Laterally and angularly adjustable coupling for tool reciprocating mechanism

Claim 1

IN PRESSES AND SIMILAR MACHINE TOOLS, A COUPLING FOR TRANSFERRING A RECIPROCATING PRESSURE FORCE BETWEEN A DRIVING MECHANISM AND A TOOL HOLDER IN THE FORM OF A PILLAR STAND, AND INCLUDING A DISPLACEABLE UPPER MEMBER OPERATIVELY CONNECTED TO THE DRIVING MEMBER AND RECIPROCATING IN RESPONSE TO THE DRIVING MEMBER, THE COUPLING COMPRISING A WEAR-RESISTANT MOUNTING STUD FIXED TO THE UPPER MEMBER FOR RECIPROCATION THEREWITH AND DEFINING A CONVEX SPHERICAL END SURFACE TRANSVERSE TO THE DIRECTION OF RECIPROCATION OF THE UPPER MEMBER AND MOUNTING STUD; AN ENGAGEMENT STUD OPERATIVELY FIXED TO THE TOOL HOLDER FOR TRANSFERRING OF MOVEMENT TO THE TOOL HOLDER AND DEFINING A SUPPORTING SURFACE IN THE FORM OF A CONVEX SPHERICAL SURFACE IN AXIAL ALIGNMENT WITH THE FIRST CONVEX SPHERICAL SURFACE ALONG THE DIRECTION OF RECIPROCATION; SPACING MEANS ENABLING THE MOUNTING STUD TO MAINTAIN A SPACED RELATIONSHIP WITH THE ENGAGEMENT STUD TO PERMIT LIMITED LATERAL AND ANGULAR MOVEMENT RELATIVE THERETO WITH RESPECT TO THE DIRECTION OF RECIPROCATION; AND AN INTERMEDIATE MEMBER DISPOSED BETWEEN THE CONVEX END SURFACE OF THE MOUNTING STUD AND THE SUPPORTING SURFACE OF THE ENGAGEMENT STUD TO TRANSMIT THE RECIPROCATION OF THE UPPER MEMBER AND MOUNTING STUD TO THE ENGAGEMENT STUD AND THE TOOL HOLDER, THE INTERMEDIATE MEMBER DEFINING ON OPPOSITE SIDES THEREOF COMPLEMENTARY CONCAVE SPHERICAL SURFACES CONTACTING THE RESPECTIVE CONVEX SPHERICAL SURFACES OF THE MOUNTING STUD AND THE ENGAGEMENT STUD.