CN113529261A

CN113529261A - Plush jacquard sandwich mesh cloth capable of preventing missing stitch of closed latch and manufacturing method thereof

Info

Publication number: CN113529261A
Application number: CN202110737016.0A
Authority: CN
Inventors: 许金泰; 张英东; 张高
Original assignee: Xintai Shishi Technology Co ltd
Current assignee: Xintai Shishi Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-10-22

Abstract

The invention discloses a lint jacquard sandwich mesh fabric capable of preventing needle missing of a closed needle tongue and a manufacturing method thereof, belonging to the technical field of textile, and comprising a mesh fabric body, wherein the mesh fabric body comprises a miss jacquard layer, a miss-proof layer, a filling lint layer and a bottom base layer, wherein the miss jacquard layer is a plurality of patterns formed by yarns and is positioned at the upper part of the mesh fabric body; the anti-missing needle layer is of a layered structure consisting of yarns, the anti-missing needle layer is downwards connected to the base layer, the textile latch is closed, and the filling pile layer forms good filling pile at the local part of the anti-missing needle jacquard layer; the filling plush layer is a loop structure formed by yarns, is positioned below the miss-stitch prevention layer and is respectively connected with the miss-stitch jacquard layer and the bottom base layer in a looping way; the subbase layer is a layered structure formed by yarns and is positioned at the bottom of the mesh fabric body.

Description

Plush jacquard sandwich mesh cloth capable of preventing missing stitch of closed latch and manufacturing method thereof

Technical Field

The invention relates to the technical field of textile, in particular to a jacquard sandwich mesh cloth capable of preventing needle latch missing and a manufacturing method thereof.

Background

Most of warp-knitted jacquard fabrics in the current market are full-needle block jacquard on the surface, and due to the limitation of the existing process, if large-area drop stitch linear pattern jacquard like quilting is realized (namely, only a jacquard part of a jacquard layer on the surface participates in yarn laying and looping, the rest part of guide bars are missed in yarn laying, and the loops fall off to form large-area drop stitches) in the weaving process, the phenomenon of delamination or knocking over occurs because large-area drop stitches exist between the jacquard layer and other cloth layers, and the loops cannot be connected in a snaring mode.

Aiming at the problems, the solution of the prior art is to install the anti-latch self-closing steel wire, but if the anti-latch self-closing steel wire is installed improperly, a lot of disadvantages are brought, such as needle miss caused by damage to the latch; the latch needle is complex to manufacture, the required stroke of the latch needle looping movement is large, and the knitting speed of the warp knitting machine is directly influenced.

Disclosure of Invention

In order to solve the problems of the traditional miss-stitch jacquard fabric, the invention provides a plush jacquard sandwich mesh fabric capable of preventing miss-stitch of a closed stitch tongue and a manufacturing method thereof.

The invention discloses a jacquard sandwich mesh cloth for preventing needle tongue from missing

The utility model provides a prevent closing latch miss stitch pile jacquard weave sandwich screen cloth, includes the screen cloth body, this screen cloth body is including miss stitch jacquard layer, leak protection needle layer, filling pile layer, subbase, wherein:

the miss jacquard layer is a plurality of patterns formed by yarns and is positioned at the upper part of the mesh cloth body;

the anti-missing needle layer is of a layered structure consisting of yarns, the anti-missing needle layer is downwards connected to the base layer, the textile latch is closed, and the filling pile layer forms good filling pile at the local part of the anti-missing needle jacquard layer;

the filling plush layer is a loop structure formed by yarns, is positioned below the miss-stitch prevention layer and is respectively connected with the miss-stitch jacquard layer and the bottom base layer in a looping way;

the subbase layer is a layered structure formed by yarns and is positioned at the bottom of the mesh fabric body.

Preferably, the miss jacquard layer is a plurality of advanced patterns formed by yarns.

Preferably, the drop-stitch jacquard layer is a plurality of block-shaped patterns formed by yarns.

Preferably, the drop-stitch jacquard layer is a plurality of linear and block combined patterns composed of yarns.

Preferably, the drop-stitch jacquard layer is connected with the filling pile layer in a looping mode.

The invention also discloses a method for manufacturing the jacquard plush sandwich mesh cloth for preventing the needle latch from missing

A manufacturing method of a jacquard plush sandwich mesh cloth capable of preventing needle-closing tongue missing comprises the following steps:

a guide bar setting step: selecting a warp knitting machine with a plurality of guide bars for knitting;

a guide bar threading step: threading each guide bar according to the technological requirements;

weaving:

utilizing at least two guide bars to carry out variable warp satin weaving on a front needle bed to form a drop stitch jacquard layer;

knitting at least one guide bar to a back needle bed in a front needle bed to carry out yarn laying and looping to form a missed stitch prevention layer;

at least one guide bar is utilized to alternately pad yarns in the front needle bed and the back needle bed in turn to form a filling plush layer;

at least one guide bar is used for sequentially laying yarn on a back needle bed to form a bottom base layer in a loop mode.

Furthermore, only the jacquard part participates in yarn laying and looping when the drop stitch jacquard layer is knitted, the rest part of guide bar yarn laying is lost, and the loops fall off to form a large-area drop stitch.

Furthermore, the anti-leakage needle layer is knitted from the front needle bed to the back needle bed and is knitted in a loop, the transition tissue chain block does not participate in yarn laying and loop forming, and only the yarn laying at the back of the needle is performed.

Furthermore, when the filling wool pile layer is knitted, a coil with a certain shape and size is formed upwards, and the top of the coil is connected with the jacquard part of the miss-stitch jacquard layer in a looping mode.

By adopting the technical scheme, the invention has the beneficial effects that:

1. compared with the prior art, the jacquard-like jacquard creel jacquard fabric with high performance and unique appearance patterns is produced by combining the guide bar empty threading change and the precise pattern design, and the limitation that the prior art can not reasonably apply closed-stitch latch drop stitch to carry out jacquard is broken through.

2. Compared with the prior art, the technical scheme uses the yarns with good elasticity and toughness such as the fish wire to replace the steel wire for preventing the latch from self-closing in the prior art, so that when the latch is knocked off, the latch is limited not to be automatically closed, the latch is not damaged, the loss of a needle piece is effectively avoided, and the manufacturing and maintenance cost is saved.

3. Compared with the prior art, the anti-closing latch jacquard comb is added in the scheme, the jacquard comb is woven from the front needle bed to the back needle bed in a warp-wise transition manner and in a loop-forming manner on the back needle bed, and the jacquard comb is woven on the face: the needle back padding yarn is pulled excessively by utilizing the characteristics that the weft insertion tissues do not participate in padding yarn looping and only carry out needle back padding yarn, the front needle bed yarn is driven to be looped together when being transited to the rear needle bed to be looped, the pulling force breaks through the influence of the needle back padding yarn device when the front needle bed yarn is looped, the looping is smoothly finished within a specific time, the looped anti-blocking needle tongue jacquard comb does not participate in padding yarn looping and only carries out needle back padding yarn on the surface layer due to the characteristics that the weft insertion tissues do not participate in padding yarn looping and only participate in pulling of a new loop on the face, and when the needle back padding bar yarn descends to the lowest position, the new yarn forms a loop with a certain shape and size, meanwhile, the new loop is pulled to the needle back under the action of the pulling mechanism, the normal looping process is finished, and therefore the problem of the needle back blocking is solved.

4. Compared with the prior art, the plush layer is filled in the scheme to play a high role as the surface-bottom connecting part, and the base part of the area connecting surface bottom enables the sandwich mesh cloth to have the beneficial effects of no delamination, shape retention, 3D stereoscopic impression and the like.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is a schematic structural view of a plush jacquard sandwich mesh fabric for preventing miss stitch of a closed latch according to the present invention;

FIG. 2 is an enlarged side cut plan view of the portion A of FIG. 1 in accordance with the present invention;

FIG. 3 is a front effect simulation diagram of the plush jacquard sandwich mesh cloth for preventing miss stitch of the closed latch of the invention;

FIG. 4 is a simulation diagram of the reverse side effect of the plush jacquard sandwich mesh cloth for preventing miss stitch of the closed latch of the invention;

FIG. 5 is a simulation diagram of a partial enlarged effect of a miss stitch plush jacquard of the miss stitch plush jacquard sandwich mesh cloth of the invention;

figure 6 is a schematic representation of the weave pattern of example 1 of the present invention,

description of the main reference numerals: 1. a mesh body; 2. a drop stitch jacquard layer; 3. a missed stitch prevention layer; 4. filling a plush layer; 5. an underlayer.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.

Also, in the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention, using simple stripe patterning as an example. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.

[ plush jacquard sandwich mesh cloth for preventing miss stitch of closed latch provided by the invention ]

The utility model provides a prevent closing latch drop stitch pile jacquard weave sandwich screen cloth, includes screen cloth body 1, this screen cloth body 1 is including drop stitch jacquard weave layer 2, leak protection needle layer 3, filling pile layer 4, subbase 5, wherein: the drop-stitch jacquard layer 2 is a plurality of patterns formed by yarns and is positioned at the upper part of the mesh cloth body 1, and the drop-stitch jacquard layer 2 can be a plurality of linear patterns or a plurality of block-shaped patterns or a plurality of combined patterns formed by linear patterns and blocks formed by yarns; the anti-drop stitch layer 3 is a layered structure formed by yarns, the anti-drop stitch layer 3 is connected to the base layer 5 downwards, and the textile latch is closed, so that the filling pile layer 4 forms good filling pile at the local part of the drop stitch jacquard layer 2; the filling plush layer 4 is a loop structure formed by yarns, is positioned below the miss-stitch prevention layer 3 and is respectively connected with the miss-stitch jacquard layer 2 and the bottom base layer 5 in a looping way; the sub-base layer 5 is a layered mechanism formed by yarns and is positioned at the bottom of the mesh fabric body 1.

[ method for manufacturing plush jacquard sandwich mesh cloth capable of preventing missing stitch of closed latch according to the invention ]

A manufacturing method of plush jacquard sandwich screen cloth for preventing missing stitch of a closed stitch tongue comprises the following steps:

s1 guide bar setting step: selecting a warp knitting machine with a plurality of guide bars for knitting;

s2 guide bar threading step: threading each guide bar according to the technological requirements;

s3 knitting step:

the method comprises the following steps that at least two guide bars are utilized to carry out warp satin changing weaving on a front needle bed to form a drop stitch jacquard layer 2, only a jacquard weave part participates in yarn laying and looping when the drop stitch jacquard layer 2 is woven, the rest guide bars are lack of yarn laying, and loops fall off to form large-area drop stitches;

knitting at least one guide bar on a front needle bed to a back needle bed for yarn padding and looping to form a missed stitch prevention layer 3, knitting the missed stitch prevention layer 3 from the front needle bed to the back needle bed for looping knitting, wherein a transition tissue chain block does not participate in yarn padding and looping, and only carries out needle back yarn padding;

at least one guide bar is utilized to alternately pad yarn and form a filling plush layer 4 in a front needle bed and a back needle bed in turn, a coil with certain shape and size is upwards formed when the filling plush layer 4 is knitted, and the top of the coil is connected with a jacquard part of the miss jacquard layer 2;

the sub-base layer 5 is formed by at least one guide bar which is sequentially laid with yarns and looped on a back needle bed.

[ for easy understanding, the embodiment of the present invention takes crossed diamond line jacquard as an example ]

Example 1

Referring to fig. 1 to 6, the invention provides a closure-tongue miss-stitch-prevention plush jacquard sandwich mesh fabric, and the closure-tongue miss-stitch-prevention plush jacquard sandwich mesh fabric in the embodiment is woven by a double-needle-bed high-speed warp knitting machine, and comprises a miss-stitch jacquard layer 2, a miss-stitch prevention layer 3, a filling plush layer 4 and a bottom base layer 5.

S1, setting a guide bar: a warp knitting machine for knitting comprising 5 guide bars, 6 guide bars being sequentially set from a front needle bed to a rear needle bed as a first ground guide bar (hereinafter, GB 1), a second ground guide bar (hereinafter, GB 2), a closed-stitch preventing jacquard comb (hereinafter, GB 3), a fourth ground guide bar (hereinafter, GB 4), and a fifth ground guide bar (hereinafter, GB 5);

s2, threading by a guide bar: both GB1 and GB2 carry out threading in a mode of 3 threading and 9 emptying, namely 9 positions are left after each 3 yarns are threaded, and then the circulating threading is continued; threading is carried out in a full-threading mode in GB3, GB4 and GB 5;

s3 knitting:

GB 1: warping P-DTY30D/24F white low elastic light net (33 Dtex/24) yarn, 117 yarns for each pan head of 4 pan heads, gear let-off amount 1120 mm/wax, warp knitting basic tissue 1-0/1-1/1-2/2-2/2-3/3-3/3-4/4-4/4-5/5-5/5-6/6-6/6-6/6-6/6-6/6-6/6-6/6-6/6-6/6-6/6-6 6-6/6-5/5-5/5-4/4-4/4-3/3-3/3-2/2-2/2-1/1-1//, P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) content is about 2.029%, and GB1 is used as the first layer of yarn;

GB 2: warping P-DTY30D/24F white low elastic light net (33 dTEX/24F) yarn, 117 yarns of each pan head of 4 pan heads, gear let-off amount 1120 mm/wax, warp knitting basic tissue 10-11/10-10/10-9/9-9/9-8/8-8/8-7/7-7/7-6/6-6/6-5/5-5/5-4/4-4/4-3/3-3/3-2/2-2/2-1/1-1/1-0/1-1/1-2/2-2/2-3/3-3/3-4/4-4/4-5/5-5/5-6/6-7/7-7/7-8/8-8/8-9/9-9/9-10/10-10//, the content of a P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) accounts for about 2.029%, and GB2 is used as a second layer of yarn;

GB1, GB2 are located in drop stitch jacquard layer 2 and change the warp satin weave to carry out jacquard weave line, and the looping part: change of warp satin weave, weft insertion part: only provides the guide bar shogging transition function in the actual weaving and does not participate in the actual weaving. The face jacquard only comprises GB1 and GB2 to form a drop stitch jacquard layer 2, only a jacquard part participates in yarn laying and looping during weaving, the rest part of guide bar yarn laying is missing, and large-area drop stitches are formed by stitch shedding, and the basic reason for the generation is that new yarns are not correctly laid on the stitches and the stitches are moved during looping.

GB 3: warping P-DTY75D/72F semi-bright white low-elasticity light net yarn, carrying out 1750 mm/wax yarn feeding amount of gears for each pan head 468 yarns of 4 pan heads, carrying out warp knitting on basic tissues 2-2/1-0/0-0/1-2//, wherein the content of the P-DTY75D/72F semi-bright white low-elasticity light net accounts for about 31.699%, and using GB3 as a third layer of yarn;

GB3 is taken as the third layer yarn, the guide bar is knitted from the front needle bed to the back needle bed to carry out yarn laying and looping to form a warp knitting warp flat stitch 2-2/1-0/0-0/1-2// the warp knitting flat stitch is formed by looping part of the warp flat stitch, the weft insertion part is a transition chain block, and the transition function of the guide bar shogging is only provided during the knitting and does not participate in the actual knitting. (ii) a

It should be noted that, in this embodiment, since the yarn of GB4 runs the double-bed yarn and the loop is knitted from the back needle bed to the front needle bed, when the face chaining stitch movement is performed, the yarn on the new pad overlaps the latch to form the latch, the yarn cannot be dropped into the needle opening again, and the yarn used in GB4 is loose and flexible, and when the yarn is laid, the yarn guide needle swings backward to take the yarn of GB4 through the space between the needles to the final position. Because the GB4 yarn is loose and soft, the downward pulling force is small, the yarn coil is lengthened, the latch influenced by the latch closing prevention device cannot be pulled out within a specific time, the doffing cannot be smoothly completed, when the yarn is lowered to the lowest position, the new yarn forms a coil with a certain shape and size, meanwhile, the new coil is pulled to the needle back under the action of the pulling mechanism, and the latch is sleeved by the yarn on the new pad to form the latch closing. Easily cause the cotton yarn to form miss stitch defects. On the basis of the analysis, a closing prevention latch jacquard comb GB3 is added on a front needle bed, the front needle bed transits to a back needle bed from the warp direction and carries out loop knitting, weft insertion process knitting of 2-2/0-0// is carried out on the face, the characteristic that weft insertion tissues do not participate in yarn padding and loop knitting and the characteristic that needle back yarn padding are only carried out are utilized, excessive traction is carried out, the front needle bed yarn transits to the back needle bed, the front needle bed yarn drives GB4 to carry out loop releasing together during the loop releasing, the traction force breaks through the influence of a closing prevention latch device during the loop releasing, the loop releasing is successfully completed within a specific time, the GB3 after the loop releasing does not participate in the yarn padding and loop knitting by utilizing the weft insertion process on the face of a leakage prevention needle layer 3, the characteristic that the needle back yarn is only carried out, the cross sliding transition effect of a hackle is only provided during the actual knitting, the new yarn forms a coil with a certain shape and size when the GB4 yarn descends to the lowest position, meanwhile, the new coil is pulled to the needle back under the action of the traction mechanism to complete the normal looping process, thereby solving the problem of needle tongue closing.

GB 4: warping P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) yarns, 468 yarns of each pan head of 4 pan heads, setting the gear let-off quantity to be 6300 mm/wax, warp knitting basic tissues to be 2-1/2-3/1-2/1-0//, the content of the P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) to be about 45.647 percent, and GB4 serving as a fourth layer of yarns;

GB4 warp knitting double needle bed process 2-1/2-3/1-2/1-0// in front needle bed and back needle bed alternately lapping and looping, in face warp knitting chain stitch 2-1/1-2// performing looping process knitting, in base layer warp knitting velvet stitch 1-0/2-3// performing looping process knitting.

GB 5: warping SP-70D spandex semi-gloss yarn, wherein 4 pan heads are each provided with 468 yarns, the warp feeding amount of a gear is 1100 mm/wax, a warp-knitting basic structure is 0-0/1-2/2-2/1-0//, the content of the SP-70D spandex semi-gloss yarn accounts for about 18.597%, and GB5 is used as a fifth layer yarn;

GB5 is fifth layer yarn, the guide bar carries on the yarn laying and the loop formation to form the warp knitting warp plain weave 0-0/1-2/2-2/1-0/the loop part walks the warp plain weave in the warp knitting plain weave, the part of laying in latitude is the transition chain block, only provide the transition function of guide bar shogging in weaving and do not participate in the actual weaving;

it is noted that in the present embodiment, the weft insertion process knitting of GB5 at the face warp knitting weft insertion organization 0-0/2-2// only provides the guide bar shogging transition effect in the actual knitting and does not participate in the actual knitting. The warp knitting warp flat structure of the bottom base layer is 1-2/1-0// the knitting process is carried out. And GB3 knitting on the bottom layer by warp knitting warp flat structure 1-0/1-2// performing knitting process. GB3 and GB5 have two guide bars which adopt opposite directions of yarn laying movement, so that the loop extending lines formed by the two guide bars are in two opposite directions, and the two sides of the loop are balanced and in a vertical state, therefore, the bottom of the fabric forms a plain weave fabric in a V-shaped loop arrangement. The subbase layer can improve hand feeling and enrich jacquard effect by plain weave, homodromous plain weave, jacquard plain weave, mesh, gradual mesh and the like according to design requirements.

Compared with the prior art, the anti-closing latch jacquard comb and the miss stitch plush filling comb are additionally arranged in the embodiment, the miss stitch part of the miss stitch jacquard layer 2 can be filled to form a plush layer with comfortable hand feeling, the filling plush layer 4 plays a role in raising the surface bottom connecting part, the area is connected with the miss stitch jacquard layer 2 and the base layer 5 to ensure that the sandwich mesh cloth is not delaminated, the beneficial effects of strong shape retention, strong 3D stereoscopic impression and the like are more outstanding, and the area can also control the warp let-off amount of the gear to come from adjusting the thickness of the filling plush layer 4.

Example 2

The invention provides a lint jacquard sandwich mesh fabric capable of preventing needle leakage of a closed needle tongue, which is woven by a jacquard warp knitting machine and comprises a missed needle jacquard layer 2, a missing needle prevention layer 3, a filling lint layer 4 and a base layer 5.

S1, setting a guide bar: a warp knitting machine for knitting comprises 5 guide bars, wherein the 5 guide bars are sequentially arranged as a first jacquard guide bar (hereinafter, JK 1-1), a second jacquard guide bar (hereinafter, JK 1-2), an anti-closing needle tongue jacquard guide bar (hereinafter, GB 3), a fourth ground guide bar (hereinafter, GB 4) and a fifth ground guide bar (hereinafter, GB 5) from a front needle bed to a back needle bed;

s2, threading by a guide bar: the JK1-1 and the JK1-2 are threaded in a mode that 1 thread penetrates 1 space, namely 1 position is reserved after each 1 thread penetrates and the yarn is continuously threaded circularly; GB3, GB4 and GB5 are threaded in a full-penetration mode;

s3 knitting:

JK 1-1: warping P-DTY150D/48F CD has light white low-elasticity light net yarns, each pan head has 256 yarns for 6 pan heads, the gear let-off amount is 2200 mm/wax gram, the jacquard basic tissue is 1-0/1-1/1-2/1-1//, the P-DTY150/48F CD has light white low-elasticity light net content accounting for about 22.688%, and JK1-1 is used as a first layer of yarn;

JK 1-2: warping P-DTY150D/48F CD has light white low-elasticity light net yarns, each pan head has 256 yarns for 6 pan heads, the gear let-off amount is 2200 mm/wax gram, the jacquard basic tissue 1-0/1-1/1-2/1-1//, the P-DTY150D/48F CD has light white low-elasticity light net content accounting for about 22.688%, and JK1-2 is used as a second layer of yarns;

GB 3: warping P-DTY75D/72F semi-bright white low-elasticity light net yarn, wherein 512 yarns are wound on each of 6 pan heads, the let-off amount of a gear is 1750 mm/wax, a warp knitting basic structure is 2-2/1-0/0-0/1-2//, the P-DTY75D/72F semi-bright white low-elasticity light net yarn accounts for about 18.047%, and GB3 is used as a third layer of yarn;

GB 4: warping P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) yarns, 512 yarns for each pan head of 6 pan heads, setting the gear let-off quantity to be 6300 mm/wax, warp knitting basic tissues to be 1-0/2-1/2-3/1-2//, the content of the P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) to be about 25.988 percent, and GB4 serving as a fourth layer of yarns;

GB 5: SP-70D spandex half-gloss yarn, 512 yarns of 6 pan heads, 1100 mm/wax of gear let-off amount, 0-0/1-2/2-2/1-0//, SP-70D spandex half-gloss content of 10.588% or so, and GB5 as a fifth layer yarn.

JK1-1 and JK1-2 are used for carrying out jacquard design on a first layer of yarn and a second layer of yarn and a miss stitch plush jacquard layer, and JK1-1 and JK 1-2: the jacquard basic structure 1-0/1-1/1-2/1-1//, and jacquard layer pattern effect is designed at random on the front needle bed lapping by combining with a jacquard offset signal.

In the jacquard shoe type, the unique advantages of a double-needle bed jacquard warp knitting machine are utilized to design the diversified shoe type jacquard effect by combining the characteristic of the diversity of 2 half-machine number jacquard guide bars and the change of multi-guide bar empty threading. Weave stitch 2-1/1-2//, in the face in combination with the jacquard needle offset signal; walk through plain 1-0/1-2//, in combination with a jacquard needle deflection signal, on the face; travel across the face in conjunction with the jacquard offset signal 1-0/2-3//; combining with a jacquard needle offset signal to freely design the pattern lines of the shoe-shaped drop stitch jacquard layer 2 on the facial step pad tissue 1-0/1-1/2-2/1-1//, by utilizing the characteristics among tissues. .

The warp feeding amount required by different signals is inconsistent by combining jacquard needle offset signals, a warp knitting unique warp feeding system is used for yarn warp feeding amount compensation, and a creel passive warp feeding part can accurately master the tension of each yarn, so that the tension adjusting machine of a jacquard comb is more flexible, and the jacquard effect of the jacquard comb is enriched; the pan head positive let-off part can realize higher speed, and the production efficiency is improved; the change of the let-off quantity is convenient and rapid, and the change of the let-off change gear is not needed.

Example 3

S1, setting a guide bar: a warp knitting machine for knitting comprises 7 guide bars, wherein the 7 guide bars are sequentially arranged as a first jacquard half-machine number guide bar (hereinafter, JK 1-1), a second jacquard half-machine number guide bar (hereinafter, JK 1-2), a third jacquard half-machine number guide bar (hereinafter, JK 2-1), a fourth jacquard half-machine number guide bar (hereinafter, JK 2-2), an anti-closing needle tongue jacquard comb (hereinafter, GB 5), a fourth ground guide bar (hereinafter, GB 6) and a fifth ground guide bar (hereinafter, GB 7);

s2, threading by a guide bar: the JK1-1, the JK1-2, the JK2-1 and the JK2-2 are threaded in a mode that 1 thread is threaded and 1 space is reserved, namely 1 position is reserved after each 1 thread is threaded, and the yarn is threaded continuously and circularly; GB3, GB4 and GB5 are threaded in a full-penetration mode;

s3 knitting:

JK 1-1: warping P-DTY150D/48F CD has light white low-elasticity light net yarns, each pan head of 1 pan head has 1536 yarns, the gear let-off amount is 2200 mm/wax gram, the jacquard basic tissue is 1-0/1-0/1-2/1-2//, the P-DTY150D/48F CD has the light white low-elasticity light net content accounting for about 15.607%, and JK1-1 is used as a first layer of yarns;

JK 1-2: warping P-DTY150D/48F CD has light white low-elasticity light net yarns, each pan head of 1 pan head has 1536 yarns, the gear let-off amount is 2200 mm/wax gram, the jacquard basic tissue is 1-0/1-0/1-2/1-2//, the P-DTY150D/48F CD has the light white low-elasticity light net content accounting for about 15.607%, and JK1-2 is used as a second layer of yarns;

JK 2-1: warping P-DTY150D/48F semi-light environment-friendly low-elasticity light net (recycle) yarns, wherein each pan head 1536 yarns are arranged at 1 pan head, the gear let-off quantity is 2200 mm/wax gram, the jacquard basic tissue 1-0/1-0/1-2/1-2//, the content of the P-DTY150D/48F semi-light environment-friendly low-elasticity light net (recycle) accounts for about 15.607%, and JK2-1 is used as a third layer of yarns;

JK 2-2: warping P-DTY150D/48F semi-light environment-friendly low-elasticity light net (recycle) yarns, wherein each pan head 1536 yarns are arranged at 1 pan head, the gear let-off quantity is 2200 mm/wax gram, the jacquard basic tissue is 1-0/1-0/1-2/1-2//, the content of the P-DTY150D/48F semi-light environment-friendly low-elasticity light net (recycle) accounts for about 15.607%, and JK2-1 is used as a fourth layer of yarns;

JK1-1, JK1-2, JK2-1 and JK2-2 are used for carrying out jacquard design on a first layer of yarn, a second layer of yarn, a third layer of yarn and a fourth layer of yarn on a miss-stitch plush jacquard layer, and JK1-1, JK1-2, JK2-1 and JK 2-2: and (3) walking jacquard basic structures 1-0/1-0/1-2/1-2//, and randomly designing the pattern effect of the miss-stitch jacquard layer 2 on the front and rear needle bed lapping in combination with jacquard needle offset signals.

In the jacquard shoe type, the unique advantages of a double-needle bed jacquard warp knitting machine are utilized to design the diversified shoe type jacquard effect by combining the characteristics of 4 half-machine number jacquard guide bar deviation signals with the multi-guide bar empty threading change. Weave stitch 2-1/1-2//, in the face in combination with the jacquard needle offset signal; walk through plain 1-0/1-2//, in combination with a jacquard needle deflection signal, on the face; travel across the face in conjunction with the jacquard offset signal 1-0/2-3//; tissue 1-0/1-1/2-2/1-1//, in combination with a jacquard needle deflection signal, in the facial defect pad; repeat at face 2-0/1-3//, in conjunction with a jacquard needle deflection signal; repeat at face 2-0/2-0//, in conjunction with a jacquard needle deflection signal; the pattern lines of the shoe-shaped drop stitch jacquard layer 2 are designed at will by utilizing the characteristics among all the tissues.

GB 5: warping P-DTY75D/72F semi-bright white low-elasticity light net yarns, wherein each pan head of 6 pan heads has 512 yarns, the let-off amount of a gear is 1750 mm/wax, the warp-knitting basic tissue is 2-2/1-0/0-0/1-2//, and the content of the P-DTY75D/72F semi-bright white low-elasticity light net accounts for about 12.414%;

GB 6: warping P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) yarns, 512 yarns for each pan head of 6 pan heads, setting the gear let-off quantity at 6300 mm/wax, and warp-knitting basic organization 1-0/2-1/2-3/1-2//, wherein the content of the P-DTY30D/24F white low-elasticity light net (33 dTEX/24F) is about 17.877%;

GB 7: SP-70D spandex half-gloss yarn, 512 yarns for each pan head of 6 pan heads, 1100 mm/wax of gear let-off amount, 0-0/1-2/2-2/1-0//, of warp knitting basic structure, and the content of SP-70D spandex half-gloss yarn is about 7.283%.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims

1. The utility model provides a prevent closing latch miss stitch pile jacquard weave sandwich screen cloth, includes the screen cloth body, its characterized in that: this screen cloth body is including drop stitch jacquard weave layer, leak protection needle layer, packing pile layer, subbase, wherein:

the leak-proof needle layer is of a layered structure formed by yarns, is downwards connected to the base layer to prevent the needle latch from closing, so that the filling plush layer forms good filling plush on the part of the leak-proof needle jacquard layer;

2. The anti-drop stitch plush jacquard sandwich mesh fabric as claimed in claim 1, wherein: the drop stitch jacquard layer is a plurality of linear patterns formed by yarns.

3. The anti-drop stitch plush jacquard sandwich mesh fabric as claimed in claim 1, wherein: the drop stitch jacquard layer is a plurality of block-shaped patterns formed by yarns.

4. The anti-drop stitch plush jacquard sandwich mesh fabric as claimed in claim 1, wherein: the miss jacquard layer is a plurality of combined patterns consisting of linear patterns and blocks and formed by yarns.

5. The plush jacquard sandwich mesh fabric for preventing the missing stitch of the closed stitch tongue as claimed in any one of claims 2 to 4, wherein: the drop stitch jacquard layer is connected with the filling pile layer in a looping way.

6. The plush jacquard sandwich mesh fabric for preventing the missing stitch of the closed stitch tongue as claimed in any one of claims 1 to 5, wherein: the method comprises the following steps:

weaving: utilizing at least two guide bars to carry out variable warp satin weaving on a front needle bed to form a drop stitch jacquard layer; knitting at least one guide bar to a back needle bed in a front needle bed to carry out yarn laying and looping to form a missed stitch prevention layer; at least one guide bar is utilized to alternately pad yarns in the front needle bed and the back needle bed in turn to form a filling plush layer; at least one guide bar is used for sequentially laying yarn on a back needle bed to form a bottom base layer in a loop mode.

7. The method of manufacturing according to claim 6, wherein: when the drop stitch jacquard layer is knitted, only the jacquard part participates in the yarn laying and looping, the rest part of guide bar yarn laying is lost, and the loops fall off to form a large-area drop stitch.

8. The method of manufacturing according to claim 7, wherein: the anti-missing needle layer is knitted from the front needle bed to the back needle bed and is knitted in a loop, the transitional tissue chain block does not participate in yarn laying and loop forming, and only the yarn laying of the needle back is carried out.

9. The method of manufacturing according to claim 8, wherein: when the filling pile layer is knitted, a coil with a certain shape and size is formed upwards, and the top of the coil is connected with the jacquard part of the miss jacquard layer in a looping manner.