| 摘要 |
PROBLEM TO BE SOLVED: To provide a workpiece moving type broaching machine capable of accurately moving a workpiece in its cutting direction during cutting work while having small and simple structure. SOLUTION: In the workpiece moving type broaching machine 1 equipped with a pair of screw shafts 5 arranged parallel with each other facing the cutting direction, and a workpiece holder 6 driven in the cutting direction by the screw shafts 5, the workpiece holder 6 includes a pair of ball screw nuts (female screw parts) 42 screwed onto the pair of screw shafts 5, respectively, and a workpiece receiving table 43 for supporting the workpiece. The workpiece receiving table 43 is arranged in rear of the female screw parts 42 with respect to the cutting direction. COPYRIGHT: (C)2009,JPO&INPIT
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