JL21 series C Frame Adjustable Stroke Power Press
8-Step Variable Stroke Lengths
Main Structure Features
JL21 Series C-frame power press with adjustable stroke
a whole steel welded frame, high rigidity and less deformation, ensuring the capacity for bearing heavy load;
cast structure and eight-side long rectangle guides, ensuring high moving precision and high accuracy;
The press has adjustable stroke as standard providing eight different lengths, in order to meet the punch processing for various dies.
The machine adopts pneumatic combined friction clutch-brake, with reliable safety, flexible action and long service life;
Hydraulic overload protection device is equipped, offering convenient maintenance and high sensitivity in effectively protecting against overload;
The machine adopts automatic oil lubrication system to ensure lubricating with timing and rations;
The adjustment for die-setting height is motorized and a digital indicator for die-setting height is equipped;
The crankshaft is arranged longitudinally, and the driving gears are submerged in the oil, as a result, the press machine has low noise and long service life;
The machine adopts pneumatic balance cylinders to balance the weight of slide and upper die, to ensure the press moving stably;
The electrical system is controlled by PLC, and main electrical components are famous brand’s, ensuring high reliability and good adaptability
Main Specifications
Serial number
|
Names |
Unit |
Specifications |
|
JL21-45A | JL21-63A | |||
1 |
Nominal capacity |
KN |
450 |
630 |
2 |
Nominal capacity stroke |
mm |
4 |
4 |
3 |
Stroke of slide |
mm |
11.5-110 |
12.5-120 |
4 |
Strokes |
SPM |
60-100 |
50-80 |
5 |
Max. permissible engaging number of clutch in intermittent strokes(per minute) |
SPM |
24 |
24 |
6 |
Max. Die set height |
mm |
290 |
300 |
7 |
Die height adjustment |
mm |
70 |
80 |
8 |
Size of table(FB x LR) |
mm |
450X800 |
500X850 |
9 |
Thickness of table |
mm |
80 |
90 |
10 |
Size of opening in table |
mm |
Φ110 |
Φ125 |
11 |
Bottom size of slide (FB x LR) |
mm |
300X500 |
350X600 |
12 |
Hole for punch shank (diameter x depth) |
mm |
Φ50X60 |
Φ50X60 |
13 |
Distance between uprights |
mm |
510 |
570 |
14 |
Overalldimensions (LRx FBx H) |
mm |
1000X1330X2650 |
1145X1550X2870 |
15 |
Main motor(power) |
KW |
5.5 |
7.5 |
16 |
Air pressure |
MPa |
0.5 |
0.5 |
17 |
Total weight (approximately) |
Kg |
4200 |
6200 |
Serial number
|
Names |
Unit |
Specifications |
|
JL21-100A | JL21-125 | |||
1 |
Nominal capacity |
KN |
1000 |
1250 |
2 |
Nominal capacity stroke |
mm |
5 |
5 |
3 |
Stroke of slide |
mm |
15-140 |
15-140 |
4 |
Strokes |
SPM |
45-65 |
42-60 |
5 |
Max. permissible engaging number of clutch in intermittent strokes(per minute) |
SPM |
24 |
24 |
6 |
Max. Die set height |
mm |
360 |
400 |
7 |
Die height adjustment |
mm |
90 |
90 |
8 |
Size of table(FB x LR) |
mm |
630X1000 |
630X1100 |
9 |
Thickness of table |
mm |
125 |
150 |
10 |
Size of opening in table |
mm |
Φ125 |
Φ140 |
11 |
Bottom size of slide (FB x LR) |
mm |
400X700 |
400X700 |
12 |
Hole for punch shank (diameter x depth) |
mm |
Φ60x80 |
Φ60x80 |
13 |
Distance between uprights |
mm |
570 |
600 |
14 |
Overalldimensions (LRx FBx H) |
mm |
1320X1760X3080 |
1400X1860X3150 |
15 |
Main motor(power) |
KW |
11 |
15 |
16 |
Air pressure |
MPa |
0.5 |
0.5 |
17 |
Total weight (approximately) |
Kg |
9200 |
10500 |
Main Components List
Dual solenoid Valve for clutch unit |
made by TACO(Japan) |
Overload Air Pump |
made by KINGAIR(Taiwan) |
Automatic grease pump |
made by Lube |
Programmable Logic Controller |
made by OMRON |
Main electrical components |
made by TELEMECANIQUE |
Main pneumatic components |
made by SMC(Japan) |
Main seal rings |
made in Taiwan |
Main speed-variable motor |
made in China |
Pneumatic clutch-brake |
made by OMPI (Italy) |
Photo Electric Protector(optional) |
made in China |
http://www.formapresses.com/