Product Description
SHTDN High Speed Gearbox for Twin Screw Extruder Machine
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SHTDN Twin Screw Extruder Gearbox Introduction
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Twin Screw Gearbox adopting latest standard ISO1328,the precision of cylindrical gear of spherical involute, and combining our long term experience and specialty of twin screw extruder, SHTDN gearboxes are meticulously designed with top advanced designing ideas in the world for co-orientated rotating twin screw extruder, with entirely independent Intellectual Property Rights.
The gears are made of carburizing steel of high-strength alloy of good quality by carburizing and quenching for teeth, of which all the gear grinding processes are finished by imported gear grinding machines. Gear parameters are optimized and specially designed for the characteristics of twin screw extruder, reducing stress concentration on root of gear and improving gear surface conditions. We have improved gear intension of flexural fatigue, fatigue strength and ratio of wide diameter. We have also adopted the latest designing idea and technology of heating treatment for the structure of gears, thereby ensured gears from uniformity of precision and strength.
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Features:
— High Speed
—Triaxiality parallel design improve B axis bearing capacity.
—Simple manufacture and convenient assemply.Lower the cost.
—Modular structure design achieve 2 kinds of gearbox torque grade.
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SHTDN Twin Screw Extruder Gearbox Parameters
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SHTDN Gearbox Power&Torque Table |
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Model |
CD(MM) |
Torque Grade(T/A3) |
RPM 300r/min |
RPM 400r/min |
RPM 500r/min |
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SHTD20N |
18 |
<13 |
— |
— |
— |
|||
SHTD25N |
22 |
<13 |
— |
— |
11kw |
|||
SHTD30N |
26 |
<13 |
— |
— |
— |
|||
SHTD35N |
30 |
<13 |
18.5kw |
22kw |
30kw |
|||
SHTD40N |
34.5 |
<13 |
30kw |
45kw |
55kw |
|||
SHTD50N |
42 |
<13 |
55kw |
75kw |
90kw |
|||
SHTD52N |
43 |
<13 |
55kw |
75kw |
90kw |
|||
SHTD58N |
48 |
<13 |
90kw |
110kw |
132kw |
|||
SHTD65N |
52 |
<13 |
110kw |
132kw |
160kw |
|||
SHTD75N |
60 |
<13 |
160kw |
220kw |
250kw |
|||
SHTD85N |
67.8 |
<13 |
220kw |
315kw |
400kw |
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SHTD95N |
78 |
<13 |
350kw |
450kw |
550kw |
Production Process
Packing&Delivery
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Packing Details:Â According to your order quantity packaging,shipping wooden boxes,air carton.
Delivery Details:Â 5-60days after order.
1.Rust-proof oil processing, Â Â Â Prevent rust in transit. |
2.Oiled paper packages, Â Â Â Prevent oil dry. |
3.Bubble wrap package, Â Â Â Prevent collosions. |
4.Special foam packaging. | 5.Packing | 6.Sealing |
Our Service
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24-hour Hotline  No matter when and where to call we can find our service to you.   |
Pre-sales Consultation  We have 5 sales people online, and whether you have any question can be solved through online communication,welcome your consultation. |
After-sales Services  Receive products have any questions about the product, can look for us,we will help you deal with the the first time,to your satisfaction. |
 All ZT keep pay attention to every step of the details,We are looking CHINAMFG to the forge ahead together with you!  |
FAQ
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How long does it take to get my products since IÂ paid for them?
—According to your order quantity,we will give you a reasonable delivery date.
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Can IÂ get the warranty of 1 year for free?
—If you need the warranty,you should pay for it.If not,do not worry ,we have confidence in our products.
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How is your after-sale service?
—You will get our help in time as long as you find something wrong about our produces.Believe us,you deserve the best.
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What machine does the product apply to?
—Twin Screw Extruder Machine.
Application: | Machinery |
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Function: | Speed Reduction |
Layout: | Double Drive Gearbox |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Three-Step |
Customization: |
Available
| Customized Request |
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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.
Diagnosing and Fixing Oil Leakage in a Worm Gearbox
Oil leakage in a worm gearbox can lead to reduced lubrication, increased friction, and potential damage to the gearbox components. Here’s a step-by-step process to diagnose and fix oil leakage:
- Inspect the Gearbox: Perform a visual inspection of the gearbox to identify the source of the leakage. Check for oil stains, wet spots, or oil pooling around the gearbox.
- Check Seals and Gaskets: Inspect the seals, gaskets, and O-rings for any signs of wear, cracks, or damage. These components are common points of leakage.
- Tighten Bolts and Fasteners: Ensure that all bolts, screws, and fasteners are properly tightened. Loose fasteners can create gaps that allow oil to escape.
- Replace Damaged Seals: If you find damaged seals or gaskets, replace them with new ones. Use seals that are compatible with the operating conditions and lubricant.
- Check Breather Vent: A clogged or malfunctioning breather vent can cause pressure buildup inside the gearbox, leading to leakage. Clean or replace the breather vent if necessary.
- Examine Shaft Seals: Check the shaft seals for wear or damage. If they’re worn out, replace them with seals of the appropriate size and material.
- Use Proper Lubricant: Ensure that you’re using the correct lubricant recommended for the gearbox. Using the wrong type of lubricant can cause leaks.
- Apply Sealants: In some cases, applying a suitable sealant to the joints and connections can help prevent leaks. Follow the manufacturer’s instructions for proper application.
- Monitor Leakage: After addressing the issues, monitor the gearbox for any signs of continued leakage. If leakage persists, further investigation may be required.
- Regular Maintenance: Implement a regular maintenance schedule that includes checking seals, gaskets, and other potential leakage points. Timely maintenance can prevent future leakage issues.
If you’re unsure about diagnosing or fixing oil leakage in a worm gearbox, consider consulting with a professional or gearbox manufacturer to ensure proper resolution.
Preventing Backlash in a Worm Gearbox
Backlash in a worm gearbox can lead to reduced accuracy, positioning errors, and decreased overall efficiency. Here are steps to prevent or minimize backlash:
- High-Quality Components: Use high-quality worm gears and worm wheels with tight manufacturing tolerances. Precision components will help reduce backlash.
- Proper Meshing: Ensure the worm gear and worm wheel are properly aligned and meshed. Improper meshing can lead to increased backlash.
- Preload: Applying a small amount of preload to the worm gear can help reduce backlash. However, excessive preload can increase friction and wear.
- Anti-Backlash Mechanisms: Consider using anti-backlash mechanisms, such as spring-loaded systems or adjustable shims, to compensate for any inherent backlash.
- Lubrication: Proper lubrication can reduce friction and play a role in minimizing backlash. Use a lubricant that provides good film strength and reduces wear.
- Maintenance: Regularly inspect and maintain the gearbox to identify and address any changes in backlash over time.
It’s important to strike a balance between reducing backlash and maintaining smooth operation. Consulting with gearbox experts and following manufacturer guidelines will help you optimize your worm gearbox’s performance while minimizing backlash.
editor by CX 2023-11-17