Product Description
Product Description
Mechanical Transmission Gearbox- QTJD18/25/30/38 SERIES
Suitable for 1.5tons,2tons 2.5tons,3tons,4tons forklift.
Brand:TCM,HELI,DOOSAN,HANGCHA,…..
Independent development; multiple patented design applications; all technical specifications reach the domestic advanced level. It is mainly used in 1.5-4T mechanical diesel forklift trucks. It is the first choice for engineering mechanical transmission assembly device
Product Parameters
| Transmission Model | QTJD18 / QTJD18II | QTJD25 / QTJD25II | QTJD30 / QTJD30II | QTJD38 / QTJD38II | |
| Match Engine Rated Power(kw) | 25~31 | 33~40 | 42~48 | ||
| Match Engine Rotating Speed(r/min) | 2300~2600 | 2250~2650 | 2400~2650 | ||
| Match Engine Max Output Moment(N.m) | 85~131 | 140~179 | 174~206 | ||
| Transmission Ratio | Forward I(F1) | 46.3488 | 37.571 | 42.224 | |
| Forward II (F2) | 20.0506 | 16.0405 | 18.2662 | ||
| Backward I (R1) | 45.6639 | 36.5311 | 41.6 | ||
| Backward II(R2) | 19.7543 | 15.8034 | 17.9962 | ||
| Synchronizer Pattern | Inertial lock-ring | ||||
| Shift Pattern | Manual Shift | ||||
| Input Shaft Rotating Speed | Clockwise( from input ) | ||||
| Lubricating Oil | GL-5 85W-90 Heavy Load Vehicle Gear Oil | ||||
| Working Oil Temperature(ºC) | 60~80 | ||||
| Top Working Oil Temperature(ºC) | 120(no more than 5 mins) | ||||
| Shape the Size(Length x Width x Height)(mm) | 760×400×320 | 851×420×400 | |||
| Model II Shape the Size(Length x Width x Height)(mm) | 760×470×445 | 851×470×490 | |||
| Net Weight(kg) | 105/125 | 132/165 | |||
| Match Engine | China 485/490/495/498 diesel engine, Dachai, China gasoline engine, Nissan, Mitsubishi, Kubota, Yammar , General . | ||||
Main characteristics:
1.Inertia clamping ring synchronizer is adopted to assure flexible and reliable gear shift without impact.
2.The high-strength alloy material box cast by using resin sand process is flat in appearance, thus effectively solving the internal defects of castings.
3.Domestic and foreign high-quality components are adopted to assure excellent sealing performance.
4.Strong bearing capacity; high transmission efficiency and reliable operation of complete machine
The company is specialized in the production of engine gears, gears of transmission, and gears used for various construction machinery and vehicles. The company owns various kinds of high-grade, precision and advanced machining equipment (photos) which can economically and efficiently machine and produce transmission parts like spur gear, helical gear, multi-link gear, internal gear, small-taper teeth, crowned teeth, sharp and thin teeth, worm gear and chain gear.
Gear machining range:
1.Maximum modulus: 8
2.Maximum outer diameter: φ500
3.Accuracy grade:4 Grade GB/T 10095-2008
Our Advantages
Company Profile
HangZhou CHINAMFG Industry Co., Ltd. is located in the beautiful HangZhou city. We specialize in the production of trailer parts, axle and transmission of engineering machinery and special engineering and agricultural machinery.
Over the past years, CHINAMFG Industry has invested 4 manufacturing plants in China. Following the principle of “quality assurance, abiding by the contract, reciprocity, mutual benefit and first-class services”, we have won the trust from our clients both at home and abroad.
Our annual sales amount reaches USD 5 million and our products have been exported to North and South America, Europe ,Africa,South Asia and the Middle East.
We sincerely hope to become your earnest business partner and your contact will be warmly welcomed.
| After-sales Service: | All Lifecycle |
|---|---|
| Warranty: | 1 Year |
| Material: | Carbon Steel |
| Surface Treatment: | Baking Paint |
| Customized: | Customized |
| Standard: | Standard |
| Samples: |
US$ 800/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How to Choose the Right Gearbox for Your Machinery
Selecting the appropriate gearbox for your machinery involves careful consideration of several key factors. Here’s a step-by-step guide to help you make the right choice:
- Identify Application Requirements: Understand the specific requirements of your machinery, including torque, speed, load, direction of rotation, and duty cycle.
- Choose Gear Type: Determine the type of gears that best suit your needs, such as spur, helical, bevel, planetary, or others, based on factors like efficiency, noise level, and space constraints.
- Calculate Gear Ratio: Calculate the required gear ratio to achieve the desired output speed and torque. Consider factors like input and output shaft speeds.
- Select Gear Material: Choose appropriate gear materials based on factors like durability, wear resistance, and corrosion resistance. Common materials include steel, cast iron, and various alloys.
- Consider Efficiency: Evaluate the gearbox’s efficiency and select one that meets your energy efficiency requirements.
- Account for Load Conditions: Analyze the load conditions, such as constant or intermittent loads, shock loads, and starting and stopping frequencies.
- Check Lubrication Requirements: Consider the lubrication needs of the gearbox and ensure proper lubrication for smooth operation and longevity.
- Factor in Space Constraints: Consider the available space for installing the gearbox and choose a size that fits within your machinery.
- Assess Environmental Conditions: Evaluate the operating environment, including temperature, humidity, and exposure to dust or corrosive substances.
- Review Mounting Options: Determine the mounting options that work best for your machinery, such as foot-mounted, flange-mounted, or shaft-mounted gearboxes.
- Consult with Experts: Seek advice from gearbox manufacturers or engineers to ensure you make an informed decision.
Choosing the right gearbox is crucial for achieving optimal machinery performance, longevity, and reliability.
editor by CX 2023-09-22