Dustproof hot melt glue machine

The utility model discloses a dustproof type hot melt glue machine which comprises a base, an upper supporting table is fixedly connected to the upper surface of the base, a cavity is formed in the inner wall of the upper supporting table, a motor is installed on the inner wall of the cavity, and a roller is rotationally connected to one side of the inner wall of the upper supporting table. According to the dustproof hot melt glue machine, through the arrangement of the upper supporting table, the rolling wheel and the air cylinder heating plate, when a motor runs, the output end of the motor drives the rolling wheel to rotate, objects needing to be glued can be glued through the rolling wheel when passing through the rolling wheel, and when the device needs to be cleaned after use, the motor is kept to drive the rolling wheel to rotate, and the heating plate is electrified for heating; the air cylinder is controlled to operate to drive the piston rod to stretch out, when the piston rod stretches out, the hea