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Miniature Lead Screws

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公司名稱埃恩斯工業(yè)技術(shù)（天津）有限公司
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更新時(shí)間 2023-02-15
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Miniature Lead Screws

Miniature Lead Screws 產(chǎn)品信息

產(chǎn)品介紹

Miniature Lead Screw Configurations
Diameters	2 to 4 mm
Leads	0.375 to 8 mm
Lengths	Up to 150 mm
Drive End	Integrated Coupler Oversized Journal Standard Journal Faced End
Lead Nuts	Flange Mount, Standard Backlash Flange Mount, Anti-Backlash Threaded Mount, Standard Backlash Compact Thread Mount, Standard Backlash
Support End	Faced End Bearing Journal

Basic Specifications
Lead Screw	2mm	3mm	4mm
Major diameter [mm]	2	3	4
Lead accuracy [mm/mm (in/in)]	0.0005 (0.0005)
Straightness [mm (in)]	0.05 (0.002)
Thread direction	right hand
Max. screw length [mm (in)]	150 (5.9)
Max. speed [RPM]	1000
Max. iput torque integrated coupler [N-m (oz-in)]	1.1 (150)
Material	stainless steel
Weight [mg/mm (oz/in)]	26 (0.02)	40 (0.04)	70 (0.06)

Lead Nut	2mm	3mm	4mm
Drag torque for standard nut [mN-m (oz-in)]	free wheeling
Drag torque for anti-backlash nut [mN-m (oz-in)]	3.5 (0.5)
Dynamic load capacity for standard nut [N (lbf)]	8.9 (2)	22.2 (5)	44.5 (10)
Dynamic load capacity for anti-backlash nut [N (lbf)]	4.4 (1)	11.1 (2.5)	22.2 (5)
Min. life for standard nut [revs]	200 million
Min. life for anti-backlash nut [revs]	100 million
Max. temperature [°C (°F)]	82 (180)
Coefficient of friction	0.12-0.16
Efficiency %	37 - 79
Max. axial backlash for standard nut [mm (in)]	0.058 (0.0023)	0.058 (0.0023)	0.064 (0.0025)
Max. axial backlash for anti-backlash nut [mm (in)]	0
Positional repeatability for standard nut [mm (in)]	0.013 - 0.058 (0.0005 - 0.0023)	0.013 - 0.058 (0.0005 - 0.0023)	0.013 - 0.064 (0.0005 - 0.0025)
Positional repeatability for anti-backlash nut [mm (in)]	< 0.013 (0.0005)
Material	bearing grade PEEK

Product Availability
Diameter [mm]	Lead [mm]
Diameter [mm]	0.375	0.5	0.75	1	1.5	3	4	6	8
2	?		?		?	?
3		?		?		?		?
4				?			?		?

For all other lead screw availability, please see standard lead screw catalog. For any custom diameter and/or leads, please contact Thomson customer support for more information.

Miniature Lead Screw Highlights:

Diameters as small as 2 mm
Optional anti-backlash design
Customizable end machining, special coatings, unique nut design, end configurations
Patent-pending integrated coupler for easy mounting