Bevel Gear Jacks

SIJIE bevel gear jacks are available in 2.5-ton to 50-ton static capacities and higher efficiency and greater speed than other mechanical screw jacks. As an added benefit, bevel gear jacks also act as bevel boxes, making them an ideal choice for multi-jack systems. The bevel gear jacks can offer up to four shafts and make it easier for mounting motors, limit switches, readout devices, and other accessories.

Grinding-grade spiral bevel gears
Right hand and left hand screws are available
Protective tube and bellows are available
Top plate, clevis end, thread end, plain end standard
SIJIE can customize to your specifications

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DETAILS

Bevel Gear Jacks Specifications

Model	SJSL-2.5T	SJSL-5T	SJSL-10T	SJSL-15T	SJSL-20T	SJSL-25T
Max. Static Load ( KN )	25	50	100	150	200	250
Lifting Screw ( mm )	Tr30x6	Tr40x7	Tr58x12	Tr58x12	Tr65x12	Tr90x16
Gear Ratio-H	1:1	1:1	1:1	1:1	1:1	1.5:1
Travel length ( mm ) per turn of worm shaft-H	6	7	12	12	12	10.7
Working Efficiency (%)-H	26	25	26	26	25	22
Gear Ratio-L	2:1	2:1	2:1	2:1	2:1	2.5:1
Travel length ( mm ) per turn of worm shaft-L	3	3.5	6	6	6	6.4
Working Efficiency (%)-H	26	25	26	26	25	22
Max. Permissible stroke ( mm )	1500	2000	2500	2500	3000	3500
Max. Stroke(mm) in Max. Compression load ( Unguided)	200	385	400	500	600	850
Max. Stroke(mm) in Max. Compression load ( guided)	400	770	800	1000	1200	1700
Max. Permissible torque(N.m) of worm shaft	H:92 L:46	H:232 L:116	H:730 L:365	H:1095 L:548	H:1528 L:764	H:2020 L:1212
Weight without stroke ( Kg )	42	78	112	112	148	265
Weight per 100mm screw and protective tube( Kg )	0.45	0.82	1.68	1.68	2.1	4.15

Screw Configuration & Mounting Orientation

Screw Top End


T: Top Plate	H: Clevis End	S: Thread End	R: Plain End	U: Forked Head	SH:Spherical Hinge

Bevel Gear Screw Jacks Rotation

Bevel Gear Screw Jacks Bearing mounting

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