C Frame Crank Press | SEYI Machinery

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SN Series｜C Frame Crank Press

This is generally applicable for blanking, punching, bending and forming process on small single work of thin steel plate and progressive die parts, which can connect with single press, progressive die, mechanical arm or added with transfer system.

Model : SN1-25~250 / SN2-110~300

Catalogs

# Tandem Press Line

# Blanking Line

# Progressive Die

# Tonnage(kN) <3000

# Tonnage(kN) 3000~6500

# Stroke Length 300↓

# Bolster Area(L-R) 2500↓

# Bolster Area(L-R) 2500~3400

Description
Specifications

High torque, low noise wet clutch and brake.Rigid frame with less deflection.
High accuracy transmission gears and high rigidity crank ensure press long life and accuracy.
Forced Lubrication system with default monitor ensures the operation reliability.
User-friendly design and all-function electric control system provide high automation compatibility.

SI Unit
Imperial Unit

Model			SN1-25			SN1-35
Type			S	H	P	S	H	P
Capacity		kN	250			350
Stroke Length		mm	80	50	35	90	60	40
Strokes per Minute	Fixed Speed	SPM	90	110	140	80	100	130
	Variable Speed		70-110	80-140	80-180	60-95	70-130	80-170
Tonnage Rating Point		mm	3.2		2.3	3.2		2.3
Die Height		mm	230	200		250	220
Slide Adjustment		mm	50			50
Slide Area(LRxFB)		mm	330×250			380×300
Diameter of Shank Hole		mm	Φ38.1			Φ50.8
Bolster Area(LRxFB)		mm	700×320			780×400
Bolster Thickness		mm	85			100
Bolster Height		mm	800			800
Frame-Inside Distance		mm	388			486
Frame-Gap Distance		mm	170			210
P.T.O. Shaft Position		mm	351×983×383			403×1068×405
Main Motor	Fixed Speed	kWxP	3.7×4			3.7×4
	Variable Speed		3.7×4			3.7×4
Slide Adjustment Motor		kWxP	—			—
Foot Print		mm	720×1058			830×1125
Position of Anchor Bolts		mm	620×878			730×925
Floor Space Required		mm	875×1360			985×1425
Press Height		mm	2060			2185
Required Air Pressure		MPa	0.5			0.5
Die Cushion	Capacity	kN	22	—	—	22	—	—
	Stroke Length	mm	50	—	—	50	—	—
	Cushion Pad Area(LRxFB)	mm	295×210	—	—	295×210	—	—

Model			SN1-45			SN1-60
Type			S	H	P	S	H	P
Capacity		kN	450			600
Stroke Length		mm	110	70	45	130	80	50
Strokes per Minute	Fixed Speed	SPM	70	90	120	60	80	100
	Variable Speed		50-85	60-120	80-160	40-75	55-110	70-150
Tonnage Rating Point		mm	3.2		2.3	4		2.3
Die Height		mm	270	240		300	270
Slide Adjustment		mm	60			70
Slide Area(LRxFB)		mm	430×350			480×400
Diameter of Shank Hole		mm	Φ50.8			Φ50.8
Bolster Area(LRxFB)		mm	840×440			900×520
Bolster Thickness		mm	115			130
Bolster Height		mm	800			900
Frame-Inside Distance		mm	516			544
Frame-Gap Distance		mm	230			270
P.T.O. Shaft Position		mm	428×1158×437			450×1285×478
Main Motor	Fixed Speed	kWxP	3.7×4			5.5×4
	Variable Speed		3.7×4			5.5×4
Slide Adjustment Motor		kWxP	—			0.4x4
Foot Print		mm	890×1210			940×1315
Position of Anchor Bolts		mm	790×1010			840×1115
Floor Space Required		mm	1035×1510			1085×1620
Press Height		mm	2290			2540
Required Air Pressure		MPa	0.5			0.5
Die Cushion	Capacity	kN	35	—	—	35	—	—
	Stroke Length	mm	70	—	—	70	—	—
	Cushion Pad Area(LRxFB)	mm	340×234	—	—	340×234	—	—

Model			SN1-80			SN1-110
Type			S	H	P	S	H	P
Capacity		kN	800			1100
Stroke Length		mm	150	100	60	180	110	70
Strokes per Minute	Fixed Speed	SPM	60	80	100	50	70	90
	Variable Speed		40-75	50-100	65-140	35-65	45-90	60-125
Tonnage Rating Point		mm	5		3.2	5		3.2
Die Height		mm	330	300		350	320
Slide Adjustment		mm	80			90
Slide Area(LRxFB)		mm	560×460			650×520
Diameter of Shank Hole		mm	Φ50.8			Φ50.8
Bolster Area(LRxFB)		mm	1050×600			1150×680
Bolster Thickness		mm	140			155
Bolster Height		mm	900			900
Frame-Inside Distance		mm	614			670
Frame-Gap Distance		mm	310			350
P.T.O. Shaft Position		mm	507×1445×512			596×1630×614
Main Motor	Fixed Speed	kWxP	5.5×4			7.5×4
	Variable Speed		7.5×4			7.5x4	11x4
Slide Adjustment Motor		kWxP	0.4x4			0.4×4
Foot Print		mm	1050×1480			1160×1680
Position of Anchor Bolts		mm	950×1230			1060×1380
Floor Space Required		mm	1195×1785			1310×1985
Press Height		mm	2755			2990
Required Air Pressure		MPa	0.5			0.5
Die Cushion	Capacity	kN	60	—	—	80	—	—
	Stroke Length	mm	80	—	—	90	—	—
	Cushion Pad Area(LRxFB)	mm	410×260	—	—	480×300	—	—

Model			SN1-160			SN1-200
Type			S	H	P	S	H	P
Capacity		kN	1600			2000
Stroke Length		mm	200	130	80	220	150	90
Strokes per Minute	Fixed Speed	SPM	40	60	80	35	50	65
	Variable Speed		30-50	35-70	50-100	25-45	30-60	40-85
Tonnage Rating Point		mm	6		4	6		4
Die Height		mm	400	360		450	400
Slide Adjustment		mm	100			110
Slide Area(LRxFB)		mm	720×580			860×650
Diameter of Shank Hole		mm	Φ65			Φ65
Bolster Area(LRxFB)		mm	1250×760			1400×840
Bolster Thickness		mm	165			180
Bolster Height		mm	900			1000
Frame-Inside Distance		mm	730			900
Frame-Gap Distance		mm	390			430
P.T.O. Shaft Position		mm	646×1809×686			756×2067×726
Main Motor	Fixed Speed	kWxP	11×4			15×4
	Variable Speed		11×4	15×4		15×4
Slide Adjustment Motor		kWxP	0.7×4			0.7×4
Foot Print		mm	1300×1985			1480×2113
Position of Anchor Bolts		mm	1180×1655			1360×1753
Floor Space Required		mm	1510×2290			1690×2415
Press Height		mm	3270			3725
Required Air Pressure		MPa	0.5			0.5
Die Cushion	Capacity	kN	100	—	—	140	—	—
	Stroke Length	mm	100	—	—	110	—	—
	Cushion Pad Area(LRxFB)	mm	540×340	—	—	640×440	—	—

Model			SN1-250			SN1-300
Type			S	H	P	S	H	P
Capacity		kN	2500			3000
Stroke Length		mm	250	180	100	250	180	100
Strokes per Minute	Fixed Speed	SPM	30	45	55	30	45	55
	Variable Speed		22-40	30-50	30-70	20-40	25-50	30-70
Tonnage Rating Point		mm	6		4	6		4
Die Height		mm	450	400		500	400
Slide Adjustment		mm	120			120
Slide Area(LRxFB)		mm	960×720			1000×750
Diameter of Shank Hole		mm	Φ65			Φ65
Bolster Area(LRxFB)		mm	1500×900			1600×900
Bolster Thickness		mm	180			200
Bolster Height		mm	1000			1040
Frame-Inside Distance		mm	970			1010
Frame-Gap Distance		mm	460			460
P.T.O. Shaft Position		mm	796×2262×844			846×2468×920
Main Motor	Fixed Speed	kWxP	18.5×4			22×4
	Variable Speed		18.5×4			22×4
Slide Adjustment Motor		kWxP	0.7×4			1.5×4
Foot Print		mm	1560×2400			1660×2400
Position of Anchor Bolts		mm	1440×2000			1540×2000
Floor Space Required		mm	1770×2705			1986×2732
Press Height		mm	4005			4406
Required Air Pressure		MPa	0.5			0.5
Die Cushion	Capacity	kN	140	—	—	140	―	―
	Stroke Length	mm	120	—	—	120	―	―
	Cushion Pad Area(LRxFB)	mm	740×540	—	—	740×540	―	―

Model				SN2-110		SN2-160		SN2-200
Type				S	H	S	H	S	H
Capacity			kN	1100		1600		2000
Stroke Length			mm	180	110	200	130	230	150
Strokes per Minute	Fixed Speed		SPM	50	70	40	60	35	50
	Variable Speed			35~65	45~90	30~50	35~70	25~45	30~60
Tonnage Rating Point			mm	5		6		7
Die Height			mm	400	350	450	400	500	450
Slide Adjustment			mm	90		100		110
Slide Area(LRxFB)			mm	1430×520		1560×580		1850×650
Diameter of Shank Hole			mm	Φ51x3		Φ51x3		Φ51x3
Bolster Area(LRxFB)			mm	1880×680		2040×760		2420×840
Bolster Thickness			mm	150		160		170
Bolster Height			mm	900		950		1000
Frame-Inside Distance			mm	1470		1590		1930
Frame-Gap Distance			mm	350		390		430
P.T.O. Shaft Position			mm	1005×1685×615	1005×1600×615	1085×1855×660	1085×1770×660	1260×2107×710	1260×2017×710
Main Motor			kWxP	7.5×4	11×4	11×4	15×4	15×4
Slide Adjustment Motor			kWxP	0.7x4		1.5x4		1.5x4
Foot Print			mm	1960×1760	1960×1705	2170×2030	2170×1970	2520×2165	2520×2115
Position of Anchor Bolts			mm	1860×1410	1860×1355	2050×1590	2050×1530	2400×1725	2400×1675
Floor Space Required			mm	2190×1810	2190×1810	2375×2085	2375×2085	2725×2230	2725×2230
Press Height			mm	3110	3025	3380	3295	3760	3670
Required Air Pressure			MPa	0.5		0.5		0.5
Die Cushion		Capacity		60x2	—	80×2	—	100×2	—
		Stroke Length		95	—	110	—	130	—
		Cushion Pad Area(LRxFB)		480×340×2	—	560×370×2	—	700×450×2	—

Model				SN2-250		SN2-300
Type				S	H	S	H
Capacity			kN	2500		3000
Stroke Length			mm	250	180	280	180
Strokes per Minute		Fixed Speed	SPM	30	45	30	45
		Variable Speed		22~40	30~50	20~35	30~50
Tonnage Rating Point			mm	7		7
Die Height			mm	550	450	550	450
Slide Adjustment			mm	120		120
Slide Area(LRxFB)			mm	2100×700		2100×800
Diameter of Shank Hole			mm	Φ51x3		Φ51x3
Bolster Area(LRxFB)			mm	2700×920		2700×940
Bolster Thickness			mm	180		200
Bolster Height			mm	1100		1100
Frame-Inside Distance			mm	2190		2180
Frame-Gap Distance			mm	470		480
P.T.O. Shaft Position			mm	1405×2305×770	1405×2170×770	1420×2435×800	1420×2285×800
Main Motor			kWxP	22×4		22×4
Slide Adjustment Motor			kWxP	1.5x4		1.5x4
Foot Print			mm	2810×2470	2810×2395	2840×2570	2840×2470
Position of Anchor Bolts			mm	2690×1970	2690×1895	2720×2035	2720×1935
Floor Space Required			mm	3015×2530	3015×2530	3045×2600	3045×2600
Press Height			mm	4150	4015	4380	4230
Required Air Pressure			MPa	0.5		0.5
Die Cushion	Capacity			140×2	—	140×2	—
	Stroke Length			140	—	140	—
	Cushion Pad Area(LRxFB)			700×450×2	—	700×450×2	—

※ This specification is subject to change without notice.

Model			SN1-28			SN1-39
Type			S	H	P	S	H	P
Capacity		U.S. ton	28			39
Stroke Length		in	3.15	1.97	1.38	3.54	2.36	1.57
Strokes per Minute	Fixed Speed	SPM	90	110	140	80	100	130
	Variable Speed		70-110	80-140	80-180	60-105	70-140	80-180
Tonnage Rating Point		in	0.13		0.09	0.13		0.09
Die Height		in	9.06	7.87		9.84	8.66
Slide Adjustment		in	1.97			1.97
Slide Area(LRxFB)		in	12.99x9.84			14.96x11.81
Diameter of Shank Hole		in	Φ1.50			Φ2
Bolster Area(LRxFB)		in	27.56x12.60			30.71x15.75
Bolster Thickness		in	3.35			3.94
Bolster Height		in	31.50			31.50
Frame-Inside Distance		in	15.28			19.13
Frame-Gap Distance		in	6.69			8.27
P.T.O. Shaft Position		in	13.82x38.70x15.08			15.87x42.05x15.94
Main Motor	Fixed Speed	HPxP	5×4			5×4
	Variable Speed		5×4			5×4
Slide Adjustment Motor		HPxP	—			—
Foot Print		in	28.35x41.65			32.68x44.29
Position of Anchor Bolts		in	24.41x34.57			28.74x36.42
Floor Space Required		in	34.45x53.54			38.78x56.10
Press Height		in	81.10			86.02
Required Air Pressure		PSI	71			71
Die Cushion	Capacity	kN	2.42	—	—	2.42	—	—
	Stroke Length	mm	1.97	—	—	1.97	—	—
	Cushion Pad Area(LRxFB)	mm	11.61x8.27	—	—	11.61x8.27	—	—

Model			SN1-50			SN1-66
Type			S	H	P	S	H	P
Capacity		U.S. ton	50			66
Stroke Length		in	4.33	2.76	1.77	5.12	3.15	1.97
Strokes per Minute	Fixed Speed	SPM	70	90	120	60	80	100
	Variable Speed		50-85	60-120	80-160	40-85	55-110	70-150
Tonnage Rating Point		in	0.13		0.09	0.16		0.09
Die Height		in	10.63	9.45		11.81	10.63
Slide Adjustment		in	2.36			2.76
Slide Area(LRxFB)		in	16.93x13.78			18.90x15.75
Diameter of Shank Hole		in	Φ2			Φ2
Bolster Area(LRxFB)		in	33.07x17.32			35.43x20.47
Bolster Thickness		in	4.53			5.12
Bolster Height		in	31.50			35.43
Frame-Inside Distance		in	20.31			21.42
Frame-Gap Distance		in	9.06			10.63
P.T.O. Shaft Position		in	16.85x45.59x17.20			17.72x50.59x18.82
Main Motor	Fixed Speed	HPxP	5×4			7.5×4
	Variable Speed		5×4			7.5×4
Slide Adjustment Motor		HPxP	—			0.4x4
Foot Print		in	35.04x47.64			37.01x51.77
Position of Anchor Bolts		in	31.10x39.76			33.07x43.90
Floor Space Required		in	40.75x59.45			42.72x63.78
Press Height		in	90.16			100.00
Required Air Pressure		PSI	71			71
Die Cushion	Capacity	kN	3.85	—	—	3.85	—	—
	Stroke Length	mm	2.76	—	—	2.76	—	—
	Cushion Pad Area(LRxFB)	mm	13.39x9.21	—	—	13.39x9.21	—	—

Model			SN1-88			SN1-121
Type			S	H	P	S	H	P
Capacity		U.S. ton	88			121
Stroke Length		in	5.91	3.94	2.36	7.09	4.33	2.76
Strokes per Minute	Fixed Speed	SPM	60	80	100	50	70	90
	Variable Speed		40-85	50-100	65-150	35-75	45-100	60-135
Tonnage Rating Point		in	0.20		0.13	0.20		0.13
Die Height		in	12.99	11.81		13.78	12.60
Slide Adjustment		in	3.15			3.54
Slide Area(LRxFB)		in	22.05x18.11			25.59x20.47
Diameter of Shank Hole		in	Φ2			Φ2
Bolster Area(LRxFB)		in	41.34x23.62			45.28x26.77
Bolster Thickness		in	5.51			6.10
Bolster Height		in	35.43			35.43
Frame-Inside Distance		in	24.17			26.38
Frame-Gap Distance		in	12.20			13.78
P.T.O. Shaft Position		in	19.96x56.89x20.16			23.46x64.17x24.17
Main Motor	Fixed Speed	HPxP	7.5×4			10×4
	Variable Speed		10×4			10x4	15x4
Slide Adjustment Motor		HPxP	0.4x4			0.4×4
Foot Print		in	41.34x58.27			45.67x66.14
Position of Anchor Bolts		in	37.40x48.43			41.73x54.33
Floor Space Required		in	47.05x70.28			51.57x78.15
Press Height		in	108.46			117.72
Required Air Pressure		PSI	71			71
Die Cushion	Capacity	kN	6.60	—	—	8.80	—	—
	Stroke Length	mm	3.15	—	—	3.54	—	—
	Cushion Pad Area(LRxFB)	mm	16.14x10.24	—	—	18.90x11.81	—	—

Model			SN1-176			SN1-220
Type			S	H	P	S	H	P
Capacity		U.S. ton	176			220
Stroke Length		in	7.87	5.12	3.15	8.66	5.91	3.54
Strokes per Minute	Fixed Speed	SPM	40	60	80	35	50	65
	Variable Speed		30-50	35-70	50-100	25-55	30-70	40-95
Tonnage Rating Point		in	0.24		0.16	0.24		0.16
Die Height		in	15.75	14.17		17.72	15.75
Slide Adjustment		in	3.94			4.33
Slide Area(LRxFB)		in	28.35x22.83			33.86x25.59
Diameter of Shank Hole		in	Φ2.56			Φ2.56
Bolster Area(LRxFB)		in	49.21x29.92			55.12x33.07
Bolster Thickness		in	6.50			7.09
Bolster Height		in	35.43			39.37
Frame-Inside Distance		in	28.74			35.43
Frame-Gap Distance		in	15.35			16.93
P.T.O. Shaft Position		in	25.43x71.22x27.01			29.76x81.38x28.58
Main Motor	Fixed Speed	HPxP	15×4			20×4
	Variable Speed		15×4	20×4		20×4
Slide Adjustment Motor		HPxP	0.7×4			0.7×4
Foot Print		in	51.18x78.15			58.27x83.19
Position of Anchor Bolts		in	46.46x65.16			53.54x69.02
Floor Space Required		in	59.45x90.16			66.54x95.08
Press Height		in	128.74			146.65
Required Air Pressure		PSI	71			71
Die Cushion	Capacity	kN	11.00	—	—	15.40	—	—
	Stroke Length	mm	3.94	—	—	4.33	—	—
	Cushion Pad Area(LRxFB)	mm	21.26x13.39	—	—	25.20x17.32	—	—

Model			SN1-275			SN1-330
Type			S	H	P	S	H	P
Capacity		U.S. ton	275			330
Stroke Length		in	9.84	7.09	3.94	9.84	7.09
Strokes per Minute	Fixed Speed	SPM	30	45	55	30	45	55
	Variable Speed		22-50	30-60	30-80	20-40	25-50	30-70
Tonnage Rating Point		in	0.24		0.16	0.24		0.16
Die Height		in	17.72	15.75		19.69	15.75
Slide Adjustment		in	4.72			4.72
Slide Area(LRxFB)		in	37.80x28.35			39.37×29.53
Diameter of Shank Hole		in	Φ2.56			Φ2.56
Bolster Area(LRxFB)		in	59.06x35.43			1600×900
Bolster Thickness		in	7.09			7.87
Bolster Height		in	39.37			40.94
Frame-Inside Distance		in	38.19			39.76
Frame-Gap Distance		in	18.11			18.11
P.T.O. Shaft Position		in	31.34x89.06x33.23			33.31×97.17×36.22
Main Motor	Fixed Speed	HPxP	25×4			22×4
	Variable Speed		25×4			22×4
Slide Adjustment Motor		HPxP	0.7×4			1.5×4
Foot Print		in	61.42x94.49			65.35×94.49
Position of Anchor Bolts		in	56.69x78.74			60.63×78.74
Floor Space Required		in	69.69x106.50			78.19×107.56
Press Height		in	157.68			173.46
Required Air Pressure		PSI	71			71
Die Cushion	Capacity	kN	15.40	—	—	15.40	―	―
	Stroke Length	mm	4.72	—	—	4.72	―	―
	Cushion Pad Area(LRxFB)	mm	29.13x21.26	—	—	29.13×21.26	―	―

Model				SN2-121		SN2-176		SN2-220
Type				S	H	S	H	S	H
Capacity			U.S. ton	121		176		220
Stroke Length			in	7.09	4.33	7.87	5.12	9.06	5.91
Strokes per Minute	Fixed Speed		SPM	50	70	40	60	35	50
	Variable Speed			35~65	45~90	30~60	35~75	25~50	30~60
Tonnage Rating Point			in	0.20		0.24		0.28
Die Height			in	15.75	13.78	17.72	15.75	19.69	17.72
Slide Adjustment			in	3.54		3.94		4.33
Slide Area(LRxFB)			in	56.30x20.47		61.42x22.83		72.83x25.59
Diameter of Shank Hole			in	Φ2.01x3		Φ2.01x3		Φ2.01x3
Bolster Area(LRxFB)			in	74.02x26.77		80.31x29.92		95.28x33.07
Bolster Thickness			in	5.91		6.30		6.69
Bolster Height			in	35.43		37.40		39.37
Frame-Inside Distance			in	57.87		62.60		75.98
Frame-Gap Distance			in	13.78		15.35		16.93
P.T.O. Shaft Position			in	39.57x66.34x24.21	39.57x62.99x24.21	42.72x73.03x25.98	42.72x69.69x25.98	49.61x82.95x27.95	49.61x79.41x27.95
Main Motor			HPxP	10×4	15×4	15×4	20×4	20×4
Slide Adjustment Motor			HPxP	1x4		1x4		2x4
Foot Print			in	77.17x69.29	77.17x67.13	85.43x79.92	85.43x77.56	99.21x85.24	99.21x83.27
Position of Anchor Bolts			in	73.23x55.51	73.23x53.35	80.71x62.60	80.71x60.24	94.49x67.91	94.49x65.94
Floor Space Required			in	86.22x71.26	86.22x71.26	93.50x82.09	93.50x82.09	107.28x87.80	107.28x87.80
Press Height			in	122.44	119.09	133.07	129.72	148.03	144.49
Required Air Pressure			PSI	71		71		71
Die Cushion		Capacity		6.6x2	—	8.8×2	—	11×2	—
		Stroke Length		3.74	—	4.83	—	5.12	—
		Cushion Pad Area(LRxFB)		18.90x13.39x2	—	22.05x14.57x2	—	27.56x17.72x2	—

Model				SN2-275		SN2-330
Type				S	H	S	H
Capacity			U.S. ton	275		330
Stroke Length			in	9.84	7.09	11.02	7.09
Strokes per Minute		Fixed Speed	SPM	30	45	30	45
		Variable Speed		22~45	30~50	20~35	30~50
Tonnage Rating Point			in	0.28		0.28
Die Height			in	21.65	17.72	21.65	17.72
Slide Adjustment			in	4.72		4.72
Slide Area(LRxFB)			in	82.68x27.56		82.68x31.50
Diameter of Shank Hole			in	Φ2.01x3		Φ2.01x3
Bolster Area(LRxFB)			in	106.30x36.22		106.30x37.01
Bolster Thickness			in	7.09		7.87
Bolster Height			in	43.31		43.31
Frame-Inside Distance			in	86.22		85.83
Frame-Gap Distance			in	18.50		18.90
P.T.O. Shaft Position			in	55.31x90.75x30.31	55.31x85.43x30.31	55.91x95.87x31.50	55.91x89.96x31.50
Main Motor			HPxP	30×4		30×4
Slide Adjustment Motor			HPxP	2x4		2x4
Foot Print			in	110.63x97.24	110.63x94.29	111.81x101.18	111.81x97.24
Position of Anchor Bolts			in	105.91x77.56	105.91x74.61	107.09x80.12	107.09x76.18
Floor Space Required			in	118.70x99.61	118.70x99.61	119.88x102.36	119.88x102.36
Press Height			in	163.39	158.07	172.44	166.54
Required Air Pressure			PSI	71		71
Die Cushion	Capacity			15.4×2	—	15.4×2	—
	Stroke Length			5.51	—	5.51	—
	Cushion Pad Area(LRxFB)			27.56x17.72x2	—	27.56x17.72x2	—

※ This specification is subject to change without notice.