Patent ID: 6216335
Filing Date: 2001-04-17
Classification: B23P,B23Q,Y10T

Abstract:
Device for assembling and disassembling a tool with a tool holder, comprisinga support frame having a vertical structure and means for receiving and holding a tool holder;ensleeving means for ensleeving a tool;extracting means for extracting the tool;said ensleeving means and extracting means coacting with an induction heating means for heating a portion of the tool holder adapted to receive the tool by ensleeving;said induction heating means comprised of a tubular or annular induction heater formed by one of a helicoidal winding and a plurality of concentric helical windings structured and arranged to surround the portion of the tool holder receiving the tool;said ensleeving means, said extraction means, and said induction heating means including means for being mounted and blocked in position, on at least a slide secured to the support frame, and being concentric or aligned with a longitudinal axis of the tool holder mounted in the means for receiving and holding;an upper slide portion carrying the ensleeving means, the induction heating means and a means for maintaining alignment of and for guiding the tool;a lower slide portion carrying the extraction means;each of said slide portions being mounted slidably on a first profiled vertical structure by guide collars provided with position blocking means and counterbalanced by counterweights appropriate to the respective mass of the corresponding portion of the slide and of the means carried by said corresponding portion; andsaid counterweights being structured and arranged to be slidably mounted on a second profiled vertical structure, parallel to the first profiled vertical structure carrying said slide portions.