Patent ID: 8448550
Filing Date: 2013-05-28
Classification: B23B,B23Q,Y10T

Abstract:
1. A machining apparatus comprising: a frame; two generally parallel horizontal guides on the frame one of which extends through at least one loading station and through at least one work station offset horizontally from the loading station; a slide carrying a pair of spindles each capable of gripping a workpiece, the slide shiftable between positions with the spindles aligned with the stations; a tool holder shiftable on the other of the guides toward and away from the work station, whereby when one of the spindles is holding a workpiece in the work station and is rotating the workpiece, the tool can machine the workpiece in the work station; and respective guides between each of the spindles and the slide for vertical movement of the spindles on the slide; actuator means for shifting the slide horizontally on the one guide, for shifting the tool holder horizontally parallel to the slide on the other guide, and for shifting the spindles vertically on the slide.