3D prototype service for proof-of-concept testing

Coupling Tips

Prototype within hours Finshed part in 2 to 3 weeks Available for shaft collars, couplings and other mechanical components The Stafford 3-D Prototype Development Service lets users create a 3-D printed part from a drawing within a few hours and quickly test the form, fit and function to provide immediate feedback on proof-of-concept testing. Ideally […]

MJC-BL jaw-type, flexible coupling from NBK

Coupling Tips

The MJC-BL is a jaw type flexible coupling. A tight tit enables transmission with zero backlash at low torque. The easy fit allows users to assemble and partition the hub and sleeve smoothly. The coupling’s flexibility allows eccentricity, angular misalignment and twisting vibration to be accepted. It has electrical insulation and a resistance value: Not […]

Misumi disc couplings

Coupling Tips

Disc couplings have zero backlash, and are best suited for high torque servo motor applications · Designed to absorb misalignments by disc flexures. · Zero backlash nature provides high angular accuracy, suitable for applications requiring high positioning accuracies. · Zero backlash nature provides high angular accuracy, suitable for applications requiring high positioning accuracies. · High […]

Misumi Oldham couplings

Coupling Tips

Couplings are machine components designed to connect two separate rotating bodies and transmit a torque between them. They allow various misalignments (Lateral/Angular/Axial) of the rotating bodies to be absorbed, and alleviate installation and adjustment work loads. Furthermore, they protect expensive inter-connected machine components from sudden and unexpected excess loads by breaking and disconnecting. Oldham couplings, […]

Bibby high performance carbon fibre couplings

Coupling Tips

Carbon fiber shaft couplings simplify design and cut lifecycle costs in demanding power transmission application High-performance carbon fiber shaft couplings from Bibby Turboflex, part of the Altra Industrial Motion Group, can dramatically simplify the design, installation and maintenance of power transmission systems requiring long horizontal or vertical shafts, while also improving dynamic performance. The company’s […]

Shaft collars and couplings meet special robot design requirements

Coupling Tips

A wide range of standard and custom manufactured shaft collars, couplings, clamps, mounting devices, and rotary encoders are being introduced to robot makers by Stafford Manufacturing Corp. of Wilmington, Massachusetts. Stafford Shaft Collars, Couplings & Mounting Components for robotic applications include 4,000 standard parts in a wide range of materials, sizes, and configurations. Suitable for […]

Altra acquires Stromag

Coupling Tips

Altra Industrial Motion Corp, a global manufacturer and marketer of electromechanical power transmission and motion control products, today announced that on December 30, 2016 it closed on the acquisition of the Stromag business from GKN plc. Stromag generated approximately 131 million euros in revenue in 2015, and the acquisition is anticipated to be accretive to […]

Miki Pulley Launches New Configurable 3D CAD Product Downloads

Coupling Tips

Now designers can select and configure the exact Miki coupling, brake and clutch solution for a particular application at www.mikipulley-us.com The 3D model interface allows for an intuitive, faceted search so customers can find a solution quickly. To select the correct product, the system designer enters the product type. The search will provide varying degrees […]

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 […]