400 Ton High Rigidity Punch Press High Precision Durable Components Automotive Metal Stamping Machine
STX-400 400 Ton C Frame Single Crank Mechanical Punch Press | High Precision Stamping Press for Automotive & Hardware Parts
The STX-400 400-ton punch press is a heavy-duty C-frame single crank mechanical press, designed for high-volume, high-precision metal stamping. Built for reliability and performance, it delivers stable force output and long-term precision retention, making it ideal for automotive components, hardware fittings, and sheet metal fabrication.
Core Selling Points
400-Ton High Rigidity Force Output
400-ton rated force with optimized frame structure, stable deformation ≤1/6000, supports heavy forming, deep drawing, and blanking of thick metal sheets.
High Precision & Consistency
Slider adopts four-corner eight-sided guide path with hardened rail grinding process, maintaining tight tolerances for mass production.
Durable Components for Long Service Life
Crankshaft made of high-strength 42CrMo alloy steel
Tin-phosphorus bronze bearings for low wear and high load capacity
Pneumatic wet clutch brake, low noise, pollution-free, and long lifespan
Safety & Operator-Friendly Design
Standard with emergency stop, dual-hand operation, and safety light curtain interface, complying with international safety standards.
Easy Integration into Automatic Lines
Compatible with uncoilers, levelers, feeders, and progressive dies to form a fully automatic stamping production line.
Low Maintenance & High Efficiency
Simplified mechanical structure with easy access to key parts, reducing downtime and maintenance costs.
Technical Highlights
Frame: High-strength cast iron body with computer-aided finite element analysis for maximum rigidity
Clutch/Brake: Pneumatic wet-type clutch brake, smooth engagement, low impact, long life
Slider Guide: Two-corner six-sided or four-corner eight-sided guideway for high precision and long-term stability
Lubrication: Centralized automatic lubrication system to ensure continuous oil supply to key components
Applications
Automotive structural parts (brackets, chassis components, reinforcement plates)
Heavy hardware and fastener production
Home appliance metal parts (large panels, frames)
Progressive die stamping lines
Medium-to-thick sheet metal blanking and forming
Frequently Asked Questions
What is the rated force of the STX-400 press?
The STX-400 has a rated force of 400 tons (≈3920 kN), suitable for heavy-duty stamping tasks.
Can it be integrated with my existing automation line?
Yes, the STX-400 is fully compatible with standard uncoilers, levelers, NC feeders, and progressive dies, supporting automatic coil feeding and stamping.
What safety features does it include?
It comes with emergency stop buttons, dual-hand operation, and safety light curtain interfaces, meeting international safety standards for press operations.
What is the warranty and after-sales service?
We offer a 1-year warranty for the whole machine, lifelong technical support, and overseas after-sales service, including installation guidance and spare parts supply.
Rated 110 tons stamping force is powerful enough for automotive sheet metal and electrical enclosures. The force won’t drop under full-load continuous operation, ideal for stable mass production
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