CN105200654A - Knitting technology for three-dimensional knitting composite material and adopted knitter - Google Patents
Knitting technology for three-dimensional knitting composite material and adopted knitter Download PDFInfo
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- CN105200654A CN105200654A CN201510516549.0A CN201510516549A CN105200654A CN 105200654 A CN105200654 A CN 105200654A CN 201510516549 A CN201510516549 A CN 201510516549A CN 105200654 A CN105200654 A CN 105200654A
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- track
- spindle
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- layer
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- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 238000009940 knitting Methods 0.000 title abstract description 11
- 238000005516 engineering process Methods 0.000 title abstract description 5
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 238000009954 braiding Methods 0.000 claims description 20
- 238000009941 weaving Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 239000011159 matrix material Substances 0.000 abstract 3
- 238000009730 filament winding Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
Abstract
The invention discloses a knitting technology for a three-dimensional knitting composite material and an adopted knitter, and belongs to the field of three-dimensional knitting materials. Spindles are arranged on a track face formed by alternately arranging matrix track layers and strip-shaped track layers according to a certain rule and conduct anticlockwise circulation motion along the matrix track layers and the strip-shaped track layers to be knitted to obtain the novel three-dimensional knitting composite material. The track face formed by alternately arranging the unique matrix track layers and the strip-shaped track layers is adopted, and then the non-filament-winding spindles and the filament-winding spindles are arranged on the track face according to the certain rule and are made to move in a certain mode to be knitted, so that the three-dimensional knitting material of the novel structure is obtained finally, the knitting technology and equipment are simple and easy to achieve, and the obtained novel three-dimensional knitting material is more stable in geometric structure and more excellent in mechanical performance.
Description
Technical field
The present invention relates to three-dimensional knitting material field, specifically a kind of weaving of D braided composites and braiding machine used.
Background technology
D braided composites has high specific strength, specific modulus because of it, high damage tolerance and fracture toughness, shock-resistant, not stratified, the advantage such as cracking resistance and antifatigue, be used widely in the high-temperature-resistant structures such as Aeronautics and Astronautics, and constantly to medical treatment, physical culture, automobile and other industries expansion.Four step rule and two step method are two kinds of most widely used at present 3 D weaving techniques, and the multidirectional D braided composites application based on four step rule is more extensive, is usually used in the parts that one-shot forming is comparatively complicated in actual industrial production process.The kind of D braided composites is very few, working (machining) efficiency is low and process costs is high, is unfavorable for the performance optimizing composite.Obtain the better D braided composites of combination property, be badly in need of the more 3 D weaving technique of exploitation.
Summary of the invention
The object of this invention is to provide a kind of Novel weaved technique of D braided composites and braiding machine used, this weaving and braiding machine can meet that transverse yarns and longitudinal yarn are orderly in same plane does single cycle motion, and do not interfere with each other, thus obtain a kind of three novel woven composites.
The present invention is the technical scheme solving the problems of the technologies described above employing: a kind of weaving of D braided composites, spindle is made to complete braiding according to certain aligned transfer and motion, described spindle is arranged in array track layer and bar shaped rail layer with certain rule and interts in the orbital plane that formed, and does left-hand circular along array track layer and bar shaped rail layer and move and weave;
Wherein, array track layer is by some tracks be arranged in parallel I and be distributed in track I two ends and perpendicular to two tracks II of track I, and adjacent two tracks I form a rectangular rail of moving for spindle within it with the track II at its two ends, thus make spindle left-hand circular motion in rectangular rail;
Point track that described bar shaped rail layer is be arranged in parallel by several is formed, each point of track comprises two tracks III be arranged in parallel with track II, article two, the two ends of track III form a closed orbit ring by arc track, and spindle does left-hand circular motion at orbit ring;
The arrangement rule of spindle is:
In each rectangular rail, closely arrangement is completely hung yarn spindle and is not hung yarn spindle, to make adjacent between adjacent spindle thus to rely on external force to promote spindle advance, the track II at each rectangular rail two ends is distributed with one and hangs yarn spindle, and in whole rectangular rail, be distributed with three between adjacent two extension yarn spindles and do not hang yarn spindle;
Each point of track is alternately distributed uniformly and has hung yarn spindle and do not hang yarn spindle, and in the arc track at point track two ends, be respectively distributed with an extension yarn spindle;
Share one in rectangular rail with point track intersection and do not hang yarn spindle.
The weaving braiding machine used of above-mentioned D braided composites, comprises a work top, and the rectangular rail and point track that form described array track layer and bar shaped rail layer are distributed on work top;
Be provided with ring chain in described point of track, hang yarn spindle and do not hang yarn spindle and be fixed on ring chain according to the above-mentioned rule stated, and moving with ring chain;
One end of described two tracks II is provided with cylinder II, and two cylinders II are positioned at the both sides of work top, and drives the spindle in two tracks II to move along track II by two push rods;
The two ends of described track I are distributed with two connecting plates driven by two cylinders I, and two tracks I belonging to a rectangular rail drive the spindle in it to move round about by these two cylinders I by connecting plate and connecting rod respectively;
Be provided with stepper motor below described work top, power transmission is given the ring chain arranged in each point of track, to realize being synchronized with the movement of each ring chain by the cooperation of coaxial sprocket and chain by the power that stepper motor exports.
The course of work of braiding machine, comprises the following steps:
1) stepper motor drives the ring chain arranged in each point of track to move the position of two spindles, stops action;
2) piston rod of two cylinders II stretches out, and promotes push rod release respectively, promote the crossing that the extension yarn spindle be positioned on track II moves forward to track II and track I, and the piston rod of latter two cylinder II drives pusher retracted original position;
3) piston rod of two cylinders I stretches out, and promote respectively two connecting plates and on connecting rod travel forward, thus by step 2) in be in the extension yarn spindle orbital injection I of track II and track I crossing, simultaneously, one of being in respectively in two tracks I does not hang yarn spindle due to pushing between spindle and is squeezed in two tracks II simultaneously, and the piston rod of latter two cylinder I drive connecting plate and on connecting rod retraction original position;
4) step 2 is repeated) to step 3) four times, realize the once braiding circulation of braiding yarn;
5) repeat above-mentioned braiding circulation, thus obtain D braided composites.
Beneficial effect: the present invention forms orbital plane by adopting unique array track layer and bar shaped rail layer to intert, then in orbital plane, do not hang yarn spindle with the arrangement of certain rule and hang yarn spindle, and make it move according to certain mode to weave, thus finally obtain a kind of three-dimensional knitting material of new construction, its weaving and equipment is simple, be convenient to realize, and the novel three-dimensional braided material geometry obtained is more firm, mechanical property is more excellent.
Accompanying drawing explanation
Fig. 1 is rectangular rail Rotating fields schematic diagram;
Fig. 2 is bar shaped rail layer structural representation;
Fig. 3 is the motion schematic diagram in spindle orbital plane after simplification;
Fig. 4 is the structural representation of braiding machine;
Fig. 5 is the side-looking structural representation of braiding machine;
Reference numeral: 1, rectangular rail, 101, track I, 102, track II, 2, point track, 201, track III, 202, arc track, 3, hang yarn spindle, 4, yarn spindle is not hung, 5, work top, 6, cylinder II, 601, push rod, 7, cylinder I, 701, connecting plate, 702, connecting rod, 8, ring chain, 9, stepper motor, 901, driving chain, 902, coaxial sprocket, 903, power transmission shaft.
Detailed description of the invention
As Figure 1-3, a kind of weaving of D braided composites, spindle is made to complete braiding according to certain aligned transfer and motion, described spindle is arranged in array track layer and bar shaped rail layer with certain rule and interts in the orbital plane that formed, and does left-hand circular along array track layer and bar shaped rail layer and move and weave;
Wherein, array track layer is by some tracks be arranged in parallel I 101 and be distributed in track I 101 two ends and perpendicular to two tracks II 102 of track I 101, and adjacent two tracks I 101 form a rectangular rail 1 of moving for spindle within it with the track II 102 at its two ends, thus make spindle left-hand circular motion in rectangular rail 1;
Point track 2 that described bar shaped rail layer is be arranged in parallel by several is formed, each point of track 2 comprises two tracks III 201 be arranged in parallel with track II 102, article two, the two ends of track III 201 form a closed orbit ring by arc track 202, and spindle does left-hand circular motion at orbit ring;
The arrangement rule of spindle is:
In each rectangular rail 1, closely arrangement is completely hung yarn spindle 3 and is not hung yarn spindle 4, to make adjacent between adjacent spindle thus to rely on external force to promote spindle advance, the track II 102 at each rectangular rail 1 two ends is distributed with one and hangs yarn spindle 3, and in whole rectangular rail 1, be distributed with three between adjacent two extension yarn spindles 3 and do not hang yarn spindle 4;
Each point of track 2 is alternately distributed uniformly and has hung yarn spindle 3 and do not hang yarn spindle 4, and in the arc track 202 at point track 2 two ends, be respectively distributed with an extension yarn spindle 3;
Share one in rectangular rail 1 with point track 2 intersection and do not hang yarn spindle 4.
As shown in Figures 4 and 5, the weaving braiding machine used of above-mentioned D braided composites, comprises a work top 5, and the rectangular rail 1 and point track 2 that form described array track layer and bar shaped rail layer are distributed on work top 5;
Be provided with ring chain 8 in described point of track 2, hang yarn spindle 3 and do not hang yarn spindle 4 and be fixed on ring chain 8 according to above-mentioned rule, and move with ring chain 8;
One end of described two tracks II 102 is provided with cylinder II 6, and two cylinders II 6 are positioned at the both sides of work top 5, and drives the spindle in two tracks II 102 to move along track II 102 by two push rods 601;
The two ends of described track I 101 are distributed with two connecting plates 701 driven by two cylinders I 7, and two tracks I 101 belonging to a rectangular rail 1 drive the spindle in it to move round about by these two cylinders I 7 by connecting plate 701 and connecting rod 702 respectively;
Stepper motor 9 is provided with below described work top 5, power transmission is given the ring chain 8 arranged in each point of track 2, to realize being synchronized with the movement of each ring chain 8 by the cooperation of coaxial sprocket 902, driving chain 901 and power transmission shaft 903 by the power that stepper motor 9 exports.
The course of work of above-mentioned braiding machine, comprises the following steps:
1) stepper motor 9 drives the ring chain 8 arranged in each point of track 2 to move the position of two spindles, stops action;
2) piston rod of two cylinders II 6 stretches out, and promotion push rod 601 is released respectively, promote the crossing that the extension yarn spindle 3 be positioned on track II 102 moves forward to track II 102 and track I 101, and the piston rod of latter two cylinder II 6 drives push rod 601 to retract original position;
3) piston rod of two cylinders I 7 stretches out, and promote respectively two connecting plates 701 and on connecting rod 702 travel forward, thus by step 2) in be in extension yarn spindle 3 orbital injection I 101 of track II 102 and track I 101 crossing, simultaneously, one of being in respectively in two tracks I 101 does not hang yarn spindle 4 due to pushing between spindle and is squeezed in two tracks II 102 simultaneously, and the piston rod of latter two cylinder I 7 drive connecting plate 701 and on connecting rod 702 to retract original position;
4) step 2 is repeated) to step 3) four times, realize the once braiding circulation of braiding yarn;
5) repeat above-mentioned braiding circulation, thus obtain D braided composites.
Claims (2)
1. the weaving of a D braided composites, spindle is made to complete braiding according to certain aligned transfer and motion, it is characterized in that: described spindle is arranged in array track layer and bar shaped rail layer with certain rule and interts in the orbital plane that formed, and do left-hand circular along array track layer and bar shaped rail layer and move and weave;
Wherein, array track layer is by some the tracks be arranged in parallel I (101) and be distributed in track I (101) two ends and perpendicular to two tracks II (102) of track I (101), and adjacent two tracks I (101) form a rectangular rail (1) of moving for spindle within it with the track II (102) at its two ends, thus make spindle left-hand circular motion in rectangular rail (1);
Point track (2) that described bar shaped rail layer is be arranged in parallel by several is formed, each point of track (2) comprises two tracks III (201) be arranged in parallel with track II (102), article two, the closed orbit ring of arc track (202) formation one is passed through at the two ends of track III (201), and spindle does left-hand circular motion at orbit ring;
The arrangement rule of spindle is:
In each rectangular rail (1), closely arrangement is completely hung yarn spindle (3) and is not hung yarn spindle (4), to make adjacent between adjacent spindle thus to rely on external force to promote spindle advance, the track II (102) at each rectangular rail (1) two ends is distributed with one and hangs yarn spindle (3), and in whole rectangular rail (1), be distributed with three between adjacent two extensions yarn spindle (3) and do not hang yarn spindle (4);
Each point of track (2) is alternately distributed uniformly and has hung yarn spindle (3) and do not hang yarn spindle (4), and in the arc track (202) at point track (2) two ends, be respectively distributed with extension yarn spindle (3);
Share one in rectangular rail (1) with point track (2) intersection and do not hang yarn spindle (4).
2. the weaving of D braided composites according to claim 1 braiding machine used, it is characterized in that: comprise a work top (5), the rectangular rail (1) and point track (2) that form described array track layer and bar shaped rail layer are distributed on work top (5);
Be provided with ring chain (8) in described point of track (2), hang yarn spindle (3) and do not hang yarn spindle (4) and be fixed on ring chain (8) according to rule according to claim 1, and moving with ring chain (8);
One end of described two tracks II (102) is provided with cylinder II (6), and two cylinders II (6) are positioned at the both sides of work top (5), and drives the spindle in two tracks II (102) to move along track II (102) by two push rods (601);
The two ends of described track I (101) are distributed with two connecting plates (701) driven by two cylinders I (7), and two tracks I (101) belonging to a rectangular rail (1) drive the spindle in it to move round about by these two cylinders I (7) by connecting plate (701) and connecting rod (702) respectively;
Described work top (5) below is provided with stepper motor (9), power transmission is given the ring chain (8) arranged in each point of track (2), to realize being synchronized with the movement of each ring chain (8) by the cooperation of coaxial sprocket and chain by the power that stepper motor (9) exports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516549.0A CN105200654B (en) | 2015-08-21 | 2015-08-21 | A kind of weaving of D braided composites and braider used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516549.0A CN105200654B (en) | 2015-08-21 | 2015-08-21 | A kind of weaving of D braided composites and braider used |
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| Publication Number | Publication Date |
|---|---|
| CN105200654A true CN105200654A (en) | 2015-12-30 |
| CN105200654B CN105200654B (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510516549.0A Active CN105200654B (en) | 2015-08-21 | 2015-08-21 | A kind of weaving of D braided composites and braider used |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609417A (en) * | 2016-11-04 | 2017-05-03 | 中国纺织科学研究院 | Three-dimensional knitting technology, and three-dimensional fabric |
| CN110396763A (en) * | 2019-07-10 | 2019-11-01 | 浙江理工大学 | A kind of increase and decrease yarn method applied to three-dimensional ring four step braiding |
| CN110424098A (en) * | 2019-08-02 | 2019-11-08 | 连云港耐特网具有限公司 | A kind of weaving method of netting |
-
2015
- 2015-08-21 CN CN201510516549.0A patent/CN105200654B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609417A (en) * | 2016-11-04 | 2017-05-03 | 中国纺织科学研究院 | Three-dimensional knitting technology, and three-dimensional fabric |
| CN106609417B (en) * | 2016-11-04 | 2018-07-13 | 中国纺织科学研究院有限公司 | A kind of 3 D weaving technique and three dimensional fabric |
| CN110396763A (en) * | 2019-07-10 | 2019-11-01 | 浙江理工大学 | A kind of increase and decrease yarn method applied to three-dimensional ring four step braiding |
| CN110396763B (en) * | 2019-07-10 | 2020-09-18 | 浙江理工大学 | Yarn increasing and decreasing method applied to three-dimensional annular four-step method weaving |
| CN110424098A (en) * | 2019-08-02 | 2019-11-08 | 连云港耐特网具有限公司 | A kind of weaving method of netting |
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| Publication number | Publication date |
|---|---|
| CN105200654B (en) | 2017-04-05 |
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Effective date of registration: 20191107 Address after: 312500 No. 20 Wufeng Road, Xinchang County, Shaoxing City, Zhejiang Province (Xinchang High-tech Industrial Park) Patentee after: ZHEJIANG BENFA TECHNOLOGY CO.,LTD. Address before: 471000 Xiyuan Road, Jianxi District, Henan, No. 48, No. Patentee before: Henan University of Science and Technology |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A weaving process of three-dimensional braided composite material and its knitting machine Effective date of registration: 20211230 Granted publication date: 20170405 Pledgee: Bank of Shaoxing Limited by Share Ltd. Xinchang branch Pledgor: ZHEJIANG BENFA TECHNOLOGY CO.,LTD. Registration number: Y2021330002751 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20170405 Pledgee: Bank of Shaoxing Limited by Share Ltd. Xinchang branch Pledgor: ZHEJIANG BENFA TECHNOLOGY CO.,LTD. Registration number: Y2021330002751 |