CN101525808A - Double-needle bed raschel type warp knitting machine - Google Patents

Double-needle bed raschel type warp knitting machine Download PDF

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Publication number
CN101525808A
CN101525808A CN200810191058A CN200810191058A CN101525808A CN 101525808 A CN101525808 A CN 101525808A CN 200810191058 A CN200810191058 A CN 200810191058A CN 200810191058 A CN200810191058 A CN 200810191058A CN 101525808 A CN101525808 A CN 101525808A
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CN
China
Prior art keywords
conveyer belt
weft yarn
vertical conveyer
zone
knitting machine
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Granted
Application number
CN200810191058A
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Chinese (zh)
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CN101525808B (en
Inventor
海因里希·门策尔特
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Karl Mayer Leigh Ba Textile Machinery Manufacturing Co ltd
Karl Mayer Technical Textiles Co ltd
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LIBA Maschinenfabrik GmbH
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Publication of CN101525808A publication Critical patent/CN101525808A/en
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    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B21/00Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/14Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes
    • D04B21/16Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating synthetic threads
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B21/00Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/10Open-work fabrics
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B23/00Flat warp knitting machines
    • D04B23/02Flat warp knitting machines with two sets of needles
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B23/00Flat warp knitting machines
    • D04B23/12Flat warp knitting machines with provision for incorporating unlooped wefts extending from selvedge to selvedge
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2403/00Details of fabric structure established in the fabric forming process
    • D10B2403/02Cross-sectional features
    • D10B2403/021Lofty fabric with equidistantly spaced front and back plies, e.g. spacer fabrics
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2403/00Details of fabric structure established in the fabric forming process
    • D10B2403/02Cross-sectional features
    • D10B2403/024Fabric incorporating additional compounds
    • D10B2403/0241Fabric incorporating additional compounds enhancing mechanical properties
    • D10B2403/02412Fabric incorporating additional compounds enhancing mechanical properties including several arrays of unbent yarn, e.g. multiaxial fabrics

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Knitting Machines (AREA)
  • Knitting Of Fabric (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The reinforced warp knitted fabrics are obtained from land surface by additional land warp and/ or warp, double-needle bed Raschel type warp knitting machine are equipped with two sets of weft shuttle libraries with two sets of vertical conveyor belts. Two pairs of vertical conveyor belt move opposite to the direction. The vertical conveyor belt to place the order through the level of weft yarn feeding area, and then feed the region through the slightly sloping, strongly inclined to send the first back to the region and finally through the vertical conveyor belt to send the other back to the region. Two pairs of vertical movement of the track with each other across the conveyor belts and the formation of a puncture area. Two pairs of vertical movement of conveyor belt orbit slightly tilted back in favor of sending a strong regional and sent back to the deflection position of intersection between the regions. Crossover position is located in Double Bed Raschel type warp knitting machine knitting position. In order to achieve a compact way to construct the weft by weft shuttle library to a larger rate of transport to the knit position. The construction of the way needle bed Raschel-type warp knitting machine has a high production rate.

Description

Double-needle bed raschel type warp knitting machine
Technical field
The present invention relates to the described double-needle bed raschel type warp knitting machine that is used to make knitted spaced fabric of a kind of preamble according to claim 1, this double-needle bed raschel type warp knitting machine has a knitting position, on knitting position, import the warp thread of sley point, stocking yarn and pile yams cooperate with the knitting needle on its opposite and form between two sley bars and the space fabric width of cloth that output is produced, this warp knitting machine also has the Weft feeding device that leads to the zone between the pin row of sley point and knitting needle in both sides, knitting position, wherein, weft yarn is inweaved the upper strata of the knitted spaced fabric that produces in its feedway one side respectively.
Background technology
For a long time, knitted spaced fabric with the title of " wool spinning " by known; It is made up of two tissue layer, and these two tissue layer interconnect by pile yams.The manufacture method of double-deck high pile knitted fabric is by known, wherein, the velvet knitted fabric is cut off and produced to webs along the longitudinal by a kind of band cutter of cutting, and known also have the application (referring to the company brochure of LIBA machine Manufacturing Co., Ltd relevant double-needle bed raschel type warp knitting machine DGDPLM) of complete knitted spaced fabric aspect clothes, furniture overcoat, mat lining and knitmesh.In clothing system, knitted spaced fabric can be realized the adjusting (showing the report of Melliand-textiles, the 818/819th page referring to K.Machowa, G.Hoffmann and C.Cherif) to micro climate.
In addition, also recommended to have the engineering knitted spaced fabric on the double jersey surface of two reinforcements, wherein, knitted surfaces is known as coverage rate.Two reinforcement forms by body warp and/or warp thread, and they are supplied to knitted fabric extraly; Here, trellis is always favourable.Coverage rate will so just have produced so-called interval insulant or sandwich on will being supported and fixed at interval by pile yams.The Application Areas that is worth emphasizing especially is construction material and cement products, and such as the light divider wall with knitted spaced fabric, it is used as sandwich plate, referring to A.Roye and Th.Gries in " putting into practice " 2004 the 3rd phases the 26/27th page argumentation through fabric.
Also mentioned the unitary system fabrication technique of double-needle bed raschel type warp knitting machine in the argumentation above-mentioned, it is used as the scientific research purposes and is taken into account as prior art at the preamble of the application's claim 1.The special character of this double-needle bed raschel type warp knitting machine is its knitting unit, wherein, respectively is provided with a weft yarn feed element in the both sides of knitting position, and this element is used to introduce 90 ° of rove.In the argumentation of A.Roye and Th.Gries, relevant schematic diagram and brief literal all can not guarantee the reliable inference of the ins and outs of applied weft yarn feed element herein.
For the warp knitting machine that is used for making in batches flat fabric, in the system of so-called shuttle magazine, in knitting position, carry the process of weft yarn by known.Here, advancing weft yarn is placed on the vertical conveyer belt of ring-type arranged in pairs (in general being chain) and temporarily remains there.Weft yarn can be used as to be stretched yarn beam or the wall scroll yarn grown and flows to vertical conveyer belt continuously, perhaps temporarily deposits as endless yarn bundle or wall scroll yarn, and for this reason, thread-carrier can use in conjunction with the displacement rake.The shuttle magazine system allows the warp knitting machine of so design with higher speed operation.
Warp knitting machine for above-mentioned form, such as warp knitting machine according to DE 198 16 440 C1, the weft yarn that vertical conveyer belt and vertical conveyer belt are placed above is sent to the knitting position of warp knitting machine in the horizontal direction, and conveyer belt empty after unloading weft yarn send up to its turning and to feedback not having to continue transmission on the horizontal direction that changes.Body warp is from top conveying and be passed down through knitting position sideling, and wherein, the finished product flat fabric also at first has same direction, and prerequisite is that it passes warp knitting machine and carries and transport out again from warp knitting machine.Above vertical conveyer belt of carrying through knitting position, also be furnished with the sley point that has warp thread, preset flat (ibid, particularly Fig. 4 and Figure 10) and below vertical conveyer belt, placed the pinhock, flat of locking upset and the weft yarn that are used for sliding pin movably.The warp knitting machine that is used for making this known construction form of flat fabric has been proved in practice and can have been realized higher output in continuous running reliably.Yet, by there is the problem in the bigger design at a lot of moving-members of knitting position region clustering; Uncertainly be how known form of implementation, the form of implementation that particularly has a weft yarn shuttle magazine can be considered and be used for making more economically knitted spaced fabric.
Summary of the invention
Therefore, task of the present invention is, proposes a kind of double-needle bed raschel type warp knitting machine of above-mentioned form, this warp knitting machine be suitable for producing and in continuing to produce with higher operating rate and preferably reliability realize the manufacturing of high-quality knitted spaced fabric.
The double-needle bed raschel type warp knitting machine of the globality of the feature of above-mentioned purpose by having claim 1 is realized.Therefore, so be provided with at double-needle bed raschel type warp knitting machine according to the preamble of claim 1, respectively arranged the weft yarn shuttle magazine that has line feeding device and have the vertical conveyer belt of a pair of ring-type in both sides, knitting position, wherein, the weft yarn that is placed on vertical conveyer belt by line feeding device flows to knitting position continuously, like this, two pairs of vertical conveyer belts have opposite traffic direction, its moving track in vertical plane operation pass in opposite directions in some zone and the knitting-bit set of double-needle bed raschel type warp knitting machine on the edge in puncture zone, wherein, this zone is surrounded by two pairs of vertical conveyer belts.
For all there are two pairs of vertical conveyer belts of annular according to double-needle bed raschel type warp knitting machine of the present invention, its moving track passes mutually in some zone.Vertically conveyer belt runs to the knitting position that is positioned on the puncture edges of regions respectively with opposite traffic direction.Therefore, realized the prerequisite of compact mode of construction, can also on performance, settle reliably at necessary equipment of the function of knitting process and single assembly.
According to favourable form of implementation, vertically the moving track of conveyer belt has an inflection point in the puncture zone, and its meaning is to move down with bigger angle of inclination." move down " expression with bigger angle of inclination, being tilted on the traffic direction of moving track continues to increase.Moving track turns down to a certain extent; If it already tilts, it is afterwards stronger to be tilted in inflection point.The moving track of two pairs of vertical conveyer belts should be just in this inflection point or an intersection of turning back, and wherein, inflection point is positioned at the knitting band of position.
According to further useful design, each vertical conveyer belt all at first has the yarn feeding zone of a level in succession in its direction of motion, in this yarn feeding zone, placed weft yarn, be the feeding zone that tilts slightly with respect to horizontal direction in the above, at this is already mentioned inflection point above zone, is the first loopback zone with respect to the horizontal direction strong tilt then.Inflection point is positioned at the knitting band of position, and wherein, vertically conveyer belt intersects at inflection point.
By this special layout, just the layout that has a down dip to the machine mediad of chain branch two-stage has produced an enough construction space at sley bar on the one hand, has also produced enough spaces at the placement of sinker holding seat on the other hand.If weft yarn from top conveying, is undoubtedly favourable for knitting process.Like this, weft yarn moves with approximate direction of doffing, and so also makes cutting be more prone to, and this is because the weft yarn of two machine zone alternately moves relative to the cutting direction.Equally, Wai Bu weft yarn also can easily be transported to knitting position by this way.
For according to of the present invention, its vertical conveyer belt double-needle bed raschel type warp knitting machine in the running of yarn feeding zone level, if feeding zone with respect to the angle of inclination of horizontal direction between 6 ° to 20 °, preferably between 10 ° to 14 °, again be preferably 12 ° and the first loopback zone with respect to the angle of inclination of horizontal direction between 35 ° to 55 °, preferably between 40 ° to 50 °, be preferably 45 ° again, this is proved to be is favourable.Under the situation that machine support arm parameter changes,, can change these values if regional owing to other reason tilts such as feeding.
For the moving track that makes two pairs of vertical conveyer belts can pass on a vertical plane in opposite directions, be provided with in an advantageous manner, a pair of vertical transport tape has littler spacing than another to vertical conveyer belt.
In addition, in order advantageously to implement knitting process, for form of implementation very favourable according to double-needle bed raschel type warp knitting machine of the present invention be, be positioned at the knitting-bit weft yarn guide plate of having put the regional arranged beneath of each vertical conveyer belt feeding in zone, on this weft yarn guide plate, carry the weft yarn of coming to wind up, be elongated and be tauted; Here advantageously, below the weft yarn guide plate, sinker holding controllably moves back and forth, and this sinker holding is used as the weft yarn furnisher simultaneously by means of the yarn clipping hole.
Be when single knitting process finishes, to carry out unwinding reliably and simultaneously weft yarn accurately is transported to knitting position, by what this set can be realized even if operational structure space is very little.
For according to double-needle bed raschel type warp knitting machine of the present invention, select correct knitting needle to have special meaning.Particularly advantageously be, knitting needle is designed to have the latch needles of elastic force needle latch, and therefore, the needle latch of latch needles always is coupled with pretension to lighter open position by the elastic force effect.In the travelling forward of latch needles, the elastic force needle latch is so handled by the capture broken end rove steel wire that is positioned on the sinker holding, and promptly needle latch always opens far away reliably.The effect of elastic force needle latch is that needle latch takes off from syringe needle after unwinding automatically.By taking off needle latch, needle latch capture broken end rove steel wire more close, especially deeper be arranged into the pinhock place.This design is another the important design that realizes simple mode of construction.
Favourable also has, and one side is arranged a segmenting device respectively at the edge of knitting position, and this segmenting device was cut apart the weft yarn of two pairs of vertical conveyer belts in the moment that knitting process need be cut apart.This segmenting device can be a kind ofly to cut apart plate or can also be a kind of segmenting device of heat effect according to the difference of stocking yarn material.What play a decisive role is respectively to have a segmenting device just enough on the edge at two pairs of tricot width of cloth that vertical conveyer belt produced.Here, the weft yarn of two pairs of vertical conveyer belts is alternately and in the diverse location and the segmenting device effect of segmenting device.
At last, for the driving of vertical conveyer belt advantageously, each vertical conveyer belt is by the driven by servomotor with planet transmission behind the torque-converters of itself, and wherein, vertically turning back of conveyer belt realized separately by linkage.On the whole, this has caused driving that can accuracy controlling and has saved ground, space and transmit vertical conveyer belt.By the specific drive means that cloth is provided with a kind of draw-out roller group form that goes out for the knitted spaced fabric of manufacturing, intricately carries for twice weft yarn no longer to be associated with the cloth that goes out of the tricot width of cloth, wherein, in going out in the cloth process of the tricot width of cloth, two weft yarn groups are summarized in the cover-up surface.
Description of drawings
Below, elaborate the present invention in an embodiment by means of accompanying drawing.Wherein,
Fig. 1 is double-needle bed raschel type warp knitting machine and the affiliated side view that hangs support through axle suspension thereof designed according to this invention.
Fig. 2 shows the landline according to two vertical conveyer belts on the La Sheershi warp knitting machine of Fig. 1.
Fig. 3 shows the enlarged drawing according to the knitting position of the La Sheershi warp knitting machine of Fig. 1 and single knitting implement thereof, but vertical conveyer belt is not shown.
Fig. 4 is the amplification stereograms of two vertical conveyer belts in knitting locational intersection region.
Fig. 5 to Fig. 7 has described the function according to the knitting implement on the double-needle bed raschel type warp knitting machine of the present invention.
Fig. 8 is by the stereogram according to the knitted spaced fabric of double-needle bed raschel type warp knitting machine manufacturing of the present invention.
The specific embodiment
Fig. 1 shows the side view according to double-needle bed raschel type warp knitting machine of the present invention, and double-needle bed raschel type warp knitting machine briefly is called the La Sheershi warp knitting machine below.View defines by hang support 1 through axle suspension in appearance, hangs support 1 through axle suspension and centers on from three affiliated warp knitting machine 9.Respectively be provided with two body warp axle 2h, v, two stocking yarn axle 3h, v and two pile yams axle 4h, v on the support hanging through axle suspension.Additional letter h here reaches with v and represents parts identical or designed in mirror image below, and the parts symmetry of designed in mirror image is built in the rear side or the front side of warp knitting machine 9.What can know identification in Fig. 1 is at two gap 35h, v hanging through axle suspension between support 1 and the warp knitting machine 9.Operating personnel can enter the operating side of warp knitting machine 9 by this type of gap 35h, v.
Body warp 5h, v, stocking yarn 6h, v and pile yams 7h, v are sent to knitting position 10 from different warp shaft 2h, v, 3h, v and 4h, v, and on knitting position 10, various yarn is by working out through the volume instrument, referring to Fig. 3.Carry weft yarn 11h, v in the system of so-called shuttle magazine, to realize to knitting position 10.Two weft yarn shuttle magazines illustrate with Reference numeral 8h, v in Fig. 1 with its whole form; The weft yarn shuttle magazine comprises annular vertically conveyer belt 13h, v and line feeding device 12h, v.In Fig. 3 and Fig. 5 to Fig. 7, also can discern the weft yarn that marks with 11h, v well.
Weft yarn 11h, v are transported to knitting position 10 on the vertical conveyer belt 13h of ring-type, v, vertically conveyer belt 13h, v always arrange, are usually designed to transmission chain in pairs and have the fixture that is used for weft yarn 11h, v.Vertically the traffic direction of conveyer belt is represented by direction arrow 36h, v.Be furnished with line feeding device 12h, v above vertical conveyer belt 13h, v, line feeding device 12h, v are made up of thread-carrier and displacement rake.Line feeding device 12h, v can be according to the special benefits designs of applicant's German patent application (L83208DE).Weft yarn 11h, v extract from weft yarn peg or spindle 8h, v by line feeding device 12h, v and are placed on movably on vertical conveyer belt 13h, the v with vertical conveyer belt 13h arranged in pairs, v are perpendicular.Like this, weft yarn 11h, the v that is placed on vertical conveyer belt 13h, the v has in the description of Fig. 1 and the vertical direction of motion in drawing plane.Weft yarn 11h, v temporarily are fixed on vertical conveyer belt 13h, the v by fixed cover hook, clamping device or similar device, and like this, weft yarn 11h, v vertically also are being fixed with certain mechanical longitudinal stress between conveyer belt 13h, the v.
Weft yarn 11h, v are vertically coordinating to flow to knitting position 10 with knitting process on conveyer belt 13h, the v mutually.This expression, vertically conveyer belt 13h, v are not with same speed operation.According to symmetrical structure according to La Sheershi warp knitting machine of the present invention, be provided with two couples of vertical conveyer belt 13h, v, the track of the vertical conveyer belt 13h of this two couple, v intersects in 10 zones, knitting position in the description of Fig. 1 and is positioned at parallel position adjacent on ground, subregion, loopback zone (referring to Fig. 2).In order to make foregoing description become possibility, must make the front this to vertical conveyer belt 13v have with the back that to the different working width of vertical conveyer belt 13h.In the embodiment shown, this has littler working width relatively to vertical conveyer belt 13v the front, and this has in Fig. 4 clearly describes.
For better identifiability, in Fig. 2, show transmission route or two moving tracks of vertical conveyer belt 13h, v separately, wherein, other mechanical part is removed (the slight displacement of two moving tracks that comprise in the drawings only is used as drawing and goes up with two track regions separately, is non-existent) under actual conditions.Shown in accompanying drawing will this does description to vertical conveyer belt 13v at the front separately.That transmission route to vertical conveyer belt 13h of back is corresponding mirror-image arrangement; So there is no need to specify accompanying drawing number with additional letter h.
Annular vertically conveyer belt 13v is moved around traffic direction 36v.Here, vertically conveyer belt 13v passes the yarn feeding zone 14v of level, and wherein, weft yarn 11v is vertical with traffic direction 39v to be placed on vertical conveyer belt 13v from feeding unit 12v under the mobile status.The feeding zone 15v that tilts slightly links to each other with yarn feeding zone 14v, feeds from horizontal direction downward-sloping about 12 ° in the embodiment shown of regional 15v.Now, weft yarn 11v arrives knitting position 10, and herein, weft yarn 11v doffs from vertical conveyer belt 13v.In 10 zones, knitting position, the track routes of vertical conveyer belt 13v of front turns down again, and is connected with first loopback zone 16v of strong tilt.Vertically conveyer belt 13v here approximately tilts 45 ° with respect to horizontal direction.Be connected with other loopback zone 17v on the 16v of first loopback zone of strong tilt, loopback zone 17v aims at forward at first abreast and then slightly obliquely and is provided with.
So vertical conveyer belt 13h, the v of design are because its reverse runs through or overlapping moving track with vertical conveyer belt 13h, v has been formed subtriangular puncture zone 38, and puncture zone 38 assigns to clearly represent with shadow part in Fig. 2.
In the arranged beneath of knitting position 10 draw-out roller group 18, by draw-out roller group 18 tricot of the knitted spaced fabric of manufacturing 19 is unloaded.The yarn tension element marks with 20.Here, structural details can knownly be a prerequisite.Be in operation with identical as far as possible weft yarn 11h, the work of v yarn tension according to La Sheershi warp knitting machine of the present invention.Favourable also have, according to the line feeding device 12h of applicant's German patent application (L83209DE), the form of implementation of v.
Fig. 3 shows knitting position 10 among Fig. 1 and single through the volume instrument with the size of amplifying, wherein, and in order to obtain better to come into plain view property, the transmission route of do not draw vertical conveyer belt 13h, v.The weft yarn guide plate is marked as 21h, v, is placing weft yarn 11h, the v that conveying is come on vertical conveyer belt 13h, v on the weft yarn guide plate, and its prerequisite is that weft yarn is near knitting position 10.Arranged beneath at weft yarn guide plate 21h, v has sinker holding seat 22h, v, is gripping on sinker bar 22h, the v, by means of sinker holding seat frame 23h, v fixedly sinker holding 24h, v.Sinker holding 24h, v designed to be used yarn clipping hole 25h, the v that obtains weft yarn 11h, v in its front side end.In addition, sinker holding 24h, v also have the broken end of capture rove steel wire 37h, v, are used for needle latch 29h, v cooperating with latch needles 28h, v.
Sley bar 26h, v have determined the pile height of the knitted spaced fabric that produced.Also moving the latch needles 28h, the v that are fixed on pinhock 27h, the v and mobile needle latch 29h, the v of latch needles 28h, v simultaneously along sley bar 26h, v.In addition, can recognize cover hook 30h, v in Fig. 3, per two in them are positioned at each pinhock 28h, v position adjacent and are of value to the shearing process at sidepiece, and its prerequisite is that the afterbody that is fixed on weft yarn 11h, v on vertical conveyer belt 13h, the v is separated.What be used to carry out separation process is to cut apart plate 31, and it can also be replaced with the segmenting device of heat effect according to the difference of silk thread material.
Three pairs of sley point row above weft yarn guide plate 21h, v, have been arranged.They are
Be used for body warp 5h, v body warp sley point 32h, v,
Be used for stocking yarn 6h, v stocking yarn sley point 33h, v and
The pile yams sley point 34h, the v that are used for pile yams 7h, v,
Wherein, the function that the layout of sley bar 26h, v, sley point 32h, v, 33h, v, 34h, v and they cooperate with sinker holding 22h, v meets prior art basically, but very big difference is that weft yarn 11h, v are transported to knitting position 10 so that two pairs form is corresponding with knitting process constantly from vertical conveyer belt 13h, v.For this reason, the two couples of vertical conveyer belt 13v and 13h alternately in the zone of knitting position 10 (promptly a position that always can produce bigger space tonicity) obtain weft yarn.Therefore, vertically conveyer belt 13h, v must have different working widths, so that can really realize obtaining alternately weft yarn.
In addition, the moving track of all vertical conveyer belt 13h, v obtains the position and turns down in the same way staggered.Vertically conveyer belt 13h, v transmission and be transferred to knitting position 10 (direction arrow 36h, v) in opposite directions under the situation that weft yarn 11h, v are housed from both sides, if weft yarn 11h, v are wound up on weft yarn guide plate 21h, the v, vertically conveyer belt 13h, v are no longer filled by weft yarn 11h, v and therefore continuation operation downwards after turning back under the state of sky by cutting apart plate 31.By turning back; vertically conveyer belt 13h, v when beginning than the low-angle dip state become at feeding regional 15h, v (referring to Fig. 2) strong tilt the loopback zone than the oblique state of steep dip, up to turn back again and usually or other loopback zone 17h, v begin.
Can well find out attach ratios by schematic isometric according to Fig. 4.Vertically conveyer belt here illustrates with its housing, and weft yarn 11h, v protrude from the sidepiece of housing.If in conjunction with Fig. 1, Fig. 2 and Fig. 4, it is open-and-shut that there are many anxieties in the space.Except the 10 space anxieties of knitting position own, also be necessary for weft yarn line feeding device 12h, v necessary space is provided, this has only done the description of signal in Fig. 1.Under the situation of the reliability that does not change knitting process, substantially save the space and can also realize that the needle latch of latch needles 28h, v is added with elastic load when opening by using latch needles 28h, v.
To describe knitting process below, knitting process is supplied with realization with described knitting implement in conjunction with the weft yarn 11h, the v that realize from both sides on knitting position 10.In addition, Fig. 5 to Fig. 7 has described other stage of knitting process.
As mentioned above, weft yarn 11h, v are not to keep identical vertical conveyer belt 13h, v speed to realize to the conveying of knitting position 10.Vertically conveyer belt 13h, v more should periodically quicken and delay time.Acceleration realizes in the process that forms mesh, so that subsequently weft yarn 11h, v are transported to knitting position 10 in time.On the contrary, at latch needles 28h, when v comes off, affiliated vertical conveyer belt 13h, v are delayed time, and therefore weft yarn 11h, v subsequently lags behind, so that needle latch 29h, the v of latch needles 28h, v have enough spaces to realize closed process.Therefore,, also can come work by the distribution of fixture (fixed cover hook) closely on vertical conveyer belt 13h, v even vertically the speed of conveyer belt 13h, v is higher, and also less by the waste material amount of cut weft yarn afterbody generation.
Weft yarn 11h, v arrive weft yarn guide plate 21h, v with time interval of accurate setting in this manner, and weft yarn 11h, v are turned back and are tauted and arrive towards the edge (referring to the front area of Fig. 3) of weft yarn guide plate 21h, the v of sley bar 26h, v from the moving track of vertical conveyer belt 13h, v.Simultaneously, sinker holding 24h, v move below weft yarn guide plate 21h, v and rest on herein, and weft yarn 11h, the v up to the front is imported into yarn clipping hole 25h, the v of this sinker holding 24h, v and drawn therefrom.(front area of Fig. 5 and Fig. 6).
The pinhock 27h, the v that have latch needles 28h, v and cover hook 30h, v are positioned at its lower position (front area of Fig. 5) at present.Now, sinker holding 24h, v continue to move to the machine middle part; Weft yarn 11h, v carry and finally are arranged in the opposite side (same referring to the front area at Fig. 6) of the latch needles 28h, the v that move up equally to the machine middle part from the vertical conveyer belt 13h of weft yarn, v under the assistance of sinker holding 24h, v.The pinhock 27h, the v that have latch needles 28h, v and cover hook 30h, v continue to its extreme higher position motion, and wherein, needle latch 29h, v are continued to open (referring to the front area of Fig. 7) on capture broken end rove steel wire 37h, the v of sinker holding 24h, v.What then carry out is the process of common formation mesh.
At last, cut apart plate 31 the weft yarn 11h, the v that are bound up are separated at the afterbody that vertically conveyer belt 13h, v are fixing from weft yarn 11h, v for two.Cover hook 30h, the v adjacent with pinhock 27h, v at sidepiece assist this to separate process, and wherein, cover hook 30h, v catch on the weft yarn afterbody and weft yarn 11h, v flowed to cuts apart plate 31.
The Reference numeral table of comparisons
1 warp beam pipe-hanging hook
2h, v body warp axle
3h, v stocking yarn axle
4h, v pile yams axle
5h, v body warp
6h, v stocking yarn
7h, v pile yams
8h, v weft yarn shuttle magazine
9 warp knitting machines
10 knitting positions
11h, v weft yarn
12h, v line feeding device
The vertical conveyer belt of 13h, v (chain)
14h, v yarn feeding zone
15h, v feed the zone, tilt slightly
16h, v loopback zone, strong tilt
Other loopback zone of 17h, v
18 draw-out roller groups
The 19 tricot width of cloth
20 thread tension devices
21h, v weft yarn guide plate
22h, v sinker holding seat
23h, v sinker holding seat frame
24h, v sinker holding
25h, v yarn clipping hole
26h, v sley bar
27h, v pinhock
28h, v latch needles
29h, v needle latch
30h, v overlap hook
31 cut apart plate, segmenting device
32h, v body warp sley point
33h, v stocking yarn sley point
34h, v pile yams sley point
35h, v gap
36h, v direction arrow
37h, v capture broken end rove steel wire
38 puncture zones
39h, v inflection point

Claims (9)

1. double-needle bed raschel type warp knitting machine, be used to make knitted spaced fabric, described double-needle bed raschel type warp knitting machine has knitting position, on described knitting position, import the warp thread of sley point, stocking yarn and pile yams and cooperate and between two sley bars, form and the webs of the knitted spaced fabric that output is produced at the knitting needle on their opposites, and described double-needle bed raschel type warp knitting machine also has the Weft feeding device that leads to the working region between sley point row and the knitting needle column in both sides, described knitting position, wherein, weft yarn is inweaved the knitted spaced fabric top layer that produces at the Weft feeding device sidepiece respectively
It is characterized in that,
Arranged respectively that in the both sides of described knitting position one has line feeding device and (12h, v) and respectively has the vertical conveyer belt of a pair of ring-type (13h, a weft yarn shuttle magazine v) (8h, v), wherein, (12h, (13h, the weft yarn of v) going up (11h, v) flow to described knitting position (10) continuously v) to be placed on described vertical conveyer belt by described line feeding device, like this, described two pairs of vertical conveyer belts (13h, v) have an opposite traffic direction (36h, v)
Its moving track in the vertical plane operation passes in opposite directions in some zone
And the described knitting position (10) of described double-needle bed raschel type warp knitting machine is positioned on the edge in puncture zone (38), and wherein, described puncture is regional (13h, v) to be centered on by described two pairs of vertical conveyer belts.
2. double-needle bed raschel type warp knitting machine as claimed in claim 1, it is characterized in that, (13h, described moving track v) have an inflection point (39h, v) to described vertical conveyer belt in described puncture zone (38), its meaning is to move down with bigger angle of inclination, like this, (13h, moving track v) intersect at described inflection point described two pairs of vertical conveyer belts, and described inflection point (39h, v) is positioned at zone, described knitting position (10).
3. double-needle bed raschel type warp knitting machine as claimed in claim 2 is characterized in that,
Vertical conveyer belt (the 13h of the one described ring-type of on parallel vertical plane, extending, moving track v) is at its direction of motion (36h, v) go up and have following segmentation successively: a) yarn feeding zone (14h of level, v), in described yarn feeding zone, described weft yarn (11h, v) place vertical conveyer belt (13h arranged in pairs, v) go up, b) the feeding zone (15h that tilts slightly with respect to horizontal direction, v), c) with respect to the first loopback zone (16h of horizontal direction strong tilt, v) and d) set up and yarn feeding zone (14h, other loopback zone (17h of connection v), v);
-on horizontal direction, (13h, moving track v) (39h, v) intersect at described inflection point described two pairs of vertical conveyer belts mutually, at described inflection point, (13h, the feeding zone that tilts slightly v) (15h, v) carry out the transition to the first loopback zone (16h, v) of described strong tilt to described vertical conveyer belt;
The crossover location of the moving track of-described two pairs of vertical conveyer belts is positioned at the zone of described knitting position (10).
4. double-needle bed raschel type warp knitting machine as claimed in claim 3, it is characterized in that, described feeding zone (15h, v) with respect to the angle of inclination of horizontal direction between 6 ° to 20 °, preferably between 10 ° to 14 °, again be preferably 12 ° and the described first loopback zone (16h, v) with respect to the angle of inclination of horizontal direction between 35 ° to 55 °, preferably between 40 ° to 50 °, be preferably 45 ° again.
5. as each described double-needle bed raschel type warp knitting machine in the claim 1 to 4, it is characterized in that a pair of described vertical conveyer belt (13v) has than another the littler spacing of described vertical conveyer belt (13h).
6. as each described double-needle bed raschel type warp knitting machine in the claim 3 to 5, it is characterized in that, at each the described vertical conveyer belt (13h that is positioned at zone, described knitting position (10), feeding zone (15h v), v) arranged beneath a weft yarn guide plate (21h, v), on described weft yarn guide plate, weft yarn (the 11h that conveying is come, v) wind up, be elongated and be tauted, and at described weft yarn guide plate (21h, v), sinker holding (24h, v) controllably move back and forth, described sinker holding is by means of yarn clipping hole (25h, v) be used as the weft yarn furnisher simultaneously.
7. as each described double-needle bed raschel type warp knitting machine in the claim 1 to 6, it is characterized in that, described knitting needle is designed to latch needles, and (28h, v), the needle latch of described latch needles (29h, v) is coupled with pretension by the elastic force effect at pin hole and (24h, the capture broken end rove steel of v) going up (37h, are v) controlled at complete pin hole by being positioned at described sinker holding.
8. each described double-needle bed raschel type warp knitting machine in the claim as described above, it is characterized in that, a side is respectively arranged a segmenting device (31) at the edge of described knitting position (10), by described segmenting device, (13h, the weft yarn of v) going up (11h, are v) cut apart in knitting process will to be arranged in described two pairs of vertical conveyer belts.
9. each described double-needle bed raschel type warp knitting machine in the claim as described above, it is characterized in that, the vertical conveyer belt of each ring-type (13h, v) by driven by servomotor itself with planet transmission behind the torque-converters, described vertical conveyer belt (13h, turning back and realize separately v) by described linkage, and be the draw-out roller group (18) that cloth is provided with a kind of special driving that of the knitted spaced fabric of manufacturing.
CN2008101910583A 2007-08-23 2008-08-22 Double-needle bed raschel type warp knitting machine Active CN101525808B (en)

Applications Claiming Priority (2)

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EP07114892A EP2028306B1 (en) 2007-08-23 2007-08-23 Double bar Rachel loom
EP07114892.8 2007-08-23

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CN104459442B (en) * 2014-12-12 2015-09-16 卡尔迈耶(中国)有限公司 Double rib warp loom electrical control cabinet device for testing functions
MX2017009331A (en) * 2015-01-16 2018-01-11 Nike Innovate Cv Method of simultaneously knitting opposing sides of an article of footwear.
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SE544563C2 (en) * 2021-04-16 2022-07-19 Engtex Ab Warp knitted fabric and a membrane comprising such warp knitted fabric
CN117512875A (en) * 2024-01-03 2024-02-06 汕头市劲速实业有限公司 Lace warp knitting machine with low failure rate

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CN107663709B (en) * 2016-07-28 2020-02-18 卡尔迈耶纺织机械制造有限公司 Warp knitting machine and method for producing warp knitted fabric

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EP2028306A1 (en) 2009-02-25
DE502007003317D1 (en) 2010-05-12
CN101525808B (en) 2011-08-24
EP2028306B1 (en) 2010-03-31

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