Gear

Gear is a mechanical component that transmit rotation and power from one shaft to another, if each shaft possesses appropriately shaped projections (teeth) equally spaced around its circumference such that as it rotates, the successive tooth goes into the space between the teeth of the other shaft.

 

Various Gear Types Available:

• Spur gear: Straight teeth parallel to the gear axis. Simple, cost-effective. And High efficiency (~98%).
• Helical gear:Teeth cut at an angle (helix) to the axis. Smooth, quiet operation
• Bevel gear:Conical shape for intersecting shafts.Simpler but noisy. And curved teeth for smoother motion.
• Worm gear: a type of staggered shaft gear that facilitates motion between shafts by utilizing threads cut into a cylindrical bar, allowing for speed reduction.
• Rack and pinion:One of the oldest and simplest mechanisms used for converting rotary motion into linear motion.

 

Materials:

• Steel:Steel: Common for its strength and durability.
• Stainless steel: Ideal for applications where corrosion resistance is essential, such as in food processing.
• Brass:Used when quiet operation is required, such as in precision instruments.
• Bronze:Offers good wear resistance and corrosion resistance, suitable for marine applications.
• POM:Plastic like nylon, POM, acetal, and PEEK are used in lightweight, low-load applications where noise reduction is important.

 

Heat Treatments:

• Quenching & Tempering: Improves overall hardness (e.g., HRC 28-35) and strength, suitable for medium-load gears (e.g., 45# steel gears in general machinery).
• Nitriding: Creates a hard, wear-resistant layer (HRC 65-70) with minimal distortion, suitable for precision gears (e.g., aerospace components) or corrosion-resistant needs.
• Induction Hardening:  Hardens the surface layer (depth ~2-5mm) efficiently, ideal for large gears (e.g., wind turbine gears) to balance cost and durability.

 

Surface Treatments:

• Plating (e.g., Zinc, Nickel, Chrome): Protect against rust (zinc plating on outdoor gears) or enhance surface hardness (hard chrome plating for sliding gears).
• Black Oxide Coating: Provides mild corrosion resistance and reduces light reflection (suitable for optical equipment gears).
• Phosphating: Improves lubricant retention and anti-corrosion, often used as a pre-treatment for painted gears.

 

Key Features:

• Efficient Power Transmission: Gears can transmit power and motion between shafts with minimal energy loss, ensuring high efficiency.
• Precision and Accuracy: Gears can achieve high precision and accuracy in motion transmission, ensuring synchronized operation of mechanical systems.
• Smooth Operation: High-precision gears ensure smooth and quiet operation, reducing vibration and noise.
• High Torque Density:Gears can transmit high torque in a small volume, offering high power density.
• Corrosion resistance:Gears made from corrosion-resistant materials (e.g., stainless steel) can operate effectively in harsh environments.
• Low Maintenance:With proper lubrication and maintenance, gears require minimal attention and can operate smoothly over extended periods.

 

Support Customization:

• Customize non-standard modules.
• Specific tolerance requirements.

 

Simple Structure:

Easy to install, easy to assemble and disassemble.

 

Application Scope:

Gears are widely used in automotive (transmissions/differentials), industrial machinery (machine tools/heavy equipment), aerospace, consumer electronics (printers/cameras), and wind turbines for speed control and power transmission.

 

Logistics service advantages:

• Fast Delivery.
• Precise delivery:Cooperating with multiple well-known logistics companies, we have rich delivery experience and can achieve precise delivery across the country, even in remote areas.
• Safe transportation:Professional shockproof packaging materials, such as high-strength cartons and shockproof foam, are used to ensure that the synchronous wheels are not damaged during transportation.