KOMATSU 3500 TON DOUBLE ACTION TRANSFER PRESS

1. Machine Overview

High-capacity mechanical Double Action Transfer Press designed for large automotive body panels and structural components.

The press features:

• Upper Link Motion Drive (Outer Slide)

• Lower Eccentric Drive (Inner Slide)

• 8-Point Slide Suspension System

• Multi-station Transfer Configuration

• Moving Bolster System for heavy die handling

Suitable for high-tonnage deep draw and multi-stage forming applications.

2. Rated Capacity

Total Rated Press Capacity: 3,500 Metric Tons

Station Capacity Distribution:

• 1,500 Ton

• 800 Ton

• 600 Ton

• 600 Ton

(Capacity distributed across transfer stations)

3. Slide Specifications

Upper Slide (Outer Slide)

• Drive Type: Link Motion

• Maximum Capacity: 1,500 Ton

• Stroke Length: 1,019 mm

• Slide Area (LR × FB): 4,200 × 3,600 mm

Lower Slide (Inner Slide)

• Drive Type: Eccentric

• Maximum Capacity: 800 Ton

• Stroke Length: 1,000 mm

• Slide Area (LR × FB): 6,300 × 3,600 mm

4. Bolster Specifications

Upper Bolster

• Size (LR × FB): 4,000 × 3,600 mm

Lower Bolster

• Size (LR × FB): 6,100 × 3,600 mm

5. Die Parameters

• Shut Height (Die Height): 1,250 mm

• Slide Adjustment: 200 mm

6. Slide Suspension

• 8-Point Suspension System

Ensures balanced load distribution and minimized slide deflection under high forming loads.

7. Operating Speed

• Continuous Mode: 6 – 14 Strokes per Minute

• Single Stroke Mode: 3 – 5 Strokes per Minute

8. Die Cushion System

• Type: Pneumatic & Hydraulic Damper

• Cushion Capacity: 200 Ton

• Cushion Stroke: 300 mm

9. Moving Bolster System (Table Moving Device)

• Forward Drive Force: 14 Ton

• Backward Drive Force: 10 Ton

• Travel Stroke: 2,700 mm

• Forward Speed: 100 mm/sec

• Backward Speed: 100 mm/sec

• Maximum Die Weight Capacity: 40 Ton

• Positioning Accuracy: ±0.05 mm

Supports large tool change operations and heavy die handling.

10. Utilities Requirements

Cooling Water

• Flow Rate: 100 L/min

• Supply Pressure: 2 kg/cm²

• Maximum Temperature: 30°C

• Water Quality: pH 7 – 8

Compressed Air

• Operating Pressure: 4 – 5 kg/cm²

Electrical Supply

• 440 V

• 3 Phase

• 60 Hz

11. Lubrication System

• Oil Tank Capacity: 50 Liters

12. Noise Level

• 80 dB(A) or less (No-load condition)

13. Control System

• Manual Type

14. Accuracy Classification

• JIS 1st Class Precision

Industrial Application

This press configuration is suitable for:

• Large automotive exterior panels

• Structural reinforcements

• Deep draw applications

• Multi-stage transfer stamping operations

• High-tonnage progressive forming sequences