Click to view the original image
Features: 1. Steel welded body, tempering treatment or VSR(Vibratory Stress Relief), high rigidity, accuracy and stability; 2. Vertical located crankshaft, compact structure; 3. The crankshaft undergoes grinding treatment after high frequency quenching; 4. Lengthened rectangular guideway with a surface of bronze plate; 5. Pneumatic dual balance cylinder, which balances the slide block and punch weight to reduce noise and impact; 6. PLC control and imported safety dual valve; 7. Dry clutch and hydraulic overload protector.ITEM UNIT JH21-25 JH21-45 JH21-60 JH21-80 JH21-125 JH21-160 JH21-200 JH21-250 JH21-315 JH21-400 Nomonal Capacity KN 250 450 600 800 1250 1600 2000 2500 3150 4000 Slide Stroke mm 80 120 140 160 180 200 250 250 250 270 Slide Strokes Times/min 60-100 50-80 45-70 40-60 35-50 30-45 25-45 20-30 20-30 20-30 Max. Die Height mm 250 270 300 320 350 400 450 500 500 550 Die Height Adjustment mm 50 60 70 80 90 100 110 120 120 120 Throat Depth mm 210 225 270 310 350 400 430 450 450 490 Distance Between Uprights mm 450 515 560 610 670 736 910 980 980 1050 Slide Bottom Size Forward - Rear mm 250 340 400 460 520 580 650 700 700 750 Left - Right mm 360 410 480 540 620 700 880 950 950 1020 Shank Hole Size Diameter mm 40 50 50 50 70 70 70 70 70 70 Depth mm 65 60 70 65 90 100 100 130 130 130 Bolster Size Forward - Rear mm 400 440 520 600 680 760 840 880 880 950 Left - Right mm 720 825 930 950 1100 1170 1390 1500 1540 1700 Thickness mm 80 110 130 140 155 165 180 190 190 210 Bed Opening Hole Diameter mm 150 150 150 150 160 180 200 200 200 200 Overall Dimensions Forward -Rear mm 1496 1585 1540 1765 2040 2305 2600 2660 2720 2850 Left - Right mm 945 1075 1200 1200 1320 1420 1540 1640 1680 1750 Height mm 2120 2391 2570 2725 3035 3215 3800 3865 3865 4150 Motor Power KW 3 5.5 5.5 7.5 11 15 18.5 22 30 37 Weight(approximate) kg 2450 3550 5150 6450 9550 13600 19200 23200 26600 31600
