Apparatus for manufacturing laminated core capable of adjusting height of back pressure unit automatically

Abstract

The apparatus for manufacturing a laminated core according to the present invention is characterized by comprising a lower die 10 comprising a plurality of piercing dies 11 and a laminating unit 13; and an upper die 20 comprising piercing punches 21 arranged above the piercing dies 11 and a blanking punch 22 arranged above the laminating unit 13, the laminating unit 13 comprising a blanking die 131 and a squeeze ring 132 installed at a lower part of the blanking die 131, the apparatus further comprising a back pressure unit 14 installed at a lower part of the squeeze ring 132, wherein the back pressure unit 14 comprises a back pressure plate 141; a back pressure cylinder 142 for operating a cylinder rod 143 which moves 144 the back pressure plate 141 up and down; and a scale bar head 145 installed at a lower part of the cylinder rod 143.

Dependencies are inferred from the claim text.