Unimec Trapezoidal Screw Jacks Model TPR 559 Render
Unimec Trapezoidal Screw Jacks Model TPR 559 Render
代码: Trapezoidal Screw Jacks Model TPR 559 Render
品牌: 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 55x9 (ISO 2901:2016) - Rolled or machined |
| Carter | GJL 250 | EN 1561:2011 | Grey cast iron | Completely machined on 6 faces |
| Lubricant | Unimec Mark CA | Calcium based grease | 1 kg |
General features
| Operating temperature [°C] | -10 °C / 80 °C |
|---|---|
| Static load (traction or compression) | 150 kN |
| Dynamic load (traction or compression) | 100 kN |
| Maximum input speed | 1800 rpm |
| Main gearbox weight | 34 kg |
| Trapezoidal screw weight | 18 kg/m |
| Anti-rotation torque at maximum load | 446 Nm |
| Maximum admissible static lateral loads | 1 kN |
| Center-to-center diameter | 70 mm |
| Maximum radial load on worm | 600 N |
| Standard working conditions | 25 °C - servizio 10% |
Specific features
| Nominal ratios | |||
|---|---|---|---|
| 1/5 | 1/10 | 1/30 | |
| Real ratio | 1/5 | 1/10 | 1/30 |
| Translation per worm revolution | 1,8 mm | 0,9 mm | 0,3 mm |
| Efficiency | 25 % | 22 % | 17 % |
| Start-up efficiency | 18 % | 15 % | 12 % |
| Maximum linear speed | 2700 | 1620 | 540 |
| Torque at maximum load | 115 Nm | 65 Nm | 28 Nm |
| Worm screw maximum torque | 490 Nm | 128 Nm | 154 Nm |
| Idle torque | 2,2 Nm | 1,7 Nm | 1 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]
Unimec 资料表
| 国家和语言 | 文件名 | 下载链接 |
 United States (English) |
Unimec-EN_59050.pdf | 下载 |
 Deutschland (Deutsch) |
Unimec-DE_13807.pdf | 下载 |
 Italy (Italiano) |
Unimec-IT_75906.pdf | 下载 |
 中国（简体 |
Unimec-CN_95426.pdf | 下载 |
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