Self-Locking Worm Gear Set Wheel Bronze Precision Pinion Duplex Ground Plastic Helical Shaft Brass Steering Micro Globoid Slew Drive Worm Gear

• Customization: Available
• Application: Motor, Electric Cars, Machinery
• Hardness: Hardened Tooth Surface
• Model NO.: Worm Gear-LY
• Gear Position: External Gear
• Manufacturing Method: Cast Gear
• Material: Stainless Steel
• Type: Worm And Wormwheel
• Transport Package: Wooden Case
• Trademark: EPT
• Origin: Zhejiang China
• Production Capacity: 100000 Piece/Pieces Per Week

Product Description

Self-Locking Worm Gear Set Wheel Bronze Precision Pinion Duplex Ground Plastic Helical Shaft Brass Steering Micro Globoid Slew Drive Worm Gear

Product Description

Advantages of Worm Gears:

1. High Reduction Ratios in a Single Stage:

   • One of the most significant advantages is their ability to achieve very large speed reductions (and corresponding torque multiplications) in a single compact stage. Ratios from 10:1 to 100:1 or even higher are common, which would require multiple stages of spur or helical gears. This simplifies gearbox design and reduces overall size.

2. Self-Locking Capability (Non-Reversible):

   • In many designs, the worm gear set is "self-locking." This means that the worm can easily turn the worm wheel, but the worm wheel cannot turn the worm. This occurs when the lead angle of the worm is small enough that the friction between the worm and the wheel prevents the worm wheel from driving the worm.
   • Advantage: This inherent non-reversibility acts as a built-in brake, preventing back-driving. This is a crucial safety feature in lifting applications where a load must be held in place even if power is lost or the motor stops.

3. Compact Design:

   • Due to their high reduction ratios in a single stage, worm gearboxes are remarkably compact for the amount of torque they can deliver. This makes them ideal for applications where installation space is limited.

4. Quiet and Smooth Operation:

   • The sliding action between the worm and the worm wheel, rather than rolling contact (as in spur or helical gears), results in very smooth and quiet operation. This is because the load is distributed over a larger contact area, and the continuous sliding motion minimizes vibration and noise. This is particularly advantageous in noise-sensitive environments.

5. Shock Load Absorption:

   • The sliding contact and often the use of dissimilar materials allow worm gears to absorb shock loads effectively, protecting other components in the drivetrain.

6. Right-Angle Power Transmission:

   • Worm gears inherently provide a 90-degree change in the axis of rotation, which is useful for transmitting power between perpendicular shafts.