Product Description
OEM customized gearbox for agricultural machinery
1. Product Description
MODEL |
INPUT DATA | OUTPUT DATA | |||||
Ratio | Maximum Rpm | KW | HP-CV | N.M | N.M | R.P.M | |
AC78845A/B | 1:1.93 | 800 | 30 | 40 | 358 | 185 | 1544 |
RC | 1:1.93 | 800 | 30 | 40 | 358 | 185 | 1544 |
RC5/BB60X | 1:1.69 | 800 | 37 | 50 | 440 | 260 | 1352 |
AC78846A/B | 1:1.93 | 540 | 55 | 75 | 972 | 504 | 1042 |
612619 | 1:1.93 | 540 | 74 | 100 | 1308 | 678 | 1042 |
612666 | 1:1.46 | 540 | 74 | 100 | 1308 | 896 | 680 |
BB84X | 1:1.26 | 540 | 67 | 90 | 1184 | 940 | 680 |
RC81-000-01 | 1:1.923 | 540 | 74 | 100 | 1308 | 680 | 1038 |
RC81-000-02 | 1:1.46 | 540 | 74 | 100 | 1308 | 896 | 788 |
75356-192 | 1:1.92 | 540 | 97 | 130 | 1715 | 893 | 1037 |
75356-146 | 1:1.46 | 540 | 97 | 130 | 1715 | 1175 | 788 |
74823-19 | 1:1.87 | 540 | 97 | 130 | 1715 | 918 | 1009 |
74823-14 | 1:1.39 | 540 | 97 | 130 | 1715 | 1235 | 750 |
GT40U.B | 3:1 | 540 | 44 | 60 | 778 | 2334 | 180 |
SF-100 | 1:1 | 540 | 15 | 20 | 265 | 265 | 540 |
MCT-100A1 | 7.5:1 | 540 | 29.5 | 40 | 521 | 3912 | 72 |
MCT-100A2 | 22.5:1 | 540 | 29.5 | 40 | 521 | 11738 | 24 |
DCR1-0000 | 2.4:1 | 540 | 37 | 50 | 654 | 1570 | 225 |
2. More Products
3. The Drawing Of Gear Box
4. Production and Packing
5.Shipping
6.Our Company
HangZhou CHINAMFG Tech.Machinery Co.,Ltd was founded in 2003. It is located at HangZhou County, HangZhou City, closed to 204 National Road.Our main products: 1. all kinds of drive shaft 2.all kinds of gera box 3. Farm machinery: IMT500 inorganic fertilizer spreader, HMT05S organic fertilizer spreader, 3M rotovator , 3M wet-paddy field rotary, King 185 deep cultviating machine and so on. 4.The machinery parts: many kinds of Gear, Shaft, Flang, ,Gear box, Laser parts, Stamping parts and so on.
7. FAQ
1. Q: Are your products forged or cast?
A: All of our products are forged.
2. Q: What’s your MOQ?
A: 20 PCS for each type. We accept the sample order.
3. Q: What’s the horse power of the pto shaft are available?
A: We provide a full range of pto shaft, ranging from 16HP-200HP.
4. Q: How many splined specification do you have ?
A: We produce 1 1/8″-Z6, 1 3/8″-Z6, 1 3/4″-Z6, 1 3/8″- Z21, 1 3/4″-Z20, 8X42X48X8 and 8X32X38X6 splines.
5. Q: How about the warranty?
A: We guarantee 1 year warranty. With quality problems, we will send you the new products for free within next shipment.
6. Q: What’s your payment terms?
A: T/T, L/C, D/A, D/P….
7. Q: What is the delivery time?
A: 40 days after receiving your advanced deposit.
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
---|---|
Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
Layout: | Cycloidal |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Four-Step |
Customization: |
Available
| Customized Request |
---|
Can a Worm Gearbox be Used for High-Speed Applications?
Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:
- Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
- Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
- Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
- Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.
While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.
Worm Gearbox vs. Helical Gearbox: A Comparison
Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:
Aspect | Worm Gearbox | Helical Gearbox |
Efficiency | Lower efficiency due to sliding friction between the worm and worm wheel. | Higher efficiency due to rolling contact between helical gear teeth. |
Torque Transmission | Excellent torque transmission and high reduction ratios achievable in a single stage. | Good torque transmission, but may require multiple stages for high reduction ratios. |
Noise and Vibration | Generally higher noise and vibration levels due to sliding action. | Lower noise and vibration levels due to smoother rolling contact. |
Backlash | Higher inherent backlash due to the design. | Lower backlash due to meshing of helical teeth. |
Efficiency at Higher Speeds | Less suitable for high-speed applications due to efficiency loss. | More suitable for high-speed applications due to higher efficiency. |
Overload Protection | Natural self-locking feature provides some overload protection. | May not have the same level of inherent overload protection. |
Applications | Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. | Widely used in various applications including automotive transmissions, industrial machinery, and more. |
Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.
How Does a Worm Gearbox Compare to Other Types of Gearboxes?
Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:
- Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
- Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
- Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
- Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
- Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.
While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.
editor by CX 2023-09-27