Product Description
Worm Wafer Resilient Soft Seal Resilient Seat Ductile Iron Cast Iron Water Seal Butterfly Gate Valve Gearbox for Irrigation |
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NO. | Description | Material | Material number |
1 | Bolts | Carbon Steel | ASTM A29M-1571 |
2 | Indicator Plate | Carbon Steel | ASTM A29M-1571 |
3 | O-ring | Rubber | NBR |
4 | Oil seal | Rubber | NBR |
5 | Handwheel indicator | Carbon Steel | ASTM A29M-1571 |
6 | Bolts | Carbon Steel | ASTM A29M-1045 |
7 | Cover | Carbon Steel/ Ductile iron | ASTM A216 WCB/ ASTM A536 65-45-12 |
8 | Sealing Gasket | Insulation paper | |
9 | Worm Gear | Ductile iron | ASTM A536 65-45-12 |
10 | Stem Bush | Carbon Steel | ASTM A29M-1571 |
11 | Snap Ring | Carbon Steel | ASTM A29-1566 |
12 | End Cover | Carbon Steel | ASTM A29M-1571 |
13 | Bearing | Alloy Steel | ASTM A295-52100 |
14 | Body | Carbon Steel/ Ductile iron | ASTM A216 WCB/ ASTM A536 65-45-12 |
15 | Grease Nipple | Carbon Steel | ASTM A29M-1571 |
16 | Worm | Carbon Steel | ASTM A29M-1045 |
17 | Key | Carbon Steel | ASTM A29M-1045 |
18 | Reduction body | Carbon Steel/ Ductile iron | ASTM A216 WCB/ ASTM A536 65-45-12 |
19 | Bolts | Carbon Steel | ASTM A29M-1045 |
20 | Bearing | Alloy Steel | ASTM A295-52100 |
21 | Gears | Carbon Steel | ASTM A29M-1045 |
22 | Snap Ring | Carbon Steel | ASTM A29-1566 |
23 | Reduction cover | Carbon Steel/ Ductile iron | ASTM A216 WCB/ ASTM A536 65-45-12 |
24 | Washer of nuts | Carbon Steel | ASTM A29M-1571 |
25 | Adjusting nuts | Carbon Steel | ASTM A29M-1045 |
26 | Adjusting Bolts | Carbon Steel | ASTM A29M-1045 |
Dimension
DIM MODEL |
Mounting Base | External Part | Input Shaft Part | Handwheel | |||||||||||||||
Type | Flange Size | D1 | P.C.D | D3 | H0 | H1 | H2 | K | K1 | K2 | K3 | L | L2 | L1 | PD | KEY | M | ||
D2 | N-H-DP | ||||||||||||||||||
KB-0-1S | A |
F-12 | 85 | 125 | 4-M12-18 | 150 | 3 | 66 | 204 | 91 | 48 | 51 | 220 | 83 | 161 | 31 | 21 | 6 | 300 |
KB-01-1S | F-14 | 100 | 140 | 4-M16-24 | 175 | 4 | 75 | 225 | 94 | 48 | 61 | 276 | 93 | 171 | 31 | 21 | 6 | 350 | |
KB-02-1S | F-16 | 130 | 165 | 4-M20-30 | 210 | 5 | 92 | 286 | 110 | 64 | 68 | 350 | 113 | 205 | 40 | 28 | 8 | 450 | |
KB-03-1S | B |
(F-20) | 140 | 205 | 8-M16-24 | 250 | 5 | 111 | 325 | 112 | 58 | 68 | 362 | 126 | 217 | 40 | 28 | 8 | 500 |
KB-04-1S | F-25 | 200 | 254 | 8-M16-24 | 300 | 5 | 144 | 383 | 124 | 63 | 100 | 426 | 158 | 246 | 40 | 28 | 8 | 600 | |
KB-05-1S | F-30 | 230 | 298 | 8-M20-30 | 350 | 5 | 160 | 453 | 143 | 71 | 101 | 464 | 190 | 284 | 40 | 28 | 8 | 650 | |
KB-06-1S | F-35 | 260 | 356 | 8-M30-45 | 415 | 5 | 200 | 525 | 169 | 91 | 119 | 498 | 224 | 318 | 40 | 28 | 8 | 700 | |
KB-07-1S | B | F-40 | 300 | 406 | 8-M36-54 | 475 | 8 | 225 | 619 | 190 | 101 | 155 | 457 | 237 | 417 | 60 | 38 | 10 | 800 |
KB-08-1S | F-40 | 300 | 406 | 8-M36-50 | 475 | 8 | 270 | 668 | 201 | 102 | 155 | 499 | 279 | 459 | 60 | 38 | 10 | 900 | |
KB-09-1S | C | F-48 | 370 | 483 | 12-M36-54 | 560 | 8 | 338 | 790 | 232 | 116 | – | 561 | 341 | 521 | 60 | 38 | 10 | 900 |
Technical Parameters
PARA MODEL |
Ratio |
Flange Size (ISO5211) | Max Valve Stem dmax | Max Torque | M.A. | Weight | |
Input | Output | ||||||
mm | Nm | Nm | 10% | Kg | |||
KB-0-1S | 63:1 | F-12 | 40 (12 X 8) | 65 | 1000 | 16.1 | 19 |
KB-01-1S | 74:1 | F-14 | 50 (14 X 9) | 100 | 1850 | 18.9 | 21 |
KB-02-1S | 129:1 | F-16 | 60 (18 X 11) | 90 | 3000 | 33 | 38 |
KB-03-1S | 158:1 | ( F-20 ) | 70 (20 X 12) | 105 | 4200 | 40 | 41 |
KB-04-1S | 179:1 | F-25 | 90 (25 X 14) | 160 | 6500 | 41 | 64 |
KB-05-1S | 177:1 | F-30 | 105 (28 X 16) | 225 | 10000 | 45 | 91 |
KB-06-1S | 201:1 | F-35 | 120 (32 X 18) | 295 | 15000 | 51 | 137 |
KB-07-1S | 202:1 | F-40 | 140 (36 X 20) | 590 | 28000 | 48 | 220 |
KB-08-1S | 244:1 | F-40 | 165 (40 X 22) | 890 | 48000 | 54 | 290 |
KB-09-1S | 234:1 | F-48 | 190 (45 X 25) | 1300 | 72000 | 56 | 450 |
Remark:
input torque=output torque/M.A.
Related products
We provides a reliable grantee for the product’ s quality by advanced inspection and testing equipment. professional technical team, exquisite processing technology and strict control system.
In recent years, the company has been developing rapidly by its rich experience in production, advanced management system, standardized management system, strong technical force. We always adhere the concept of survival by quality, and development by innovation in science and technology.
Our Group is willing to work with you hand in hand and create brilliance together!
Material available
Low carbon steel, C45, 20CrMnTi, 42CrMo, 40Cr, stainless steel. Can be adapted regarding customer requirements.
Surface treatment
Blacking, galvanization, chroming, electrophoresis, color painting, …
Heat treatment
High frequency quenching heat treatment, hardened teeth, carbonizing, nitride, …
FAQ:
Q: Are you trading company or manufacturer ?
A: Our group consists in 3 factories and 2 abroad sales corporations.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: How long is your delivery time ? What is your terms of payment ?
A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products, the payment is: 30% T/T in advance ,balance before shippment.
Q: What is the exact MOQ or price for your product ?
A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ. Please contact us with all relevant details to get the most accurate quotation.
If you have another question, please feel free to contact us.
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Application: | Machinery, Marine, Toy, Agricultural Machinery |
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Function: | Change Drive Torque, Speed Changing, Speed Reduction |
Layout: | Wrom |
Hardness: | Hardened Tooth Surface |
Installation: | Worm Reducer |
Step: | Worm Drive |
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.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
Types of Worm Gear Configurations and Their Uses
Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:
- Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
- Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
- Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
- Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
- Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
- Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.
Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.
editor by CX 2024-03-30