按照一般的办法,拉刀車齿槽工序需要为每一种規格的拉刀都准备一根齿距样板,而且切齿的齿深,也要在加工时用手控制。該厂工人师傅大胆創造,利用一台C620車床进行了改装,省去了齿距样板,并可在車齿槽时自动走刀。这种机床效率高, As a general rule, the broaching process requires a tooth pitch pattern for each type of broach, and the tooth depth of the cut should be controlled by hand as well. The factory workers master bold creation, the use of a C620 lathe was modified, eliminating the need for pitch model, and can automatically take the knife in the car alveolar. This machine is efficient,