Double Helical Gearbox
2.Material:45#steel,20CrMnTi,40CrNiMo,SAE4340,42CrMo,AISI4140,18CrNiMo7,17CrNiMo6,20CrNiMo,AISI8620,20CrNi2Mo,SAE4320
3.Load Capacity:High
4.Precision Grade:ISO 5-6 Grade
5.Tooth Grinding:Yes
6.Manufacturing Processes:Forging,cutting,hobbing,milling,grinding
7.Heat Treatment:Carburising,quenching and tempering,induction hardening
8.Applications:Machine tool spindles,compressors,large gearboxes,precision transmission equipment
9.Production Time:35–60 days
- Product Description
Double Helical Gearbox - Advanced Power Transmission Solutions
Looking for reliable power transmission solutions? Our Double Helical Gearbox conveys enterprise-level execution with 98-99.5% proficiency per arrange and zero hub pushed plan. With ISO certification and 15 a long time of fabricating encounter, we give precision-grade transmission frameworks highlighting ISO 5-6 review exactness and 58-62 HRC surface hardness. Our progressed fabricating capabilities incorporate high-precision CNC equip machining centers and completely computerized adapt crushing machines, guaranteeing conveyance inside 35-60 days with transport harm rates underneath 0.1%.

What Is a Double Helical Gearbox?
The item speaks to the apex of control transmission designing. This modern framework highlights adapt sets with contradicting helix points cut into the same equip clear. The inventive plan normally cancels out hub strengths that torment conventional single helical systems.
Think of it as two reflected helical gears joined together. This setup dispenses with the require for gigantic pushed heading whereas giving predominant stack dispersion. Your gear benefits from decreased vibration, lower clamor levels, and upgraded operational stability.
The self-centering component guarantees rise to stack sharing over both equip faces. This comes about in amplified benefit life and decreased support prerequisites for your basic applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Number of teeth | Customized |
| Module | 0.5–50 |
| Helix angle | 5°–45° |
| Surface hardness | 45-50 HRC, 58–62 HRC |
| Precision Grade | ISO 5-6 Grade |
| Load Capacity | High |
| Efficiency | 98-99.5% per stage |
| Production Time | 35–60 days |
Superior Design Advantages
Zero Axial Thrust Technology
Our Double Helical Gearbox dispenses with pivotal powers through contradicting helix points. You get less difficult bearing courses of action and diminished framework complexity. This implies lower support costs and moved forward unwavering quality for your operations.
Enhanced Load Distribution
The double helix plan gives prevalent contact proportions compared to conventional goad gears. Your hardware handles stun loads up to 200% of ostensible torque without disappointment. This strong development guarantees persistent operation in requesting environments.
Vibration Damping Performance
Continuous tooth engagement altogether diminishes clamor and vibration levels. Your office benefits from calmer operation and made strides working conditions. The smooth work characteristics amplify component life all through your drivetrain.
Custom Engineering Solutions
We fabricate gearboxes from premium materials counting 20CrMnTi, 40CrNiMo, and 18CrNiMo7. Our progressed warm treatment forms incorporate carburizing and acceptance solidifying. You get absolutely built arrangements custom-made to your particular requirements.
Manufacturing Excellence
Our state-of-the-art office highlights universally driving exactness hardware. High-precision CNC adapt machining centers guarantee reliable quality. Completely computerized crushing machines convey surface wraps up assembly ISO 5-6 review standards.
The brilliantly warm treatment generation lines give uniform fabric properties. Each adapt experiences comprehensive quality review some time recently bundling. Our standardized forms ensure proficient arrange fulfillment inside indicated timeframes.

Quality Control Standards
We execute thorough review conventions all through generation. Tooth contact design examination guarantees ideal stack dispersion over both helices. Attractive molecule assessment identifies potential surface abandons some time recently assembly.
Material certification confirms warm treatment profundity and center hardness. Production line acknowledgment testing approves vibration levels concurring to ISO 10816 guidelines. You get nitty gritty quality documentation with each shipment.
Industrial Applications
Heavy Industry Applications
Mining operations depend on our gearboxes for ball plants and crushers. The vigorous plan handles gigantic dormancy loads without thrust-induced bearing weakness. Your hardware keeps up reliable execution in rough environments.
Power Generation Systems
Steam and gas turbine applications advantage from our exactness building. The nonappearance of pivotal pushed avoids rotor misalignment issues. Your generators keep up ideal synchronization and effectiveness all through operation.
Oil & Gas Operations
Drilling fix applications request extraordinary unwavering quality beneath stun loads. Our gearboxes anticipate hub pushed harm amid high-pressure operations. You accomplish nonstop execution in cruel extraction environments.
Comprehensive Service Support
Pre-Sales Engineering
Our specialized group gives plan meeting and custom drawings. You get master direction for ideal gearbox choice. Test arrangement guarantees compatibility confirmation some time recently full production.
Production Excellence
Real-time advance overhauls keep you educated all through fabricating. Quality review documentation gives total traceability. Our 35-60 day conveyance plan meets your venture timelines.
After-Sales Commitment
One-year guarantee scope ensures your venture. Fast reaction issue determination minimizes downtime. Our specialized back group gives progressing help for ideal performance.
Frequently Asked Questions
Q: What makes double helical gearboxes more efficient than single helical designs?
A: The opposing helix angles eliminate axial thrust, reducing bearing friction losses. This results in 98-99.5% efficiency compared to lower efficiency in single helical systems requiring thrust bearings.
Q: Can you handle high-speed transmission applications?
A: Absolutely. Our product excels in high-speed applications because reduced bearing loads minimize heat generation. The smooth mesh characteristics reduce vibration and noise at elevated speeds.
Q: What lubrication requirements do your gearboxes have?
A: High-speed applications typically require pressurized spray lubrication. This prevents oil churning at the gear apex and ensures adequate film thickness across both helix faces for optimal performance.
Q: How do you ensure proper gear alignment during manufacturing?
A: We use precision CNC machining centers and comprehensive inspection protocols. Apex alignment verification ensures symmetry between left and right helix angles, preventing uneven load distribution.
Q: What minimum order quantities do you accept?
A: We accommodate low minimum orders and accept single-item production. Our flexible manufacturing approach serves both small custom projects and large-scale industrial requirements.
Contact Us
Ready to enhance your power transmission system? Contact our engineering team at sales@yizmachinery.com for custom Double Helical Gearbox solutions today!











