and like CHINAMFG Non-disclosure Agreement before sample making;
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Layout: | Coaxial |
Gear Shape: | Worm Gear |
Step: | Double-Step |
Samples: |
US$ 133.41/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
What is a Gearbox and How Does It Work?
A gearbox is a mechanical device that transmits power and changes the speed or torque of a rotating input shaft to a different output shaft. It is commonly used in various machines and equipment to control the speed and direction of motion.
Here’s how a gearbox works:
- Input Shaft: The gearbox receives rotational energy from an input shaft connected to a power source, such as an electric motor or an engine.
- Gears: Inside the gearbox are a set of gears with different sizes. These gears mesh with each other, and their arrangement determines the gear ratio, which defines how many revolutions the output shaft will make for a given rotation of the input shaft.
- Output Shaft: The output shaft is connected to the machinery or equipment that needs to be powered. As the gears rotate, the motion and power are transmitted from the input shaft to the output shaft.
- Gear Ratio: By selecting different gear combinations, the gearbox can change the speed and torque of the output shaft. A higher gear ratio results in higher torque and lower speed, while a lower gear ratio provides higher speed and lower torque.
Gearboxes play a crucial role in various applications, including automobiles, industrial machinery, robotics, and more, enabling efficient power transmission and speed control.
editor by CX 2024-05-07
China Standard Fs Helical Worm Gear Reducer Gear Box with Motor Textile Machinery Reducer supplier
Product Description
Product Description
Introducing FR,FF, FK, and FS Series Gear Reducers and Gearmotors
Our FR, FF, FK, and FS series gear motors are designed to meet a vast spectrum of industrial requirements. These series are distinguished by their remarkable compactness, minimal noise output, high load-bearing capacity, low energy consumption, superior torque transmission, optimal efficiency, minimal temperature rise, and extended lifespan.
Customized Solutions for Diverse Needs
Embracing a philosophy of modular design and optimization, we are dedicated to fulfilling diverse customer needs across various applications. Multi-stage gear motors with additional helical gear input stages are supplied to achieve particularly low output speeds.
Advanced Material and Manufacturing Techniques
Gears and pinions are crafted from premium alloy steel, treated with carburization and quenching for enhanced durability. The high-precision gear grinding process, complemented by meticulous tooth profile modifications, guarantees a smooth transmission.
Versatile Installation and Output Options
Our gear reducers are designed for various mounting configurations including foot, flange, and torque arm installations. Output shaft options are versatile, offering both CHINAMFG and hollow shafts that can be adapted using either spline or locking disc connections for a secure and efficient power transfer.
Comprehensive Input Compatibility
Besides the integral connection with motor directly, CHINAMFG also provide AM motor flanges compliant with IEC, NEMA C faces compliant with Nema system, and AD CHINAMFG shaft input.
Company Profile
l The largest manufacturer and exporter of worm gear reducers in Asia.
l Established in 1976, we transformed from a county owned factory to private 1 in 1996. HangZhou SINO-DEUTSCH POWER TRANSMISSION EQUIPMENT CO.,LTD is our new name since 2001.
l We are the first manufacturer of reducers and gearboxes in China who was given export license since year 1993.
l “Fixedstar” brand gearboxes and reducers are the first owner of CHINA TOP BRAND and Most Famous Trade Mark for reducers.
First to achieve ISO9001 and CE Certificate among all manufacturers of gearboxes in China.
As a professional manufacturer of worm gearbox and worm gear reducers in China, we mainly produce reduction gearbox,aluminum case worm gearboxes,arc gear cylindrical worm gearboxes, worm gear reducers, in line helical gearboxes, and cyclo drive reducers, etc. These products feature rational structure, stable performance, and reliable quality, and so on. They are widely used in power, mining, metallurgy, building material, chemical, food, printing, ceramic, paper-making, tobacco, and other industries.
We have 600 workers in our factory, which covers 70,000 square CHINAMFG in HangZhou. We have been making 2,500 units of reducers everyday since 2012. We are proudly exporting 70% of our products to more than 40 countries all over the word. Our customers come from Italy, Germany, USA, Canada, Spain, UK, Mexico, Brazil, Argentina, Turkey, Singapore and other main industrial countries in the world. 30% of them are OEM made for direct manufacturers of other products.
We warmly welcome customers from other parts of the world to visit us. Seeing is believing. We are very confident that after visiting our facility, you will have confidence on our products. We have the latest automatic equipments and experienced workers to ensure the stable quality and large output. We have the most sophisticated technical and engineering team to support most demanding requirement on standard and OEM products.
Looking CHINAMFG to meeting you in HangZhou, China.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Industry |
---|---|
Hardness: | Hardened |
Installation: | Horizontal Type |
Layout: | Vertical |
Gear Shape: | Bevel Gear |
Step: | Double-Step |
Customization: |
Available
| Customized Request |
---|
Common Problems with Gearboxes and How to Troubleshoot Them
Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:
- Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
- Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
- Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
- Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
- Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
- Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
- Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
- Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
- Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
- Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.
Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.
editor by CX 2024-04-24
China factory China JZQ ZQ,ZQH cylindrical gear reducer gear box gearbox adjustment
Product Description
Model Number | Soft Surface Tooth Cylindrical gear | No. | 250-1500 |
Assembly Method | 1-9 | Input Speed: | 600-1500r/min |
Enamelled Wire: | 100% Copper Wire | Reducer body | Steel |
Ratio | 8.23 10.35 12.64 15.75 20.49 23.34 31.5 40.17 48.5 | Brand | FOX MOTOR |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery, Agricultural Machinery, Bending Machine |
---|---|
Hardness: | Soft Tooth Surface |
Installation: | Horizontal Type |
Layout: | Cylindrical gear |
Gear Shape: | Cylindrical Gear |
Step: | Stepless |
Samples: |
US$ 99/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
How to Calculate Gear Ratio in a Gearbox
Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:
Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear
Here’s a step-by-step guide on how to calculate gear ratio:
- Identify the input and output gears in the gearbox.
- Count the number of teeth on the output gear (the gear connected to the output shaft).
- Count the number of teeth on the input gear (the gear connected to the input shaft).
- Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
- Calculate the gear ratio by performing the division.
The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.
editor by CX 2024-04-13
China Custom Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors components of gearbox
Product Description
Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors
Model: 2Nm
Rating Power :0.25KW-200kw
Description :
N series of planetary reducers from SGR are widely used for industrial and heavy duty severe applications . planetary reducer feature with compact size, low noise , excellent reliability ,long life . In-line or right-angle planetary gearboxes are available in male and female shaft configurations. The CHINAMFG male shaft solution (splined or cylindrical) is able to withstand strong radial or axial loads on the output shaft. As a leading planetary gearbox manufactory in China , SGR planetary reducer is produced by modular design, combined according to customer requirement, housing material from CHINAMFG with nodular cast iron which can increases gearbox’s rigidity and antiknock, heavy-duty bearing is installed at low-speed shaft, it can bear big radial load due to proportionate distribution of torque ,every CHINAMFG gears are case hardened to get high reliability and long life . SGR planetary reducer have 16 models for different torque range ,each CHINAMFG model have 1-5 stages to achieve different ratios , SGR planetary reducer have wide rang selection of high speed design: cylindrical with key, hydraulic motor, electric motor .Installation in CHINAMFG is multiposition ,various fasten type .
N series planetary gearbox torque sheet with models
Gear unit size | 200 | 201 | 240 | 241 | 280 | 281 | 353/354 | 355 | 400 | 401 |
Normal output torque T2N[Nm] |
1500 | 2000 | 3500 | 4000 | 4300 | 7300 | 13000 | 16000 | 20000 | 23000 |
Gear unit size | 428 | 429 | 445 | 446 | 510 | 542 | 543 | 695 | 810 | 885 |
Normal output torque T2N[Nm] |
26000 | 30000 | 32000 | 43000 | 63000 | 75000 | 100000 | 150000 | 300000 | 420000 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Industrial |
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Speed: | Low Speed |
Number of Stator: | Three-Phase |
Function: | Driving |
Casing Protection: | Explosion-Proof Type |
Number of Poles: | 4 |
Samples: |
US$ 2000/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Can I Use Synthetic Oil in My Gearbox?
Yes, you can use synthetic oil in your gearbox, and in many cases, it can offer several advantages over conventional mineral-based oils:
- Improved Temperature Stability: Synthetic oils typically have a higher resistance to thermal breakdown, making them suitable for gearboxes that operate at high temperatures.
- Enhanced Lubrication: Synthetic oils often have superior lubrication properties, providing better protection against friction, wear, and component damage.
- Extended Oil Change Intervals: Synthetic oils can often withstand longer operating periods without losing their effectiveness, reducing the frequency of oil changes and maintenance.
- Reduced Viscosity Changes: Synthetic oils are less prone to viscosity changes at different temperatures, ensuring consistent lubrication performance in varying conditions.
- Lower Friction and Energy Loss: The smoother molecular structure of synthetic oils can lead to reduced internal friction, potentially improving gearbox efficiency and performance.
- Cold Weather Performance: Synthetic oils generally flow better at low temperatures, making them suitable for gearboxes operating in cold climates.
- Protection Against Oxidation: Synthetic oils often have better resistance to oxidation, helping to prevent the formation of sludge and deposits that can impact gearbox performance.
However, before switching to synthetic oil, it’s important to consider the manufacturer’s recommendations and specifications for your specific gearbox model. Some gearboxes may have specific requirements or restrictions on the type of lubricant to use. If the manufacturer approves the use of synthetic oil, it can be a beneficial choice, but if not, sticking to the recommended oil type is crucial to ensure proper gearbox function and warranty coverage.
editor by CX 2024-04-04
China Hot selling Custom-Made Mechanical Speed Reducer Shaft Mount Gear Box supplier
Product Description
Product Description
Helical Bevel gearbox
H.B series gear units adopt currency layout and may transform into speral reducer according to customer’s requirement.
The housing of 1 size can realize parallel shaft,right-angle shaft models and horizonal,vertical mounting modes.Variety of components is reducible,the number of reducer’s mode is augmentable.
Sound-absorbable structure,large surface,big fan reduce temperature and noise,advanced grinding process of cylindrical gear and bevel gear improve stability and transmit power more efficeintly.
Input mode:motor connected flange,shaft input.
Output mode:solid shaft with flat key,hollow shaft with flat key,hollow shaft with shrink disk,hollow or CHINAMFG shaft with involute splines,solid shaft with flange.
Mounting mode:Foot-mounted,glange-mounted,swing base-mounted,torque-arm-mounted.
H.B series include size 3~26,number of stages is 1~4,ratio is 1.25~450,combing with R series and K series,ratio will be higher.
High precision grade with Gleason and Hofler grinding machineBetter meshing of gearsTop brands bearings and oil sealLong work lifeLow noiseNo oil leakageCompact design, strong and solidBetter cooling propertyCustomized design avaialbeDiversified range catering for power.
Detailed Photos
Product Parameters
Δ Powerful gearbox with unique concept designed for heavy-duty conditions.
Δ Excellent ecological design adds luster to your brand image.
Δ Compact folding line arrangement structure, with 10% higher torque transmission capacity and load shock resistance.
Δ The FEA design of the housing improves the stability of operation by 30%.
Δ The large-modulus gear design and enhanced bearing arrangement ensure higher reliability and longer service life.
Δ Up to 90% modular design, international production, faster production and logistics cycles.
Δ Higher power density can save you installation space and the overall structure is more compact.
Δ High reliability and long design life can effectively reduce your use cost and maintenance cost.
Packaging & Shipping
Company Profile
Ma’ an Shan Precise Transmission Technology Co., Ltd. is a high-tech enterprise contributive backbone of which enterprise empolder,investigate,produce high speed& heavy load gearbox,with the advance technology,superior equipment,all kinds of inspection&test methods and the effect quality control system.It produces all kinds of high speed&heavy load,precision,hard flank gear,crown gear couplings and worm gear machine screw jacks.The products of the company are widely used in the area of metallurgy,construction material,petrochemical industry,cement,colliery and universal machinery.
FAQ
Q:Are you trading company or manufacturer?
A: We are manufacturer with over 20 years’ experience.
Q: How long is your delivery time?
A: Generally it is within 10 days if the goods are in stock, for goods produced as per order, it is within 35 days after confirmation of order.
Q: How long should I wait for the feedback after I send the enquiry?
A: Normally within 12 hours.
Q: What information should I give you to confirm the product?
A: Model/Size, Transmission Ratio, Speed, Shaft directions & Order quantity etc.
Q: Hong long is your product warranty?
A: We offer 12 months warranty from departure date of the goods.
Q: What is your payment terms? T/T 100% in advance for amount less than USD10000.-, 30% T/T in advance , balance before shipment for amount above USD10000.
Application: | Machinery, Cement,Steel Industry,Paper,Oil&Gas,Sugar,Food |
---|---|
Function: | Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Horizontal or Vertical |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal or Vertical |
Step: | 1,2,3,4 |
Customization: |
Available
| Customized Request |
---|
Is it Better to Repair or Replace a Damaged Gearbox?
Deciding whether to repair or replace a damaged gearbox depends on several factors and considerations:
- Extent of Damage: Assess the severity of the gearbox damage. Minor issues like worn bearings or seals may be repairable, while extensive damage may necessitate a replacement.
- Cost of Repair: Compare the cost of repairing the gearbox to the cost of replacing it with a new or remanufactured unit. In some cases, repairs might be more cost-effective.
- Availability of Parts: Availability of replacement parts for the gearbox can influence the repair option. If parts are hard to find, replacement might be a more viable choice.
- Age and Condition: Consider the age and overall condition of the vehicle. If the vehicle is older and nearing the end of its lifespan, a replacement gearbox might offer better long-term reliability.
- Performance and Efficiency: A new or remanufactured gearbox might offer improved performance and efficiency compared to a repaired one.
- Future Maintenance: Evaluate potential future maintenance needs of both repair and replacement options. A replacement gearbox might come with a warranty and require less frequent maintenance.
- Professional Assessment: Seek advice from a qualified mechanic or technician who can thoroughly assess the gearbox and provide recommendations based on expertise.
Ultimately, the decision to repair or replace a damaged gearbox should be based on a careful evaluation of these factors. It’s recommended to consult with professionals to make an informed choice that best suits your specific situation and budget.
editor by CX 2023-10-24
China manufacturer CNC Machined Engine Reducer Gear Box automatic gearbox
Product Description
Product Description
Name: | CNC Machined Engine Reducer Gear Box |
Material: | stainless steel, carbon steel, alloy steel and so on. |
Designs: | 1. As per customer’s drawing |
2. As per customer’s samples | |
Surface Treatment: | 1. Polish |
2. Sand blasting | |
Service: | OEM service available |
Products: | All kinds of stainless steel casting: include pipe fitting, valve part, automotive parts,railroad parts, agriculture parts, marine parts, lighting parts,pump body, architectural parts and furniture parts so on. |
Advantages: | Experienced to machine casting parts |
Near to HangZhou port | |
3. We provide: OEM stainless steel lost wax castings and OEM machining services for stainless steel lost wax castings. We have: CNC Machining, CNC turning, CNC Milling, 3D CMM Inspection and CNC Optical Inspection. |
Detailed Photos
Company Profile
HangZhou Lucky Stone Import & Export Co., Ltd. specialize in CNC machining, investment casting, die casting, gravity casting, forging and stamping. We produce complex parts and aviation assemblies, and coordinate all steps required while providing the best quality and shortest possible lead time.
Based on our advanced equipment, more than 10 years experience and QC system, we have powerful ability to develop new items according to our customer’s drawings or samples.
We exert strict quality control in production processes, and our products comply with the requirements of oil, mine, defense, power generation and other industries. Our expertise lies in complex parts machining of carbon steel, alloy steel, stainless steel, aluminum and all kinds of metal. Moreover, we offer full tested subassemblies and assemblies as well as supply chain consolidation with complete traceability from raw materials to finished goods.
Certificated quality control system and high efficient organization, as well as high attention from the whole company, have steadily improved products quality and reduced producing costs in recent years.
OEM or ODM products are welcome. We will be your best choice, and we expect to be successful together with you !
Our Service
Product/Mold Design:
ODM/OEM products are highly welcome, and we have many years export experience in US and Europe market.
All kinds of drawings are available, such as dwg, pdf, jpg, stp, igs and etc.
Molds Making:
In order to ensure lead time and quality, all the molds will be made in our CNC machining workshop.
CNC Machining Workshop:
We have many sets of CNC Machining Center and CNC lathes, and could ensure 0.01-0.02mm tolerance depending on products design, size and raw material.
Heat Treatment:
Some castings need to be heat treated to get better and stable structure.
Manual Casting by Experienced Workers:
Our workers are full of experience and operate every process very carefully.
FAQ
1. Are you a manufacturer or a trading company?
We are a professional manufacturer with over 10 years’ experience for designing and producing casting parts and machining parts.
2. How can I get some samples?
If you need, we are glad to offer you samples for free, but the new clients are expected to pay the mould coast and courier cost.
3. Can you make casting according to our drawing?
Yes, we can make casting according to your drawing, 2D drawing, or 3D cad model, both available. If the 3D cad model can be supplied, the development of the tooling can be more efficient. But if without 3D, based on 2D drawing we can still make the samples properly approved.
4. Can you make casting based on our samples?
Yes, we can make measurement based on your samples to make drawings for tooling making.
5. What’s your quality control device in house?
We have spectrometer in house to monitor the chemical property, tensile test machine to control the mechanical property and UT Sonic as NDT checking method to control the casting detect under the surface of cast.
For more information, please feel free to contact us!
Casting Method: | Thermal Gravity Casting |
---|---|
Process: | Lost Wax Casting |
Molding Technics: | Pressure Casting |
Application: | Agricultural Machinery Parts |
Material: | Carbon Steel |
Surface Preparation: | Sand Blast |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
How to Calculate Gear Ratio in a Gearbox
Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:
Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear
Here’s a step-by-step guide on how to calculate gear ratio:
- Identify the input and output gears in the gearbox.
- Count the number of teeth on the output gear (the gear connected to the output shaft).
- Count the number of teeth on the input gear (the gear connected to the input shaft).
- Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
- Calculate the gear ratio by performing the division.
The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.
editor by CX 2023-09-06
China Spur Helical Gear Box 2 Speed Reducer Power Tiller Agricultural Gearbox with Reverse best automatic gearbox
Guarantee: 3 years
Applicable Industries: Developing Content Shops, Production Plant, Machinery Mend Retailers, Meals & Beverage Manufacturing unit, Farms, House Use, Retail, Power & Mining
Excess weight (KG): 50
Customized assist: OEM, ODM, OBM, Vehicle gearbox for Geely 170B2 EC718 GX7 SX7 Vehicle Transmission gearbox 1.8L R&D
Gearing Arrangement: Bevel / Miter
Output Torque: twenty~5000N.m
Enter Speed: 540rpm, and so on
Output Speed: 540rpm, and so forth
Item name: Spur Helical Gear Box Pace Reducer Electrical power Tiller Agricultural Gearbox
Good quality: 100% Examination
Packing: Wooden Box
Housing Substance: Iron Cating/ Almuinium
Use: Agricultural
OEM: Accepable
Search term: Gearboxes
Certification: ISO9001:2015
Equipment Ratio: Personalize
Colour: Customize
Packaging Information: Normal Export Wooden Cartons of Gearbox
Port: ZheJiang or HangZhou Port, China
Item No.: | Show Space |
Ratio and Shaft: | OEM acceptable |
Key phrase | Agricultural Equipment Gearbox |
How to Select a Gearbox
When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.
Function
The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.
Purpose
A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
Application
When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.
Material
When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
Manufacturing
The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.
editor by czh 2023-02-28
China Zlyj Series Gear Box Reducer for Single Screw Plastic Extruder gearbox assembly
Product Description
ZLYJ Series gear box Reducer for Solitary Screw Plastic Extruder
Organization Details
Recognized in 1979, HangZhou Gearbox Manufacturing Co., Ltd. is found in National High-tech Advancement Zone of HangZhou, ZheJiang , China. With much more than 38 years’ expertise in investigation and advancement of equipment transmission merchandise, the factory addresses an area of 87,
Site: jiangchi2012
US $500-50,000 / Piece | |
1 Piece (Min. Order) |
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Application: | Motor, Agricultural Machinery, Plastic and Rubber Extrusion |
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Function: | Change Drive Torque, Speed Changing, Speed Reduction |
Layout: | Helical |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Three-Step |
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Customization: |
Available
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US $500-50,000 / Piece | |
1 Piece (Min. Order) |
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Application: | Motor, Agricultural Machinery, Plastic and Rubber Extrusion |
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Function: | Change Drive Torque, Speed Changing, Speed Reduction |
Layout: | Helical |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Three-Step |
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Customization: |
Available
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What Is a Gearbox?
There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.
Function of a gearbox
A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.
Bzvacklash
The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.
Design
The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.
Manufacturers
There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.
editor by czh 2023-02-04
China High Torque 3 Series 70*70mm F0 type rectangle eccentric flange reducer Gear box For AC DC motor manufacturer
Product Description
Warm Guidelines
Remember to inquiry and affirm us before orders.
Firm Profile
HangZhou CZPT Industrial Co.,Ltd. is a Chinese producer of servo motor, servo driver, tiny and medium gear reduction motor.Who has handed the ISO 9001 worldwide Good quality Method Certification. Most of the items have obtained CE and CCC certifications. These merchandise are marketed all above the world these kinds of as the United States, Europe, Southeast Asia and Center East,and so forth.
The core products are incorporate the universal servo motor, servo driver, G1 collection micro/small reduction motor (energy:from 6W to 400W).Torque motor,L collection Linear sort reduction motor, F1 sequence orthogonal reduction motor, CB type equipment reduction motor with electromagnetic clutch and brake, AC/DC pace controller and reduction motor add-ons, GH,G3,G4 sort medium reduction motor (Electrical power :from .1kw to 3.7kw), the equipment motors for poultry farm gear, stainless steel thermostability extended shaft motor, and so forth. They have been widely used in the embroidery device, CNC equipment, packing machine, engraving equipment, printing equipment, packing machinery, textile machinery, house appliances, and so on.
We shall meet up with customer increasing desire.
We shall supply client with our greatest services.
Certifications
Product Description
FAQ
one. Q: What is the warranty of your products?
A: All parts have a One-Year Warranty as long as it is inside the warranty period of time and proof of acquire is avaliable. Improper use or installation is not a manufacturer’s defect.
two. Q: How lengthy is your delivery time?
A: Normally, it is 3-7 business days if the items are in inventory or it is 7-15days if the merchandise are not in inventory. It is according to customer’s quantity and request.
three. Q: What payment approach can I use? And what is your conditions of payment?
A: We can accept Organization Bank transfer and Western Union. For samples, it’s one hundred% T/T in advance. For orders, it truly is 30% T/T in progress, and 70% balance just before cargo.
four. Q: Do you supply samples? Is it totally free or extra?
A: Of course, we can supply the sample, but the client ought to pay out for the cost. We could use FEDEX/ DHL/ TNT transport, and it might take 5-7 enterprise days.
Speak to Details
Intercontinental TRADE DEPARTMENT
Add:No.188 Huanxi Highway , Jinqing City, Xihu (West Lake) Dis. District, Tatizhou City, ZHangZhoug Province,P.R.China
US $30-150 / Piece | |
100 Pieces (Min. Order) |
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Application: | Industrial |
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Speed: | Variable Speed |
Number of Stator: | Single-Phase |
Function: | Driving |
Casing Protection: | Closed Type |
Number of Poles: | 20 54 |
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Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
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Customization: |
Available
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US $30-150 / Piece | |
100 Pieces (Min. Order) |
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Application: | Industrial |
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Speed: | Variable Speed |
Number of Stator: | Single-Phase |
Function: | Driving |
Casing Protection: | Closed Type |
Number of Poles: | 20 54 |
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Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
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Customization: |
Available
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The Parts of a Gearbox
There are many parts of a Gearbox, and this article will help you understand its functions and components. Learn about its maintenance and proper care, and you’ll be on your way to repairing your car. The complexity of a Gearbox also makes it easy to make mistakes. Learn about its functions and components so that you’ll be able to make the best choices possible. Read on to learn more. Then, get your car ready for winter!
Components
Gearboxes are fully integrated mechanical components that consist of a series of gears. They also contain shafts, bearings, and a flange to mount a motor. The terms gearhead and gearbox are not often used interchangeably in the motion industry, but they are often synonymous. Gearheads are open gearing assemblies that are installed in a machine frame. Some newer designs, such as battery-powered mobile units, require tighter integration.
The power losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and speed. The no-load losses are the most serious, since they represent the largest proportion of the total loss. This is because they increase with speed.
Temperature measurement is another important preventive maintenance practice. The heat generated by the gearbox can damage components. High-temperature oil degrades quickly at high temperatures, which is why the sump oil temperature should be monitored periodically. The maximum temperature for R&O mineral oils is 93degC. However, if the sump oil temperature is more than 200degF, it can cause seal damage, gear and bearing wear, and premature failure of the gearbox.
Regardless of its size, the gearbox is a crucial part of a car’s drivetrain. Whether the car is a sports car, a luxury car, or a farm tractor, the gearbox is an essential component of the vehicle. There are two main types of gearbox: standard and precision. Each has its own advantages and disadvantages. The most important consideration when selecting a gearbox is the torque output.
The main shaft and the clutch shaft are the two major components of a gearbox. The main shaft runs at engine speed and the countershaft may be at a lower speed. In addition to the main shaft, the clutch shaft has a bearing. The gear ratio determines the amount of torque that can be transferred between the countershaft and the main shaft. The drive shaft also has another name: the propeller shaft.
The gears, shafts, and hub/shaft connection are designed according to endurance design standards. Depending on the application, each component must be able to withstand the normal stresses that the system will experience. Oftentimes, the minimum speed range is ten to twenty m/s. However, this range can differ between different transmissions. Generally, the gears and shafts in a gearbox should have an endurance limit that is less than that limit.
The bearings in a gearbox are considered wear parts. While they should be replaced when they wear down, they can be kept in service much longer than their intended L10 life. Using predictive maintenance, manufacturers can determine when to replace the bearing before it damages the gears and other components. For a gearbox to function properly, it must have all the components listed above. And the clutch, which enables the transmission of torque, is considered the most important component.
Functions
A gearbox is a fully integrated mechanical component that consists of mating gears. It is enclosed in a housing that houses the shafts, bearings, and flange for motor mounting. The purpose of a gearbox is to increase torque and change the speed of an engine by connecting the two rotating shafts together. A gearbox is generally made up of multiple gears that are linked together using couplings, belts, chains, or hollow shaft connections. When power and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is determined by the ratio of the gears that are engaged to transmit power.
The gear ratios in a gearbox are the number of steps a motor can take to convert torque into horsepower. The amount of torque required at the wheels depends on the operating conditions. A vehicle needs more torque than its peak torque when it is moving from a standstill. Therefore, the first gear ratio is used to increase torque and move the vehicle forward. To move up a gradient, more torque is required. To maintain momentum, the intermediate gear ratio is used.
As metal-to-metal contact is a common cause of gearbox failure, it is essential to monitor the condition of these components closely. The main focus of the proactive series of tests is abnormal wear and contamination, while the preventative tests focus on oil condition and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used more for detecting abnormal additive depletion. In addition, lubrication is critical to the efficiency of gearboxes.
Maintenance
Daily maintenance is a critical aspect of the life cycle of a gearbox. During maintenance, you must inspect all gearbox connection parts. Any loose or damaged connection part should be tightened immediately. Oil can be tested using an infrared thermometer and particle counters, spectrometric analysis, or ferrography. You should check for excessive wear and tear, cracks, and oil leaks. If any of these components fail, you should replace them as soon as possible.
Proper analysis of failure patterns is a necessary part of any preventative maintenance program. This analysis will help identify the root cause of gearbox failures, as well as plan for future preventative maintenance. By properly planning preventative maintenance, you can avoid the expense and inconvenience of repairing or replacing a gearbox prematurely. You can even outsource gearbox maintenance to a company whose experts are knowledgeable in this field. The results of the analysis will help you create a more effective preventative maintenance program.
It is important to check the condition of the gearbox oil periodically. The oil should be changed according to its temperature and the hours of operation. The temperature is a significant determinant of the frequency of oil changes. Higher temperatures require more frequent changes, and the level of protection from moisture and water reduces by 75%. At elevated temperatures, the oil’s molecular structure breaks down more quickly, inhibiting the formation of a protective film.
Fortunately, the gear industry has developed innovative technologies and services that can help plant operators reduce their downtime and ensure optimal performance from their industrial gears. Here are 10 steps to ensure that your gearbox continues to serve its purpose. When you are preparing for maintenance, always keep in mind the following tips:
Regular vibration analysis is a vital part of gearbox maintenance. Increased vibration signals impending problems. Visually inspect the internal gears for signs of spiraling and pitting. You can use engineers’ blue to check the contact pattern of gear teeth. If there is a misalignment, bearings or housings are worn and need replacement. Also make sure the breathers remain clean. In dirty applications, this is more difficult to do.
Proper lubrication is another key factor in the life of gearboxes. Proper lubrication prevents failure. The oil must be free of foreign materials and have the proper amount of flow. Proper lubricant selection depends on the type of gear, reduction ratio, and input power. In addition to oil level, the lubricant must be regulated for the size and shape of gears. If not, the lubricant should be changed.
Lack of proper lubrication reduces the strength of other gears. Improper maintenance reduces the life of the transmission. Whether the transmission is overloaded or undersized, excessive vibration can damage the gear. If it is not properly lubricated, it can be damaged beyond repair. Then, the need for replacement gears may arise. However, it is not a time to waste a lot of money and time on repairs.
editor by czh 2023-01-02
China DC Motor Worm Gearbox for Conveyors Speed Reducer Gear Box bevel gearbox
Product Description
HangZhou Sihai Machinery Co., Ltd.has been specialising in the manufacture and export of RV series worm gearboxes and other electrical power transmission products for years, devoted to supply to our consumers good top quality products in aggressive charges. The primary merchandise are RV collection worm equipment velocity reducers, UD collection mechanical pace variators, G3 sequence helical geared motors and the specially created reducers for polishing machines. Our goods are broadly employed in the mechanical apparatus for foodstuff, ceramics, deal, chemical, printing, and plastics, and many others.
Xihu (West Lake) Dis.d by the thought, “High quality is the extremely important.”. the company proceeds in stringent good quality management to all the merchandise, complying with the demands of ISO9001:2008, and certificated, which has enabled our items to have enjoyed the effective revenue, reputation and very good popularity amid the markets of Europe, Mid-east, and Souteast Asia..
Innovation, very good quality, customers’ satisfication, and outstanding service are the principles of the firm. All buyers at property and overseas are warmly welcome to contact us and negotiate for mutual company enlargement.
Features
one.Wide transmission rate, strong output torque
two.Compact mechanical structure, light weight, small volume&Good heat-dissipating
three.Smooth operation with lower noise or vibration
four.Easy mounting, free linking, high efficiency
five. Excellent SUBSTITUDE FOR MOTOVARIO AND CZPT PRODUCTS
Applications
Wide range of application,including light industry of food &beverage, Cement,
package deal,construction material,chemicals and etc.
Specialized knowledge:
Product | RV one hundred thirty one hundred fifty |
Solitary unit variations |
NMRV – equipped for motor flanged coupling, NRV – with enter shaft, NMRV-E motor flanged coupling with worm extension shaft, NRV-E with double extension worm shaft, |
Power | .06—-15KW |
Single unit reduction ratio | 1:5 7.5 eighty one hundred |
Output torque | 2.6—1195N.M |
Worm shaft materials | 20CrMnTi with carburizing and quenching.The hardness of floor is 56-62HRC with carbonized layer .5-.8mm |
Worm wheel material | worm mandrel is HT250,and worm ring equipment,ZQSn10-1,hardness is 60HRC |
After-sale support:
1 yr guarantee,subject to suitable procedure and installationfree specialized assist all the time.
US $25 / Piece | |
1 Piece (Min. Order) |
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Shipping Cost:
Estimated freight per unit. |
To be negotiated| Freight Cost Calculator |
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Application: | Motor |
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Hardness: | Hardened |
Type: | Worm and Wormwheel |
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Customization: |
Available
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Model | RV025 030 040 050 063 075 090 110 130 150 |
Single unit versions |
NMRV – fitted for motor flanged coupling, NRV – with input shaft, NMRV-E motor flanged coupling with worm extension shaft, NRV-E with double extension worm shaft, |
Power | 0.06—-15KW |
Single unit reduction ratio | 1:5 7.5 10 15 20 25 30 40 50 60 80 100 |
Output torque | 2.6—1195N.M |
Worm shaft material | 20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm |
Worm wheel material | worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC |
US $25 / Piece | |
1 Piece (Min. Order) |
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Shipping Cost:
Estimated freight per unit. |
To be negotiated| Freight Cost Calculator |
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Application: | Motor |
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Hardness: | Hardened |
Type: | Worm and Wormwheel |
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Customization: |
Available
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Model | RV025 030 040 050 063 075 090 110 130 150 |
Single unit versions |
NMRV – fitted for motor flanged coupling, NRV – with input shaft, NMRV-E motor flanged coupling with worm extension shaft, NRV-E with double extension worm shaft, |
Power | 0.06—-15KW |
Single unit reduction ratio | 1:5 7.5 10 15 20 25 30 40 50 60 80 100 |
Output torque | 2.6—1195N.M |
Worm shaft material | 20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm |
Worm wheel material | worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC |
How to Select a Gearbox
When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.
Function
The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.
Purpose
A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
Application
When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.
Material
When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
Manufacturing
The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.
editor by czh 2022-12-22