Product category:
Actuators, motion systems, etc
News Release from: Kerk Motion Products | Subject: Non-ball lead screws
Edited by the Manufacturingtalk Editorial
Team on 01 January 2003
Precision non-ball lead screws offer
good value
The price/performance gap in motion control applications has been bridged by non-ball lead screws that offer low cost and precision performance for a variety of uses.
Kerk Motion Products, one of the world's premier manufacturers of non-ball lead screws, bridges the price/performance gap in motion control applications With multiple benefits, including low cost and precision performance, Kerk's non-ball lead screws create an exceptional value for designers and end users in a variety of industries
This article was originally published on Manufacturingtalk on 18 Mar 2003 at 8.00am (UK)
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Non-ball lead screws are ideal for miniature use
For demanding miniature applications, such as in miniature pumps and dispensing systems, small diameter, precision rolled, lead screw assemblies provide reliable precision motion control.
Non-ball leadscrews actuate small units precisely
Non-ball leadscrews are offered for demanding miniature applications, such as miniature pumps and dispensing systems, micro-actuators and laser and optical focusing mechanisms.
For vertical applications, Kerk's non-ball lead screws can be designed to self-lock and prevent back driving, without an external brake, unlike traditional ball screws.
Utilizing sliding friction between the nut and the screw to convert rotary input motion to linear output motion, Kerk's non-ball lead screws offer accuracy comparable to ground ball screws, at a cost savings up to 90%.
Because the screws do not need to be hardened, they are more easily machined, contributing to overall low product cost.
Kerk's lead screws are manufactured with a proprietary coating, which eliminates the need for external lubrication and maintenance.
Additionally, Kerk's screws provide quiet, reliable operation, with design flexibility.
Kerk offers lead screws manufactured from 303 stainless steel, produced with Kerk's exclusive precision rolling process.
They are available in standard diameters from 1/8in (3.2mm) to 15/16in (23mm), with standard leads from 0.02 to 3in (.5mm to 76mm), a range unachievable with ball screws, including hard metric and left hand threads.
Custom materials, sizes and leads are available upon request.
About Kerk Motion Products - established in 1976, Kerk Motion Products is one of the world's largest exclusive manufacturers of non-ball lead screws.
The company, headquartered in Hollis, NH, develops internationally patented, anti-backlash designs and materials that provide high accuracy, unsurpassed repeatability, and long life in a full range of motion control applications.
The company's production facilities include its own injection molding and moldmaking, CNC machine tools, and a quality control department utilizing real-time SPC.
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