JH21-25 ton stamping press punch machine

1,Steel welded body, tempering treatment, high rigidity, accuracy and stability.

• Cross located crankshaft, compact structure.

• 2,The crankshaft undergoes grinding treatment after high frequency quenching.

• 3,Lengthened rectangular guide-way with a surface of bronze plate.

• 4,Pneumatic dual balance cylinder, which balances the slide block and ounch weight to reduce noise and impact.

• 5,PLC control and imported safety dual valve.

• 6,Wet clutch and hydraulic overload protected pump.

• 7,Both auto grease lubrication system and manual thin oil lubrication system.

• 8,Both electrical and mechanical cam controller with encoder.

•  9,Motorized slide adjustment (60ton and bigger presses).

• Item		Code	Unit	JH21-25	JH21-45	JH21-60	JH21-80	JH21-100	JH21-125
  Nominal Capacity		Pe	kn	250	450	600	800	1000	1250
  Slide Stroke Length		S	mm	80	120	140	160	160	180
  Slide Strokes	Fixed		spm	100	80	70	60	55	50
  	Variable (optional)		spm	60-120	50-95	45-85	40-75	35-65	35-65
  Max. Die Shut Height		H2	mm	250	270	300	320	335	350
  Die Shut Height Adjustment		t	mm	50	60	70	80	90	90
  Throat Depth		C1	mm	210	225	270	310	330	350
  Distance Between Uprights		d1	mm	450	515	560	610	670	670
  Slide Bottom Size	FB	b	mm	250	340	400	460	520	520
  	LR	a	mm	360	410	480	540	620	620
  Shank Hole Size	Diameter	d	mm	40	50	50	50	70	70
  	Depth	I	mm	65	60	70	65	90	90
  Table Size	FB	D	mm	400	440	520	600	640	680
  	LR	C	mm	720	825	930	950	1060	1100
  	Thickness	H3	mm	80	110	130	140	145	155
  Table Hole Diameter		¢	mm	150	150	150	180	180	200
  Overall Specs	FB	A	mm	1500	1585	1540	1765	2000	2040
  	LR	B	mm	945	1075	1200	1200	1300	1320
  	Height	H	mm	2120	2390	2570	2725	3010	3035
  Motor Power			kw	3	5.5	5.5	7.5	7.5	11
  Weight (approximate)			kg	2450	3550	5150	6450	8650	9550

• Item		Code	Unit	JH21-160	JH21-200	JH21-250	JH21-315	JH21-400
  Nominal Capacity		Pe	kn	1600	2000	2500	3150	4000
  Slide Stroke Length		S	mm	200	220	220	220	250
  Slide Strokes	Fixed		spm	45	45	30	30	30
  	Variable (optional)		spm	30-55	30-55	20-35	20-35	20-35
  Max. Die Shut Height		H2	mm	400	450	500	500	550
  Die Shut Height Adjustment		t	mm	100	110	120	120	120
  Throat Depth		C1	mm	400	430	450	450	490
  Distance Between Uprights		d1	mm	736	910	980	980	1050
  Slide Bottom Size	FB	b	mm	580	650	700	700	750
  	LR	a	mm	700	880	950	950	1020
  Shank Hole Size	Diameter	d	mm	70	70	70	70	70
  	Depth	I	mm	100	100	130	130	130
  Table Size	FB	D	mm	760	840	880	880	950
  	LR	C	mm	1175	1390	1500	1540	1700
  	Thickness	H3	mm	165	180	190	190	210
  Table Hole Diameter		¢	mm	220	240	260	260	280
  Overall Dimension	FB	A	mm	2305	2600	2660	2720	2850
  	LR	B	mm	1420	1540	1640	1680	1750
  	Height	H	mm	3215	3800	3850	3850	4140
  Motor Power			kw	15	18.5	22	30	37
  Weight (approximate)			kg	13600	19200	23200	26600	29500