JF21 series open back press with dry clutch and shearing block protector
The body of JF21 series press is welded with steel plate, so it is with good rigidity and stable precision. The crankshaft is placed vertically, so the structure is compact and the contour is beautiful. Using the combined pneumatic friction clutch and brake, so the engagement is smooth, the action is agile and the noise is low. The gear pair adopts the flooding system lubrication. The slide block is six-face rectangle with longer guide track whose face is bronze panel, so the guide precision is good. Adjust the die set height with motor in the presses over Model JKM-63. There set lifting balance cylinder onto the block over Model JF21-40 press, whose ring seals are imported ones, adopts PLC to control machine. The air pipeline is controlled by safety duplex valve. The press can be equipped with air cushion, automatic feed shaft and photoelectric protector, and can also be equipped with various automatic equipments, which conform to the safety standard of press.
Specification Type
Dec.
| JF21-25
| JF21-
40
| JF21-
63
| JF21-
80
| JF21-
110
| JF21-
125
| JF21-
160
| JF21-160B
| JF21-
200
| JF21-
200B
|
Rated force
| KN
| 250
| 400
| 6.30
| 800
| 1100
| 1250
| 1600
| 1600
| 2000
| 2000
|
Stroke under nominal force
| mm
| 3
| 4
| 4
| 5
| 6
| 6
| 6
| 6
| 6
| 6
|
Slide block force
| mm
| 80
| 100
| 120
| 140
| 160
| 160
| 160
| 160
| 180
| 200
|
Number
of stroke
| Fixed
| 1/min
| 100
| 80
| 70
| 60
| 50
| 50
| 40
| 40
| 35
| 35
|
Variable
(Optional)
| 90-120
| 70-90
| 60-80
| 50-70
| 40-60
| 40-60
| 35-50
| 35-50
| 30-40
| 30-40
|
Max. Die Set Height
| Mm
| 250
| 270
| 300
| 320
| 350
| 350
| 350
| 350
| 390
| 450
|
Die set height adjustment
| Mm
| 50
| 60
| 80
| 80
| 80
| 80
| 110
| 110
| 110
| 110
|
Distance from slide block centre to the frame
| Mm
| 210
| 230
| 300
| 300
| 350
| 350
| 380
| 380
| 390
| 390
|
Worktable Dimension(F.BxL.R)
| mm
| 400x700
| 440x810
| 580x900
| 580x1000
| 680x1150
| 680x1150
| 740x1300
| 740x1300
| 760x1400
| 760x1400
|
We, xuzhou doublerings machinery Co., Ltd, was set up in 2007 year, belong to XUZHOU DONGDA BOILER CO. Ltd., mainly take up group goods export and import and export trade, mainly business is BOILER and metal process machinery. We had found goods business relation with ETECH JSC in Vietnam and Fraser machinery Ltd in Canada. Our customer is over the world, such as Vietnam, Bendalesh, Srilank etc. Parts of our product had got CE certificate. We want to found good business relations with esteemed company and welcome to your visit us and our factory.
