A automatic locking device for wood -based plate sticker reel

The utility model discloses an automatic locking device for wood -based plate sticker reel, including frame and the barrel arbor of setting on the frame, the barrel arbor is the physiosis axle, and the draw -in groove ring has been seted up to two ends of physiosis axle, being fixed with the mount pad on the side end face of frame, having seted up waist -shaped through hole on the mount pad, the last stopper that is provided with of waist -shaped through hole is provided with the hand wheel on the mount pad, be provided with first screw rod on the hand wheel, and mount pad and stopper are wornout to first screw rod, and with stopper threaded connection, the stopper block is on the draw -in groove ring, the frame has the connecting plate through the pivot is articulated, and the slotted hole has been offered to the end of connecting plate, and the second screw rod passes the slotted hole and fixes at engine base side wall, and is provided with restriction connecting plate pivoted on the second screw rod and co