CN102704180A - Double needle bed warp knitting machine with on-line movable needle beds for producing irregularly-shaped space fabric - Google Patents

Double needle bed warp knitting machine with on-line movable needle beds for producing irregularly-shaped space fabric Download PDF

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Publication number
CN102704180A
CN102704180A CN2012101825727A CN201210182572A CN102704180A CN 102704180 A CN102704180 A CN 102704180A CN 2012101825727 A CN2012101825727 A CN 2012101825727A CN 201210182572 A CN201210182572 A CN 201210182572A CN 102704180 A CN102704180 A CN 102704180A
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CN
China
Prior art keywords
needle
bar
fabric
space fabric
knocking
Prior art date
Application number
CN2012101825727A
Other languages
Chinese (zh)
Inventor
丛洪莲
蒋高明
张爱军
王雪芳
Original Assignee
江南大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 江南大学 filed Critical 江南大学
Priority to CN2012101825727A priority Critical patent/CN102704180A/en
Publication of CN102704180A publication Critical patent/CN102704180A/en

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Abstract

The invention discloses a double needle bed warp knitting machine with on-line movable needle beds for producing an irregularly-shaped space fabric. The double needle bed warp knitting machine is characterized in that: latch needles are adopted as knitting needles and are directly embedded in the needle beds; the needle beds and knocking-over bars are fixed on a pedestal; a servo motor is arranged at a middle position of the pedestal, is connected with the pedestal and an upper computer and is controlled by the upper computer; the pedestal is controlled by the servo motor to move back and forth; meanwhile, the back-and-forth movement of the needle beds and the knocking-over bars is also controlled to thereby change the distance between the knocking-over bars so as to change the thickness of the fabric; since the movement of the front needle bed and the rear needle bed is controlled by the servo motor, the movement is accurate, the change is flexible, and the space between the front needle bed and the rear needle bed can be adjusted when each row is woven, so that the defect that the thickness of the conventional space fabric cannot be adjusted in real time is improved; and the invention provides an effective method for one-time forming of the irregularly-shaped space fabric, the labor can be saved, the cost can be saved, and the production flow can be effectively shortened.

Description

The double rib warp loom of the special-shaped space fabric of production that a kind of needle-bar is can be online mobile
Technical field:
Patent of the present invention relates to a kind of double rib warp loom, the double rib warp loom of the special-shaped space fabric of production that particularly a kind of needle-bar is can be online mobile.
Background technology:
Warp-knitted spacer fabric is meant a kind of raschel that two surfaces of fabric are linked together by monofilament or yarn, and fabric is made up of two superficial layers and a middle ware interlayer, so space fabric is called the sandwich fabric again.Warp-knitted spacer fabric is produced on the double-needle bed raschel warp knitting machine; At least 4 of configuration sley bars adopt 5 to 7 sley bars, spacing only when machine is not worked between two needle-bars usually; Just can do suitable manual adjustment within the specific limits, to adapt to the requirement of different purposes thickness of product.
Because the spacing distance of warp-knitted spacer fabric just must regulate before producing, and can not change in process of production, so its consistency of thickness is even, can't realize changing the special-shaped fabric production of spacing.But in family expenses, medical and industrial field, special-shaped three dimensional fabric is had urgent need, for example fit property fabric such as pillow needs abnormally-structured to satisfy the comfortableness that neck and head are being complied with.
Also invented in the practice through regulating knocking-over bar spacing on the warp knitting machine; Produce the fabric of different-thickness; With the disclosed patent name of State Intellectual Property Office " knocking-over bar spacing central authorities governor motion " (publication number CN2698821), " the automatic governor motion of a kind of warp knitting machine knocking-over bar spacing " (publication number CN202000077U), " the automatic governor motion of a kind of warp knitting machine knocking-over bar spacing " (publication number CN102031629A) is example; Similar patent is come rotary worm through worm and gear is installed through rotating handwheel on warp knitting machine, cause the rotation of worm gear thus; The displacement of drivening rod; Displacement is conducted to knocking-over bar, thus the spacing of regulating knocking-over bar, and employing similar structures patent for a change space fabric thickness provides condition; But mechanical system is all adopted in the automatic adjusting that above-mentioned patent is mentioned, and can't realize needle-bar and the real-time regulated of knocking-over bar in the braiding process; Above-mentioned patent is all optimized the self-regulation structure of knocking-over bar from local angle simultaneously; And reckon without knocking-over bar and move influence needle-bar; So can not realize changing automatically in process of production the spacing distance of warp-knitted spacer fabric, can't produce the special-shaped space fabric of real time altering fabric thickness.
Summary of the invention:
Patent of the present invention to existing general interval double rib warp loom in process of production can't the real time altering fabric thickness shortcoming; Invented the double rib warp loom of the special-shaped space fabric of can the be online mobile production of a kind of needle-bar; This machine adopts moving forward and backward of servomotor control needle-bar; Can seesaw through host computer procedure control needle-bar in process of production; Thereby therefore the spacing of needle-bar before and after the real time altering can change the fabric thickness of correspondence position on a fabric, knit out the special-shaped three-dimensionally shaped structure with different-thickness.
For realizing above purpose, the technical scheme that patent of the present invention adopts is:
The double rib warp loom of the special-shaped space fabric of production that a kind of needle-bar is can be online mobile, its critical part comprises: sley bar, sinker, knitting needle, needle-bar, knocking-over bar, base, servomotor, host computer; Wherein sley bar and sinker all are fixed on the top of needle-bar, and sley bar is positioned at the top of sinker; It is characterized in that: knitting needle adopts latch needles, and latch needles directly is embedded on the needle-bar, and needle-bar and knocking-over bar are fixed on the base, and servomotor is installed in the centre position of base, and links to each other with base; Servomotor links to each other with host computer, receives PC control; Servomotor control base is done and is moved forward and backward, and has meanwhile also controlled moving forward and backward of needle-bar and knocking-over bar, changes the distance between the knocking-over bar with this, thereby changes the thickness of fabric;
The amount of moving forward and backward of described PC control needle-bar and the warp run-in of corresponding sley bar, thereby the thickness and the yarn-using amount of each line of change space fabric, the control data of host computer generates according to the architectural feature design of special-shaped space fabric.
The technical problem that the present invention solves is:
(1) because of needle-bar before and after the double rib warp loom of existing production space fabric can only carry out the change of monoblock fabric thickness through mechanical adjustment, but to concrete a certain fabric, its consistency of thickness can't be adjusted in real time; The double rib warp loom of the special-shaped space fabric of production of the present invention; Needle-bar is movable before and after it; By servomotor moving forward and backward of front and back needle-bar controlled; The real-time online of needle-bar moves before and after can be implemented in the production process, can demonstrate in same space fabric that different-thickness is that change, one-time formed special-shaped stereochemical structure.
(2) production of existing two-needle bar space fabric design has been considered raw material, has been organized, passes and key element such as back arrangement; And the production design of the special-shaped warp-knitted spacer fabric of the present invention is except the production design considerations that comprises common double needle-bar warp-knitted spacer fabric; Also will be when weaving each line, the variation warp run-in of front and back needle-bar amount of movement, corresponding sley bar designs, and needs the development computer aided design system; Automatically calculate each line needle-bar amount of movement and corresponding sley bar warp run-in; At last pre-designed production design considerations is stored in host computer, controls the motion of servomotor, thereby control moving forward and backward of base through host computer; The spacing and the warp run-in of needle-bar change thereupon before and after making, and reach the purpose that changes fabric thickness, produces special-shaped three-dimensionally shaped fabric.
Description of drawings:
Accompanying drawing 1 is produced the front view of the double rib warp loom of special-shaped space fabric for the present invention;
Accompanying drawing 2 is produced the vertical view of the double rib warp loom of special-shaped space fabric for the present invention;
Accompanying drawing 3 is the simplified schematic diagram of different in nature warp-knitted spacer fabric of the present invention;
The specific embodiment:
Like Fig. 1, shown in Figure 2, the double rib warp loom of the special-shaped space fabric of production that a kind of needle-bar is can be online mobile, critical part comprises: sley bar 1, sinker 2, knitting needle 3, needle-bar 4, knocking-over bar 5, base 6, servomotor 7, host computer 8; Wherein sley bar 1 is configured in needle-bar 4 tops and can accomplishes the pad yarn through swing and traversing action, needs suitably increase sley bar hunting range, adjusts the accuracy that warp run-in guarantees to fill up yarn in good time; Sinker 2 is through moving forward and backward the effect of playing the tractive held loop; Knitting needle 3 adopts latch needles, and latch needles is embedded in separately to move up and down in the needle-bar 4 accomplishes whole knitting cycle; Needle-bar 4 is fixed on the base 6, and moves jointly with it, and its effect is the stability when guaranteeing that latch needles moves up and down; Knocking-over bar 5 also is fixed on the base 6 and with base and moves, and it assists latch needles to accomplish lasso and knocking in latch needles decline knitting cycle mainly as top cloth; Servomotor 7 is installed in the centre position of base 6, and links to each other with base 6, does and moves forward and backward for 6 at the bottom of servomotor 7 controls, also controls moving forward and backward of needle-bar 4 and knocking-over bar 5 simultaneously, changes the distance between the knocking-over bar 5 with this, thereby changes the thickness of fabric; Host computer 8 is according to the motion of the accurate controlled in real-time servomotor 7 of control data of last machine file, and its control data generates according to the architectural feature design of special-shaped space fabric.
Special-shaped warp-knitted spacer fabric among Fig. 3 is according to its shape called after X type and D type, when producing X type warp-knitted spacer fabric; The front and back needle-bar is all according to its varied in thickness characteristics; Under the control of servomotor, do relative motion, the spacing of needle-bar before and after the adjustment control, thus change fabric thickness; When producing D type warp-knitted spacer fabric, the fixed-site of one of them needle-bar is not moved, and another needle-bar does relative motion according to fabric thickness under the control of servomotor, thereby produces the special-shaped warp-knitted spacer fabric of D type.
Patent of the present invention is innovated the move mode of front and back needle-bar, adopts moving forward and backward of servomotor control needle-bar, changes the fabric thickness of correspondence position through the spacing of needle-bar before and after changing; Because moving forward and backward by servomotor control of front and back needle-bar moved accurately, changes flexibly; Braiding can adjust during each line change before and after the spacing of needle-bar, therefore will change the shortcoming that traditional space fabric thickness can't real-time regulated, the space fabric of the present invention's production can change fabric thickness according to actual conditions; And adaptability is stronger, for one-time formed special-shaped space fabric provides effective ways, can save manual work; Practice thrift cost, effectively shorten production procedure.

Claims (2)

1. the double rib warp loom of can the be online mobile special-shaped space fabric of production of a needle-bar, its critical part comprises: sley bar, sinker, knitting needle, needle-bar, knocking-over bar, base, servomotor, host computer; It is characterized in that: knitting needle adopts latch needles, and latch needles directly is embedded on the needle-bar, and needle-bar and knocking-over bar are fixed on the base, and servomotor is installed in the centre position of base, and links to each other with base; Servomotor links to each other with host computer, receives PC control.
2. the double rib warp loom of the special-shaped space fabric of production that a kind of needle-bar according to claim 1 is can be online mobile; It is characterized in that: the amount of moving forward and backward of described PC control needle-bar and the warp run-in of corresponding sley bar; Thereby change the thickness and the yarn-using amount of each line of space fabric, the control data of host computer generates according to the architectural feature design of special-shaped space fabric.
CN2012101825727A 2012-06-04 2012-06-04 Double needle bed warp knitting machine with on-line movable needle beds for producing irregularly-shaped space fabric CN102704180A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012101825727A CN102704180A (en) 2012-06-04 2012-06-04 Double needle bed warp knitting machine with on-line movable needle beds for producing irregularly-shaped space fabric

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Application Number Priority Date Filing Date Title
CN2012101825727A CN102704180A (en) 2012-06-04 2012-06-04 Double needle bed warp knitting machine with on-line movable needle beds for producing irregularly-shaped space fabric

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102978823A (en) * 2012-11-23 2013-03-20 福建福联精编有限公司 Special-shaped three-dimensional knitted fabric and manufacturing method thereof
CN104562420A (en) * 2015-01-28 2015-04-29 江苏润源控股集团有限公司 Knocking-over bar distance adjusting mechanism of warp knitting machine with double needle beds
CN104611830A (en) * 2015-01-15 2015-05-13 福建华峰新材料有限公司 Two-needle bed warp knitting machine and looping mechanism thereof
CN106702587A (en) * 2017-01-11 2017-05-24 福建省鑫港纺织机械有限公司 Structure for adjusting separation distance of knocking-over bars of two-needle-bar warp knitting machine
CN110777474A (en) * 2019-10-29 2020-02-11 江南大学 Variable-gauge warp-knitted spacer fabric and preparation method thereof
KR102102337B1 (en) 2019-03-06 2020-07-06 파이룽 머시너리 밀 코., 엘티디. Method for knitting three-dimensional fabric with variable thickness through a flat knitting machine
EP3702501A1 (en) 2019-03-01 2020-09-02 Pai Lung Machinery Mill Co., Ltd. Method for knitting three-dimensional fabric with variable thickness through a flat knitting machine
EP3702502A1 (en) 2019-03-01 2020-09-02 Pai Lung Machinery Mill Co., Ltd. Flat knitting machine structure with adjustable gap between two knock-over bits
KR20200108126A (en) 2019-03-06 2020-09-17 파이룽 머시너리 밀 코., 엘티디. Flat knitting machine structure with adjustable gap between two knock-over bits

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221520A (en) * 1963-02-27 1965-12-07 Rudolph G Bassist Double-needle-bed warp knitting machine
US4505134A (en) * 1982-05-27 1985-03-19 H. Stoll Gmbh & Co. Flat knitting machine
CN2429538Y (en) * 2000-06-02 2001-05-09 邵国平 Detachable flexible latch needle block
JP2004324020A (en) * 2003-04-25 2004-11-18 Nippon Mayer Ltd Method and machine for producing modified cross section three dimensional warp knit fabric and modified cross section three-dimensional warp knit fabric
CN1608154A (en) * 2001-12-28 2005-04-20 日本迈耶株式会社 Trick plate spacing changer for double raschel machines
JP2005330625A (en) * 2004-05-20 2005-12-02 Nippon Mayer Ltd Apparatus for changing interval between needle hooks and base yarn reeds in double raschel machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221520A (en) * 1963-02-27 1965-12-07 Rudolph G Bassist Double-needle-bed warp knitting machine
US4505134A (en) * 1982-05-27 1985-03-19 H. Stoll Gmbh & Co. Flat knitting machine
CN2429538Y (en) * 2000-06-02 2001-05-09 邵国平 Detachable flexible latch needle block
CN1608154A (en) * 2001-12-28 2005-04-20 日本迈耶株式会社 Trick plate spacing changer for double raschel machines
JP2004324020A (en) * 2003-04-25 2004-11-18 Nippon Mayer Ltd Method and machine for producing modified cross section three dimensional warp knit fabric and modified cross section three-dimensional warp knit fabric
JP2005330625A (en) * 2004-05-20 2005-12-02 Nippon Mayer Ltd Apparatus for changing interval between needle hooks and base yarn reeds in double raschel machine

Non-Patent Citations (1)

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蒋高明: "《现代经编工艺与设备》", 31 December 2001, 中国纺织出版社 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102978823A (en) * 2012-11-23 2013-03-20 福建福联精编有限公司 Special-shaped three-dimensional knitted fabric and manufacturing method thereof
CN104611830A (en) * 2015-01-15 2015-05-13 福建华峰新材料有限公司 Two-needle bed warp knitting machine and looping mechanism thereof
CN104611830B (en) * 2015-01-15 2016-09-21 福建华峰新材料有限公司 A kind of double rib warp loom and looping mechanism thereof
CN104562420A (en) * 2015-01-28 2015-04-29 江苏润源控股集团有限公司 Knocking-over bar distance adjusting mechanism of warp knitting machine with double needle beds
CN106702587A (en) * 2017-01-11 2017-05-24 福建省鑫港纺织机械有限公司 Structure for adjusting separation distance of knocking-over bars of two-needle-bar warp knitting machine
EP3702501A1 (en) 2019-03-01 2020-09-02 Pai Lung Machinery Mill Co., Ltd. Method for knitting three-dimensional fabric with variable thickness through a flat knitting machine
EP3702502A1 (en) 2019-03-01 2020-09-02 Pai Lung Machinery Mill Co., Ltd. Flat knitting machine structure with adjustable gap between two knock-over bits
KR102102337B1 (en) 2019-03-06 2020-07-06 파이룽 머시너리 밀 코., 엘티디. Method for knitting three-dimensional fabric with variable thickness through a flat knitting machine
KR20200108126A (en) 2019-03-06 2020-09-17 파이룽 머시너리 밀 코., 엘티디. Flat knitting machine structure with adjustable gap between two knock-over bits
CN110777474A (en) * 2019-10-29 2020-02-11 江南大学 Variable-gauge warp-knitted spacer fabric and preparation method thereof

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Application publication date: 20121003