| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ball screw capable of achieving further space-saving and cost reduction, the ball screw having a synthetic-resin made circulation component having a body part and a pair of leg parts. <P>SOLUTION: In the ball screw 10, a metallic attaching component 4 having a pushing surface 41 for pushing an upper surface of a leg part 32 of the circulation component 3, an attaching surface 42 provided flush with the pushing surface 41 and fixing to an outer flat surface 12 of a nut 1 at a position on the outside in a width direction of the outer flat surface 12 of the nut 1 than the body part 31 of the circulation component 3, and a through hole 42a formed penetrating the attaching surface 42 is used, the attaching component 4 is placed on an upper surface of the leg part 32, a bolt 5 is passed through the through hole 42a of the attaching component 42, and by screwing the bolt 5 with a female thread 14 formed on an outer flat part 12 of the nut 1, the circulation component 3 is fixed to the nut 1. <P>COPYRIGHT: (C)2013,JPO&INPIT |
