Auxiliary fixing device for plastic bottle cap production mold

The utility model discloses an auxiliary fixing device for a plastic bottle cap production mold. Mounting barrel, a storage battery is mounted in the mounting barrel; the storage battery is electrically connected with a servo motor; the servo motor is fixed at the top end of the mounting barrel; an output shaft of the servo motor is fixedly connected with a screw rod; a transmission nut is in threaded transmission with the screw rod; a circular lifting plate is fixed on the transmission nut; the upper end of the circular lifting plate is fixedly connected with four connecting rods through bolts; the four connecting rods are distributed on the circular lifting plate at equal angles; the outer side of the connecting rod is slidably connected with a guide sleeve, the guide sleeve is embeddedin the top end of the supporting barrel, a mounting plate is fixed to the upper end of the connecting rod through a bolt and located on the outer side of the upper end of the supporting barrel, a carrying plate is hinged to t