若能在拖板上装一小型动力头，采用砂轮磨削修正则效果更佳。
If the carriage is provided with a small head, the grinding wheel correction effect is better.
本文研究了加工经可控曲率修正的蜗轮齿面的滚刀设计问题，建立了相应的数学模型，并应用计算铲磨蜗轮滚刀刃形曲线的单参数包络法，求出铲磨砂轮截形曲线。
This paper studies the relief grinding problem of the hob of point contact worm gear drive and puts forward a one-parameter enveloping method to calculate the axial profile of relief grinding wheel.
我们设计、产和服务用于制造钻头、锥、片的磨床和砂轮修正。
We design, build and service machines for manufacturing Drills, Taps, Saws and for dressing grinding wheels.
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