发明名称 Roll-forming machine with reversible rafts
摘要 A roll-forming apparatus of the type used to transform a flat web or sheet of metal into a component having various cross-sectional shapes is provided with a first elongate base portion with an axis extending in a longitudinal direction, a second elongate base portion with an axis disposed generally parallel to the longitudinal direction of the axis of the first base portion, and a drive mechanism associated with the first and second base portions, the drive mechanism having a coupler associated with the first base portion, a raft plate supported by the first base portion, and a plurality of roll-forming stations supported by the raft plate. At least one of the roll-forming stations is provided with a plurality of forming rolls, a plurality of rotatable spindles for supporting the forming rolls, a first coupler adapted to be coupled to the coupler of the drive mechanism and being operatively connected to one of the spindles, and a second coupler adapted to be coupled to the coupler of the drive mechanism and being operatively connected to one of the spindles.
申请公布号 US6000266(A) 申请公布日期 1999.12.14
申请号 US19970932743 申请日期 1997.09.17
申请人 THE BRADBURY COMPANY 发明人 STRECKER, ALBERT;SHEEHAN, DAVID
分类号 B21B31/02;B21B31/08;B21B35/14;(IPC1-7):B21B31/08 主分类号 B21B31/02
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