CN106574411B - Weft feeding device device - Google Patents

Abstract

The present invention relates to a kind of weft feeding device devices, it has the reel (2) that weft yarn (10) are stored with the winding circumference that can be adjusted, the reel (2) includes underlying structure (5), at least one movable finger (7, 8, and the drive system including the first pinion gear (21) (20) 9), wherein, at least one described movable finger (7, 8, 9) it is mounted on the underlying structure (5), so as to be moved in the whole length of linear path, and it is equipped with the first leg (50), first leg (50) has the rack gear section (53) for being driveably connected to first pinion gear (21), wherein, the drive system (20) includes the gear train (23) for continuously driving first pinion gear (21), the gear train (2 It 3) is from locking, to fasten first pinion gear (21), so that first pinion gear (21) is maintained in appropriate position along any position that the motion path is reached.

Description

Weft feeding device device

Technical field

The present invention relates to a kind of weft feeding device (weft feeder) devices (also referred to as weft accumulator (prewinder)) comprising Reel with adjustable winding circumference.The winding circle that the invention further relates to a kind of for adjusting the reel of weft feeding device device The method in week.The invention further relates to a kind of control devices for weft feeding device device.The invention further relates to a kind of use In the method for the winding circumference for the reel for determining weft feeding device device.The invention further relates to one kind to be used for and weft feeding device device one Act the Wireless power transfer system used.The invention further relates to it is a kind of include reel and nothing with adjustable winding circumference The weft feeding device device of line dynamic transfer system.

Background technique

In braider, it is however known to provide the weft feeding device device being arranged between bobbin and shed open.Weft feeding device device usually wraps Reel is included, the weft yarn extracted out from bobbin is wound on the reel.To be inserted into 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 several circles.Winding arm separates reel with the main body of weft feeding device device in the region of air gap.

It is further known that with the class of the fabric width of braided fabric, the type of fabric and/or the yarn for braided fabric Type adjusts the desired length of the weft yarn being stored on reel.The length of weft yarn that is stored and then being loosened depends on volume The winding circumference of pitch of the laps number and reel.Therefore, windings can be adjusted and/or winding circumference is stored on reel with changing The length of weft yarn.The adjusting of circumference is usually manually wound by skilled operative employee.

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

For example, US 5,046,537 shows a kind of weft feeding device device, have by fixed eccentric cylinder and multiple motion bars The adjustable winding circumference formed.The bar is capable of the axial-movement relative to the cylinder and a fixed width on the periphery around cylinder Part, can be adjusted for each bar or array bar the bar to the cylinder distance.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 move simultaneously in corresponding guide member under the control of single operation component, wherein the operation Component moves bar simultaneously towards or far from cylinder.It is more to be releasably locked at the arm in the guide member to provide device In any position in a position.The position of control arm manually adjusts.

For example, JP 09-170141 A discloses a kind of weft feeding device device comprising form a certain number of volumes of reel Around surface, the coiling surface is arranged to can be relative to radially of the central axis shifting by means of driving mechanism.Wind table The position in face manually adjusts.Scale is provided visually to observe the position of coiling surface.

For example, providing the reel with adjustable winding circumference from US 4,850,400 is known.In order to adjust winding circumference, It is known that a kind of regulating system including electric motor is provided, when enabling two switches by control circuit, the electric motor quilt It drives into and rotates forward or backward, thus control signal and be transferred to the switch.Electric motor is provided at reel.Winding Arm separates reel with the main body of weft feeding device device.According to one embodiment, accumulator and current feedback circuit are provided so as to electricity Dynamic powered motors.According to another embodiment, electric motor energy supply, the transformer supply tool should be by the magnetic strength of transformer Polar direct current (DC) electric current needed for having.

Summary of the invention

It is an object of the present invention to provide a kind of weft feeding device devices, have reel, and the reel has for storing weft yarn Adjustable winding circumference, thus allow operate easy use.

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

Circumference is wound it is an object of the present invention to determination and also determines the weft yarn to be stored by weft feeding device device by this method Length.

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

It is an object of the present invention to provide a kind of weft feeding device device, it is particularly suitable in textile machine (especially loom, spy Not air-jet loom machine) in use.

These targets are solved by weft feeding device device according to the present invention, and the weft feeding device device has reel, the reel With the adjustable winding circumference for storing weft yarn.In this case, drive system includes the gear train from locking.

According in a first aspect, providing a kind of weft feeding device device comprising reel, the reel have for storing weft yarn Adjustable winding circumference and central axis, the reel includes underlying structure, at least one fixes finger and at least one is lived Dynamic finger, wherein at least one described fixation finger is mounted in the fixation finger position in underlying structure, and its In, at least one described movable finger is mounted in underlying structure so as to radially transport relative to central axis It is moved in the whole length in dynamic path, wherein each fixed finger and each movable finger are equipped with and are parallel to central axis The outer edge that many of extension faces out, wherein the outer edge, which is arranged to, limits the winding circumference that weft yarn is wound on, So that being stored in volume in each position of each position and each movable finger of each fixed finger along motion path Weft yarn on cylinder with all outside edge contacts.Preferably, three movable fingers are provided, wherein it is described at least one fix Finger and the movable finger are uniformly around winding circle distribution.

Such weft feeding device device allows to determine the positioning of the finger of reel and the circumferential length of reel with high accuracy Between relationship, make it possible to determine the storage length of weft yarn with high accuracy.In other words, it can be calculated and be stored with high accuracy The length of weft yarn on reel.This is possible, because the weft yarn being wound on reel keeps connecing with the outer edge of finger Touching.

Preferably, all movable fingers are arranged for the central axis joint fortune relative to weft feeding device device It is dynamic, to make it possible to realize the symmetrical winding circumference in each position along the movable finger of each of motion path.

Such weft feeding device device also allows for so-called balloon breaker (balloon breaker) to be 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 It sets.In addition, movable finger relative to central axis identical apart from upper movement so that the winding determined by movable finger The section of circumference keeps quite round.

In this example, at least one fixes finger and/or at least one movable finger is set outside there are four facing out Edge.Preferably, two side outer edges are arranged at least one transverse direction for fixing finger and/or at least one movable finger Near side, and two intermediate outer edges are arranged between two side outer edges, wherein along reel between the intermediate outer edge The distance for winding circumference is less than the distance between each intermediate outer edge and each side outer edge.Outer edge is arranged to as a result, For making it possible to realize quite round winding circumference.

Four outer peripheral arrangements faced out allow to obtain the winding circumference with quite round shape.The outer edge Allow to determine winding circumference with high accuracy, and also determines that weft yarn is wound onto the position on reel by this method.

In this example, each of described outer edge include be arranged to two rib portions parallel to each other, and/ Or rib portions terminate 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 outer edge faced out is disposed on certain segment.Outer peripheral such shape for Contact between weft yarn and outer edge is advantageous.

Preferably, at least one movable finger is mounted in underlying structure so as to essentially continuously move, In, desired locations are confirmed as the distance of corresponding movable finger distance center axis, and/or fixed finger be mounted on to Few one can in duplicate fixed finger position and at least one movable finger be mounted in underlying structure so as to It is moved into many desired locations, and so as to is fastened on discharging in each of described desired locations to adjust Wind circumference.At least one positioning for fixing finger is scheduled and is well-known in advance by this method.

In this example, weft feeding device device includes for making at least one movable finger be moved into corresponding desired locations In drive system, and/or provide the mounting device for fixing finger, be clamped in make it possible to fix finger In each of many repeatable fixed finger positions.Fixed finger allows to be used for keep weft yarn in fixed position Magnet pin (magnet pin) be arranged in front of the fixed finger.

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

According to second aspect, a kind of weft feeding device device is provided comprising reel, the reel have for storing weft yarn Adjustable winding circumference and central axis, the reel include underlying structure and at least one movable finger, wherein it is described extremely A few movable finger is mounted in underlying structure so as to move in the whole length of linear path, wherein At least one described movable finger includes the segment of the first leg, the second leg and connection the first leg and the second leg, In, the first leg and the second leg are parallel to motion path extension, 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 advantages of compact and stable arrangement of acquisition activity finger.In other words, this Allow guiding activity finger in a stable manner and moves movable finger.

Preferably, reel includes being mounted in underlying structure so as to radially move relative to central axis 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 include the drive for driving at least the first leg of at least one movable finger Dynamic system, and/or only the first leg of at least one movable finger is driven and/or drive system includes the first pinion gear, Wherein, at least the first leg of at least one movable finger is equipped with the rack gear section for being driveably connected to the first pinion gear.This Allow using simple drive system.

In one example, weft feeding device device, which is further provided with, is applied at least one movable finger for that will preload To compensate at least one Preload system of the clearance between the movable finger and drive system, and/or preloading system System includes at least one spring element for being distributed at least one movable finger, at least one described spring element acts on On the activity finger, and the movable finger is forced to include towards the movement of the first pinion gear and/or Preload system It is distributed at least one friction element of at least one movable finger, by means of at least one described friction element described Apply the frictional force of the movement of the confrontation 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 end of the distance between first leg and the second leg towards the first leg becomes smaller, in the end first of the first leg Leg is contacted with the first pinion gear.This is favourable, because this leads to 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 activity finger is arranged in vertical Directly 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 is in away from the first plane at a certain distance from central axis.This arrangement provides acquisition activity The advantages of compact Layout of finger.

In this example, the first leg and/or the second leg of at least one movable finger are designed primarily to pole.This The design of sample is advantageous, because leg can accurately 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 leg Portion extends across central axis.In this example, the guidance system for guiding the first leg and the second leg is provided, and/or extremely Few first leg has a length such that central axis is crossed by guidance system guiding in the first leg and/or the second leg has There is certain length that the second leg is made to cross central axis and/or the first leg in one direction along it by guidance system guiding Lateral surfaces are directed to and/or the second leg is directed to along its lateral surfaces in all directions.

This allows to provide the first leg and the second leg with long length and allows to guide the on long motion path One leg and the second leg.Due in this way, avoiding 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 segment of movable finger, while the second leg cloth It sets near the second cross side of the segment of movable finger, second cross side is opposite with the first cross side.This allows to answer With the drive system for movable finger with the first pinion gear with major diameter.

In this example, segment includes the outer edge for being parallel to central axis extension, wherein the outer edge limits weft yarn volume Around winding circumference thereon.In this example, drive system includes being driven into rotate along the direction opposite with the first pinion gear The second pinion gear, wherein the second leg of at least one movable finger is equipped with the tooth for being driveably connected to the second pinion gear Section.

According to the third aspect, a kind of weft feeding device device is provided comprising reel, the reel have for storing weft yarn Adjustable winding circumference, the reel include underlying structure, at least one movable finger and the driving including the first pinion gear System, wherein at least one described movable finger is mounted in underlying structure so as in the entire of linear path It being moved in length, and is equipped with the first leg, first leg has the rack gear section for being driveably connected to the first pinion gear, In, drive system includes the gear train for continuously driving the first pinion gear, the gear train from locking, so as to The first pinion gear is fastened, so that the first pinion gear is being maintained at appropriate position along any position that motion path is reached In.Preferably, drive system further comprises the actuator for driving the first pinion gear via gear train.

Gear train be from lock the fact offer the advantage that even if during braiding (for example, when not enabled activate When device, or even during idle time in), still be able to for finger being maintained in reached position.This further allows small Rotation angle on the first pinion gear is continuously driven with high accuracy, while when not enabled drive system, the first pinion gear Keep its position.This is particularly advantageous in the case where power failure.

In this example, drive system includes the gear train of the reduction ratio at least 1/50th, and/or driving system The gear train of system includes from locking-type 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 be rotated around wheel shaft.? In example, actuator driving has the integral type gear-box of at least one centesimal reduction ratio.

In this example, weft feeding device device be further provided with for will preload be applied at least one movable finger so as to At least one Preload system of the clearance between at least one movable finger and drive system is compensated, and/or preloads system System includes at least one spring element for being allocated at least one movable finger, at least one described spring element acts on institute State on movable finger and force the movable finger towards the movement of the first pinion gear and/or Preload system include being divided At least one friction element assigned at least one movable finger, by means of at least one described friction element in the activity Apply the frictional force of the movement of the confrontation movable finger on finger.In alternative solution, gear train includes at least one The gear of a preloading is to compensate the clearance in gear train.These arrangements improve imitating from locking for weft feeding device device Fruit, and be compact.

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

Preferably, drive system further comprises the drive part for driving the first pinion gear via gear train.By Actuator can be made to get rid of any control when the first pinion gear should not be made and finger moves in lock gear system. This is advantageous for the service life of actuator.

In this example, actuator can be separated with the first pinion gear, to allow the manual fortune of at least one movable finger It is dynamic.It is advantageous from locking, and allows to provide the drive system with the drive part manually driven.

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

In alternative solution, drive system include be driven into rotated along the direction opposite with the first pinion gear it is second small Gear, wherein at least one movable finger is equipped with the second leg with the rack gear section for being driveably connected to the second pinion gear Portion.

According to fourth aspect, a kind of weft feeding device device is provided comprising reel, the reel have for storing weft yarn Adjustable winding circumference, the reel include underlying structure and at least one movable finger, wherein at least one described activity Finger is mounted in underlying structure so as to move in the whole length of motion path, wherein weft feeding device device includes It is arranged for determining the sensor device of the physical location of at least one movable finger, wherein the sensor device The first sensor system of relative motion including at least one motor element for measuring weft feeding device device, and the sensing Device device includes the second sensor system of the first reference position for determining 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 opposite travel distance.By measuring relative to ginseng The relative motion for examining position can determine accurate absolute position.This permission is proper by using simple first sensor system Local measurement is determined very accurately the position of finger relative to the relative motion of reference position and therefore winds circumference Length, wherein determining the reference position using simple second sensor system.

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

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

In this example, first sensor system includes incremental rotary encoder system and/or first sensor system packet The rotary encoder system at least one encoder disk (encoder disc) is included, the encoder disk is drivingly coupled So that the motor element (the specifically motor element of drive system) with weft feeding device device moves together, to measure the movement The incremental motion of element.

In this example, second sensor system includes signal source and receiver, wherein the signal source or the reception Device is mounted on the motor element (the specifically motor element of drive system) of weft feeding device device, and the signal source and described is connect It receives the other of device to be fixedly mounted in underlying structure, and wherein, the signal source and/or the receiver are arranged It is right to receive signal by receiver, and wherein when moving at least one movable finger in its motion path It should be used as in the position of the motor element (the specifically motor element of drive system) of the weft feeding device device of the predetermined value of signal and drive First reference position of dynamic system.Signal source and/or receiver, which are arranged such that work as, as a result, makes at least one movable finger When moving in its motion path, the signal for the symbol that band changes is received by receiver, and wherein, zero corresponding to signal The position of the motor element (the specifically motor element of drive system) of the weft feeding device device of crossover location is used as drive system First reference position.

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

Such first sensor system and such second sensor system have simple design and particularly suitable for It is used in weft feeding device device.

In this example, sensor device is further arranged at least one motor element for detecting weft feeding device device Second reference position of (specifically at least one motor element of drive system), wherein by first sensor system for the Value measured by travel distance between one reference position and the second reference position is used as the calibration value and/or the of drive system Two reference positions correspond to for the position for winding at least one movable finger of circumference limited in advance.

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

Fourth aspect further comprises a kind of method for determining the winding circumference of the reel of weft feeding device device, described defeated Latitude device device has reel, and the reel has the adjustable winding circumference for storing weft yarn, and the reel includes substrate knot Structure and at least one movable finger, wherein at least one described movable finger is mounted in underlying structure so as to transporting It is moved in the whole length in dynamic path, wherein by means of at least one movement of first sensor systematic survey weft feeding device device The relative motion of element, wherein being determined the first of at least one motor element of weft feeding device device by means of second sensor system Reference position, and the reality of movable finger is wherein determined based on identified first reference position and measured relative motion 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 identified first reference position and Measured relative motion determines the physical location of movable finger, and/or second by means of including signal source and receiver At least one motor element (specifically at least one motor element of drive system) of sensor system senses weft feeding device device Movement into the first reference position, wherein at least one motor element (specifically drive system of weft feeding device device At least one motor element) when being moved into the first reference position, have zero to hand over from signal source received signal by receiver Fork.

Zero crossing offers the advantage that such to intersect be very accurately and to make it possible for accuracy at a fairly low Sensing system obtain a position limited well.

In this example, at least one motor element (specifically at least one fortune of drive system of weft feeding device device is determined Dynamic element) the second reference position, and will be directed between the first reference position and the second reference position by first sensor system Travel distance measured by value be stored as the calibration value for drive system.Preferably, for calibration, transport movable finger It is dynamic to enter in the position for corresponding to the winding circumference limited in advance, wherein the position is used as the second reference position.Second reference bit Calibrating position can be also referred to as by setting.

In this example, when being moved at least one movable finger in desired locations, will from signal source and by The received expected signal of receiver is compared with by the received actual signal of receiver, to supervise movement.Although using accuracy Rather low sensing system, but such sensing system allows to obtain the signal with approximate desired value and allows the letter Number application is signal for supervision.

Preferably, in this example, when reseting weft feeding device device, make at least one motor element of weft feeding device device first (specifically at least one motor element of drive system) moves to the first reference position from physical location, and then movement returns Desired locations.In this example, when starting weft feeding device device 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) moves to the first reference position and then movement return expectation Position.Preferably, at least one motor element of weft feeding device device (is had at each moment (especially after power failure) Body drive system at least one motor element) position storage in the nonvolatile memory.

According to the 5th aspect, a kind of weft feeding device device is provided comprising reel, the reel have for storing weft yarn Adjustable winding circumference, the reel include underlying structure and at least one movable finger, wherein at least one described activity Finger is mounted in underlying structure so as to be moved into many positions in the whole length of motion path, and excellent Selection of land can be anchored in each of described many positions with discharging, wherein the winding circumference depends at least one The position of movable finger, and wherein, control device are associated with weft feeding device device to determine at least one activity finger-type Relationship between the physical location of part and the weft length of weft yarn.

Such control device allows desired weft length (the weft length in other words, set) " interpretation " to determine Wind the corresponding position of the movable finger of each of length of circumference.Differently, such control device allows to determine winding The position " interpretation " of each of length of circumference activity finger is weft length.

Advantage is: it can be initially to set weft length starting loom, in other words, weft length is for braiding Long enough but not too long.After starting loom, weft length can be adjusted if necessary.

This further allows the practical weft length determined based on storage length (belonging to the actual bit of movable finger Set) compared with the expectation weft length of weft yarn.This allows easily to set desired weft length and is directed to the reality of finger Position shows practical weft length.

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

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

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

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

Preferably, it provides a kind of for determining at least one by the position for a motor element for measuring weft feeding device device The sensor device of the position of movable finger, the sensor device cooperate with control device；And/or it provides 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 Sensor device is stated to cooperate with control device.

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

5th aspect further comprises a kind of method for setting the winding circumference of the reel of weft feeding device device, the volume Cylinder includes underlying structure and at least one movable finger, wherein at least one described movable finger is mounted on underlying structure Above so as to be moved into multiple positions in the whole length of motion path, and preferably releasably it is fastened on this In multiple positions, and wherein, winding circumference depends on the position of at least one movable finger, which comprises determines To be saved to the expectation weft length of the weft yarn on reel；At least one movable finger is determined based on the expectation weft length Desired locations；And it is moved at least one movable finger in corresponding desired locations.

Preferably, reel includes in one of many repeatable fixed finger positions being mounted in underlying structure At least one fixes finger, wherein determining one of the reality in many repeatable fixed finger positions, and is based on Refer to be saved to the expectation weft length and identified fixed at least one activity of finger position restriction of the weft yarn on reel The desired locations of shape part.

In this example, it determines the physical location of at least one movable finger and feedback signal, the feedback signal is provided It is used to that at least one movable finger be made to be moved into corresponding desired locations, and/or determined using the braiding factor wait store up The expectation weft length for the weft yarn deposited, the braiding factor is to rely on the restriction of at least one braided parameter, and/or passes through volume The expectation weft length of weft yarn to be stored, and/or expectation weft are circumferentially determined multiplied by the windings for weft length Length is designated as absolutely it is expected weft length or is appointed as opposite desired weft length.

According to the 6th aspect, a kind of weft feeding device device is provided comprising with the adjustable reel for winding circumference and wirelessly Dynamic transfer system, the Wireless power transfer system include: primary side system comprising signal generator；And secondary edge system, It include for driving the actuator drive of actuator and secondary control unit (secondary control unit), In, the pair edge system is arranged for crossing air gap to be coupled with primary side system inductance, wherein the dynamic transfer system quilt It is arranged for the resonance generated at least during the operating time of actuator by means of signal generator Dai You with secondary edge system The signal of the matched first frequency of frequency, and wherein dynamic transfer system is arranged for crossing air gap for the first power from original Edge system is transmitted to the actuator drive for driving the actuator of secondary edge system.

The frequency of signal is set to provide the frequency that can easily match the signal with the resonance frequency matches of secondary edge system The advantages of resonance frequency (especially during the operation of weft feeding device device) without adjusting secondary edge system.It can easily set The frequency of the fixed signal generated by primary side system, because operative employee can be sensible well during the operation of weft feeding device device Primary side system.

Preferably, secondary edge system includes the assessment device for assessing the power received, wherein is filled from the assessment The output set be used to tune first frequency the resonance frequency matches so that first frequency and secondary edge system.

In this example, primary side system is made to be adapted to cross air gap and selectively transmit for for driving the cause of actuator First power of dynamic device driver energy supply, or the second power for being energized to secondary control unit.

Preferably, the first power is transmitted in the period for being followed by the period (slot) for transmitting the second power therebetween.When Power of the transmission for energizing to actuator drive is provided can be avoided and is thermally generated (preferably, in short time interval) in section Advantage.

In this example, Wireless power transfer system is arranged for having second by control signal generator to generate The signal of frequency transmits the second power for energizing to control unit, wherein the resonance of the second frequency and secondary edge system Frequency is different.

In addition, bidirectional data communication of the inductive coupling between primary side system and secondary edge system provides communication link.Showing In example, signal generator includes pulse width modulation generator.In this example, actuator drive is motor driver, such as The motor driver is four-quadrant motor driver.

In this example, secondary edge system includes at least one secondary inductor (secondary inductor) and at least one Secondary capacitance and/or at least one secondary capacitance and at least one secondary inductor are arranged in parallel, and/or secondary edge system Secondary inductor is to provide secondary coil on peltate insulating supporting element and/or secondary coil winding 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 at triangle, And/or the primary inductor of primary side system is to provide primary coil and/or primary coil volume on peltate insulating supporting element Around being wound into coil at the first section at least substantially rectangle and at the second section at extremely It is few that substantially triangle and/or primary coil are equal with the shape of secondary coil and/or Wireless power transfer system is arranged At at least partly close to the fixation finger of reel.

6th aspect further comprises a kind of air gap progress nothing for crossing weft feeding device device using dynamic transfer system The method of line power transmission, the dynamic transfer system have primary side system, have signal generator；And secondary edge system, It has actuator drive and secondary control unit for driving actuator, wherein the pair edge system is arranged to use It is coupled in crossing air gap with primary side system inductance, 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 edge system, and dynamic transfer system cross air gap by the first power from Primary side system is transferred to the actuator drive for driving the actuator of secondary edge system.

Preferably, at secondary edge system, the power received is assessed using assessment device, wherein fill from the assessment The output set be used to tune first frequency the resonance frequency matches so that first frequency and secondary edge system.It in this example, is biography The defeated power for energizing to secondary control unit, the frequency for carrying out the signal of automatic signal generator are tuned to second frequency, institute It is different from the secondary resonance frequency of edge system to state second frequency.

Preferably, resonance frequency is between 50 kHz and 500 kHz, and for example, about 160 kHz.

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

Detailed description of the invention

Different schematic diagram detailed description of the present invention exemplary embodiments will be hereafter based on, in attached drawing,

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

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

Fig. 3 is the perspective view of fixed finger；

Fig. 4 is the enlarged 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 a part of drive system and the perspective view of three movable fingers；

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

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

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

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

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

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

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

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

Figure 16 shows the route of the signal of the second sensor system of the position of the first pinion gear about weft feeding device device；

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

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

Figure 19 is the front view of the alternative solution of Figure 12；

Figure 20 is the detailed view of the alternative solution of Fig. 6；

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

Figure 22 shows 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 front view similar with Fig. 2；

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

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

Figure 28 shows the interactive apparatus of weft feeding device device according to the present invention.

Specific embodiment

In fig. 1 and 2, weft feeding device device 1 is shown comprising: reel 2 is used to store weft yarn 10；And winding arm 3, it is arranged to the rotation of central axis 4 relative to weft feeding device device 1, so that weft yarn 10 to be wound up on reel 2.From cylinder The weft yarn 10 of pipe (not shown) is winding on reel 2.Reel 2 has the adjustable winding circumference for storing weft yarn 10.Volume Cylinder 2 is arranged to fixed, and includes: underlying structure 5；One fixed finger 6, the fixation being mounted in underlying structure 5 In finger position；And three movable fingers 7,8 and 9, it is distributed around winding even circumferential.Each activity finger 7, it 8,9 is mounted in underlying structure 5, and can be moved into multiple positions (specifically, can be along associated radial direction R7, R8 or R9 are moved into many positions relative to central axis 4).Three movable fingers 7,8,9 be successively arranged with Just (in other words, shape is in 90 ° between movable finger 7 and 8 for shape angle in 90 ° between two successive movable fingers Angle and the shape angle in 90 ° between movable finger 8 and 9).Each activity finger 7,8,9 can be about center Axis 4 is essentially continuously moved along linear path.In addition, each activity finger 7,8,9 is releasable along motion path Ground is fastened in desired locations and (in other words, can be maintained in many positions).Fixed finger 6 and movable finger 7,8, 9 determine the winding circumference of reel 2.In other words, winding circumference depends on the position of finger 6,7,8,9.

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

As shown in Figure 2, fixed finger 6 and the three movable formation of fingers 7,8,9 weft yarns 10 are wound on non- Continuous winding circumference.Circumference is wound to change, shifts at least one of movable finger 7,8,9 relative to central axis 4. If resulting winding circumference deviates substantially from annular shape, consolidate then fixed finger 6 can be made to be moved into through what is adjusted Determine in finger position.

The loom that wherein fabric width can be made to change significantly (is greater than greatly for example, fabric width is allowed to change The loom of about 500 mm) for, fixed finger 6, which is arranged in a fixed finger position, can produce substantially partially Winding circumference from annular shape.Such shape can bring tensammetric peak in the weft yarn 10 of the inlet of weft feeding device device 1 Value, and breakage of weft can be caused.To avoid such case, fixed finger 6 can be located in and many to be limited in advance In fixed finger position.

As shown in Figures 3 and 4, the mounting device 60 for fixing finger 6 is provided, is pressed from both sides so that finger 6 will be fixed It holds in the fixation finger position limited in advance.Mounting device 60 for fixing finger 6 includes: clamping element 61；With And guid arm 62, it is cooperated with clamping element 61 to realize and to consolidate what fixed finger 6 was clamped in that at least one limits in advance Determine in finger position (for example, three fixed finger position A, the B or C or fixed finger position A of only one).Guid arm 62 actively (specifically slidably) are mounted in the guide element 63 in underlying structure 5.Guid arm 62 is equipped with many grooves 64, The groove can be arranged to and be located at the groove 65 in underlying structure 5 and be in line, wherein in order to which guid arm 62 to be mounted on In underlying structure 5, the clamping element 61 with the protrusion 66 engaged with one of groove 64 and groove 65 is provided.Fixed finger-type The positioning of part 6 for example manually carries out.As shown in Figure 4, clamping element 61 is the L shape with protrusion 66, and can It is mounted in underlying structure 5 by means of bolt 67.As shown in Figure 3, fixed finger 6 is mounted in fixed finger position A. If desired, instead fixed finger 6 can be mounted in fixed finger position B or C.

In alternative solution, the fixation finger position limited in advance is accurately located in order to ensure finger 6 will be fixed In, guid arm can be equipped with multiple protrusions, and the protrusion alternately cooperates with the groove being located on clamping element.Other alternative solutions It is possible, such as uses different clamping elements for the fixation finger position each limited in advance.

Fixed finger 6 and movable finger 7,8,9 are arranged and shape in order to provide the volume with quite round shape Circumferentially (specifically, there is the winding circumference close to the shape of annular shape).For this purpose, the shape of finger is with specific week Side, to allow to obtain independently of the position of fixed finger 6 and the position finger 6,7,8,9 of movable finger 7,8,9 Quite round winding circumference.As shown in Fig. 3, Fig. 5 and Fig. 6, the week on the periphery of fixed finger 6 and movable finger 7,8,9 While set there are four the outer edge 30 faced out, 31,32,33(for example, be designed to the outer edge 30 of flank, 31,32,33).? Wherein weft yarn 10 is wound in the region on the outer edge 30,31,32,33, and four outer edges 30,31,32,33 are parallel to Central axis 4 extends.Outer edge 30,31,32,33 be parallel to central axis 4 extend the fact provide the winding circumference of reel 2 Length be not directed to perpendicular to the direction of central axis 4 each plane change the advantages of, make it possible to high accuracy determine The length of stored weft yarn (for example, for the length for winding circumference, accuracy is about 0.2 mm).Each finger includes The cross that four outer edges 30,31,32,33 faced out, preferably two side outer edges 30,31 are arranged in corresponding finger 6 to 9 To near side 34,35, and two intermediate outer edges 32,33 are arranged between two side outer edges 30,31.Intermediate outer edge 32, the distance between 33 along the winding circumference of reel 2 be less than the distance between intermediate outer edge 32 and side outer edge 30 and in Between each of the distance between outer edge 33 and side outer edge 31.

As being illustrated in detail in Fig. 5 and Fig. 6 for finger 7, each outer edge 30,31,32,33 includes flank, institute State flank have be arranged to two rib portions 36,37 parallel to each other.The rib portions 36,37 are terminated in finger 7 Frontal arc 38 at, the frontal arc 38 is shape curved or in combined line.Even transition 84 is located at rib portions 36,37 Each of front end and curved frontal arc 38 between.In addition, as shown in Figure 6, finger 7 includes the first leg 50, the Two legs 51 and the segment 52 for connecting the first leg 50 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.Segment 52 includes many outer edges 30 to 33 faced out, and specifically, outer edge 30 to 33 is arranged in the outer of segment 52 At side, towards weft yarn 10 and with the inside of segment 52, (at the inside, the first leg 50 and the second leg 51 are arranged in segment On 52) it is opposite.The outer edge 30 to 33 that is arranged on fixed finger 6 and the segment 52 for being arranged in movable finger 7,8,9 On outer edge 30 to 33 define that weft yarn 10 is wound on quite round winding circumference.Specifically, outer edge 30,31, 32, it 33 is arranged for making it possible to independently of movable finger 7,8,9 along the position of its motion path realization quite circle Wind circumference.In the background of the application, motion path is defined as (changing between the extreme position of movable finger 7,8,9 Yan Zhi, in movable 7,8,97,8,9 maximum away from central axis 4 of minimum range and movable finger away from central axis 4 of finger Distance between) extend distance.In other words, due to the arrangement of outer edge 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 outer edge 30 to 33 of each finger 6 to 9 contact. In other words, the outer edge 30,31,32,33 of each finger 6,7,8,9 is arranged such that the circle of weft yarn 10 being 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 outer edges 30 of weft yarn 10 and each finger 6,7,8,9,31,32, 33 contacts so the length of winding circumference can be determined with high accuracy, therefore can 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 activity The stability of shape part 7,8,9 itself and for finger 7,8,9 positioning stability (specifically, for movable finger 7,8,9 movement) for be advantageous.Frontal arc 38 is a part of segment 52.As shown, segment 52 includes many plates 39, the plate is arranged between outer edge 30 and 32, between outer edge 31 and 33 and between outer edge 32 and 33.Energy Enough finger 8 and 9 is designed to similar to finger 7.The part of fixed finger 6 to cooperate with weft yarn 10 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 the outer edge 30,31,32 and 33 of touching are equivalent.

Weft feeding device device 1 further comprises for making each movable finger 7,8,9 be moved into corresponding desired locations In drive system 20.Desired locations are defined as the distance that corresponding movable finger 7,8,9 arrives central axis 4.In Fig. 8 Shown in drive system 20 allow to make all movable fingers 7,8,9 jointly to move, in other words, movable 7,8,9 quilt of finger It is arranged for Union Movement.By this method, 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 set winding circle with high accuracy Week.The movement for movable finger 7,8,9 provides simple mechanical structure as a result, 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 first leg 50 of each of driving activity finger 7,8 and 9.Drive system 20 includes For driving the first pinion gear 21 of movable finger 7,8,9.First leg 50 of each activity finger 7,8,9 is equipped with energy Enough it is driveably connected to the rack gear section 53 of the first pinion gear 21.By this method, each movable finger 7,8,9 includes first Leg 50, movable finger 7,8,9 is installed in underlying structure 5 by means of first leg 50, so as to along linear Movement path.As shown in Figure 8, the first leg 50 of each movable finger 7,8,9 is only driven.Drive system 20 is by cloth It is set to for moving the first pinion gear 21 continuously in small rotation angle 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 amount of the free movement between driving element and driven element, can not be controlled and not only be taken Certainly in variable external load, and depend on the tolerance of the component of drive system 20.When suspecting that drive system 20 is vibrated or work as When external load changes, unless being limited by means of measuring system appropriate, otherwise the amount of clearance is usually unknown.Differently, In the background of the application, " backlash " is defined as the amount of the controlled motion between driving element and driven element, is controllable And it is therefore different from " clearance ".Controlled motion between driven element and driving element will not change due to vibration or external load Become, and will only be driven the influence of the movement of element.In the case where no measuring system, by using control plan appropriate It slightly can compensate for backlash.

Weft feeding device device 1, which is equipped with, is applied directly to movable finger 7,8,9 for that will preload to compensate activity finger-type The Preload system 54 of 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 acts on the first leg 50 of movable finger 7,8,9, and forces The activity finger 7,8,9 is moved towards the first pinion 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, 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 movement of countermeasure activity finger 7,8,9 is acted on accordingly Movable finger 7,8,9 the first leg 50 on.

When offer, which is used for, will preload at least one Preload system 54 for being directly applied to movable finger 7,8,9, 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 without additional measuring system.

As shown in Figure 8, Preload system 54, which will preload, is directly applied to movable finger 7,8,9.In other words, it preloads Lotus is via movable finger 7,8,9 without being applied in movable finger 7,8,9 and the first pinion gear via the first pinion gear 21 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 weft tension on movable finger 7,8,9 and/or vibration due to movable finger 7,8,9) influence.

In unshowned alternative solution, spring element acts on the segment 52 of connection the first leg 50 and the second leg 51 On, and force the movement of central axis 4 in radial direction towards of movable finger 7,8,9.In another example (not shown), mention 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 In (not shown), two spring elements acted on the first leg and the second leg along the direction being perpendicularly to the direction of movement are provided Part.When providing spring element on leg, it is possible to provide the spring element of equal amount, the spring element are arranged for It avoids making the inclined power of movable finger or torque.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 the perpendicular to central axis 4 In two planes 41.At a certain distance from second plane 41 is disposed in along central axis 4 away from the first plane 40.In other words, first is flat Face 40 is deviated relative to central axis 4 to the second plane 41.As indicated with the broken lines, the first pinion gear 21 is located at the first plane In 40.As in Figure 10 it can be seen that, it is each activity finger 7,8,9 the first leg 50 and the second leg 51 relative to center Axis 4 is parallel to associated radial direction R7, R8, R9 and extends, and extends on the opposite side of central axis 4, and along central axis The direction of line 4 extends with being offset from one another.The length of the rack gear section 53 of the length of first leg 50 and the first leg 50 is selected To be sufficiently large, to ensure the long motion path of movable finger 7,8,9, in other words, so as to realize in wide range It adjusts.The length of the first leg 50 is selected, 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 7,8,9 motion path is of approximately the length of the size of the diameter of the first pinion gear 21.

When all first legs 50 are arranged in the first plane 40, shown in the first pinion gear 21(such as Fig. 9 with dotted line Axial length out) can be selected as small.First leg 50 and the second leg 51 are provided in two planes being offset from one another 40, allow in 41 to make two legs 50,51 with enough length, to ensure reliably to guide.In addition, leg 50,51 energy Enough being arranged to has big distance along the direction perpendicular to 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, guidance system 68 is provided 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 and crosses along its length by means of first guide member 69 Central axis 4.First leg 50 is directed to along its lateral surfaces in one direction.The first leg 50 is guided as a result, so that the One leg 50 can be driven by the first pinion gear 21.Guided in the plane 40 perpendicular to central axis 4 first leg 50 so as to It avoids rotating.The guidance system 68 includes the second guide member 70, and the second leg 51 is by means of second guide member 70 along it 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 has 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 only driving the first leg 50, clamping stagnation can be avoided by guidance system 68 appropriate.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 by this method also relative to The rotation of 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 further include be intended to guide for example movable finger 9 leg 50 and 51 it is another A 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 relative to 108 mirror symmetry of axis Mode is arranged.

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

In alternative solution, 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 It separates, 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 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 activity finger 7,8,9 is moved into corresponding desired locations.In addition, determining the fixation finger position limited in advance The fixation finger position set, and 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, the physical location of at least one movable finger 7,8,9 and offer are provided Feedback signal, the feedback signal is for being moved at least one movable finger 7,8,9 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 limited, such as it is derived from the braiding factor of the set including the following terms: braiding style, weft yarn characteristic, stretches spool characteristic The characteristic of the characteristic of device and other insertion parts.Desired weft length is proportional to desired storage length.Justified by winding Week limits storage length multiplied by the windings for a weft length.

It can be by skilled operative employee using his experience and/or using for braided parameter to be mapped to recommended volume The table of the factor is knitted to set and/or determine the braiding factor.It is able to use the table of printing and/or is reflected by electronic device execution It penetrates.

Control device 12 is arranged for determining using the braiding factor to be stored in volume by weft feeding device device 1 as a result, The desired length of weft yarn 10 on cylinder 2.In other words, control device 12 is arranged for adjusting the winding circumference of reel 2.Winding Circumference limits the desired length of stored weft yarn.Desired latitude can be limited by the breadth and edge grinding length of fabric to be woven Line length.It in order to minimize edge grinding length, while still ensuring that enough weft length, uses certain braiding factor, wherein Based on fabric width and the smallest required edge grinding length computation weft length.Weft length is proportional to storage length as a result, changes Yan Zhi, weft length are approximately equal to storage length and braiding fac-tor.Preferably, the range for weaving the factor is about 0.9 to arrive About 1.1.

This allow to set in the following manner the weft yarn 10 to be stored by weft feeding device device 1 expectation weft length and/or Desired length: expectation weft length and/or expectation based on the weft yarn 10 store length and limit each movable finger 7,8,9 Desired locations；And by being moved into each movable finger 7,8,9 in corresponding desired locations.

Preferably, the desired length to be stored in the weft yarn 10 on reel 2 is limited.For this purpose, control device 12 is arranged to For determining desired winding circle based on the corresponding weft length for weft yarn 10 to be stored in the windings on reel 2 Week.For example, control device 12 has the boundary for manually setting the expectation weft length to be stored in the weft yarn 10 on reel 2 Face.Alternatively or additionally, control device 12 has the place for determining the desired length to be stored in the weft yarn 10 on reel 2 Manage unit.In addition, control device 12 is arranged at least one movable finger 7,8,9 based on desired weft length adjustment Position.For example, control device 12 is arranged for providing control signal, so as to by the position tune of movable finger 7,8,9 It saves 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, which be used to show the phase of each movable finger 7,8,9 The desired locations answered, and be used to that each movable finger 7,8,9 manually be made to be moved into corresponding desired locations.? In one example, by the first pinion gear 21(for example, by means of Allen key (Allen key) or screwdriver) apply Add torque to be manually adjusted.

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

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

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

For this purpose, automatically, the semi-automatically or manually movement of carry out activity finger 7,8,9.For identical Or many reels 2 on different looms, it can repeatedly carry out being moved into movable finger 7,8,9 in desired locations Step.For this purpose, can by the data transmission from control device 12 associated with a loom to another loom Associated control device 12(is for example, via USB output equipment).

For example, determining practical fixed finger position, and the desired locations of each movable finger 7,8,9 are based on to be stored The desired length of weft yarn 10 on reel 2 and practical 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, refers to then additionally providing and fixed finger 6 being set in many repeatable fixations 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 exporting The signal provided on device 13 manually adjusts the position of fixed finger 6.

In alternative solution, determine the physical location of at least one movable finger 7,8,9 and/or fixed finger 6 and Feedback signal is provided, the feedback signal is for making at least one movable finger 7,8,9 be moved into corresponding desired locations In.Then, manually, the semi-automatically or automatically movement of carry out activity finger 7,8,9 based on feedback signal.It can will be anti- Feedback signal is shown on output device 13.

As illustrated in greater detail in Figure 12 to Figure 13, drive system 20 includes the first pinion gear 21, wherein each activity At least the first leg 50 of finger 7,8,9 is equipped with the rack gear section 53 for being driveably connected to the first pinion gear 21, and its In, the gear train 23 of drive system 20(specifically drive system 20) from locking (specifically to work as driving during braiding When system 20 is subjected to the vibration of loom) and during idle time in the first pinion gear 21 is fastened in appropriate position.As closed Described in Fig. 8, for example, provide at least one Preload system 54(and preferably, three Preload systems 54) so as to will It preloads and is applied to movable finger 7,8,9, so that compensation activity finger 7,8,9 specifically drives with drive system 20(and is System 20 the first pinion gear 21) between clearance.

As shown in Figure 12 to Figure 14, drive system 20 includes the gear train 23 for driving the first pinion gear 21.Tooth Wheel system 23 includes worm drive 24 and back gear 25.Worm drive 24 includes the worm gear to cooperate with worm screw 27 26.The worm drive 24 of gear train 23 is from locking.Back gear 25 includes cooperating with the first pinion 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 rotated around wheel shaft 29 Part 19, and by means of spring 17 by forced to move towards the first pinion gear 21.Workpiece 19 is advantageous for obtaining compact Layout, And at a certain distance from allowing for the wheel shaft 15 of worm screw 27 to be arranged in along the direction of central axis 4 away from the first pinion gear 21.Worm screw 27 are disposed on the wheel shaft 15 including drive part 16, and the drive part 16 can be with tool (for example, hexagonal is pulled in Alan Hand or screwdriver) cooperation, it is enable to rotate worm screw 27 via gear train 23 and also makes the first small tooth by this method 21 rotation of wheel.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 alternative solution, provide straight with cooperating with the tooth of the first pinion gear 21 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 pinion 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 23 the first pinion gear 21 of driving of system.Preferably, DC motor or stepper motor are provided as actuator 14.Actuator 14 allow via Drive system 20 semi-automatically, or automatically adjusts winding circumference.Preferably, actuator 14 can be separated with gear train 23, with Just (for example, for maintenance activity) is manually adjusted when needed.For this purpose, provide releasable portion 18 with by wheel shaft 15 and cause Dynamic device 14 separates.Actuator 14 is arranged to be in line with drive part 16, but opposite relative to worm screw 27 and drive part 16, As shown in Figure 14.It is arranged in by actuator 14 or the wheel shaft driven by means of drive part 16 15 perpendicular to central axis 4 In plane, the plane is deviated along central axis 4 to plane 40 and 41.This allows to be arranged actuator 14 with tool and/or reaches Drive part 16.In this illustration, actuator 14 is controlled by control device 12 to adjust the winding circumference of reel 2.

For example, gear train 23 includes from locking worm drive 24.This allows actuator 14 to separate with gear train 23, Simultaneously in the case where not needing any additional devices the first pinion gear 21 being fastened in reached position, maintain the One pinion gear 21 is maintained in reached position.Nevertheless, being capable of providing additional tightening member.This is for during idle time Between be also advantageous for the first pinion gear 21 of middle fastening.

In addition, drive system 20, which preferably includes, is arranged in integral type gear-box 22 and first associated with actuator 14 Gear train 23 between pinion gear 21, the gear train have at least 1/50th reduction ratio.For this purpose, gear train 23 for example including the gear 28 being arranged between worm drive 24 and the first pinion gear 21, and gear 28 and the first pinion gear 21 Between reduction ratio be about 1/10th.This allows in small rotation angle (for example, allowing with the accurate of about 0.2 mm Degree obtains the rotation angle of the length of winding circumference) the first pinion gear 21 is continuously driven with high accuracy.Such as Figure 13 and Figure 14 Shown in, the gear 28 of preloading is provided, such as using spring 17, the spring F that exerts oneself is forced including worm gear 26 and gear 28 Workpiece 19 moved towards the first pinion gear 21.The gear 28 preloaded is arranged to compensate the clearance in gear train 23.Tooth Wheel 28 is further improved from locking-up effect.By providing the gear 28 preloaded, the introducing of clearance is avoided.For this purpose, gear 28 are equipped with the cone tooth with the indented joint of the first pinion gear 21, and force gear 28 in axial direction towards the tooth of the first pinion gear 21 (for example, power by being applied by spring 17) movement.By making gear 28 overcome the power of spring 17 to move along the direction of wheel shaft 29, Gear 28 can separate with the first pinion gear 21 and actuator 14 is also enable to separate with the first pinion gear 21 by this method, thus Allow the self-movement or free movement of at least one movable finger 7,8,9.

For example, the driving of actuator 14 has the integral type gear-box 22 of at least one centesimal reduction ratio.This allow with Advisory speed operates actuator 14, especially in the case where DC motor.On the other hand, in the gear train from drive system 20 23 remove with integral type gear-box 22 actuator 14(it is as shown in Figure 12) after, there are still gear train 23 deceleration Than allowing by making the rotation of the first pinion gear 21 manually adjust movable finger 7,8,9 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 setting, wherein the movement automatically, semi-automatically or manually carries out.For example, providing control device 12.In example In, 12 auxiliary operation work of control device is manually adjusted, for example, sending control signals to output device 13 and operative employee's root According to the position of the signal manually adjusting activity finger 7,8,9 optically and/or acoustically provided on output device 13, make It must be manually adjusted.In other examples, by being sent to the signal auxiliary operation work tune of the control device 12 of output device 13 Section is set, and thus by the further auxiliary operation work of actuator 14, so that obtaining semi-automatic adjusting.Preferably, control device 12 Control drive system 20 is so that movable finger 7,8,9 is moved into desired locations, so that being automatically adjusted.For example, mentioning For feedforward control device 12.

As wherein shown in Figure 14, provided sensor device 42 will pass through a member of measurement weft feeding device device 1 The position (specifically, passing through the position of at least one element of measurement drive system 20) of part determines at least one movable finger 7,8,9 position.Sensor device 42 cooperates with control device 12.The sensor device 42 of weft feeding device device 1 is adapted to determine The physical location of movable finger 7,8,9.For this purpose, in this example, providing sensor device (not shown), such as be fixedly arranged Proximity sensor device in underlying structure 5, will pass through the position of at least one movable finger 7,8,9 itself of measurement To determine the position of at least one movable finger 7,8,9.However, as shown in figure 14 and figure 15, shown in thus In example, provide sensor device 42, so as to determine drive system 20 at least one element position.When determining a position, Physical location is able to use as the feedback signal in control device 12.In alternative solution, pass through display activity finger Both desired locations and physical location auxiliary operation work are manually adjusted.It is used in general, sensor device can be arranged Measure the position of any element of drive system 20, wherein according to the position of the characteristic calculating activity finger of drive system 20. For example, providing sensor device at worm drive 24.The easy integration of this position permission 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 the signal that ensures to measure not due to Clearance in drive system 20 and degenerate.In view of design constraint, shown exemplary sensor device 42 is arranged to measurement The rotation of one pinion gear 21.If the clearance between movable finger 7,8,9 and the first pinion gear 21 is avoided or at least subtracts To minimum (for example, by means of Preload system 54 shown in fig. 8), then the rotation for measuring the first pinion gear 21 allows reliably Determine the position of activity finger 7,8,9.Due to the size and associated low rotation speed of the first pinion gear 21, according to this hair It is bright, sensor device 42 is provided to detect the movement of the first pinion gear 21 with high-resolution and enough accuracy.

As shown in Figure 14, it is preferable that in order to determine the position of the first pinion gear 21, sensor dress with enough accuracy Setting 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 for the motor element set, specifically, the relative motion of at least one motor element for measuring drive system 20, And in the example shown, for measuring relative motion (specifically, the first pinion gear of the first pinion gear 21 of drive system 20 21 incremental motion).Second sensor system 44 is adapted to determine at least the first reference bit of the motor element of weft feeding device device 1 It sets, specifically, at least the first reference position of at least one motor element for determining drive system 20 is more specifically for Detect the first reference position of the first pinion gear 21 of drive system 20.Due to the arrangement of the first pinion gear 21, the first pinion gear In other words the motor element of 21 drive system 20 particularly suitable for serving as weft feeding device device 1 being recorded measures motor element Relative motion and/or determine motor element reference position.

First sensor system 43 includes that rotary encoder system 77 specifically provides incremental rotary encoder system 77 to measure the first pinion gear 21 along the relative motion in 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 pinion gear 21 can be directly mounted at, wherein the encoder disk of a part as incremental rotary encoder system 77 45 are arranged in the first pinion gear 21 and cooperate with the sensor 46 of the rotary motion for measuring the first pinion gear 21.However, Due to the size and associated low rotation speed of the first pinion gear 21, when encoder disk 45 is arranged in the first pinion gear 21 When, it is not easy to the movement of the first pinion gear 21 is detected with high-resolution and enough accuracy.It is therefore preferred that being passed for first Sensor system 43 provides additional gear.The additional gear can be preloaded to avoid clearance.Preferably, sensing system 43 include rotary encoder system 77, the rotary encoder system with it is drivingly coupled so as to the first pinion gear 21 together At least one encoder disk 45 of movement；And associated sensor 46.First sensor system 43 is adaptable to allow not It only measures relative motion and measures the type in the direction (in other words, allowing to count adduction to subtract) of relative motion.

For example, providing rotary encoder system 77 comprising: encoder disk 45, it is drivingly coupled so as to it is first small Gear 21 moves together；And sensor 46, it is cooperated with encoder disk 45 to measure the first small tooth via encoder disk 45 The incremental rotational movement of wheel 21.It is the resulting number of encoder to count by the value that first sensor system 43 measures.By First pinion gear 21 drives encoder disk 45 via additional gear system 47.The additional gear system 47 includes providing first (for example, the transverse wall is arranged orthogonally to center on the transverse wall being mounted in the first pinion gear 21 in pinion gear 21 Axis 4) gear teeth 48.The additional gear system 47 further comprise rotated together with encoder disk 45 and with gear teeth 48 The gear 49 of cooperation.Gear 49 is pinion gear.Encoder disk 45 is arranged on the wheel shaft 85 of gear 49.Additional gear system 47 It is such as 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 with the co-operation of encoder disk 45 to detect encoder disk 45 rotation and the optics V shape sensor of direction of rotation.It, may be for example when moving movable finger with such design When moving in the whole length in path, the pulse greater than about 200 is generated.This allows with enough resolution ratio and high accurate Spend the position for determining the first pinion gear 21 and movable finger 7,8,9.In this case, number of pulses depends on gear teeth The design of reduction ratio and encoder disk 45 between 48 and gear 49.

First sensor system 43 is connected to the additional gear system of the first pinion gear 21 by (not shown) according to alternative solution System 47 includes the gear-box with many gears, wherein such as gear teeth is disposed at the interior diameter of the first pinion gear 21.It should Gear-box may include the first additional pinion gear with the tooth engagement at the interior diameter of the first pinion gear 21.The gear-box can be further Including the second additional gear, second additional gear is greater than first gear and is arranged on wheel shaft identical with first gear. Second additional gear drives third additional gear, and the third additional gear is less than second gear and revolves together with encoder disk Turn.With such design, it may generate and be greater than greatly for example when moving movable finger in the whole length of motion path About 300 pulses.

As shown in figure 14 and figure 15, sensor device 42 further comprises second sensor system 44.For example, second passes Sensor system 44 includes the drivingly coupled biosensor systems to move together with the first pinion gear 21.For example, second Sensing system 44 includes at least one Hall sensor and at least one magnet.For example, for determining that at least one activity refers to The second sensor system 44 of the reference position (specifically, the reference position of the first pinion gear 21) of shape part 7,8,9 includes signal Source 57 and receiver 58, wherein one of signal source 57 and receiver 58 are mounted on (example on the motor element of drive system 20 Such as, in the first pinion gear 21), and the other of signal source 57 and receiver 58 are fixedly mounted in underlying structure 5(and are scheming Shown in 1) on, specifically on the supporting element 59 for being fixed to underlying structure 5.For example, signal source 57 includes at least one magnetic Body, while receiver 58 includes at least one magnet sensor (such as, Hall sensor).Preferably, it signal source 57 and/or connects It receives device 58 to be arranged such that when moving movable finger 7,8,9 in its motion path, signal is received by receiver 58, And the position for corresponding to the motor element of the drive system 20 of the predetermined value of signal is used as the first reference position of drive system 20. For example, working as the first pinion gear 21 of driving or making its rotation to drive at least one movable finger 7,8,9 in motion path Or when moving at least one movable finger 7,8,9, the polar of symbol that band changes or variation is received by receiver 58 Signal, and wherein, the position of the motor element of the drive system 20 of the zero crossing corresponding to the signal or at least one 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 pinion gear 21 Examine position.

As shown in Figure 15, second sensor system 44 includes biosensor systems, wherein signal source 57 includes driving Two magnets 71 and 72 that ground connection moves together so as to the motor element (such as, the first pinion gear 21) with drive system 20, Receiver 58 includes a Hall sensor 73 being mounted on supporting element 59 simultaneously.The use of such biosensor systems Allow to obtain signal 75 by means of receiver 58 as shown in Figure 16, wherein as explained in more detail below, can determine zero Crosspoint 76.Further there is illustrated the values 74 for corresponding to wherein the maximum position that movable finger 7,8,9 can be made to move.

For example, the analog signal sensed by the Hall sensor 73 of second sensor system 44 is quantitatively assessed, so as to Determine position of the activity finger in the whole length of motion path.For example, sensor device 42 further comprises 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 receiver 58 of second sensor system 44 includes Hall sensor 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 pinion gear 21 Axis (specifically, perpendicular to the central axis 4 of weft feeding device device 1, is preferably at least arranged essentially parallel to the first pinion gear 21 Tangential direction) guidance magnetic field.Sensor device using Hall effect is simple in design, and even if such as in woven fabric It is also very reliable under universal condition (wherein sensor device 42 can be exposed to braiding dust, vibration and noise) in factory.Work as cloth When setting the first magnet 71 and the tangential direction at least substantially parallel to the first pinion gear 21 being made to guide magnetic field, sense Signal is at least substantially point symmetry relative to zero cross point 76, as shown in Figure 16.It is passed to provide more significant simulation Sensor signal, signal source 57 further comprise the second magnet 72, and second magnet 72 is arranged such that be parallel to first small The axis (specifically, being parallel to the central axis 4 of weft feeding device device 1) of gear 21 guides magnetic field.

In Figure 16, the position P of the motor element about weft feeding device device 1 shows signal 75, and the signal is by including two The signal source 57 of a magnet 71 and 72 is caused and is obtained by means of receiver 58.With signal 75, Neng Goufei as shown in Figure 16 Zero cross point 76 often is reliably detected, and corresponding first reference position can be determined with high accuracy in positioning.Work as arrival When the first reference position, the software used in second sensor system 44 can be aligned or link 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 can extremely accurate and repeatedly make at least one movable finger 7,8,9 move into Enter in any desired position to adjust winding circumference.

It finds the first reference position (link software and hardware in this position) and is then moved into movable finger Program in the reference position (position of also referred to as " playbacking ") of restriction referred to as " playbacks " program.When starting sensor device for the first time 42 and/or when drive system 20, it is able to carry out " playback " program.If having reason to believe the position determined by sensor device 42 Real world is not corresponded to, then being able to carry out " playback " program yet.

The position of at least one movable finger is manually adjusted, the actual bit that is determined by means of sensor device 42 It sets and optically and/or is acoustically provided to the operative employee manually adjusted, to support operative employee to make at least one activity Finger is moved into desired locations.In alternative solution, 14 auxiliary operation work adjusting position of actuator, while by means of passing The physical location that sensor arrangement 42 determines optically and/or is acoustically supplied to operative employee, semi-automatically to make at least one A activity finger is moved into desired locations.Preferably, drive system 20 includes actuator 14, and the actuator 14 is by controlling Device 12 processed controls to be moved at least one movable finger in desired locations.

For example, sensor device 42 is further adapted to the second ginseng of at least one motor element of detection drive system 20 Examine position, 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, the calibration value as drive system 20 is stored).For example, at least one Encoder to count between first reference position of a activity finger and the second reference position of 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 weft yarn and presents the nonvolatile memory of defeated device 1 (for example, the control of drive system 20 The nonvolatile memory of device 12 processed) in.For at least one the movable finger 7,8,9 for winding circumference limited in advance Position corresponds to the second reference position.Preferably, corresponding at least one movable finger 7,8,9 of greatest hope winding circumference Position be used as the second reference position.

Since the distance of all movable finger 7,8,9 to central axis 4 is identical, and the position of fixed finger 6 It is known for setting, therefore the envelope distance D(between movable finger 7 and 9 is as shown in Figure 13) length phase with winding circumference It closes, in other words, the length of winding circumference can be calculated based on envelope distance D.For this purpose, being able to use has to limit in advance Finger 7 and 9 is set in desired envelope distance D by the calliper (caliber) for the leg that fixed distance is parallelly arranged, with Just the winding circumference limited in advance associated with desired envelope distance D is obtained.The corresponding position of finger 7,8,9 can be used Make the second reference position associated with the winding circumference limited in advance.

In alternative solution, drive system 20 makes at least one activity finger-type when being arranged in the first pinion gear 21 of driving Part 7,8,9 is moved into desired locations, and by signal source 57 by the received expected signal of receiver 58 and by receiver 58 Received actual signal compares to supervise movement.Even if when using less accurate second sensor system as shown in the figure When 44, it is also possible to which being obtained by means of second sensor system 44 is had approximate desired value and can made as the signal for supervision 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 Turn whether to be generated to induction signal by simulation signal generator 57 (specifically, by receiver at the hypothesis position of the measurement of encoder system 77 58 measurements).Specifically, it is able to verify that whether detect at the position for wherein reaching the first reference position according to sensor device 42 To zero crossing.If value mismatches, sensor device 42 can will alert or initiate homing procedure and pass to readjust The request of sensor arrangement 42 is sent to the control device 12 of loom.

In alternative solution, sensor device is provided will pass through and directly measure at least one movable finger 7,8,9 Position determines the position of at least one movable finger 7,8,9.Such sensor device needs quite accurately to obtain such as Accuracy as sensor device 42, wherein sensor device 42 as shown in the figure has first sensor system 43 and second Sensing system 44.

Further it is provided that a kind of for determining and/or changing the reel 2 for storing weft yarn 10 in weft feeding device device 1 The method for winding circumference.The described method includes: the said zero-crossing regions 76 of the signal 75 of receiver 58 are determined as the first reference bit It sets；And it is moved into the first pinion gear 21 in first reference position, to keep sensor device 42 and drive system 20 right Together.

In other words, a kind of method is provided, wherein make the movable movement of finger 7,8,9 so as to based on from signal source 57 Signal finds the first reference position.Preferably, drive system 20 includes actuator 14, to be driven based on some heuristic rules First pinion gear 21, to follow a certain program for finding the first reference position.After finding the first reference position, make to pass Sensor arrangement 42 is aligned with real world.In alternative solution, the first reference position that will such as be identified in described method Compared with expected reference position, and in the case where not being consistent, method as described above is repeated, this allows to make activity finger-type Part 7,8,9 moves to the home position of restriction.

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

In alternative solution, calibration procedure is provided, wherein for calibration, be moved at least one movable finger In position corresponding to greatest hope winding circumference, wherein the position is used as the second reference position.It can be by around by solid The winding circumference ring shape calibrating element (not shown) that finger 6 and movable finger 7,8,9 determine is determined to measure or really The fixed expectation winds circumference.The circle shape calibrating element has known circumferential length and is suitable for surrounding winding circumference, with Calibration length is just provided.Otherwise, it is able to use measuring device thus definitely to measure the length of winding circumference.Preferably, it surveys Measure the coding of the rotary encoder system 77 when being moved into movable finger in the second reference position from the first reference position The number that device counts, and in the nonvolatile memory by the digital storage.The value be used in subsequent motion with about The number of the encoder to count of the relative motion of movable finger compares.Preferably, only when the people by obtaining authorization initializes Calibration procedure is just carried out when weft feeding device device 1.It is of course also possible to carry out calibration procedure every now and then.

For example, when driving the first pinion gear 21 so that movable finger is moved into desired locations, by signal source 57 Desired signal with for supervise move actual signal compared with.The comparison be used as identification movable finger when Reach the security feature of its extreme position.For example, second sensor system 44 is arranged such that the position if movable finger It sets and is located near or at the maximum position of motion path (as identifying incremental rotary encoder system 77), then being used The signal of Hall sensor 73 should be negative, and if the position of movable finger (such as by incremental rotary encoder system 77 are identified) it is located near or at the minimum position of motion path, then the signal of Hall sensor 73 should be positive.If the Two sensing systems 44 further include the second magnet 72, are then able to perform additional prepare so that if the position of movable finger (as identifying incremental rotary encoder system 77) is located near or at minimum position, then the signal of Hall sensor 73 is answered When the peak value for being positive and being higher than the signal as caused by the first magnet 71.In the case where not being consistent, can provide caution signal and/ Or movement can be made to stop.Alternately or in addition, control actuator 14 with when close to extreme position from be switched at full speed by Step movement.It is avoided in mechanical end of the movable finger to drive into stroke position at full speed as a result, and/or any gear is with full torque It drives into the mechanical end of stroke position, to potentially destroy mechanical risk (if system is different for some purposes Step).

In alternative solution, it is capable of providing the sensor device for being based only upon the principle of second sensor system 44.Although such as This will provide the suitable of each position that finger can be determined with enough accuracy to obtain enough accuracy Complicated and expensive device.Only for an angle accurately determine value sensor device 42(its with incremental encoder 77 and be distributed in the Hall sensor 73 of magnet 71) it is more simple and inexpensively.

Based on the known winding circumference of reel 2 in the second reference position and when in the second reference position and the first reference bit The rotation angle of first pinion gear 21 when moving between setting considers the position of fixed finger 6 and the position of movable finger 7,8,9 It sets and considers 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 small tooth The physical location of wheel 21 is readily determined the winding circumference of reel 2.For this purpose, control device 12 is arranged for for first small Any position of gear 21 determines winding circumference.Moreover, control device 12 allows to determine based on practical fixed finger position The desired length of weft yarn 10 to be stored by weft feeding device 1.

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

Alternate figures 1 to drive system 20 shown in Figure 16, provide as shown in figs. 17 and 18 for driving activity The drive system 20 of both legs 50 and 51 of finger.When driving both legs 50 and 51, avoid due to acting on towing Frictional force etc. on second leg 51 causes the risk of clamping stagnation.First leg 50 and the second leg 51 are arranged in central axis 4 Opposite side on.Therefore, it is necessary to the second pinion gears 79 to drive the second leg 51, second pinion gear 79 along with it is first small The opposite direction of gear 21 rotates.Two legs 50 and 51 of movable finger 7 are respectively equipped with rack gear section 53 and 78, difference It is driveably connected to the first pinion gear 21 and the second pinion gear 79.First pinion gear 21 and the second pinion gear 79 are arranged in The direction of mandrel line 4 deviates, to engage respectively with the first leg 50 and the second leg 51.In order to ensure the first pinion gear 21 with Good synchronization between second pinion gear 79, by drivingly coupled first pinion gear 21 of planetary gear 80 and the second pinion gear 79, And wheel shaft 81 is arranged between pinion gear 21 and 79, as shown in Figure 18.Also figure can be provided for movable finger 8 and 9 Alternative solution shown in 17 and Figure 18.In alternative solution, the first pinion gear 21 and the second pinion gear 79 is each is freely associated Motor independently drive, wherein make two motor synchronous by means of control device 12.

In the alternative solution of Preload system 54 as shown in fig. 8, in order to avoid the first pinion gear 21 and activity finger-type Clearance between the section rack gear 53 of part 7,8,9 is capable of providing the first pinion gear 21 forced to move in one direction as shown in Figure 19 Spring 82.The direction of first pinion gear 21 forced to move of spring 82 is preferably applied on movable finger 7,8,9 with by weft yarn Power is identical.

In another alternative solution, in order to avoid the first pinion gear 21 and movable finger 7,8,9 section rack gear 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 become towards the end (being contacted in first leg of end 50 with the first pinion gear 21) of the first leg 50 It is smaller.As shown in Figure 20, at least the end of the end of the first leg 50 and the second leg 51 bends or tilts relative to each other, Specifically, the first leg 50 is arranged to relative to the second leg 51 into 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 guiding the second leg 51 in the second straight guide member 70, the first leg Portion 50 always firmly compresses the first pinion gear 21.The power is caused by spring force (mainly being formed by segment 52).

Weft feeding device device 1 is a kind of for adjusting the side of the winding circumference of the reel 2 of weft feeding device device 1 particularly suitable for carrying out Method, which comprises determine the desired length to be stored in 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 at least one movable finger 7,8,9 is made to be moved into the corresponding phase It hopes in position.

Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein determines the practical pre- of fixed finger 6 If finger position, and based on to be stored in the weft yarn 10 on reel 2 desired length and identified fixed finger position Set 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 and offer feedback signal, the feedback signal of at least one movable finger 7,8,9 be used to make At least one movable finger 7,8,9 is moved into corresponding desired locations.Weft feeding device device 1 further particularly suitable for into A kind of method of row, wherein determine that the desired length of weft yarn 10 to be stored, the braiding factor are according to extremely using the braiding factor What a few braided parameter limited.

Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein based on winding circumference multiplied by for one The windings of weft length determine the expectation weft length of weft yarn 10.As explained above, it is expected that weft length with wait store up The desired length for the weft yarn 10 deposited is proportional, and the desired length is defined as winding circumference multiplied by for weft length Windings.Weft feeding device device 1 is further particularly suitable for carrying out a kind of method, wherein expectation weft length is defined as absolutely To desired weft length or opposite desired weft length.Absolutely expectation weft length is related with knitting width.The phase of weft length Difference is hoped to be referred to as opposite desired weft length.Opposite desired weft length can be related with the practical weft length for braiding, Wherein, opposite desired weft length is confirmed as the difference in length relative to practical weft length, in other words, is less than or greater than real The difference in length of border weft length.

At each moment, by the position of at least one motor element of drive system 20 (specifically, the first pinion 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 When latitude device device 1, this is especially important, because the length for winding circumference at that time is still known.

In this example, weft feeding device device 1 may be reseted, wherein keep at least one motor element of weft feeding device device 1 (all Such as the first pinion gear 21 of drive system 20) the first reference position and then movement return expectation are moved to from physical location first Position.By this method, guarantee activity finger 7,8,9 is in it as in the physical location as known to control device 12.Preferably It is reseted when starting weft feeding device device 1 or after power failure occurs, wherein make at least one of weft feeding device device 1 Motor element moves to the first reference position and then movement return desired locations.

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

In Figure 21 to Figure 24, show for the defeated latitude with textile machine (such as, loom, especially air-jet loom machine) 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 to be generated at least during the operating time of actuator 14 with the resonance frequency with secondary edge system 95 The signal for the frequency matched.Dynamic transfer system 90 is further arranged into for crossing air gap 83 for the first power from primary side system 91 are transferred to actuator drive 96 to drive the actuator 14 of secondary edge system 95.For this purpose, the power transmission of weft feeding device device 1 System 90 includes the primary side system 91 with the signal generator 92 for generating signal (also referred to as carrier wave).Primary side system 91 is preferred Ground is also also referred to as primary-side-control unit with primary control unit 93() it cooperates.Primary control unit 93 is for example designed to integrated electricity Road.Dynamic transfer system 90 further comprises secondary edge system 95, and the pair edge system 95 is specific with actuator drive 96( Ground, motor driver) and the also referred to as secondary side control unit of secondary control unit 97().Secondary control unit 97(is for example) it is designed For integrated circuit.Secondary edge system 95 is arranged for crossing air gap 83 and primary side system 91 forms inductive coupling portion 100.Power Transmission system 90 is arranged for being adapted to any one of primary side system 91 and secondary edge system 95 or both, to cross air gap First power or the second power are selectively transmitted from primary side system 91 and (specifically, are wirelessly transferred) to secondary edge system 95 by 83, Wherein first power is the high power for energizing to actuator drive 96, and second power is for controlling to secondary The low dynamics that unit 97 processed energizes.Preferably, only primary side system 91 is adapted to cross air gap 83 and selectively transmits for cause The high power that dynamic device driver 96 energizes or the low dynamics for being energized to secondary control unit 97.For example, secondary control unit 97 include for storing the non-of calibration value, the position of finger 6,7,8 or 9, the position of the first pinion 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 1 as mentioned above, specifically for the weft 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(in 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 further comprises for providing the rectifier of DC electric current to actuator 14.

As shown in the circuit of Figure 22, high power for driving actuator 14 is transmitted at least for air gap 83 is crossed, is mentioned For the inductive coupling portion 100 for transmitting high power with first frequency, the first frequency is at least approximately corresponding to secondary edge system 95 resonance frequency, wherein secondary edge system 95 includes at least one secondary inductor 101(for example, secondary coil) and at least one A secondary capacitance 102.Preferably, at least one capacitor 102 and at least one secondary inductor 101 are arranged in parallel.Primary side System 91 includes primary inductor 103(for example, primary coil), and for example, it also includes with 103 arranged in series of primary inductor Primary capacitor 104.Preferably, it is disposed with additional inductor 105 between primary inductor 103 and primary capacitor 104, by means of Additional 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 The outer control unit 107 of 12 quota of device processed, to make the resonance frequency of primary side system 91 be adapted to and (specifically, match) secondary side The resonance frequency of system 95.Output device 13 is associated with control device 12, and input unit 122 is related to control device 12 Connection.As shown in Figure 22, the resonance frequency of secondary edge system 95 can not be set and mainly by secondary inductor 101 and secondary electrical The characteristic of appearance 102 determines.Term " primary " and " secondary " are only used for distinguishing different elements and not have in the background of the application Other meanings.Resonance frequency can be between 50 kHz and 500 kHz, and are, for example, about 160 kHz.

For example, Wireless power transfer system 90 is arranged for the frequency that tuning carrys out the carrier wave of automatic signal generator 92, Wherein for transmitting the high power for driving 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 resonance frequency of secondary edge system 95, and for transmission for secondary The low dynamics that grade control unit 97 energizes, the frequency of power signal are tuned to second frequency, the second frequency and secondary side system The resonance frequency of system 95 is different and different from the first resonance frequency.

Preferably, secondary edge system 95 includes for assessing the commenting from the received power of primary side system 91 at secondary edge system 95 Estimate device 98.By means of additional communication link or via Wireless power transfer system 90, carry out the output quilt of self-evaluating device 98 Return to additional control unit 107, and the output be used to tune first frequency so that first frequency and pair edge system 95 it is humorous Vibration frequency matching.

For example, control signal generator 92 so as to generate have a certain frequency signal, such as advantageously reduce power damage The sinusoidal power signal of consumption.By the frequency tuning for the carrier wave that will be generated by signal generator 92 to first frequency, no longer need It will be about the priori knowledge of the resonance frequency of secondary edge system 95.In addition to tuning carrys out the frequency of the carrier wave of automatic signal generator 92, Also the resonance frequency of adjustable primary side system 91.Therefore, it can compensate for the specific pair edge system 95 due to caused by tolerance etc. Concrete property.The reliable transmission of enough energy to driving actuator drive 96 is provided as a result,.Frequency can automatically be carried out The tuning of rate, wherein automatically adjust frequency until the transmission of highest power occurs.When replacing dynamic transfer system by spare part When 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 resonance frequency of secondary edge system 95.For this purpose, signal generator 92 wraps It includes and the pwm generator 106 of block pulse form carrier wave is provided, wherein the pulsewidth of block pulse is determined to the energy by 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 is allowed to be crossed air gap 83 using the signal for carrying out automatic signal generator 92 and transmits power, wherein the signal is with total It is the frequency with the resonance frequency matches of secondary edge system 95.In this case, power signal also can include that data communication is believed Number, in other words, data traffic signals can be added to power signal to provide between primary side system 91 and secondary edge system 95 Communication link.

As shown in Figure 21 to Figure 24, dynamic transfer system 90 includes inductive coupling portion 100, the inductive coupling portion 100 Including primary inductor 103 and secondary inductor 101.Air gap 83 is in the main body 86 of weft feeding device device 1 and the underlying structure of reel 2 Extend between 5.Winding arm 3 is rotated relative to main body 86 and the underlying structure of reel 25 along air gap 83.Permanent magnet 87 is located at master On body 86, the permanent magnet 87 can cooperate to keep 2 phase of reel with the permanent magnet 88 in the underlying structure 5 of reel 2 Main body 86 is in a fixed position.Drive system 20 as shown in Figure 13 is mounted in the underlying structure 5 of reel 2.It borrows Help main drive motor 89 and drives winding arm 3 in a known way.

The inductive coupling portion 100 of dynamic transfer system 90 is also the bi-directional data between primary side system 91 and secondary edge system 95 Communication provides communication link.For example, transistor and rectifier are arranged in parallel at secondary edge system 95, so as to modulation communication letter Number and promote two-way communication.In addition, capacitor is disposed in rectifier and between the actuator drive 96 of actuator 14, with Make it possible to realize the communication from secondary edge system 95 to primary side system 91.Preferably actuating also is reached using identical capacitive buffer The energy for actuator 14 of device driver 96.Preferably, provide via the bidirectional communication protocol of communication link to manage and Monitor power transmission.The data for being sent to primary side system 91 from secondary edge system 95 include for example indicating the operating of secondary edge system 95 Control signal and the high power demand (for example, when needing drive motor) to primary side system 91 from secondary edge system 95.Separately Outside, the carrier frequency for the signal that communication link be used to monitor power transmission and/or tuning is transmitted.For example, only low when transmitting Data communication is just provided when power.This provides the advantages of signal of communication is not interfered by high power signal.

Such as dynamic transfer system 90 is controlled by control device 12.It, can be by control signal hair with dynamic transfer system 90 It is sent to primary side system 91, and control signal can be received from primary side system 91.With dynamic transfer system 90, can will also control Signal is sent to secondary edge system 95 and can receive control signal from secondary edge system 95.In other words, it can be passed by means of power Defeated system 90(specifically, by means of inductive coupling portion 100) be 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 into additional control unit 107.It is replacing For in scheme, communication control unit is incorporated into primary side system 91 or secondary edge system 95.For example, each of control unit It include processing unit, more specifically, including micro-control unit (MCU) or digital signal processor (DSP).Preferably, it communicates Control unit is communicated via inductive coupling portion 100 with secondary control unit 97.In alternative solution, can communication control unit with Individual communication link is provided between secondary control unit 97.

Wireless power transfer system 90 is not only suitable for and is arranged for adjust the volume of the reel 2 of weft feeding device device 1 Control device 12 circumferentially is used in combination, and is also suitable for other application, such as to being located at secondary edge system 95 Other active component (active element) energy supplies control other active components, the active component such as magnet pin 11, the sensor (such as Yarn senser) being mounted on reel 2, or other active members used in weft feeding device device 1 Part (particularly at the height of the reel 2 in 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 edge system 95, and can be transmitted at least one other at secondary edge system 95 to being located at Active component energy supply.

Dynamic transfer system 90 is advantageous, because avoiding at secondary edge system 95 for energizing to actuator drive 96 Or it is unwanted for the energy supply of secondary control unit 97 and needs by the excessive power of " burnup ".To avoid this feelings Condition only just provides enough energy for driving actuator drive 96 when driving actuator drive 96.Drive actuator Power needed for driver 96 is referred to as high power.Preferably, high power is at approximate one watt with approximate between three watts.It is knitting Cloth machine in use, in the free time of actuator drive 96, the low dynamics for energizing to secondary control unit 97 are passed It is defeated to arrive secondary edge system 95.To the energy supply (if applicable) of secondary control unit 97 and the other control elements being located at secondary edge system 95 Required power is referred to as low dynamics.Low dynamics are substantially below high power, are, for example, less than 0.5 watt and are preferably about 0.1 watt.Low dynamics be also referred to as secondary edge system 95 to mechanomotive force (stand-by power).For example, also intermittently transmitting Low dynamics.In alternative solution, 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 at secondary edge system 95 based on Zener diode (Zener diode) and The electric power generation unloading resistance device (dump resistor) of resistor.For example, secondary edge system 95 will be conveyed to primary side system 91 will be present reduction Power demand.In alternative solution, during high power transmission and when burnup excessive power, data communication is not assessed.

Preferably, the first power or height are transmitted in being followed by the period for transmitting the period of the second power or low dynamics therebetween Power.For example, the motor of actuator 14 is stepper motor, wherein in being followed by the period of period for transmitting low dynamics therebetween Transmit the high power to drive stepper motor.In alternative solution, 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 it is other it Outside, the response characteristic of secondary edge system 95 depend on the type of motor, mechanics, friction and the weft yarn on reel 2 load.Work as motor It is small, rapid by being carried out when adjusting and winding circumference when sufficiently fast and available location information or winding circumference information Process (step) is followed by relatively long latent period (for example, 5 times of the period of a process), is able to maintain system response It is constant.For example, the period for transmitting low dynamics therebetween is also used for data communication.

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

As shown in Figure 23, the secondary inductor 101 of secondary edge system 95 is time being located on peltate insulating supporting element 109 Grade coil.Support component 109 is, for example, flat, plastic support component.Peltate support component 109 allows for secondary coil to be incorporated into Existing element in the underlying structure 5 of reel 2, without interfering weft feeding device device 1 too much.As shown in Figure 24, primary side 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 for secondary coil to be incorporated into the main body 86 of reel 2, without interfering weft feeding device to fill too much Set 1 existing element.Flat support element 109,110 is also advantageous for convolute coil in a simple manner.Such as figure Shown in 23 and Figure 24, the design having the same of both Flat support elements 109 and 110.

It is wound at the first section 94 or 111 with each of corresponding primary coil or secondary coil as extremely Lack substantial rectangular and be the mode of at least substantially triangle at the second section 99 or 112, by secondary coil wound on phase On associated support component 109 and preferably also by primary coil on associated support component 110.This shape pair It is advantageous for air gap 83 arranges primary coil and secondary coil in when using Flat support element 109,110. In addition, the secondary inductor 101 of Wireless power transfer system 90 is at least partially disposed at 6 front of fixation finger of reel 2, Because existing in the region of fixed finger 6, which can be used for arranging, is configured to big due to the provision of fixed finger 6 The sufficient space of the inductor 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 for making the wiring at primary side system 91 is as short to be as possible also advantageous, to reduce dirt problems, And Electromagnetic Compatibility problem is avoided to the full extent possible.

Although dynamic transfer system 90 is adapted to for example by adding to primary side system 91 or removing electricity from primary side system 91 Hold and/or inductor changes the characteristic of primary side system 91 in order to provide first frequency, but in alternative solution, secondary edge system 95 It is adapted to change the characteristic of secondary edge system 95, specifically, for selectively adding or removing capacitor to secondary edge system 95 And/or inductor.

In weft feeding device device 1 according to the present invention, it is winding on the reel 2 being fixedly arranged in wherein weft yarn 10 In region, reel 2 has quite round winding circumference, and since outer edge 30,31,32,33 is parallel to the central axis of reel 2 4 extend, and it is almost columnar shape that reel 2, which also has,.In order to make the winding circle on reel 2 along far from winding arm 3 Direction movement, so-called swinging disc 113 can be provided, as shown in Fig. 1 and Figure 25.This swinging disc 113 be driven into Winding arm 3 swings together and pushes the winding circle of weft yarn 10 along cylindrical spool 2 along the direction far from winding arm 3.Swinging disc It is known in US4,280,668.According to alternative solution, it can be moved with being arranged in 2 inside of reel and winding can be made to enclose along reel 2 Element replace swinging disc 113, the element is known in WO92/01102A1.Arm 3 is wound without weft yarn wherein to wind In region on to 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 to cooperate with magnet pin 11, in other words, magnetic Body pin 11 is able to enter in the opening 114 of fixed finger 6.Opening 114 be arranged in fixed finger 6 intermediate outer edge 32 and Between 33.Support construction 115 is arranged on fixed finger 6 as a result, so as to install for example with the region that is mounted on magnet pin 11 In weft sensor cooperation mirror or for any other element to be mounted on fixed finger 6.Such weft yarn passes Sensor can be disposed at the height of the opening 116 in swinging disc 113 as shown in Figure 25.As shown in Figure 25, it is open 117 are located in swinging disc 113, and outer edge 30,31,32,33 is able to enter in the opening.This avoids weft yarns 10 to reach Finger 6,7,8,9 and 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 limited and with fixed finger 6 Fixed finger position is related so that in each position of all fingers 6 to 9 weft yarn 10 always with each finger 6 to 9 All outer edges 30 to 33 contact.For this purpose, weft yarn 10 must always connect with the side outer edge of each finger 6 to 9 30 and 31 Touching.In the first limit situations as shown in Figure 26, this is when dotted line 118 radially prolongs than intermediate outer edge 32 and 33 It is realized when projecting farther.In the second limit situations as shown in Figure 27, this is when dotted line 119 is radially than centre Outer edge 32 and 33 prolongs to be 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 It is in comparison more inessential to cross portion.By this method, weft yarn 10 is always contacted with each of outer edge 30 to 33, and can be true Determine circumferential length (specifically, calculating based on the radial position of finger 6 to 9 by geometric formula).Due to fixed finger 6 Position is scheduled, and each movable finger can be determined based on the position (being determined by sensor device 42) of drive system 20 7 to 9 position, therefore the circumferential length of reel 2 can be 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 is also able to use drive system 20 or even manually adjusts the circumference of reel 2 Length.Weft feeding device device 1 further determines the position of movable finger 7 to 9 with sensor device 42, makes it possible to really Determine reel 2 circumferential length (specifically, calculated with high accuracy, for example, for winding circumference length with about 0.2 mm's Accuracy).

Weft yarn always contacts the fact that all outer edges 30 to 33 of each finger 6 to 9 for being inserted by weft yarn 10 It keeps that tension is nearly constant to be also advantageous during in shed open, makes it possible to insert weft into loom under conditions of stabilization Shed open in.Moreover, 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 Mandrel line 4 medially arranges the advantages of so-called balloon breaker, this during weft yarn 10 is inserted into shed open for limiting It is also advantageous for tension in weft yarn 10.

As described above, it is preferable that the interactive apparatus 123 for serving as man-machine interface is provided.Output device 13 as a result, It is as shown in Figure 22 with input unit 122() it is incorporated into interactive apparatus 123.Such interactive apparatus is shown in Figure 28 123 example.Interactive apparatus 123 includes: the first frame 124, and display is for a weft length to be stored on reel 2 Windings；Second frame 125 shows knitting width；Third frame 126 shows the selected braiding factor；And 4th frame 127, display expectation weft length.In this example, interactive apparatus 123 is designed that operative employee first New number is inputted at frame 124 and/or at the second frame 125 and/or at third frame 126 and/or at the 4th frame 127 According to.

Interactive apparatus 123 further includes the 5th frame 128, and the 5th frame shows and such as is based on being directed to by control device 12 The length practical weft calculated that one weft length is stored in the determination of windings and winding circumference on reel 2 is long Degree.Preferably, control device 12 based on the position determined by sensor device 42, for weft length windings and The braiding factor winds the length of circumference to determine.Based on the data, practical weft length is calculated by control device 12.Such as institute above It refers to, weft length is equal to knitting width and adds edge grinding length.

When in use, in one example, following operating control device 12.By knitting width or weft it is expected by operative employee Length input control device 12(for example, via be used as Figure 22 shown in input unit 122 frame 125 and 127 at least One).Windings or control device 12 can be inputted via the first frame 124 by operative employee can automatically determine this Quantity.Moreover, the braiding factor can be inputted via third frame 126 by operative employee.

In addition, button area (field) 129 is located on interactive apparatus 123, to initiate practical weft length to desired latitude The automatic adjustment of line length.Interactive apparatus 123 further comprises three signal elements 130,131 and 132, long in practical weft Degree corresponds in the case that it is expected weft length, practical weft length are too short or practical weft length is too long, respectively described in enabling Signal element 130,131 and 132.

If practical weft length corresponds to desired weft length, signal element 130(is enabled for example, green light).Such as Fruit border weft length does not correspond to desired weft length, then enabling signal element 131 in the case where weft length is too short (for example, red light), and signal element 132(is enabled for example, amber light in the case where weft length is too long).In this case, Operative employee can select the automatic adjustment that weft length is initiated by push button area 129, or selection manually adjusted or Semi-automatic adjusting.

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

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

Interactive apparatus 123 for example by tablet computer, smart phone or can be programmed to carry out friendship as described above The function of mutual formula device 123 it is any other can commercially-available similar device formed.As a result, control device 12 be adapted to Interactive apparatus 123 communicates (preferably, wirelessly), specifically communicates with tablet computer or smart mobile phone.For example, for this purpose, control Device 12 processed is equipped with GSM, WIFI, bluetooth or any other connector that can be commercially-available.

In the background of the application, drive system 20 is to mean that drive system 20 is locking certainly near perfect from locking Formula.When drive system 20 and non-fully ideally self-locking timing, then closed-loop system is capable of providing, wherein be based on carrying out autobiography Sensor arrangement 42(specifically, first sensor system 43) signal, every now and then (for example, between the period of a few minutes) drive Actuator 14 is so that first pinion gear 21 of drive system 20 enters or is held in a predetermined position.It, can in alternative solution Brake is provided to keep drive system 20 to be in appropriate position.

In alternative solution, instead of a fixed finger 6, it is capable of providing many fixed fingers.Although as in attached drawing It is shown there are 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 where the movable finger of amount, for example, being capable of providing three or more movable fingers.Such as institute in attached drawing The weft feeding device device 1 with a fixed finger 6 and three movable fingers 7,8 and 9 shown is advantageous, because this allows Quite round winding circumference is obtained with the finger of limited quantity and further allows for simple drive system 20.

Certainly, weft feeding device device 1 may include many diagnostic devices, for example, to measure be fed into actuator 14 electric current, 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 device 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 weft length with the stride of about 5 mm, while control device 12 can be with 1 mm's Stride adjusts weft length.

Weft feeding device device 1 according to the present invention also provide for from bobbin expansion during, can be continuously by stored latitude The remaining diameter of the length adjustment of yarn 10 to bobbin can reset stored latitude while in more change of bobbins for new bobbin The length of yarn 10.Moreover, in the case where being switched to the weft feeding device device 1 of another quantity from a certain number of weft feeding device devices 1 (being such as known in 195 469 A1 of EP), also can be by the length adjustment of stored weft yarn to suitable length.Become known for from The tension that bobbin takes out lower weft yarn 10 changes with bobbin diameter and drawing velocity, so that weft length and being stored on reel 2 Relationship between the length of weft yarn is with the tension variation, because such tension causes the elongation of weft yarn 10.

Weft feeding device device and method according to the present invention are not limited to the embodiment for being shown as example and describing, but can be with Modification and combination including belonging to all these embodiments of claim.

Claims (17)

1. a kind of weft feeding device device, with the reel (2) for storing weft yarn (10) with the winding circumference that can be adjusted, institute Stating reel (2) includes underlying structure (5), at least one movable finger (7,8,9) and the driving including the first pinion gear (21) System (20), wherein at least one described movable finger (7,8,9) is mounted on the underlying structure (5), so as to It is moved in the whole length of linear path, and is equipped with the first leg (50), first leg (50), which has, drivingly to be joined It is connected to the rack gear section (53) of first pinion gear (21), which is characterized in that the drive system (20) includes for continuous Ground drives the gear train (23) of first pinion gear (21), and the gear train (23) is from locking, to fasten The first pinion gear (21) are stated, so that first pinion gear (21) is protected along any position that the motion path is reached It holds in appropriate position.

2. weft feeding device device according to claim 1, which is characterized in that the drive system (20) further include for via The gear train (23) drives the actuator (14) of first pinion gear (21).

3. weft feeding device device according to claim 1 or 2, which is characterized in that the drive system (20) includes with extremely The gear train (23) of few 1/50th reduction ratio.

4. weft feeding device device according to claim 1 or 2, which is characterized in that the gear of the drive system (20) System (23) includes from locking-type worm drive (24).

5. weft feeding device device according to claim 4, which is characterized in that the worm drive (24) includes worm gear (26), and the gear train (23) includes the back gear (25) with gear (28), wherein the worm gear (26) Being arranged to the gear (28) can be around a workpiece (19) of wheel shaft (29) rotation.

6. weft feeding device device according to claim 2, which is characterized in that actuator (14) driving has at least 100 The integral type gear-box (22) of/mono- reduction ratio.

7. weft feeding device device according to claim 1 or 2, which is characterized in that the weft feeding device device (1) is additionally provided at least One Preload system (54), is used to preload and is applied at least one described movable finger (7,8,9) to compensate Clearance between at least one described movable finger (7,8,9) and the drive system (20).

8. weft feeding device device according to claim 7, which is characterized in that the Preload system (54) includes being distributed in At least one spring element (55) of at least one movable finger (7,8,9), at least one described spring element (55) It acts on the movable finger (7,8,9), and forces the movable finger (7,8,9) towards first pinion gear (21) it moves.

9. weft feeding device device according to claim 7, which is characterized in that the Preload system (54) includes being distributed in At least one friction element (56) of at least one movable finger (7,8,9), by means of at least one described friction member Part (56) applies the frictional force of the movement of the confrontation movable finger (7,8,9) on the movable finger (7,8,9).

10. weft feeding device device according to claim 1 or 2, which is characterized in that the gear train (23) includes at least one The gear (28) of a preloading is to compensate the clearance in the gear train (23).

11. weft feeding device device according to claim 1 or 2, which is characterized in that provide sensor device (42) will pass through The position of measurement at least one movable finger (7,8,9) determines the position of at least one movable finger (7,8,9) It sets.

12. weft feeding device device according to claim 1 or 2, which is characterized in that provide sensor device (42) will pass through The position for the motor element that measurement is mechanically coupled to at least one described movable finger (7,8,9) determine it is described at least one The position of movable finger (7,8,9).

13. weft feeding device device according to claim 1 or 2, which is characterized in that provide sensor device (42) will pass through The position for measuring first pinion gear (21) determines the position of at least one movable finger (7,8,9).

14. weft feeding device device according to claim 1, which is characterized in that the drive system (20) further includes for passing through The drive part (16) of first pinion gear (21) is driven by the gear train (23).

15. weft feeding device device according to claim 2, which is characterized in that the actuator (14) can be with described first Pinion gear (21) separates, to allow the manual movement of at least one movable finger (7,8,9).

16. weft feeding device device according to claim 14, which is characterized in that the drive system (20) include for via The gear train (23) drive the actuator (14) of first pinion gear (21) and by the actuator (14) driving or By means of the wheel shaft (15) that the drive part (16) drive, the wheel shaft (15) is arranged orthogonally to central axis (4) simultaneously The offset of the plane (40) locating for the central axis (4) the first leg Xiang Suoshu (50).

17. weft feeding device device according to claim 1 or 2, which is characterized in that the drive system (20) includes being driven At the second pinion gear (79) rotated along the direction opposite with first pinion gear (21), wherein at least one described activity Finger (7,8,9) is equipped with the second leg (51), and second leg (51), which has, is driveably connected to second pinion gear (79) rack gear section (78).