Unimec Trapezoidal Screw Jack Model TPR 9010 Render

Code: TPR 9010

Marque: 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 100x12 (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	2,3 kg

General features

Operating temperature [°C]	-10 °C / 80 °C
Static load (traction or compression)	500 kN
Dynamic load (traction or compression)	350 kN
Maximum input speed	1800 rpm
Main gearbox weight	110 kg
Trapezoidal screw weight	56 kg/m
Anti-rotation torque at maximum load	2650 Nm
Maximum admissible static lateral loads	8 kN
Center-to-center diameter	110 mm
Maximum radial load on worm	1 kN
Standard working conditions	25 °C - servizio 10%

Specific features

	Nominal ratios
	1/10	1/30
Real ratio	1/10	1/30
Translation per worm revolution	1,2 mm	0,4 mm
Efficiency	18 %	12 %
Start-up efficiency	12 %	8 %
Maximum linear speed	1800	720
Torque at maximum load	370 Nm	185 Nm
Worm screw maximum torque	2000 Nm	2000 Nm
Idle torque	3,25 Nm	2,3 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 Fiches techniques

Pays et langue	Nom du fichier	Lien de téléchargement
United States (English)	Unimec-EN_59050.pdf	Télécharger
Deutschland (Deutsch)	Unimec-DE_13807.pdf	Télécharger
Italy (Italiano)	Unimec-IT_75906.pdf	Télécharger
中国（简体	Unimec-CN_95426.pdf	Télécharger