Nexen Group, Inc. introduces a stainless steel version of its patented precision roller pinion system (RPS). The Nexen RPS engages two teeth simultaneously to achieve superior accuracy with zero backlash at any length. The system is also extremely quiet, and 99 % efficient. Stainless steel makes the system extremely corrosion resistant, with a long life […]
Nexen intros Compact Ring Drive with built-in brake
The new patent-pending CRD 250B from Nexen Group, Inc. is an expansion of the company’s innovative Compact Ring Drive (CRD) system. The 250B includes a built-in zero backlash locking/brake design that delivers twice the nominal torque without increasing the CRD footprint. It is extraordinarily durable, with a brake life of 1 million cycles, and requires […]
2016 trends in linear motion design
Technology improvements continue in linear motion design, with packaging and medical leading the charge this year. In fact, the biggest trend has been more reliance on flexible machine designs, which require that machine axes constructed for one purpose easily reprogram for others. “Flexible machine designs—ones that engineers can reconstitute for multiple functions—are what machine builders want […]
Nexen Generation II profile rail brakes now have higher load-holding force + compatibility
Nexen Group, Inc. introduces Profile Guide Rail Brakes, Generation II. With the addition of two new models, the range of sizes has increased to 15 mm to 65 mm. Nexen’s Generation II Rail Brakes provide fast engagement at 0.049 to 0.230 seconds, higher static holding force to 3,400 N (764 lb) and can be combined […]
Choose the best linear positioning device for your application
by Tony Kliber, Lead Design Engineer, Nexen Group Reviewing the basics about the most popular linear positioning devices will help users properly specify them in their applications. Linear drive systems have been used for thousands of years, as far back as the ancient Egyptians who used tree trunks to move heavy blocks of stones, providing […]
How to select and apply rail brakes
By Alex Thell, Mechanical Engineer, Nexen Group Linear guide rail brakes play a critical role in many linear motion applications by ensuring that the guide carriage and payload do not move under load. Precision linear motion is an important requirement for a range of machinery such as packaging machines, metal-cutting machine tools, woodworking machines and […]
Nexen offers new catalog featuring Versa thermoplastic rack
Nexen Group, Inc. introduces their latest Precision Motion Control Application & Selection Guide with an expanded range of products. This catalog offers complete performance data, sizes, specifications and technical reference on the company’s line of precision linear and rotary motion control solutions. It also includes Nexen’s newest addition to its lineup, the Versa Thermoplastic Rack. […]
PDR indexer provides fast, maintenance-free indexing
Nexen Group, Inc. introduces the Precision Ring Drive Indexer (PRD) – a highly flexible, durable and efficient alternative to direct drive motors capable of 2x faster indexing than competitive indexing options. Unlike most cam drive systems, the PRD can start and stop at any incremental position. The motion profile is quickly and easily changed by […]
Nexen Enhances Roller Pinion System With Increased Torque Capacity
Nexen Group, Inc. has improved its revolutionary Roller Pinion System (RPS) by significantly increasing its torque capacity. With up to 60 to 140 percent more torque capacity*, the RPS offers industry-leading power density for precision linear motion control applications. “In the past, the market has used the phrase ‘power density’ to differentiate similar motion control […]
Nexen Guide Features Harmonic Gearhead and Precision Ring Drive Solutions
Nexen Group, Inc. is offering a new Precision Motion Control Application & Selection Guide that provides complete performance data, sizes, specifications and technical reference on the company’s entire line of precision linear and rotary motion control solutions. The guide features Nexen’s revolutionary zero-backlash Roller Pinion System (RPS), the recently released Harmonic Gearhead (HG), Precision Ring […]
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