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Closed Type Single Point Forge Press Machine JH31 Series

The body of the forge press machine JH31 series narrow-table closed type single-point manufactured through adopting a monolithic box-type structure (a part of machine models adopts the four-pull level pre-light structure), has high rigidity.

The crankshaft in the type eccentric shaft has a strong bearing capacity and the wet-type clutch has a long service life. The slides block adopts the four-surface full-guideway with high guiding precision and good holding precision.

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Features

The die set height is adjusted mechanically and is displayed digitally. The die calibration is easy and rapid. The JH31-400/630/800 adopts the hydraulic overload protective device. The JH31-200-300 adopts the wedge-shaped iron die unlocking device.
The whole machine adopts a combination of PLC and pneumatic control mode and has three stroke specifications: continuous stroke, single stroke, and micro-motion.
The forge press machine can be provided with photo-electric protection so as to achieve security and reliability. Also can be provided with the automatic feeding device and uncoiling leveling device to achieve automated production. The complete machine has a compact structure, beautiful appearance, and reasonable layout.

Applications of Forge Press Machine

The forge press machine is suitable for the stamping and pressure setting process of various metal parts and is widely used in automobiles, motorcycles, daily hardware, instrumentation, gas appliances, and other industries.

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	Unit	JH31-300	JH31-400	JH31-630	JH31-800	JH31-1000	JH31-300B	JH31-400B	JH31-630B
Nominal capacity	kN	3000	4000	6300	8000	10000	3000	4000	6300
Rating Point A.B.D.C. (Above bottom dead center)	mm	5	5	6	6	6	5	5	6
Stroke length	mm	100	110	130	160	180	100	100	120
Strokes per minute	SPM	45	40	38	25 ～35	20 ～25	45	40	25～38
Max. die height	mm	380	400	420	500	600	360	450	550
Slide adjustment	mm	80	80	90	100	100	80	80	80
Bolster Area (LRFB)	mm	520×520	635×650	75×0750	1000×900	1300×1200	900×600	1000×850	1400×1300
Slide Bolster (LRFB)	mm	420×420	500×450	600×650	780×750	1100×1100	800×600	850×650	1250×1100
Distance between gibs	mm	430	520	620	830	1190	815	890	1290
Main motor	kW	15	15	30	45	55	15	15	55
Capacity of ejector	kN	125	200	200	300	300	—	—	—
Stroke length of ejector	mm	35	50	50	50	50	—	—	—
Pneumatic pressure	MPa	≥0.5	≥0.6	≥0.6	≥0.6	≥0.6	≥0.6	≥0.6	≥0.6
Side opening (FBHeight)	mm	200×320	260×400	560×420	600×400	600×600	300×250	400×400	800×400
Overall dimension (LWH)	mm	1700×1935×3300	1700×1790×3500	1900×2220×4100	2565×2955×4960	3190×3150×5800	1970×1890×3270	2110×2080×3530	2845×2750×4300
Total Weight (Approx)	kg	13000	16000	29000	48000	76000	17000	23000	47000

Bolster and Slide Bolster of JH-31-300-800

Note: size in () is the size of the T-shape groove of the slide block

Model	A	B	C	ΦD	ΦE	F	G	H	ΦI	J	K	L	M
JH31-300	520	520	290	150	45	536	420	250	50	22	22	18	38
JH31-400	635	650	365	1510	55	610	450	320	50	28(22)	28(22)	20(16)	46(37)
JH31-630	750	750	450	360	55	730	650	300	50	28(22)	28(24)	20(16)	46(37)
JH31-800	1000	900	600	350	70	780	750	200	50	28	28	20	46

Remarks: Specifications are subject to change without notice.

Widened Bolster and Slide Bolster of JH31-1000 and B Series

Model	A	B	C	E	ΦF	G	H	I	J	K	ΦL
JH31-800	1000	900	250	750	55	780	750	200	—	600	50
JH31-300B	900	600	300	600	50	916	600	300	—	600	50
JH31-400B	1000	850	200	600	55	900	650	200	—	600	50
JH31-630B	1400	1300	300	900	55	1250	1100	300	600	900	50