Model NO.: JH21
Power Source: Pneumatic
Precision: High Precision
Certification: CE, ISO 9001
Condition: New
Press Machine: Punching Machine
Application: Metal Stamping and Punching
Capacity Range: 25~400ton
Frame: C Frame Steel Welded
Clutch: Wet Clutch
Power: 380V/50Hz/3phase
Delivery Time: 30 Days
Control System: PLC
Overload Protected System: Hydraulic Overload Pump
Options: Light Curtain, Inverter, Cushion, Feeder etc
Trademark: WORLD
Transport Package: Pallet
Specification: CE ISO
Origin: China
HS Code: 84629910
Eccentric mechanical stamping Punching Power Press Machine

Features:
1. Steel welded body, tempering treatment, high rigidity, accuracy and stability;
2. Vertical located crankshaft, compact structure;
3. The crankshaft undergoes grinding treatment after high frequency quenching;
4. Lengthened rectangular guideway with a surface of bronze plate;
5. Pneumatic dual balance cylinder, which balances the slide block and punch weight to reduce noise and impact;
6. PLC control and imported safety dual valve;
7. Wet clutch and hydraulic overload protector.
8. CE certificate

Eccentric Mechanical Stamping Punching Power Press Machine

Details:
1. Steel plate welded c frame body, heat treatment, produced by cnc boring and milling center, high rigidity and precission
2. Wet type pneumatic clutch with safety solenoid valve, lower noise and longer service life.
3. Best quality gears, bushes, cylinders, link rods and ball screw ensure the high performance, high reliability and longer service life.
4. Hydraulic overload protected system is standard equipped. The press will stop with oil pressure release if overload to protect the press and the die. It is easy to reset to normal status.
5. PLC control, Omron or Panasonic brand, high quality with global warranty.
6. Double hands control buttons, touch screen control panel, cam controller with encoder.
7. Slide adjust motor is equipped on the back of the slide. This position is better to protect the motor and the press is more compact in this way. The slide is motorized adjusted with digital displayer.
8. Center auto grease lubrication system is standard equipped and the lubrication frequency can be setted with the touchscreen. In the meanwhile, manual thin oil lubrication system is equipped too.

Eccentric Mechanical Stamping Punching Power Press Machine
Eccentric Mechanical Stamping Punching Power Press Machine
Options:                                                                                                Quality certificate:
- light curtain for safety                                                                       - ISO 9001
- inverter for adjustable stroke speed                                                - CE
- variable speed motor for adjustable stroke speed                         - SGS inspection if needed
- cushion
- hydraulic die quick change device

Warranty and service:
- one year warranty for whole press.
- all spare parts are available as we produce most of the parts in our factory.
- it is easy to get the electric parts as all are international famous brands.
- we can provide technical support via email, phone or video.
- we can send out engineers for service, installation or training with reasonable additional cost.
- English operation and maintenance manual is provided with the press.
- All safety warning tags and control panels are in English.

Our products range:
- J23 and JH23 inclinable eccentric press, capacity from 6.3ton to 125ton.
- JH21 c frame single crank press, capacity from 25ton to 400ton.
- JH31 semi-straight side single crank press, capacity from 110ton to 400ton.
- JW31 H frame single crank press, capacity from 110ton to 400ton.
- JH25 c frame double crank press, capacity from 110ton to 315ton.
- JW36 H frame double crank press, capacity from 110ton to 500ton.
- JX36 close type big table press with double crank, capacity from 400ton to 1000ton.
- JS36 close type gear press, capacity from 300ton to 1250ton.
- JS31 close type gear press, capacity from 160ton to 1000ton.
-  hydraulic shearing machine
-  hydraulic press brake and cnc press brake

Specifications: Eccentric metal stamping Punching Power Press Machine

ITEM 		CODE UNIT JH21-25 JH21-45 JH21-60 JH21-80 JH21-125
Nominal Capacity Pe KN 250 450 600 800 1250
Slide Stroke S mm 80 120 140 160 180
Slide Strokes Fixed spm Times/min 100 80 70 60 50
Variable(optional) spm Times/min 60-100 50-80 45-70 40-60 35-50
Max. Die Shut Height H2 mm 250 270 300 320 350
Die Shut Height Adjustment t mm 50 60 70 80 90
Throat Depth C1 mm 210 225 270 310 350
Distance Between Columns d1 mm 450 515 560 610 670
Slide Bottom Size F-B b mm 250 340 400 460 520
L-R a mm 360 410 480 540 620
Shank Hole Size Diameter d mm 40 50 50 50 70
Depth I mm 65 60 70 65 90
Bolster Size F-B D mm 400 440 520 600 680
L-R C mm 720 825 930 950 1100
Thickness H3 mm 80 110 130 140 155
Bed Opening Hole Diameter ¢ mm 150 150 150 180 200
Overall Dimensions F-B A mm 1496 1585 1540 1765 2040
L-R B mm 945 1075 1200 1200 1320
Height H mm 2120 2391 2570 2725 3035
Motor Power   KW 3 5.5 5.5 7.5 11
Weight(approximate)   kg 2450 3550 5150 6450 9550
ITEM CODE UNIT JH21-160 JH21-200 JH21-250 JH21-315 JH21-400
Nominal Capacity Pe KN 1600 2000 2500 3150 4000
Slide Stroke S mm 200 220 220 220 250
Slide Strokes Fixed spm Times/min 45 45 30 30 30
Variable(optional) spm Times/min 30-45 25-45 20-30 20-30 20-30
Max. Die Shut Height H2 mm 400 450 500 500 550
Die Shut Height Adjustment t mm 100 110 120 120 120
Throat Depth C1 mm 400 430 450 450 490
Distance Between Columns d1 mm 736 910 980 980 1050
Slide Bottom Size F-B b mm 580 650 700 700 750
L-R a mm 700 880 950 950 1020
Shank Hole Size Diameter d mm 70 70 70 70 70
Depth I mm 100 100 130 130 130
Bolster Size F-B Single crank power press D mm 760 840 880 880 950
L-R C mm 1175 1390 1500 1540 1700
Thickness H3 mm 165 180 190 190 210
Bed Opening Hole Diameter ¢ mm 220 250 270 270 290
Overall Dimensions F-B A mm 2305 2600 2660 2720 2850
L-R B mm 1420 1540 1640 1680 1750
Height H mm 3215 3800 3865 3865 4150
Motor Power   KW 15 18.5 22 30 37
Weight(approximate)   kg 13600 19200 23200 26600 31600
Eccentric Mechanical Stamping Punching Power Press Machine
Eccentric Mechanical Stamping Punching Power Press Machine
Eccentric Mechanical Stamping Punching Power Press Machine
 

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