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长期以来,台钳在钳工装配、模具修理及一些机械加工工艺中得到广泛使用,但由于它仅通过螺纹传动来装夹工件、调节装夹范围,因此具有工件装夹繁琐、操作效率低、装夹范围受螺杆行程限制等缺点。笔者利用棘轮机构原理,结合螺纹传动设计了一种如图所示的新型台钳,其工作原理?
For a long time, the vise has been widely used in fitter assembly, mold repairing and some machining processes. However, because it only clamps the workpiece through the thread drive and adjusts the clamping range, it has the advantages of complicated workpiece clamping, low operation efficiency, Folder range limit by the screw stroke and other shortcomings. I use the principle of ratchet mechanism, combined with the thread drive design as shown in the new vise, its working principle?