DIE SET FOR MAKING BENT PRODUCTS Russian patent published in 2000 - IPC

FIELD: plastic metal working, namely, apparatuses for making parts such as shaped brackets, possibly forging production. SUBSTANCE: die set includes upper plate with first bending punch mounted in it, lower plate with first bending die mounted on pins in plate with possibility of vertical motion and returning to initial position by means of elastic member; mounted in lower plate insert with groove for lateral and end fixation of blank. First bending punch has cutting surface and it engages with die moved by means of wedge mechanism in horizontal plane. Height of working surface of die exceeds stroke of second bending punch that holds blank. Motion of die enables removal of article from die set zone. EFFECT: enhanced reliability of die set due to elimination of jamming, high quality of products due to reliable fixation of blank. 3 dwg