In this paper, the stamping process in motor manufacturing is studied. If the punch needs to achieve high-speed stamping of iron core, it must be lubricated and protected with stamping oil, so that the stamping iron core and iron chip and chip are attached with a layer of oil film, and in view of the impact of the adhesion layer on motor performance, noise, and the ultimate efficiency and cost of motor, how big is the impact? How to deal with the abnormality and what process to eliminate the impact are discussed in this paper.<br>
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