The upgraded drum locking device has integral drum locking blocks and a float screw rod, with the antivibration performance improved and the thread clearance eliminated.
改进的穿孔机转鼓器结构，采用整体压鼓块和浮动丝杆，消除了螺纹间隙，提高了抗振性能。
There exists a spiral clearance space in the API round thread casing joint which is effected by the thread tolerance ranges.
API套管圆螺纹自身存在牙间间隙，并形成螺旋状空间间隙带。
The lin ear positioning errors are compensated by the compensation of the thread pitch a nd thread clearance in the machine tools.
通过补偿机床螺距和丝杠间隙误差，实现了机床线性定位误差的补偿。
应用推荐