| 摘要 |
The present invention relates to an automatic grinding carriage which grinds a working surface while moving by being attached to a longe wall surface. According to an embodiment of the present invention, disclosed is an automatic grinding carriage comprises a main body which moves by being attached to one surface of a protruding longe from a working surface; an arm which is extended in a horizontal direction to the working surface from the main body; a housing which moves by sliding along the arm; a cylinder which is elastically included in the housing; and a grinding unit which grinds the working surface by moving along the arm and includes a grinding pad for grinding the working surface by reciprocating according to the elasticity of the cylinder. |
