MAGNETIC GRINDING APPARATUS AND MAGNETIC GRINDING CONTROL METHOD

• Main Authors: ZHANG, Huaiyi, WANG, Chengwu, ZHENG, Lanpeng, HE, Xinsheng, JIANG, Jiajie, E, Shiju, GAO, Chunfu, ZHOU, Chongqiu, WANG, Huadong
• Format: Patent
• Language: Chinese; English; French
• Published: 02.12.2021
• Subjects: DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS; GRINDING; MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; PERFORMING OPERATIONS; POLISHING; TRANSPORTING

The present invention relates to the field of machining. Disclosed are a magnetic grinding apparatus and a magnetic grinding control method. The apparatus comprises: a magnet platform of a ground workpiece fixing table is connected to an electromagnet; the ground workpiece fixing table is used for fixing a workpiece to be ground; an output end of a programmable power supply is connected to a coil of the electromagnet; a permanent magnet grinding rod is located above the workpiece to be ground; a magnetic grinding control system is connected to the programmable power supply; the magnetic grinding control system is used for obtaining a grinding point of the permanent magnet grinding rod on the workpiece to be ground and controlling an output voltage of the programmable power supply by using a removal amount of a blank workpiece surface shape of the workpiece to be ground, the grinding point, and a PWM control method. According to the present invention, the output voltage of the programmable power supply is adju