Roller cam type
Core Technology Deep Dive: Near-Zero Backlash Roller Cam Mechanism
1.The Perfect Convergence of Geometry and Mechanics
At the heart of our system lies the seamless integration of a high-precision input cam shaft and a robust roller turret assembly. Far beyond mere component assembly, this is a meticulously engineered power transmission hub, ensuring absolute precision in every indexing and rotational movement.
2. Revolutionary Rolling Contact Design
Traditional gear drives inevitably suffer from wear and thermal deformation. By employing a pure "rolling contact" mechanism between the rollers and the cam, we drastically reduce the friction coefficient. This breakthrough innovation not only delivers ultimate high rigidity and high-speed performance, but also ensures exceptional durability for long-term, continuous operation under the most demanding conditions.
3. Precision Preloading: The Final Step to Ultra-Precision
In our relentless pursuit of absolute positioning accuracy, we have integrated a sophisticated preloading technique during the cam and roller meshing process. By proactively eliminating all mechanical backlash, we achieve a pristine "near-zero backlash" state. This guarantees uncompromising, ultra-precision performance, even under the complex stress of high-speed, multi-directional operations.
4. High-Efficiency Kinematics
Thanks to the exceptionally low-friction rolling transmission, thermal and kinetic energy losses during actuation are minimized. This empowers our roller cam system to achieve an astounding transmission efficiency of over 90%. It stands not only as a monumental leap in performance but also as a definitive realization of optimized energy utilization.
| Type | HYDEX ROLLER CAM | WORM GEAR | DIRECT-DRIVE TORQUE MOTOR |
| Engaging Parts Material and Hardnes | Cam Shaft: Carburized steel, HRC58~60 | Worm: Carburized Steel, HRC60 | Direct Drive by Motor |
| Cam Follower: Bearing Steel, HRC58~60 | Worm Gear: Phosphor Bronze, HB90 | ||
| Contact Type | Rolling Contact | Sliding Contact | - |
| Backlash | Nearly Zero-backlash (within 5 arc-sec) | Backlash Required | - |
| Table Surface Accuracy Repeatability | Good | Low | Good |
| Engaging Parts Prelond | Required | Not Available | Without |
| Transmission Efficieny | High | Low | High |
| Indexing Accuracy | Within 20 arc-sec | 20 arc-sec | Within 30 arc-sec |
| Thermal Growth | Low | High | Low |
| High Speed | Good | Poor | Good |
| Dtnamic Cutting Rigidity | High | Low | Low |
| Durability | Good | Poor | Moderate |
| Backlash Adjustment | Not Need | Required | Not Need |