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New Smart Function Kit for Handling from Bosch Rexroth reduces engineering...
Following the introduction of the Smart Function Kit for Pressing and Joining, Bosch Rexroth is expanding its Smart MechatroniX solution platform with a second plug-and-produce subsystem that can be...
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Ball and lead screw drunkenness: What is it and when does it matter?
Unlike ball screws, which follow industry standards such as DIN ISO 3408, JIS B1192-1997, or ANSI-B5.48 for accuracy classifications, there are no accuracy standards for lead screws. Instead, many lead...
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New white paper for OEMs spotlights linear motion in biomedical, life...
SCHNEEBERGER Inc. announces a new white paper titled “Advancing Life Science and Biomedical Manufacturing Through Linear Motion: The OEM’s Guide.” It explores how original equipment manufacturers...
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How to account for ball and lead screw inertia during system design
When sizing a motion system with a ball or lead screw drive, the first step is to determine the screw diameter and lead that can meet the application requirements for thrust force, speed, and...
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Recirculating roller screws: How do they work and what are their benefits?
Screw assemblies that use rollers as the load-carrying element come in several varieties, with the most common being the traditional planetary roller screw, which provides high load capacities and very...
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What are some linear motion options for moving multiple loads independently?
From a mechanical standpoint, one of the more challenging applications in linear motion has traditionally been to move two or more loads independently, as is required in some handling, transport, and...
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A guide to stainless steels for linear motion components
For applications that involve corrosive environments, designers of linear motion systems can take precautions such as using covers to protect vulnerable components, ordering parts with special coatings...
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What is cage creep and why does it matter?
Several types of non-recirculating linear bearings use a cage to contain the rolling elements, maintain consistent spacing between them, and ensure even load distribution. But in each of these...
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How does a vacuum preloaded air bearing work?
Air bearings provide several advantages over rolling element bearings, including higher travel accuracy and reduced friction and heat generation. But because air is compressible, air bearings can be...
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Mechanical properties of materials: Hardness
Hardness is a common specification for linear shafts and guides — especially those used with ball and roller bearings, where the guide encounters extremely high loads over very small areas. The...
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Part 2 of 2: Electric actuators as an alternative to hydraulic cylinders
Here we offer some tips for converting a fluid-power-driven axis to electrical actuation. By Ryan Klemetson • Business Development Manager | Tolomatic, Inc. As explained in Part 1 of this article...
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Comparing micropositioning and nanopositioning stages
Linear stage designs can range from long-stroke, high-load gantries to micropositioning and nanopositioning stages with light payloads. Although all linear stages are designed and constructed to...
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Pandemic impacts linear motion component manufacturing, applications
Linear motion components include everything from various types of linear actuators to linear guides, slides and ways, and a host of components in between. One thing they all have in common is that...
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Screw drives see new uses in robotics, other applications
Some of the surest, time-tested methods of linear actuation are screw drives. Whether lead- or ball- or roller screws, screw actuation remains a large part of the linear actuation equation, thanks to...
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How to calculate duty cycle and what it means for machine life
Determining the life of a linear system that uses balls or rollers is relatively straightforward, thanks to the L10 bearing life equation, which gives life in meters of travel (for linear bearings) or...
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Rollon’s updated digital platform includes personalized product selector
Rollon, a leading manufacturer of linear motion systems, guides, linear actuators and gantry systems, has unveiled a new digital tool to help engineers design equipment and systems more efficiently....
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Magnetic linear encoder from SIKO offers absolute position and speed data
The MSA213K high-resolution, non-contact absolute linear encoder from SIKO provides the absolute position at any time, without referencing or buffer battery. With its high signal quality, the encoder...
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What is a high helix (high lead) screw?
Ball and lead screws are specified by the diameter of the screw shaft and the lead (or, in some cases, pitch) of the screw thread. The lead, which specifies how far the nut travels for each revolution...
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Belt-driven linear actuators feature greater load capacity
Rollon has updated its SMART SYSTEM lineup of belt-driven linear actuators with a rugged new design that supports heavy loads and ensures low maintenance operation in automated manufacturing, packaging...
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Self-lubricating toothed belt axis for clean use in food manufacturing
igus has introduced a maintenance-free toothed belt axis specifically designed to improve sanitation in food manufacturing systems. The new drylin ZLW toothed belt axis is based on hygienic design...
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