发明名称 APPARAT OCH FOERFARANDE FOER HYDRAULISK FORMDRAGNING AV METALLSKIVA.
摘要 <p>The device has base and outer (11) and inner (12) slides and including a basic die (15,16,17,18) mountable to the press and tooling (25,51) mountable to the basic die. The basic die includes an upper shoe (15) mountable to the outer slide (11), and hydraulic cylinder assemblies (17,18) mounted on the base and actuable by the inner slide for providing pressurised fluid to the tooling. The tooling includes upper and lower dies (51,25) connected to the upper shoe (15) and base. A blank (80) is positioned upon the lower die (25), and the upper die (51) is moved to a closed position by the outer slide (11). The blank (8) is clamped by gripepr steels (75) located in the upper die (51).</p>
申请公布号 FI922453(A) 申请公布日期 1992.05.27
申请号 FI19920002453 申请日期 1992.05.27
申请人 GRAPH-TECH, INC.;ARMCO STEEL COMPANY L.P. 发明人 ROPER, RALPH E.
分类号 B21D;B21D22/10;B21D24/08;B21D24/14;B21D26/02;B21D26/021;B21D26/025;(IPC1-7):B21D/ 主分类号 B21D
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