One of the differences between radial ball bearings and recirculating ball linear guides has historically been that radial bearings typically use a cage to separate the balls and control their movement, whereas profiled rail guides did not. But in … [Read More...]
FROM THE EDITORS
Why use linear guides and ball screws with ball chains?
One of the differences between radial ball bearings and recirculating ball linear guides has historically been that radial bearings typically use a cage to separate the balls and control their … [Read More...]
New rack and pinion systems available from GAM Enterprises
GAM now offers new helical rack and pinion systems. High quality rack and precision pinions are paired with GAM gearboxes for optimized system performance. Helical rack provides smooth, quiet … [Read More...]
NUMERIK JENA’s new LIKgo linear encoder for semiconductor industry
NUMERIK JENA’s newly designed LIKgo is a low-cost linear encoder that meets the demands for use in production and inspection machines in the semiconductor industry. Available in North America through … [Read More...]
Basics of cam followers (including those for linear motion)
Cam followers are power-transmission devices with a rotary bearing core that bears load while serving as the interface between independently moving machine sections. Applications include those on … [Read More...]
Just for fun! 10 jokes about (and for) engineers
Engineers are often the butt of jokes, and in many cases, we deserve it. From our single-pointed focus on our studies in college, to our relentless need to be right, to our literal interpretation of, … [Read More...]
igus unveils new quick-fill energy chain
The new E4Q energy chain from igus can be opened and closed in seconds without tools and has been specifically developed for the special requirements of unsupported lengths and long travels. igus, … [Read More...]
Linear “lineup” impressive for Robotic Summit in June: Attend for technology insights
Robots aren’t all humanoid and SCARA; some take the form of linear-motion arrangements. In fact, we’ve covered how Cartesian arrangements in particular offer better energy efficiency and price points … [Read More...]
What are planar errors and how do they affect the accuracy of a linear motion system?
In an ideal world, a linear motion system would exhibit perfectly flat, straight motion and reach the intended position with zero error every time. But even the highest precision linear guides and … [Read More...]
How to convert between mass and force — in metric and English units
Converting between mass and force is a common step in the design and sizing of linear motion systems. If you're lucky, you work primarily in one set of units — either metric or English. But it's … [Read More...]
Electric cylinders with programmable MDrive integrated motors
Captive shaft electric cylinders are now available for Lexium MDrive (LMD) integrated motor products. Quiet, clean and compact, these LMD products from Schneider Electric Motion USA integrate motor, … [Read More...]
New induSENSOR controller for inductive displacement sensors
The new induSENSOR MSC7401 controller from Micro-Epsilon works for displacement and distance measurements in automation technologies and machine building. The controller is compatible with inductive … [Read More...]
Micro-Epsilon draw-wire sensor is smallest in the world
The new Micro-Epsilon wireSENSOR MT19 draw-wire sensor has a weight of only 8 g and a size of just 19 x 19 mm. This wireSENSOR MT19 linear sensor is used for displacement and distance measurements … [Read More...]
Thomson creates online industrial linear-actuator sizing and selection tool
Thomson Industries, Inc. now offers a new Linear MOTIONEERING online tool that helps design engineers accurately size and select electric linear actuators. The powerful, self-service functionality of … [Read More...]
High-resolution absolute encoder from SIKO
The new MSA213C high-resolution absolute sensor from SIKO satisfies the requirements for sensors used for position detection in automation and drive technology. It supplies the absolute position at … [Read More...]
How to generate the motion profile for a linear system
One of the first steps in sizing any type of linear guide or drive component is to determine the required motion profile. The motion profile is simply a way to define and graphically depict how the … [Read More...]
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