Audited Supplier
JF21
General Punching Machine
Artificial
Automatic
Mechanical Drive
High Precision
Product Description
JF21series open back press with dry clutch and shearing block protector
Descriptions
--Welded body with steel plate and high intensity.
--Main motor is made by Siemens.
--Adopts combined pneumatic friction clutch and brake.
--Cluster gear adopts the flooding oil lubrication.
--Six-face rectangle lengthen guide.
--Rigid pressing down style overload protector.
--JF21-25/25B/45 adopts manual shut height adjustment, among these types JF21-25/45 adopts scale display and JF21-25B with digital display.
--JF21-63 and above type adopts electric shut height adjustment with digital display.
--JF21-45 can equip with die set height adjustment motor, the value will be displayed by digital.
--JF21-25B, JF21-45 and above type equipped with lifting balance cylinder.
--Duplex valves imported.
--Adopt grease lubrication system.
--Balancing cylinder adopts manual lubrication system.
--Controlled by PLC with international brand.
--Buttons, indicators, AC contactors, air circuit breakers and other controlling devices are imported from international brand.
--Equipped with optional air cushion device, automatic feed shaft and photoelectric protector, which can used to work with various automatic equipments.
Main Specification
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.
Descriptions
--Welded body with steel plate and high intensity.
--Main motor is made by Siemens.
--Adopts combined pneumatic friction clutch and brake.
--Cluster gear adopts the flooding oil lubrication.
--Six-face rectangle lengthen guide.
--Rigid pressing down style overload protector.
--JF21-25/25B/45 adopts manual shut height adjustment, among these types JF21-25/45 adopts scale display and JF21-25B with digital display.
--JF21-63 and above type adopts electric shut height adjustment with digital display.
--JF21-45 can equip with die set height adjustment motor, the value will be displayed by digital.
--JF21-25B, JF21-45 and above type equipped with lifting balance cylinder.
--Duplex valves imported.
--Adopt grease lubrication system.
--Balancing cylinder adopts manual lubrication system.
--Controlled by PLC with international brand.
--Buttons, indicators, AC contactors, air circuit breakers and other controlling devices are imported from international brand.
--Equipped with optional air cushion device, automatic feed shaft and photoelectric protector, which can used to work with various automatic equipments.
Main Specification
| JF21-25B | JF21-25 | JF21--45 | JF21-63 | JF21-80 | |||
| Capacity | kN | 250 | 250 | 450 | 630 | 800 | |
| Nominal Stroke | mm | 3 | 3 | 4 | 4 | 5 | |
| Slide Stroke | mm | 60 | 80 | 100 | 120 | 140 | |
| SPM | Fixed | min -1 | 100 | 100 | 80 | 70 | 60 |
| Variable | 80-120 | 80-120 | 70-90 | 60-80 | 50-70 | ||
| Max. Die Height | mm | 200 | 250 | 270 | 300 | 320 | |
| Die Height Adjustment | mm | 50 | 50 | 60 | 80 | 80 | |
| Between Slide Center & Frame | mm | 160 | 210 | 230 | 300 | 300 | |
| Bolster (FB × LR) | mm | 300×680 | 400×700 | 440×810 | 580×900 | 580×1000 | |
| Bolster Opening (Up Hole Dia. × Dpth × Low Hole Dia.) | mm | 130×260 | φ170×20×φ150 | φ180×30×φ160 | φ200×40×φ180 | φ200×40×φ180 | |
| Bolster Thickness | mm | 70 | 80 | 110 | 110 | 120 | |
| Bolster Opening (Dia./ FB × LR) | mm | 200 | 260 | 300 | 390 | 390 | |
| 270 | 250 | 300 | 460 | 520 | |||
| Slide Area (FB × LR) | mm | 270 | 250 | 340 | 400 | 420 | |
| 330 | 360 | 410 | 480 | 560 | |||
| Shank Hole (Dia. × Dpth) | mm | φ40 | φ40 | φ40 | φ50 | φ50 | |
| 60 | 60 | 60 | 80 | 80 | |||
| Between Columns | mm | 448 | 450 | 550 | 560 | 640 | |
| Main Motor Power | kW | 3 | 3 | 5.5 | 5.5 | 7.5 | |
| Outline Size (FB × LR × H) | mm | 1150×1050×2050 | 1300×1050×2050 | 1390×1125×2315 | 1580×1210×3320 | 1640×1280×2700 | |
| Net Weight | kg | 2200 | 2600 | 3450 | 5400 | 7000 | |
| JF21-110 | JF21-125 | JF21-160B | JF21-200 | JF21-200B | |||
| Capacity | kN | 1100 | 1250 | 1600 | 2000 | 2000 | |
| Nominal Stroke | mm | 6 | 6 | 6 | 6 | 6 | |
| Slide Stroke | mm | 160 | 160 | 160 | 180 | 200 | |
SPM | Fixed | min -1 | 50 | 50 | 40 | 35 | 35 |
Variable | 40-60 | 40-60 | 35-50 | 30-40 | 30-40 | ||
| Max. Die Height | mm | 350 | 350 | 350 | 390 | 450 | |
| Die Height Adjustment | mm | 80 | 80 | 110 | 110 | 110 | |
| Between Slide Center & Frame | mm | 350 | 350 | 380 | 390 | 390 | |
Bolster (FB × LR) | mm | 680×1150 | 680×1150 | 740×1300 | 760×1400 | 760×1400 | |
Bolster Opening (Up Hole Dia. × Dpth × Low Hole Dia.) | mm | φ260×50×φ220 | φ260×50×φ220 | φ300×50×φ260 | φ300×50×φ260 | φ300×50×φ260 | |
Bolster Thickness | mm | 140 | 140 | 150 | 160 | 160 | |
Bolster Opening (Dia./ FB × LR) | mm | 420 | 420 | 480 | φ470 | φ470 | |
| 540 | 540 | 600 | |||||
| Slide Area (FB × LR) | mm | 500 | 540 | 580 | 600 | 600 | |
| 650 | 680 | 770 | 800 | 800 | |||
| Shank Hole (Dia. × Dpth) | mm | φ60 | φ60 | φ65 | φ65 | φ65 | |
| 80 | 80 | 85 | 90 | 90 | |||
Between Columns | mm | 760 | 760 | 850 | 870 | 870 | |
Main Motor Power | kW | 11 | 11 | 15 | 18.5 | 18.5 | |
Outline Size (FB × LR × H) | mm | 1850×1450×3060 | 1850×1490×3060 | 2230×1630×3210 | 2500×1580×3320 | 2500×1580×3420 | |
Net Weight | kg | 9340 | 9880 | 14420 | 17000 | 17350 | |
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.
