Patent ID: 6644637
Filing Date: 2003-11-11
Classification: B25B

Abstract:
A workpiece holding fixture comprising:a chuck plate of ferromagnetic material, said chuck plate having a flat surface, a guide rail fixed to said chuck plate and at least one workpiece locating post with a workpiece locating surface, said post being attached to said guide rail, at least one workpiece support member, said support member comprising a post with a workpiece engaging post surface, said post being carried upright on a base of ferromagnetic material, said base being adapted for magnetic attachment to said chuck plate surface at a predetermined location, and at least one workpiece clamp member comprising a clamp arm carried on an upright post that is carried on a base of ferromagnetic material, said clamp post base being adapted for magnetic attachment to said chuck plate surface at a predetermined location, and one of (i) said chuck plate and (ii) said clamp base and said support base being magnetizable and de-magnetizable on command, whereby each said support member and each said clamp member is located on said chuck plate surface so that a workpiece can be held by said clamp(s) against said post surface(s) in spaced relation to said chuck plate surface for work on said workpiece.