神仙夹头是在钻削工作中一种不停车快速调换钻头的夹头,它能节省很多装卸钻头所需的辅助时间,而且非常安全,我厂已普遍应用。这夹头由6个零件组成(见图一):即夹头体1,衬套2,锁簧3,快速套圈4,钢珠5,弹簧衬套6。夹头体1套在钻床主轴的圆锥头上,其详细图见[图二]。直径32公厘的内孔,系与衬套2滑配;上端开有一个φ1.5小气孔,使衬套易于套入。在外圆上开有两圈槽,放置锁簧3,以控制套圈4的上下滑动范围。另外, Immortal chuck is a non-stop drill in the drilling quickly exchange bit chuck, it can save a lot of loading and unloading drill bit auxiliary time required, but also very safe, I plant has been widely used. The chuck consists of 6 parts (see Figure 1): the chuck body 1, the bushing 2, the lock spring 3, the quick ferrule 4, the steel ball 5 and the spring bushing 6. Collet 1 set in the drill spindle cone head, the detailed map see [Figure II]. Diameter of 32 mm inner hole, the Department of sliding with the bushing 2; the upper end of a φ1.5 stomata, the sleeve is easy to nest. On the outer circle with two laps, place the lock spring 3, to control the upper and lower sliding ring 4 range. In addition,