JH21-25 C Frame Mechanical Punch Press Machine
Product Description
JH21-25 is a mechanical punch press machine with 25ton nominal force. Transmission system includes the motor, flywheel, pneumatic clutch and brake, big gear and crankshaft. This mechanical press machine has an oil bath wet type combined clutch and brake, which is safety controlled by dual-safety solenoid valve. Automatic control system includes PLC, mechanical cam controllers, HMI and two-hand-button control panel.
Standard configutations:
-Scheider brand PLC
-Pneumatic clutch and brake, WORLD patent design
-Hydraulic overload protection system
-Automatic central control grease lubricant system
-Both two-hand-button control and foot pedal control
Optional equipment:
-frequency inverter for adjustable stroke speeds
-safety light barriers
-piston type pneumatic cushion under the bolster
-metal strip uncoiling machine and feeding machine
Specifications:
| ITEM | CODE | UNIT | JH21-25 | |
| Nominal Capacity | Pe | KN | 250 | |
| Slide Stroke Length | S | mm | 80 | |
| Slide Strokes | Fixed | spm | 100 | |
| Variable (optional) | spm | 60-120 | ||
| Max. Shut Height | H2 | mm | 250 | |
| Shut Height Adjustment | t | mm | 50 | |
| Throat Depth | C1 | mm | 210 | |
| Distance Between Columns | d1 | mm | 470 | |
| Slide Bottom Size | F-B | b | mm | 250 |
| L-R | a | mm | 360 | |
| Shank Hole Size | Diameter | d | mm | 40 |
| Depth | I | mm | 65 | |
| Table Size | F-B | D | mm | 400 |
| L-R | C | mm | 720 | |
| Thickness | H3 | mm | 80 | |
| Table Hole Diameter | ¢ | mm | 150 | |
| Overall Dimensions | F-B | A | mm | 1500 |
| L-R | B | mm | 945 | |
| Height | H | mm | 2090 | |
| Motor Power | KW | 3 | ||
| Weight (approximate) | kg | 2450 | ||