70 Ton 8′ T Series Press Brake
70 Ton 8′ T Series Press Brake
- Available from 35 to 280 ton models
- Standard X-Axis back gauge
- Simple CNC control
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About This Piranha Product
Piranha T Series Press Brake Model 70-08
70 Ton 8′ T Series Press Brake
| Pressure | 70 | TONS | ||
| Length of worktable | 98.5 | IN | ||
| Die Rail Height | 2.36 | IN | ||
| Distance between uprights | 80.7 | IN | ||
| Ram stroke | 3.94 | IN | ||
| Max open height (with die rail without clamps) | 13.39 | IN | ||
| Throat depth | 9.84 | IN | ||
| CNC axis w/Estun | Y and X Axis Only | |||
| Ram Speed | Approach | 165 | IPM | |
| Work | 23 | IPM | ||
| Return | 142 | IPM | ||
| Repeatability | +/- 0.001 | IN | ||
| Back Gauge X | Stroke | 23.6 | IN | |
| Work piece size | 23.6 | IN | ||
| Max running speed | 38.4 | IPM | ||
| Re-position | +/- 0.002 | IN | ||
| Overall Dimensions | L | 120 | IN | |
| W | 65 | IN | ||
| H | 87 | IN | ||
| Oil Capacity | 63 | Gallons | ||
| Motor | 7.5 | HP | ||
| Machine weight | 10,800 | LBS | ||
Note:
- Y Control ram movement
- X Control back gauge front and rear movement
- R Controls back gauge bar up and down Manual
- Z1/Z2 Controls back gauge fingers left and right Manual
Structural features
- European design
- Full steel plate welded structure
- Stress relieved
- Machined in one set up to assure parallelism and verticality of all mounting surfaces
- Safety side door guards and rear safety gate
- Movable front support arms
Ram/Torque Tube
- Single guide/gib system ensures precise ram movement
- Parallel tolerance of Y +/- 0.001”
- Robust Link from Torque Tube to Ram
- Robust Design for the Torque Tube to Frame Connection
- European Precision clamping style for upper tool holder
Hydraulic system
- Hydraulic system from SYI
- Overload protection with tonnage control manual set
- Sight glass on tank for easy oil level checks
Back gauge system
- Precision back gauge +/- 0.002 repeatability
- X axis is driven by digital AC Servo-motors with ball screw and linear ways
- Back gauge is a heavy design for mechanical strength and rigidity
- Fingers are designed to increase the working range of back gauge
Electrical system
- Electrical components are sourced to ensure reliability, longevity and common off the shelf replacement
- Standard Foot Pedestal with Emergency Stop Button
CNC controller
- Estun E21 controller
- 40 Programs and 25 steps per program
Standard tooling and configuration
- Upper tool clamping: European Precision Clamps
- Lower 4 way die rail with standard US tang
- Tooling supplied with machine is a basic starter set
- Supplied with a Goose Neck Punch
- Supplied with a 7 Way Bottom Die
List of main commercial components
| Name | Supplier |
| CNC system | ESTUN E21 |
| Servo motor | GeShi INVT |
| Servo drive | |
| Hydraulic system | SYI |
| High-pressure gear pump | Sunny |
| Linear guide | HIWIN |
| Cylinder Seals | Austria (ECONOMOS) |
| Proximity switch | Switzerland (CONTRINEX) |
| Electrical Components | France (SCHNEIDER) |
| Pendant arm | ESTUN |
Standard Features
- Synchronized Precision Hydraulic Brake with 70 Tons of Bending Force and 8’ Bed
- Ram repeatability and parallelism of +/- 0.001”
- 80.7” between housings (measured between the side plates of frame)
- Ram pre-machined to use European tooling (other tooling systems can be priced on request)
- Precision ground die rail with hold down bolts
- Piranha X and Manual R Back Gauge system
- Light Curtain System
- European Precision Style Manual Tool Clamps
- Front Sheet Supports
- Open Height (with die rail without clamps) 13.39”
- Shut Height 9.45”
- Stroke 3.94”
- Throat Depth 9.84”
- Work Height 35”
- Rapid Approach 165 ipm
- Press Speed 23 ipm
- Return Speed 142 ipm
- ESTUN E21 CNC Controller
- Motor Rating = 7.5 H.P.
- Estimated Weight = 10,800 lbs.