Custom High-Precision Helical Gears
Jiangsu New Yinye Transmission manufactures helical gears (including single helical, double helical, and herringbone) to customer drawings. Our helical gears are used in wind turbine main gearboxes, machine tool spindles, and heavy-duty industrial gearboxes requiring low noise and high torque capacity.
Key Selling Points
- High accuracy for smooth operation: Typical accuracy DIN 3962 Class 6-7; for applicable gears, can reach DIN 5 – source_fact: product params
- Large dimensions: Maximum grinding diameter 2,500 mm, maximum module 45 mm – source_fact: same
- Advanced inspection: Full gear metrology (profile, lead, pitch, runout), material testing, ultrasonic, and grinding-burn inspection – source_fact: inspection
- Customized tooth geometry: Helix angle, face width, bore, shaft, material, heat treatment – source_fact: customization
- Quality traceability: Material certificates, gear accuracy reports, NDT reports provided per project – source_fact: quality documents
Technical Specifications
| Parameter | Value |
|---|
| Gear Type | Helical gear, double helical, herringbone |
| Maximum Grinding Diameter | Approx. 2,500 mm |
| Maximum Module | Approx. 45 mm |
| Typical Accuracy | DIN 6-7, AGMA 9-10 (DIN 5 achievable) |
| Pressure Angle | 20° (customizable) |
| Available Materials | 20MnCr5, 18CrNiMo7-6, 17CrNiMo6, 42CrMo, 35CrMo, 40Cr, alloy steel |
| Heat Treatment | Carburizing, nitriding, induction hardening, through hardening |
| Inspection | Tooth profile, lead, pitch, radial runout, surface roughness, material composition, hardness, ultrasonic, phased-array UT, grinding-burn, micro-magnetic, dynamic balancing |
Models and Options
Customized based on customer drawings. Options include helix angle, face width, bore, shaft dimensions, material, heat treatment, accuracy grade.
Materials and Structure
Alloy steel or forged steel. Heat treatment: carburizing, nitriding, induction hardening. Tooth geometry: involute helical, double helical, or herringbone.
Applications
Wind power gearboxes, machine tool spindles, feed/biofuel machinery, canning machinery, industrial gearboxes requiring low backlash and smooth transmission.
Customization
Build-to-print: customize outside diameter, module, tooth count, pressure angle, helix angle, face width, bore, shaft, material, heat treatment, accuracy grade.
FAQ
Q: What accuracy can you achieve for helical gears used in wind turbine gearboxes?
Typical accuracy is DIN 6-7; for applicable gears, we can achieve DIN 5, AGMA 12, or higher after process review.
Q: Do you supply helical gears for high-speed machine tool spindles?
Yes, we can manufacture helical gears for spindle drives with high accuracy, low vibration, and low backlash.
Q: Can you manufacture double helical gears with a central gap?
Yes, we produce double helical and herringbone gears according to customer drawings.
Q: How do you ensure quality consistency for long-term supply?
We follow ISO 9001:2015 and provide comprehensive inspection reports to ensure each batch meets specifications.
Q: What is the typical lead time?
Project-specific; contact us for a detailed timeline based on your drawing.
Inquiry Information
Contact: Julia
Email: julia@wxyinye.com
Tel: +86-510-85305960
WhatsApp: +86-13961777811
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