Código: 306 Ratio 1/30
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-GM
|
EN 1982:2008
|
Alluminium bronze
|
Chill molded
|
Threaded spindle
|
C45
|
EN 10083-2:2006
|
Carbon steel
|
Tr 30x6 (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
|
0,3 kg
|
General features
Operating temperature [°C]
|
-10 °C / 80 °C
|
Static load (traction or compression)
|
40 kN
|
Dynamic load (traction or compression)
|
25 kN
|
Maximum input speed
|
1800 rpm
|
Main gearbox weight
|
10 kg
|
Trapezoidal screw weight
|
5 kg/m
|
Anti-rotation torque at maximum load
|
63 Nm
|
Maximum admissible static lateral loads
|
0 N
|
Center-to-center diameter
|
50 mm
|
Maximum radial load on worm
|
450 N
|
Standard working conditions
|
25 °C - servizio 10%
|
Specific features
|
Nominal ratios
|
|
1/5
|
1/10
|
1/30
|
Real ratio
|
1/4,75
|
1/9,67
|
1/30
|
Translation per worm revolution
|
1,26 mm
|
0,62 mm
|
0,2 mm
|
Efficiency
|
30 %
|
26 %
|
18 %
|
Start-up efficiency
|
21 %
|
18 %
|
13 %
|
Maximum linear speed
|
2160
|
1080
|
360
|
Torque at maximum load
|
16 Nm
|
9,3 Nm
|
4,4 Nm
|
Worm screw maximum torque
|
69 Nm
|
154 Nm
|
183 Nm
|
Idle torque
|
0,4 Nm
|
0,3 Nm
|
0,25 Nm
|
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