Patent ID: 6089286
Filing Date: 2000-07-18
Classification: B23Q,B27C

Abstract:
A planing machine comprising:a base having two opposing sides, and a plurality of upstanding posts extending upward from said base at said sides;an upper carriage having two opposing sides mounted movably on said upstanding posts and slidable along said posts to move upward or downward;a pair of screw rods respectively extending upward from said sides of said base, and passing through said upper carriage;moving means for moving upward and downward said upper carriage along said posts and for adjusting a gap between said upper carriage and said base, said moving means including a rotating rod mounted on said upper carriage and extending transversely between said screw rods, and a worm drive mechanism connected to said rotating rod, said screw rods and said upper carriage to move said upper carriage when said rotating rod is rotated; andlocking means for locking said upper carriage relative to said posts, including a tube which is disposed movably around said rotating rod, two movable clamp members mounted on said tube adjacent to two ends of said tube for abutting against at least two of said posts extending respectively at said two opposing sides of said upper carriage when said movable clamp members are in a clamping position, and actuating means mounted on said upper carriage for moving said tube longitudinally along said rotating rod so as to move said movable clamp members to and away from said clamping position.