C Frame Ungeared Fixed Stroke
The main Frame would be constructed from adequate thickness of rolled steel plate of IS2062 Gr-‘B’, cut to shape and size and welded with heavy cross ribbings, duly stress relieved to give maximum rigidity and minimal deflection. The Bolter would be of MS steel material accurately machined having ‘T’ slot for tool clamping. All presses are provided with a combination – Pneumatic friction clutch & Brake unit. The Clutch is engaged through air pressure. Brake is automatically applied when the clutch is released. The machine would have provisions for selection of OFF / INCH / CONTINUOUS operation. Emergency stopwatch would be provided in the control panel. The Crank shaft would be of forged and normalized medium carbon steel to ensure toughness and shock resistance, It would be accurately machined and ground finished and so designed to ensure optimum factor of safety. It would be a heavy duty cast iron / fabricated and accurately machined with provision for holding upper tool. The slide would run in extra long guide. Bearing surfaces would be properly machined for correct alignment and smooth operation. The ball seal would be of cast iron. The ball seal & cap would be assembled with pitman screw made from EN-24, material hardened at the ball and uniformly lapped.