205 subject to alterations 20 Draw Cushion Bolt Draw Die Drawing Punch Pressure pad Stroke Pressure Pad Nitrogen Die Cylinder Guard base Plate *Must be secureg with special flange. Protectiv Lid Bottom Tool Driver Cam Drawing Slide Nitrogen Die Cylinder* Assembly Aperture Surface, hardened Downholder Nitrogen Die Cylinder Draw Blade Die Slide Pressure Pad Downholder = Surface, hardened Piercing Slide in forward pos. Nitrogen Die Cylinder-plaed in unfixed pos Stripper Piercing Punch Protectiv Lid Matrix Bottom Tool Top Bolster Driver Cam Cover Plate on Guideways Drawing tool The pressure pad is actuated by nitrogen die cylinders during the final 20 mm of the draw. Drawing tool In order to prevent wrinkling, this tool requires high forces on the downholder and pressure pad. An elegant solution was achieved with nitrogen die cylinders. Ease of cylinder installation was ensured. Retraction of piercing slide by nitrogen die cylinder Die cylinder is mounted to bottom tool. It retracts the slide after completention of the piercing operation. We recommend a “soft”-start on the cam shape in order to reduce impact and accerleration on the die cylinder. APPLICATION EXAMPLES
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