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JH21 C Frame Single Crank Press
    Publish time 2017-05-17 20:32    

C frame single crank power press (punch press, press machine, punch, stamping press, mechanical powewr press), capacity from 25ton to 400ton. Welded steel body, heat treatment, shot blasting, better rigidness, accuracy and stability. PLC control, wet clutch, hydraulic overload protected, auto lubricated. 

JH21 C Frame Single Crank Press

JH21 series C Frame Single Crank Press is Applicable to light, thin material, for single, and progressive die application in blanking, piercing, bending, forming, interlink with ROT line or transfer unit. The capacity is from 25ton to 400ton. The press uses high torque and low noise wet clutch and brake. The steel welded body ensures rigid frame with less deflection. High accuracy transmission gears and high rigidity crank ensure press long life and accuracy. Forced Lubrication system with default monitor ensures the operation reliability. User-friendly design and all-function electric control system enable the accessories to attach easily.


Features:
 
1. Welded steel body, heat treatment for stress relief, shot blasting, better rigidness, accuracy and stability.
2. Vertical located crankshaft, grinded after high frequency quenching, compact structure, better surface smoothness and flexible rotation.
3. Lengthened rectangle hex guide way with bronze plate for better guide accuracy.
4. PLC control, double slide balance cylinders, safety dual valve. 
5. Capacity from 25 ton to 400 ton. 
6. Inverter, photo electric safety device, die cushion, etc are optional.

Benefits

1.Steel welded body with high rigidity

The main body is welded with high quality steel plate.

Then it will be heat treated and ball blasting treated to release the stress and improve the rigidity.

The best boring and milling machine ensures the high precision of the body.

2.PLC control

The press adopts Panasonic or Omron PLC with high stability and longer service life

3.High torque low noise wet clutch

World produce the wet clutch. We use the best seals, bearing and friction discs.

The wet cultch features lower noise and longer service life.

4.Easy and safe control

-The control panel includes double hand buttons and emergency stop button. And foot pedal control switch is optional.

-The touch screen includes the counter, crankshaft angle displayer, control switches and alarm lights.

You can set the press with the touch screen and any defaults of the press can be checked.

-Hydraulic overload protected pump is used to protect the press and the die if the machine is overloaded.

You can reset the overload with the switch on the touch screen easily.

-The press has both electric cam controller and mechanical cam controller.

The mechanical cam controller can still work if the electric one stops service.

And you can select the cam by the touch screen too.

5.Auto lubrication system

The press is equipped with auto lubrication pump and it is easy for maintenance.

You can set the lubrication circle time by the touch screen.

6. High rigidity transmission parts

High accuracy transmission gears and high rigidity crank ensure press long life and accuracy.

The link rod is with bronze bush and the rod ball is high quality milled.

And world produces all the parts to ensure the quality.

7.Motorized die shut height adjustment

The motorized slide adjusting device is adopted with a thin brake motor and operated with push buttons.

It provides stable positioning accuracy and quick adjustment. It is standard equipped to the press from 60ton to 400ton.

You need to adjust the slide of 25ton and 45ton press by hand. A digital displayer is also equipped in the slide.

8.Colors according to customer request

You can ask us to paint the press with your preferred color.


Specifications
ITEM CODE UNIT JH21-25 JH21-45 JH21-60 JH21-80 JH21-100 JH21-125
Nominal Capacity Pe KN 250 450 600 800 1000 1250
Slide Stroke Length S mm 80 120 140 160 160 180
Slide Strokes Fixed   spm 100 80 70 60 55 50
Variable(optional)   spm 60-120 50-95 45-85 40-75 35-65 35-65
Max. Die Shut Height H2 mm 250 270 300 320 335 350
Die Shut Height Adjustment t mm 50 60 70 80 90 90
Throat Depth C1 mm 210 225 270 310 330 350
Distance Between Uprights d1 mm 450 515 560 610 670 670
Slide Bottom Size FB b mm 250 340 400 460 520 520
LR a mm 360 410 480 540 620 620
Shank Hole Size Diameter d mm 40 50 50 50 70 70
Depth I mm 65 60 70 65 90 90
Table Size FB D mm 400 440 520 600 640 680
LR C mm 720 825 930 950 1060 1100
Thickness H3 mm 80 110 130 140 145 155
Table Hole Diameter ¢ mm 150 150 150 180 180 200
Overall Dimensions FB A mm 1500 1585 1540 1765 2000 2040
LR B mm 945 1075 1200 1200 1300 1320
Height H mm 2120 2390 2570 2725 3010 3035
Motor Power   KW 3 5.5 5.5 7.5 7.5 11
Weight(approximate)   kg 2450 3550 5150 6450 8650 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 Length S mm 200 220 220 220 250
Slide Strokes Fixed   spm 45 45 30 30 30
Variable(optional)   spm 30-55 30-55 20-35 20-35 20-35
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 Uprights d1 mm 736 910 980 980 1050
Slide Bottom Size FB b mm 580 650 700 700 750
LR 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
Table Size FB D mm 760 840 880 880 950
LR C mm 1175 1390 1500 1540 1700
Thickness H3 mm 165 180 190 190 210
Table Hole Diameter ¢ mm 220 240 260 260 280
Overall Dimensions FB A mm 2305 2600 2660 2720 2850
LR B mm 1420 1540 1640 1680 1750
Height H mm 3215 3800 3850 3850 4140
Motor Power   KW 15 18.5 22 30 37
Weight(approximate)   kg 13600 19200 23200 26600 29500

E-mail : info@worldshm.com   
 
Mr. Jack Ow 
Tel : 86-21-62828320 
Cell/Whatsapp: 86-13817590728 
E-mail: jackow@worldshm.com 
Skype : cnworldzg

Mr. Savvy Wang 
Tel : 86-21-62828630 
Cell/Whatsapp: 86-13817120700 
E-mail: wang@worldshm.com 
Skype : savvyworld
 
 

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