Project Description
Cubic Lifting Jack
All housings of this cubic screw jack have a cubic form and are machined on all faces. Motor and jack actuator assemblies can be installed in any position. The payloads from 1 kN to 1000 kN. A total of 12 sizes are available.
- 2.5 ton mini cubic screw jack is available, compact design
- Translating(traveling screw) and rotating (traveling nut) configurations
- Electric Driven and Manual Operated both are available
- Trapezoidal spindle (self-locking) and Ball Screw spindle (high efficiency) version
- Design option: Standard, Anti-rotation, Anti-backlash or Safety nut
- Standard and custom end fittings, mounting options, and drive shaft
- Cubic metric screw jacks type: fully metric mounting hole locations, diameters, and fasteners.
- Sijie can customize to your specifications
2.5KN~80KN Cubic Electric Screw Jack Spec( Acme screw)
| Model | SJC2.5 | SJC5 | SJC10 | SJC20 | SJC50 | SJC80 | |
| Maximum Load (KN) | 2.5 | 5 | 10 | 20 | 50 | 80 | |
| Screw Diameter and Screw Pitch (mm) | Tr14×4 | Tr18×4 | Tr20×4 | Tr30×6 | Tr40×7 | Tr50×8 | |
| Gear Ratio | H | 4 | 4 | 4 | 6 | 7 | 8 |
| L | 16 | 16 | 16 | 24 | 28 | 32 | |
| Starting Efficiency | H | 0.24 | 0.24 | 0.25 | 0.19 | 0.18 | 0.17 |
| L | 0.16 | 0.16 | 0.16 | 0.12 | 0.11 | 0.1 | |
| Working Efficiency at 1500 rpm | H | 0.34 | 0.34 | 0.35 | 0.33 | 0.32 | 0.31 |
| L | 0.16 | 0.25 | 0.25 | 0.24 | 0.23 | 0.22 | |
| Permissible max. Power ( KW ) | H | 0.25 | 0.3 | 0.57 | 1.14 | 2.2 | 2.5 |
| L | 0.18 | 0.15 | 0.27 | 0.55 | 1.1 | 1.5 | |
| Full load starting torque ( N.m) | H | 3.2 | 4.2 | 8 | 18 | 48.5 | 75 |
| L | 1.5 | 1.5 | 3.1 | 6.7 | 20 | 30 | |
| Torque ( N.m ) without load | H | 0.068 | 0.11 | 0.29 | 0.4 | 0.84 | 1.85 |
| L | 0.05 | 0.09 | 0.18 | 0.29 | 0.59 | 1.12 | |
| Housing Material | Aluminum | Spheroidal graphite iron | Spheroidal graphite iron | ||||
| Weight without stroke (Kg) | 1.2 | 3.2 | 5 | 8.5 | 21.5 | 36 | |
| Weight per 100mm screw | 0.2 | 0.36 | 0.5 | 0.75 | 1.52 | 2.44 | |
| and protective tube(Kg) | |||||||
100KN~1000KN Cubic Electric Screw Jack Spec( Acme screw)
| Model | SJC100 | SJC200 | SJC300 | SJC450 | SJC700 | SJC1000 | |
| Maximum Load (KN) | 100 | 200 | 300 | 450 | 700 | 1000 | |
| Screw Diameter and Screw Pitch (mm) | Tr60×9 | Tr80×12 | Tr100×16 | Tr120×16 | Tr140×20 | Tr160×20 | |
| Gear Ratio | H | 8 | 8.75 | 10.25 | 10.75 | 13.33 | 13.33 |
| L | 32 | 35 | 41 | 43 | 40 | 40 | |
| Starting Efficiency | H | 0.18 | 0.17 | 0.18 | 0.16 | 0.16 | 0.15 |
| L | 0.11 | 0.11 | 0.12 | 0.1 | 0.11 | 0.1 | |
| Working Efficiency at 1500 rpm | H | 0 0.33 | 0.33 | 0.33 | 0.3 | 0.31 | 0.29 |
| L | 0.23 | 0.22 | 0.23 | 0.2 | 0.21 | 0.19 | |
| Permissible max. Power ( KW ) | H | 3 | 4 | 7 | 11.5 | 18.5 | 22 |
| L | 2.2 | 3.5 | 5.5 | 5.5 | 7.5 | 9.5 | |
| Full load starting torque ( N.m) | H | 100 | 265 | 460 | 675 | 1050 | 1620 |
| L | 41 | 106 | 180 | 275 | 510 | 820 | |
| Torque ( N.m ) without load | H | 2.1 | 2.8 | 3.8 | 5.5 | 8.5 | 11 |
| L | 1.4 | 2.1 | 3.1 | 4.5 | 5.5 | 7.5 | |
| Housing Material | Spheroidal graphite iron | ||||||
| Weight without stroke (Kg) | 58 | 75 | 110 | 200 | 400 | 800 | |
| Weight per 100mm screw | 3.02 | 4.5 | 6.8 | 9 | 12.5 | 16.5 | |
| and protective tube(Kg) | |||||||
10KN~50KN Cubic Electric Screw Jack Spec(ball screw)
| Model | SJD10 | SJD11 | SJD12 | SJD20 | SJD21 | SJD22 | SJD50 | SJD51 | |
| Maximum Load (KN) | 10 | 12 | 7 | 18 | 24 | 19 | 50 | 39 | |
| Outer Diameter of screw (mm) | 20 | 20 | 20 | 32 | 32 | 32 | 40 | 40 | |
| Screw Lead (mm) | 5 | 10 | 20 | 5 | 10 | 20 | 10 | 20 | |
| Gear Ratio | H | 1/4 | 1/4 | 1/4 | 1/6 | 1/6 | 1/6 | 1/7 | 1/7 |
| L | 1/16 | 1/16 | 1/16 | 1/24 | 1/24 | 1/24 | 1/28 | 1/28 | |
| Starting Efficiency | H | 0.35 | 0.35 | 0.35 | 0.32 | 0.32 | 0.32 | 0.33 | 0.33 |
| L | 0.22 | 0.22 | 0.22 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | |
| Efficiency at 1500rpm | H | 0.59 | 0.59 | 0.59 | 0.58 | 0.58 | 0.58 | 0.59 | 0.59 |
| L | 0.42 | 0.42 | 0.42 | 0.39 | 0.39 | 0.39 | 0.39 | 0.39 | |
| Permissible max. Power ( KW ) | H | 0.57 | 0.57 | 0.57 | 1.14 | 1.14 | 1.14 | 2.2 | 2.2 |
| L | 0.27 | 0.27 | 0.27 | 0.55 | 0.55 | 0.55 | 1.1 | 1.1 | |
| Full load Torque ( N.m ) | H | 5.6 | 13.4 | 15.6 | 7.4 | 18.9 | 31.5 | 35.5 | 51.4 |
| L | 2.2 | 5.3 | 6.2 | 2.9 | 7.9 | 12.6 | 14.2 | 22.2 | |
| No-load Torque ( N.m ) | H | 0.29 | 0.29 | 0.29 | 0.4 | 0.40 | 0.40 | 0.84 | 0.84 |
| L | 0.18 | 0.18 | 0.18 | 0.29 | 0.29 | 0.29 | 0.59 | 0.59 | |
| Screw travel length (mm) per turn of worm shaft | H | 1.25 | 2.5 | 5.0 | 0.83 | 1.67 | 3.34 | 1.43 | 2.86 |
| L | 0.31 | 0.62 | 1.24 | 0.21 | 0.42 | 0.84 | 0.36 | 0.72 | |
| Housing Material | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | |
| Weight without stroke (Kg) | 6 | 6 | 6 | 9.5 | 9.5 | 10 | 24 | 24 | |
| Weight per 100mm screw and protective tube(Kg) | 0.5 | 0.5 | 0.5 | 0.8 | 0.8 | 0.8 | 0.5 | 0.5 | |
80KN~300KN Cubic Electric Screw Jack Spec(ball screw)
| Model | SJD80 | SJD81 | SJD100 | SJD101 | SJD200 | SJD201 | SJD300 | ||
| Maximum Load (KN) | 60 | 57 | 67 | 110 | 73 | 130 | 150 | ||
| Outer Diameter of screw (mm) | 50 | 50 | 63 | 63 | 80 | 80 | 100 | ||
| Screw Lead (mm) | 10 | 20 | 10 | 20 | 10 | 20 | 20 | ||
| Gear Ratio | H | 1/8 | 1/8 | 1/8 | 1/8 | 1/8.75 | 1/8.75 | 1/1025 | |
| L | 1/32 | 1/32 | 1/32 | 1/32 | 1/35 | 1/35 | 1/41 | ||
| Starting Efficiency | H | 0.32 | 0.33 | 0.32 | 0.34 | 0.31 | 0.31 | 0.30 | |
| L | 0.20 | 0.20 | 0.24 | 0.21 | 0.18 | 0.18 | 0.18 | ||
| Efficiency at 1500rpm | H | 0.58 | 0.58 | 0.58 | 0.58 | 0.55 | 0.55 | 0.53 | |
| L | 0.39 | 0.39 | 0.39 | 0.39 | 0.35 | 0.35 | 0.35 | ||
| Permissible max. Power ( KW ) | H | 2.5 | 2.5 | 3 | 3 | 4 | 4 | 7 | |
| L | 1.5 | 1.5 | 2.2 | 2.2 | 3.5 | 3.5 | 5.5 | ||
| Full load Torque ( N.m ) | H | 37.3 | 70.9 | 41.7 | 136.8 | 41.5 | 113.7 | 155.4 | |
| L | 14.9 | 28.4 | 16.7 | 54.7 | 16.6 | 22.7 | 58.3 | ||
| No-load Torque ( N.m ) | H | 1.52 | 1.52 | 2.1 | 54.7 | 2.8 | 2.8 | 3.8 | |
| L | 1.12 | 1.12 | 1.4 | 2.1 | 2.1 | 2.1 | 3.1 | ||
| Screw travel length (mm) per turn of worm shaft | H | 1.25 | 2.5 | 1.25 | 2.5 | 1.14 | 2.28 | 1.95 | |
| L | 0.31 | 0.62 | 0.31 | 0.62 | 0.29 | 0.58 | 0.488 | ||
| Housing Material | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | Ductile iron | ||
| Weight without stroke (Kg) | 38 | 40 | 62 | 64 | 78 | 80 | 125 | ||
| Weight per 100mm screw and protective tube(Kg) | 2.5 | 2.5 | 3.2 | 3.2 | 4.6 | 4.6 | 7.3 | ||
SJC Series Cubic Lifing Jack Ordering Information
SJC300 – US – T – C – 1/41 – 300 – P
1 2 3 4 5 6 7
1: Cubic Screw Jack Model
2: Screw Configuration & Mounting Orientation
US: Upright translating screw UK: Upright keyed screw UR: Upright rotating screw
IS: Inverted translating screw IK: Inverted keyed screw IR: Inverted rotating screw
Note: US, IS (Screw rotation, do axial motion) UK, IK (Screw anti-rotation, do axial motion)
UR,IR(Screw fixed rotation, traveling nut do axial motion)
3: Screw Top End
4: Worm Shaft Input Types
A: left side worm shaft input.
B: right side worm shaft input.
C: double worm shaft input.
M1: left side motor flange direct input.
M2: right side motor flange direct input.
M3: left side motor flange direct input, right side worm shaft input.
M4: right side motor flange direct input, left side worm shaft input.
5: Gear Ratio
6: Travel Stroke
7: Accessories
N: Standard Jack, No additional accessories
P: Protective Tube
R: Dust Cover
Y: Hand Wheel
Other accessories,please check below picture
Sijie Indutrial has been supplied machine scew jacks, worm gear jack, ball screw jack, cubic screw jack, high speed bevel gear jack, lifting system and necessories since 2008. This cubic lifting jack is our best selling type in Europe, the superior quality and great performance allow it to replace ZIMM, UNIMEC, POWER JACK etc. Here is our advanges.
- Has the unique ability to provide complete system lifting solutions with 3D models.
- Providing “turn key” solutions with the optimal balance of performance, life, and cost.
- Wide application experience in diverse industries including transportation, packaging, factory automation, material handling, printing, automotive, machine tool, paper, steel, food and beverage etc.
You can trust us on high quality, on-time delivery, controlled costs and reduced risk. Let us help you.
