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公开(公告)号：US20240266930A1
公开(公告)日：2024-08-08
申请号：US18566683
申请日：2021-11-26
申请人： BMC CO., LTD.
发明人： Seung Soo KIM
CPC分类号： H02K15/022 , B32B37/1207 , H01F41/0233 , B32B2457/00
摘要： The apparatus for manufacturing a laminated core with heating adhesion according to the present invention is characterized by comprising a lower die 10 comprising a plurality of piercing dies 11, an adhesive applying unit 12 installed on one side of the piercing dies 11, and a laminating unit 13 installed on one side of the adhesive applying unit 12; 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; and an SB steel strip 102 continuously fed to an upper part of the lower die 10, for being formed into a laminar member 101 by operation of the piercing punch 21 and the blanking punch 22, wherein the laminating unit 13 comprises a blanking die 131, a squeeze ring 132 installed at a lower part of the blanking die 131, and a first heating unit 135 installed at a lower part of the squeeze ring 132, and laminates the laminar member 101 in the inner diameter surface of the squeeze ring 132 to manufacture a laminated core 100.
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2.发明公开公开(公告)号：US20240266929A1
公开(公告)日：2024-08-08
申请号：US18566684
申请日：2021-11-26
申请人： BMC CO., LTD.
发明人： Seung Soo KIM
CPC分类号： H02K15/02 , B32B37/0046 , B32B37/10 , B32B38/04 , B32B2038/042
摘要： 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.
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