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Beam deflection equations for linear systems
When a linear guide, such as a round shaft or profiled rail, deflects or sags, the bearings that travel along the guide experience edge loading (a higher load concentrated at the ends of the bearing),...
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What are roller chain wear indicators?
Rollers chains, as a mechanical power transmission method, and like any mechanical system, are subject to wear over time and with continued use. Just how much it wears depends on a number of factors...
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Belt-driven electric actuators from IMI Norgren offer precise control
A new line of belt-driven electric actuators from IMI Norgren is designed to meet the force and extreme loading requirements for machine builders and plant engineers looking for an alternative to...
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Enclosed PHD Plus Series ESU electric-belt-driven base slides
PHD Inc. now sells PHD Plus Series ESU electric-belt-driven base slides. The Series ESU Electric Belt-Driven Base Slides feature a robust, enclosed design with a high capacity rail bearing system...
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New 20-mm linear stepper motor now available from Nippon Pulse
Nippon Pulse now sells the the PFL20 Linearstep — its smallest linear stepper motor yet. The PFL20 is a highly efficient, high thrust tin-can linear actuator with a 20-mm diameter and a bipolar...
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When do synchronous belts need flanged pulleys?
Synchronous belts transmit power via positive engagement between profiled teeth on the belt and pulley. Although this tooth engagement (along with proper belt tension) prevents the belt from...
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igus belt drive actuator lowers automation costs
New lubrication- and maintenance-free toothed belt drive actuators from igus can significantly reduce the costs of automation tasks such as pick-and-place, inspection, and assembly applications. High...
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How to calculate motor drive torque for belt and pulley systems
Belt driven actuators can provide long lengths and high speeds.Image credit: PBC Linear Belt driven linear systems are common in applications that require long travel and high speed, such as gantry...
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PHD Inc. offers linear slides that are IP54 and even IP67 rated (for washdown)
PHD Inc. offers electric Series ESU linear slides that are IP54 rated with magnetic band sealing for rugged protection. These are electric-motor and belt-driven linear actuators with a robust enclosed...
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When to consider Kevlar reinforced belts for linear motion applications
Both types of belts commonly used in linear positioning applications — V-belts and synchronous designs — have internal tensile cords that serve as the primary load-carrying component. Or, as one...
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Festo electric actuators simplify setup of linear motion axes
Festo now sells a Simplified Motion Series of electric drives that combines the simplicity of pneumatics with the benefits of electric automation. These new electric drives equipped with Digital I/O...
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What causes synchronous belt noise and how can it be reduced?
Synchronous belts are common in motion systems, providing smoother operation and better high-speed performance than chains and lacking the problems of slipping and stretching that can plague V-belts in...
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What’s the best timing belt tooth profile for high-speed applications?
Synchronous belts (also referred to as timing belts) are used in a wide range of power transmission and transport applications that require good positioning accuracy. Tensile cords molded into the belt...
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Electric actuators help reconfigure rooms in futuristic flexible residential...
Traditional residential construction is fraught with inherent inefficiencies. For example, bedrooms are infrequently used during the day, while living rooms are unoccupied overnight. At a time when...
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Synchronous belt materials: What’s the difference between urethane and neoprene?
Synchronous belts for linear motion applications — such as general transport conveyors or high-speed gantry positioning — are available in a wide range of materials suitable for virtually any...
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How to specify pulleys for synchronous belt drives
When designing a belt drive system, the first step is to choose the most suitable belt for the application. But the pulleys also play an important role in the performance of the belt — especially in...
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BRECOflex launches new BRECOroll timing belt
BRECOflex CO. is launching a new timing belt. It’s the company’s most innovative timing belt to hit the market since its move-series in 2014. It’s called BRECOroll. Typically, toothed timing belts used...
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How to account for belt and pulley inertia during system design
In order for a motor to accelerate or decelerate a load, it must overcome the load’s inertia, or resistance to change in motion, as explained in Newton’s First Law. In belt-driven linear motion...
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Causes of tooth shear in synchronous belts, and how to avoid it
Synchronous belts transmit power via positive engagement between belt teeth and pulley grooves, making them suitable for applications that require high torque and making them less prone than...
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Belt-driven linear actuators feature greater load capacity
Rollon has updated its SMART SYSTEM lineup of belt-driven linear actuators with a rugged new design that supports heavy loads and ensures low maintenance operation in automated manufacturing, packaging...
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