Product Description

The K-series gearbox is a product of SEW-EURODRIVE  It is a right-angle speed reducer with a helical gear and worm gear combined drive system, designed and optimized according to international standards. The S-series gearbox provides higher efficiency than worm gearboxes and also lower noise during operation  It is widely applied in robots, CNC machines, welding equipment, plastic machines, packaging and printing machinery, textile and dyeing machinery, construction machinery, communications, and other fields, especially suitable for frequent starting occasions

The S-series gearbox is available in several sizes and design variants, including foot-mounted, flange-mounted, and torque arm-mounted options. Input can be provided through a motor, an IEC flange input, or a shaft input. Output can be provided through a CHINAMFG shaft or a hollow shaft

The housing of the K-series gearbox is made of HT250 high-strength cast iron. The worm gear is made of high-quality copper, while the gears are made of 20CrMnTi. The surface hardness of the gears is HRC58-62. The input/output shaft is made of 40Cr steel. The gearbox undergoes carburizing and quenching heat treatment to improve its durability

The bearings used in the K-series gearbox are from C&U or other reputable brands. The oil seal is from CHINAMFG or other reputable brands. The lubricating oil used in the gearbox is gear oil. The gearbox is packed in a plywood case for safe transportation

The K-series gearbox has several features that make it an attractive choice for many applications. Its simple design makes it cost-effective. It has strong vibration absorption capabilities and operates at low temperatures. It also operates with low noise levels. A wide range of speed ratios is available to choose from. The gearbox can function on its own under certain conditions. It has good sealing properties and is resistant to corrosion, making it suitable for use in harsh conditions. It can also be combined with the R series helical gear reducer for additional functionality

In summary, the K-series gearbox from SEW-EURODRIVE is a versatile and reliable right-angle speed reducer that provides high efficiency and low noise operation. Its wide range of design variants and options make it suitable for use in many different applications, especially those that require frequent starting. Its robust construction and high-quality materials ensure its durability and longevity.

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: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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worm gearbox

How to Install and Align a Worm Reducer Properly

Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:

  1. Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
  2. Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
  3. Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
  4. Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
  5. Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
  6. Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
  7. Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
  8. Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
  9. Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.

It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.

worm gearbox

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.

worm gearbox

Lubrication Requirements for a Worm Gearbox

Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:

  • Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
  • Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
  • Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
  • Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
  • Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
  • Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
  • Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.

Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.

China Professional K-Series Lubricated Worm Gear Steering Gearbox for Linear Actuators   wholesaler China Professional K-Series Lubricated Worm Gear Steering Gearbox for Linear Actuators   wholesaler
editor by CX 2023-09-26