CN108928678A - Yarn coil electromagnetism active compensator and its control method at textile machine platform - Google Patents
Yarn coil electromagnetism active compensator and its control method at textile machine platform Download PDFInfo
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- CN108928678A CN108928678A CN201810528807.0A CN201810528807A CN108928678A CN 108928678 A CN108928678 A CN 108928678A CN 201810528807 A CN201810528807 A CN 201810528807A CN 108928678 A CN108928678 A CN 108928678A
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- Prior art keywords
- compensator
- yarn
- arm
- compensator arm
- control
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/005—Means compensating the yarn tension in relation with its moving due to traversing arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/10—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
- B65H54/103—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers forming frusto-conical packages or forming packages on frusto-conical bobbins, tubes, cores or formers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
- Looms (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The present invention relates to the yarn coil electromagnetism active compensators and its control method at textile machine platform.The compensator includes compensator arm, it is mounted on cylindrical magnet or on the axis with magnet, magnet or axis are rotatably installed between the magnetic pole extension of magnet around its longitudinal axis, magnetic pole extension is associated with the automatically controlled coil for being connected to current source and control device, and compensator includes the position sensor of compensator arm.The position sensor of compensator arm include be connected at least two of control device apart from one another by sensing element.The movement of the method control compensator arm, one end of compensator arm acts on yarn in the section between Yarn traction mechanism and yarn take-up device, and stable tension is maintained in the yarn, thus the position of sensing and compensating arm, and the signal of the position about the compensator arm is carried to the control device for yarn coil compensation, according to the operation of signal control compensator, the size of the power of the motion process of compensator arm and compensator arm.
Description
Technical field
The present invention relates to the yarn coil electromagnetism active compensators at textile machine platform comprising is mounted on cylindrical magnet
On or compensator arm on axis with magnet, cylindrical magnet or the axis with magnet are rotatably mounted around its longitudinal axis
Between magnetic pole extension, magnetic pole extension is associated with the automatically controlled coil for being connected to power source and control device, compensator packet
Include the position sensor of compensator arm.
The invention further relates to the methods of control electromagnetism active compensator, and wherein the movement of compensator arm is controlled, and is mended as a result,
It repays one end of arm to act on yarn in the section between Yarn traction mechanism and yarn take-up device, while tieing up in the yarn
Keep steady fixed tension.
Background technique
With the constant speed of the yarn produced by yarn winding on spinning machine（Such as open end formula spinning machine or
On air injection type spinning machine）Cross winding spool during, due to keeping yarn traversing across spool width, so yarn is all
It fluffs to phase property and forms yarn coil.Moreover, when yarn is wound onto cross winding spool, due to the difference at spool both ends
Diameter causes yarn coil to be formed.
Due to because of the constant speed of yarn production and the yarn caused by the constant speed of spinning unit traction yarn
The formation of coil or fluffing for yarn, thus need by periodically lengthen and shorten Yarn traction mechanism and winding device it
Between the length of yarn travel path fluff to compensate this.For this purpose, various compensators obtain using the compensator packet
Compensator arm is included, compensator arm is acted on yarn by one of its end, thus as needed in Yarn traction mechanism and yarn
It is lengthened or shortened the operating path of yarn at workbench in relevant portions between winding device.Therefore, compensator arm also exists
Stable tension is maintained in yarn, the tension is for being correctly required in spool by yarn.
The solution of known spring tensioner and the magnetic compensator with permanent magnet.However, according to increasingly increasing
Yarn production rate, these compensators meet with limitation recently, especially in terms of the dynamic mechanical of compensator arm, this make its hardly possible
To meet the technical requirements formed for spool and at the same time maintaining the simplicity and each individual component and entirely of construction
The easy and speed of the setting of device.
CZ PV 2014-399 disclose it is a kind of when with the constant speed of the yarn produced on spinning machine by reel for yarn
For eliminating the device of yarn coil when being wound in cross winding spool comprising captured with yarn removable with guiding device
Compensator arm, the path of compensator arm is intersected with the yarn travel path between Yarn traction mechanism and winding device.Compensator arm is rigid
Property be mounted on the output element of reversible twocouese controlled device, reversible twocouese controlled device is connected to control device, control
The position and/or direction of output element of the device processed for controlling reversible twocouese controlled device and/or speed and/or masterpiece
With.Reversible twocouese device is by suitable electric motor（Usually BLDC motor）It is formed, or the electricity by having cylindrical magnet
Magnetic device is formed, and the cylindrical magnet can be rotatably set in magnetic pole associated with control coil around its longitudinal axis and extend
Between portion.Since BLDC motor has had the built-in encoder of the rotation of its output shaft, thus the control of BLDC motor be based on pair
Know in the middle position of compensator arm.Here, the control of the calutron with cylindrical magnet based on compensator arm at least one
The data of a position sensor.
Therefore the compensator of creation has the advantages that several, especially in the relatively large amplitude of fluctuation of compensator arm and instead
In terms of speed of action.However, the shortcomings that in the presence of being made of following content：Limited mobility in some cases, especially
It is related to the particular demands of the operation executed during transient state and manipulation occurred at workbench, such as spun yarn, broken yarn, more
Thread-changing cylinder etc..
CZ PV 2016-102 describes a kind of solution of electromagnetic compensation device with cylindrical magnet, the cylinder
Shape magnet can be rotatably set in magnetic associated with the control coil for being intended to improve dynamic parameter and control around its longitudinal axis
Between the extension of pole.According to the solution, compensator arm and/or cylindrical dipolar and it is connected at least the one of control device
A position sensor is associated.However, the signal that CZ PV 2016-102 is not described more fully sensor is filled in control
It is how processed in setting.Although being had the advantages that according to the device of CZ PV 2016-102, in the entire compensation cycle phase
Between, i.e., during the entire scope of the movement of compensator arm, still do not allow that the track of compensator arm and power is adjusted.This
Outside, have the shortcomings that it is limited about controllability in some cases, certain states for example circle compensation except idle state in,
And when operating compensator arm in extreme position etc..
Therefore, it is an object of the present invention to be further improved the constant speed of the yarn produced on spinning machine for yarn
The functional character of electromagnetic compensation device with cylindrical magnet, the cylindrical magnet during the coil of wire is wound in cross winding spool
It is rotatably installed between the magnetic pole extension for being associated with control coil around its longitudinal axis.
Summary of the invention
Target of the invention realizes that principle exists by the yarn coil electromagnetism active compensator at textile machine platform
In：The position sensor of compensator arm include be connected at least two of control device apart from one another by sensing element.The arrangement knot
The advantages of structure, resides in the fact that：It permits a determination that the position of compensator arm, its direction of motion and its speed.
In a preferred embodiment, the position sensor of compensator arm include at least two apart from one another by transmission element, structure
At two of sensing element apart from one another by receiving element and the transmission element it is positioned opposite, thus transmit element and receive member
There are gap, reciprocating motion of the gap for the blocker of mobile compensator arm between part.The advantages of arragement construction, exists
In following fact：By using simple device, position, its direction of motion and its speed of compensator arm can be determined.
In an additional preferred embodiment, the position sensor of compensator arm includes that an optics transmits element, constitutes sensing
Two of element apart from one another by optical receiver component and optics transmission element it is positioned opposite, thus optics transmission element and optics
There are gap, reciprocating motion of the gap for the blocker of mobile compensator arm between receiving element.The arragement construction
Advantage is：Save the lower production cost of a transmission element and device.
In an additional preferred embodiment, the position sensor of compensator arm includes at least one light source, each other with a row
At least one the single line type optical sensor for the light sensor being adjacently positioned and at least one light source are positioned opposite, positioned at being used for
The gap rear of blocker passed through.The advantages of such arragement construction, is：In the presence of about the entire path along compensator arm
Movement and position a greater amount of input data and balancing force used to control the device finer adjusting.
In another preferred embodiment of the position sensor of compensator arm, blocker is mended by compensator arm and/or by being connected to
The shield element for repaying arm is formed.The advantages of arragement construction of compensator arm composition shield element, is：The construction of device is simpler,
Lower manufacturing cost and smaller space requirement.Shield element is not that the arragement construction formed by compensator arm allows about general
Yarn coil compensator is incorporated into the variable arranged structure of the space possibility in machine.
In another preferred embodiment of the position sensor of compensator arm, sensor includes at least one magnetic field sources, at least
One electromagnetic field receivers and at least one magnetic field sources is oppositely disposed in compensator arm at least two different, spaced apart positions
In, thus there are gap between magnetic field sources and electromagnetic field receivers, the gap passes through for blocker, and blocker is connected to benefit
It repays arm and blocker is made of mangneto active material.The advantages of arragement construction, is：To the insensitivity of dust atmosphere.
In another preferred embodiment of the position sensor of compensator arm, sensor includes at least one magnetic field sources, at least
One electromagnetic field receivers and at least one magnetic field sources is oppositely disposed in compensator arm at least two different, spaced apart positions
In, thus magnetic field sources or electromagnetic field receivers are formed by blocker, and blocker is connected to compensator arm and blocker is activated by mangneto
Material is made.The advantages of arragement construction, is：The lower manufacturing cost of insensitivity and device to dust atmosphere.
In another preferred embodiment, active compensator includes control electronic device, is provided with logical via communication line
To the attachment device of control system.The advantages of arragement construction, is：It safeguards and is more easier when replacing voltage compensator, and
There is a possibility that adjusted outside machine and calibration.
The principle for controlling the method for electromagnetism active yarn coil compensator is：The position of sensing and compensating arm, and will be about
The signal of the position of the compensator arm is carried to the control device for yarn coil compensation, and control device is controlled according to the signal and mended
Repay the size of the operation of device, the movement of compensator arm and the power applied by compensator arm.The advantages of control method, is following thing
It is real：It is provided to control device about compensator arm at the 1 different points in the path of the work amplitude of fluctuation of compensator arm
The signal of position, and allow to flow through the electric current of automatically controlled coil by means of control in this way and control more accurately
The kinematic parameter of compensator arm processed, by it, not only the movement velocity of compensator arm is more precisely controlled, but also is worked as reel for yarn
The power and direction that compensator arm acts on yarn when being wound in spool are also more precisely controlled.
In another preferred method of control electromagnetism active yarn coil compensator, with constant level or specified
In tolerance range or according to scheduled mode winding yarn and make yarn traversing period, or even during a compensation stroke, compensation
The power of arm is controlled, to maintain the tension of yarn.The advantages of control method, is：It makes it possible to real with high winding speed
The dynamic control of the power of the compensator arm on yarn is now acted on, and makes it possible to maintain required yarn tension, is eliminated simultaneously
Yarn coil.In addition, the control method also allows to set the development of yarn tension at any time.
In the another preferred method of control electromagnetism active yarn coil compensator, the power of compensator arm is conditioned, to realize
Scheduled yarn coil, while maintaining the angle of the crossing（α）.The advantages of control method, is：The intermediate value position of the amplitude of fluctuation of compensator arm
It sets and is maintained relative to the setting median location for the spool being just wound, and consider its other technological use, pass through
Variation winding speed or yarn rate of traverse, angle of the crossing α are maintained.
Active control in another preferred method of control electromagnetism active yarn coil compensator, for the power of compensator arm
System, during compensating stroke optically, the position of magnetic means or induction mode or capacitive way sensing and compensating arm.The control
The advantages of method processed, resides in the fact that：It makes it possible to select（It is compensator arm or blocker）Different kinds material blocks
Element.
In another preferred method of control electromagnetism active yarn coil compensator, limited by the having time that will be limited
Current impulse is supplied in driver, and compensator arm is moved to processing position from its operating position, and in operating position, compensator arm is made
Yarn for being just wound, in processing position, compensator arm is in outside the travel path for the yarn being just wound, and should
Handling position is stable position.The advantages of control method, resides in the fact that：When the execution pair in the space of compensation stroke
When the processing of yarn, do not need to execute compensator arm from operating position to processing position by Machine Operator or by another maintaining robot
Movement in setting, and in addition, processing position is stable.
The advantages of arragement construction, resides in the fact that：It makes it possible to execute yarn coil compensation at a high speed, through benefit
Position and power of the cycle set compensator arm at any point of its track are repaid, and by Machine Operator or by tieing up automatically
Shield robot controls the function for handling yarn.
Detailed description of the invention
The present invention is schematically showed in the accompanying drawings, wherein Fig. 1 shows the arragement construction of active yarn coil compensator；
Fig. 2 shows the block diagrams of control active yarn coil compensator；Fig. 3 a shows the position sensor of the compensator arm according to optical principle
Arragement construction has the two transmission optical elements and two reception optics members of the signal for providing the position about compensator arm
Part；Fig. 3 b is the top view according to the arragement construction of the position sensor of the compensator arm of optical principle；Fig. 4 a is according to magnetic former
Manage the example of the sensor of the compensator arm of creation；Fig. 4 b is the embodiment according to the sensor of the compensator arm of magnetic principles creation
Top view.
Specific embodiment
The present invention by from compensator arm position sensor active yarn coil compensator example embodiment description
And the exemplary description of the compensator from control spinning machine worktable becomes apparent, wherein compensator, which is arranged in, to be come from
Spinning unit（spinning unit）Yarn traction mechanism and cross winding spool on yarn take-up device between section
In.
The workbench of such a spinning machine is well known, and therefore, for sake of completeness, herein will only elephant
Sign property it is described, and without attached drawing.Spinning machine includes an at least row identical workbench disposed adjacent one another, wherein
Each workbench includes spinning unit, and yarn is formed in spinning unit.Yarn is taken out from spinning unit by Yarn traction mechanism
Out, Yarn traction mechanism includes known a pair of of traction roller, and yarn passes through at this between traction roller, and this can to traction roller
It is rotationally mounted in machine frame.One of traction roller is connected to driver (not shown) and constitutes transmission traction roller, by
This, another traction roller is pressure traction roller, and pressure traction roller is rotatably installed on Spring loaded arms, and pressure traction roller is by bullet
Spring loading arm is pressed against transmission traction roller.In yarn travel path, the winding device of the yarn in cross winding spool is arranged in
The downstream of traction mechanism, winding device include yarn traverse displacement unit, the yarn being just wound by yarn traverse displacement unit it is traversing across
Spool width.
Device for eliminating the yarn coil formed by electromagnetism active compensator is arranged in workbench and is located at traction mechanism
In yarn travel path between winding device.
Fig. 1 shows the example embodiment of the electromagnetism active compensator with cylindrical magnet 5, and cylindrical magnet 5 is around it
Longitudinal axis is rotatably disposed between magnetic pole extension 6.Magnet 6 is further coupled to the automatically controlled of current source and control device 13
Coil 3 is associated, and control device 13 controls the size for flowing through the electric current of automatically controlled coil 3, and automatically controlled coil 3 generates magnetic field 4, leads to
Magnetic field 4 is crossed to control the size of the directed force F of compensator arm 1 and the direction of generation, between yarn winding is last to taper spool, is mended
Arm 1 is repaid to act on the yarn produced by directed force F.In the case where the effect of no automatically controlled coil 3, compensator arm 1
Directed force F size and generation direction it is true by the magnetic-coupled synergistic effect between cylindrical magnet 5 and magnetic pole extension 6
It is fixed, and on the basis of the control executed by control device 13, the direction of the size of the directed force F of compensator arm 1 and generation by
Magnetic coupling between cylindrical magnet 5 and magnetic pole extension 6 adds the magnetic force acted on magnet 6 generated by automatically controlled coil 3
It determines.In principle, electromagnetism active compensator according to the present invention can be operated such that：By between each individual magnetic part
Magnetic force, the compensator arm 1 on cylindrical magnet 5 are kept in one location.Reason by the electric current controlled by control device
And the other magnetic force generated by electromagnetic coil 3, arm 1 are moved to the second position from the position in a controlled manner.Substantially, lead to
The electric current that control is supplied to coil 3 is crossed, the bidirectional-movement of compensator arm 1 acts on the size of the power on yarn including compensator arm 1
（The length of torque × arm 1 on arm 1）It is controlled.
Electromagnetism active compensator according to the present invention further includes the position sensor 2 of compensator arm 1, yarn winding is online
During on cylinder, position sensor 2 is at the 1 different points in the path of the work amplitude of fluctuation of compensator arm 1 to control
Device provides the signal about compensator arm 1, and so that the electric current of automatically controlled coil 3 can be flowed through by means of control and reality
The more accurate control of the kinematic parameter of existing compensator arm 1, thus not only more precisely controls the movement velocity of compensator arm 1,
And it more precisely controls and the direction on yarn and power F is acted on by compensator arm 1.For security reasons, automatically controlled coil 3 around
The not shown temperature sensor sensing of the temperature of group, to ensure the protection of the winding to automatically controlled coil 3, makes it from excess
In the case where passing through automatically controlled coil 3 overheat and damage occur for electric current flowing.
Fig. 3 a and Fig. 3 b show the current location for determining compensator arm 1 at the two o'clock in the path of compensator arm 1
The example of the embodiment of the position sensor 2 of compensator arm 1.In this embodiment, sensor includes the support plate of printed circuit 10,
On the supporting plate, two optics transmission element 11a and 11b are spaced each other positioning.Light beam 15 transmits element 11a and 11b from optics
It is conveyed through gap, which passes through for blocker 14, will be described below, and light beam is transmitted to a pair of opposite light
It learns on receiving element 12a and 12b, optical receiver component 12a and 12b is by received change in optical signal at electric signal, the electric signal
It is further processed by control device 13, and be used to control compensator.In an example embodiment, control device 13 is to mend
A part of device main body is repaid, in another example embodiment, control device 13 is arranged in outside compensator main body, for example, it is by work
The control electronic device for making platform or spinning unit or even entire machine etc. is formed.
Optics transmission element is used for 11a and 11b and optical receiver component between 12a and 12b there are above-mentioned
The gap of the reciprocating motion of blocker 14, blocker 14 are directly formed by any part of compensator arm 1, and/or by specifically hiding
Gear element is formed, and specific shield element is connected to or is mounted on compensator arm 1.Therefore, the reciprocating motion of compensator arm 1 is transmitted
To the shield element, shield element, which is moved back and forth, meets 11a and 11b with optics by the above-mentioned optics transmission element that is located at
Element is received to the gap between 12a and 12b.During the reciprocating motion, blocker 14 interrupts optics and transmits element 11a and 11b
With the luminous flux between optical receiver component 12a and 12b, thus working as from the data assessment such as compensator arm 1 of control device 13
Front position.Additionally, it is possible to according to the timing of these signals, the direction of motion of compensator arm 1, its speed are determined and suitable
Even acceleration etc. in the case where.Then, output signal is generated by these signals, serves as the control system for compensator
Input signal.In this particular embodiment, sensor element 2 is located on common circuit board 10.
In example embodiment in Fig. 1, the position sensor 2 of compensator arm 1 includes light source (not shown), has row's spoke
Penetrate at least one single line type optical sensor 20 of sensing element（Such as CCD or cmos image sensor）Cloth opposite with light source
It sets, positioned at the gap rear passed through for blocker 14, thus in the example of the diagram of embodiment, blocker 14 is by compensating
Arm 1 is directly formed or is formed by being connected to or being mounted on the shield element on compensator arm 1.The sensor 2 can according to the time to
The control system of compensator provides the very detailed information in the middle position about compensator arm 1, or even including about compensator arm 1
Movement velocity, acceleration and the information in direction.Due to the belt travel path of compensator arm, so in the presence of about compensator arm 1
The problem of correct identification of position, compensator arm 1 block the more than one photosensitive of line style optical sensor 20 in several positions
Sensing unit, but this problem can be for example, by computing device（means）It is resolved.
In the embodiment shown in figs. 4 a and 4b, sensor 2 is created based on magnetic principles comprising at least one magnetic
Field source, at least one electromagnetic field receivers are spaced apart not at least two that at least one magnetic field sources is oppositely disposed in compensator arm 1
At position, i.e., at the different location in the reciprocating motion working range of compensator arm 1.Here, magnetic field sources or be directly by
Compensator arm 1 made of mangneto active material, or be installed on compensator arm 1 or be connected to compensator arm 1 and activated by mangneto
Blocker 14 made of material.
Electromagnetic compensation device according to the present invention makes it possible to realize that the sequence of operations mode of compensator, i.e., various functions are living
Dynamic, this will be described more fully with reference to Fig. 2.
First example of electromagnetic compensation device control according to the present invention is the dynamic control of the power F of compensator arm 1, is made as follows
Situation is known as may：It is arranged by the electric current supplied by line 27（Control）Power F on yarn 21 is applied to by compensator arm 1, and
And during it is on being wound in taper spool 22, i.e., during each compensation stroke, reach different values, to eliminate by spool
22 taper essence caused by yarn 21 tension variation and by traverse displacement unit yarn 21 guide part 31 in route turning
The tension variation of yarn 21 caused by deceleration in portion.
In another embodiment, only by using the position sensor 2 of compensator arm 1 in the path of compensator arm 1 at least
Signal P1 at two o'clock executes the control according to the present invention to electromagnetism active compensator, wherein is transmitted to control by line 25
The signal P1 of device 13 provides the information of the absolute position about compensator arm 1, and control device 13 is determined based on signal P1 and mended
The direction of motion of arm 1 is repaid, and is then controlled according to scheduled requirement to the electric current in the automatically controlled coil 3 of electromagnetic compensation device, in the phase
In the section of prestige or compensator arm 1 reciprocating motion（Stroke）Entire scope in, controlled by the electric current and applied by compensator arm 1
It is added in the size of the power F on the yarn 21 wound.
In another example embodiment, according to yarn traverse displacement unit 21, traversing before the winding device 32 of yarn 21 is led
To the position of part 31, the power F of the compensator arm 1 of electromagnetism active compensator be dynamically control on optimization in the case of execute, see Fig. 2, this
It is particularly suitable the individual of yarn traverse displacement unit 21（Unit）The embodiment of driver, wherein can be used by line 26 from yarn
The signal P2 that the sensor 29 of the position of the traversing guide part 31 of line 21 carries, or in the traversing guide part 31 of yarn 21
The signal P2 carried from the sensor 29 of the position of traversing guide part 31 can be used in the case where heart driver.Utilize the arrangement knot
Structure, in order to control electromagnetism active compensator compensator arm 1 power, the position of compensator arm 1 is evaluated, and at the same time the cross of yarn 21
The position for moving guide part 31 is also evaluated, this allows yarn 21 is more accurate wound in the desired section in spool 22
The tension of ground adjusting yarn 21.In particular, the signal P2 of the position of the traversing guide part 31 for the yarn 21 supplied by line 26 and by
The signal P1 of the position for the compensator arm 1 that line 25 is supplied is assessed by control device 13, and control device 13 is controlled according to scheduled requirement
The supply electric current of automatically controlled coil 3, thus control force F, in the traversing of electromagnetism active compensator according to the present invention and yarn 21
At desired of the stroke of guide part 31 or at section or run through its entire scope, compensator arm 1 is acted on by power F
On the yarn 21 of winding.
In another example embodiment, the embodiment that the two or more of electromagnetic compensation device control method refers to has been modified to
So that：The yarn 21 wound is harmonized using the tension sensor 35 of yarn 21（align）, sensor 35 is via line 28
It is connected to control device 13, the signal Fp of the tension sensor 35 of yarn 21 is the control device 13 for electromagnetic compensation device as a result,
Feedback signal Fp.
In another example embodiment, the control of electromagnetism active compensator according to the present invention is the ruler to the circle of yarn 21
Very little control, wherein by means of the sensor 2 of the position from compensator arm 1 at least two o'clock in the path of compensator arm 1
Signal P1 controls the amplitude of fluctuation of compensator arm 1（Extreme position）.During being wound in cross winding spool 22, due to line
The taper property of cylinder 22, the i.e. different-diameter due to spool 22 on two edges of spool 22,（The periodical of yarn becomes
Pine --- lengthen the conduct path of yarn 21）, form the circle of widely known yarn 21.The control method of electromagnetic compensation device
Target be control yarn 21 circle full-size（Length）, so that the full-size of the circle of the yarn 21（Length）It is permanent
It is fixed, and but also be constant according to the amplitude of fluctuation of the movement of the compensator arm 1 of the diameter of taper spool 22, while also making
Tension in the yarn 21 being just wound remains constant.The position sensor 2 of compensator arm 1 determines the amplitude of fluctuation of compensator arm 1, i.e.,
It is not only the absolute value of the compensator arm 1 at 1 points in the path of compensator arm 1, and there are also the swings of compensator arm 1
Symmetry of the amplitude about the setting median location of the position of the traversing guide part 31 relative to yarn 21.Corresponding signal P1 quilt
It is carried to control device 13 from sensor 2, and if the size of the amplitude of fluctuation of compensator arm 1 is more than the setting from either side
Limiting chi 0 or X1, or if the amplitude of fluctuation of the movement of compensator arm 1 is asymmetric about setting median location, control device 13
The winding speed Vn of the yarn 21 and/or transverse moving speed Vr of yarn 21 is adjusted, so that the intermediate value position of the amplitude of fluctuation of compensator arm 1
Setting will be maintained about setting median location, and make the size of amplitude of fluctuation that will be no more than setting limit X0 and X1, because
This maintains intersecting angle α of the yarn 21 in spool 22（It is indicated by arrow B）, control device 13 is connected to yarn 21 via line 23
Winding device 32 driver 33.
Another example of electromagnetic compensation control according to the present invention is compensator arm 1 from operating position to processing position and returns
Targeting automatic shift.In operating position, compensator arm 1 and yarn 1 yarn 21 traction mechanism (not shown) with by yarn
21 in spool 22 before yarn 21 traverse displacement unit between travel path intersection, and execute the yarn that is being formed
The compensation of circle 21, and in processing position, compensator arm 1 moves away outside the travel path of yarn 21 and the circle of yarn 21, yarn
The circle of line 21 yarn 21 traction mechanism (not shown) with by yarn 21 in spool 22 before yarn 21 it is traversing
It is compensated between device.Therefore, in this position, compensator arm 1 does not interfere safeguard movable any mechanism, or does not stand still for a long while
In the road for executing the movable Machine Operator of maintenance at specific console.In this method of control electromagnetic compensation device,
When not producing yarn 21 and yarn 21 is not wrapped around at workbench, and when needing the benefit in compensator arm 1
It repays in the space of stroke when operate yarn 21 or other elements or device at workbench, because staying in the working space
Compensator arm 1 will make execute need processing operation become difficult or can not, so compensator arm 1 is automatically from the working position
It sets and is moved to the processing（Displacement, inclination）Position.Compensator arm 1 according to the present invention to processing position in this be shifted through as
Lower method executes：It is targeted to the automatically controlled coil 3 of electromagnetism active compensator and applies electric pulse, which has than in yarn 21
For controlling the higher value of value of compensator during production, and due to the increased pulse, so compensator arm 1 is individually to move
Mode from operating position be moved to processing position, due to the power ratio in compensator（Magnetic force from each magnet）Even exist
Higher control electric pulse is still stable after having declined, therefore does not need additional energy and compensator arm 1 is maintained this
In stable processing position.The processing position of compensator arm 1 is in compensator arm 1 and is producing and by yarn winding between spool is last
Work amplitude of fluctuation in compensation yarn coil（The range of working motion）Outside.In order to make compensator arm 1 from stable processing position
It is being produced and by yarn winding between spool is last back to work/operating position or more specifically back to compensator arm 1
The space of working motion range in compensation yarn coil, the electric pulse of much higher value are introduced into the electrical control lines of compensator with being targeted
In circle 3, but the electric pulse have with for making compensator arm 1 be moved to the opposite pole of the processing electric pulse of position from operating position
Property, thus without overcoming the electromagnetism active compensator being maintained at compensator arm 1 in processing position in the case where applying energy
Interior magnetic force, and compensator arm 1 automatically moves to its operating position or is moved to compensator arm 1 in production and yarn winding exists
Space during in spool within the scope of the working motion during yarn coil compensation.
Claims (13)
1. the yarn coil electromagnetism active compensator at a kind of textile machine platform, including compensator arm, the compensator arm are mounted on circle
It in cylindrical magnet or is mounted on the axis with magnet, the cylindrical magnet or the axis with magnet are around its longitudinal axis
It is rotatably installed between the magnetic pole extension of magnet, the magnetic pole extension of the magnet is associated with automatically controlled coil, the electricity
Control coil is connected to power source and control device（13）, thus the compensator further includes compensator arm（1）Position sensor
（2）, which is characterized in that the compensator arm（1）Position sensor（2）Including at least two sensing elements, described at least two
Sensing element is separated from each other and is connected to the control device（13）.
2. yarn coil electromagnetism active compensator according to claim 1, which is characterized in that the compensator arm（1）Position
Sensor（2）At least two optics including being separated from each other transmit element（11a,11b）, constitute the optics of the sensing element
Receiving element（12a,12b）Element is transmitted at least two optics（11a,11b）It is positioned opposite, thus passed in the optics
Send element（11a,11b）With the optical receiver component（11a,11b）Between there are gap, the gap is for mobile compensation
Arm（1）Blocker（14）Reciprocating motion.
3. yarn coil electromagnetism active compensator according to claim 1, which is characterized in that the compensator arm（1）Position
Sensor（2）Element, two optical receiver components being separated from each other are transmitted including an optics（12a,12b）With it is one
Optics transmission element is positioned opposite, described two optical receiver components（12a,12b）The sensing element is constituted, thus described
Optics transmits element and the optical receiver component（11a,11b）Between there are gap, the gap is for mobile compensator arm
（1）Blocker（14）Reciprocating motion.
4. yarn coil electromagnetism active compensator according to claim 1, which is characterized in that the compensator arm（1）Position
Sensor（2）Including at least one light source, at least one single line type light with row light sensor disposed adjacent one another
It learns sensor and at least one described light source is positioned opposite, be located at and be used for the blocker（14）Movement gap rear.
5. the yarn coil electromagnetism active compensator according to any one of claim 2 to 4, which is characterized in that the screening
Lug-latch（14）By the compensator arm（1）Itself and/or by being connected to the compensator arm（1）Shield element formed.
6. yarn coil electromagnetism active compensator according to claim 1, which is characterized in that the sensor（2）Including extremely
Few magnetic field sources, at least one receiver in the magnetic field and at least one described magnetic field sources opposed are in the compensator arm
（1）At least two different locations being separated from each other in, thus deposited between the magnetic field sources and the receiver in the magnetic field
In gap, the gap is used for the blocker（14）Pass through, the blocker（14）It is connected to the compensator arm（1）, and
And the blocker（14）It is made of mangneto active material.
7. yarn coil electromagnetism active compensator according to claim 1, which is characterized in that the sensor（2）Including extremely
Few magnetic field sources, at least one electromagnetic field receivers and at least one described magnetic field sources opposed are in the compensator arm（1）'s
In at least two different locations, described two positions are separated from each other, and thus the magnetic field sources or the electromagnetic field receivers are by hiding
Lug-latch（14）It is formed, the blocker（14）It is connected to the compensator arm（1）, and the blocker（14）Material is activated by mangneto
Material is made.
8. yarn coil electromagnetism active compensator according to any one of claims 1 to 7, which is characterized in that the master
The control device of dynamic compensator（13）It is provided with the attachment device for leading to its higher level's control system via communication line, the control dress
It sets（13）It is a part for compensating device assembly.
9. a kind of method for controlling electromagnetism active compensator according to any one of the preceding claims, wherein control
The movement of the compensator arm, one end of the compensator arm act in the section between Yarn traction mechanism and yarn take-up device
In on yarn, maintaining stable yarn tension, which is characterized in that sense the compensator arm（1）Position, and about the benefit
Repay arm（1）Position signal（P1）It is carried to for the yarn（21）Enclose the control device of compensation, the control device
According to the signal（P1）Control the operation of the compensator, the compensator arm（1）Motion process and the compensator arm（1）
Power（F）Size.
10. the method for control yarn coil active compensator according to claim 9, which is characterized in that with constant water
It puts down or in specified tolerance range or according to scheduled process winding yarn（21）With make yarn（21）Traversing period, or even one
During a compensation stroke, the compensator arm（1）Power（F）It is conditioned, to maintain the yarn（21）Tension.
11. controlling the method for yarn coil active compensator according to claim 9 and 10, which is characterized in that the compensation
Arm（1）Power（F）It is conditioned, to realize the yarn limited（21）Circle, while maintaining the angle of the crossing（α）.
12. the method for control active yarn coil compensator according to claim 9, which is characterized in that for the compensation
Arm（1）Power（F）Active control, during compensating stroke optically, magnetic means or induction mode or capacitive way
Sense the compensator arm（1）Position.
13. the method for controlling yarn coil active compensator according to any one of claim 9 to 12, feature exist
In by the way that the current impulse of the having time limitation of restriction is given to driver（3）, the compensator arm（1）It is mobile from operating position
It is disposed to processing, in the operating position, the compensator arm（1）Act on the yarn wound（21）On, at the place
It manages in position, the compensator arm（1）It is in the yarn wound（21）Path outside, and the processing position is stable
Position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZPV2017-302 | 2017-05-29 | ||
| CZ2017-302A CZ2017302A3 (en) | 2017-05-29 | 2017-05-29 | An electromagnetically active yarn loop compensator at the working site of a textile machine and methods of its control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108928678A true CN108928678A (en) | 2018-12-04 |
Family
ID=62245183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810528807.0A Pending CN108928678A (en) | 2017-05-29 | 2018-05-29 | Yarn coil electromagnetism active compensator and its control method at textile machine platform |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3409625B1 (en) |
| CN (1) | CN108928678A (en) |
| CZ (1) | CZ2017302A3 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111747222A (en) * | 2019-03-29 | 2020-10-09 | 里特机械公司 | Method for controlling a device of a workstation of a textile machine, device for carrying out the method and status sensor of a workstation of a textile machine |
| CN112408094A (en) * | 2020-11-18 | 2021-02-26 | 胡少坤 | Wire take-up buffer, wire take-up device and method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3715294A1 (en) * | 2019-03-29 | 2020-09-30 | Maschinenfabrik Rieter Ag | Method for controlling a workstation of a textile machine, a device for performing the method |
| LU102827B1 (en) * | 2021-06-10 | 2022-12-12 | Saurer Spinning Solutions Gmbh & Co Kg | Thread storage unit for a work station of a textile machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0285204A1 (en) * | 1987-03-19 | 1988-10-05 | SAVIO S.p.A. | Device and relative method for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed |
| CN204715002U (en) * | 2015-06-17 | 2015-10-21 | 卡尔迈耶（中国）有限公司 | The transmission controlling mechanism of multi-bar jacquard warp |
| EP2955142A1 (en) * | 2014-06-09 | 2015-12-16 | Rieter CZ s.r.o. | Method for eliminating a loop of yarn when winding yarn on a cross-wound bobbin on a spinning machine at a constant speed of the yarn being produced and a device for performing it |
-
2017
- 2017-05-29 CZ CZ2017-302A patent/CZ2017302A3/en unknown
-
2018
- 2018-05-23 EP EP18173789.1A patent/EP3409625B1/en active Active
- 2018-05-29 CN CN201810528807.0A patent/CN108928678A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0285204A1 (en) * | 1987-03-19 | 1988-10-05 | SAVIO S.p.A. | Device and relative method for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed |
| EP2955142A1 (en) * | 2014-06-09 | 2015-12-16 | Rieter CZ s.r.o. | Method for eliminating a loop of yarn when winding yarn on a cross-wound bobbin on a spinning machine at a constant speed of the yarn being produced and a device for performing it |
| CN204715002U (en) * | 2015-06-17 | 2015-10-21 | 卡尔迈耶（中国）有限公司 | The transmission controlling mechanism of multi-bar jacquard warp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111747222A (en) * | 2019-03-29 | 2020-10-09 | 里特机械公司 | Method for controlling a device of a workstation of a textile machine, device for carrying out the method and status sensor of a workstation of a textile machine |
| CN112408094A (en) * | 2020-11-18 | 2021-02-26 | 胡少坤 | Wire take-up buffer, wire take-up device and method |
| CN112408094B (en) * | 2020-11-18 | 2022-09-13 | 胡少坤 | Wire take-up buffer, wire take-up device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3409625B1 (en) | 2023-09-27 |
| CZ2017302A3 (en) | 2018-12-12 |
| EP3409625A1 (en) | 2018-12-05 |
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