தயாரிப்பு விளக்கம்
High Efficiency Cone Worm Gear Series Double Enveloping Worm Gear Worm Gearbox
தயாரிப்பு விளக்கம்
Series C double enveloping worm gear
Model: 100 – 500
Ratio: 10 -63
Output Torque : 683 – 51180 N.m
Rating Power : 47/25HP(1.41Kw) – 597HP(448Kw)
1, High torque double enveloping worm gear adjust toughest working condition .
2,Universal design double enveloping worm gearbox.
3, Smooth and noiseless operation double worm gearbox.
4, Higher driving efficiency than traditional worm gear.
5, Increasing loading capacity .
6, Strict quality test before shipping
7, Customized design for various application
8, Long life service period
9,suitable price with moderated
10, moderate price & high quality
In a Worm Gearbox, Worm Reduction Gear Box, Worm Speed Reducer and Gear Motor Manufacturer, three to 11 gear teeth are typically in contact with the worm, depending CHINAMFG the ratio. The increased number of driven gear teeth that are in contact with the worm significantly increases torque capacity also raises shock load resistance. In addition to increasing the number of driven gear teeth in contact with the worm, Worm Gearbox, Worm Reduction Gear Box, Worm Speed Reducer and Gear Motor Manufacturer also increases the contact area on each gear tooth. The actual areas of instantaneous contact between the worm threads and the driven gear tooth are lines. These lines of contact move across the face of the gear tooth as it progresses through its total time of mesh with the worm. The lines of contact in double-enveloping worm gearing are configured to increase the power transmission capability and reduce the stress on each gear tooth.
Working conditions
Two shafts for 90 ° Intersect, input speed must not be more than 1500 rpm.The working environment temperature should range from 0 ~ 40 ° C, when the environment temperature below 0 ° C or above 40 ° C.Before starting the lubricating oil to corresponding heating and cooling, The worm shafts, reverse operation can be positive.
Data sheet on CUW double enveloping worm gear reducer :
| Model | ShaftDia. (mm) | Center Height (CUW) | (CUW) Output shaft Dia. | Power | Ratio | Permitted Torque | எடை |
| (CUW) input Solid(h6) | (mm) | (mm) | (kw) | (Nm) | (KGS) | ||
| 100 | 28 | 190 | 48 | 1.41~11.5 | 10 .25~ 62 | 683-1094 | 42 |
| 125 | 32 | 225 | 55 | 2.42~19.7 | 10 .25 ~ 62 | 1170~2221 | 65 |
| 140 | 38 | 255 | 65 | 3.94~25.9 | 10 .25 ~ 62 | 1555 ~ 3473 | 85 |
| 160 | 42 | 290 | 70 | 4.39~35.7 | 10 .25 ~ 62 | 2143 ~4212 | 120 |
| 180 | 48 | 320 | 80 | 5.83~47.5 | 10 .25 ~ 62 | 2812 ~ 5387 | 170 |
| 200 | 55 | 350 | 90 | 7.52 ~61.2 | 10 .25 ~ 62 | 3624 ~6859 | 220 |
| 225 | 60 | 390 | 100 | 9.9~81.4 | 10 .25 ~ 62 | 4872 ~ 9224 | 290 |
| 250 | 65 | 430 | 110 | 12.9 ~105 | 10 .25~ 62 | 6284~11892 | 380 |
| 280 | 70 | 480 | 120 | 16.9 ~ 138 | 10 .25 ~ 62 | 8347 ~ 15820 | 520 |
| 315 | 75 | 530 | 140 | 22.5 ~183 | 10 .25 ~ 62 | 11068~ 19450 | 700 |
| 355 | 80 | 595 | 150 | 30~245 | 10 .25 ~ 62 | 14818 ~28014 | 1030 |
| 400 | 90 | 660 | 170 | 32.1 ~261 | 10 .25 ~ 62 | 15786~29918 | 1400 |
| 450 | 100 | 740 | 190 | 42.6 ~347 | 10 .25 ~ 62 | 2571~39881 | 1980 |
| 500 | 110 | 815 | 210 | 54.9 ~ 448 | 10 .25 ~ 62 | 27097~51180 | 2700 |
Advantage:
The advantage of CHINAMFG High Efficiency, Low Noice Cone Worm Series Worm Gearbox design are dramatic. First, the total load is divided among more individual gear teeth, and the load is further divided where teeth support 2 lines of contact. This superior load distribution greatly increases load carrying capacity. Second, the improved torque throughput allows a smaller reducer to produce the same amount of torque, resulting in size and weight savings.
Double-enveloping worm gearing can carry loads that would require much larger and heavier cylindrical worm gearing.
Double-enveloping worm gearbox figure :
(Click on picture for more information)
Packaging & Shipping
Package :
SGR gearbox use standard wood case per gear motor | gear unit.
Shipping :
According to Customer requirement, we delivery products by different transport, Sea shipping, Air Transportation / Express or Truck transportation etc.
You Appoint, We Service!
Our Services
With all our activities DNV-ISO 9001, SGS -certified, we stand for top-quality service. Entrusting your gearboxes to the care of our Services.
Help protect your gearbox from wear and grinding, SGR gearbox converts torque reliably and efficiently.
We customize our CHINAMFG planetary gear units, double enveloping worm gearbox, helical gear motor, modular design helical gear unit, worm gearbox, cycloidal gearbox etc to fit your application and meet your needs.
These features enable a reliable and safe service life of over 200 000 operational hours.
Our customers have been placing their trust in CHINAMFG gear units since 1997. More than 500 000 gear units of our gearbox are in use reliably around the world, in many cases under very harsh conditions.
| விண்ணப்பம்: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Angle |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Single-Step |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Safety Precautions when Working with Mower Gearboxes
Working with mower gearboxes requires careful attention to safety to prevent accidents and injuries. Follow these safety precautions:
- Disconnect Power: Before performing any maintenance or adjustments, turn off the mower’s engine and disconnect the spark plug wire to prevent accidental starts.
- Wait for Cooling: Allow the gearbox to cool down if it has been running, as it can become hot during operation.
- Wear Protective Gear: Use appropriate personal protective equipment (PPE), such as gloves, safety glasses, and closed-toe shoes, to protect yourself from debris and moving parts.
- Stabilize the Mower: Make sure the mower is on a level surface and properly stabilized before attempting any work on the gearbox.
- Read the Manual: Refer to the mower’s manual for specific safety instructions and procedures related to gearbox maintenance.
- Use the Right Tools: Always use the correct tools for the job, and ensure they are in good condition. Incorrect tools can lead to accidents and damage.
- Avoid Loose Clothing: Wear clothing that fits well and doesn’t risk getting caught in moving parts.
- Keep Hands Clear: Keep your hands and fingers away from the gearbox and belts while the engine is running or while performing maintenance.
- Properly Ventilate: If you’re working in an enclosed space, ensure proper ventilation to prevent exposure to exhaust fumes.
- One Task at a Time: Focus on one task at a time. Avoid distractions and multitasking while working on the mower gearbox.
- Maintain a Clean Work Area: Keep the work area clean and organized to avoid tripping hazards and to ensure easy access to tools.
- Replace Guards and Covers: After performing maintenance, ensure all guards and covers are properly reinstalled before operating the mower.
- Dispose of Fluids Properly: If you need to drain fluids from the gearbox, dispose of them according to local regulations.
- Seek Professional Help: If you’re unsure about any maintenance or repairs, or if the task requires specialized knowledge, consult a professional or authorized service center.
Adhering to these safety precautions will help you work safely and effectively with mower gearboxes, reducing the risk of accidents and injuries.

Choosing the Right Mower Gearbox for Your Lawn Mower
Choosing the right mower gearbox for your lawn mower involves considering several important factors to ensure compatibility, performance, and longevity:
- Mower Type: Different types of mowers, such as rotary mowers, reel mowers, and flail mowers, may require specific gearbox designs. Choose a gearbox that matches your mower type.
- Power and Torque: Calculate the power and torque requirements of your mower to ensure the gearbox can handle the load without straining.
- Mounting Compatibility: Ensure the gearbox’s mounting points match those of your mower. Compatibility is essential for proper installation and function.
- Shaft Size and Type: Consider the size and type of shafts on both the gearbox and the mower to ensure they can be connected securely.
- Gear Ratio: Choose a gear ratio that provides the desired cutting or mowing speed for your specific application.
- Quality and Brand: Opt for a reputable brand known for producing high-quality gearboxes. Quality components contribute to durability and performance.
- Maintenance Requirements: Consider the maintenance needs of the gearbox and choose one that aligns with your willingness to perform regular maintenance.
- Budget: While quality is important, consider your budget and aim for the best quality gearbox that fits within your financial constraints.
Consult your mower’s manual or a professional for guidance on selecting the right gearbox for your specific mower model and application. Choosing the right gearbox ensures efficient operation and extends the lifespan of your lawn mower.

Signs of a Faulty Mower Gearbox
A faulty mower gearbox can lead to poor performance and potentially expensive repairs if not addressed promptly. Here are some common signs that indicate your mower gearbox may be experiencing issues:
- Unusual Noises: Grinding, clunking, or squealing noises during operation can indicate worn or damaged gears or bearings in the gearbox.
- Loss of Power: If your mower is struggling to cut grass or move forward efficiently, it could be due to a gearbox problem affecting power transmission.
- Difficulty in Shifting Gears: If your mower has a manual transmission, difficulty in shifting gears or gears slipping out of place can be a sign of gearbox trouble.
- Leaking Oil: Visible oil leaks around the gearbox housing suggest a potential seal or gasket issue that needs attention.
- Excessive Vibration: Excessive vibration or shaking while operating the mower may indicate misaligned gears or other internal problems within the gearbox.
- Uneven Cutting: If your mower is leaving uneven patches of grass, it could be due to an issue with the gearbox affecting blade synchronization.
- Delayed Engagement: A delay between engaging the transmission and movement of the mower can signal a problem with the gearbox’s engagement mechanism.
- Burning Smell: A burning or overheated odor could be the result of friction caused by damaged or improperly lubricated gearbox components.
If you notice any of these signs, it’s crucial to address the issue promptly. Ignoring gearbox problems can lead to further damage and more expensive repairs down the line. It’s recommended to consult a professional for an accurate diagnosis and appropriate repairs.


editor by CX 2023-09-25