Only careful maintenance and maintenance of the channel steel punching machine can make it work efficiently. It is not only necessary to carry out routine inspection, but also to dismantle and clean the exposed and vulnerable parts exposed to the air, And inspection and adjustment. And want to maintain the machine equipment to do more than these, there are three things need to pay attention to. < P style = "text indent: 2em;" > < br / > three points for attention in using channel steel punching machinePay attention to the daily maintenance < br / > 1. The daily maintenance includes keeping the surface of the channel steel punching machine clean and keeping the body free of foreign matters. If the machine is out of service for a long time, the surface should be wiped clean and coated with antirust oil. The sliding block should also be injected with lubricating oil to keep the column surface clean. The working oil should be changed regularly, It is better to change it once a year, and the first time should not exceed three months< P style = "text indent: 2em;" > < br / > 2. Pay attention to whether the equipment is abnormal < br / > when the channel steel punching machine is started, it is necessary to observe whether there is any displacement or abnormal sound when starting up, and solve the problems in time before working. At the same time, check whether the pneumatic part of the channel steel punching machine is clamped and separated flexibly, It is necessary to ensure that the pneumatic effect of suction and pull is free. Ensure that the air nozzle will not leak, and confirm that the transmission, connection, lubrication and other parts of channel steel punching machine are normal< P style = "text indent: 2em;" > < br / > 3. Keep the working environment safe and clean < br / > during the operation of the channel steel punching machine, the operators strictly follow the correct steps and put the operation safety first, The key to long-term operation of square tube punching machine is to cut off the power supply immediately and wipe the machine tool and clean up the working environment