起子头充磁器(加磁器,消磁器)怎么制作和原理图

2025-03-18 07:57:00
推荐回答(1个)
回答1:

起子头充磁机的工作原理:先将电容器充以直流高压电压,然后通过一个电阻极小的线圈放电。放电脉冲电流的峰值可达数万安培。此电流脉冲在线圈内产生一个强大的磁场,该磁场使置于线圈中的硬磁材料永久磁化。 充磁机结构较简单,实际上就是一个磁力极强的电磁铁,配备多种形状的铁块,作为附加磁极,以便与被起子头充磁体形成闭合磁路,充磁时,摆设好附加磁极,和被充磁体,只要加上激磁电流,刷瞬间即可完成。 消磁器就稍微复杂一点了。消磁器,即退磁机,可分为脉冲退磁及交流退磁式。退磁处理最重要的两个条件: (a)磁极交迭(方法:磁化电流采用交流电;交替改变直流电方向;转变磁场中试件的方向) (b)磁感应强度递减(方法:试件渐离磁场或磁场渐离试件;由电源控制电流衰减或分段步降) 系统自动将下一颗螺丝送如夹头位置并定位。作业人员只需进行锁螺丝作业。免除取料动作。单手作业。使得人员无需接触螺丝。提高起子头生产效率。采用无刷电批。达到扭力自动停止锁付动作。使得每颗螺丝锁紧力度一致。整个锁螺丝过程,人员无需接触螺丝。完全避免螺丝表面沾污的可能性。

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