A rotary transformer is fixed below the end part of a stator coil in the motor, and an outgoing line of the rotary transformer is arranged at the rear part.
将旋转变压器固定在电机内部定子线圈端部的下面，旋转变压器的引出线在后部。
2
Add the workpiece fixed in the coil, coil discharge at the moment have a damping pulse magnetic field decay, so that the loss of magnetic parts.
工件放入线圈中不动，线圈在放电瞬间产生脉冲阻尼衰减磁场，使工件失去磁性。
3
A Helmholtz coil is installed on the base sliding block through the coilfixed plate and can slide freely on the base guide rail.