本装置可用于普通车床刀架上,加工圆柱螺纹和锥形管螺纹(锥度一般在30°以内)。其结构见图,将刀排体1装夹于车床刀架上,导程板16用销轴17与导板15连结,再通过销轴13、螺母14与固定在尾架套筒上的支架25连结。进刀时,移动大拖板(手动、机动均可),使顶杆4沿着导程板16滑动,由于小 The device can be used for ordinary lathe turret, processing cylindrical thread and tapered pipe thread (taper generally within 30 °). The structure shown in Figure, the knife body 1 is mounted on the lathe turret, the guide plate 16 with the pin 17 and the guide plate 15 is connected, and then through the pin 13, the nut 14 and the bracket fixed to the tailstock sleeve 25 link. When feed, move the big carriage (manual, motor can be), so that the push rod 4 along the guide plate 16 sliding, due to small