Patent ID: 6220130
Filing Date: 2001-04-24
Classification: B23B,Y10T

Abstract:
Apparatus for machining the ends of pipe, said apparatus comprising a clamping section and a cutting section;said clamping section being insertable into a section of pipe for forcible engagement with the interior of said pipe in fixed coaxial alignment therewith, said clamping section comprising a plurality of pipe engaging members disposed around said clamping section for radial movement between inward non-engaging positions and outward positions in which said pipe engaging members forcibly engage the interior of said pipe to place said clamping section in said fixed coaxial alignment therewith, said clamping section also comprising a power device operatively connected to said pipe engaging members for said movement thereof between said inward non-engaging positions and said outward engaging positions;said cutting section comprising a cylindrical mast, attached to said clamping section for coaxial alignment therewith and projection away from said pipe section, and a cutting head assembly on which is carried one or more cutting tools, said cutting head assembly being mounted on said mast for rotation and axial movement relative thereto for moving said one or more cutting tools into and away from cutting engagement with an end of said pipe section;said apparatus being further characterized in that said cutting section mast is removably attached to said clamping section allowing removal and replacement of said clamping section.