To check whether the mechanical parts are loose; Lubricating oil should be lubricated to reduce mechanical friction and prolong service life. When the power is switched on, trigger the switch handle according to the rising position on the switch, and the head will be hung; Overlap the mold box with the pressure head several times, check if it is convenient. Step on the brake and drop the box onto the wooden pallet; Push the head back, start adding the material, add it to the top of the mould box a little, start the vibration for about 5-8 seconds, and then scrape the excess material to the mold box level.