CN106574411A - Weft feeder device - Google Patents

Abstract

The invention relates to a weft feeder device with a winding drum (2) having an adjustable winding circumference for storing weft thread (10), the winding drum (2) comprising a base structure (5), at least one moveable finger (7, 8, 9), and a driving system (20) comprising a first pinion (21), wherein the at least one moveable finger (7, 8, 9) is mounted on the base structure (5) so as to be moveable over the full length of a linear movement path and is provided with a first leg (50) having a rack section (53) drivingly coupled to the first pinion (21), wherein the driving system (20) comprises a gear system (23) for driving the first pinion (21) continuously, which gear system (23) is self-locking for securing the first pinion (21), so that the first pinion (21) is held in position in any position reached along the movement path.

Description

Weft feeding device device

Technical field

The present invention relates to a kind of weft feeding device（weft feeder）Device（Also referred to as weft accumulator（prewinder））, which includes The reel of circumference is wound with scalable.The invention further relates to a kind of winding for adjusting the reel of weft feeding device device is justified The method in week.The invention further relates to a kind of control device for weft feeding device device.The invention further relates to a kind of use In it is determined that weft feeding device device reel winding circumference method.The invention further relates to one kind for weft feeding device device one Act the Wireless power transfer system for using.The invention further relates to a kind of including reel and nothing that circumference is wound with scalable The weft feeding device device of line dynamic transfer system.

Background technology

In braider, it is however known to provide the weft feeding device device being arranged between bobbin and shed open.Weft feeding device device is generally wrapped Reel is included, the weft yarn extracted out from bobbin is wound onto on the reel.To insert weft yarn, loosen weft yarn from reel.Known In weft feeding device device, reel be arranged to it is fixed, and provide rotation winding arm so as to by weft yarn wound on fixed reel Upper some circles.Reel is separated in the region of air gap by winding arm with the main body of weft feeding device device.

It is further known that the class of the yarn with the fabric width of braided fabric, the type of fabric and/or for braided fabric Type is adjusting the desired length of the weft yarn being stored on reel.The length of weft yarn that is stored and subsequently being loosened depends on volume Around the winding circumference of the number of turns and reel.It is stored on reel with changing therefore, it is possible to adjust windings and/or winding circumference The length of weft yarn.The regulation of circumference is manually wound by skilled operative employee generally.

The length of stored weft yarn also referred to as stores length.Weft yarn due to inserting storage length, therefore insert Weft yarn so-called parallel length（filling length）It is substantially proportional to the storage length of weft yarn.The parallel is long Degree must be chosen to minimum equal to fabric width.Difference between parallel length and fabric width is referred to as slitter edge length （waste length）.Error in the winding circumference of setting causes the error of parallel length, wherein the mistake of the parallel length Difference is substantially multiplied by proportional for the windings of a parallel length to the error in the winding circumference of setting.Therefore, it is false If the error in set winding circumference is about 1 mm and there are 5 circle windings for a parallel length, then this causes Error in parallel length is of about 5 mm.

For example, US 5,046,537 illustrates a kind of weft feeding device device, and which has by fixed eccentric cylinder and multiple motion bars The scalable winding circumference of formation.The bar can be relative to the axial-movement of the cylinder and around cylinder periphery a fixed width Part, can be directed to each bar or array bar adjusts the bar to the distance of the cylinder.Control is provided for each bar or array bar Arm processed, the control arm can slide in the guide member of weft feeding device device.The guide member is positioned perpendicularly to the cylinder Axis, the control arm can be moved under the control of single operation component in corresponding guide member simultaneously, wherein the operation Component make bar simultaneously towards or away from cylinder move.There is provided device many to be releasably locked at the arm in the guide member In any position in individual position.The position of control arm is to adjust manually.

For example, JP 09-170141 A disclose a kind of weft feeding device device, and which includes a number of volume to form reel Around surface, the coiling surface is arranged to can be relative to radially of the central axis shifting by means of drive mechanism.Winding table The position in face is to adjust manually.Scale is provided visually to observe the position of coiling surface.

For example, the reel with scalable winding circumference is provided from US 4,850,400 is known.In order to adjust winding circumference, It is known that a kind of regulating system including electro-motor is provided, when two switches are enabled by control circuit, the electro-motor quilt Drive into and rotate forward or backward, thus control signal is transferred to the switch.Electro-motor is provided at reel.Winding Reel is separated by arm with the main body of weft feeding device device.According to one embodiment, there is provided accumulator and current feedback circuit are so as to electricity Dynamic powered motors.According to another embodiment, electro-motor energy supply, the transformator supply tool should be by the magnetic strength of transformator There is the direct current of required polarity（DC）Electric current.

The content of the invention

It is an object of the present invention to provide a kind of weft feeding device device, which carries reel, and the reel has for storing weft yarn Scalable winding circumference, so as to allow operate easy use.

It is an object of the present invention to provide a kind of weft feeding device device, which allows to set winding circumference with high accuracy.

It is an object of the present invention to determine winding circumference and also determine the weft yarn treating to be stored by weft feeding device device in this way Length.

It is another object of the present invention to provide a kind of method for being determined with high accuracy and/or change winding circumference.

It is an object of the present invention to provide a kind of weft feeding device device, which is particularly suitable in textile machine（Particularly loom, special It is not air-jet loom machine）Used in.

These targets are solved by weft feeding device device according to claim 1, and the weft feeding device device has reel, institute State reel and there is the scalable winding circumference for being used to store weft yarn.In this case, drive system includes the gear of self-locking System.Preferred embodiment is claimed in dependent claims.

According to first aspect, there is provided a kind of weft feeding device device, which includes reel, and the reel has for storing weft yarn Scalable winds circumference and central axis, and the reel includes that underlying structure, at least one fix finger and at least one work Dynamic finger, wherein, described at least one fixes in the fixed finger position that finger is arranged in underlying structure, and its In, described at least one movable finger is arranged in underlying structure so as to radially relative to central axis in fortune Move in the whole length in dynamic path, wherein, each fixes finger and each movable finger is provided with parallel to central axis The outward flange that many of extension is faced out, wherein, the outward flange is arranged to the winding circumference for limiting that weft yarn is wound on, So that volume is stored in each position of each fixation finger and each movable finger along each position of motion path Weft yarn on cylinder with all outside edge contacts.Preferably, there is provided three movable fingers, wherein, described at least one fixes Finger and the movable finger are uniformly around winding circle distribution.

Such weft feeding device device permission determines the positioning of the finger of reel and the circumferential length of reel with high accuracy Between relation, enabling the storage length of weft yarn is determined with high accuracy.In other words, can be calculated with high accuracy and be stored The length of the weft yarn on reel.This is possible, because the weft yarn being wound on reel keeps connecing with the outward flange of finger Touch.

Preferably, all movable fingers are arranged for the central axis joint fortune relative to weft feeding device device It is dynamic, so that the symmetrical winding circumference in along each position of each movable finger of motion path can be realized.

Such weft feeding device device is also allowed so-called balloon breaker（balloon breaker）It is arranged to along center Axis is in front of weft feeding device device.This is possible, because central axis is fixed and independently of the position of movable finger Put.Additionally, movable finger is moved in identical distance relative to central axis so that the winding determined by movable finger The section of circumference keeps quite justifying.

In this example, at least one fixation finger and/or at least one movable finger be provided with four face out it is outer Edge.Preferably, two side outward flanges are arranged in the horizontal of at least one fixation finger and/or at least one movable finger Near side, and outward flange is arranged between two side outward flanges in the middle of two, wherein, along reel between the middle outward flange The distance of winding circumference is less than the distance between each middle outward flange and each side outward flange.Thus, outward flange is arranged to For the winding circumference for making it possible to realize quite justifying.

Four outer peripheral arrangements for facing out allow to obtain the winding circumference with quite round shape.The outward flange Allow winding circumference to be determined with high accuracy, and also determine that weft yarn is wound onto the position on reel in this way.

In this example, each in the outward flange includes being arranged to parallel to each other two rib portions, and/ Or rib portions are terminated at the frontal arc of corresponding fixed finger or movable finger, and/or rib portions and frontal arc it Between transition part is provided.In this example, the outward flange for facing out is disposed on certain sections.Outer peripheral such shape for Contact between weft yarn and outward flange is favourable.

Preferably, at least one movable finger is arranged in underlying structure so as to essentially continuously move, its In, desired locations are confirmed as the distance of corresponding activity finger distance center axis, and/or fixed finger is arranged on extremely In the few one fixed finger position that can repeat and at least one movable finger in underlying structure so as to It is moved in many desired locations, and so as to adjust be fastened on each of described desired locations with discharging in Winding circumference.The positioning of at least one fixation finger is predetermined and is well-known in advance in this way.

In this example, weft feeding device device is included for making at least one movable finger be moved into corresponding desired locations In drive system, and/or provide for fixing the erecting device of finger so that can fixed finger be clamped in In each of many repeatable fixed finger positions.Fixed finger allows to be used for weft yarn to be kept in fixed position Magnet pin（magnet pin）It is arranged in front of the fixed finger.

Preferably, reel includes a fixed finger and is arranged in underlying structure so as to radially relative In the synkinetic three movable fingers of central axis, the finger is successively arranged so as in successive finger Shape angle in 90 ° between each.

According to second aspect, there is provided a kind of weft feeding device device, which includes reel, and the reel has for storing weft yarn Scalable winds circumference and central axis, and the reel includes underlying structure and at least one movable finger, wherein, it is described extremely A few movable finger is moved in underlying structure so as in the whole length of linear path, wherein, Described at least one movable finger includes the sections of the first leg, the second leg and the first leg of connection and the second leg, its In, the first leg and the second leg extend parallel to motion path, and wherein, the first leg and the second leg are along central axis Direction be offset from one another.

Such weft feeding device device provides the advantage of the compact and stable arrangement of acquisition activity finger.In other words, this Allow guiding activity finger in a stable manner and make movable finger motion.

Preferably, reel is included in underlying structure so as to radially relative to central axis motion Three movable fingers, and/or these three movable fingers are successively arranged so as between two successive movable fingers Shape angle in 90 °, and/or weft feeding device device includes for driving the drive of at least first leg of at least one movable finger Dynamic system, and/or the first leg of only at least one movable finger driven, and/or drive system includes the first little gear, Wherein, at least first leg of at least one movable finger is provided with the tooth bar section for being driveably connected to the first little gear.This Allow using simple drive system.

In one example, weft feeding device device is further provided with putting at least one movable finger for preloading To compensate at least one Preload system of the clearance between the movable finger and drive system, and/or prestrain system System includes at least one spring element for being distributed at least one movable finger, and at least one spring element is acted on On the movable finger, and force the movable finger to move towards the first little gear, and/or Preload system includes At least one friction element of at least one movable finger is distributed in, by means of at least one friction element described Apply the frictional force of the motion of the antagonism movable finger on movable finger.Due in such manner, it is possible to keep clearance and backlash （backlash）Under control.In one example, Preload system is obtained by the first leg and the second leg, wherein, The distance between first leg and second leg become less towards the end of the first leg, in the end first of the first leg Leg is contacted with the first little gear.This is favourable, because this causes the low friction at the first leg and at the second leg, and because The low load of this actuator.

Preferably, reel includes many movable fingers, wherein, the first leg of each movable finger is arranged in vertical It is straight in the first plane of central axis and/or the second leg of movable finger is arranged in perpendicular to the second flat of central axis In face, wherein, second plane in away from the first plane at a certain distance from central axis.This arrangement provides acquisition activity The advantage of the compact Layout of finger.

In this example, first leg and/or the second leg of at least one movable finger is designed primarily to pole.This The design of sample is favourable, because leg accurately can be manufactured.

In this example, the first leg and the second leg extend on the opposite side of central axis, and/or at least the first leg Have a length such that the first leg extension crosses central axis, and/or the second leg has a length such that the second lower limb Portion extends across central axis.In this example, there is provided for the first leg of guiding and the guidance system of the second leg, and/or extremely Few first leg has a length such that central axis, and/or the second leg tool are crossed by guidance system guiding in the first leg There is certain length so that central axis, and/or the first leg are crossed in one direction along which by guidance system guiding in the second leg Lateral surfaces are directed to, and/or the second leg is directed to along its lateral surfaces in all directions.

This allows to provide first leg with long length and the second leg and allows the is guided on long motion path One leg and the second leg.Due to so, it is to avoid rotation of the movable finger relative to the first leg and/or the second leg.

Preferably, the first leg is arranged near the first cross side of the sections of movable finger, while the second leg cloth Put near the second cross side of the sections of movable finger, second cross side is relative with the first cross side.This allows should With the drive system for movable finger with the first little gear with major diameter.

In this example, sections includes the outward flange extended parallel to central axis, wherein, the outward flange limits weft yarn volume Around winding circumference thereon.In this example, drive system includes being driven into and rotates along the direction relative with the first little gear The second little gear, wherein, the second leg of at least one movable finger is provided with the tooth for being driveably connected to the second little gear Bar section.

According to the third aspect, there is provided a kind of weft feeding device device, which includes reel, and the reel has for storing weft yarn Scalable winds circumference, and the reel includes underlying structure, at least one movable finger and the driving including the first little gear System, wherein, described at least one movable finger is arranged in underlying structure so as in the whole of linear path Move in length, and be provided with the first leg, first leg has the tooth bar section for being driveably connected to the first little gear, its In, drive system includes that the gear train is self-locking for continuously driving the gear train of the first little gear, so as to Fasten the first little gear so that the first little gear is maintained at appropriate position in any position reached along motion path In.Preferably, drive system is further included for the actuator via gear train the first little gear of driving.

The fact that gear train is self-locking provides the advantage that：Even if during weaving（For example, when not enabled is activated During device, or or even at one's leisure between in）, it still is able to finger is maintained in reached position.This is further allowed for little The anglec of rotation on the first little gear is continuously driven with high accuracy, while when not enabled drive system, the first little gear Keep its position.This is particularly advantageous in the case of power failure.

In this example, drive system includes the gear train with least 1/50th speed reducing ratio, and/or drivetrain The gear train of system includes self-locking fixed pattern worm drive.In this example, worm drive includes worm gear, and gear train includes With cogged back gear, the worm gear and gear are arranged to the unitary piece that can surround wheel shaft rotation. In example, actuator drives the integral type gear-box with least one centesimal speed reducing ratio.

In this example, weft feeding device device be further provided with for will preload put at least one movable finger so as to At least one Preload system of the clearance between at least one movable finger of compensation and drive system, and/or prestrain system System includes at least one spring element for being allocated at least one movable finger, and at least one spring element acts on institute State on movable finger and force the movable finger to move towards the first little gear, and/or Preload system includes being divided At least one friction element of at least one movable finger is assigned in, by means of at least one friction element in the activity Apply the frictional force of the motion of the antagonism movable finger on finger.In replacement scheme, gear train includes at least one The gear of individual prestrain is to compensate the clearance in gear train.These arrangements improve the self-locking effect of weft feeding device device Really, and be compact.

Preferably, there is provided a kind of position of at least one element for by measuring weft feeding device device determines at least one The sensor device of the position of movable finger, and/or a kind of at least one element for by measuring drive system is provided Position determine at least one movable finger position sensor device.

Preferably, drive system is further included for the drive part via gear train the first little gear of driving.By In lock gear system, when the first little gear should not be made and finger is moved, actuator can be made to break away from any control. This is favourable for the service life of actuator.

In this example, actuator can be separated with the first little gear, to allow the manual fortune of at least one movable finger It is dynamic.Self-locking is favourable, and allows to provide the drive system of drive part with manually driving.

Preferably, drive system includes the wheel shaft for being driven or driven by means of drive part by actuator, the wheel shaft quilt It is arranged perpendicularly to central axis and along the planar offset residing for central axis to the first leg.This allows for compact cloth Put.

In replacement scheme, drive system include being driven into along the direction relative with the first little gear rotate it is second little Gear, wherein, at least one movable finger is provided with the second lower limb with the tooth bar section for being driveably connected to the second little gear Portion.

According to fourth aspect, there is provided a kind of weft feeding device device, which includes reel, and the reel has for storing weft yarn Scalable winds circumference, and the reel includes underlying structure and at least one movable finger, wherein, described at least one is movable Finger is moved in underlying structure so as in the whole length of motion path, wherein, weft feeding device device includes The sensor device of the physical location of at least one movable finger of determination is arranged for, wherein, the sensor device Including for measuring the first sensor system of the relative motion of at least one motor element of weft feeding device device, and the sensing Device device is included for determining the second sensor system of the first reference position of at least one motor element of weft feeding device device.

In the background of the application, " motor element " is defined as the element moved together with movable finger.At one In example, movable finger itself acts as " motor element ".Preferably, motor element is mechanically coupled to movable finger. In the background of the application, " measurement relative motion " is to be interpreted as meaning to determine relative travel distance.By measurement relative to ginseng The relative motion of position is examined, accurate absolute position is can determine.This permission is proper by using simple first sensor system Local measurement relative to reference position relative motion being determined very accurately the position of finger and therefore wind circumference Length, wherein determining the reference position using simple second sensor system.

In this example, weft feeding device device further includes the drivetrain for being driveably connected at least one movable finger System, wherein, sensor device includes that for measuring the relative motion of at least one motor element of drive system first senses Device system, and including for determining the second sensor system of the first reference position of at least one motor element of drive system System.

Preferably, recorded by first sensor system and/or second sensor system（capture）Drive system fortune Dynamic element is the first little gear, wherein, at least one movable finger is driveably connected to the first little gear.

In this example, first sensor system includes incremental rotary encoder system, and/or first sensor system bag Include with least one encoder disk（encoder disc）Rotary encoder system, the encoder disk is drivingly coupled So as to the motor element with weft feeding device device（The specifically motor element of drive system）Move together, to measure the motion The incremental motion of element.

In this example, second sensor system includes signal source and receptor, wherein, the signal source or the reception Device is arranged on the motor element of weft feeding device device（The specifically motor element of drive system）On, and the signal source and described connect Receive the other of device to be fixedly mounted in underlying structure, and wherein, the signal source and/or the receptor are arranged Into causing when making at least one movable finger move in its motion path, signal is received by receptor, and wherein, it is right Should be in the motor element of the weft feeding device device of the predetermined value of signal（The specifically motor element of drive system）Position be used as drive First reference position of dynamic system.Thus, signal source and/or receptor are arranged such that to work as makes at least one movable finger When moving in its motion path, the signal of the symbol that band is changed is received by receptor, and wherein, corresponding to the zero of signal The motor element of the weft feeding device device of crossover location（The specifically motor element of drive system）Position be used as drive system First reference position.

In this example, second sensor system include the drivingly coupled motor element with drive system together with move Biosensor systems, and/or second sensor system includes the drivingly coupled magnetic to move together with the first little gear Sensing system, and/or biosensor systems include a Hall element and at least one magnet.In this example, receive Device includes a Hall element and signal source includes the first magnet, and first magnet is arranged such that the direction in magnetic field is hung down Directly in the axis of the first little gear, and/or receptor includes Hall element and signal source includes the second magnet, second magnetic Body is arranged such that the axis for being oriented parallel to the first little gear in magnetic field.

Such first sensor system and such second sensor system have and simply design and be particularly suitable for Used in weft feeding device device.

In this example, sensor device is further arranged at least one motor element for being used to detecting weft feeding device device （Specifically at least one motor element of drive system）The second reference position, wherein, by first sensor system for the Calibration value of the value measured by travel distance between one reference position and the second reference position as drive system, and/or the Position of two reference positions corresponding at least one movable finger of winding circumference for limiting in advance.

The winding circumference for limiting in advance is for example maximum winding circumference or the winding circumference that can be readily determined.

Fourth aspect further includes a kind of method for determining the winding circumference of the reel of weft feeding device device, described defeated Latitude device device carries reel, and the reel has the scalable winding circumference for being used to store weft yarn, and the reel includes that substrate is tied Structure and at least one movable finger, wherein described at least one movable finger is arranged in underlying structure so as in fortune Move in the whole length in dynamic path, wherein, by means of at least one motion of first sensor systematic survey weft feeding device device The relative motion of element, wherein the first of at least one motor element of weft feeding device device is determined by means of second sensor system Reference position, and wherein based on determined by the first reference position and measured relative motion determination activity finger reality Position.

In this example, weft feeding device device includes the drive system for being driveably connected at least one movable finger, wherein, By means of the relative motion of at least one motor element of first sensor systematic survey drive system, by means of second sensor System determines the first reference position of at least one motor element of drive system, and based on determined by the first reference position and The physical location of measured relative motion determination activity finger, and/or by means of second including signal source and receptor At least one motor element of sensor system senses weft feeding device device（Specifically at least one motor element of drive system） Motion in the first reference position, wherein, at least one motor element of weft feeding device device（Specifically drive system At least one motor element）When being moved in the first reference position, handed over zero from the signal that signal source is received by receptor Fork.

Zero crossing is provided the advantage that：Such intersection is very accurately and to make it possible for accuracy at a fairly low Sensing system obtain a position for limiting well.

In this example, determine at least one motor element of weft feeding device device（Specifically at least one fortune of drive system Dynamic element）The second reference position, and will by first sensor system be directed between the first reference position and the second reference position Travel distance measured by value save as the calibration value for drive system.Preferably, for calibration, make movable finger fortune In the dynamic position entered corresponding to the advance winding circumference for limiting, wherein, the position is used as the second reference position.Second reference bit Put.

In this example, when making at least one movable finger be moved in desired locations, will from signal source and by Receptor receive expected signal compared with the actual signal received by receptor, to supervise motion.Although using accuracy At a fairly low sensing system, but such sensing system allows to obtain the signal with approximate expected value and this is believed by permission Number application is the signal for supervision.

Preferably, in this example, at least one motor element of weft feeding device device when weft feeding device device is reseted, is made first （Specifically at least one motor element of drive system）The first reference position is moved to from physical location, and then motion is returned Desired locations.In this example, when weft feeding device device is started or after power failure, make at least one fortune of weft feeding device device Dynamic element（Specifically at least one motor element of drive system）Move to the first reference position and then motion return expectation Position.Preferably, at each moment（Particularly after power failure）By at least one motor element of weft feeding device device（Tool At least one motor element of body ground drive system）Position store in the nonvolatile memory.

In terms of the 5th, there is provided a kind of weft feeding device device, which includes reel, and the reel has for storing weft yarn Scalable winds circumference, and the reel includes underlying structure and at least one movable finger, wherein, described at least one is movable Finger is arranged in underlying structure so as to be moved in many positions in the whole length of motion path, and excellent Selection of land can be anchored in each of described many positions in which discharge, wherein, the winding circumference depends at least one The position of movable finger, and wherein, control device is associated with weft feeding device device to determine at least one activity finger-type Relation between the parallel length of the physical location and weft yarn of part.

Such control device is allowed desired parallel length（In other words, the parallel length of setting）" interpretation " is determination The correspondence position of each movable finger of the length of winding circumference.Differently, such control device allows to determine winding The position " interpretation " of each movable finger of the length of circumference is parallel length.

Advantage is：Loom can be started initially to set parallel length, in other words, parallel length is for braiding Long enough but not long.After loom is started, parallel length can be adjusted when necessary.

This further allows for the actual parallel length that will be determined based on storage length（Belong to the actual bit of movable finger Put）Compared with the expectation parallel length of weft yarn.This allows easily to set expects parallel length the reality for finger The actual parallel length of position display.

Preferably, control device is arranged for based on treating that a parallel length for weft yarn is stored on reel Windings determine desired winding circumference, and/or control device has for manually setting to be stored in the latitude on reel Yarn expectation parallel length interface, and/or control device have for determine to be stored in the weft yarn on reel expectation latitude The processing unit of line length, and/or control device is further configured to for providing control signal to be based on desired latitude Line length adjusts the position of at least one movable finger.

In this example, three movable fingers are arranged in underlying structure, so as to radially relative to defeated The central axis motion of latitude device device, and the desired locations of each movable finger are defined as movable finger to central axis Distance.

In this example, reel is arranged in underlying structure extremely in being included at least one repeatable fixed finger position A fixed finger, and control device less is arranged for according to the reality in the plurality of repeatable fixed finger position One of determine the desired locations of at least one movable finger.

In this example, weft feeding device device is included for making at least one movable finger be moved into the drive in desired locations Dynamic system, the drive system is by control device control.

Preferably, there is provided a kind of position of a motor element for by measuring weft feeding device device determines at least one The sensor device of the position of movable finger, the sensor device are cooperated with control device；And/or provide a mean for surveying The position of at least one motor element of amount drive system determines the sensor device of the position of at least one movable finger, institute State sensor device to cooperate with control device.

In this example, output device is associated with control device, and the output device is arranged to display corresponding to finger-type The actual parallel length and expectation parallel length of the physical location of part.

A kind of method for setting the winding circumference of the reel of weft feeding device device, the volume are further included in terms of 5th Cylinder includes underlying structure and at least one movable finger, wherein, described at least one movable finger is arranged on underlying structure Above so as to be moved in multiple positions in the whole length of motion path, and preferably releasably it is fastened on this In multiple positions, and wherein, position of the circumference depending at least one movable finger is wound, methods described includes：It is determined that To be saved to the expectation parallel length of the weft yarn on reel；At least one movable finger is determined based on the expectation parallel length Desired locations；And at least one movable finger is moved in corresponding desired locations.

Preferably, during reel includes one of many repeatable fixed finger position in underlying structure At least one fixes finger, wherein one of reality in determining many repeatable fixed finger positions, and be based on Expectation parallel length to be saved to the weft yarn on reel and determined by fix at least one activity of finger position restriction and refer to The desired locations of shape part.

In this example, determine the physical location of at least one movable finger and feedback signal, the feedback signal are provided It is used for making at least one movable finger to be moved in corresponding desired locations, and/or is determined using the braiding factor and wait to store up The expectation parallel length of the weft yarn deposited, the braiding factor are to rely on the restriction of at least one braided parameter, and/or by volume The expectation parallel length that the windings for parallel length determine weft yarn to be stored is circumferentially multiplied by, and/or expects parallel Length is designated as definitely expecting parallel length or is appointed as relative expectation parallel length.

In terms of the 6th, there is provided a kind of weft feeding device device, which includes winding the reel of circumference and wireless with scalable Dynamic transfer system, the Wireless power transfer system include：Former limit system, which includes signal generator；And secondary system, Which is included for driving the actuator drive and secondary control unit of actuator（secondary control unit）, its In, the secondary system is arranged for crossing air gap and is coupled with former limit system inductance, wherein, the dynamic transfer system quilt It is arranged at least being generated with the resonance with secondary system during the operating time of actuator by means of signal generator The signal of the first frequency of frequency matching, and wherein dynamic transfer system is arranged for crossing air gap by the first power from original Edge system is transmitted to for driving the actuator drive of the actuator of secondary system.

Make the frequency of signal that the frequency that can easily match the signal is provided with the resonance frequency matches of secondary system And the resonant frequency of secondary system need not be adjusted（Particularly during the operation of weft feeding device device）Advantage.Easily can set The frequency of the fixed signal generated by former limit system, because during the operation of weft feeding device device, operative employee can be sensible well Former limit system.

Preferably, secondary system includes the apparatus for evaluating of the power received for assessment, wherein, from the assessment dress The output put is used for tuning first frequency so that the resonance frequency matches of first frequency and secondary system.

In this example, it is adapted to former limit system to cross air gap and optionally transmit for for driving the cause of actuator First power of dynamic device driver energy supply, or for the second power to secondary control unit energy supply.

Preferably, it is being followed by period for transmitting the second power therebetween（slot）Period in transmit the first power.When Duan Zhong（Preferably, in short time interval）Transmit and can avoid what is be thermally generated for providing to the power of actuator drive energy supply Advantage.

In this example, Wireless power transfer system is arranged for by control signal generator to generate with second The signal of frequency is transmitting for the second power to control unit energy supply, wherein the resonance of the second frequency and secondary system Frequency is different.

Additionally, inductive provides communication link for the bidirectional data communication between former limit system and secondary system.Showing In example, signal generator includes pulse width modulation generator.In this example, actuator drive is motor driver, for example The motor driver is four-quadrant motor driver.

In this example, secondary system includes at least one secondary inductor（secondary inductor）With at least one Secondary capacitance, and/or at least one secondary capacitance and at least one secondary inductor be arranged in parallel, and/or secondary system Secondary inductor is to provide the secondary coil on peltate insulating supporting element, and/or secondary coil winds on a support element So that coil be wound into it is at least substantially rectangular at the first section and at the second section at least substantially triangularity, And/or the primary inductor of former limit system is to provide the primary coil on peltate insulating supporting element, and/or primary coil volume It is wound at the first section at least substantially rectangle and at the second section into extremely around coil is caused on a support element Few substantially triangle, and/or primary coil is equal with the shape of secondary coil, and/or Wireless power transfer system is arranged Into at least in part near the fixed finger of reel.

Further include in terms of 6th that a kind of air gap for weft feeding device device is crossed using dynamic transfer system carries out nothing The method of line power transmission, the dynamic transfer system carry former limit system, and which carries signal generator；And secondary system, Which is carried for driving the actuator drive and secondary control unit of actuator, wherein, the secondary system is arranged to use Couple with former limit system inductance in air gap is crossed, wherein, at least during the operating time of actuator, signal generator generates band Have a signal with the first frequency of the resonance frequency matches of secondary system, and dynamic transfer system cross air gap by the first power from Actuator drive of the former limit system transfers to the actuator for being used to drive secondary system.

Preferably, at secondary system, the power received using apparatus for evaluating assessment, wherein, from the assessment dress The output put is used for tuning first frequency so that the resonance frequency matches of first frequency and secondary system.In this example, it is biography The defeated power for secondary control unit energy supply, the frequency for carrying out the signal of automatic signal generator are tuned to second frequency, institute State second frequency different from the resonant frequency of secondary system.

Preferably, resonant frequency is located between 50 kHz and 500 kHz, and is for example of about 160 kHz.

In this example, during the operating time of actuator and/or at least one provided at secondary system Other functional element energy supplies, the first power are transferred to secondary system.

Description of Drawings：

Hereafter the exemplary embodiment of the present invention will be described based on different schematic diagrams in detail, in accompanying drawing,

Fig. 1 is the side view of weft feeding device device of the invention；

Fig. 2 is the front view of the weft feeding device device of Fig. 1；

Fig. 3 is the perspective view for fixing finger；

Fig. 4 is the zoomed-in view of a part of Fig. 3；

Fig. 5 is the perspective view of movable finger and drive system；

Fig. 6 is the detailed view of the movable finger of Fig. 5；

Fig. 7 is the perspective view of a part for drive system and three movable fingers；

Fig. 8 is the perspective view of a part for drive system and three movable fingers；

Fig. 9 is the side view of the movable finger of Fig. 1；

Figure 10 is the perspective view of a part for drive system and a movable finger；

Figure 11 is the top view of the movable finger of Fig. 5；

Figure 12 is the front view of a part for the drive system for not having actuator and three movable fingers；

Figure 13 is the front view of a part for the drive system with actuator and three movable fingers；

Figure 14 is the perspective view of a part for the drive system with actuator；

Figure 15 is the perspective view of a part for the drive system for not having actuator；

Figure 16 illustrates the route of the signal of the second sensor system of the position of the first little gear with regard to weft feeding device device；

Figure 17 is the perspective view of a part for substituting drive system and a movable finger；

Figure 18 is the more detailed perspective view of a part for substituting drive system；

Figure 19 is the front view of the replacement scheme of Figure 12；

Figure 20 is the detailed view of the replacement scheme of Fig. 6；

Figure 21 is the side view similar to the side view of Fig. 1；

Figure 22 illustrates the circuit of dynamic transfer system；

Figure 23 is the perspective view of the underlying structure of the reel of the weft feeding device device of Fig. 1；

Figure 24 is the perspective view of the main body of the weft feeding device device of Fig. 1；

Figure 25 is the front view similar to Fig. 2；

Figure 26 is the front view of the simplification of Figure 25；

Figure 27 is the further simplified front view of Figure 26；

Figure 28 illustrates the interactive apparatus of weft feeding device device of the invention.

Specific embodiment

In fig. 1 and 2, weft feeding device device 1 is shown, which includes：Reel 2, which is used to store weft yarn 10；And winding arm 3, which is arranged to the central axis 4 relative to weft feeding device device 1 and rotates, so that weft yarn 10 is wound up on reel 2.From cylinder Pipe（It is not shown）Weft yarn 10 be winding on reel 2.Reel 2 has the scalable winding circumference for being used to store weft yarn 10.Volume Cylinder 2 be arranged to it is fixed, and including：Underlying structure 5；One fixed finger 6, which is arranged on the fixation in underlying structure 5 In finger position；And three movable fingers 7,8 and 9, which is distributed with surrounding winding even circumferential.Each movable finger 7th, 8,9 it is arranged in underlying structure 5, and can be moved in multiple positions（Specifically, can be along associated radial direction R7, R8 or R9 are moved in many positions relative to central axis 4）.Three movable fingers 7,8,9 be successively arranged with Just the shape angle in 90 ° between two successive movable fingers（In other words, between movable finger 7 and 8, shape is in 90 ° Angle and between movable finger 8 and 9 shape angle in 90 °）.Each movable finger 7,8,9 can be with regard to center Axis 4 is essentially continuously moved along linear path.Additionally, each movable finger 7,8,9 is releasable along motion path Be fastened in desired locations（In other words, can be maintained in many positions）.Fixed finger 6 and movable finger 7,8, The 9 winding circumference for determining reel 2.In other words, wind the position that circumference depends on finger 6,7,8,9.

In fixed finger position, in other words fixed finger 6 is arranged on, and can be set in fixed finger 6 in advance In the fixed finger position of restriction.In this case, the fixed finger position for limiting in advance is repeatable and can set Fixed fixed finger position.The fixed finger position for limiting in advance can also be referred to as default fixed finger position. Fixed finger 6 is arranged in front of magnet pin 11, to keep weft yarn 10 relative to reel 2.As fixed finger 6 is arranged on In the fixed finger position for limiting in advance, therefore it is possible for the simple-arranged of magnet pin 11.Can set or adjust Fixed finger position so that there is winding circumference quite round shape or winding circumference at least not to deviate substantially from annular shape Shape.

As shown in Figure 2, what fixed finger 6 and three movable fingers 7,8,9 formed that weft yarn 10 is wound on is non- Continuous winding circumference.To change winding circumference, at least one of movable finger 7,8,9 is made to shift relative to central axis 4. If the winding circumference of gained deviates substantially from annular shape, then can make to fix finger 6 and be moved into adjusted consolidating Determine in finger position.

For the loom that fabric width can wherein significantly changed（For example, it is allowed to which fabric width change is more than greatly The loom of about 500 mm）For, fixed finger 6 is arranged in a fixed finger position and can be produced substantially partially From the winding circumference of annular shape.Such shape can bring tensammetric peak in the weft yarn 10 of the porch of weft feeding device device 1 Value, and breakage of weft can be caused.To avoid such case, fixed finger 6 can be positioned at many advance restrictions In fixed finger position.

As shown in Figures 3 and 4, there is provided for fixing the erecting device 60 of finger 6, press from both sides so that finger 6 will be fixed Hold in the advance fixed finger position for limiting.Erecting device 60 for fixing finger 6 includes：Clamping element 61；With And guid arm 62, which is cooperated with clamping element 61 to realize for fixed finger 6 being clamped in consolidating at least one restriction in advance Determine finger position（For example, three fixed finger position A, B or C, or only one fix finger position A）In.Guid arm 62 actively（Specifically slidably）In the guide element 63 in underlying structure 5.Guid arm 62 is provided with many grooves 64, The groove can be arranged to and be in line with the groove 65 being located in underlying structure 5, wherein, in order to guid arm 62 is arranged on In underlying structure 5, there is provided the clamping element 61 with the projection 66 engaged with one of groove 64 and groove 65.Fixed finger-type The positioning of part 6 is for example manually carried out.As shown in Figure 4, clamping element 61 is the L-shaped with projection 66, and can It is arranged in underlying structure 5 by means of bolt 67.As shown in Figure 3, fixed finger 6 is arranged in fixed finger position A. If desired, instead fixed finger 6 can be arranged in fixed finger position B or C.

In replacement scheme, in order to ensure fixed finger 6 to be accurately located at the fixed finger position of advance restriction In, guid arm can be provided with multiple projections, and the projection is alternately cooperated with the groove being located on clamping element.Other replacement schemes Be possible, for example, different clamping elements is used for each fixed finger position for limiting in advance.

Fixed finger 6 and movable finger 7,8,9 are arranged and shape to provide the volume with quite round shape Circumferentially（Specifically, the winding circumference with the shape for being close to annular shape）.For this purpose, the shape of finger is with concrete week Side, so as to allow to be obtained with finger 6,7,8,9 independently of the position of fixed finger 6 and the position of movable finger 7,8,9 Quite round winding circumference.As shown in Fig. 3, Fig. 5 and Fig. 6, the week of the periphery of fixed finger 6 and movable finger 7,8,9 While being provided with four outward flanges 30,31,32,33 for facing out（For example, it is designed to the outward flange 30,31,32,33 of flank）. Wherein weft yarn 10 is wound in the region on the outward flange 30,31,32,33, four outward flanges 30,31,32,33 parallel to Central axis 4 extends.Winding circumference of the fact that outward flange 30,31,32,33 extends parallel to central axis 4 there is provided reel 2 Length be not for the advantage that each plane perpendicular to the direction of central axis 4 changes, enabling determined with high accuracy The length of stored weft yarn（For example, for the length of winding circumference, accuracy is of about 0.2 mm）.Each finger includes Four outward flanges 30,31,32,33 for facing out, preferably two side outward flanges 30,31 are arranged in the horizontal stroke of corresponding finger 6 to 9 To near side 34,35, and outward flange 32,33 is arranged between two side outward flanges 30,31 in the middle of two.Middle outward flange 32nd, between 33 along reel 2 winding circumference distance less than the distance between middle outward flange 32 and side outward flange 30 and in Between each in the distance between outward flange 33 and side outward flange 31.

As being illustrated in detail in for finger 7 in Fig. 5 and Fig. 6, each outward flange 30,31,32,33 includes flank, institute State flank have be arranged to parallel to each other two rib portions 36,37.The rib portions 36,37 terminate in finger 7 Frontal arc 38 at, the frontal arc 38 be bending or in combination line shape.Even transition 84 is located at rib portions 36,37 Each of front end and the frontal arc 38 of bending between.Additionally, as shown in Figure 6, finger 7 include the first leg 50, Two legs 51 and the sections 52 of the first leg 50 of connection and the second leg 51.First leg 50 is disposed in the first transverse side 34 Near, and the second leg 51 is disposed near the second transverse side 35.This allows support activity finger in a stable manner 7、8、9.Sections 52 includes the outward flange 30 to 33 that many is faced out, and specifically, outward flange 30 to 33 is arranged in the outer of sections 52 Inner side at side, towards weft yarn 10 and with sections 52（At the inner side, the first leg 50 and the second leg 51 are arranged in sections On 52）Relatively.The outward flange 30 to 33 being arranged on fixed finger 6 and the sections 52 for being arranged in movable finger 7,8,9 On outward flange 30 to 33 define that weft yarn 10 is wound on quite round winding circumference.Specifically, outward flange 30,31, 32nd, 33 it is arranged for making it possible to independently of movable finger 7,8,9 along the position realization quite circle of its motion path Winding circumference.In the background of the application, motion path is defined as between the extreme position of movable finger 7,8,9（Change Yan Zhi, in minimum range of the movable finger 7,8,9 away from central axis 4 and movable maximum of the finger 7,8,9 away from central axis 4 Between distance）The distance of extension.In other words, due to the arrangement of outward flange 30 to 33, be wound in weft yarn 10 on reel 2 independently of Each of the position of each of movable finger 7,8,9 and outward flange 30 to 33 of each finger 6 to 9 are contacted. In other words, the outward flange 30,31,32,33 of each finger 6,7,8,9 is arranged such that for the circle of weft yarn 10 to be around in reel 2 During upper, in each position of finger 6,7,8,9, weft yarn 10 always contacts all outer of each finger 6,7,8,9 Edge 30,31,32,33.Due to during winding all outward flanges 30 of weft yarn 10 and each finger 6,7,8,9,31,32, 33 contacts, it is possible to the length of winding circumference is determined with high accuracy, therefore, it is possible to obtain accurately storage length.

First leg 50 and the second leg 51 are arranged to parallel to each other and distance certain distance each other.This refers to for activity The stability of the stability and the positioning for finger 7,8,9 of shape part 7,8,9 itself（Specifically, for movable finger 7th, 8,9 motion）For be favourable.Frontal arc 38 is a part for sections 52.As illustrated, sections 52 includes many flat boards 39, the flat board is arranged between outward flange 30 and 32, between outward flange 31 and 33 and between outward flange 32 and 33.Energy Enough finger 8 and 9 is designed to similar to finger 7.The part cooperated with weft yarn 10 of fixed finger 6 can be designed as It is similar to the corresponding part of finger 7.Preferably for all fingers 6,7,8 and 9 of weft feeding device device 1, connect with weft yarn 10 The arrangement and size of tactile outward flange 30,31,32 and 33 is equivalent.

Weft feeding device device 1 is further included for making each movable finger 7,8,9 be moved into corresponding desired locations In drive system 20.Desired locations are defined as corresponding activity finger 7,8,9 to the distance of central axis 4.As in Fig. 8 Shown drive system 20 allows to make all movable fingers 7,8,9 jointly move, in other words, 7,8,9 quilt of movable finger It is arranged for associated movement.In this way, move all movable fingers 7,8,9 by means of common drive system 20. As will be explained in more detail below, the drive system 20 of weft feeding device device 1 is designed to high accuracy setting winding circle Week.Thus, the motion for movable finger 7,8,9 provides simple frame for movement, so as to allow reliably positioning activity finger-type Part 7,8,9.

As shown in Figures 7 and 8, drive system 20 is driveably connected to each movable finger 7,8,9.For this purpose, driving Dynamic system 20 is arranged for the first leg 50 of each of driving activity finger 7,8 and 9.Drive system 20 includes For driving the first little gear 21 of movable finger 7,8,9.First leg 50 of each movable finger 7,8,9 is equipped with energy The tooth bar section 53 of the first little gear 21 is driveably connected to enough.In this way, each movable finger 7,8,9 includes first Leg 50, movable finger 7,8,9 are installed in underlying structure 5 by means of first leg 50, so as to along linear Movement path.As shown in Figure 8, only drive the first leg 50 of each movable finger 7,8,9.Drive system 20 is by cloth It is set to in the little anglec of rotation making the first little gear 21 continuously move with high accuracy.

The accuracy of the positioning of movable finger 7,8,9 depends on the characteristic of drive system 20.Specifically, energy can occur Enough cause two kinds of mechanical phenomenons of the locational uncertainty of movable finger 7,8,9, i.e. clearance and backlash.In the background of the application In, " clearance " is defined as the free-moving amount between driving element and drive element, and which can not be controlled and not only be taken Certainly in variable external load, and the tolerance of the part depending on drive system 20.When suspect drive system 20 vibrate when or work as When external load changes, unless limited by means of appropriate measuring system, otherwise the amount of clearance is typically unknown.Differently, In the background of the application, " backlash " is defined as the amount of the controlled motion between driving element and drive element, and which is controllable And it is therefore different from " clearance ".Controlled motion between drive element and driving element will not be changed due to vibration or external load Become, and be only driven the impact of the motion of element.In the case of no measuring system, by using appropriate control plan Backlash is can compensate for slightly.

Weft feeding device device 1 is provided with and is applied directly to movable finger 7,8,9 to compensate activity finger-type for preloading The Preload system 54 of the clearance between part 7,8,9 and drive system 20.Preload system 54 includes being distributed in activity finger-type The spring element 55 of part 7,8,9, the spring element 55 are acted on the first leg 50 of movable finger 7,8,9, and are forced The movable finger 7,8,9 is moved towards the first little gear 21.Preload system 54 is further provided with friction element 56, described Friction element 56 is distributed in movable finger 7,8,9（Specifically, it is allocated in the first leg of each movable finger 7,8,9 50）.By means of the friction applied by friction element 56, the frictional force of the motion of countermeasure activity finger 7,8,9 is acted on accordingly Movable finger 7,8,9 the first leg 50 on.

When providing for by least one Preload system 54 for being directly applied to movable finger 7,8,9 is preloaded, The clearance between movable finger 7,8,9 and drive system 20 can be reduced, or uncontrollable clearance can be changed into tooth Gap, the backlash are controllable in the case of without extra measuring system.

As shown in Figure 8, Preload system 54 will be preloaded and be directly applied to movable finger 7,8,9.In other words, preload Lotus is applied in movable finger 7,8,9 and first little gear not via the first little gear 21 via movable finger 7,8,9 Connection between 21.Thus, it is ensured that the position of movable finger 7,8,9 is not changed external load（For example, due to effect The change of the weft tension on movable finger 7,8,9 and/or the vibration due to movable finger 7,8,9）Impact.

In unshowned replacement scheme, spring element acts on the sections 52 of the first leg 50 of connection and the second leg 51 On, and central axis 4 is moved in radial direction towards to force movable finger 7,8,9.In another example（It is not shown）In, carry Two spring elements being respectively acting on for the direction of motion along leg on the first leg and the second leg.In still another example （It is not shown）In, there is provided two spring elements on the first leg and the second leg are acted on along the direction being perpendicularly to the direction of movement Part.When spring element is provided on leg, it is possible to provide the spring element of equal amount, the spring element are arranged for Avoid making the inclined power of movable finger or moment of torsion.In a further alternative, Preload system 54 only includes spring element One of 55 and friction element 56.

As shown in Figure 9, the first leg 50 of each movable finger 7,8,9 is arranged in perpendicular to central axis 4 In first plane 40.Preferably, the second leg 51 of each movable finger 7,8,9 is arranged in perpendicular to central axis 4 In two planes 41.Second plane 41 is disposed in along central axis 4 at a certain distance from the first plane 40.In other words, first is flat Face 40 is offset to the second plane 41 relative to central axis 4.As indicated with the broken lines, the first little gear 21 is located at the first plane In 40.As in Figure 10 it can be seen that, first leg 50 and the second leg 51 of each movable finger 7,8,9 is relative to center Axis 4 extends parallel to associated radial direction R7, R8, R9, extends on the opposite side of central axis 4, and along central shaft The direction of line 4 extends with being offset from one another.The length of the tooth bar section 53 of the length of the first leg 50 and the first leg 50 is chosen For sufficiently large, to guarantee the long motion path of movable finger 7,8,9, in other words, so as to realize in wide scope Adjust.Select the length of the first leg 50 so that at least the first leg 50 extends across central axis 4.Such as institute in Fig. 7 and Figure 10 Show, also select the length of the second leg 51 so that the second leg 51 also extends over central axis 4.Preferably, movable finger 7th, 8,9 motion path is of approximately the length of the size of the diameter of the first little gear 21.

When all first legs 50 are arranged in the first plane 40, the first little gear 21（As shown with dotted line in Fig. 9 Go out）Axial length can be selected as it is little.First leg 50 and the second leg 51 are provided in two planes being offset from one another 40th, allow in 41 to make two legs 50,51 with enough length, to guarantee reliable guiding.In addition, leg 50,51 energy Enough it is arranged to along there is big distance perpendicular to the direction of central axis 4, therefore ensures that reliable guiding.For this purpose, leg 50, 51 are disposed near the cross side 34,35 of movable finger 7,8,9.

As shown in Figure 11, there is provided guidance system 68 is to guide the first leg 50 and the second leg 51.The guiding system System 68 includes the first guide member 69, and the first leg 50 is directed to along its length and is crossed by means of first guide member 69 Central axis 4.First leg 50 is directed to along its lateral surfaces in one direction.Thus, guide the first leg 50 so that the One leg 50 can be driven by the first little gear 21.The first leg 50 is guided in perpendicular to the plane 40 of central axis 4 so as to Avoid rotation.The guidance system 68 includes the second guide member 70, and the second leg 51 is by means of second guide member 70 along which Length direction is directed to and crosses central axis 4.Second leg 51 is directed to along its lateral surfaces in all directions.Second leads Draw part 70 with circular cross section, while the second leg 51 has cylindrical shape.In other words, the second leg 51 is with second The cylindrical section being directed in the looping pit of guide member 70.The first leg 50 is only driven also to provide simple and cost-effective solution Certainly scheme.When the first leg 50 is only driven, clamping stagnation can be avoided by appropriate guidance system 68.Guide the first leg 50 and The guidance system 68 of two legs 51 allow to avoid movable finger 7,8,9 relative to the first leg 50 and in this way also relative to The rotation of the second leg 51.

As shown in Figure 11, guidance system 68 includes guide member 69 and 70 to guide the leg 50 of for example movable finger 7 With 51.Guidance system 68 as shown in Figure 11 also includes being intended to guide the another of such as leg 50 and 51 of activity finger 9 Individual first guide member 120 and another second guide member 121, first guide member 120 and another the second guide member 121 Shape is similar to guide member 69,70.Guide member 69 and 70 and guide member 120 and 121 are with relative to 108 specular of axis Mode is arranged.

As shown in fig. 1, weft feeding device device 1 further includes control device 12, and in other words, control device 12 is weft feeding device A part for device 1（Specifically, control device 12 is the individually unit on the inside of weft feeding device device 1）.12 quilt of control device It is arranged for controlling the desired locations of each movable finger 7,8,9, so that the expectation for obtaining reel 2 winds circumference.Each The desired locations of movable finger 7,8,9 are defined as movable finger 7,8,9 to the distance of central axis 4.Control device 12 Be further arranged into for providing control signal, so as to by the position adjustments of each movable finger 7,8,9 to the corresponding phase Hope position.Control device 12 is arranged for many according to fixed finger 6（It is three in the example shown）In advance One of position A, B, C limit or setting control the desired locations of each movable finger 7,8,9.12 quilt of control device It is arranged to control drive system 20, to make at least one movable finger 7,8,9 be moved in desired locations.At least one The motion of movable finger 7,8,9 automatically, semi-automatically or manually can be carried out, and will be explained in more detail below.

In replacement scheme, control device 12 is distributed in weft feeding device device 1.For this purpose, for example, control device 12 is integrated In the central control unit 12 of loom.In a further alternative, control device 12 is arranged to and weft feeding device device 1 Separate, wherein, specifically, multiple weft feeding device devices 1 can be distributed in a shared control device 12.

A kind of method for adjusting the winding circumference of the reel 2 of weft feeding device device 1 includes：Setting is to be stored in reel 2 On weft yarn 10 desired length；The desired locations of each movable finger 7,8,9 are determined based on the desired length；And make Each movable finger 7,8,9 is moved in corresponding desired locations.Additionally, determining the fixed finger position for limiting in advance Put, and the fixed finger position limited based on the desired length to be stored in the weft yarn 10 on reel 2 and in advance determines each The desired locations of movable finger 7,8,9.Preferably, physical location and the offer of at least one movable finger 7,8,9 are provided Feedback signal, the feedback signal are used to make at least one movable finger 7,8,9 be moved in corresponding desired locations.Example Such as, the desired length of weft yarn to be stored is set using the braiding factor, the braiding factor is to rely at least one braiding ginseng What number was limited, for example take from the braiding factor of the set including the following：Braiding style, spool characteristic, weft yarn characteristic, stretching The characteristic of device and the characteristic of other insertion parts.Desired parallel length is proportional to desired storage length.By winding circle It is multiplied by the windings restriction storage length for a parallel length week.

Can be by skilled operative employee is using his experience and/or uses for braided parameter is mapped to recommended volume The form for knitting the factor weaves the factor to set and/or determine.The form for printing can be used and/or performed by electronic device and be reflected Penetrate.

Thus, control device 12 is arranged for treating to be stored in volume by weft feeding device device 1 to determine using the braiding factor The desired length of the weft yarn 10 on cylinder 2.In other words, control device 12 is arranged for the winding circumference for adjusting reel 2.Winding Circumference limits the desired length of stored weft yarn.Desired latitude can be limited by the fabric width of fabric to be woven and slitter edge length Line length.In order that slitter edge length is minimized, while enough parallel length is still ensured that, using certain braiding factor, wherein, Based on fabric width and the required slitter edge length computation parallel length of minimum.Thus, parallel length is proportional to storage length, changes Yan Zhi, parallel length are approximately equal to storage length with braiding fac-tor.Preferably, the scope for weaving the factor is of about 0.9 to arrive About 1.1.

This allow the expectation parallel length for setting the weft yarn 10 for treating to be stored by weft feeding device device 1 in the following manner and/or Desired length：Expectation parallel length and/or expectation storage length based on the weft yarn 10 limits each movable finger 7,8,9 Desired locations；And it is moved in corresponding desired locations by making each movable finger 7,8,9.

Preferably, limit the desired length to be stored in the weft yarn 10 on reel 2.For this purpose, control device 12 is arranged to For based on for weft yarn 10 corresponding parallel length to be stored in the windings on reel 2 come determine it is desired winding circle Week.For example, control device 12 has for manually setting the boundary for expecting parallel length to be stored in the weft yarn 10 on reel 2 Face.Alternatively or additionally, control device 12 has the place for determination to be stored in the desired length of the weft yarn 10 on reel 2 Reason unit.Additionally, control device 12 is arranged for based at least one movable finger 7,8,9 of expectation parallel length adjustment Position.For example, control device 12 is arranged for providing control signal, so that the position by movable finger 7,8,9 is adjusted Save in desired locations.For example, the control signal allow automatically or semi-automatically to make each movable finger 7,8,9 move into Enter in corresponding desired locations.In another example, the control signal is used for the phase for showing each movable finger 7,8,9 The desired locations answered, and be used for manually making each movable finger 7,8,9 be moved in corresponding desired locations. In one example, by the first little gear 21（For example, by means of Allen key（Allen key）Or screwdriver）Apply Plus moment of torsion is being manually adjusted.

Using weft feeding device device 1, operative employee may set the expectation parallel length of weft yarn 10, and by means of control device 12 Determine the desired locations of each movable finger 7,8,9, so as to allow to store the weft yarn of certain length, to be connect as far as possible The parallel length of parallel length is hoped in the recent period.Additionally, it is provided for making movable finger 7,8,9 be moved into corresponding desired locations In control signal.For example, send control signals to output device 13（Illustrate in Fig. 1, Figure 14 and Figure 22）, and operative employee According to the position of the signal manually regulation activity finger 7,8,9 for optically and/or acoustically providing on output device 13. In other examples, 14 auxiliary operation work adjusting position of actuator.Actuator 14 is will be explained in further detail hereafter.Output device 13 It is the display for for example being controlled by the control unit 12 of loom.

Preferably, there is provided at least one drive system 20, to transport each movable finger 7,8,9 according to control signal It is dynamic to enter in corresponding desired locations.For example, by means of wired or wireless communication link, drive system 20 is straight with control device 12 Connect letter.In replacement scheme, control signal is generated by control device 12, and volume is transmitted control signals to via data network The drive system 20 of cylinder 2.

The shared setting of the multiple reels with equivalent arrangements is permitted a determination that using data network, and is subsequently adjusted The winding circumference of each of the reel.For example, the expectation parallel of weft yarn to be stored is determined and is optimized by means of experiment Length, wherein, winding circumference of the expectation parallel length setting based on optimization for each reel perhaps multiple roller.

For this purpose, automatically, semi-automatically or manually carry out the motion of movable finger 7,8,9.For identical Or many reels 2 on different looms, can repeatedly enter enforcement activity finger 7,8,9 and be moved in desired locations Step.For this purpose, the data from the control device 12 being associated with a loom can be sent to and another loom Associated control device 12（For example, via USB outut devices）.

For example, it is determined that the actual finger position, and the desired locations of each movable finger 7,8,9 fixed is based on to be stored The desired length of the weft yarn 10 on reel 2 and actual fixed finger position.

As explained above, if the desired locations of movable finger 7,8,9 can not reach or cause coiling surface Deviate annular shape too much, then additionally provide and fixed finger 6 is set in many repeatable fixations and is referred to for auxiliary Control signal in another in shape part position.Such control signal can manually adjust fixed finger-type with auxiliary operation work The position of part 6, for example, control signal is sent to output device 13 and operative employee is according to optically and/or acoustically in output The signal provided on device 13 manually adjusts the position of fixed finger 6.

In replacement scheme, determine at least one movable finger 7,8,9 and/or fixed finger 6 physical location and Feedback signal is provided, the feedback signal is used to make at least one movable finger 7,8,9 be moved into corresponding desired locations In.Then, the motion of movable finger 7,8,9 manually, semi-automatically or is automatically carried out based on feedback signal.Can instead Feedback signal is displayed on output device 13.

As illustrated in greater detail in Figure 12 to Figure 13, drive system 20 includes the first little gear 21, wherein, each activity At least first leg 50 of finger 7,8,9 is equipped with the tooth bar section 53 for being driveably connected to the first little gear 21, and its In, drive system 20（The specifically gear train 23 of drive system 20）Self-locking is so as to during weaving（Specifically work as driving When system 20 undergoes the vibration of loom）And at one's leisure between in the first little gear 21 is fastened in appropriate position.As closed In described by Fig. 8, for example, there is provided at least one Preload system 54（And preferably, three Preload systems 54）To incite somebody to action Preload and put on movable finger 7,8,9, so as to compensate movable finger 7,8,9 and drive system 20（Specifically drivetrain First little gear 21 of system 20）Between clearance.

As shown in Figure 12 to Figure 14, drive system 20 includes the gear train 23 for the first little gear 21 of driving.Tooth Wheel system 23 includes worm drive 24 and back gear 25.Worm drive 24 includes the worm gear cooperated with worm screw 27 26.The worm drive 24 of gear train 23 is self-locking.Back gear 25 includes what is cooperated with the first little gear 21 Gear 28.As illustrated in greater detail in Figure 14, worm gear 26 and gear 28 are arranged to the single-piece work around the rotation of wheel shaft 29 Part 19, and by means of spring 17 by forced to move towards the first little gear 21.Workpiece 19 for obtain compact Layout for be it is favourable, And permission is arranged in along the direction of central axis 4 wheel shaft 15 of worm screw 27 at a certain distance from the first little gear 21.Worm screw 27 are disposed on the wheel shaft 15 including drive part 16, and the drive part 16 can be with instrument（For example, in Alan, hexagonal is pulled Handss or screwdriver）Cooperation, is enable to rotate worm screw 27 via gear train 23 and also make the first little tooth in this way Wheel 21 is rotated.This allows manually to adjust winding circumference.Preferably, at least gear 28 of gear train 23 is preloaded and gradually Contracting, to compensate the clearance in gear train 23.In replacement scheme, there is provided with straight with what the tooth of the first little gear 21 cooperated The gear 28 of tooth.

As shown in figure 13 and figure 14, drive system 20 includes gear train 23 and the cause for driving the first little gear 21 Dynamic device 21, the actuator 14 are preferably able to separate with gear train 23.During normal use, actuator 14 is via gear train System 23 drives the first little gear 21.Preferably, there is provided DC motors or stepper motor are used as actuator 14.Actuator 14 allow via Drive system 20 is semi-automatically, or automatically adjusting winding circumference.Preferably, actuator 14 can be separated with gear train 23, with Just adjusted manually when needed（For example, for maintenance activity）.For this purpose, releasable portion 18 is provided with by wheel shaft 15 with cause Dynamic device 14 separates.Actuator 14 is arranged to and is in line with drive part 16, but relative with drive part 16 relative to worm screw 27, As shown in Figure 14.The wheel shaft 15 driven by actuator 14 or by means of drive part 16 is arranged in perpendicular to central axis 4 In plane, the plane is offset to plane 40 and 41 along central axis 4.This permission instrument is arranged actuator 14 and/or is reached Drive part 16.In this illustration, actuator 14 is controlled to adjust the winding circumference of reel 2 by control device 12.

For example, gear train 23 includes self-locking worm drive 24.This allows actuator 14 to separate with gear train 23, Simultaneously in the case where not needing any additional devices that the first little gear 21 is fastened in reached position, maintain the One little gear 21 is maintained in reached position.However, using the teaching of the invention it is possible to provide extra tightening member.This is at one's leisure Between in fastening the first little gear 21 for be also advantageous.

In addition, drive system 20 is preferably included is arranged in the integral type gear-box 22 and first being associated with actuator 14 Gear train 23 between little gear 21, the gear train is with least 1/50th speed reducing ratio.For this purpose, gear train 23 for example include being arranged in gear 28 between worm drive 24 and the first little gear 21, and gear 28 and the first little gear 21 Between speed reducing ratio be of about 1/10th.This permission is in the little anglec of rotation（For example, it is allowed to the accurate of about 0.2 mm Degree obtains the anglec of rotation of the length of winding circumference）First little gear 21 is continuously driven with high accuracy.Such as Figure 13 and Figure 14 Shown in, there is provided the gear 28 of prestrain, such as, using spring 17, firmly F is forced including worm gear 26 and gear 28 spring Workpiece 19 move towards the first little gear 21.Arrange the gear 28 of prestrain to compensate the clearance in gear train 23.Tooth Wheel 28 further increases self-locking effect.By the gear 28 for providing prestrain, it is to avoid the introducing of clearance.For this purpose, gear 28 are provided with the cone tooth with the indented joint of the first little gear 21, and force gear 28 in axial direction towards the tooth of the first little gear 21 （For example, the power by being applied by spring 17）Motion.The power of spring 17 is overcome to move along the direction of wheel shaft 29 by making gear 28, Gear 28 can be separated with the first little gear 21 and actuator 14 is separated with the first little gear 21 in this way, so as to Allow the self-movement or free movement of at least one movable finger 7,8,9.

For example, actuator 14 drives the integral type gear-box 22 with least one centesimal speed reducing ratio.This allow with Advisory speed operates actuator 14, particularly in the case of DC motors.On the other hand, in the gear train from drive system 20 23 remove the actuator 14 with integral type gear-box 22（As shown in Figure 12）Afterwards, the deceleration of the gear train 23 for still suffering from Movable finger 7,8,9 is adjusted manually than allowing by rotating the first little gear 21 via drive part 16.

As described above, by means of drive system 20, movable finger 7,8,9 is made to be moved into corresponding expectation position In putting, wherein, the motion automatically, semi-automatically or is manually carried out.For example, there is provided control device 12.In example In, 12 auxiliary operation work of control device is adjusted manually, for example, sends control signals to output device 13 and operative employee's root According to the position of the signal manually regulation activity finger 7,8,9 for optically and/or acoustically providing on output device 13, make Regulation manually must be obtained.In other examples, adjusted by the signal auxiliary operation work of the control device 12 for being sent to output device 13 Section position, and thus by 14 further auxiliary operation work of actuator so that obtain semi-automatic regulation.Preferably, control device 12 Control drive system 20 is so that movable finger 7,8,9 is moved in desired locations so that automatically adjusted.For example, carry For feedforward control device 12.

As shown in wherein in fig. 14, there is provided sensor device 42 measures a unit of weft feeding device device 1 will pass through The position of part（Specifically, by the position of at least one element of measurement drive system 20）Determine at least one movable finger 7th, 8,9 position.Sensor device 42 is cooperated with control device 12.The sensor device 42 of weft feeding device device 1 is adapted to determination The physical location of movable finger 7,8,9.For this purpose, in this example, there is provided sensor device（It is not shown）, for example, it is fixedly arranged Proximity sensor device in underlying structure 5, will pass through at least one movable 7,8,9 position of itself of finger of measurement To determine the position of described at least one movable finger 7,8,9.However, as shown in figure 14 and figure 15, for shown in this In example, there is provided sensor device 42, to determine the position of at least one element of drive system 20.When determining a position, Physical location can be used as the feedback signal in control device 12.In replacement scheme, by display activity finger Both desired locations and physical location auxiliary operation works are adjusted manually.Generally, sensor device can be arranged for The position of any element of measurement drive system 20, wherein, according to the position of the property calculation activity finger of drive system 20. For example, sensor device is provided at worm drive 24.This position allows the easy integration of sensor device.It is excellent Selection of land, however, sensor is arranged to as close possible to movable finger 7,8,9, so as to guarantee the signal for measuring not due to Clearance in drive system 20 and degenerate.In view of design constraint, the sensor device 42 of example shown is arranged to measurement The rotation of one little gear 21.If the clearance between the 7,8,9 and first little gear 21 of movable finger is avoided or at least subtracts To minimum（For example, by means of the Preload system 54 shown in Fig. 8）, then measure the rotation permission of the first little gear 21 reliably It is determined that the position of movable finger 7,8,9.Due to the size and associated low rotary speed of the first little gear 21, according to this It is bright, there is provided sensor device 42 is so as to the motion of high-resolution and enough accuracy the first little gears 21 of detection.

As shown in Figure 14, it is preferable that in order to the position of the first little gear 21, sensor dress are determined with enough accuracy Putting 42 includes first sensor system 43 and second sensor system 44.First sensor system 43 is adapted to measurement weft feeding device dress The relative motion of the motor element put, specifically, for measuring the relative motion of at least one motor element of drive system 20, And in the example shown, for measuring the relative motion of the first little gear 21 of drive system 20（Specifically, the first little gear 21 incremental motion）.Second sensor system 44 is adapted at least first reference bit of the motor element for determining weft feeding device device 1 Put, specifically, for determining at least first reference position of at least one motor element of drive system 20, be more specifically for First reference position of the first little gear 21 of detection drive system 20.Due to the arrangement of the first little gear 21, the first little gear The motor element being recorded of 21 drive systems 20 for being particularly suitable for serving as weft feeding device device 1, in other words, measures motor element Relative motion and/or determine motor element reference position.

First sensor system 43 includes rotary encoder system 77, specifically, there is provided incremental rotary encoder system 77 to measure relative motion of first little gear 21 along each direction.Incremental rotary encoder system 77 can be mechanical volume Code device system.Preferably, incremental rotary encoder system 77 is optical encoder system.Incremental rotary encoder system 77 The first little gear 21 can be directly mounted at, wherein, as the encoder disk of a part for incremental rotary encoder system 77 45 are arranged in the first little gear 21 and are cooperated with the sensor 46 for measuring the rotary motion of the first little gear 21.However, Due to the size and associated low rotary speed of the first little gear 21, when encoder disk 45 is arranged in the first little gear 21 When, it is not easy to the motion of the first little gear 21 is detected with high-resolution and enough accuracy.It is therefore preferred that passing for first Sensor system 43 provides extra gear.The additional gear can be preloaded to avoid clearance.Preferably, sensing system 43 include rotary encoder system 77, and the rotary encoder system is with drivingly coupled so as to together with the first little gear 21 At least one encoder disk 45 of motion；And associated sensor 46.First sensor system 43 is adaptable to allow not Relative motion is measured only and measure the direction of relative motion（In other words, it is allowed to count plus and subtract）Type.

For example, there is provided rotary encoder system 77, which includes：Encoder disk 45, which is drivingly coupled so as to little with first Gear 21 is moved together；And sensor 46, which is cooperated with encoder disk 45 to measure the first little tooth via encoder disk 45 The incremental rotational movement of wheel 21.The value measured by first sensor system 43 is the numeral of the gained of encoder to count.By First little gear 21 drives encoder disk 45 via additional gear system 47.The additional gear system 47 includes providing first In little gear 21（For example, on the transverse wall in the first little gear 21, the transverse wall is arranged orthogonally to center Axis 4）Gear teeth 48.The additional gear system 47 further include together with encoder disk 45 rotation and with gear teeth 48 The gear 49 of cooperation.Gear 49 is little gear.Encoder disk 45 is arranged on the wheel shaft 85 of gear 49.Additional gear system 47 Such as it is preloaded to avoid clearance.Sensor 46 is arranged to rotation and rotation due to encoder disk 45 relative to sensor 46 Direction and generate signal and/or pulse.Sensor 46 can be to detect encoder disk with the co-operation of encoder disk 45 45 rotation and the optics V shape sensor of direction of rotation.Use such design, may for example when make movable finger motion When moving in the whole length in path, the pulse more than about 200 is generated.This is allowed with enough resolution and high accurate Degree determines the position of the first little gear 21 and movable finger 7,8,9.In this case, number of pulses depends on gear teeth The design of speed reducing ratio and encoder disk 45 between 48 and gear 49.

According to replacement scheme（It is not shown）, first sensor system 43 is connected to into the additional gear system of the first little gear 21 System 47 includes the gear-box with many gears, wherein, such as gear teeth is disposed at the interior diameter of the first little gear 21.Should Gear-box may include the first extra little gear engaged with the tooth at the interior diameter of the first little gear 21.The gear-box can be further Including the second additional gear, second additional gear be more than first gear and be arranged in on first gear identical wheel shaft. Second additional gear drives the 3rd additional gear, the 3rd additional gear to be less than second gear and revolve together with encoder disk Turn.Such design is used, for example when making movable finger move in the whole length of motion path may be generated more than big The pulse of about 300.

As shown in figure 14 and figure 15, sensor device 42 further includes second sensor system 44.For example, second pass Sensor system 44 includes drivingly coupled so as to the biosensor systems moved together with the first little gear 21.For example, second Sensing system 44 includes at least one Hall element and at least one magnet.For example, refer to for determining at least one activity The reference position of shape part 7,8,9（Specifically, the reference position of the first little gear 21）Second sensor system 44 include signal Source 57 and receptor 58, wherein, one of signal source 57 and receptor 58 are on the motor element of drive system 20（Example Such as, in the first little gear 21）, and the other of signal source 57 and receptor 58 are fixedly mounted in underlying structure 5（In figure Illustrate in 1）On, specifically it is being fixed on the support member 59 of underlying structure 5.For example, signal source 57 includes at least one magnetic Body, while receptor 58 includes at least one magnet sensor（Such as, Hall element）.Preferably, signal source 57 and/or connect Receive device 58 to be arranged such that, when making movable finger 7,8,9 move in its motion path, to receive signal by receptor 58, And corresponding to signal predetermined value drive system 20 motor element position be used as drive system 20 the first reference position. For example, when driving the first little gear 21 or make its rotation so that at least one movable finger 7,8,9 is driven in motion path Or when moving at least one movable finger 7,8,9, the polarity of symbol that band changes or change is received by receptor 58 Signal, and wherein, corresponding to the position or at least one of the motor element of the drive system 20 of the zero crossing of the signal The position of movable finger 7,8,9 is used as the first reference position of drive system 20, specifically, the first ginseng of the first little gear 21 Examine position.

As shown in Figure 15, second sensor system 44 includes biosensor systems, wherein, signal source 57 includes driving Ground connection is so as to the motor element with drive system 20（Such as, the first little gear 21）Two magnets 71 and 72 for moving together, Receptor 58 includes a Hall element 73 on support member 59 simultaneously.The use of such biosensor systems Allow to obtain signal 75 by means of receptor 58 as shown in Figure 16, wherein, as explained in more detail below, can determine zero Cross point 76.Further there is illustrated the value 74 corresponding to the maximum position that can wherein make the motion of movable finger 7,8,9.

For example, the analogue signal sensed by the Hall element 73 of second sensor system 44 is quantitatively assessed, so as to It is determined that movable position of the finger in the whole length of motion path.For example, sensor device 42 is further included for surveying First sensor system 43 of the amount activity finger relative to the position of the first reference position.

As shown in Figure 14, the receptor 58 of second sensor system 44 includes Hall element 73, and second sensor The signal source 57 of system 44 includes the first magnet 71, and first magnet 71 is arranged such that perpendicular to the first little gear 21 Axis（Specifically, perpendicular to the central axis 4 of weft feeding device device 1, preferably at least it is arranged essentially parallel to the first little gear 21 Tangential direction）Guiding magnetic field.It is simple using the sensor device of Hall effect in design, even and if such as weaving cotton cloth Universal condition in factory（Wherein sensor device 42 can be exposed to braiding dust, vibration and noise）Under it is also very reliable.Work as cloth When putting the first magnet 71 and causing the tangential direction guiding magnetic field at least substantially parallel to the first little gear 21, sense Signal relative to zero cross point 76 be at least substantially it is point-symmetric, as shown in Figure 16.Pass to provide more significant simulation Sensor signal, signal source 57 further include the second magnet 72, and second magnet 72 is arranged such that little parallel to first The axis of gear 21（Specifically, parallel to the central axis 4 of weft feeding device device 1）Guiding magnetic field.

In figure 16, the position P with regard to the motor element of weft feeding device device 1 illustrates signal 75, and the signal is by including two The signal source 57 of individual magnet 71 and 72 is caused and is obtained by means of receptor 58.With signal 75, Neng Goufei as shown in Figure 16 Zero cross point 76 is often reliably detected, and corresponding first reference position can be determined with high accuracy in positioning.Work as arrival During the first reference position, the software used in second sensor system 44 can be alignd or be linked with the hardware of drive system 20 To the hardware.After the alignment, under the auxiliary of first sensor system 43, at least one can be determined with high accuracy The position of movable finger 7,8,9, and extremely accurate and repeatedly can make at least one movable finger 7,8,9 move into Enter in any desired position to adjust winding circumference.

Find the first reference position（Link software and hardware in the position）And subsequently it is moved into movable finger The reference position of restriction（Also referred to as " playback " position）In program be referred to as " playback " program.Start sensor device when first 42 and/or during drive system 20, it is able to carry out " playback " program.If having reason to believe by 42 defined location of sensor device Real world is not corresponded to, then be able to carry out " playback " program yet.

For the manual regulation of the position of at least one movable finger, by means of the actual bit that sensor device 42 determines Put and optically and/or acoustically provided to the operative employee for carrying out adjusting manually, it is at least one movable to support operative employee to make Finger is moved in desired locations.In replacement scheme, 14 auxiliary operation work adjusting position of actuator, while by means of biography The physical location that sensor arrangement 42 determines optically and/or is acoustically supplied to operative employee, semi-automatically to make at least one Individual movable finger is moved in desired locations.Preferably, drive system 20 includes actuator 14, and the actuator 14 is by controlling Device processed 12 is controlled automatically to make at least one movable finger be moved in desired locations.

For example, sensor device 42 is further adapted to the second ginseng for detecting at least one motor element of drive system 20 Position is examined, wherein, surveyed for the travel distance between the first reference position and the second reference position by first sensor system 43 The value of amount is used as the calibration value of drive system 20（Specifically, it is stored as the calibration value of drive system 20）.For example, at least one Encoder to count between second reference position of the first reference position of individual movable finger and at least one movable finger Difference be used as drive system 20 calibration value.The encoder to count difference determine the first reference position and the second reference position it Between travel distance.Calibration value is stored in the nonvolatile memory that weft yarn presents defeated device 1（For example, the control of drive system 20 The nonvolatile memory of device processed 12）In.For the advance at least one movable finger 7,8,9 for winding circumference for limiting Position corresponds to the second reference position.Preferably, at least one movable finger 7,8,9 of circumference is wound corresponding to greatest hope Position be used as the second reference position.

As the distance of all movable fingers 7,8,9 to central axis 4 is identical, and the position of fixed finger 6 It is known to put, therefore the envelope between movable finger 7 and 9 is apart from D（As shown in Figure 13）With the length phase of winding circumference Close, the length of winding circumference in other words, can be calculated based on envelope apart from D.For this purpose, can be using with limiting in advance The calliper of the leg that fixed distance is abreast arranged（caliber）Finger 7 and 9 is set in into desired envelope in D, with Just obtain the winding circumference of the advance restriction being associated apart from D with desired envelope.The correspondence position of finger 7,8,9 can be used Make the second reference position being associated with the advance winding circumference for limiting.

In replacement scheme, drive system 20 is arranged in making at least one activity finger-type when driving the first little gear 21 Part 7,8,9 is moved in desired locations, and by the expected signal received by receptor 58 of signal source 57 and by receptor 58 The actual signal of reception compares to supervise motion.Even if when using more inaccurate second sensor system as depicted When 44, it is also possible to obtain with approximate desired value and can make as the signal for supervision by means of second sensor system 44 Signal.In other words, the actual signal of simulation signal generator 57 is used as security feature to verify for example such as by means of rotation Whether generated to induction signal by simulation signal generator 57 at the hypothesis position for turning the measurement of encoder system 77（Specifically, by receptor 58 measurements）.Specifically, it is able to verify that whether is reached according to sensor device 42 wherein and detect at the position of the first reference position To zero crossing.If value is mismatched, then sensor device 42 can will be alerted or initiate homing procedure to readjust biography The request of sensor arrangement 42 is sent to the control device 12 of loom.

In replacement scheme, there is provided sensor device is will pass through the movable finger 7,8,9 of direct measurement at least one Position determines the position of at least one movable finger 7,8,9.Such sensor device is needed quite accurately to obtain such as Accuracy as sensor device 42, wherein sensor device 42 as depicted carries first sensor system 43 and second Sensing system 44.

Further it is provided that a kind of for determining and/or change the reel 2 for storing weft yarn 10 in weft feeding device device 1 The method of winding circumference.Methods described includes：The said zero-crossing regions 76 of the signal 75 of receptor 58 are defined as into the first reference bit Put；And the first little gear 21 is moved in the first reference position, to make sensor device 42 and drive system 20 pairs Together.

In other words, there is provided a kind of method, wherein, make movable finger 7,8,9 move so as to based on from signal source 57 Signal finds the first reference position.Preferably, drive system 20 includes actuator 14, drives to be based on some heuristic rules First little gear 21, to follow a certain program for the first reference position of searching.After the first reference position is found, biography is made Sensor arrangement 42 is alignd with real world.In replacement scheme, by the first reference position for such as recognizing in described method Compared with expected reference position, and in the case where not corresponding, repetition method as described above, this allows to make activity finger-type Part 7,8,9 moves to the home position of restriction.

For example, sensor device 42 further includes to rotate for the increment type for measuring the relative motion of the first little gear 21 Encoder system 77.First reference position of at least one movable finger and the second reference bit of at least one movable finger Calibration value of the difference of the encoder position between putting as drive system 20.The second reference position can be limited, for example, wherein The maximum position that move can movable finger 7,8,9.By means of incremental rotary encoder system 77, the first little tooth is measured The relative motion of wheel 21 the in this way relative motion of measurement activity finger 7,8,9.Based on the first reference position and second The difference of the encoder position between reference position, and based on the reel when the first little gear 21 is positioned in the second reference position 2 known winding circumference, can determine the winding circumference of the reel 2 when the first little gear 21 is positioned in the first reference position Definite length.

In replacement scheme, there is provided calibration procedure, wherein, for calibration, it is moved at least one movable finger Wind in the position of circumference corresponding to greatest hope, wherein, the position is used as the second reference position.Can be by around by solid Determine the winding circumference ring shape calibrating element that finger 6 and movable finger 7,8,9 determine（It is not shown）To measure or really The fixed expectation winds circumference.The cast calibrating element has known circumferential length and is suitable for around winding circumference, with Calibration length is just provided.Otherwise, it is that this can be using measuring apparatus definitely to measure the length of winding circumference.Preferably, survey The coding of amount rotary encoder system 77 when making movable finger be moved in the second reference position from the first reference position The numeral that device is counted, and by the digital storage in the nonvolatile memory.The value be used in subsequent motion with regard to The numeral of the encoder to count of the relative motion of movable finger compares.Preferably, only when by the people's initialization for obtaining mandate Calibration procedure is carried out during weft feeding device device 1.It is of course also possible to carry out calibration procedure every now and then.

For example, when the first little gear 21 is driven so that movable finger is moved in desired locations, by signal source 57 Desired signal with for supervise motion actual signal compared with.It is described compare be used as when recognizing movable finger Reach the security feature of its extreme position.For example, second sensor system 44 is arranged such that if the position of movable finger Put（As recognized by incremental rotary encoder system 77）It is located near or at the maximum position of motion path, then used The signal of Hall element 73 should be negative, and the if position of movable finger（Such as by incremental rotary encoder system 77 are recognized）It is located near or at the minimum position of motion path, then the signal of Hall element 73 just should be.If the Two sensing systems 44 also include the second magnet 72, if being then able to perform the extra position for preparing to cause movable finger （As recognized by incremental rotary encoder system 77）Minimum position is located near or at, then the signal of Hall element 73 should When for just and higher than the peak value of the signal caused by the first magnet 71.In the case where not corresponding, can provide caution signalss and/ Or stop can motion.Alternately or in addition, control actuator 14 with when extreme position is close to from full speed be switched to by Step motion.Thus, it is to avoid movable finger is sailed in the mechanical end of stroke position with full speed and/or arbitrary gear is with full moment of torsion Sail in the mechanical end of stroke position, so as to potentially destroy the risk of machinery（If system is different for some purposes Step）.

In replacement scheme, using the teaching of the invention it is possible to provide be based only upon the sensor device of the principle of second sensor system 44.Although such as This, in order to obtain enough accuracy, will provide can with enough accuracy determine finger each position it is suitable Complicated and expensive device.The sensor device 42 of value is accurately determined only for an angle（Which carries incremental encoder 77 and it is distributed in the Hall element 73 of magnet 71）It is more simple and cheap.

Known winding circumference based on the reel 2 in the second reference position and when in the second reference position and the first reference bit The anglec of rotation of the first little gear 21 when moving between putting, it is considered to the position of the position of fixed finger 6 and movable finger 7,8,9 Put and consider that the geometry value of weft feeding device device 1 can readily calculate winding circumference.In this manner it is possible to be directed to the first little tooth The physical location of wheel 21 is readily determined the winding circumference of reel 2.For this purpose, control device 12 be arranged for it is little for first Any position of gear 21 is determining winding circumference.And, control device 12 allows to determine based on actual fixed finger position Treat the desired length of weft yarn 10 stored by weft feeding device 1.

For example, sensor device 42 is used for determining the physical location of the first little gear 21 and also determines in this way at least The physical location of one movable finger 7,8,9.This allows to work as makes at least one movable finger 7,8,9 be moved into accordingly The feedback signal being ready to use in control device 12 is generated when in desired locations.In one example, there is provided feedback signal is aiding in Operative employee is adjusted or semi-automatic regulation manually.In other examples, adjusted using feedback signal auto-control.

Substitute the drive system 20 shown in Fig. 1 to Figure 16, there is provided as shown in figs. 17 and 18 for driving activity Both drive systems 20 of leg 50 and 51 of finger.When both legs 50 and 51 are driven, it is to avoid due to acting on towing Frictional force on second leg 51 etc. causes the risk of clamping stagnation.First leg 50 and the second leg 51 are arranged in central axis 4 Opposite side on.Accordingly, it would be desirable to the second little gear 79 is to drive the second leg 51, second little gear 79 is along little with first The relative direction of gear 21 rotates.Two legs 50 and 51 of movable finger 7 are respectively equipped with tooth bar section 53 and 78, its difference It is driveably connected to the first little gear 21 and the second little gear 79.First little gear 21 and the second little gear 79 are arranged in The direction skew of heart axis 4, to engage with the first leg 50 and the second leg 51 respectively.In order to ensure the first little gear 21 with Good synchronization between second little gear 79, by 80 drivingly coupled first little gear 21 of planetary gear and the second little gear 79, And wheel shaft 81 is arranged between little gear 21 and 79, as shown in Figure 18.Also figure can be provided for movable finger 8 and 9 Replacement scheme shown in 17 and Figure 18.In replacement scheme, the first little gear 21 and the second little gear 79 is each is freely associated Motor independently drive, wherein, make two motor synchronous by means of control device 12.

In the replacement scheme of Preload system 54 shown in fig. 8, in order to avoid the first little gear 21 and activity finger-type Clearance between the section tooth bar 53 of part 7,8,9, as shown in Figure 19, using the teaching of the invention it is possible to provide the first little gear forced to move 21 in one direction Spring 82.The direction of 82 first little gear forced to move 21 of spring preferably be applied on movable finger 7,8,9 by weft yarn Power is identical.

In another replacement scheme, in order to avoid the first little gear 21 and movable finger 7,8,9 section tooth bar 53 it Between clearance, Preload system 54 is obtained by the first leg 50 and the second leg 51, wherein, the first leg 50 and the second leg 51 The distance between towards the first leg 50 end（Contact with the first little gear 21 in the first leg of the end 50）Become It is less.As shown in Figure 20, the end of at least end of the first leg 50 and the second leg 51 relative to each other bends or inclines, Specifically, the first leg 50 is arranged to relative to 51 one-tenth of the second leg low-angle, in other words, the first leg 50 and the second leg 51 is not parallel each other.Due to this, when in use, when the second leg 51 is guided in the second straight guide member 70, the first lower limb Portion 50 always firmly compresses the first little gear 21.The power is by spring force（Mainly formed by sections 52）Cause.

Weft feeding device device 1 is particularly suitable for carrying out a kind of side for adjusting the winding circumference of the reel 2 of weft feeding device device 1 Method, methods described include：It is determined that to be stored in the desired length of the weft yarn 10 on reel 2；Based on the desired length limit to The desired locations of a few movable finger 7,8,9；And make at least one movable finger 7,8,9 be moved into the corresponding phase Hope in position.

Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein it is determined that fixed finger 6 is actual pre- If finger position, and the desired length of the weft yarn 10 on to be stored in reel 2 and determined by fix finger position Put the desired locations for determining at least one movable finger 7,8,9.Weft feeding device device 1 is also particularly well suited for carrying out a kind of method, Wherein it is determined that the physical location of at least one movable finger 7,8,9 and providing feedback signal, the feedback signal is used for making At least one movable finger 7,8,9 is moved in corresponding desired locations.Weft feeding device device 1 be further particularly suitable for into A kind of method of row, wherein, the desired length of weft yarn 10 to be stored is determined using the braiding factor, the braiding factor is according to extremely What a few braided parameter was limited.

Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein being multiplied by for one based on winding circumference The windings of parallel length determine the expectation parallel length of weft yarn 10.As explained above, expect parallel length and wait to store up The desired length of the weft yarn 10 deposited is proportional, and the desired length is defined as winding circumference and is multiplied by for a parallel length Windings.Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein, expect that parallel length is defined as absolutely To expecting parallel length or relative expectation parallel length.Definitely expect that parallel length is relevant with knitting width.The phase of parallel length Hope that difference is referred to as relative expectation parallel length.It is relative to expect that parallel length be relevant with the actual parallel length for braiding, Wherein, it is relative to expect that parallel length is confirmed as the difference in length relative to actual parallel length, in other words, less than or greater than reality The difference in length of border parallel length.

At each moment, by the position of at least one motor element of drive system 20（Specifically, first little gear 21 Position and/or the position of movable finger 7,8,9）Storage is in the nonvolatile memory.It is defeated when starting after power failure During latitude device device 1, this particular importance, because the length for winding circumference at that time is still known.

In this example, weft feeding device device 1 may be reseted, wherein, make at least one motor element of weft feeding device device 1（It is all Such as the first little gear 21 of drive system 20）The first reference position is moved to from physical location first and then motion return expectation Position.In this way, it is ensured that movable finger 7,8,9 is in which in the physical location by known to control device 12.Preferably Reseted when weft feeding device device 1 is started or after it there is power failure, wherein, make at least one of weft feeding device device 1 Motor element moves to the first reference position and then moves and returns desired locations.

Preferably, there is provided a kind of Wireless power transfer system 90 for being used together with weft feeding device device 1, so as to allow The air gap 83 for crossing approximate 15 mm realizes at least one watt, preferably approximate two watts of transmission, wherein, winding arm 3 is along air gap 83 motions.In this way, there is provided include the weft feeding device of the reel 2 with scalable winding circumference and Wireless power transfer system 90 Device 1.Dynamic transfer system 90 can also be referred to as energy-delivering system.

In Figure 21 to Figure 24, illustrate for textile machine（Such as, loom, particularly air-jet loom machine）Defeated latitude The Wireless power transfer system 90 that device device 1 is used together.The dynamic transfer system 90 of weft feeding device device 1 is arranged for borrowing Help signal generator 92 at least to generate with the resonant frequency with secondary system 95 during the operating time of actuator 14 The signal of the frequency matched somebody with somebody.Dynamic transfer system 90 is further arranged into for crossing air gap 83 by the first power from former limit system 91 are transferred to actuator drive 96 to drive the actuator 14 of secondary system 95.For this purpose, the power transmission of weft feeding device device 1 System 90 is included with generation signal（Also referred to as carrier wave）Signal generator 92 former limit system 91.Former limit system 91 is preferred Ground also with primary control unit 93（Also referred to as primary-side-control unit）Cooperation.Primary control unit 93 is for example designed to integrated electricity Road.Dynamic transfer system 90 further includes secondary system 95, and the secondary system 95 carries actuator drive 96（Specifically Ground, motor driver）With secondary control unit 97（Also referred to as secondary control unit）.Secondary control unit 97（For example）It is designed For integrated circuit.Secondary system 95 is arranged for crossing air gap 83 with the formation inductive of former limit system 91 portion 100.Power Transmission system 90 is arranged for being adapted to any one of former limit system 91 and secondary system 95 or both, to cross air gap First power or the second power are optionally transmitted by 83 from former limit system 91（Specifically, it is wirelessly transferred）To secondary system 95, Wherein described first power is that, for the high power to 96 energy supply of actuator drive, second power is for secondary control The low dynamics of 97 energy supply of unit processed.Preferably, only former limit system 91 is adapted to and crosses air gap 83 and optionally transmit for cause The high power of dynamic 96 energy supply of device driver or for the low dynamics to 97 energy supply of secondary control unit.For example, secondary control unit 97 are included for storing the non-of calibration value, the position of finger 6,7,8 or 9, the position of the first little gear 21 and other correlations Volatile memory.In the background of the application, the operating time of actuator 14 means the time when actuator 14 is driven.

When being provided in weft feeding device device as mentioned above 1, specifically for the parallel length of control weft yarn And/or for the length to be stored in the weft yarn 10 on reel 2, Wireless power transfer system 90 is particularly advantageous.Actuator Driver 96 is adapted at least driving actuator 14（Figure 13 illustrates）.The actuator will be driven via dynamic transfer system 90 14.As explained above, actuator 14 includes motor.For example, actuator drive 96 is four-quadrant actuator drive.Example Such as, actuator drive 96 is further included for the commutator to the offer DC electric current of actuator 14.

As shown in the circuit of Figure 22, transmit for driving the high power of actuator 14 at least for air gap 83 is crossed, carry For for the inductive portion 100 of high power is transmitted with first frequency, the first frequency is at least approximately corresponding to secondary system 95 resonant frequency, wherein, secondary system 95 includes at least one secondary inductor 101（For example, secondary coil）At least one Individual secondary capacitance 102.Preferably, at least one electric capacity 102 and at least one secondary inductor 101 are arranged in parallel.Former limit System 91 includes primary inductor 103（For example, primary coil）, and for example also include and 103 arranged in series of primary inductor Primary electric capacity 104.Preferably, extra induction apparatuss 105 are disposed between primary inductor 103 and primary electric capacity 104, by means of Extra control unit 107 can adjust the inductance of the surplus induction device.As shown in Figure 22, via the control of weft feeding device device 1 12 quota outer control unit 107 of device processed, so that the resonant frequency for making former limit system 91 is adapted to（Specifically, match）Secondary The resonant frequency of system 95.Output device 13 is associated with control device 12, and input equipment 122 is related to control device 12 Connection.As shown in Figure 22, the resonant frequency of secondary system 95 can not be set and main by secondary inductor 101 and secondary electrical Hold 102 characteristic determination.Term " primary " and " secondary " are only used for distinguishing different elements and not having in the background of the application Other implications.Resonant frequency can between 50 kHz and 500 kHz, and for example be of about 160 kHz.

For example, Wireless power transfer system 90 is arranged for the frequency of the carrier wave for tuning automatic signal generator 92, Wherein for transmission is for driving the high power of actuator drive 96, the frequency for carrying out the carrier wave of automatic signal generator 92 is tuned To first frequency, the first frequency is at least approximately corresponding to the resonant frequency of secondary system 95, and for transmission is for secondary The low dynamics of level 97 energy supply of control unit, the frequency of power signal are tuned to second frequency, the second frequency and secondary system The resonant frequency of system 95 is different and different from the first resonant frequency.

Preferably, secondary system 95 includes commenting for the power received from former limit system 91 at secondary system 95 for assessment Estimate device 98.By means of extra communication link or via Wireless power transfer system 90, from the output quilt of apparatus for evaluating 98 Extra control unit 107 is returned, and the output is used for tuning first frequency so that first frequency is humorous with secondary system 95 Vibration frequency is matched.

For example, control signal generator 92 advantageously reduces power damage to generate the signal with a certain frequency, such as The sinusoidal power signal of consumption.By the frequency tuning of carrier wave that will be generated by signal generator 92 to first frequency, no longer need Will be with regard to the priori of the resonant frequency of secondary system 95.In addition to the frequency that tuning carrys out the carrier wave of automatic signal generator 92, The resonant frequency of former limit system 91 can also be adjusted.Therefore, it is possible to compensate the concrete secondary system 95 caused due to tolerance etc. Concrete property.Thus, there is provided the transmitting to driving enough energy of actuator drive 96.Line frequency can automatically be entered The tuning of rate, wherein, frequency is automatically adjusted until there is the transmission of highest power.When changing dynamic transfer system by spare part During 90 actual components, this automatic tuning is also advantageous.

Preferably, signal generator 92 can generate high power signal or low dynamics signal.For driving actuator to drive The frequency of the high power signal of device 96 and for driving the frequency of the low dynamics signal of secondary control unit 97 to be tuned to first Frequency, the first frequency are at least approximately corresponding to the resonant frequency of secondary system 95.For this purpose, signal generator 92 is wrapped The pwm generator 106 that block pulse form carrier wave is provided is included, wherein, the pulsewidth of block pulse determines to be treated by the energy of carrier-wave transmission Amount.High power signal is obtained by the power signal with wide pulse width, while low dynamics signal is believed by the power with narrow spaces Number obtain.This allows to cross the transmission power of air gap 83 using the signal for carrying out automatic signal generator 92, wherein the signal is with total It is the frequency with the resonance frequency matches of secondary system 95.In this case, power signal also can be believed including data communication Number, in other words, data traffic signals can be added to power signal to provide between former limit system 91 and secondary system 95 Communication link.

As shown in Figure 21 to Figure 24, dynamic transfer system 90 includes inductive portion 100, the inductive portion 100 Including primary inductor 103 and secondary inductor 101.Main body 86 and the underlying structure of reel 2 of the air gap 83 in weft feeding device device 1 Extend between 5.Winding arm 3 is rotated along air gap 83 relative to the underlying structure 5 of main body 86 and reel 2.Permanent magnet 87 is located at master On body 86, the permanent magnet 87 can be cooperated with the permanent magnet 88 in the underlying structure 5 of reel 2 to keep 2 phase of reel For main body 86 is in a fixed position.Drive system 20 as shown in Figure 13 is arranged in the underlying structure 5 of reel 2.Borrow Help main drive motor 89 and drive winding arm 3 in a known way.

The inductive portion 100 of dynamic transfer system 90 is also the bi-directional data between former limit system 91 and secondary system 95 Communication is there is provided communication link.For example, transistor AND gate commutator is arranged in parallel at secondary system 95, so that modulation communication is believed Number and promote two-way communication.Additionally, electric capacity is disposed in commutator and between the actuator drive 96 of actuator 14, with Make it possible to realize from secondary system 95 to the communication of former limit system 91.Preferably also reached using identical capacitive buffer and activated The energy for actuator 14 of device driver 96.Preferably, there is provided via the bidirectional communication protocol of communication link managing and Monitoring power transmission.The data that former limit system 91 is sent to from secondary system 95 include such as operating of instruction secondary system 95 Control signal and the high power demand to former limit system 91 from secondary system 95（For example, when drive motor is needed）.Separately Outward, communication link is used for monitoring power transmission and/or tunes the carrier frequency of transmitted signal.For example, it is only low when transmitting Data communication is just provided during power.This provides signal of communication not by the advantage of high power signal interference.

Dynamic transfer system 90 is controlled by control device 12 for example.With dynamic transfer system 90, control signal can be sent out Former limit system 91 is sent to, and control signal can be received from former limit system 91.With dynamic transfer system 90, it is also possible to will control Signal is sent to secondary system 95 and can receive control signal from secondary system 95.In other words, can be passed by means of power Defeated system 90（Specifically, by means of inductive portion 100）It is wirelessly transmitted control signal.

For this purpose, dynamic transfer system 90 includes being arranged for and primary control unit 93 and/or secondary control unit The communication control unit of 97 communications.As shown in Figure 22, communication control unit is incorporated in extra control unit 107.Replacing For in scheme, communication control unit is incorporated in former limit system 91 or secondary system 95.For example, each in control unit Include processing unit, more specifically, including micro-control unit（MCU）Or digital signal processor（DSP）.Preferably, communicate Control unit is communicated with secondary control unit 97 via inductive portion 100.In replacement scheme, can communication control unit with Single communication link is provided between secondary control unit 97.

Wireless power transfer system 90 is not only suitable for and is arranged for the volume of the reel 2 of regulation weft feeding device device 1 Control device 12 circumferentially is used in combination, and is also suitable for other application, such as being located at secondary system 95 Other active components（active element）Energy supply or other active components, the active component such as magnet pin described in control 11st, the sensor on reel 2（Such as Yarn senser）, or other the active units used in weft feeding device device 1 Part（Especially at the height in the reel 2 of weft feeding device device 1）.For example, the first power is not only in the operation of actuator 14 Between during be transferred to secondary system 95, and can be transmitted at least one other at secondary system 95 to being located at Active component energy supply.

Dynamic transfer system 90 is favourable, because avoiding at secondary system 95 for 96 energy supply of actuator drive Or for 97 energy supply of secondary control unit be unwanted and need by the excessive power of " burnup ".To avoid this feelings Condition, is only just provided when actuator drive 96 is driven for driving enough energy of actuator drive 96.Drive actuator Power needed for driver 96 is referred to as high power.Preferably, high power is between approximate one watt and approximate three watts.Knitting In the use of cloth machine, in the free time of actuator drive 96, for being passed to the low dynamics of 97 energy supply of secondary control unit It is defeated to secondary system 95.To secondary control unit 97 and other control elements being located at secondary system 95（If be suitable for）Energy supply Required power is referred to as low dynamics.Low dynamics be substantially below high power, e.g., less than 0.5 watt and be preferably about 0.1 watt.Low dynamics are also referred to as secondary system 95 and treat mechanomotive force（stand-by power）.For example, also transmit off and on Low dynamics.In replacement scheme, battery is used for low dynamics.

For example, when drive actuator 14 with brake so as to make drive system 20 slow down when, it is necessary to remove excessive energy with Avoid high voltage.To avoid high voltage, for example, provide based on Zener diode at secondary system 95（Zener diode）With The electric power generation unloading resistance device of resistor（dump resistor）.For example, secondary system 95 will be passed on to former limit system 91 and there will be reduction Power demand.In replacement scheme, during high power is transmitted and during when burnup excessive power, data communication is not assessed.

Preferably, the first power or height are transmitted in the period of the period for transmitting the second power or low dynamics therebetween is followed by Power.For example, the motor of actuator 14 is stepper motor, wherein, in the period of period for transmitting low dynamics therebetween is followed by Transmit the high power to drive stepper motor.In replacement scheme, the motor of actuator 14 is brushed DC motor.As above Mentioned, it is preferable that actuator 14 is used to adjust for the active volume of reel 2 circumferentially.In this case, except other it Outward, the response characteristic of secondary system 95 depends on the load of the weft yarn on type, mechanics, friction and the reel 2 of motor.Work as motor It is sufficiently fast and when can obtain positional information or winding circumference information, it is little, rapidly by carrying out when winding circumference is adjusted Process（step）, it is followed by relatively long latent period（For example, 5 times of the cycle of a process）, system response can be kept It is constant.For example, the period for transmitting low dynamics therebetween is also used for data communication.

Control device 12 is used for the size of the winding circumference for controlling reel 2.For this purpose, primary control unit 93 and secondary control Unit processed 97 exchanges signal, so as to cause active volume reduction circumferentially or expansion.Additionally, it is provided for observing actually active volume Sensor device 42 circumferentially, and/or sensor can be provided to monitor the power received by secondary system 95.

As shown in Figure 23, the secondary inductor 101 of secondary system 95 be located on peltate insulating supporting element 109 time Level coil.Support component 109 is, for example, flat, plastic support component.Peltate support component 109 allows to be incorporated into secondary coil In the underlying structure 5 of reel 2, and the existing element of weft feeding device device 1 is not disturbed too much.As shown in Figure 24, former limit system 91 primary inductor 103 is to be located at peltate insulating supporting element 110（For example, flat, plastic support component）On primary line Circle.Peltate support component 110 allows secondary coil is incorporated in the main body 86 of reel 2, and does not disturb weft feeding device dress too much Put 1 existing element.Flat support element 109,110 is also advantageous for convolute coil in a straightforward manner.As schemed Shown in 23 and Figure 24, both Flat support elements 109 and 110 are designed with identical.

Be wound at the first section 94 or 111 with each in corresponding primary coil or secondary coil be to Few substantial rectangular and at the second section 99 or 112 be at least substantially triangle mode, by secondary coil wound on phase On the support component 109 of association and preferably also by primary coil on associated support component 110.This shape pair In for air gap 83 arranges primary coil and secondary coil being favourable when using Flat support element 109,110. Additionally, the secondary inductor 101 of Wireless power transfer system 90 is at least partially disposed in front of the fixed finger 6 of reel 2, Because due to there is provided fixed finger 6, exist in the region of fixed finger 6 can be used for arrangement be configured to have it is big The sufficient space of the induction apparatuss 101 of the coil of size.In other words, Wireless power transfer system 90 is positioned at least partially at reel 2 top sides.This positioning is also advantageous for the wiring made at former limit system 91 is as short as possible, to reduce dirt problems, And Electro Magnetic Compatibility is avoided to the full extent possible（EMC）Problem.

Although dynamic transfer system 90 is adapted to for example by adding to former limit system 91 or removing electricity from former limit system 91 Hold and/or induction apparatuss are changing the characteristic of former limit system 91 to provide first frequency, but in replacement scheme, secondary system 95 It is adapted to change the characteristic of secondary system 95, specifically, for optionally adding to secondary system 95 or removing electric capacity And/or induction apparatuss.

In weft feeding device device of the invention 1, weft yarn 10 is winding on the reel 2 being fixedly arranged wherein In region, reel 2 has quite round winding circumference, and as outward flange 30,31,32,33 is parallel to the central axis of reel 2 4 extend, and reel 2 also has almost columnar shape.In order that the winding circle on reel 2 is along away from winding arm 3 Direction motion, so-called wobble-plate 113 can be provided, as shown in Fig. 1 and Figure 25.This wobble-plate 113 be driven into Winding arm 3 is swung together and along away from the winding circle for promoting weft yarn 10 on the direction of winding arm 3 along cylindrical spool 2.Wobble-plate It is known in US4,280,668.According to replacement scheme, with being arranged on the inside of reel 2 and winding circle can be made to move along reel 2 Element replacing wobble-plate 113, the element to be known in WO92/01102A1.No weft yarn is wound by winding arm 3 wherein In region on reel 2, reel 2 can be tapered to a greater degree.

As shown in Figure 3, fixed finger 6 includes being arranged to the opening 114 cooperated with magnet pin 11, in other words, magnetic Body pin 11 can be entered in the opening 114 of fixed finger 6.Opening 114 be arranged in middle the outward flange 32 of fixed finger 6 and Between 33.Thus, supporting construction 115 is arranged on fixed finger 6, so as to install for example with installed in magnet pin 11 region In weft sensor cooperation mirror or for any other element is arranged on fixed finger 6.Such weft yarn is passed Sensor can be disposed at the height of the opening 116 in wobble-plate 113 as shown in Figure 25.As shown in Figure 25, it is open 117 are located in wobble-plate 113, and outward flange 30,31,32,33 can be entered in the opening.This avoids weft yarn 10 and can reach Finger 6,7,8,9 being hooked at 6,7,8,9 rear of finger is stumbled.

As shown in figures 26 and 27, the motion path of movable finger 7,8,9 be it is limited and with fixed finger 6 Fixed finger position is relevant so that in each position of all fingers 6 to 9 weft yarn 10 always with each finger 6 to 9 All outward flanges 30 to 33 contact.For this purpose, weft yarn 10 always must be connect with the side outward flange 30 and 31 of each finger 6 to 9 Touch.In the first limit situations as shown in Figure 26, this is radially prolonged than middle outward flange 32 and 33 when dotted line 118 Realize when projecting farther.In the second limit situations as shown in Figure 27, this is when dotted line 119 is radially than centre Outward flange 32 and 33 prolongs what is realized when projecting farther.Obviously, between each of fixed finger 6 and movable finger 7 and 9 Transition part be most important in this respect, while the mistake between each of movable finger 8 and movable finger 7 and 9 Cross portion Comparatively speaking more inessential.In this way, weft yarn 10 is always contacted with each of outward flange 30 to 33, and can be true Determine circumferential length（Specifically, the radial position based on finger 6 to 9 is calculated by geometric formula）.Due to fixed finger 6 Position be it is predetermined, and can be based on the position of drive system 20（Determined by sensor device 42）Determine each movable finger 7 to 9 position, therefore, it is possible to the circumferential length of reel 2 is determined with high accuracy.Weft feeding device device 1 allows true with high accuracy Determine the circumferential length of reel 2.Weft feeding device device 1 also can use drive system 20 or or even manually adjust reel 2 circumference Length.Weft feeding device device 1 further has sensor device 42 to determine the position of movable finger 7 to 9, enabling really Determine the circumferential length of reel 2（Specifically, calculated with high accuracy, such as winding the length of circumference with about 0.2 mm's Accuracy）.

The fact that weft yarn always contacts all outward flanges 30 to 33 of each finger 6 to 9 is for weft yarn 10 is being inserted Keep during in shed open that tension force is nearly constant to be also advantageous, enabling loom is inserted weft under conditions of stable Shed open in.And, the weft yarn 10 remains nearly constant relative to the friction of finger 6 to 9.

The fact that movable finger 7 to 9 is radially moved relative to central axis 4 also provides can be relative in Heart axis 4 medially arranges the advantage of so-called balloon breaker, and this is for the restriction during weft yarn 10 is inserted in shed open It is also advantageous for tension force in weft yarn 10.

As described above, it is preferable that the interactive apparatus 123 of man machine interface are served as in offer.Thus, output device 13 With input equipment 122（As shown in Figure 22）It is incorporated in interactive apparatus 123.Such interactive apparatus are shown in Figure 28 123 example.Interactive apparatus 123 include：First framework 124, which is shown for a parallel length to be stored on reel 2 Windings；Second framework 125, which shows knitting width；3rd framework 126, its selected braiding factor of display；And 4th framework 127, which shows expects parallel length.In this example, interactive apparatus 123 are designed that operative employee first New number is input at framework 124 and/or at the second framework 125 and/or at the 3rd framework 126 and/or at the 4th framework 127 According to.

Interactive apparatus 123 also include the 5th framework 128, and the 5th framework shows such as to be based on by control device 12 and is directed to The actual parallel calculated by the length of one parallel length windings being stored on reel 2 and the determination for winding circumference is long Degree.Preferably, control device 12 based on by 42 defined location of sensor device, the windings for a parallel length and The braiding factor winds the length of circumference to determine.Based on the data, actual parallel length is calculated by control device 12.Such as institute above Refer to, parallel length is equal to knitting width and adds slitter edge length.

When in use, in one example, following operating control device 12.By operative employee is by knitting width or expects parallel Length input control device 12（For example, via in the framework 125 and 127 as the input equipment 122 shown in Figure 22 at least One）.Windings can be input into via the first framework 124 by operative employee, or control device 12 can automatically determine this Quantity.And, the braiding factor can be input into via the 3rd framework 126 by operative employee.

Additionally, button area（field）129 are located on interactive apparatus 123, to initiate actual parallel length to expectation latitude Line length is automatically adjusted.Interactive apparatus 123 further include three signal elements 130,131 and 132, long in actual parallel In the case that degree is corresponding to expecting that parallel length, actual parallel length are too short or actual parallel length is long, enable respectively described in Signal element 130,131 and 132.

If actual parallel length is corresponding to expectation parallel length, then enable signal element 130（For example, green light）.Such as Fruit border parallel length does not correspond to expectation parallel length, then enable signal element 131 in the case where parallel length is too short （For example, red light）, and signal element 132 is enabled in the case where parallel length is long（For example, amber light）.In this case, Operative employee can select by pressing button area 129 to initiate automatically adjusting for parallel length, or select to be adjusted manually or Semi-automatic regulation.

In order to carry out semi-automatic regulation, two button areas 133 and 134 are located on interactive apparatus 123.By pressing Button area 133 enables actuator 14 as described above so that the movable motion of finger 7,8 or 9 is to increase the storage length of weft yarn And therefore parallel length, while enabling actuator 14 as described above by pressing button area 134 so that movable finger 7th, 8 or 9 motions are to reduce the storage length and therefore parallel length of weft yarn.

Preferably, interactive apparatus 123 further include the 6th frame of the type for the used stretching device of input Frame 135.This is favourable, because stretching device is for the relation between the storage length and gained parallel length of weft yarn Considerable, the relation determines slitter edge length and/or correction factor.

Interactive apparatus 123 for example by panel computer, smart mobile phone or can be programmed to carry out friendship as described above Mutually the function of formula device 123 it is any other can commercially-available similar device formed.Thus, control device 12 be adapted to Interactive apparatus 123 communicate（Preferably, wirelessly）, specifically communicate with panel computer or smart mobile phone.For example, for this purpose, control Device processed 12 is provided with GSM, WIFI, bluetooth or any other connector that can be commercially-available.

In the background of the application, drive system 20 be self-locking mean drive system 20 be near perfect self-locking Formula.When drive system 20 non-fully ideally self-locking, then closed-loop system can be provided, wherein, it is based on come autobiography Sensor arrangement 42（Specifically, first sensor system 43）Signal, every now and then（For example, between the cycle of a few minutes）Drive During actuator 14 is so that the first little gear 21 of drive system 20 enters or be held in a predetermined position.In replacement scheme, can There is provided brake to keep drive system 20 to be in appropriate position.

In replacement scheme, replace a fixed finger 6, using the teaching of the invention it is possible to provide many fixed fingers.Although as in accompanying drawing It is shown to there is at least one movable finger and there is preferably three movable fingers 7,8,9, but also can be in another number Implement the present invention in the case of the movable finger of amount, for example, using the teaching of the invention it is possible to provide the movable finger of more than three.Such as institute in accompanying drawing The weft feeding device device 1 with a fixed finger 6 and three movable fingers 7,8 and 9 for showing is favourable, because this permission Quite round winding circumference is obtained with the finger of limited quantity and further allows for realizing simple drive system 20.

Certainly, weft feeding device device 1 may include many diagnostic equipments, for example to measure the electric current for being fed into actuator 14, It is fed into magnet pin 11 and is fed into the device of the electric current of other elements of weft feeding device device 1.Furthermore, it is possible to provide for defeated latitude The diagnostic equipment of other elements of device device 1.

Although weft feeding device device 1 can set the accuracy of the length of winding circumference（For example, with the accurate of about 0.2 mm Degree）, but operative employee for example only may adjust parallel length with the stride of about 5 mm, and can be with 1 mm's with timed unit 12 Stride adjusts parallel length.

During weft feeding device device of the invention 1 also provides for from bobbin launching, can continuously by stored latitude Remaining diameter of the length adjustment of yarn 10 to bobbin, while in more change of bobbins, new bobbin can be directed to and reset stored latitude The length of yarn 10.And, in the case of the weft feeding device device 1 of another quantity is switched to from a number of weft feeding device device 1 （195 469 A1 of EP are known in such as）, it is also possible to by the length adjustment of stored weft yarn to suitable length.Become known for from Bobbin is taken out the tension force of lower weft yarn 10 and is changed with bobbin diameter and drawing velocity so that parallel length be stored on reel 2 Relation between the length of weft yarn is with the tension variation, because such tension force causes the elongation of weft yarn 10.

Weft feeding device apparatus and method of the invention are not limited to the embodiment for illustrating as an example and describing, and can be Modification and combination including all these embodiments for belonging to claim.

Claims (16)

1. a kind of weft feeding device device, which is carried with the winding circumference that can be adjusted to store weft yarn（10）Reel（2）, institute State reel（2）Including underlying structure（5）, at least one movable finger（7、8、9）With including the first little gear（21）Driving System（20）, wherein, described at least one movable finger（7、8、9）Installed in the underlying structure（5）On, so as to Move in the whole length of linear path, and be provided with the first leg（50）, first leg（50）With drivingly joining It is connected to first little gear（21）Tooth bar section（53）, it is characterised in that the drive system（20）Including for continuous Ground drives first little gear（21）Gear train（23）, the gear train（23）It is self-locking, to fasten State the first little gear（21）So that first little gear（21）Protected in any position reached along the motion path Hold in appropriate position.

2. weft feeding device device according to claim 1, it is characterised in that the drive system（20）Also include for via The gear train（23）Drive first little gear（21）Actuator（14）.

3. weft feeding device device according to claim 1 and 2, it is characterised in that the drive system（20）Including with extremely The gear train of few 1/50th speed reducing ratio（23）.

4. the weft feeding device device according to any one of Claim 1-3, it is characterised in that the drive system（20） The gear train（23）Including self-locking fixed pattern worm drive（24）.

5. weft feeding device device according to claim 4, it is characterised in that the worm drive（24）Including worm gear （26）, and the gear train（23）Including with gear（28）Back gear（25）, wherein the worm gear（26） With the gear（28）It is arranged to and can surrounds wheel shaft（29）One workpiece of rotation（19）.

6. the weft feeding device device according to any one of claim 1 to 5, it is characterised in that the actuator（14）Drive The dynamic integral type gear-box with least one centesimal speed reducing ratio（22）.

7. the weft feeding device device according to any one of claim 1 to 6, it is characterised in that the weft feeding device device（1） It is additionally provided with least one Preload system（54）, which is used to preload and puts on described at least one movable finger（7、8、 9）To compensate described at least one movable finger（7、8、9）With the drive system（20）Between clearance.

8. weft feeding device device according to claim 7, it is characterised in that the Preload system（54）Including being distributed in Described at least one movable finger（7、8、9）At least one spring element（55）, at least one spring element（55） Act on the movable finger（7、8、9）On, and force the movable finger（7、8、9）Towards first little gear （21）Motion.

9. the weft feeding device device according to claim 7 or 8, it is characterised in that the Preload system（54）Including being divided It is assigned in described at least one movable finger（7、8、9）At least one friction element（56）, rub by means of described at least one Wipe element（56）In the movable finger（7、8、9）It is upper to apply the antagonism movable finger（7、8、9）Motion friction Power.

10. the weft feeding device device according to any one of claim 1 to 9, it is characterised in that the gear train（23） Including the gear of at least one prestrain（28）To compensate the gear train（23）In clearance.

The 11. weft feeding device devices according to any one of claim 1 to 10, it is characterised in that sensor device is provided （42）Will pass through the measurement weft feeding device device（1）The position of at least one element determine at least one activity finger-type Part（7、8、9）Position.

The 12. weft feeding device devices according to any one of claim 1 to 11, it is characterised in that sensor device is provided （42）Will pass through the measurement drive system（20）The position of at least one element determine at least one activity finger-type Part（7、8、9）Position.

The 13. weft feeding device devices according to any one of claim 1 to 12, it is characterised in that the drive system （20）Also include for via the gear train（23）Drive first little gear（21）Drive part（16）.

The 14. weft feeding device devices according to any one of claim 2 to 13, it is characterised in that the actuator（14） Can be with first little gear（21）Separate, to allow described at least one movable finger（7、8、9）Manual movement.

The 15. weft feeding device devices according to claim 13 or 14, it is characterised in that the drive system（20）Including by institute State actuator（14）Drive or by means of the drive part（16）The wheel shaft of driving（15）, the wheel shaft（15）It is arranged to Perpendicular to central axis（4）And along the central axis（4）To first leg（50）Residing plane（40）Skew.

The 16. weft feeding device devices according to any one of claim 1 to 15, it is characterised in that the drive system （20）Including be driven into along and first little gear（21）The second little gear that relative direction rotates（79）, wherein, institute State at least one movable finger（7、8、9）It is provided with the second leg（51）, second leg（51）With being driveably connected to Second little gear（79）Tooth bar section（78）.