| 摘要 |
PURPOSE: An apparatus for pretreatment of paint removal for concrete walls is provided to remove paint from a wall with a grinder which is actuated with a drive motor. CONSTITUTION: An apparatus for pretreatment of paint removal for concrete walls comprises a frame part(10), a main body(20), and a first grinder part. The frame part comprises a longitudinal frame(11), a guide rail(12) which is formed on the inner side of the frame, a screw shaft(13) which is formed across the frame, and a drive motor(14) which is connected to the screw shaft and rotates the screw shaft. The main body is connected to the guide rail and slide from side to side by the screw shaft, which is rotated by the driving of the drive motor. The first grinder part removes paint from a concrete wall by rotating according to the driving of the drive motor. |
