Unimec TPR 14014 Trapezoidal Screw Jack
Unimec TPR 14014 Trapezoidal Screw Jack
Código: TPR 14014
Marca: Unimec
Materials
Material | Normative | Specification | Indications | |
---|---|---|---|---|
Worm | 16NiCr4 | EN 10084:2008 | Casehardening alloy steel | Casehardened and ground on teeth and holds |
Worn wheel | CuAl10Fe2-GZ | EN 1982:2008 | Alluminium bronze | Centrifuged |
Nut | CuAl10Fe2-GZ | EN 1982:2008 | Alluminium bronze | Centrifuged |
Threaded spindle | C45 | EN 10083-2:2006 | Carbon steel | Tr 140x14 (ISO 2901:2016) - Rolled or machined |
Carter | S235 J0 | EN 10025-2:2005 | Welded carbon steel | Completely machined on 6 faces |
Lubricant | Unimec Mark CA | Calcium based grease | 14 kg |
General features
Operating temperature [°C] | -10 °C / 80 °C |
---|---|
Static load (traction or compression) | 1200 kN |
Dynamic load (traction or compression) | 800 kN |
Maximum input speed | 1800 rpm |
Main gearbox weight | 550 kg |
Trapezoidal screw weight | 110 kg/m |
Anti-rotation torque at maximum load | 8100 Nm |
Maximum admissible static lateral loads | 20 kN |
Center-to-center diameter | 200 mm |
Maximum radial load on worm | 3 kN |
Standard working conditions | 25 °C - servizio 10% |
Specific features
Nominal ratios | ||
---|---|---|
1/12 | 1/36 | |
Real ratio | 1/12 | 1/36 |
Translation per worm revolution | 1,16 mm | 0,38 mm |
Efficiency | 16 % | 10 % |
Start-up efficiency | 10 % | 6 % |
Maximum linear speed | 1200 | 600 |
Torque at maximum load | 930 Nm | 500 Nm |
Worm screw maximum torque | 8200 Nm | 9800 Nm |
Idle torque | 7,2 Nm | 5 Nm |
Euler's law (safety factor =2; dynamic compression load)
Limit Load 1 (red) - 2 (blue) - 3 (green)
C = Load [kN]
L = Overall trapezoidal screw length [mm]
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_Eulero_14014.jpg)
![](https://www.unimec.eu/images/MAR-PROD/Eulero/max800_Eulero-1-TPR.jpg)
![](https://www.unimec.eu/images/MAR-PROD/Eulero/max800_Eulero-2-TPR.jpg)
![](https://www.unimec.eu/images/MAR-PROD/Eulero/max800_Eulero-3-TPR.jpg)
Power curves
The magenta zone indicates a potential heating risk. Working cycles must be carefully analized.
VR = Worm rotational speed [rpm]
VL = Spindle translation speed [mm/min]
P = Requested input power [kW]
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_14014-1_12.jpg)
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_14014-1_36.jpg)
Construction forms
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_TPR-14014-S.jpg)
Forma S
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_TPR-14014-B.jpg)
Forma B
![](https://www.unimec.eu/images/MAR-PROD/14014/max800_TPR-14014-D.jpg)
Forma D
Unimec Hojas de Datos
País e Idioma | Nombre del Archivo | Enlace de Descarga |
Unimec-EN_59050.pdf | Descargar | |
Unimec-DE_13807.pdf | Descargar | |
Unimec-IT_75906.pdf | Descargar | |
Unimec-CN_95426.pdf | Descargar |
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