本实用新型公开了一种塑料注射机自动上料装置,包括底盘,底盘上固定安装有支撑架和物料箱,在支撑架和物料箱之间还设有载物板,载物板上固定安装有电泵,电泵通过导线连接有开关,在物料箱的底部设有出料口和废料口,出料口下方连接有泵送池,泵送池通过电泵连接有输料管,输料管末端设有分流接管和出料管,物料箱、泵送池、输料管、分流接管和 The utility model discloses an automatic feeding device of a plastic injection machine, which comprises a chassis, a support frame and a material box are fixedly mounted on the chassis, a carrier plate is also arranged between the support frame and the material box, and the carrier plate is fixedly mounted There is an electric pump, the electric pump is connected with a switch through wires, a discharge port and a waste port are arranged at the bottom of the material box, a pumping pool is connected below the discharge port, and the pumping pool is connected with a delivery pipe through an electric pump, The end of the pipe is provided with a branch pipe and a discharge pipe, a material tank, a pumping tank, a delivery pipe, a branch pipe and