目前电机制造中低速冲槽机已逐渐被高速冲槽机所取代,并采用了新型冲槽模具。新型冲槽模具对不具备座标镗和座标磨的中小型电机厂带来了制造加工上的困难,有的只能花高价从国外进口模具,耗费大量外 At present, low-speed motor slotting machine has been gradually replaced by high-speed slotting machines, and the use of a new slot die. The new slotting die does not have the standard boring and coordinate grinding of small and medium-sized motor manufacturers have brought manufacturing difficulties, and some can only spend expensive imported molds from abroad, consuming a large amount of foreign