CN201567419U - Biaxial enhanced interval knitting structure and special flat knitting machine yarn feeding device thereof - Google Patents
Biaxial enhanced interval knitting structure and special flat knitting machine yarn feeding device thereof Download PDFInfo
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- CN201567419U CN201567419U CN2009202560619U CN200920256061U CN201567419U CN 201567419 U CN201567419 U CN 201567419U CN 2009202560619 U CN2009202560619 U CN 2009202560619U CN 200920256061 U CN200920256061 U CN 200920256061U CN 201567419 U CN201567419 U CN 201567419U
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- 239000002344 surface layer Substances 0.000 claims abstract description 60
- 238000005728 strengthening Methods 0.000 claims description 22
- 238000009941 weaving Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000000969 carrier Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 16
- 239000002131 composite material Substances 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 238000009954 braiding Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 4
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- 230000015572 biosynthetic process Effects 0.000 description 2
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- 230000003252 repetitive effect Effects 0.000 description 2
- 229920002748 Basalt fiber Polymers 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a biaxial enhanced interval knitting structure and a special flat knitting machine yarn feeding device thereof. A front set of connecting yarn and a rear set of connecting yarn are arranged between two surface layer structures for being woven into one body; the front set of connecting yarn and the rear set of connecting yarn are symmetrically arranged relative to the interlayer center line of the two surface layer structures, meanwhile, the front set of connecting yarn and the rear set of connecting yarn are all composed of S-shaped basic units. Therefore, the biaxial enhanced interval knitting structure and the special flat knitting machine yarn feeding device overcome technical problems that: only a set of connecting yarn is arranged between the two surface layer structures in the prior art, the connecting yarn is in asymmetric connection and presents a single S shape, the fabric structure is asymmetric, the thickness direction is not stable enough, resistance of compression and impact from the outside of fabric plane is low, and the application of the utility model in composite material is limited to a certain extent. Meanwhile, the connecting way of two set of connecting yarn in the fabric structure can be changed according to needs so as to meet requirements on bending and cutting of enhance structure during composite material manufacturing.
Description
Technical field
The utility model relates to twin shaft to strengthening knitted structure and special flat knitting machine yarn feeding device thereof at interval, belongs to the weaving face fabric field.
Background technology
Knitted structure is to serve as a contrast into the enhancing yarn that stretches on the top layer of common interval knitted structure to twin shaft to strengthening at interval, improved the plane mechanical property of knitted structure at interval greatly, the bending that has overcome maille in the general interval knitted structure makes the yarn mechanical property to be fully used and causes the relatively poor defective of mechanical property of its surface layer structure, satisfy of the specific (special) requirements of some field, as composite enhancing etc. to fabric property.Publication number is the Chinese patent of CN1570240A, and described twin shaft has increased straight warp thread and weft yarn to strengthening weft-knitted interval knitted structure than general interval knitted structure, has greatly improved the mechanical property of the surface layer structure of knitted spaced fabric; Simultaneously because the reduction that the knitting property of connection yarn is required, the relatively poor high performance yarns of available knitting property has improved the mechanical property of knitted spaced fabric thickness direction as connection yarn.
But existing this twin shaft is to strengthening weft-knitted interval knitted structure knitting skill, between the superficial layer that strengthens the weft-knitting structure, only has one group of connection yarn at two twin shafts, and connection yarn is two surface layer structures of the asymmetric connection of single serpentine, therefore fabric construction is asymmetric, thickness direction is not enough stable, the performance of the out-of-plane compression of anti-fabric, impact is low, causes its application in composite to be subjected to restriction to a certain degree.
The utility model content
For overcoming the deficiencies in the prior art, the utility model provides a kind of twin shaft to strengthening the interval knitted structure, comprise front surface layer structure and rear surface layer structure, this front surface layer structure and rear surface layer structure by be arranged between organized before weft plain stitch and the organized after weft plain stitch front group of connection yarn be connected the group connection yarn symmetrical connect in aggregates, and front group of connection yarn and rear group of connection yarn all are made up of S shape elementary cell, to solve owing to only having one group of connection yarn, and be two surface layer structures of the asymmetric connection of single serpentine, fabric construction is asymmetric, thickness direction is not enough stable, the out-of-plane compression of anti-fabric, the performance of impacting is low, causes its application in composite to be subjected to the technical problem of restriction to a certain degree.
For realizing above technical purpose, the utility model will adopt following technical scheme:
A kind of twin shaft is to strengthening weft-knitted interval knitted structure, comprise front surface layer structure and rear surface layer structure, the front surface layer structure comprises organized before weft plain stitch, front group of weft yarn and front group of warp thread, rear surface layer structure comprises organized after weft plain stitch, rear group of weft yarn and after organize warp thread, be lining into front group of warp thread in the front sinker loop between adjacent two wales of organized before weft plain stitch, then be lining into rear group of warp thread in the rear sinker loop of adjacent two wales of organized after weft plain stitch, be lining into front group of weft yarn in the row of organized before weft plain stitch in addition, then be lining into rear group of weft yarn in the row of organized after weft plain stitch, described front surface layer structure and rear surface layer structure are by being arranged at front group of connection yarn and the rear group of connection yarn integrated by weaving between organized before weft plain stitch and the organized after weft plain stitch, in addition front group of connection yarn and rear group of connection yarn all are made up of S-shaped elementary cell, and front group of connection yarn and rear group of connection yarn are symmetrical arranged about the center line of front surface layer structure and rear surface layer structure.
Front group of connection yarn and after organize connection yarn all respectively by alternately being lining into front sinker loop and being connected sinker loop and realizing that the front surface layer structure is connected with rear surface layer structure, and front group of connection yarn is respectively all vertical with rear surface layer structure with the front surface layer structure by the plane that S-shaped elementary cell forms with rear group of connection yarn.
Front group of connection yarn and rear group of connection yarn are arranged alternately between organized before weft plain stitch and organized after weft plain stitch.
Described front group of weft yarn then organized weft yarn between the row of organized after weft plain stitch and rear group of warp thread between the row of organized before weft plain stitch and front group of warp thread.
Front group of connection yarn and organize afterwards connection yarn and be lining in the rear sinker loop of the front sinker loop of organized before weft plain stitch wale and organized after weft plain stitch wale the compartment of terrain all respectively.
All be lining into front group of warp thread in the front sinker loop between adjacent two wales of organized before weft plain stitch, also all be lining into front group of weft yarn in each row of this organized before weft plain stitch simultaneously, all be lining into rear group of warp thread in the rear sinker loop of adjacent two wales of organized after weft plain stitch in addition, also be lining into rear group of weft yarn in each row of organized after weft plain stitch simultaneously.
According to above technical scheme, can realize following beneficial effect:
Twin shaft described in the utility model is provided with front group of connection yarn and rear group of connection yarn between the front surface layer structure that strengthens weft-knitted interval knitted structure and rear surface layer structure, and front group of connection yarn be connected the group connection yarn and all be two serpentines and connect symmetrically front surface layer structure and rear surface layer structure, then overcome in the prior art and only had one group of connection yarn between two surface layer structures, and connection yarn is the asymmetric connection of single serpentine, therefore fabric construction is asymmetric, thickness direction is not enough stable, the out-of-plane compression of anti-fabric, the performance of impacting is low, cause its application in composite to be subjected to the technical problem of restriction to a certain degree, the connected mode of two groups of connection yarns in the fabric construction described in the utility model can change as required simultaneously, to satisfy in the composite making strengthening the bending of structure, the needs of shearing etc.
Another technical purpose of the present utility model provides a kind of twin shaft to the special flat knitting machine yarn feeding device that strengthens weft-knitted interval knitted structure, comprise the straight-bar machines frame, front needle-bar, rear needle-bar, be arranged at the front needle bed knitting needle on the front needle-bar, be arranged at rear needle-bed knitting needle and head Triangulum on the rear needle-bar, be respectively arranged with front yarn locator and rear yarn locator in the needle tray of front needle-bar and rear needle-bar, between described front needle-bar and the rear needle-bar yarn guide guide rod is set, one end of this yarn guide guide rod is fixedly connected with the stocking yarn yarn guide, the other end of yarn guide guide rod then can be connected along the slide block that guide rail moves with one, and be socketed with the guide rod sliding sleeve on the body of rod of this yarn guide guide rod, be provided with to the bilateral symmetry of described yarn guide guide rod two groups of yarn guides that are positioned at respectively front needle-bar and rear needle-bar top, every group of yarn guide comprises weft feeders, warp thread yarn guide group and connection yarn yarn guide group.
Described connection yarn yarn guide group is parallel to needle-bar direction level and is installed on the connection yarn yarn guide installing plate, and this connection yarn yarn guide installing plate can be connected on the straight-bar machines frame by supporting slider movably forward and backward, be provided with the slide bar sliding sleeve on this supporting slider, warp thread yarn guide group then is parallel to needle-bar direction level and is installed on the warp thread yarn guide installing plate that can move forward and backward along connection yarn yarn guide installing plate, and the installation position of each warp thread yarn guide just is positioned on the corresponding warp thread yarn guide installing plate of adjacent two connection yarn yarn guide spacings, and in addition described weft feeders is movable to be arranged.
Described connection yarn yarn guide group arranges near the yarn guide guide rod, and warp thread yarn guide group then arranges away from the yarn guide guide rod.
Therefore, can realize that being connected the yarn symmetry by preceding group of connection yarn with the back group between front surface layer structure described in the utility model and the rear surface layer structure connects in aggregates by using above-mentioned special flat knitting machine yarn feeding device, and preceding group connects yarn and back group and connects yarn and all be two serpentines and be connected symmetrically between front surface layer structure and the rear surface layer structure, this apparatus structure is simple in addition, easy to adjust, it is wide to be suitable for yarn, except that conventional yarn, also be applicable to the braiding of high-strength and high-modulus yarn, as fibre glass roving, basalt fibre rove, carbon fiber rove etc.
Description of drawings
Below in conjunction with the description of drawings the technical solution of the utility model.
Fig. 1 the utility model twin shaft is to strengthening weft-knitted interval knitted structure schematic perspective view;
Fig. 2 is the front view of Fig. 1;
Fig. 3 special flat knitting machine yarn feeding device schematic perspective view described in the utility model;
Fig. 4 special flat knitting machine yarn feeding device side view described in the utility model;
Fig. 5 original state schematic diagram;
Fig. 6 weaves the process schematic diagram;
Fig. 7 weaves the process schematic diagram;
Fig. 8 weaves the process schematic diagram;
Fig. 9 weaves the process schematic diagram;
Figure 10 weaves the process schematic diagram;
Figure 11 weaves the process schematic diagram;
Figure 12 weaves the process schematic diagram;
Figure 13 weaves the process schematic diagram;
Figure 14 weaves the process schematic diagram;
Figure 15 weaves the process schematic diagram.
The specific embodiment
Below with reference to accompanying drawing the technical solution of the utility model is described in further detail.
As depicted in figs. 1 and 2, twin shaft described in the utility model is to strengthening weft-knitted interval knitted structure, comprise front surface layer structure and rear surface layer structure, the front surface layer structure comprises organized before weft plain stitch 1, front group of weft yarn 3 and front group of warp thread 2, rear surface layer structure comprises organized after weft plain stitch 1 ', rear group of weft yarn 3 ' and after organize warp thread 2 ', be lining into front group of warp thread 2 in the front sinker loop 5 between organized before weft plain stitch 1 adjacent two wales, then be lining into rear group of warp thread 2 ' in the rear sinker loop 5 ' of organized after weft plain stitch 1 ' adjacent two wales, be lining into front group of weft yarn 3 in the row 6 of organized before weft plain stitch 1 in addition, then be lining into rear group of weft yarn 3 ' in the row 6 ' of organized after weft plain stitch 1 ', for further strengthening front surface layer structure and rear surface layer structure, all be lining into front group of warp thread 2 in the front sinker loop 5 of the utility model between organized before weft plain stitch 1 adjacent two wales, also all be lining into front group of weft yarn 3 in each row 6 of this organized before weft plain stitch 1 simultaneously, then be lining into rear group of warp thread 2 ' in the rear sinker loop 5 ' between organized after weft plain stitch 1 ' adjacent two wales, also all be lining into rear group of weft yarn 3 ' in each row 6 ' of organized after weft plain stitch 1 ' in addition, and front group of weft yarn 3 is between the row 6 of organized before weft plain stitch 1 and front group of warp thread 2, then organize between the row 6 ' and rear group of warp thread 2 ' that weft yarn 3 ' is positioned at organized after weft plain stitch 1 ', described front surface layer structure and rear surface layer structure are by being arranged at front group of connection yarn 4 and the rear group of connection yarn 4 ' integrated by weaving between organized before weft plain stitch 1 and the organized after weft plain stitch 1 ', front group of connection yarn 4 and rear group of connection yarn 4 ' all are made up of S-shaped elementary cell in addition, and front group of connection yarn 4 and rear group of connection yarn 4 ' are symmetrical arranged about the center line of front surface layer structure and rear surface layer structure, front surface layer structure described in the utility model that hence one can see that and rear surface layer structure are twin shaft to symmetry, and can be lining into distribution between organized before weft plain stitch 1 and the organized after weft plain stitch 1 ' by adjusting front group of connection yarn 4 and rear group of connection yarn 4 ', realize the adjustment of fabric thickness directional stability, therefore, the distribution mode of the preferred front group of connection yarn 4 of the utility model and rear group of connection yarn 4 ' is: front group of connection yarn 4 and rear group of connection yarn 4 ' equidistantly are arranged alternately between organized before weft plain stitch 1 and organized after weft plain stitch 1 ', and front group of connection yarn 4 and after organize connection yarn 4 ' all by equidistantly alternately being lining into front sinker loop 5 and being connected sinker loop 5 ' and realizing that the front surface layer structure is connected with rear surface layer structure, front group of connection yarn 4 and to organize afterwards connection yarn 4 ' respectively all vertical with rear surface layer structure with the front surface layer structure by the plane that S-shaped elementary cell forms simultaneously, further, front group of connection yarn 4 and organize afterwards connection yarn 4 ' and be lining in the rear sinker loop 5 ' of the front sinker loop 5 of organized before weft plain stitch 1 and organized after weft plain stitch 1 ' compartment of terrain all respectively, namely for front group of connection yarn 4, if its yarn tie point arises from front sinker loop 5, then front group connection yarn 4 orders are lining into the front sinker loop 5 of (2n-1) row 6 correspondences of organized before weft plain stitch, and order is lining into the rear sinker loop 5 ' of the 2n row 6 ' correspondence of organized after weft plain stitch simultaneously; At this moment, the yarn tie point of rear group of connection yarn 4 ' then arises from rear sinker loop 5 ', then organize afterwards the rear sinker loop 5 ' that connection yarn 4 ' order is lining into (2n-1) row 6 ' correspondence of organized after weft plain stitch, order is lining into the front sinker loop 5 of 2n row 6 correspondences of organized before weft plain stitch d simultaneously, wherein n is natural number, that is to say, no matter for front sinker loop 5 or after sinker loops 5 ', the front sinker loop 5/ rear sinker loop 5 ' that forms the yarn tie point with front group of connection yarn 4 is alternate, and the front sinker loop 5/ rear sinker loop 5 ' that forms the yarn tie point with rear group of connection yarn 4 ' also is alternate.
As shown in Figure 3 and Figure 4, twin shaft described in the utility model is to strengthening the weft knitting special flat knitting machine yarn feeding device of knitted structure at interval, comprise the straight-bar machines frame, preceding needle-bar, back needle-bar, front needle bed knitting needle before being arranged on the needle-bar, be arranged at back needle-bed knitting needle and head Triangulum on the needle-bar of back, before be respectively arranged with in the needle tray of needle-bar and back needle-bar before yarn locator 12 and back yarn locator 12 ', between needle-bar and the back needle-bar thread-carrier guide rod 11 is set before described, one end of this thread-carrier guide rod 11 is fixedly connected with stocking yarn thread-carrier 7, the other end of thread-carrier guide rod 11 then can be connected along the slide block 14 that guide rail 13 moves with one, and be socketed with guide rod sliding sleeve 15 on the body of rod of this thread-carrier guide rod 11, be provided with to the bilateral symmetry of described thread-carrier guide rod 11 two groups of thread-carriers that are positioned at preceding needle-bar and needle-bar top, back respectively, every group of thread-carrier comprises weft feeders 8 or 8 ', warp thread thread-carrier group 9 or 9 ' and connect yarn thread-carrier group 10 or 10 ', described connection yarn thread-carrier group 10 or 10 ' is parallel to needle-bar direction level and is installed on the connection yarn thread-carrier installing plate, and connecting yarn thread-carrier installing plate can be connected on the straight-bar machines frame by supporting slide bar 16 or 16 ' movably forward and backward, this support slide bar 16 or 16 ' is provided with slide bar sliding sleeve 17 or 17 ', warp thread thread-carrier group 9 or 9 ' is parallel to then that needle-bar direction level is installed on can be along connecting on the warp thread thread-carrier installing plate that yarn thread-carrier installing plate moves forward and backward, and the installation position of each warp thread thread-carrier just is positioned at adjacent two and connects on the corresponding warp thread thread-carrier of the yarn thread-carrier spacing installing plate, described weft feeders 8 or 8 ' movable setting in addition, can manually control its parallel needle-bar move left and right, in addition, described connection yarn thread-carrier group 10 or 10 ' is provided with near thread-carrier guide rod 11, and warp thread thread-carrier group 9 or 9 ' then is provided with away from thread-carrier guide rod 11.
Wherein, for introducing the convenience of this special flat knitting machine yarn feeding device operation principle and using method, before will being positioned at the weft feeders of needle-bar top, warp thread thread-carrier group and connect yarn thread-carrier group and be expressed as accordingly respectively before weft feeders 8, preceding warp thread thread-carrier 9 and preceding connection yarn thread-carrier 10, be positioned at weft feeders, the warp thread thread-carrier group of needle-bar top, back and connect yarn thread-carrier group and then be expressed as back weft feeders 8 ', back warp thread thread-carrier 9 ' and back respectively accordingly and connect yarn thread-carrier 10 '.
During use, preceding warp thread thread-carrier 9 and back warp thread thread-carrier 9 ' are organized warp thread 2 ' from vertical feeding woven extent with preceding group of warp thread 2 and back respectively, and preceding group of warp thread 2 and back group warp thread 2 ' are fed all respectively between two pieces of knitting needles, after then current group warp thread 2 and back group warp thread 2 ' arrive woven extent, guarantee that by preceding yarn locator 12 and back yarn locator 12 ' they are in correct needle gage position respectively.Front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' respectively with front group of connection yarn 4 and rear group of connection yarn 4 ' from vertical feeding woven extent, and front group of connection yarn 4 and rear group of connection yarn 4 ' are fed to all respectively between two pieces of knitting needles, after current group of connection yarn 4 and rear group of connection yarn 4 ' arrive woven extent, guarantee that by front yarn locator 12 and rear yarn locator 12 ' they are in correct needle gage position respectively; Front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' move forward and backward their position of exchange by support bar slide bar 16,16 ' along slide bar sliding sleeve 17 and 17 ' respectively, thereby are in closed and opening two states; Meanwhile, front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of front group of warp thread 2 and front group of warp thread 2 ', drive front warp thread yarn guide 9 and slide and be in closure state at front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' respectively by yarn yarn guide 9 ', or front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of rear connection yarn yarn guide 10 ' and front connection yarn yarn guide 10, thereby in front connection yarn yarn guide 10 and the 10 ' slip of rear connection yarn yarn guide and be in open state; Front weft feeders 8 and rear weft feeders 8 ' are in when remaining silent state in front group of warp thread 2 and rear group of warp thread 2 ' and front group of connection yarn 4 and rear group of connection yarn 4 ', parallel needle-bar surface move left and right, respectively front group of weft yarn 3 and front group of weft yarn 3 ' pad below the needle back of front needle bed knitting needle and rear needle-bed knitting needle.Stocking yarn yarn guide 7 is when front group of warp thread 2 and rear group of warp thread 2 ' are in the maximum open state with front group of connection yarn 4 and rear group of connection yarn 4 ', under the drive of yarn guide guide rod 11, enter or withdraw from warp thread and connection yarn opening, along needle-bar tooth mouth parallel, stocking yarn yarn guide 7 is the braiding of enclosing line in the pinhock of stocking yarn feeding front needle bed knitting needle or rear needle-bed knitting needle to finish respectively organized before weft plain stitch 1 or organized after weft plain stitch line 1 '.
In addition, connect before changing yarn thread-carrier 10 and after be connected the duty (switch or not switch) of yarn thread-carrier 10 ' and their state of entrying (entry, do not entry or partly entry), and the distance between preceding needle-bar and the braiding order of back needle-bar, preceding needle-bar and the back needle-bar, the twin shaft that can produce different Connection Density, different connected mode, different fabric thicknesses is to strengthening weft knitting knitting variation structure at interval.
Twin shaft described in the utility model is to the weaving method that strengthens weft-knitted interval knitted structure, comprise the following steps: (1) with front group of connection yarn and rear group of connection yarn from vertical feeding woven extent, and front group of connection yarn and rear group of connection yarn all are fed to respectively between two pieces of knitting needles, then with front group of connection yarn and the rear group of mutual switch of connection yarn; (2) front group of connection yarn in step (1) and rear group of connection yarn are in when remaining silent the position, respectively front group of weft yarn and rear group of weft yarn are fed into respectively below the needle back of front needle bed knitting needle and rear needle-bed knitting needle accordingly; (3) with front group of warp thread and rear group of warp thread from vertical feeding woven extent, and front group of warp thread and rear group of warp thread are fed to respectively between front needle bed knitting needle and the rear needle-bed knitting needle; (4) when front group of connection yarn and rear group of connection yarn are in maximum open, in the pinhock of stocking yarn feeding front needle bed knitting needle or rear knitted bed knitting needle to finish the braiding of organized before weft plain stitch or organized after weft plain stitch row.
Below with reference to special flat knitting machine yarn feeding device described in the utility model, use twin shaft described in the utility model to the weaving method that strengthens weft-knitted interval knitted structure, to obtain twin shaft described in the utility model to strengthening weft-knitted interval knitted structure.
Initial position: as shown in Figure 5, front needle bed knitting needle and rear needle-bed knitting needle have just been finished the braiding process of lopping circulation, are in extreme lower position.Connected before this moment yarn thread-carrier 10 with after be connected yarn thread-carrier 10 ' and be in the maximum open position respectively, preceding warp thread thread-carrier 9 and back warp thread thread-carrier 9 ' also are in the maximum open position respectively, connection yarn thread-carrier 10 and preceding warp thread thread-carrier 9 are in the machine anterior locations wherein, and the back connects yarn thread-carrier 10 ' and back warp thread thread-carrier 9 ' is in the machine back location.Head Triangulum, stocking yarn thread-carrier 7 are in needle-bar upper rail 13 1 sides, and preceding weft feeders 8 is in the relative side of needle-bar upper rail 13 with back weft feeders 8 ', and they all are positioned at the outside of the formed woven extent of work knitting needle.
Inlaid thread is prepared for the first time: as shown in Figure 6, front connection yarn yarn guide 10 and the 10 ' beginning of rear connection yarn yarn guide be switch for the first time, when being in, they stop when remaining silent the position, front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of front group of warp thread 2 and rear group of warp thread 2 ', follow respectively front connection yarn yarn guide 10 and the 10 ' movement of rear connection yarn yarn guide, also be in closure state, this moment, front group of warp thread 2 and rear group of warp thread 2 ' and front group of connection yarn 4 and rear group of connection yarn 4 ' all were in plumbness, for the first time inlaid thread ready.
Inlaid thread for the first time: as shown in Figure 7, front weft feeders 8 moves toward woven extent from guide rail 13 relative sides with rear weft feeders 8 ', respectively front group of weft yarn 3 and rear group of weft yarn 3 ' is encased inside below front needle bed knitting needle and the rear needle-bed knitting needle needle back.
Exchange for the first time the position of warp thread yarn guide: as shown in Figure 8, front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' continue to finish the exchange motion from the position of remaining silent, front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of rear connection yarn yarn guide 10 ' and front connection yarn yarn guide 10, slide and return initial position at front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' respectively, when reaching the maximum open position, rear connection yarn yarn guide 10 ' and front warp thread yarn guide 9 are in the machine anterior locations, front connection yarn yarn guide 10 and be in the machine back location by yarn yarn guide 9 '.
The braiding of front needle-bar first line: head Triangulum, stocking yarn yarn guide 7, move toward woven extent from guide rail 13 relative sides, stocking yarn yarn guide 7 enters in the opening of front group of connection yarn 4 and rear group of connection yarn 4 ' formation, finishes following braiding process:
(1) move back circle: as shown in Figure 9, under the Trianguli effect of head, front needle bed knitting needle rises to the extreme higher position, and old coil 18 moves on on the shank.
(2) pad yarn: under the Trianguli effect of head, front needle bed knitting needle begins to descend, and stocking yarn thread-carrier 7 fills up stocking yarn 1 in the pinhock of front needle bed knitting needle.
(3) knocking over, kinking, lopping: as shown in figure 10, under the Trianguli effect of head, front needle bed knitting needle continues to descend, and old coil takes off on the coil that newly curves, and when knitting needle dropped to minimum point, new coil 19 was completed into.
When first line of current needle-bar braiding was finished, head Triangulum, stocking yarn thread-carrier 7 all were in the relative side of guide rail 13, and group connected yarn 4 and back and organizes and be connected yarn 4 ' formed opening before thread-carrier guide rod 11 was arranged in.
The braiding of back needle-bar first line: head Triangulum, stocking yarn thread-carrier 7 back move, and 7 the past of stocking yarn thread-carrier group connects yarn 4 and withdraws from the opening that the back group is connected yarn 4 ' formation, finishes following braiding process:
(1) move back circle: as shown in figure 11, under the Trianguli effect of head, back needle-bed knitting needle rises to the extreme higher position, and old coil 18 ' moves on on the shank.
(2) pad yarn: under the Trianguli effect of head, back needle-bed knitting needle begins to descend, and stocking yarn thread-carrier 7 fills up stocking yarn 1 ' in the pinhock of front needle bed knitting needle.
(3) knocking over, kinking, lopping: as shown in figure 12, under the Trianguli effect of head, back needle-bed knitting needle continues to descend, and old coil takes off on the coil that newly curves, and when knitting needle dropped to minimum point, new coil 19 ' was completed into.
When needle-bar first line braiding in back was finished, head Triangulum, stocking yarn thread-carrier 7 were all got back to a side of guide rail 13.
Inlaid thread is prepared for the second time: as shown in figure 13, front connection yarn yarn guide 10 and the 10 ' beginning of rear connection yarn yarn guide be switch for the second time, when being in, they stop when remaining silent the position, front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of front group of warp thread 2 and rear group of warp thread 2 ', following respectively rear connection yarn yarn guide 10 ' and front connection yarn yarn guide 10 moves, also be in closure state, this moment front group of warp thread 2 and rear group of warp thread 2 ' and front group of connection yarn 4 and rear group of connection yarn 4 ' plumbness, for the second time inlaid thread ready.
Inlaid thread for the second time: as shown in figure 14, front weft feeders 8 and rear weft feeders 8 ' move from machine guide track 13 1 sides toward guide rail 13 relative side backhauls, respectively front group of weft yarn 3 and rear group of weft yarn 3 ' are encased inside below front needle bed knitting needle and the rear needle-bed knitting needle needle back.
Exchange for the second time the position of warp thread yarn guide: as shown in figure 15, front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' continue to finish the exchange motion from the position of remaining silent, front warp thread yarn guide 9 and by yarn yarn guide 9 ' respectively under the effect of front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ', slide and return initial position at front connection yarn yarn guide 10 and rear connection yarn yarn guide 10 ' respectively, when reaching the maximum open position, front connection yarn yarn guide 10 and front warp thread yarn guide 9 are in the machine anterior locations, rear connection yarn yarn guide 10 ' and be in the machine back location by yarn yarn guide 9 '.
The braiding of preceding needle-bar second line, back needle-bar second line: head Triangulum, stocking yarn thread-carrier 7 move from guide rail 13 1 sides toward woven extent, reply then, front needle bed knitting needle is finished respectively and above-mentioned preceding needle-bar first line, the duplicate braiding process of back needle-bar first line with the back needle-bed knitting needle.When head Triangulum, stocking yarn thread-carrier 7 were got back to the position of guide rail 13 1 sides, a new preceding needle-bar row and a new back needle-bar row have woven to be finished.At this moment, initial position is got back to again by all mechanisms of knitting machine, and the braiding of new repetitive can begin again to carry out.Repetitive is made up of two rows and 1 ' two rows of organized after weft plain stitch of organized before weft plain stitch 1.
Claims (9)
1. a twin shaft is to strengthening weft-knitted interval knitted structure, comprise front surface layer structure and rear surface layer structure, the front surface layer structure comprises organized before weft plain stitch, front group of weft yarn and front group of warp thread, rear surface layer structure comprises organized after weft plain stitch, rear group of weft yarn and after organize warp thread, be lining into front group of warp thread in the front sinker loop between adjacent two wales of organized before weft plain stitch, then be lining into rear group of warp thread in the rear sinker loop of adjacent two wales of organized after weft plain stitch, be lining into front group of weft yarn in the row of organized before weft plain stitch in addition, then be lining into rear group of weft yarn in the row of organized after weft plain stitch, it is characterized in that, described front surface layer structure and rear surface layer structure are by being arranged at front group of connection yarn and the rear group of connection yarn integrated by weaving between organized before weft plain stitch and the organized after weft plain stitch, in addition front group of connection yarn and rear group of connection yarn all are made up of S-shaped elementary cell, and front group of connection yarn and rear group of connection yarn are symmetrical arranged about the center line of front surface layer structure and rear surface layer structure.
2. twin shaft according to claim 1 is to strengthening weft knitting knitted structure at interval, it is characterized in that, before group connect yarn and back group and connect yarn and realize that by sinker loop before alternately lining is gone into and back sinker loop the front surface layer structure is connected with rear surface layer structure all respectively, and preceding group connect yarn with after organize that to be connected yarn all vertical with rear surface layer structure with the front surface layer structure by the plane that S-shaped elementary cell is formed respectively.
3. twin shaft according to claim 1 and 2 is characterized in that to strengthening weft-knitted interval knitted structure front group of connection yarn and rear group of connection yarn are arranged alternately between organized before weft plain stitch and organized after weft plain stitch.
4. twin shaft according to claim 1 and 2 is to strengthening weft knitting knitted structure at interval, it is characterized in that, the group weft yarn is between the row of the flat pin of preceding latitude ground tissue and preceding group of warp thread before described, then organize weft yarn the row of the flat pin of back latitude ground tissue and after organize between the warp thread.
5. twin shaft according to claim 2 is to strengthening weft-knitted interval knitted structure, it is characterized in that front group of connection yarn and organize afterwards connection yarn and be lining in the rear sinker loop of the front sinker loop of organized before weft plain stitch wale and organized after weft plain stitch wale the compartment of terrain all respectively.
6. twin shaft according to claim 1 and 2 is to strengthening weft-knitted interval knitted structure, it is characterized in that, all be lining into front group of warp thread in the front sinker loop between adjacent two wales of organized before weft plain stitch, also all be lining into front group of weft yarn in each row of this organized before weft plain stitch simultaneously, all be lining into rear group of warp thread in the rear sinker loop of adjacent two wales of organized after weft plain stitch in addition, also be lining into rear group of weft yarn in each row of organized after weft plain stitch simultaneously.
7. a twin shaft is to strengthening the weft knitting special flat knitting machine yarn feeding device of knitted structure at interval, comprise the straight-bar machines frame, preceding needle-bar, back needle-bar, front needle bed knitting needle before being arranged on the needle-bar, be arranged at back needle-bed knitting needle and head Triangulum on the needle-bar of back, before be respectively arranged with in the needle tray of needle-bar and back needle-bar before yarn locator and back yarn locator, it is characterized in that, between needle-bar and the back needle-bar thread-carrier guide rod is set before described, one end of this thread-carrier guide rod is fixedly connected with the stocking yarn thread-carrier, the other end of thread-carrier guide rod then can be connected along the slide block that guide rail moves with one, and be socketed with the guide rod sliding sleeve on the body of rod of this thread-carrier guide rod, be provided with to the bilateral symmetry of described thread-carrier guide rod two groups of thread-carriers that are positioned at preceding needle-bar and needle-bar top, back respectively, every group of thread-carrier comprises weft feeders, warp thread thread-carrier group and connection yarn thread-carrier group.
8. twin shaft according to claim 7 is to strengthening the weft knitting special flat knitting machine yarn feeding device of knitted structure at interval, it is characterized in that, described connection yarn thread-carrier group is parallel to needle-bar direction level and is installed on the connection yarn thread-carrier installing plate, and this connection yarn thread-carrier installing plate can be connected on the straight-bar machines frame by supporting slide bar movably forward and backward, this support slide bar is provided with the slide bar sliding sleeve, warp thread thread-carrier group is parallel to then that needle-bar direction level is installed on can be along connecting the warp thread thread-carrier installing plate that yarn thread-carrier installing plate moves forward and backward, and the installation position of each warp thread thread-carrier just is positioned at adjacent two and connects on the corresponding warp thread thread-carrier of the yarn thread-carrier spacing installing plate, and in addition described weft feeders is movable to be provided with.
According to claim 7 or 8 described twin shafts to the special flat knitting machine yarn feeding device that strengthens weft-knitted interval knitted structure, it is characterized in that described connection yarn yarn guide group arranges near the yarn guide guide rod, warp thread yarn guide group then arranges away from the yarn guide guide rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202560619U CN201567419U (en) | 2009-12-02 | 2009-12-02 | Biaxial enhanced interval knitting structure and special flat knitting machine yarn feeding device thereof |
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| CN2009202560619U CN201567419U (en) | 2009-12-02 | 2009-12-02 | Biaxial enhanced interval knitting structure and special flat knitting machine yarn feeding device thereof |
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| CN201567419U true CN201567419U (en) | 2010-09-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505311A (en) * | 2011-11-29 | 2012-06-20 | 南通纺织职业技术学院 | Biaxial reinforcement spacer knitted structure and weaving method as well as yarn feed device thereof |
| CN109996912A (en) * | 2016-11-28 | 2019-07-09 | 格兰博格国际有限公司 | Three-dimensional 3D knitted fabric and its manufacturing method |
-
2009
- 2009-12-02 CN CN2009202560619U patent/CN201567419U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505311A (en) * | 2011-11-29 | 2012-06-20 | 南通纺织职业技术学院 | Biaxial reinforcement spacer knitted structure and weaving method as well as yarn feed device thereof |
| CN102505311B (en) * | 2011-11-29 | 2013-07-31 | 常熟理工学院 | Biaxial reinforcement spacer knitted structure and weaving method as well as yarn feed device thereof |
| CN109996912A (en) * | 2016-11-28 | 2019-07-09 | 格兰博格国际有限公司 | Three-dimensional 3D knitted fabric and its manufacturing method |
| CN109996912B (en) * | 2016-11-28 | 2021-10-29 | 格兰博格国际有限公司 | Three-dimensional 3D knitted fabric and its manufacturing method |
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Granted publication date: 20100901 Termination date: 20111202 |