What is Worm
Multi-head worm is the core component of mechanical transmission, which is used in metallurgical rolling mills, construction machinery rotary mechanisms, valve opening and closing systems and other scenarios. The common material is HRC60±2 hard material, which is characterized by multi-head plane secondary envelope type, and traditional processing is prone to risks such as deformation, poor roughness, and insufficient precision.

High Precision Whirling Core Pain Point
There are three major problems in the milling of traditional vertical machining centers: (1) low efficiency (5 minutes/piece) leads to order delays; (2) The surface roughness Ra≥ is 1.6μm, and secondary polishing is required; (3) The hard material processing tools wear quickly, the scrap rate is as high as 5%, and the labor cost accounts for more than 30%.
High Precision Whirling Process
Blanks (forgings) → roughing→ finishing→ surface treatment
Key points of the sub-link
- Rough machining: Hydraulic rotary collet (S42) clamping, cyclone milling head (rotation speed 2000-5000r/min) to quickly remove the allowance, X/Z axis quick traverse speed 8m/min, reduce the clearance time.
- Finishing: direct drive motor C-axis full closed-loop control (grating) to ensure the precise adjustment of the spiral lift angle 0-30°, tolerance ± 0.01mm; The cyclone milling head is equipped with FAG/SKF bearings for stable machining of hard materials.
- Surface treatment: Integrated 30μm filtration cooling system + oil temperature machine, control the processing temperature, surface roughness Ra≤0.3μm, no need for secondary polishing.
MX500-N50 External Screw Whirling Machine
MX500-N50 precision cyclone milling is a special machining machine tool for small modulus precision worm, planetary screw, trapezoidal thread and other parts. Adopting full closed-loop control technology, it can process HRC60±2 degree hard materials, with a surface roughness of Ra 0.3μm or less, and the pitch accuracy meets the JIS B1192-C5/GB/T17587.3-P5 standard. The equipment has strong stability, simple operation, and supports the production mode of one person and multiple machines, effectively reducing labor costs and production cycles.
High Precision Whirling Earnings Data
| Indicators | MX500-N50 | Traditional Machining | Improvement Rate |
|---|---|---|---|
| Machining Time | 40 sec/pc | 5 mins/pc | 7.5x |
| Surface Roughness (Ra) | ≤0.3μm | ≥1.6μm | 81% |
| Labor Efficiency | 1 operator/5-8 units | 1 operator/1 unit | 5-8x |
| Defect Rate | ≤1% | ≥5% | 80% |
| Tool Life | +30% | Baseline | 30% |
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