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该螺纹刀具装夹装置(苏联发明证书号:1294493)的尾部9具有用铰链连接的圆锥部分和圆柱部分。尾部开有槽5。为了在切制外螺纹时排屑,预先制有槽20。座架制成套状,套在尾部的圆柱部分上。在圆柱部分上还装有套17。套17的轴肩嵌在齿轮半离合器19的凹槽内,半离合器以螺纹连接安装在座架上。套17的轴肩上制有径向孔。孔内装有滚柱6,与尾部圆柱部分上的纵向槽发生相互作用。在套17上安装第二个半离合器18,键8依靠旋转保持住半离合器18,半离合器18用弹簧16紧压半离合器19。轴环夹头安装在尾部的圆柱部分上,带动带挡铁的杆11。杆与挡铁可以作轴向移动,它用螺钉10锁住。
The tail 9 of the screwdriver clamping device (USSR Certificate No. 1294493) has a hinged conical part and a cylindrical part. Tail open slot 5. In order to cut the chip when the external thread, pre-made slot 20. Seat made of sleeve, set in the rear of the cylindrical part. There is also a sleeve 17 on the cylindrical part. The shoulder of the sleeve 17 is embedded in the groove of the gear half-clutch 19, and the half-clutch is screwed on the seat frame. Radial holes are made in the shoulder of the sleeve 17. The roller incorporates a roller 6 that interacts with the longitudinal groove in the rear cylindrical portion. A second half-clutch 18 is mounted on the sleeve 17 and the key 8 holds the half-clutch 18 by rotation. The half-clutch 18 is urged by the spring 16 against the half-clutch 19. The collet chuck is mounted on the cylindrical portion of the tail and drives the lever 11 with iron rod. Rod and stop iron can be used for axial movement, it is locked with a screw 10.