A fixing member

The utility model provides a fixing member, , vacuum chuck include the sucking disc, and vacuum chuck still includes: guide bar, sucking disc are located the tip of guide bar, and the guide bar has the suction hole with the induction port intercommunication of sucking disc, the screwed pipe part, screwed pipe part cover is established on the guide bar for be connected with the support, wherein, be provided with the mounting on the guide bar, be provided with the guide way on the screwed pipe part, guide way along the axial extension of guide bar, the at least part of mounting is located the guide way. The utility model discloses a vacuum chuck has solved the vacuum chuck among the prior art and has taken place the unsafe problem in work piece location that the rotation caused easily. 本实用新型提供了种真空吸盘及具有其的吸盘夹具，真空吸盘包括吸盘，真空吸盘还包括：导向杆，吸盘位于导向杆的端部，导向杆具有与吸盘的吸气口连通的吸气孔；螺管部件，螺管部件套设在导向杆上，用于与支座连接；其中，导向杆上设置有固定件，螺管部件上设置有导向槽，导向槽沿导向杆的轴向延伸，固定件的至少部分位于导向槽内。本实用新型的真空吸盘解决了现有技术中的真空吸盘容易发生自转造成的工件定位不准确的问题。