Motion and Controls Reference Materials

Description: Plastic gears are continuing to displace metal gears in a widening arena of applications. Their unique characteristics are also being enhanced with new developments, both in materials and processing. ...

Description: If you're replacing your belts more than once per year, it's time to analyze your drive. From belt crimping damage to high belt installation tension to sprocket misalignment and adverse environmental ...

Description: End user productivity went up 30% after a state-of-the-art retort-basket unloading system was designed as a replacement for a largely mechanical predecessor. ...

Description: Festo's H-gantry EXCM provides precise and fast positioning in cramped installation conditions ...

Description: A customer sizing an elastomer insert coupling recently asked us if using a larger body size would provide better vibration damping ...

Description: The first step in determining the size of a linear actuator needed to move a specific load requires the user to calculate translational force ...

Description: With funding from the U.S. Navy Research Laboratory, Virginia Tech's RoMeLa laboratory is designing and building their Shipboard Autonomous Fire Fighting Robot, or SAFFiR. ...

Description: In the world of robotics engineering there are two primary ways to view how a robot walks. Either the robot has to be quasi-statically stable at every moment of movement, or it can walk like a human ...

Description: Determining how long a friction clutch or brake will last has much to do with application. Cycle rates, revolutions per minute and the air pressure required to produce the torque to drive or stop the ...

Description: Marking of electrical equipment for use in potentially explosive atmospheres ...

Description: Without proper web tension, the following problems can occur:Telescoped or Dished Finished Rolls; Wrinkles; Web Drift; Web Breaks; Poor Printing Registration; Laminated Roll Cur ...

Description: What is a ball detent torque limiter? What are the advantages of ball detent torque limiters? How do you size a mechanical torque limiter? ...

Description: Roller Chain,Conveyor Chain,Leaf Chain etc ...

Description: Stainless steel chain,Nickel-plated chain, Galvanized chain, Chrome chain,Self-lubricating chain,O-ring chain,Rubber chain ...

Description: Linear actuation plays a critical role in a wide range of products and processes in factory automation, packaging, medical devices, and many other fields. Linear actuators are commonly divided into ...

Description: Electronic current limiting is not always a 100% effective way to prevent torque overloads in a mechanical system ...

Description: UniSlides have successfully been used in environments like, clean rooms, outdoors, underwater, in vacuum, attached to aircraft, on naval ships, and in outer space. ...

Description: Overview: Automation products are becoming more popular in today's household. The video below shows an example of one way automation is used in the average home today. With the help of this video and ...

Description: Automatically reclining couches are becoming very popular in the furniture market. Many customers have asked how they can add this setup with the furniture they currently have. If you have a couch ...

Description: Using linear actuators Chef Francios will be developing innovative methods to create a multipurpose room that can be used for a number of completely different applications. These many uses were not ...

Description: The trapezoidal or square wave current brushless servo is characterized the same as a brush-type servo drive and is generally well understood. The principles of sizing the sinusoidal brushless servo ...

Description: The traditional permanent magnet DC servomotor has been the industry workhorse for many decades in high performance servo drive applications. The primary reason< for this is that the DC servomotor is ...

Description: Bipolar drives supply steppermotor windings with current waveforms that look like square waves when fully stepping or sine waves when micro-stepping at a high resolution. The waveforms shown in the ...

Description: riding on angular contact ball bearings or crossed roller bearings?" After ascertaining your application's requirements - stroke length; velocity; applied load; mounting space; duty cycle; required ...

Description: High intensity heat must be applied to the joint area for this application so that thermal conduction of the copper does not sink away the heat delivered from the induction process. ...

Description: Selecting a DC motor for a particular application can be a rather involved process and should be done in close consultation with MICROMO's application engineers. If your application demands a ...

Description: The Complete Guide to Chain provides a comprehensive reference for chains used in power transmission and conveyance applications. Everything from the basics of chain, through to specific industrial ...

Description: WJT242 has a torque constant of 0.009W with (W) representing the load in pounds and a tare torque of 4 inchpounds (page 22). Using 350 RPM on the input shaft and a 2000-pound load results in the ...

Description: Requirement: Identify the different ways drives can be turned on/off, and advantages of each ...

Description: Requirement: Operate the MD Series at two or three preset speeds Solution: Use the UIN1 and/or S2 inputs in Jog mode - when either switch input is closed the drive will change to that input's preset ...

Description: * DP4 used for digital, repeatable traverse speed set * DM8000 configured as Up/Down Counter * DM8000 alarm configured for In / Out Of range * Requires quadrature pickup (Dart PU-20EQUAD) on traverse ...

Description: A true P-I-D speed control algorithm is employed in the MD Plus and MD II Series which allows for precise response to motor loop speed or load changes. The three parameters Proportional, Integral, and ...

Description: Requirement: For safety and other considerations it is required that the MDPlus Series drive with 420 option, when used with plc/SCADA system, be able to override locally the plc/SCADA drive enable ...

Description: MD10P Motor Stall; Drive Shutoff and Alarm Concept ...

Description: A flexible shaft transmits rotary motion much like a solid steel shaft. But, it can be routed over, under, and around obstacles that would make using a solid shaft impractical. ... ...

Description: We describe an optical method capable of tracking a single fluorescent molecule with a flexible choice of high spatial accuracy (~10-20 nm standard deviation or ~20-40 nm full-width-at-half-maximum) ...

Description: The form of the malaria parasite inoculated by the mosquito, called the sporozoite, transforms inside the host liver into thousands of a new form of the parasite, called the merozoite, which infects ...

Description: One century after Mie's original paper, Mie scattering is still a fertile field of scientific endeavor. We show that the Mie scattering distinguishes the topological charge of light beams with phase ...

Description: Several lines of evidence indicate that very large G-protein-coupled receptor 1 (Vlgr1) makes up the ankle links that connect the stereocilia of hair cells at their base. Here, we show that the ...

Description: Inner ear mechanosensory hair cells convert mechanical vibrations into electrical signals via the coordinated interaction of multiple proteins precisely positioned within the sensory hair bundle. ...

Description: The hair bundle is both a mechano-sensory antenna and a force generator that might help the vertebrate hair cell from the inner ear to amplify its responsiveness to small stimuli. To study active ...

Description: The task was to make a completely new tube processing machine to suit the needs of a scaffolding pole manufacturer ...

Description: Our client is an specialist manufacturer of custom made machines. Having supplied machines for different industries, our client wanted t build a machine to make the grooves and marks for bowling balls ...

Description: Our client was in charge of upgrading the control system of a tube profiling machine including changing the stepping motors for new servo motors ...

Description: Unfortunately, energy efficiency is subjective; what is efficient in one company or in one application will undoubtedly be inefficient in another application, even if the specifications are similar. ...

Description: The study of molecular dynamics at the single-molecule level with fluorescence correlation spectroscopy (FCS) and far-field optics has contributed greatly to the functional understanding of complex ...

Description: TRM helped a food machine manufacturer to automate a dough depositor machine by using a 3 axis motion controller with colour screen and keypad ...

Description: Are all gears really alike? The answer is definitely no! There are four basic styles of gears. *Spur Gear: The spur gear has a helix angle of 0° *Helical Gear: This is an angle toothed gear. The angle ...

Description: The torque constant, Kt, of a motor is a very useful parameter for sizing and controlling motors showing a linear speed/torque relationship. Both DC brush type and brushless motors exhibit this linear ...

Description: Noise is often the single toughest challenge faced by design engineers when developing products, especially in medical applications. The inherent noise issue with many types of motors is the brushes. ...

Description: Our client wanted to upgrade its milling machine with new technologies without spending lots of money on a CNC controller, motors or drives. ...

Description: One of the most critical parts of this type of motor is the interface between the brushes and the commutator. Poor material selection and improper design considerations can affect both the life and ...

Description: For design engineers in the process of selecting components for an application the motor or gearmotor can be one of the more difficult components to source. There are several key design parameters ...

Description: Our client manufactures custom made machines for different industries, this time he had a request to build a machine to make Sash Windows faster therefore production costs.. ...

Description: When specifying and selecting a gearmotor, it is critical to know and understand the gearmotor system power, not just the motor power. When specifying or selecting a gearmotor for an OEM application, ...

Description: Shaft brakes are used to stop and hold the propeller shafts in case of an emergency. Each propeller shaft is equipped with two Dellner Brakes type SKD 4x100 pressure applied caliper disc brakes ...

Description: The brake system on each of the energy absorbers consists of two Dellner Brakes type SKD 4x75 hydraulically applied disc brakes working on a 1400 mm (55.1 in) diameter brake disc. The arrester system ...

Description: Each propeller shaft now has installed one Dellner Brakes type SKD 65 pressure applied disc brake operating on a 600 mm (23.6 in) diameter brake disc. With 59 bar (856 psi) hydraulic pressure to each ...

Description: OVAKO operates several ASEA cranes equipped with old ASEA spring applied, hydraulically released brakes. (ASEA no longer produces brakes). High maintenance of the old worn brakes and high spare part ...

Description: Each brake system consists of a Dellner Brakes type SKD 2x100 hydraulic pressure applied disc brake working on an 1160 mm (45.7 in) diameter disc and a pressure intensifier system. The brakes are ...

Description: Each engine shaft is equipped with four Dellner Brakes type SKD 50 hydraulically applied disc brakes operating on two 495 mm (19.5 in) diameter discs (2 brakes per disc). The brakes are activated with ...

Description: Each of the two drive shafts is equipped with a 1150 mm (45.3 in) diameter brake disc and eight Dellner Brakes type SKD 80 hydraulically applied disc brakes. The pressure for the brakes is provided by ...

Description: Winches for two cranes with lifting capacity of 33,5 tonnes (36.8 st) respective 51,5 tonnes (56.6 st). The disc brakes work as both parking brakes as well as emergency brakes. Due to the limited ...

Description: Length 294 m (321.5 yd). Propulsion power 39 MW (52,300 hp). Max speed 24 knots. Maximum number of persons on board including the crew is 3450. The brake system for each ship consists of two Dellner ...

Description: Emergency/parking brakes for hoisting winch drives on a ro-ro catamaran ferry bridge. The purpose of the brakes is to hold the bridge between the dock and catamaran ferry during car and truck loading. ...

Description: A Dellner SKP 220 spring applied, hydraulic released caliper is mounted on each of the two Ridderinkhof swing winches on this Vosta LMG built CSD for end user Arab Potash at the Dead Sea in Jordania. ...

Description: Each of the eleven vessels is powered by 2 x Wärtsilä 16V25 main diesel engines which provide a total propulsion power of 7360 kW (10000 bhp). Each propeller shaft is equipped with a shaft brake ...

Description: The purpose of the brakes is to slow down and/or stop the elevator during an emergency. The application consists of four Dellner brakes type SKP 95-27 spring applied, hydraulically released disc ...

Description: Each propeller shaft is equipped with a Dellner Brakes model SKD 2x100 hydraulic pressure applied disc brake operating on a ø 750 mm (29.5 in) brake disc which provides a brake torque of 28 400 Nm ...

Description: Each propeller shaft is equipped with a Dellner Brakes model SKD 4x100 pressure applied disc brake operating on a ø1050 mm (41.3 in) brake disc. The primary function of the brake is to hold the ...

Description: The propulsion brake systems on Queen Mary 2 consists of four Dellner model SKD 100 hydraulic pressure applied brakes working on a brake disc ø1300 mm (51.18 in). Each Mermaid Pod uses this system, ...

Description: In 1997, deck machinery was delivered to Statoil´s oil rig Norne, 200 km (125 mi) off the Norwegian coast. Similar deck machinery was also delivered to the oil rigs Åsgard, Visund and Troll. Dellner ...

Description: Four Dellner Brakes type SKD 80 hydraulic pressure applied brakes installed to operate on 4 x 610 mm (4 x 24 in) diameter discs. One disc per drive wheel. Special seals for low temperature (-45 °C/-50 ...

Description: In the process of welding tubes/pipes to an endless pipe, Dellner brakes are mounted on the transporting system. Every time the tubes are welded together the transporting system is put on holding ...

Description: The SY Alithia has a MTU-6R 183 TE 93 main engine, rated at 441 kW (591 hp) at 2300 rpm that drives a Servogear propulsion system with controllable pitch propeller. Dellner Brakes AB supplied a ...

Description: Side scene and stage light winches with lifting capacity of 4 and 5 metric tons (8,820 and 11,025 lb). The purpose of the brakes is to stop and hold the stage lights/side scenes at the desired height ...

Description: Two Dellner brakes, model SKD 65 (hydraulically pressure applied brakes), are installed on each of the two tram cars. The brakes are used in junction with the existing four-level electrical brakes. ...

Description: Rolls-Royce will supply different packages of components to the T45 destroyers. For example, the propulsion system, which includes a brake system. The brake system consists of Dellner Brakes well ...

Description: The brake is used to hold back torque in the drill string to avoid motor stall and to assist with positioning the drill bit when directional drilling. Dellner Brakes model SKD 50 hydraulic pressure ...

Description: Each of the horizontal turbines was refitted with Dellner Brakes type SKD 80 hydraulically applied disc brakes, which operate on 1000 mm (39.4 in) diameter brake discs. The brakes are required to slow ...

Description: Looking back in history, we know that first came the wheel, followed some time later by the motor. Both accomplish work and both are still in existence today with little variation... until recently. ...

Description: The ability to choose the most appropriate electric actuator company is a key part in project or product line development. In the automation process, actuators are the heart of the system. Most of the ...

Description: Ball screws and lead screws are critical components in today's motion technologies. Deciding which actuation option to use for your application depends on what you need your motion system to do - what ...

Description: The HETDEX project is the first major experiment to search for dark energy in the universe using a set of spectrographs to map the three-dimensional positions of one million galaxies. ...

Description: The human hand is undoubtedly one of the most universal and complex tools of nature. Researchers have been studying the characteristics and special features of this evolutionary design for years. Now ...

Description: A versatile robot actor, created in the UK, has beaten off international competition to become the public face of NASA's world-famous Kennedy Space Center. ...

Description: "The solution to these problems is to use a Schmitt trigger type device to translate the slow or noisy edges into something faster that will meet the input rise and fall specs of the following ...

Description: Operating the complex equipment deployed in modern mines requires judgment and skills that only can be acquired by an enormous amount of hands-on experience. Accumulating that experience in an actual ...

Description: Balancing tight cost constraints, addressing program viability questions, and dealing with severe environmental variables puts military vehicle designers in a constant search for measureable, ...

Description: Purchase and assembly of multiple components are rendered unnecessary because this actuator combines servo motor and planetary roller screw in one compact unit. ...

Description: Among the most vital material handling systems in use today are those that handle weaponry for the armed forces. Case in point: In Cincinnati, Ohio, Federal Equipment Co. is manufacturing 11 ...

Description: In the first installment of this series, "Calculating a practical hotspot safety margin", we discussed how two-parameter thermal models assume that the entire motor, including windings, exhibits one ...

Description: High-performance motion control demands compact and economical servomotors. Fortunately, because most servo applications only intermittently demand maximum continuous-torque motor output, a smaller ...

Description: The choice of hydraulic/pneumatic or mechanical actuators always depends on the application, but if application factors are equal, the roller screw actuator has some advantages. ...

Description: Operating the complex equipment deployed in modern mines requires judgement and skills that only can be acquired by an enormous amount of hands-on experience. Accumulating that experience in an actual ...

Description: Technological advances and changes in environmental, safety, and ergonomic requirements have increased motion control options and their capabilities. ...

Description: Conventional thermal models can be inaccurate enough to cause trouble when servomotors get pushed to their limits. ...

Description: Brushless DC (BLDC) motors have the performance advantages of DC permanent magnet motors without the need for motor brush maintenance. BLDC motors have the additional advantages of very high base ...

Description: Today's motion control equipment faces tougher challenges than ever before. Conveyors, and packing, sorting, and other positioning equipment often operate 24 hours a day, seven days a week. As demand ...

Description: As farmers strive to increase yields and reduce expenses, increased attention is being paid to overplanting. A major challenge for OEMs is developing a compact, reliable and economical method to ...