INKOMA SHG quick lifting screw jack is known for its dynamic performance and durability, making it a top choice for customers who need high efficiency and long service life. Available in four sizes, it covers a load range from 1.5 t to 9 t and is ideal for applications requiring high dynamic loading and extended duty cycles.
Features:
- Lifting Capacities: 15 kN to 90 kN
- Drive Speed: Input speeds up to 3000 rpm
- Screw Type: Self-locking trapezoidal screw (optional ball screw available)
- Lubrication: Separate lubrication circuits for better performance
- Machine screw with grease lubrication
- Bevel gears with oil-bath lubrication
- Bevel Gear Ratios: Available in 2:1 and 3:1 ratios
- Durability: Case-hardened and ground bevel gears and shafts
- Efficiency: Helical spiral tooth bevel gears provide high lifting speeds, excellent efficiency, and long service life
INKOMA SHG series offers a perfect combination of speed, durability, and dynamic performance, making it suitable for industries where high efficiency and frequent use are required.
| Size (SHG) | 15 | 25 | 50 | 90 | |
| Max. lifting capacity dynamic/static | [kN] | 15 | 25 | 50 | 90 |
| Max. tensile load dynamic/static | [kN] | 15 | 25 | 50 | 90 |
| Screw Tr | 24×5 | 35×8 | 40×7 | 60×9 | |
| Ratio N | 2:1 | ||||
| Lift per revolution for ratio N | [mm/per rev.] | 2.5 | 4 | 3.5 | 4.5 |
| Ratio L | 3:1 | ||||
| Lift per revolution for ratio L | [mm/per rev.] | 1.66 | 2.67 | 2.33 | 3 |
| Max. drive capacity2) at T = 20 °C Duty cycle (ED) 20 %/h |
[kW] | 1 | 1.5 | 2.4 | 8.9 |
| Max. drive capacity2) at T = 20 °C Duty cycle (ED) 10 %/h |
[kW] | 1.3 | 2.6 | 3.8 | 13 |
| Screw efciency rating | [%] | 41 | 43 | 37 | 33 |
| Screw torque at max.lifting power | [Nm] | 29.4 | 73.2 | 123.4 | 398.5 |
| Max.permitted drive-shaft torque | [Nm] | 50 | 125 | 175 | 1600 |
| Mass moment of inertia J Ratio N type 1 |
[kg cm2] | 1.058 | 6.63 | 22.44 | 181.28 |
| Mass moment of inertia J Ratio N type 2 |
[kg cm2] | 1.079 | 6.79 | 22.89 | 184.92 |
| Mass moment of inertia J Ratio L type 1 |
[kg cm2] | 0.677 | 3.6 | 7.248 | 123.79 |
| Mass moment of inertia J Ratio L type 2 |
[kg cm2] | 0.691 | 3.67 | 7.393 | 126.28 |
| Housing material | EN-GJL-250 | G-AlSi10Mg | EN-GJL-250 | ||
| Weight without stroke length and protection tube |
[kg] | 9 | 13.5 | 23 | 85 |
| Screw weight per 100 mm stroke | [kg] | 0.8 | 0.59 | 1.5 | 2.5 |
| Amount of lubricant in worm gear | [kg] | 0.15 | 0.9 | 0.6 | 3.5 |
