JH21 Series Open Front Fixed Bed Press With Hydraulic Overload Protector
Product Features
▸High-strength welded steel frame with excellent rigidity.
▸Main motor supplied by SIEMENS.
▸Dry pneumatic friction clutch and brake.
▸Gear transmission with oil-bath lubrication.
▸Six-face rectangular extended slide guide; JH21-315B and JH21-400B use an eight-face extended guide.
▸Hydraulic overload protector.
▸JH21-16 to JH21-45 use manual die-height adjustment with scale display.
▸JH21-63 and larger models use electric die-height adjustment with digital display.
▸Electric die-height adjustment with digital display is optional for JH21-45.
▸Lifting balance cylinder, except for JH21-16.
▸Imported dual solenoid valve.
▸Electric forced grease lubrication system.
▸Manual lubrication for the balance cylinder.
▸One set of blowing device included.
▸Integrated control panel with electric cam.
▸PLC control from an internationally recognized brand.
▸Internationally branded push buttons, switches and air circuit breakers.
▸Optional: wet clutch, air cushion, automatic feed shaft device, light curtain, slide knockout device and automation equipment.
Specifications
| Specification | Unit | JH21-16 | JH21-25 | JH21-45 | JH21-63 | JH21-80 | JH21-100 | JH21-125 | JH21-160B | JH21-200B | JH21-250B | JH21-315 | JH21-315B | JH21-400 | JH21-400B |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal force | kN | 160 | 250 | 450 | 630 | 800 | 1100 | 1250 | 1600 | 2000 | 2500 | 3150 | 3150 | 4000 | 4000 |
| Nominal stroke | mm | 2 | 3 | 4 | 4 | 5 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 10 | 10 |
| Slide stroke | mm | 60 | 80 | 100 | 120 | 140 | 160 | 160 | 160 | 200 | 250 | 200 | 250 | 200 | 250 |
| SPM – Fixed | min⁻¹ | 135 | 100 | 80 | 70 | 60 | 50 | 50 | 45 | 40 | 30 | 30 | 30 | 25 | 25 |
| SPM – Variable (Optional) |
min⁻¹ | 120-150 | 80-120 | 40-90 | 35-80 | 50-70 | 30-60 | 30-60 | 25-50 | 25-50 | 20-40 | 25-40 | 25-40 | 20-30 | 20-30 |
| Max die height | mm | 220 | 250 | 270 | 300 | 320 | 350 | 350 | 350 | 450 | 500 | 430 | 550 | 430 | 550 |
| Die height adjustment | mm | 30 | 50 | 60 | 80 | 80 | 80 | 80 | 110 | 110 | 120 | 120 | 120 | 120 | 120 |
| Between slide center and frame | mm | 160 | 210 | 230 | 300 | 300 | 350 | 350 | 380 | 390 | 420 | 420 | 460 | 420 | 490 |
| Bolster area (F · B × L · R) |
mm | 310×700 | 400×700 | 440×810 | 580×900 | 580×1000 | 680×1150 | 680×1150 | 740×1300 | 760×1400 | 800×1400 | 800×1400 | 880×1650 | 800×1500 | 940×1800 |
| Bolster thickness | mm | 65 | 80 | 110 | 110 | 120 | 140 | 140 | 150 | 160 | 170 | 170 | 200 | 180 | 200 |
| Bed opening (Dia / F · B × L · R) |
mm | 200×300 | 260×250 | 300×300 | 390×460 | 390×520 | 420×540 | 420×540 | 480×600 | 480×600 | 370×570 | 440×580 | 440×580 | 440×580 | 440×580 |
| Slide area (F · B × L · R) |
mm | 250×320 | 300×360 | 340×410 | 400×480 | 420×560 | 500×650 | 540×680 | 580×770 | 600×800 | 650×850 | 650×850 | 700×1000 | 690×900 | 720×1200 |
| Shank hole (Dia × Depth) |
mm | Φ40×60 | Φ40×60 | Φ40×60 | Φ50×80 | Φ50×80 | Φ60×80 | Φ60×80 | Φ65×90 | Φ65×90 | Φ70×90 | Φ70×90 | Φ70×90 | Φ70×90 | Φ70×90 |
| Between columns | mm | 460 | 450 | 550 | 560 | 640 | 760 | 760 | 850 | 870 | 960 | 920 | 920 | 960 | 960 |
| Main motor power | kW | 3 | 3 | 5.5 | 5.5 | 7.5 | 11 | 11 | 15 | 18.5 | 22 | 30 | 30 | 37 | 37 |
| Air cushion (Option) Eject force × Stroke |
kN × mm | / | / | 30×70 | 40×70 | 40×70 | 60×70 | 60×70 | 100×90 | 100×90 | 160×90 | 160×90 | 160×90 | 160×90 | 160×90 |
| Outline dimension (F · B × L · R × H) |
mm | 1500×1040×2000 | 1300×1025×2150 | 1390×1125×2275 | 1580×1205×2580 | 1640×1290×2800 | 1850×1450×3060 | 1850×1490×3060 | 2230×1630×3210 | 2230×1650×3520 | 2800×1730×4115 | 2800×1730×3710 | 2920×1790×4550 | 3140×1800×3970 | 3170×1880×4650 |
PRODUCT:
JH21 Series Open Front Fixed Bed Press With Hydraulic Overload Protector
