MACHINE FOR POLISHING WORKPIECES WITH ALTERNATE TRANSLATION MOVEMENT AND COMBINED TOOL ROTATION.

摘要

P Machine for polishing parts, comprising a frame (1), a work table movable horizontally in at least one direction and a support (3) movable relative to the frame and carrying a polishing assembly comprising a holder tool (9) carried by a slide movable in translation by eccentric means driven by an electric motor (8) to communicate to this tool holder (9) an alternating translation movement, and pressing means applying said tool holder to the part to be polished with a constant but adjustable force, characterized in that the means for communicating an alternative translational movement to the tool holder are constituted by an internal connecting rod-crank assembly mounted in the slide. /P