R+W releases the STB safety coupling with bellows coupling connection

Coupling Tips

R+W brings heavy duty torque overload protection to dynamic precision applications with the new STB series safety coupling. Featuring a ball-detent safety element system, which disconnects drivelines within milliseconds of a torque overload event, this version offers  precision transfer of motion and torque by using a symmetrically formed, torsionally rigid stainless steel bellows for the […]

Overload protection for hard to reach drives

Coupling Tips

mayr power transmission’s EAS-reverse is a new, disengaging torque limiter on which all functional processes can be automated through the drive. It is easy to handle, permits long run-out times and re-engages again through slow backwards rotation. A housing also makes the clutch resistant to dust or spray water – and thus ideal for use […]

Zero backlash brake for indexing and positioning systems

Coupling Tips

Nexen Group, Inc. introduces the Model I-300, a spring engaged, air released, power-off brake designed to provide high torque for backlash-free holding and emergency stopping on indexers and positioning systems. The I-300’s high torque and short response time ensure the shortest possible stopping distance. The brake connects to the shaft with tapered, keyless locking devices. […]

Spindle safety system

Coupling Tips

Despite current CNC machine tool crash protection strategies which include both proactive avoidance through CAD/CAM programming and reactive damage reduction methods that include electronic sensors and mechanical overload clutches, machine tool crashes are still commonplace. In these machine tool crashes, tool collisions with high feed rates cause high forces on motor spindles. Depending on the […]

Sectional rail couplings from GAM

Coupling Tips

Coupling technology designed for sectional gripper-rail attachment in transfer systems used in press automation. Featuring a patented force amplification system, the clamping design assures a high stiffness and high precision connection. The lightweight, compact high-durability couplings can be adapted easily to every current gripper-rail profile. Not only can the sectional rail couplings be installed by […]

How do you select the right coupling when electrical isolation is a priority?

Coupling Tips

By Joyce Laird, contributing editor Understanding design challenges Most of the couplings on the market today are either partially, or entirely, made of metal. Since metal is such a good electrical conductor it can be a challenge for the design engineer to find a suitable product to serve as a flexible coupling for transmitting torque […]

Timken rigid couplings

Coupling Tips

For tough applications where strength and affordability are important, the steel design of rigid compression couplings is well suited. Timken cast steel couplings are an excellent choice for joining two shafts of the same size. This type of coupling is also known as a “rigid clamp style” coupling. Choose from standard sizes for shafts 1-7/16 […]

Timken Quick-Flex couplings

Coupling Tips

Timken Quick-Flex elastomeric couplings are durable enough to face the challenges of harsh environments, yet need minimal maintenance. They are easy to install and require no lubrication. Timken Quick-Flex couplings operate without any metal-to-metal contact. Because the metal hubs don’t wear, the elastomeric insert is the only spare part users will need. For especially harsh […]

The year in couplings 2016: GAM

Coupling Tips

For this multi-part series, Coupling Tips.com reached out to several coupling industry professionals to get their take on the year in couplings. Here, GAM Technical Marketing Manager, Mike Parzych looks back on 2016 and gives a few predictions for the new year. Coupling Tips: What do you think was the biggest event in the industry […]

Basics: What is a clamping screw

Coupling Tips

Clamping screws are machine elements which use screw thrust for workpiece fixing and positioning. Point contact by the full ball securely fixes the workpiece. Advantages of using Clamping Screws By replacing hex socket head cap screws and hex socket set screws with clamping bolts when clamping (fixing) workpieces, point contact with workpieces can be achieved. […]

Shaft collars and couplings machined from 316 stainless steel

Coupling Tips

A full line of 316 stainless steel shaft collars and couplings that are designed for harsh process environments such as waste water treatment is available from Stafford Manufacturing Corp. of Wilmington, Massachusetts. Stafford 316 SST Collars and Couplings are designed to withstand constant exposure to harsh chemicals, solvents, detergents, and water found in mixing equipment, […]

Bellows type flexible coupling specs from NBK

Coupling Tips

        Characteristics Applicable motors MBB Servomotor ◎ Stepping Motor ◎ General-purpose Motor – ◎: Excellent ○: Very good Property MBB Zero Backlash ◎ Allowable Misalignment ○ ◎: Excellent ○: Very good This is a bellows type flexible coupling. The bellows allows eccentricity, angular misalignment, and end-play. The bellows is stainless steel. Application […]

Coupling selection ideas for power transmission usage

Coupling Tips

For “Power Transmission” usage, NBK’s “MJ” jaw coupling are suitable. They can transmit high torque, accepting reasonable levels of misalignment. As it also has vibration absorption capability, jaw type is widely used in many applications. If you need to allow more misalignment, we recommend “MOR” Oldham-type coupling. NBK www.nbk1560.com

Dual purpose of miniature couplings:motion control and power transmission

Coupling Tips

How to select couplings A simple and generally used method to select the most suitable coupling is the four step approach. That is, 1. Select the coupling type suitable to the intended usage 2. Select the material of the coupling in line with the environment of usage 3. Select the coupling size fitted to the […]

Video: NBK on precision coupling selection for factory automation applications

Coupling Tips

There are many ways to improve the productivity in the Servo System. For example, there is the possibility that you can shorten the production cycle time if you use a high performance servo motor and an actuator. There are also many different kinds of couplings. In this video, NBK explains the basic points on how […]

High-gain rubber couplings from NBK

Coupling Tips

The story behind the XG Series In accordance with the evolution of servomotors, coupling needs have changed as well. Servomotor speed response frequency has improved drastically over the past few years, creating an environment prone to vibration: it is difficult to achieve maximizing servomotor performance with existing high-rigidity couplings (disk-type). The “High gain Rubber Coupling […]

ROBA-DS shaft couplings tested by DNV GL

Coupling Tips

The compact ROBA-DS disk pack couplings by mayr power transmission have been certified by DNV GL. They ensure maximum safety for users on the high seas. Whether in the drives of ship propellers, mobile platforms such as drilling platforms for oil and gas extraction, or also in tidal power plants – the areas of application […]

R+W Releases STE safety coupling with elastomer connection

Coupling Tips

R+W has recently narrowed the gap between its classic precision and industrial drive safety couplings with the new STE series. Featuring the well proven technology of the ball-detent safety element system, which disconnects drivelines within milliseconds of a torque overload event, this version is more cost effective and available in smaller sizes than the standard […]

Altra Industrial Motion at PowerGen 2016

Coupling Tips

PowerGen 2016 is the World’s Largest Power Generation Event and Altra Industrial Motion will be there This show will be taking place December 13-15, 2016 at the Orange County Convention Center in Orlando, FL. This year Altra Industrial Motion is being represented by Ameridrives Couplings, Bibby Turboflex, Formsprag Clutch, and Marland Clutch. Altra will be […]

Overload protection for hard to access drives

Coupling Tips

EAS-reverse – the disengaging torque limiter with automatic re-engagement With their EAS-reverse, mayr power transmission has developed a new, disengaging torque limiter on which all functional processes can be automated through the drive. It is easy to handle, permits long run-out times and re-engages again through slow backwards rotation. A housing also makes the clutch […]

Bibby Turboflex couplings for Aeroderivative gas turbine

Coupling Tips

The IHI Group, one of the largest engineering and manufacturing companies in Japan, specializes in large-scale power and construction projects. One aspect of its business is to take jet engines that were originally designed for aerospace applications and adapt them to generate electricity in landbased, combined cycle gas turbine (CCGT) power plants. These efficient aeroderivative […]

Quick release clamp ATTACHES AND REPOSITIONS WITHOUT TOOLS

Coupling Tips

A new line of quick release clamps for use as a clamp, stop, or spacer where ease of use and speed are important is being introduced by Stafford Manufacturing Corp. The Stafford Quick-Clamp features a cam lever for clamping and a knurled nut for adjusting the clamping preset; making it easy to open-close and clamp […]

High torque flexible gear couplings

Coupling Tips

R+W expands on its product line by offering a new model of the BZ flexible Gear Couplings. These robust and maintenance-free couplings are now available in sizes that…

G.L. Huyett releases new catalog

Coupling Tips

G.L. Huyett, a manufacturer, master distributor, and importer of non-threaded fasteners, grease fittings, and engineered fasteners, offers an extensive selection of key stock, machine keys, shafting, tool steel,…

Mounting keyless pulleys, gears or sprockets with a single sleeve

Coupling Tips

Asymmetric Fasteners Inc. has released a new product for mounting components onto a keyless shaft. A threaded bore in the component (pulley, gear, or sprocket) bolted with the…