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1、驻车齿精密成形的优点:
◆ 金属流线完整，机械强度比机加提升25%;
◆ 采用模具成形，可加工出各类异形齿形;
◆ 加工效率比机加提高3~5倍;
◆ 材料利用率提高20% ;
1. Advantages of precision forming for parking gear
--- Metal flow line is completed, mechanical strength has increased 25% than machining.
--- Adopts mold forming which could produce all kinds of special gear shape.
--- Process effectiveness has increased 3-5 time compare to machining.
--- Material use-ratio increased 20%
2、驻车齿精度指标 :
◆ 异形齿面轮廓度≤0.10mm ;
◆ 齿形角度公差达到±0.30;
◆ 齿面粗糙度达到Ra1.6
2. Parking gear precision factors
--- Special gear surface profile tolerance≤0.10mm.
--- Gear angle tolerance±0.30.
--- Gear surface roughness reached Ra1.6. |
