Language:  English |  Spanish |  Arabic

Hebei Sade Machine Manufacturing Co., Ltd Hebei Laien Wire Mesh Machine Manufacture

contact us 0086 17796919570
Hebei LaiEn Wire Mesh Mach ine Manufacturing Co.,Ltd
Tel/Fax:+86 0311 85833060
Mobile/WhatsApp: +86 17796919570
Perforated punch press machine HOME >> PRODUCT >>  Perforated punch press machine
Contact us

JF21 Series Pneumatic Open Back Press With Dry Clutch And Shearing Block Protector

1. Main Features

· 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.


2. Specifications



Model

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

1300×1050

1390×1125

1580×1210

1640×1280

×2050

×2050

×2315

×3320

×2700

Net Weight

kg

2200

2600

3450

5400

7000