Tag Archives: automatic gear

China manufacturer Gear Box for 21inch Self-Propelled best automatic gearbox

Product Description

Product Description

21″ selfp-propelled 3 Speed Transmission Gear Box
 

Product Parameters

Dalong lawn mower:  durable, safe operation, beautiful and comfortable, environmental protection, with excellent competitive price.Cheap price gasoline lawnmower BS engine for garden grass cutting 

Mower Grass Cutting Machine Parts List

a.Lawn Mower Gear box 

1.Rod material: 40 chromium (Chromium is used to make stainless steel, auto parts, tools, tapes and video tapes, etc. Chrome plated on metal can prevent rust, also called can domi, strong and beautiful . Chromium can be used to make stainless steel. The color of red and emerald also comes from chromium.)
2.Case: ADC12 aluminum alloy
3.Gear: steel base powder, metallurgical die casting
4.Oil seal gasket; rubber
5.3 Speed Transmission

 

What material for CZPT mower deck?

b.:Lawn mower chassis

The sturdy aluminum die-cast chassis Mower with powder coated, aerodynamic design supply perfect air- flow for uninterrupted working conditions, and seamless flow of cutting.

 

How many types for CZPT mower blades?

c.Lawn mower blades
Mowing height 480mm.533mm, suitable for different terrains, ideal vortex aluminum alloy cutter head cover, the use of aerodynamic principle, so that the ability to improve grass, more suitable for the needs of users.

Aerodynamic design professional blade,it  is efficient and the blade is strong and durable 

 

Honda Engine +BS Engine for different customer selection

d.Lawn mower engine

Honda Lawnmower Engine-GXV160 vertical shaft general purpose gasoline engine
The Honda gas engine lends itself to a pleasant surprise by providing excellent performance, and features at the same time.

Pneumatic cylinder. Air filter.And fuel tank design improvements.Make it light in weight.Exquisite features. More convenient to carry power equipment.

Buying power and torque via a fixed OHV valve. Greatly reducing fuel consumption.

A decompression device and a transistor body ignition system are used to buy a bus.Make startup more convenient and reliable.

The design of a muffler and air filter reduces noise pollution to the environment.

B&S Mower Engine Model :750EX Series DOV

B & S E series small vertical shaft engines are reliable and easy to use. Millions of walk-behind mowers around the world every year choose E-Series engines. E-Series engines can provide users with exceptional value.

Functions:

1.easy to start

It is convenient and prevent to misoperation.

2.Cast iron cylinder liner

Anti-wear and prolong engine life.

3.DOV lever-type overhead valve train

Reduced engine vibration and noise for more comfortable operation

4.Large capacity air filter

Improve air filtration performance and reduce engine wear.

5.Just Check and Add Oil change-free technology

Integrated high-sealing air filter, lower engine operating temperature and high-precision parts manufacturing, the engine does not need to change the oil during its life. This technology makes maintenance of Exi series engines very simple, topping up the oil – checking regularly – adding as required.

 

Packaging & Shipping

Gasoline lawnmower shipping and packing 
1. By UPS/DHL/FEDEX
2.By air cargo
3.By China-Europe freight train
4.By sea container shipment
5.Port:FOB ZheJiang or CIF terms.
6.Shipment date within 10-15days for mass production .

 

Company Profile

 ZheJiang CZPT Grandwell Technology Co.,Ltd

Dalong company was founded in 1996. Professional commitment to R & D, production, and sales of garden machinery products. It has a R&D and production in Jin ma Industrial Zone, Xihu (West Lake) Dis., ZheJiang China, with a strong production technology R&D team. The lawn mowers and maintenance machinery produced by the company are well received and trusted all over the world.
In 1996, ZheJiang CZPT company was designated by HONDA as the first general agent of “HONDA” garden machinery products in China. The products are Lawn car, lawn machine, four-stroke irrigation machine, water pump and so on. It is a best-selling product in domestic garden market.
ZheJiang CZPT worked with a number of international famous garden machinery company cooperation.

Such as:
French ETESIA  multi-functional high efficiency lawn mower, in ZheJiang   , HangZhouang, ZheJiang , and other places to use a good welcome.
France COUP’ECO High hedge trimmer, highway hedge trimmer, forest fire emergency rescue equipment, et
Sweden BAHCO (the original Sandvik) pruning saw, pruning scissors, high saw, high shear, etc.;
German STIHL cutting irrigation machine, chainsaw, hedge trimmer high branch chainsaw, hair dryer, etc.
Swedenh (formerly Japan Komatsu) hedge trimmers, mowers, chainsaws, fans, etc.
VHangZhouELE Branch and tree shredder, Belgium;
Italy CO branch grinder;
Belgium ELIET vehicle leaf suction machine, hand push leaf suction machine;

The product characteristics of high efficiency, durability, fuel saving, environmental protection, safe operation, and so on. ZheJiang Dalong, always adhere to the reasonable price sales, adequate supply of spare parts, welcome you to visit our company, the quality of the products sold, price and after-sales service for a comprehensive comparison, wise purchase. You should not only pay attention to price, but also to product quality and after-sales service. ZheJiang CZPT will become your trusted partner.

Our Advantages

 ENTRY LEVEL HIGH QUALITY GARDEN CUTTER
  1. More than 10 yearsexperience of garden machinery 
  2. Factorydirect price 
  3. Have 2or 3new model every year 
  4. Nice quality,Fullrefund in case of bad quality
  5. Smallorders welcome
  6. Quick shipping within 10days
  7. VIP buyer one-stop service
  8. Engineers provide technical services

 

Landscape electric lawn mower performance characteristics

1.Aluminum alloy die-casting chassis, durable, light and rust-proof

The chassis is made of high-quality aluminum alloy and large-tonnage die-casting machine, with high density, high strength, and anti-corrosion; it fully meets for the design requirements for wall thickness and strength, it is conducive to ensuring personal safety, and provides a CZPT foundation for the gasoline engine and prolongs the working  life of the gasoline engine. The front axle is fixed with a pressure plate structure, which is more reliable.

2.Exceptional performance engine
The original engine, excell t performance with good starting , high power, low failure rate.solid  chassis configuration, more prolong the service life of the engine.

3.Lawn mower Grass box
Dalong 196 configuration grass box, beautiful appearance, smooth grass collection, strong dust protection, convenient use.

4.Xihu (West Lake) Dis.nized design, excellent selection of components
three-second stop machine function, safe to use; the stop handle is flat, it is comfortable when push forward. CZPT quality for the grass cutting height adjustment . Reliable positioning. The stamping parts are all made of high-quality cold-rolled steel plates, with high strength, good quality .smooth and beautiful surface.

5.Upper handle comfortable
three-second stop function, handle is flat, comfortable to push and hold, the pull force is transferred by the spring,  movement is soft, and the operation is safe.

6.Impact clamp cap
The compact reed clamp cap is made by 6 sets of mold

                      

FAQ

Q1: Are you a factory or a trading company

A1: We are a factory and trading company. We are 1 of the bigger garden machinery manufacturers in domestic ,We have been in this industry for more than 15 years.

Q2: How does your factory do in terms of quality control?

A2: Quality control is implemented at every workstation in production. Our products are 100% internally inspected before shipment.

Q3: What is your warranty for the product?

A3: We provide a one-year warranty.

Q4: How can I get samples?

A4: If you cannot buy our products in your local area, we will send you samples. You will be charged the sample price plus all related shipping costs. The cost of express delivery depends on the number of samples

Q5: How about MOQ?

A5:For sample we can supply 1 or 2 pcs for quality checking at first .

Q6: Do you accept OEM/ODM business?

A6: Yes, we can produce products according to customer requirements, including LOGO, color, design, etc.

Q7:How many days for sample ordering ?

A7:Sampling time about 5-7days,for mass order about 15-20days for cargo ready.

Type: Rotary Mowers
Moving Way: Rear Push
Cutter Type: Rotary Lawn Mower
Applicable Area: 1000-5000m²
Feature: 4-Stroke, Height Adjustable Handles, Single Cylinder, Cordless, Grass Box, Aluminum Chassis, Folding Handle, Anti-Slip
Certification: CE
Samples:
US$ 90/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

gearbox

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.
gearbox

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.
gearbox

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.

China manufacturer Gear Box for 21inch Self-Propelled   best automatic gearbox	China manufacturer Gear Box for 21inch Self-Propelled   best automatic gearbox
editor by CX 2023-05-19

China Standard CZPT Gear Reducer High Precision Right Angle Planetary Gearbox automatic gearbox

Product Description

Aokman Gear Reducer high precision right angel planetary gearbox
 

Components:
1. Gearbox Housing & Flange: Aluminum-alloy Die Casting ADC12
2. Gear set: Precision Planetary Gear Set
Ring Gears: 40Cr
Planetary Gears: 20CrMnTi, Surface Hardness HRC58~62, Inner Hardness HRC33~40
3. Input Configurations: Keyed Hollow Shaft with Motor Adaptor
4. Output Configurations: Keyed CZPT Shaft Output
keyless Solid Shaft Output
5. Applicable Motors:
Servo Motors, Stepper Motors

Features:
1. AOKMAN high precision planetary gearboxes including a full series of inline(linear) and right angle precision planetary gearboxes
2. High precision, high dynamic, low backlash
3. Up to 3 optional backlash: Ultra Precision Backlash, High Precision Backlash, Standard Backlash
4. Superior performance for precision industrial automation and servo applications

 

series Stage Models Ratio Rated Torque Rated input Speed Max input Speed Backlash Efficiency
PPG(Linear) 1 PPG040 3,4,5,7,8,10 9N.m~423N.m 25,003,000,360,040,000,000 3600 ≤10 arcmin ≥97%
PPG060 4800
PPG080 6000
PPG120 8000
PPG160  
2 PPG040 12,15,20,25,30,35,40,50,70,100 9N.m~423N.m 25,003,000,360,040,000,000 3600, ≤15 arcmin ≥94%
PPG060 4800
PPG080 6000
PPG120 8000
PPG160  

1.More than 35 years experience in R&D and manufacturing, export gear motors & industrial gearboxes.
2. Standardization of the gearbox series
3. Strong design capability for large power & customized gearboxes.
4. High quality gearboxes and proven solutions provider.
5. Strict quality control process, stable quality.
6. Less than 2% of the quality complaints.
7. Modular design, short delivery time.
8. Quick response & professional services

AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.

Application: Motor, Machinery, Industry
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Single-Step
Customization:
Available

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Customized Request

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!
gearbox

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.
gearbox

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.
gearbox

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.

China Standard CZPT Gear Reducer High Precision Right Angle Planetary Gearbox   automatic gearbox	China Standard CZPT Gear Reducer High Precision Right Angle Planetary Gearbox   automatic gearbox
editor by CX