Automatic ball core feeding device

An automatic ball core feeding device comprises a vibration disc, a first transmission line, a second transmission line, a pushing mechanism and a pushing air cylinder, the first transmission line is horizontally arranged at the discharging port end of the vibration disc, the second transmission line is obliquely arranged and connected to the end of the first transmission line, and the second transmission line penetrates through the exterior of a machining chamber of a machining center and extends into the machining chamber; the pushing mechanism is vertically arranged on one side of the pushing notch of the second transmission line, the pushing air cylinder is used for being connected with the pushing mechanism, and the pushing mechanism pushes the ball cores located on the pushing notch to a machining shaft of a machining center in a positioned mode through the pushing air cylinder. According to the utility model, through the vibration disc, the first transmission line and the second transmission line, the