Quick change spindle adapter and nut assembly

Abstract

Abstract 1. A QUICK CHANGE ADAPTER FOR A POWER ROTATED SPINDLE HAVING A BORE ADAPTED TO RECEIVE A TOOL HOLDER, A CYLINDRICAL BODY HAVING A UNIFORM BORE MOUNTED UPON AND SECURED TO SAID SPINDLE AND PROJECTING FORWARDLY THEREOF, A FORWARDLY RETRACTABLE SPRING BIASED SLEEVE MOVABLY MOUNTED ON SAID BODY AND INCLUDING A REARWARDLY AND OUTWARDLY TAPERED INNER WALL PORTION, AND AN INTERNALLY THREADED NUT ADAPTED TO THREADEDLY RECEIVE SAID TOOL HOLDER, PROJECTED INTO SAID BODY AND BEARING AGAINST SAID SPINDLE, ITS OUTER SURFACE BEING STRAIGHT AXIALLY, THERE BEING A SERIES OF SPACED BALLS NESTED IN SAID BODY, PORTIONS OF SAID BALLS PROJECTED RADIALLY INWARD RETAININGLY ENGAGING SAID NUT AND PROJECTED RADIALLY OUTWARD FOR OPERATIVE ENGAGEMENT WITH SAID TAPERED INNER WALL PORTION, THE TAPERED INNER WALL OF THE SLEEVE CONVERGING RELATIVE TO THE NUT SURFACE PROVIDING A COOPERATING WEDGING ACTION OF THE BALLS BETWEEN THE NUT SURFACE AND THE SLEEVE INNER WALL FOR THE PURPOSE OF ANCHORING SAID NUT AND TOOL HOLDER WITHIN SAID BODY, AND WHEREBY FORWARD MANUAL RETRACTION OF SAID SLEEVE RELEASES SAID BALLS FACILITATING ASSSEMBLY TO AND MANUAL REMOVAL OF SAID TOOL HOLDER AND NUT FROM SAID BODY. D R A W I N G

Inventors

• 👤 T Smith

Bibliographic Details