Feeding device of necking machine and full-automatic copper pipe necking machine

The utility model discloses a feeding device of a necking machine and a full-automatic copper pipe necking machine. The feeding device of the necking machine comprises a material guiding assembly, thematerial guide assembly comprises a vertically arranged connecting plate, and a movable barrier strip and a fixed barrier strip which are arranged on the front end surface of the connecting plate andpositioned on the left and right sides; a supporting plate in driving connection with the feeding air cylinder is arranged at the bottom of the connecting plate, a clamping groove for clamping the copper pipes is formed in the supporting plate, the connecting plate, the movable barrier strip, the fixed barrier strip and the supporting plate define a guide groove for vertically stacking the copperpipes, and the feeding air cylinder is used for pushing out the supporting plate to send out the copper pipes; according to the technical scheme, automatic feeding of the to-be-machined copper pipe is achieved, the local necki