Shower Floor Drain,Square Cover Floor Drain,Bathroom Shower Floor Drain,Shower Linear Floor Drain Kaiping City Jinqiang Hardware Products Co.,Ltd , https://www.jqfloordrain.com We use the illustrated fixture to grind the rack on the gear grinding machine, which works well. In use, the indexing plate 6 is rotated, and the driving wheel 8 is rotated by the connecting shaft 7, and the driving wheel 8 pushes the rack 4 to move in parallel. The arc length corresponding to the angle that the indexing plate 6 turns over each time is exactly the same as the distance the rack moves. In this way, you can use the different angles of the indexing plate to process