| 摘要 |
A lapping machine for lapping a row bar includes a lap plate for providing a lapping surface, a row tool having a plurality of bend cells formed by defining a plurality of slits, a pressure mechanism for pressing the row tool toward the lapping surface of the lap plate, and a bend mechanism for bending the bend cells of the row tool toward the lapping surface of the lap plate. The bend mechanism includes an air cylinder unit having a plurality of double-acting air cylinders, a plurality of racks operatively connected to the double-acting air cylinders, respectively, a plurality of drive pinions arranged coaxially and meshing with the racks, respectively, each drive pinion having a lever for driving the corresponding bend cell, a plurality of support pinions arranged coaxially and meshing with the racks, respectively, and a guide mechanism for guiding each rack, the respective drive pinion, and the respective support pinion in substantially the same plane.
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