Consult montalvos entire brake for web tension control catalogue on directindustry. Unwind tension control brake mounted on shaft of unwind spool or. The companies featured in the following listing offer a comprehensive range of brakes. Pdf tension control is a wide used technology in areas such as. Tension control, as well as a variety of related products and services. The owecon owb140180240 series pneumatically controlled brake is the new line of small rotor brakes for unwind solution. The name for wichitas modevo tension control brake is derived from modular and evolutionary, terms that describe it perfectly. This diameter is sensed with a tension controller type tc which reduces the voltage applied to the brake. Tension control and winder applications variable frequency. Since 1974 among the leader of equipment for converting machinery. Wide torque ranges, high heat dissipation, quality construction, reduced maintenance, and better performance for your process. The warner electric xctrl controller and x2drv driver are specifically designed for the unique requirements of tension control with dancer arm or load cells.
Welcome to the premier industrial source for brakes. Tension control and winder applications exist in virtually all industries. Magtrol hysteresis brakes offer frictionless, nonbreakaway force for tensioning materials during slitting and many other material processing operations. Wichita clutch i modevo tension control brake single actuator modevo tension brake performance for lighter tension duties the name modevo comes from wichitas modular evolutionary design of tension brake. Web tension control closed or open loop configurations the double e tension controller is a din rail mountable controller that is configurable for multiple uses. But as the unwind diameter gets smaller, the brake torque must be reduced to keep the tension constant. Designing unwind tension control new era converting.
Here is a comprehensive list of current montalvo tension brake drawings in pdf, dwg, and 3d sldprt format. Find a local contact today for more information about magpowr magnetic particle tension control technology. The tension is controlled by the brake, although its limited capability is somewhat improved by the smooth control of the mlptrim. The mechanics of tension control converter accessory corporation. Hysteresis brakes and hysteresis clutches are used in many tension control and torque control applications. The coil resistance will increase with temperature, but should be approximately equal to the nominal resistance value provided in the coil data chart.
The white paper is titled design considerations in unwind tension control systems. The tcs20011h is a manual analog control for any 24 vdc tension brake. Magpowr digitrac 2 instruction manual pdf download. Modevo tension control brake wichita clutch pdf catalogs. Its about more than just precise tension and pinpoint control.
Magpowr tension control technology maxcess americas. Combiflex pneumatic brakes, since 1974, have been representing the benchmark for the converting industry and most of all for corrugated machines. Some older reels used to refer to it as a spool brake. Tension zones and nip induced tensiontension zones and nip induced tension different processes require different tensions. Control head rotation tension control head rotation tension adjustment. Market leader for tension control products used in the web processing, printing and finishing industries over 100,000 tension transducers installed. Manufacturer of web tension control and pneumatic brake powder brake, pneumatic brake, pneumatic tension control and led stroboscope offered by k m trivedi engineering pvt. All data entry and calibration is done through the touch pad keyboard. Manufactures brake, mechanical chucks, roll pusher, tension control for industry of paper, corrugated, film, tissue and cable. Pdf the study and design of tension controller researchgate.
Its about the quality, service life, and performance of each component. Analysing and preparing a project in tension control requires good analysis support. Nexens web tension sensors include load cells for measuring the force applied to a sensor roller, roll diameter sensors, and rotary sensors used with dancer systems. Because of our simple, flexible speed adjustment and control characteristics, dynamatic eddy current technology provides an inexpensive and accurate means of solving tension control challenges. Your proven service leader with reliable delivery since 1972. Electromagnetic tension clutches and brakes warner electric. Tension can also be calculated if you know the model of a brake or clutch, the output level to that brake or clutch at a given roll diameter. The xctrl controller combines leading technology with advanced functionality to create a performance driven, convenient and easy to operate tension control system.
Hydraulic power uses pressure to work the winch, a simple way to control the tension on the mooring line. Pneumatic brakes combiflex, web tension control re spa. Warner electric offers the most complete product line dedicated to the tension control market. If an unwind brake is used to create tension, this brake must be set with the correct torque to give the desired tension. Mounted on the roll stand unwinders, they represent the best solution to guarantee a perfect and precise web tension during the whole process. Sensors web tension and control sensors are the input devices used with tension control systems and web guide systems. Operation torque stopping force is proportional to air pressure. Like the hysteresis brake, the magtrol hysteresis clutch develops torque strictly through a magnetic airgap, ensuring an absolutely smooth transmission of torque from the drive unit to the driven element. Pneumatic brakes, load cells, tension control, web guide and more. It can also accept a 010 vdc or 420ma analog input. Precision gap control using hysteresis brake and photo sensor. Manufacturer of a wide range of products which include magnetic powder brake, powder clutch, magnetic particle clutch, powder clutch, and tension brake. Examples of belt tension and horsepower calculations six problems belt conveyor drive equipment backstops brakes brakes and backstops in combination devices for acceleration, deceleration, and torque control brake requirement determination deceleration calculations.
Our owb brakes use regulated air pressure to control web tension in unwind applications. Double e ee250 pneumatic brake products for any roll stand longest pad life, no squealing. For control of pressure tension to pneumatic brakes. Centrifugal brake system sideplate screws line out alarm select models. Web tension control and pneumatic brake powder brake. Modevo tension control brake versatile, costeffective performance the name for wichitas modevo tension control brake is derived from modular and evolutionary terms that describe it perfectly. View pdf detail sheets below for more information sensiflex design features sensiflex is the smoothest, most controllable friction brake for tension control in the market today.
A brake controlled unwind can only apply torque in the opposite direction of shaft rotation. Finally, an example shows how to code a servo application for taper tension control of a rewinder. You can also download specifications and pdf pages or submit an rfq for. Also, for large core to full roll diameter changes, the cx1010 performs better than the mlptrim. Market leader for tension control products used in industrial. Its about the knowledge, and expertise that goes into every product. Modular because braking systems to suit diverse tensioning applications can be assembled from a minimal number of modules common to the entire. Hysteresis devices for tension and torque control magtrol. This type of controller detects the reel diameter using sensors and controls the unwinding and winding torque. If the drawing you need is not on this list or you require a different format please contact us. Products include high precision linear and rotary systems, linear locking components, pneumatic brakes and clutches, torque limiters and electronic tension controls.
Web tension control ultrasonic diameter sensors double e. The tension control specialists 893tbpid101 printed in usa tension stable tension control compensates for process deviations that cause web and roll defects. The control is a constantcurrent output type that uses a front panel or remote potentiometer to adjust the output. It can also accept a 010 vdc or 420ma analog input for adjusting the output. Pneumatic tension control brakes montalvo corporation. Web tension and control sensors are the input devices used with tension control systems and web guide systems. Darrell whiteside, sales channel manager tension control maxcess international this presentation is intended to take the mystery out of web tension control. Cycle the brake with the machine off to assure engagement and release. Modular because braking systems to suit diverse tensioning applications can be assembled from a minimal number of modules common to the entire modevo range. Tension brake drawings v, cs, hps, hp, cd, pb and standard. Buy pneumatic tension control brakes direct from motion industries. T800a tension control brake open design, air engaged, release spring, qd bushing type, 0.
Modevo tension control brakes industrial products wichita. Shop tension control clutches at and browse our extensive selection of industrial parts and supplies for all your mro needs. The unit can be used standalone with color tp hmi or integrated into the users logic system. For more than 45 years, magpowr has led the industry by engineering controls, sensors, and torque devices for all types of magnetic particle tension control applications that consistently deliver results. It is intended for operators, designers and engineers who would like a better. Dfe manufactures, sells and services a complete line of tension measurement, tension display and tension control products for a wide variety of industries worldwide.
This presentation is intended to take the mystery out of web tension control. Unwind tension control by means of follower arm with potentiometer, hysteresis brake and controller. Ambassader round reels are capable of up to 12 lbs of smooth and reliable drag tension. Nexen 820604 t600a tension control brake open design, air engaged, release spring, qd bushing type, 0. Double e offers a variety of web tension control products including controllers, load cells, load cell amplifiers, sensors, etc. Our owb brakes use regulated air pressure to control web tension. Shop tension control brakes at and browse our extensive selection of industrial parts and supplies for all your mro needs.
The long experience in the market led us to develop high performance controls able to operate in open and closed loop with brakes. Pneumatic brakes, load cells, tension controllers, web guiding system and more. The unwinding tension is determined by the brake torque of the powder brake installed in the unwinding section. Montalvo manufacturers a complete line of web tension control products to meet the. Belt conveyors for bulk materials fifth edition chapter 6. Critical tension control is key to problemfree web operations. As creators of the original air cooled brake, montalvo is continuously recognized as industry leading in tension control brake technology.
For better performance, the rest of this paper gives a wide range of options for better tension control. Load cell amplifiers from double e for web tension control systems. Dual brake reels work best if you set the internal pins to control the cast for most conditions and then set the mag dial to. The following is part two of a series of 3 blogs that will go through a white paper written by new era converting machinerys bob pasquale. Sensiflex brakes are designed for use in slip applications, typically to maintain tension on a web during unwinding or other tension control applications. Part 1 offered an overview of the entire paper and what to expect in coming blogs. This method can accurately control tension with regard to the set value. Operator controls brake manually in this example, the operator checks the web tension, then sets. Pneumatic tension control brakes motion industries. Find a local contact today for more information about magpowr magnetic particle tension control. Permanent magnet and magnetic particle clutches and brakes. Pneumatic brakes and web tension control for paper.
The unwinding tension is determined by the braking torque of the powder. Problems associated with winding or unwinding of web materials are described. Tension control systems for light, medium, and heavyduty. By knowing the torque output of the brake or clutch we can plug the values into torque roll radius x tension and extrapolate the actual tension the brake or clutch is delivering to the web. Web tension control web tension controllers double e.
Modevo tension control brake actuator options friction pad options the name for wichitas modevo tension control brake is derived from modular and evolutionary terms that describe it perfectly. Modular because braking systems to suit diverse tensioning applications can be assembled from a minimal number of modules common to the entire modevo. Whats the difference between torquecontrol solutions. For keeping the tension constant, it is necessary to. Powered magnetic particle units give extremely fast response and since torque is almost linear to the currentvoltage applied, precise tension control can be achieved with a very simple control structure. Double es ee250 is a timeproven, highperformance and easytofit pneumatic brake design. The original modevo tension brake was launched in 2000 and has been highly successful in the global tension market. Control the amount of drag by turning the adjustment star inside the reel handle. A full range of tension control systems and components for light, medium and heavyduty tensioning the warner electric difference electronic, pneumatic and electric technology tensioning solutions designed for economical operation, high performance and easy installation. Warner electric electromagnetic brakes find an optimum use in tension control when associated with the new digital. Warner electric introduced the first electric brake more than 50 years ago. With all these features, it makes you wonder why youd consider using any other tension control brake. Dover flexo tension measurement components or a closed loop control system can be integrated smoothly into your press web path in only the tension zones that need them.
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