The purpose of explaining the vacuum suction cup is to hope that you can understand the characteristics of the vacuum suction cup and better understand the principle and structure of the vacuum suction cup. I hope that you can better maintain and use the vacuum sucker in the process of using the vacuum sucker, the vacuum sucker is actually very durable under good maintenance conditions, and the good quality vacuum sucker is one of the commonly used vacuum equipment

1. Press the operating button of the grinding wheel motor to start the switch of the electric permanent magnet chuck. Note: the workpiece cannot be drawn, the contact of the relay is interlocked, and the grinding wheel motor cannot be started. 2, open the special distribution box of the machine tool, use the measuring pen to detect whether there is electricity at both ends of the fuse, and then use the multimeter 500V to measure the power supply voltage to 380V.