Motors (linear)

Moticont continues to add more linear DC motors to their LVCM line of Linear Voice Coil Actuators. The new addition is the LVCM-016-010-01 Linear Voice Coil Actuator. At 0.625-in. (15.9 mm) it is smaller in diameter than a penny and the length at mid-stroke it is just 0.63-in. (15.9 mm) long which is less than…

Sponsored content  | Chieftek Precision USA   Chieftek Precision USA supplies linear guides, direct-drive rotary tables, linear stages and motors, linear encoders, and servo drives to the industrial automation, machine tool, medical device, and laboratory industries. The original focus of the manufacturer was on the design and manufacture of miniature linear guides. Today these precision…

Sponsored content by William Fang • Engineer | Chieftek Precision USA Chieftek Precision USA sees six trends in automation that are changing which kinds of motion components get used in new installations. Leading technologies include linear stages, linear encoders, servo drives in flexible formats, linear slides, direct-drive rotary tables, and linear motors. Pre-integrated linear stages…

For the small medical instrument needs, this compact HCDS-025-038-02-B1-01 Voice Coil Stage from Moticont has a foot print of 2.000 in. (54.0 mm) wide by 5.000 in (127.0 mm) long and features a positioning resolution of 1 micron and a 0.125 in. (3.175 mm) open aperture. This precision cross roller stage has a 0.97 in.…

ATLANTA Drive Systems, Inc. is pleased to announce a new range of Economy Planetary Reducers, offering good performance with an economical price level. Design features include standard low backlash, high power density, smooth operation and mounting to most servo motors (IEC, NEMA). They are available in four sizes with reduction ratios from 5:1 to 70:1…

The VCS20-20-03-MC-01-XYZ 3-axis positioning stage from H2W Technologies uses voice coil motors, instead of 3-phase brushless linear motors, to significantly reduce the overall size, weight, and cost of the system. The VCS20-20-03-MC-01-XYZ is a closed-loop voice coil driven XYZ positioning stage and is ideal for three-axis positioning applications. It uses H2W voice coil motors NCC20-18-020-1A […]

In part 1 of this series on bearing speed, we looked at the factors that limit the speed of linear recirculating bearings. In this segment, we’ll look at the factors that limit the speed of linear plain bearings. Linear plain bearings operate with sliding contact between the two bearing surfaces, so the limitations encountered with […]

IntelLiDrives’ new BEMA Series Synchronized XY Gantries are offered in travel lengths from 300 x 300 mm to 3,000 x 3,0000 mm. With speeds up to 2 m/sec, BEMA Gantry Series are ideal for applications in high-speed positioning for light-to-medium payloads. The BEMA Series can be motorized with stepper motors, brushless servo motor/encoders or integrated […]

SGL Slide Guides from NB Corporation are high-precision, high-rigidity, high load capacity linear bearings with low friction, non-stick or slip mechanisms that provide smooth linear motion even under high loads. SGL Slide Guides are available in lengths from 160 mm to 3000 mm. Six types of blocks are available depending on the mounting space and […]

Klüber Lubrication, a worldwide manufacturer of specialty lubricants, now sells BARRIERTA K greases for electrical and precision engineering applications. These greases are based on perfluorinated polyether oil (PFPE) to provide a long component life over a wide service temperature range. They are resistant to aggressive chemicals, compatible with elastomers and plastics, and provide low running torque. […]

Motion control and piezo systems expert PI (Physik Instrumente) introduces a new robust OEM walking motor drive, the N-331, with its configuration rooted in existing patented piezo actuator technology and a patented piezo stepping motion principle design. Based on the application of historically successful technology, the new design it is suitable for use in high-end […]

Many manufacturers of adjustable applications for example farming, mobile agriculture, or industrial automation are familiar with LINAK actuators with integrated controller functions — including the LA14, LA25, and LA36. Now a new mid-range offering completes the LINAK portfolio. The new powerful actuator is the LA33 electric linear actuator. It’s a mid-range powerhouse to supply a perfect fit where small actuators […]

MKS Instruments now sells Newport DLS Series high-performance linear actuators called Delay Line Stages. The DLS series features affordable high performance linear-motor-driven stages with integrated motion controllers. Optimized for retroreflectors, repeatable femtosecond positioning and exceptionally fast traverse speeds, the compact stages are a perfect fit for spectroscopy applications that require single or multiple delay lines. With travel…

MKS Instruments now sells Newport DLS Series high-performance linear actuators called Delay Line Stages. The DLS series features affordable high performance linear-motor-driven stages with integrated motion controllers. Optimized for retroreflectors, repeatable femtosecond positioning and exceptionally fast traverse speeds, the compact stages are a perfect fit for spectroscopy applications that require single or multiple delay lines. With travel […]

iwis introduces Megalife-branded maintenance-free roller and conveyor chains. The special characteristics of the Megalife chains allow longer replacement intervals and reduce maintenance costs and downtimes of conveying systems. The chains are used wherever relubrication is not possible or disadvantageous, for example in dry ambient conditions and on installations with restricted maintenance access. This includes conveying […]

In a recent Technology Tuesdays podcast, Brian Scott, application engineer at Nippon Pulse America, talked to me a little bit about linear motors such as iron core, U-channel, and tubular linear motors … and the benefits and drawbacks of each. I asked him about some of the major design objectives OEMs cite when migrating axes to linear […]

PI (Physik Instrumente) now offers a new reference class XY stage in its PIMag series of high dynamic linear motor stages with the V-731, equipped with incremental linear encoders for direct position measurement and 3-phase electromagnetic linear motors. Fields of application include micro-assembly, biotechnology, precision laser machining, optics, lens testing, and photonics alignment. The proprietary […]

The ST Series linear motor from Dunkermotoren now available with Profinet drive, DME 230×4. In combination with this Profinet drive, the ST linear motors allow for easy integration into Siemens controller environments. The linear system with DME 230×4 provides high dynamic motion and good controllability for quick and precise positioning. The ST Series ServoTube is…

ATLANTA Drive Systems, Inc. will showcase their new Rack & Pinion Drives and Linear Actuators at Booth E-4829 during IMTS 2016 at McCormick Place in Chicago, September 12 – 17, 2016. Further expanding their hardened & ground rack range, ATLANTA has added DIN 7 and 8 quality levels to provide more competitive price points to…

ATLANTA Drive Systems, Inc. is pleased to announce a new range of High-Performance Linear Actuators, offering precise linear positioning and high dynamic performance by means of a servo-worm reducer and precision ballscrew spindle. Linear speeds up to 590 inches per minute can be achieved with ballscrews diameters up to 50 mm and axial load capacities…

Engineers from Tölke, a packaging machinery specialist, were looking to design closure processes with more flexibility using linear-rotary motors instead of conventional cam disc technology. This need led the Tölke design team to outfit its new filling and closing line with linear-rotary motors from LinMot. The company had already taken several measures to add flexibility…

Some manufacturers on the forefront of Industry 4.0 established cloud-connected processes years ago. Consider POSITAL FRABA, which uses the IoT to leverage Cloud-backed production of rotary encoders, inclinometers and linear position sensors. Billed mass customization, the Cloud-based data system lets Posital build custom components at low cost through automated product interfaces (APIs, not to be…

According to The Economist magazine, a third revolution is coming for the manufacturing industry, ushered in by 3D printing, new materials, and collaborative manufacturing services. Anyone who has…

Linear Motion Tips

While ironless linear motors have been used in semiconductor and electronic applications for more than a decade, they are still viewed by many designers and OEMs as “niche”…

Linear Motion Tips

Ballscrews for long machine travel application can be expensive and can require additional motion components for sufficient support over the needed travel distance. If a machine application requires high operating speeds as well, then machine costs can increase because of the need for larger servomotors and servo drives. The design engineers at Proteck, an Indian…