Codice: TB-00204
Marchio: Unimec
Construction materials
| |
Material |
Norm |
Characteristic |
Indications |
| Endless lives |
16NiCr4 |
EN 10084: 2008 |
Alloy case-hardening steel |
Cemented and ground on teeth and shanks |
| Worm wheel |
CuAl10Fe2-GM |
EN 1982: 2008 |
Aluminum bronze |
Shell cast |
| Threaded rod |
C45 |
EN 10083-2: 2006 |
Carbon steel |
Tr 20x4 (ISO 2901: 2016) - Rolled or cut |
| Carter |
GJL 250 |
EN 1561: 2011 |
Gray cast iron |
Entirely worked on 6 sides |
| Lubricant |
Unimec Mark CA |
|
Calcium-based grease |
0.1 kg |
Features
| Operating temperature |
-10 ° C / 80 ° C |
| Static load (traction or compression) |
15 kN |
| Dynamic load (traction or compression) |
10 kN |
| Maximum input speed |
1800 rpm |
| Body weight |
6 kg |
| Threaded rod weight |
2.2 kg / m |
| Anti-rotation torque at maximum load |
17 Nm |
| Static side loads admissible |
0 N |
| Wheelbase |
30 mm |
| Maximum radial load on the worm |
220 N |
| Standard working conditions |
25 ° C - service 10% |
Features
| |
Nominal ratios |
| |
1/5 |
1/10 |
1/30 |
| Real relationship |
1 / 4.75 |
1 / 10.5 |
1/30 |
| Feed per worm revolution |
0.842 mm |
0.38 mm |
0.13 mm |
| Yield |
31% |
28% |
20% |
| Return on first posting |
22% |
19% |
14% |
| Maximum linear speed |
1440 |
720 |
240 |
| Drive torque at maximum load |
4.2 Nm |
2.3 Nm |
1.1 Nm |
| Maximum torque on the worm |
54 Nm |
54 Nm |
42 Nm |
| Idle torque |
0.25 Nm |
0.2 Nm |
0.15 Nm |
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