Patent ID: 8790163

Claim:
A multi-purpose machine for wall processing, comprising: a base, having a bottom board with moving wheels therebelow, a top board, and several parallel upright posts between the bottom board and the top board; a working member; and a sliding device, for driving the working member slide up and down relative to the base; wherein the working member comprises a cover and a roller set inside the cover; a built-in motor is set inside the roller; wall processing tools are releasably fixed on the outside of the roller; a feeding hole is provided on the upper part of the cover and connected with a supply system or an absorbing system, wherein the sliding device comprises a motor fixed on the base, the motor is connected with two sliding blocks by a transmission system, two sides of the working member are respectively connected with the two sliding blocks, and the two sliding blocks are respectively confined to slide along two sliding rails of the base; the two sliding rails are vertically fixed between the bottom board and the top board; or the two sliding rails are vertically fixed between the upper support plate and the lower support plate, and support posts parallel to the sliding rail are further disposed between the two support plates; the top board has a hole for the support posts to penetrate and slide; and the lower support plate has a hole for the upright posts to penetrate and slide.