Unimec Trapezoidal Screw Jacks Size 183 Model TPR Render
Unimec Trapezoidal Screw Jacks Size 183 Model TPR Render
Codice: Trapezoidal Screw Jacks Size 183 Model TPR
Marchio: Unimec
Materials
| Material | Normative | Specification | Indications | |
|---|---|---|---|---|
| Worm | 16NiCr4 | EN 10084:2008 | Casehardening alloy steel | Casehardened and ground on teeth and holds |
| Worn wheel | CuAl10Fe2-GM | EN 1982:2008 | Alluminium bronze | Chill molded |
| Nut | CuAl10Fe2-GM | EN 1982:2008 | Alluminium bronze | Chill molded |
| Threaded spindle | C45 | EN 10083-2:2006 | Carbon steel | Tr 18x3 (ISO 2901:2016) - Rolled or machined |
| Carter | AlSi12 | EN 1706:2010 | Aluminium alloy | Completely machined on 6 faces |
| Lubricant | Total Multis MS2 | Calcium based grease | 60 g |
General features
| Operating temperature [°C] | -10 °C / 80 °C |
|---|---|
| Static load (traction or compression) | 10 kN |
| Dynamic load (traction or compression) | 5 kN |
| Maximum input speed | 1800 rpm |
| Main gearbox weight | 1,8 kg |
| Trapezoidal screw weight | 1,6 kg/m |
| Anti-rotation torque at maximum load | 7 Nm |
| Maximum admissible static lateral loads | 0 N |
| Center-to-center diameter | 30 mm |
| Maximum radial load on worm | 100 N |
| Standard working conditions | 25 °C - servizio 10% |
Specific features
| Nominal ratios | ||
|---|---|---|
| 1/5 | 1/20 | |
| Real ratio | 1/5 | 1/20 |
| Translation per worm revolution | 0,6 mm | 0,15 mm |
| Efficiency | 29 % | 24 % |
| Start-up efficiency | 20 % | 17 % |
| Maximum linear speed | 1080 | 270 |
| Torque at maximum load | 1,7 Nm | 0,6 Nm |
| Worm screw maximum torque | 23 Nm | 23 Nm |
| Idle torque | 0,1 Nm | 0,08 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]
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]
Construction forms
Forma S
Forma B
Forma D
Unimec Datasheet
| Paese e lingua | Nome del file | Link di download |
 United States (English) |
Unimec-EN_59050.pdf | Download |
 Deutschland (Deutsch) |
Unimec-DE_13807.pdf | Download |
 Italy (Italiano) |
Unimec-IT_75906.pdf | Download |
 中国（简体 |
Unimec-CN_95426.pdf | Download |
Richiedi un preventivo