Patent attributes
A guide for a machine tool or tool drive (7) means for moving a surfacing tool over the substantial surface of a work piece (1), said guide comprising a guide means adapted for positioning over said work piece, said guide means including two horizontal spaced apart guide rails (2) and a gantry (3) adapted for linear travel in an X-axis along said guide rails wherein said gantry includes a gantry rail (4) adapted to bridge said spaced apart guide rails, a pair of gantry arms (5) fitted to either end of said gantry rail each gantry arm having a gantry foot for co-operating with said guide rail wherein said tool drive (7) is fitted to said gantry by a gantry mount adapted for lateral movement along the length of said gantry Y-axis, said mount including a vertical Z-axis height adjustment face plate (9) for mounting said tool drive wherein the fitting of said gantry rail to said guide rails is adjustable about said X-axis and the fitting of said tool drive to said gantry mount is adjustable about said Y-axis such that the cutting face of a tool fitted to said drive can be adjusted to correspond to the surface on planar face of said work piece without the need to clamp said work piece to said guide.