DIE SET FOR FORMING ANGLES AND CHAMFERS ON ENDS OF FLAT BLANKS Russian patent published in 2003 - IPC

FIELD: plastic metal working, namely formation of angles and chamfers on ends of flat blanks. SUBSTANCE: die set for forming angles and chamfers on ends of flat blanks includes upper movable plate with punch and with holder and lower stationary plate with lower die and with two assemblies for basing along end planes of blank. Each basing assembly is in the form of stationary and rotary discs. The last supports movable and stop cleats moved along plane of rotary disc. Die set is also provided with assembly for preliminary end basing of blank according to point; said assembly is in the form of stop with basic end surface and it is mounted on lower plate with possibility of adjusting its position along horizontal symmetry axis of die set. EFFECT: enlarged manufacturing possibilities, lowered cost price of products. 6 dwg