Product Description
Product Description
1 Twin Tapered Output Hub
A tapered bore in both sides of the reducer’s output hub snugs up against a matching taper on the outer surface of the bushing. Bushing mounting screws pass through the bushing flange into a mounting collar on the hub. As the screws are tightened, the bushing moves inward, gripping the driven machine’s input shaft tightly and evenly around every pointon its circumference. It is easy-on, easy-off. All the Output Bushing Bore accord to ANSI
2 Precision High Quality Gearing
Computer Design Helical Gears, Strong Alloy Materials for High Load Capacity, Case Carburized for long life, Ground Profile CHINAMFG tooth Profile, In
Conformance with ISO 1328-1997, 98% Efficiency for Per Stage, Smooth Quiet Operation with Several Teeth in Mesh.
3 Maximum Capacity Housing Design
Close Grain Cast Iron Construction, Excellent Vibration Dampening & Shock Resistance Features, Precision Bored and Dowelled to Ensure Accurate In-Line Assembly.
4 Strong Alloy Steel Shafts
Strong Alloy Steel, Hardened, Ground on Journals, Gear Seatings and Extensions, for Maximum Load and Maximum Torsional Loads. Generous Size Shaft Keys for Shock Loading.
5 Use adapter for mount the torque arm, increase the strength of the gear case, the torque armeasy-on and easy-off and reliability, controls position of standard torque arm mounting within recommended limits.
6 BackStops
Alternative Parts, anti-run back device, are available on all 19:1, 15:1 and 25:1 ratio units.
7 Bearings and Oilseals
Bearings are all tapered roll bearings(Except SMRY-2), have long time service time. Oilseals are Double Lipped Garter Spring Type, Ensuring Effective Oil Sealing.
8 Torque Arm Assembly
For Easy Adjustment of the Belt.
| size | Nominal ratio 15:1 | Nominal ratio 25:1 | weight lbs |
||||
| Actual Ratio | Maximum Input rpm | Maximum Ouput rpm | Actual Ratio | Maximum Input rpm | Maximum Ouput rpm | ||
| SMRY-2 | 14.04 | 1974 | 140 | 23.37 | 1994 | 85 | 58 |
| SMRY-3 | 14.87 | 2083 | 140 | 24.75 | 2100 | 85 | 98 |
| SMRY-4 | 15.13 | 2118 | 140 | 24.38 | 2072 | 85 | 139 |
| SMRY-5 | 15.4 | 1925 | 125 | 25.56 | 2044 | 80 | 207 |
| SMRY-6 | 15.34 | 1916 | 125 | 25.14 | 2571 | 80 | 285 |
| SMRY-7 | 15.23 | 1827 | 120 | 24.84 | 1863 | 75 | 462 |
| SMRY-8 | 15.08 | 1809 | 120 | 24.62 | 1847 | 75 | 633 |
| SMRY-9 | 15.12 | 1814 | 120 | 25.66 | 1925 | 75 | 760 |
size SMRY-2, 3,4,5,6,7,8,9 , ratio 15:1 ,25:1
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.
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| Application: | Machinery, Marine, Agricultural Machinery, Reducer |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction |
| Layout: | Parallel |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|
Common Problems and Troubleshooting for Worm Gearboxes
Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:
- Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
- Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
- Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
- Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
- Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
- Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
- Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
- Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.
If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.
Materials Used for Worm Gears
Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:
- Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
- Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
- Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
- Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
- Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
- Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.
The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.
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 2024-03-26