CN211771873U

CN211771873U - E28 merchant card double needle bar warp knitting net cloth

Info

Publication number: CN211771873U
Application number: CN201921964096.8U
Authority: CN
Inventors: 石建良; 郑志树; 陈宝惠
Original assignee: Fujian Ruihong Jiaka Industrial Co ltd
Current assignee: Fujian Ruihong Jiaka Industrial Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-10-27
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a two needle bar warp knitting net cloth of E28 merchant card, adopt nine sley bars to combine to weave on E28 merchant card warp knitting machine, nine sley bars are only in the conventional sley bars GB1 of front needle bar weaving regular loop structure behind the machine to the machine respectively, GB2, can weave the merchant card sley bar JB3, JB4, JB5, JB6 of irregular flower type structure at front and back needle bar, only weave regular structure's conventional sley bar GB7, GB8, GB9 at back needle bar, merchant card sley bar adopts the creel to send yarn volume technical scheme freely, the preparation obtains soft handle, fine and smooth, good resilience, good wrapping performance's merchant card two needle bar warp knitting net cloth, avoided current screen cloth too hard very stiff, problem such as coarse, be applicable to the application of trades such as shoes clothes, house, car.

Description

E28 merchant card double needle bar warp knitting net cloth

Technical Field

The utility model relates to a textile material field especially relates to a E28 merchant card double needle bar warp knitting screen cloth.

Background

Jacquard mesh is a kind of warp knitting jacquard mesh, thick tissues, thin tissues, mesh tissues and the mutual combination of the thick tissues, the thin tissues and the mesh tissues are usually formed on the fabric by utilizing the offset of a jacquard needle, the jacquard mesh has richer pattern changes, a formed vamp knitted by utilizing the jacquard warp knitting technology is the mainstream of the market sports and leisure vamp, the pattern and the color of the product can be knitted in multiple layers, the jacquard mesh is widely popular in the market, and the trend of function superposition and deep development on the basis of the jacquard mesh is realized. With the development of warp knitting jacquard technology, the requirement of brand design on jacquard products is higher and higher, consumers expect the jacquard products with better comfort, and front-end brand design and terminal consumers put forward higher requirements on the performances of jacquard mesh cloth in product hand feeling, middle layer resilience and the like in the current popularization and development.

Chinese patent publication No. CN108589013A relates to a thick needle color-developing jacquard mesh fabric, which comprises a mesh fabric body integrally woven by a double-needle bed double-jacquard warp knitting machine, wherein the mesh fabric body is provided with a surface layer, a bottom layer and a connecting yarn for connecting the surface layer and the bottom layer, and jacquard patterns are formed on the surface layer and/or the bottom layer, and the jacquard patterns are integrally woven by 500D to 1500D jacquard yarns. The jacquard patterns are 500D-1500D jacquard yarns, the yarns are designed to be thickened, the patterns are clearer, the shape retention is good, the wear resistance is good, meanwhile, the fabric has the advantages of being rough and has better stereoscopic impression, and the fabric is suitable for being used in vamps. The method for manufacturing the coarse needle color-developing jacquard mesh cloth adopts a double-needle bed double-jacquard warp knitting machine to integrally knit the surface layer, the bottom layer and the jacquard patterns, has the advantage of high processing efficiency, and ensures the integral stability of the fabric by connecting the surface layer and the bottom layer into a whole through connecting yarns.

Chinese patent publication No. CN104975430B discloses a method for preparing jacquard sandwich cloth with reversed surface lapping, which is prepared by using a double-needle bed sandwich cloth warp knitting machine, and comprises the following steps: 1) reverse lapping weave; 2) redefining basic organizations of the jacquard, and designing two basic organizations; 3) designing patterns according to actual cloth sample requirements through colors, and drawing; 4) directly raising the pattern through a jacquard guide bar; 5) converting the designed pattern into an effect of a simulation graph, and continuously modifying the pattern through the simulation graph; 6) and after the pattern design is finished, making a finished fabric. Only two basic textures exist on the cloth surface, and when the jacquard pattern is designed, drawing is carried out only by two colors, namely the color (16) and the color (20), so that half of the color of the basic textures is reduced, and at least half of the design steps are reduced. Meanwhile, the surface reverse yarn-laying effect of the jacquard sandwich cloth is realized by utilizing a reverse yarn-laying process and a ground combing process.

Disclosure of Invention

The utility model aims to overcome the not enough of prior art, provide a E28 merchant card double needle bar warp knitting screen cloth. The utility model discloses a nine sley bars are combined and are woven on E28 merchant card warp knitting machine, nine sley bars are only weaving regular loop structure's conventional sley bar GB1, GB2 at the front needle bed respectively after going to the machine from the machine, can weave the merchant card sley bar JB3, JB4, JB5, JB6 of irregular flower type structure at the front and back needle bed, only weave regular structure's conventional sley bar GB7, GB8, GB9 at the back needle bed, merchant card sley bar adopts the creel to send yarn volume technical scheme freely, the preparation obtains soft feel, fine and smooth, good resilience, the merchant card double needle bed warp knitting screen cloth that the parcel nature is good, the current screen cloth has been avoided too stiff, problem such as coarse, be applicable to the application of trades such as shoes clothes, house, car.

The purpose of the utility model is realized through the following technical scheme:

an E28 jacquard double-needle bed warp knitting net cloth is prepared on a jacquard modified double-needle bed warp knitting machine with 28 needles per inch, the double-needle bed warp knitting machine mainly comprises a front needle bed, a rear needle bed, a jacquard guide bar and a double-layer creel, the jacquard double-needle bed warp knitting net cloth is knitted by nine guide bars, the nine guide bars are respectively knitted on the front needle bed and the rear needle bed by conventional guide bars GB1 and GB2 with regular circulation structures, the jacquard guide bars JB3, JB4, JB5 and JB6 with irregular pattern structures can be knitted on the front and rear needle beds, the conventional guide bars GB 387 5, GB8 and GB9 with regular structures are knitted on the rear needle bed only, and the preparation process of the E28 jacquard double-needle bed warp knitting net cloth comprises the following steps: (1) preparing high-strength and high-tensile fine yarn density yarn: the yarn strength is 5.1-15 cN/dtex, the elongation at break is 13-30%, the density of multifilament chemical fiber filament is 0.3-1.2D/F, the density of monofilament chemical fiber filament is 10-40D, the yarns used by the conventional guide bars GB1, GB2, GB7, GB8 and GB9 are provided by series pan heads which are subjected to a warping process, and the yarns used by the jacquard guide bars JB3, JB4, JB5 and JB6 are directly provided by yarn drums on a double-layer creel. (2) Arranging a creel and a yarn cylinder: the creel is placed in batching rod one side, and the creel size is: the length is 3-5 m, the width is 5-7 m, the height is 2-5 m, and the whole yarn frame is divided into two layers as a boundary at the height of 1-2.5 m; the creel direction of height sets up the telescopic link that can put a yarn section of thick bamboo 10 ~ 16 rows from up down, and 6 ~ 10 yarn sections can be placed along creel length direction to every row of telescopic link, and 35 ~ 50 yarn sections can be placed along the width direction to every row of telescopic link, combines technology decorative pattern needs, the creel can be placed yarn section of thick bamboo quantity and is 2100 ~ 8000. (3) And (3) a weaving process: according to the process requirements, the conventional guide bars GB1, GB2, GB7, GB8 and GB9 respectively connect and guide the yarns from the pan heads on the corresponding warp beams to the knitting needles, and the jacquard guide bars JB3, JB4, JB5 and JB6 directly connect and guide the yarns from the yarn cylinders on the corresponding creels to the knitting needles; guide yarns connected with the conventional guide bars GB1, GB2, GB7, GB8, GB9 and jacquard guide bars JB3 and JB6 are multifilament chemical fiber filaments, and guide yarns connected with the jacquard guide bars JB4 and JB5 are monofilament chemical fiber filaments; the conventional guide bars GB1 and GB2 and the jacquard guide bars JB3, JB4, JB5 and JB6 in the guide bar shogging mechanism guide yarns to be woven into a fabric on the front needle bed, wherein the conventional guide bars GB1 and GB2 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular mesh structure according to pattern process requirements, and the fabric surface layers formed by the six guide bars on the front needle bed have relatively compact density; the conventional guide bars GB7, GB8, GB9 and jacquard guide bars JB3, JB4, JB5 and JB6 guide yarns to be woven into a fabric on a back needle bed, wherein the conventional guide bars GB7, GB8 and GB9 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular or regular mesh structure according to pattern process requirements, and a fabric surface layer formed by the seven guide bars on the back needle bed is compact and thick; the jacquard guide bars JB3, JB4, JB5 and JB6 reciprocate between the front needle bed and the back needle bed for yarn laying movement, wherein the main patterns of the multifilament chemical fiber filaments guided by the jacquard guide bars JB3 and JB6 change on the surface layer of the yarn, and the main supporting function of the monofilament chemical fiber filaments guided by the jacquard guide bars JB4 and JB5 is played on the middle layer.

Further, in the step (3), regular and flat base fabrics are respectively formed on the front needle bed and the back needle bed by the conventional guide bars GB1, GB2, GB7, GB8 and GB9, and the loops formed by knitting the guide yarns at the positions represented by the patterns on the fabric surfaces of the front needle bed and the back needle bed by the jacquard guide bars JB3, JB4, JB5 and JB6 are superposed on the base fabric formed by the conventional guide bars to present irregular solid patterns; the multifilament chemical fiber filaments guided by jacquard guide bars JB3 and JB6 are laid on the front and back needle beds in a reciprocating motion to form a fluffy and soft middle layer; the monofilament chemical fiber filaments guided by jacquard guide bars JB4 and JB5 are laid on the front and back needle beds in a reciprocating motion to form a vertical and stiff middle layer.

Furthermore, the yarns guided by the jacquard guide bars JB3, JB4, JB5 and JB6 are directly taken from yarn cylinders on a creel, the yarn feeding amount is not limited by the traversing amount, the yarn feeding amount required by the regular areas of the fabric is consistent, the yarn feeding amount required by the irregular pattern areas is different, and the specific yarn feeding amount of the pattern areas is freely extracted from the creel through a tension mechanism according to the pattern size during weaving.

Further, the jacquard bars JB3, JB6 are full of multifilament chemical fiber filaments, and when knitting non-pattern areas, the jacquard bar JB3 is knitted only on the front needle bed, the jacquard bar JB3 is sandwiched between the conventional bars GB1, GB2 loop columns and the spread lines in a floating line form in the longitudinal direction, and the jacquard bar JB3 swings between the needles along the track: 0-0/1-1//; jacquard bar JB6 is knitted only on the back needle bed, jacquard bar JB6 is sandwiched in floating fashion longitudinally between conventional bars GB7, GB8, GB9 loop columns and spreader wires, and jacquard bar JB6 has a swing trajectory between the needles: 1-1/2-2//.

Furthermore, the jacquard guide bars JB3 and JB6 are full of multifilament chemical fiber filaments, when knitting a pattern region, the jacquard guide bars JB3 and JB6 are knitted on the front and back needle beds, loops are formed on the surfaces of the two needle bed fabrics, when knitting the middle layer, the distance between the front and back needle beds is 2-7mm, the yarn feeding amount drawn from the creel is large, the multifilament chemical fiber filaments are connected with the two needle bed fabrics by fluffy lines, and the swinging track of the jacquard guide bars JB3 between needles in the longitudinal and transverse directions is as follows: 1-1-1-2/2-3-3-4//, jacquard guide bar JB4 has a swing track between needles in the longitudinal and transverse directions: 2-2-2-3/3-4-4-5//.

Further, said jacquard bars JB4, JB5 are full of monofilament chemical fiber filaments, and when knitting non-pattern areas, the jacquard bar JB3 is knitted only on the front needle bed, the jacquard bar JB3 is sandwiched between the conventional bars GB1, GB2 loop columns and the spread lines in the form of floating threads in the longitudinal direction, and the swing trajectory of the jacquard bar JB3 between the needles is: 0-0/1-1//; jacquard bar JB6 is knitted only on the back needle bed, jacquard bar JB6 is sandwiched in floating fashion longitudinally between conventional bars GB7, GB8, GB9 loop columns and spreader wires, and jacquard bar JB6 has a swing trajectory between the needles: 1-1/2-2//.

Furthermore, the jacquard guide bars JB4, JB5 are full of monofilament chemical fiber filaments, and when knitting a pattern region, the jacquard guide bars JB4, JB5 are knitted on both the front and back needle beds to form loops on the surfaces of the two needle bed fabrics, and the two needle bed fabrics are connected by a straight line in the middle layer, and the jacquard guide bar JB4 has a cross-needle swing trajectory: 1-2-2-1/1-2-2-1//, the jacquard guide bar JB5 has the following inter-needle swing track along the longitudinal and transverse directions: 2-3-3-2/2-3-3-2//.

Further, the conventional guide bars GB1 and GB2 are knitted only on the front needle bed in a one-space-one-pass manner, the conventional guide bar GB1 is threaded on odd needles, the conventional guide bar GB2 is threaded on even needles, and the swing path between the conventional guide bar GB1 needles is: 0-1//, the conventional guide bar GB2 swing track between needles is: 1-2//.

Further, the conventional guide bars GB7, GB8 and GB9 are knitted only on the back needle bed, the threading mode is two-empty-one-threading, the stitches formed by the conventional guide bars GB7, GB8 and GB9 do not overlap with each other, and the swing track between the needles of the conventional guide bar GB7 is: 0-1/1-0//, the conventional guide bar GB8 swing track is: 1-2/2-1//, the conventional guide bar GB9 inter-needle swing track is: 2-3/3-2//.

Furthermore, the density of the front and back needle bed fabrics is 1500-2000 coils/cm²。

Compared with the prior art, the utility model discloses the beneficial effect who produces is: (1) the integral E28 jacquard double-needle bed warp-knitted mesh fabric has the touch effects of fine visual sense of texture and soft hand feeling; (2) when receiving pressure, the atress position undercut, the depth of concavity is directly proportional with pressure intensity, forms sunken circle in pressure intensity central point, and after removing pressure, the sunken position can slowly kick-back, and through many times (6000 above), long-time (more than 3 months) test, the resilience performance still can keep more than 80%.

Drawings

FIG. 1 is a structural diagram of a warp knitted fabric with two needle beds according to the embodiment of the present invention, E28; in the figure: the jacquard weaving method comprises the following steps of 1-jacquard guide bar JB3 guiding floating threads formed by weaving, 2-conventional guide bars GB1 and GB2 guiding base cloth formed by combined weaving of yarns, 3-jacquard guide bars JB4 and JB5 combined weaving to form a monofilament support layer, 4-jacquard guide bars JB3, JB4, JB5 and JB6 in a three-dimensional pattern which is overlapped on the base cloth at a front needle bed, 5-jacquard guide bars JB3 and JB6 guiding weaving to form a fluffy intermediate layer, 6-jacquard guide bars 3, JB4, JB5 and JB6 in a three-dimensional pattern which is overlapped on the base cloth at a rear needle bed, 7-jacquard guide bar JB6 guiding floating threads formed by weaving, and 8-conventional guide bars GB7, GB8 and GB9 guiding base cloth formed by combined weaving of yarns.

The purpose of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The present invention will be further described with reference to the following examples.

Example 1

An E28 jacquard double-needle bed warp knitting net cloth is prepared on a jacquard modified double-needle bed warp knitting machine with 28 needles per inch, the double-needle bed warp knitting machine mainly comprises a front needle bed, a rear needle bed, a jacquard guide bar and a double-layer creel, the jacquard double-needle bed warp knitting net cloth is knitted by nine guide bars, the nine guide bars are respectively knitted on the front needle bed and the rear needle bed by conventional guide bars GB1 and GB2 with regular circulation structures, the jacquard guide bars JB3, JB4, JB5 and JB6 with irregular pattern structures can be knitted on the front and rear needle beds, the conventional guide bars GB 387 5, GB8 and GB9 with regular structures are knitted on the rear needle bed only, and the preparation process of the E28 jacquard double-needle bed warp knitting net cloth comprises the following steps: (1) preparing high-strength and high-tensile fine yarn density yarn: the yarn strength is 5.1-15 cN/dtex, the elongation at break is 13-30%, the density of multifilament chemical fiber filament is 0.3-1.2D/F, the density of monofilament chemical fiber filament is 10-40D, the yarns used by the conventional guide bars GB1, GB2, GB7, GB8 and GB9 are provided by series pan heads which are subjected to a warping process, and the yarns used by the jacquard guide bars JB3, JB4, JB5 and JB6 are directly provided by yarn drums on a double-layer creel. (2) Arranging a creel and a yarn cylinder: the creel is placed in batching rod one side, and the creel size is: the length is 3m multiplied by the width is 5m multiplied by the height is 3m, and the whole yarn frame is divided into double layers by a boundary at the height of 1 m; creel direction of height sets up the telescopic link that can put the yarn section of thick bamboo from up 10 rows down, and 6 yarn sections are placed along creel length direction to every row of telescopic link, and 35 yarn sections are placed along width direction to every row of telescopic link, combine technology decorative pattern needs, creel can place yarn section of thick bamboo quantity at 2100. (3) And (3) a weaving process: according to the process requirements, the conventional guide bars GB1, GB2, GB7, GB8 and GB9 respectively connect and guide the yarns from the pan heads on the corresponding warp beams to the knitting needles, and the jacquard guide bars JB3, JB4, JB5 and JB6 directly connect and guide the yarns from the yarn cylinders on the corresponding creels to the knitting needles; guide yarns connected with the conventional guide bars GB1, GB2, GB7, GB8, GB9 and jacquard guide bars JB3 and JB6 are terylene DTY50D/72F, and guide yarns connected with the jacquard guide bars JB4 and JB5 are 30D terylene monofilaments; the conventional guide bars GB1 and GB2 and the jacquard guide bars JB3, JB4, JB5 and JB6 in the guide bar shogging mechanism guide yarns to be woven into a fabric on the front needle bed, wherein the conventional guide bars GB1 and GB2 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular mesh structure according to pattern process requirements, and the fabric surface layers formed by the six guide bars on the front needle bed have relatively compact density; the conventional guide bars GB7, GB8, GB9 and jacquard guide bars JB3, JB4, JB5 and JB6 guide yarns to be woven into a fabric on a back needle bed, wherein the conventional guide bars GB7, GB8 and GB9 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular or regular mesh structure according to pattern process requirements, and a fabric surface layer formed by the seven guide bars on the back needle bed is compact and thick; the jacquard guide bars JB3, JB4, JB5 and JB6 reciprocate between the front needle bed and the back needle bed for yarn laying movement, wherein the main patterns of the multifilament chemical fiber filaments guided by the jacquard guide bars JB3 and JB6 change on the surface layer of the yarn, and the main supporting function of the monofilament chemical fiber filaments guided by the jacquard guide bars JB4 and JB5 is played on the middle layer.

Furthermore, the jacquard guide bars JB3, JB6 are full of multifilament chemical fiber filaments, when knitting a pattern region, the jacquard guide bars JB3, JB6 are knitted on both the front and back needle beds to form loops on the surfaces of the two needle bed fabrics, when knitting the middle layer, the distance between the front and back needle beds is 2mm, the yarn feeding amount drawn from the creel is large, the multifilament chemical fiber filaments connect the two needle bed fabrics by a fluffy line, and the jacquard guide bars JB3 swing between needles in the longitudinal and transverse directions according to the following trajectory: 1-1-1-2/2-3-3-4//, jacquard guide bar JB4 has a swing track between needles in the longitudinal and transverse directions: 2-2-2-3/3-4-4-5//.

Further, the stitch density of the front needle bed fabric and the back needle bed fabric is 1500 stitches/cm²。

Example 2

An E28 jacquard double-needle bed warp knitting net cloth is prepared on a jacquard modified double-needle bed warp knitting machine with 28 needles per inch, the double-needle bed warp knitting machine mainly comprises a front needle bed, a rear needle bed, a jacquard guide bar and a double-layer creel, the jacquard double-needle bed warp knitting net cloth is knitted by nine guide bars, the nine guide bars are respectively knitted on the front needle bed and the rear needle bed by conventional guide bars GB1 and GB2 with regular circulation structures, the jacquard guide bars JB3, JB4, JB5 and JB6 with irregular pattern structures can be knitted on the front and rear needle beds, the conventional guide bars GB 387 5, GB8 and GB9 with regular structures are knitted on the rear needle bed only, and the preparation process of the E28 jacquard double-needle bed warp knitting net cloth comprises the following steps: (1) preparing high-strength and high-tensile fine yarn density yarn: the yarn strength is 5.1-15 cN/dtex, the elongation at break is 13-30%, the density of multifilament chemical fiber filament is 0.3-1.2D/F, the density of monofilament chemical fiber filament is 10-40D, the yarns used by the conventional guide bars GB1, GB2, GB7, GB8 and GB9 are provided by series pan heads which are subjected to a warping process, and the yarns used by the jacquard guide bars JB3, JB4, JB5 and JB6 are directly provided by yarn drums on a double-layer creel. (2) Arranging a creel and a yarn cylinder: the creel is placed in batching rod one side, and the creel size is: the length is 4m multiplied by the width is 6m multiplied by the height is 4m, and the whole yarn frame is divided into double layers as a boundary at the height of 1.8 m; creel direction of height is from up setting up 12 rows of telescopic links that can put a yarn section of thick bamboo down, and 8 yarn sections are placed along creel length direction to every row of telescopic link, and 40 yarn sections are placed along width direction to every row of telescopic link, combine technology decorative pattern needs, creel can place yarn section of thick bamboo quantity 3840. (3) And (3) a weaving process: according to the process requirements, the conventional guide bars GB1, GB2, GB7, GB8 and GB9 respectively connect and guide the yarns from the pan heads on the corresponding warp beams to the knitting needles, and the jacquard guide bars JB3, JB4, JB5 and JB6 directly connect and guide the yarns from the yarn cylinders on the corresponding creels to the knitting needles; guide yarns connected with the conventional guide bars GB1, GB2, GB7, GB8, GB9 and jacquard guide bars JB3 and JB6 are terylene DTY50D/144F, and guide yarns connected with the jacquard guide bars JB4 and JB5 are 20D terylene monofilaments; the conventional guide bars GB1 and GB2 and the jacquard guide bars JB3, JB4, JB5 and JB6 in the guide bar shogging mechanism guide yarns to be woven into a fabric on the front needle bed, wherein the conventional guide bars GB1 and GB2 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular mesh structure according to pattern process requirements, and the fabric surface layers formed by the six guide bars on the front needle bed have relatively compact density; the conventional guide bars GB7, GB8, GB9 and jacquard guide bars JB3, JB4, JB5 and JB6 guide yarns to be woven into a fabric on a back needle bed, wherein the conventional guide bars GB7, GB8 and GB9 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular or regular mesh structure according to pattern process requirements, and a fabric surface layer formed by the seven guide bars on the back needle bed is compact and thick; the jacquard guide bars JB3, JB4, JB5 and JB6 reciprocate between the front needle bed and the back needle bed for yarn laying movement, wherein the main patterns of the multifilament chemical fiber filaments guided by the jacquard guide bars JB3 and JB6 change on the surface layer of the yarn, and the main supporting function of the monofilament chemical fiber filaments guided by the jacquard guide bars JB4 and JB5 is played on the middle layer.

Further, the stitch density of the front and back needle bed fabrics is 1700 stitches/cm²。

Example 3

An E28 jacquard double-needle bed warp knitting net cloth is prepared on a jacquard modified double-needle bed warp knitting machine with 28 needles per inch, the double-needle bed warp knitting machine mainly comprises a front needle bed, a rear needle bed, a jacquard guide bar and a double-layer creel, the jacquard double-needle bed warp knitting net cloth is knitted by nine guide bars, the nine guide bars are respectively knitted on the front needle bed and the rear needle bed by conventional guide bars GB1 and GB2 with regular circulation structures, the jacquard guide bars JB3, JB4, JB5 and JB6 with irregular pattern structures can be knitted on the front and rear needle beds, the conventional guide bars GB 387 5, GB8 and GB9 with regular structures are knitted on the rear needle bed only, and the preparation process of the E28 jacquard double-needle bed warp knitting net cloth comprises the following steps: (1) preparing high-strength and high-tensile fine yarn density yarn: the yarn strength is 5.1-15 cN/dtex, the elongation at break is 13-30%, the density of multifilament chemical fiber filament is 0.3-1.2D/F, the density of monofilament chemical fiber filament is 10-40D, the yarns used by the conventional guide bars GB1, GB2, GB7, GB8 and GB9 are provided by series pan heads which are subjected to a warping process, and the yarns used by the jacquard guide bars JB3, JB4, JB5 and JB6 are directly provided by yarn drums on a double-layer creel. (2) Arranging a creel and a yarn cylinder: the creel is placed in batching rod one side, and the creel size is: the length is 5m multiplied by the width is 7m multiplied by the height is 5m, and the whole yarn frame is divided into double layers as a boundary at the height of 2.5 m; 16 rows of telescopic rods capable of placing yarn barrels are arranged from bottom to top in the height direction of the creel, 10 yarn barrels are placed along the length direction of the creel in each row of telescopic rods, 50 yarn barrels are placed along the width direction in each row of telescopic rods, the requirement of technological patterns is combined, and the number of the yarn barrels can be placed in the creel at 8000. (3) And (3) a weaving process: according to the process requirements, the conventional guide bars GB1, GB2, GB7, GB8 and GB9 respectively connect and guide the yarns from the pan heads on the corresponding warp beams to the knitting needles, and the jacquard guide bars JB3, JB4, JB5 and JB6 directly connect and guide the yarns from the yarn cylinders on the corresponding creels to the knitting needles; guide yarns connected with the conventional guide bars GB1, GB2, GB7, GB8, GB9 and jacquard guide bars JB3 and JB6 are terylene DTY50D/72F, and guide yarns connected with the jacquard guide bars JB4 and JB5 are 30D terylene monofilaments; the conventional guide bars GB1 and GB2 and the jacquard guide bars JB3, JB4, JB5 and JB6 in the guide bar shogging mechanism guide yarns to be woven into a fabric on the front needle bed, wherein the conventional guide bars GB1 and GB2 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular mesh structure according to pattern process requirements, and the fabric surface layers formed by the six guide bars on the front needle bed have relatively compact density; the conventional guide bars GB7, GB8, GB9 and jacquard guide bars JB3, JB4, JB5 and JB6 guide yarns to be woven into a fabric on a back needle bed, wherein the conventional guide bars GB7, GB8 and GB9 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular or regular mesh structure according to pattern process requirements, and a fabric surface layer formed by the seven guide bars on the back needle bed is compact and thick; the jacquard guide bars JB3, JB4, JB5 and JB6 reciprocate between the front needle bed and the back needle bed for yarn laying movement, wherein the main patterns of the multifilament chemical fiber filaments guided by the jacquard guide bars JB3 and JB6 change on the surface layer of the yarn, and the main supporting function of the monofilament chemical fiber filaments guided by the jacquard guide bars JB4 and JB5 is played on the middle layer.

Further, the stitch density of the front and back needle bed fabrics is 2000 stitches/cm²。

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.

Claims

1. An E28 Jacquard double-needle-bar warp-knitted mesh fabric, the E28 Jacquard double-needle-bar warp-knitted mesh fabric is prepared on a Jacquard modified double-needle-bar warp knitting machine with 28 needles per inch, the double-needle-bar warp knitting machine mainly comprises a front needle bar, a rear needle bar, a Jacquard guide bar and a double-layer creel, it is characterized in that nine guide bars are adopted for weaving, the nine guide bars are respectively the conventional guide bars GB1 and GB2 which only weave a regular circulation structure on the front needle bed from the machine to the machine, jacquard guide bars JB3, JB4, JB5, JB6 capable of knitting irregular pattern structure on front and back needle beds, conventional guide bars GB7, GB8, GB9 capable of knitting regular structure only on back needle bed, according to the process requirements, the conventional guide bars GB1, GB2, GB7, GB8 and GB9 respectively connect and guide the yarns from the pan heads on the corresponding warp beams to the knitting needles, and the jacquard guide bars JB3, JB4, JB5 and JB6 directly connect and guide the yarns from the yarn cylinders on the corresponding creels to the knitting needles; guide yarns connected with the conventional guide bars GB1, GB2, GB7, GB8, GB9 and jacquard guide bars JB3 and JB6 are multifilament chemical fiber filaments, and guide yarns connected with the jacquard guide bars JB4 and JB5 are monofilament chemical fiber filaments; the conventional guide bars GB1 and GB2 and the jacquard guide bars JB3, JB4, JB5 and JB6 in the guide bar shogging mechanism guide yarns to be woven into a fabric on the front needle bed, wherein the conventional guide bars GB1 and GB2 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular mesh structure according to pattern process requirements, and the fabric surface layers formed by the six guide bars on the front needle bed have relatively compact density; the conventional guide bars GB7, GB8, GB9 and jacquard guide bars JB3, JB4, JB5 and JB6 guide yarns to be woven into a fabric on a back needle bed, wherein the conventional guide bars GB7, GB8 and GB9 form a regular circulation structure, the jacquard guide bars JB3, JB4, JB5 and JB6 form an irregular or regular mesh structure according to pattern process requirements, and a fabric surface layer formed by the seven guide bars on the back needle bed is compact and thick; the jacquard guide bars JB3, JB4, JB5 and JB6 reciprocate between the front needle bed and the back needle bed for yarn laying movement, wherein the main patterns of the multifilament chemical fiber filaments guided by the jacquard guide bars JB3 and JB6 change on the surface layer of the yarn, and the main supporting function of the monofilament chemical fiber filaments guided by the jacquard guide bars JB4 and JB5 is played on the middle layer.

2. The E28 Jacquard two-needle bed warp knitted fabric cloth according to claim 1, wherein the regular guide bars GB1, GB2 and GB7, GB8, GB9 respectively form regular and flat base cloths on the front and back needle beds, and the jacquard guide bars JB3, JB4, JB5, JB6 guide the loops formed by knitting yarns at the positions represented by the patterns on the surface of the front and back needle beds to be superposed on the base cloths formed by the regular guide bars to present irregular solid patterns; the multifilament chemical fiber filaments guided by jacquard guide bars JB3 and JB6 are laid on the front and back needle beds in a reciprocating motion to form a fluffy and soft middle layer; the monofilament chemical fiber filaments guided by jacquard guide bars JB4 and JB5 are laid on the front and back needle beds in a reciprocating motion to form a vertical and stiff middle layer.

3. The E28 jacquard double needle-bar warp knitted fabric according to claim 2, wherein the jacquard bars JB3, JB6 are full of multifilament chemical fiber filaments, the jacquard bar JB3 is knitted only on the front needle bar when knitting non-pattern areas, the jacquard bar JB3 is sandwiched between the conventional bars GB1, GB2 loop columns and the extension lines in the longitudinal direction in a floating line manner, and the jacquard bar JB3 swings between the needles with a trajectory of: 0-0/1-1//; jacquard bar JB6 is knitted only on the back needle bed, jacquard bar JB6 is sandwiched in floating fashion longitudinally between conventional bars GB7, GB8, GB9 loop columns and spreader wires, and jacquard bar JB6 has a swing trajectory between the needles: 1-1/2-2//.

4. The E28 jacquard double needle-bar warp knitted fabric according to claim 2, wherein the jacquard bars JB3, JB6 are full of multifilament chemical fiber filaments, and in the pattern knitting region, the jacquard bars JB3, JB6 are knitted on both front and back needle bars, forming loops on both needle bar fabric surfaces, and connecting the two needle bar fabrics with a bulky thread in the middle layer, and the swinging track between the needle bars JB3 in the longitudinal and transverse directions is: 1-1-1-2/2-3-3-4//, jacquard guide bar JB4 has a swing track between needles in the longitudinal and transverse directions: 2-2-2-3/3-4-4-5//.

5. The E28 jacquard double needle-bar warp knitted fabric according to claim 2, wherein the jacquard bars JB4, JB5 are full of monofilament chemical fiber filaments, the jacquard bar JB3 is knitted only on the front needle bar when knitting non-pattern areas, the jacquard bar JB3 is sandwiched between the conventional bars GB1, GB2 loop columns and the extension lines in the longitudinal direction in a floating line manner, and the jacquard bar JB3 swings between the needles with a trajectory of: 0-0/1-1//; jacquard bar JB6 is knitted only on the back needle bed, jacquard bar JB6 is sandwiched in floating fashion longitudinally between conventional bars GB7, GB8, GB9 loop columns and spreader wires, and jacquard bar JB6 has a swing trajectory between the needles: 1-1/2-2//.

6. The E28 jacquard double needle-bar warp knitted fabric according to claim 2, wherein the jacquard bars JB4, JB5 are fully penetrated by monofilament filaments, and in the pattern knitting region, the jacquard bars JB4, JB5 are knitted on both front and back needle bars, forming stitches on both needle-bar fabric surfaces, and connecting the two needle-bar fabrics with a straight line in the middle layer, and the swinging trajectory of the jacquard bars JB4 between the needles in the longitudinal and transverse directions is: 1-2-2-1/1-2-2-1//, the jacquard guide bar JB5 has the following inter-needle swing track along the longitudinal and transverse directions: 2-3-3-2/2-3-3-2//.

7. An E28 Jacquard two-needle bed warp knitted fabric according to any one of claims 1 to 6, characterized in that the conventional guide bars GB1, GB2 are knitted only on the front needle bed in a one-space-one-pass manner, the conventional guide bar GB1 is threaded on odd needles, the conventional guide bar GB2 is threaded on even needles, and the swing trajectory between the conventional guide bars GB1 is: 0-1//, the conventional guide bar GB2 swing track between needles is: 1-2//.

8. The E28 Jacquard two-needle bed warp knitted mesh fabric according to any one of claims 1-6, wherein the conventional guide bars GB7, GB8, GB9 are knitted only on the back needle bed in a two-space-one threading manner, the loops formed by the conventional guide bars GB7, GB8, GB9 do not overlap with each other, and the swing track between the needles of the conventional guide bars GB7 is as follows: 0-1/1-0//, the conventional guide bar GB8 swing track is: 1-2/2-1//, the conventional guide bar GB9 inter-needle swing track is: 2-3/3-2//.

9. The E28 Jacquard double needle bed warp knitted mesh fabric according to any one of claims 1 to 6, wherein the front and back needle bed fabric has a stitch density of 1500 to 2000 stitches/cm²。