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Auto parts
Mass production machining of new energy vehicle motor housings
Pre-processing
Processed
Difficult
Processing challenges
Uneven wall thickness in aluminum alloy housings causes thermal deformation. Annual production of 50 10,000 units requires consistent quality.
Solve
Solutions
Develop dedicated hydraulic adaptive fixtures, implement an online measurement compensation system, and establish SPC statistical process control.
Fruit
Processed Results
- • Motor housing bearing hole tolerance: IT6 grade
- • Face flatness ≤ 0.02mm; excellent sealing performance
- • Deburr internal water cooling channels to ensure coolant flow.
- • Mass produce with CPK ≥ 1.67 and stable process
- • Daily capacity: 200 units, on-time delivery rate: 99.8%
- • Pass IATF 16949 automotive quality audit
Technical Specifications
| Materials | Aluminum Alloy ADC12 |
| Bearing bore tolerance | IT6 |
| Flatness | ≤0.02mm |
| Daily Capacity | 200 items |
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