One kind of working table switching device used in machining center

Introducing one kind of up-fixing box-type working table switching device which is used in maching center,the application of this switching device can make the cover of supporting guide way and leadscrew designed underneath,this overcomes the structural shortcomings such as increasing the span of guide way, double sides protection and double leadscrew driven which is used for keeping away from the switching device under the traditional down-fixing switching device when designing the cover of guide way and leadscrew.