Automatic feeding and discharging device of punching machine

An automatic feeding and discharging device of a punching machine comprises a robot, an electromagnetic chuck is installed at the tail end of an arm of the robot, a conveying belt is installed beside the robot and connected with a driving device, a positioning table is installed at the tail end of the conveying belt, and the upper end face of the positioning table inclines downwards. Two positioning rods distributed in a splayed shape are fixedly installed on the positioning table, the large opening end of the splayed shape is close to the conveying belt, the small opening end of the splayed shape is fixedly connected with a transverse edge, a workpiece detection switch is installed on the positioning table, and the workpiece detection switch and the driving device are both connected to a controller. By means of the device, machined workpieces can be automatically unloaded, and workpieces needing to be machined can be fed. 一种冲床自动上下料装置，包括机器人，在机器人手臂末端安装有电磁吸盘，在机器人旁安装有输送带，输送带连接有驱动装置，在输送带的末端安装有定位台，所述的定位台的上端面斜向下，在定