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torque due to controller speed regulation, even though the regulation is poor. By proper adjustment, the drive can slip back sufficiently to wind a full roll without the torque becoming exorbitant. With this type of winder control, the tension would tend to be light at the beginning of
Get PriceA center driven winder with a 10:1 build range on a line with a 10:1 turn down range must operate over a 100:1 speed range! This winder speed reference curve can be easily produced though by dividing the web line speed by the winder roll diameter. Carotron has several interface products that can do exactly that.
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Get PriceMultiply that ratio times the range of line speeds, which may range from 450 ft/min for very thin film down to 30 ft/min for very thick film, a range of 15:1. That means a winder needs a speed range of 1500:1 to run that array of products today.
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Get PriceIn this simple example, the MLP-Trim controls the line speed of this simple, single motor process. As the diameter builds, the MLP-Trim slows down the motor, keeping the surface speed at the 560 feet per minute displayed. This center-driven setup avoids the complexities of a surface driven winder. The MLP-Trim is acting as a smart speed
Get PriceLevel Winder: The winder control has adjustable tension so it adjusts to the line speed automatically. Two models are available with either a fixed or adjustable traverse rate. In both cases, the winder tension is separately adjustable. The DC motor and control offer outstanding speed range and can be further customized for your application.
Get PriceWhich Winders for You? ... However, when the pressure roll is driven to control the webs tension, then the torque induced through the center of the roll can be independently controlled to adjust the winding rolls hardness profile. ... Boosting Extrusion Productivity - Part III
Get PricePut a lid on it. Clutches sometimes provide slipping action for other applications such as torque control. In one example, a capping head assembly uses a hysteresis clutch to apply caps on bottles ...
Get PriceExtrusion I Cast & Blow Film Lines I Quality Control R & D, QC, Lab & on-line application ... Continuous display and monitoring of speed, torque, melt pressure and melt temperature Operation Ergonomic, TFT control panel ... manual rotation adjustment, film tension control and speed control. A speed
Get PriceComplete your extrusion line and wind up your extruded round strands or hoses, e. g. filaments for 3D printing Ergonomic control panel with touch screen *Oscillating unit ensures even and steady winding of the extrudate *Modular and compact design: vary between roll or belt haul-off *Precise setting of the haul-off speed
Get PriceThe figure above is a Louis Allis control system from many years ago, that was designed to regulate an eddy current clutch center winder. Since an Eddy Current Clutch is essentially a torque machine, this board looked at the line speed vs the actual winder speed to calculate the buildup of material.
Get PriceWhich Winders for You? ... However, when the pressure roll is driven to control the webs tension, then the torque induced through the center of the roll can be independently controlled to adjust the winding rolls hardness profile. ... Boosting Extrusion Productivity - Part III
Get PriceGoogle "winder tension control" to see a few. Further searches on the Rockwell, ABB and Siemens sites will fill in the details. As a rule of thumb, Torque Control with a web tension feed-back is preferable in most cases where good tension control is needed when high speeds (500 - 2000 m/min) and fast ramp up/down is needed. What speed are you ...
Get PriceA Simulator of Winding Machine Controller using LabView ... torque & speed control Dancer with ... The calculations of each data in the control loop for un-winder: Line-Velocity ...
Get PriceReasonable price Pe Geocell Extrusion Line - PVC Decorative and Transparent PVC Sheet Production Line Xinquan Plastic ... 3.The temperature control accuracy reaches to 1 C, can precisely control plasticizing process and sheet thickness and smooth. ... The Winder motor device with high torque, can adjust the retractor tension to make ...
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Get PriceA simulator of winding machine controller using LabView environment ... Line Speed Setting ... It is believed that the conceptions of control presented in this paper will be of assistance in the ...
Get Priceand rewind zones is very dynamic. Roll diameters are constantly changing, so torque and speed must be constantly adjusted relative to changing roll diameters. Tension and speed in the internal zones is much more stable since roll diameters in these zones does not change. However, some control is required to set and maintain desired levels. Web
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Get PriceThe figure above is a Louis Allis control system from many years ago, that was designed to regulate an eddy current clutch center winder. Since an Eddy Current Clutch is essentially a torque machine, this board looked at the line speed vs the actual winder speed to calculate the buildup of material.
Get PriceA wide variety of pneumatic winder options are available to you, such as automatic, semi-automatic. There are 320 pneumatic winder suppliers, mainly located in Asia. The top supplying countries or regions are China, Pakistan, and Sweden, which supply 99%, 1%, and 1% of pneumatic winder respectively.
Get PriceArticle explains how an extruder controller works to control speed and torque for industrial extrusion machinery. Four Quadrant Motor Control. This article provides information about four quadrant control and how DC drives with this feature can provide benefits for industrial motor operations.
Get PriceThe compact size of CCS Machinery Trim Winders allow them to be portable and to fit in space-restricted areas. With easy speed and torque adjustment controls, CCS Trim Winders provide an effective and efficient means of edge trim winding of almost any type of material into a spool.
Get PriceImproving Slitter-Winder Performance on Differential Winding Shafts with the X-3400 Controller - Montalvo Corporation ... Improving Slitter-Winder Performance on Differential Winding Shafts with the X-3400 Controller ... The Montalvo X-3400 Rewind Controller uses the line speed reference and the diameter reference to automatically maintain ...
Get PriceCenter Winder Specification ... The motor RPM of the center wind varies with roll diameter and line -speed. The motor torque ... adjustment to a torque control or a speed trim to a dancer control. Tension is measured and controlled by means of force transducers, (load cells) or
Get PriceBTW, I want to know how to calculate actual diameter of material, tension control and taper torque. We use dancer roll to control the tension. Dancer roll need 4-20mA signal to control the tension. Tension setpoint will setup using 10K pot (0 - X lb). My idea for tension control is using PID to generate the control
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Get PriceAt present, we will install scale in the HDPE extruder machine, which can control the speed and weight of feeding, so it can control the thickness of pipe in production. We just test one 20-160mm HDPE pipe extrusion line for our client, you can check its speed for 20mm, and we are making 50-250mm PE pipe extrusion line in our factory now, if ...
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Get PriceAs the P.I.D. control is supplied by either PLC or digital thermostats, temperature control over the zones of barrel is done on extruder. Dosing unit, feeds barrel with raw material, making revolution adjustment straight proportion with screw speed through frequency control inverter.
Get PriceTandem foam extrusion line including Opticell die for high quality and throughput. ... plus individual control of each roll speed; WD-100A sheet winder. Also, Alternate Polymer tubing extrusion ...
Get PriceThe second is a feedback control method configured to provide a wide enough speed range and degree of speed control to maintain constant speed of a changing load. Consider an application, such as a conveyor drive, where the load varies at any given moment, and the speed must be adjustable or synchronized with some other process action.
Get PriceEquipment Options: Controls, Add-ons & Upgrades. ... Extrusion Control Line Retrofits (Extrusion Process) ... Each style oscillator is driven by a small stepper motor which allows for higher torque capacity and variable speed. Oscillators are easily configured to follow a variable line speed reference. These units have proven very versatile in ...
Get PriceParallel Twin Extrusion Line for SPC Flooring, Spc floor production, SPC flooring machine, Manufacturer, suppliers, in China ... The winder adopt high torque motor, which cooperating with four shaft automatic strain control can adjust the winding speed and winding strain to obtain the smooth winding. The slitting device can cut the sheet free ...
Get PriceThe example in Figure 3 describes an example of load cell torque control. Figure 3: Closed Loop Torque Control (with load cell sensing) Center Winder. Speed setpoint Correction Tension Control is closed loop, with web speed reference and either dancer position or a tension feedback from a load cell.
Get PriceBench Model Fiber Line Two godets, 24 inch oven and manual control panels placed on godets . ... Small torque winder for fiber and filamentwith adjustable rate traverse. ... Control Height Adjustment . RANDCASIIE . BANDCASTLE CLEAR HOT- RANDCASIZE RANDCASTZF 9 9 . HOT- BANDCASTZE CLEAR
Get PriceDCS800 Winder Description Indirect Tension Control Package. ... torque. Therefore it is important to adjust the torque- and compensation function blocks. The tension ... Actual line speed (or line speed reference) is necessary during running Tension reference is necessary M M T n
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Get Pricethe perfect in speed and positioning control for error-free high repeatability and ... Optimum tension is achieved by an advanced control algorithm that calculates each successive wrap diameter to adjust coil speed and traverse motion relative to the ... MTC Conair Coiler Winder spool tubing dual single servo extrusion line flexible winding ...
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Get Price>I have a question. Does anyone have a generic winder control algorithm >that commands the dc motor control to slow the speed of the shaft down >as the diameter of the winder increases? I wrote one once on a drive that did not support a winder block. I used a PID loop to regulate the speed of the line encoder by varying the speed of the winder.
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Get PriceThe AHDW is a new heavy-duty/ Jumbo Winder, that operates designed for producing large packages up to 18 kg (in polypropylene) online ON THE XTUSION PLANT. The winders operate accordance to tying twine and baler twine, Dan line. ... Precision cross winding; Individual on/off switch with speed controller for every spindle. Feed from direct ...
Get PriceThe second is a feedback control method configured to provide a wide enough speed range and degree of speed control to maintain constant speed of a changing load. Consider an application, such as a conveyor drive, where the load varies at any given moment, and the speed must be adjustable or synchronized with some other process action.
Get Pricediscusses the winding principles used on all winders to control in-wound tension or roll hardness. It explains how to determine the proper amount of web tension for ... responsibility of the winder operator to make sure that the winding process does not ... the operation at a much lower speed, which greatly affects the production process.
Get PricePE PP Geocell Sheet Extrusion Line ... mirror finished surface for suiperier surface properties and excellent thickness control.Independent roller temperature control system is able to make sheet thickness uniformity. 7. Winder is equipped with high quality torque motor,it can adjust rewinding speed and tension. 8. This sheet production line ...
Get PriceThe winder adopts high torque motor, which cooperating with four shaft automatic strain control can adjust the winding speed and winding strain to obtain the smooth winding. The slitting device can cut the sheet free width. ... SPC floor has a wide selectioSpc flooring extrusion line
Get PriceIntended use . The Winder can be used as a downstream unit in any extrusion line for taking off and winding up round strands and hoses made of different materials such as elastomers, thermoplastic elastomers or thermoplastics.
Get Pricedifferent methods of control be it either speed or torque. ... diameter changes, the operator must adjust the control output as he thinks it is necessary. Manual Systems. ... Identify what is setting line speed Use a torque device to control tension Summary (dos and donts)
Get PriceIn a winding system, it is very important to control the tension precisely. Based on the process of rewinding and unwinding, a sensorless tension control method with PI parameters of adaptive speed controllers is proposed in this paper. According to the principle of torque balance, a tension observer is designed to replace the tension sensor, and the observed value instead of the measured ...
Get Priceincreasing inertia with buildup diameters, speed changes, and other operating condition changes. A basic compensation is motor and gearbox inertia compensation. Acceleration torque is given by the equation: The material inertia built up on the winder is another variable that is commonly compensated for in a winder control.
Get PriceAn automatic dancer position controller or dancer controller that is already integrated into the electromagnetic dancer as a PID controller is used for the active tensile force control of the electromagnetic dancer in combination with a speed-adjustable motor, capstan or winder.
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Get PriceHigh speed winder is applicable for winding sewing thread, embroidery thread, nylon thread etc. yarn cone winder features availability of computer based separate control of each single spindle, a frequency change and slotted spool yarn guide device, an electron magnetic tension force control system, a pump based cycling type oiling device, etc. characteristics of a good shape
Get PriceFrictionfree drive of winder head and traverse mechanism by three-phase motor with constant speed via inductive torque transmission. Balancer for obtaining a constant tape tension; regulates the winding speed and adjusts it progressively to the extruder speed. Technical Data:
Get Price(8) Winder device: adopts high class torque motor, could adjust freely speed and winding tension force; (9) Automatic meter counter available to set sheet length. Technical parameter of 3 horizontal roller calendar plastic sheet extrusion production line
Get PriceWinder, Pipe Winder, Plastic Pipe Winder manufacturer / supplier in China, offering Plastic PVC/HDPE/PPR/Pert Pipe/Tube/Hose Single Station Coiler Winding Machine, Conical Twin Screw Extruder for Granulating/Sjsz Series Plastic Conical Double Screw Extruder, Conical Twin Screw PVC Pipe Sheet Profile Plastic Extruder and so on.
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Get PriceUsed Extruders & Extrusion Machinery. Gala Model 6 Control Panel 1995 ... Computech Manufacturing Co. 2 stage rubber compounding/sheet extrusion line Extrusion Line (Compounding) ... -Electronic programmed counter -Winding station driven by variable speed torque motor -Pneumatic roll dispenser & blow tension release -Emergence shut down -2 ...
Get PriceAir Pressure Controller: For free extrusion applications, ... both line speed and traverse rate adjust to speed of the capstan making it easy to operate. The winder uses off the shelf plastic cores and is equipped with quick locking collars to simplify operation. RANDCASTLES Capstan Multiple wrap capstan pulls small cross section extrudates ...
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Get PriceSheet thickness can be regulated by screw and processing roller. 7. Separated roller temperature control system to control the temperature of the processing roller to gain even sheet thickness. 8. Winder with big torque motor and the speed and tension force is adjustable. 9. Automatic metering device can pre-set the length of the product. 10.
Get PriceThe machine"s high-torque, low-speed motor eliminates the need for gearbox and attendant radial bearings and drive-belt adjustments. ... New TrueWeigh extrusion control system is a gravimetric ...
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