CN202440633U - Yarn guide device and yarn guide system thereof - Google Patents
Yarn guide device and yarn guide system thereof Download PDFInfo
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- CN202440633U CN202440633U CN 201220069221 CN201220069221U CN202440633U CN 202440633 U CN202440633 U CN 202440633U CN 201220069221 CN201220069221 CN 201220069221 CN 201220069221 U CN201220069221 U CN 201220069221U CN 202440633 U CN202440633 U CN 202440633U
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- yarn
- thread
- roller
- guide
- tensioner
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Abstract
The utility model discloses a yarn guide device which comprises a yarn mouth (3) and an installation support (1). The yarn mouth (3) is installed on the installation support (1) through a yarn guide arm (2), a porcelain eye (1) which changes the walking direction of yarns is arranged on the yarn guide arm (2), a rolling wheel (5) is further arranged beside the porcelain eye (4), and the walking direction of the yarns is changed by the rolling wheel (5). The utility model further discloses a yarn guide system adopting the yarn guide device. The system further comprises a yarn-feeding tensioner (6), a protection cover corner yarn-guide hole (8) and a side yarn tensioner (9). The yarn guide device greatly reduces fiction resistance of the yarns at each turning corner by respectively designing the parts which cause large friction resistance and enables the yarns to be easily guided into a pinhook all the way under a rolling state to be knitted.
Description
Technical field
The utility model discloses the thread-carrier device that a kind of computer flat knitting machine is used, belong to the computer flat knitting machine field of mechanical technique.The utility model also relates to the guide system that uses above-mentioned thread-carrier device.
Background technology
Computer flat knitting machine is when braiding; The wool yarn inlet wire is taken off thread-carrier (being the yarn mouth) outlet from the yarn tube and is imported pinhock, will pass through hook respectively, go up and import thread-carrier again after the change direction on yarn tensioner, protecting cover turning thread guide eyelet, limit yarn tensioner, the guide arm and export.
At present, curve, corner's yarn all guides through the porcelain eye that is provided with, and weaves yarn guide like this and just can produce frictional resistance, this frictional resistance is very big.
Come in, in order to solve above-mentioned this problem, field of textile machinery is provided with parts such as yarn feeder, yarn storage device on computer flat knitting machine, address this problem with expectation.Through actual application; Even having installed yarn feeder (or yarn storage device), increase also can only reduce the partial frictional resistance that front, protecting cover turning yarn forms; And yarn is from the yarn tube to braiding, and the main frictional resistance that one tunnel guiding produces still produces very big frictional resistance after yarn imports the protecting cover turning.
The producer that these problems are perplexing research and development and using is materials such as cashmere, the young hair of sheep like yarn, because its fiber weak point pulling force is relatively poor; Again through the accumulation of the curving of another road together, turning frictional resistance; Can cause yarn tight, when the pinhock that imports knitting needle weaves, can cause fibrous fracture; Produce fabric eye fault etc., worse situation or even can't ordinary production.
The utility model content
The utility model technical problem to be solved provides a kind of thread-carrier device, and this thread-carrier device can reduce the resistance that yarn gets into the yarn mouth.The utility model also provides a kind of employing above-mentioned thread-carrier device, can reduce the guide system of yarn resistance before getting into the yarn mouth comprehensively.
In order to solve above-mentioned technical problem, the technical scheme of the utility model is: a kind of thread-carrier device, comprise yarn mouth and mounting bracket, and said yarn mouth is installed on the mounting bracket through the guide arm, and said guide arm is provided with the porcelain eye that changes the yarn direction of travel.Yarn is curving angle when big, and the frictional resistance that reciprocating stroke produces in porcelain eye is bigger.
The solution of the utility model is: on said guide arm, said porcelain eye limit is provided with roller.
Described porcelain eye and roller are two groups.
Described two groups of porcelain eyes, roller symmetry, flatly be arranged on the guide arm.
Yarn is earlier through porcelain eye, and then through roller, the yarn direction of travel is changed by roller, and the rolling of roller has reduced resistance.And the role of porcelain eye prevents that yarn breaks away from the cylindrical of roller when walking at this moment.
The guide system of the utility model comprises above-mentioned thread-carrier device, goes up yarn tensioner, protecting cover turning thread guide eyelet and limit yarn tensioner, and yarn gets into the yarn mouth of thread-carrier device through last yarn tensioner, protecting cover turning thread guide eyelet, limit yarn tensioner.
The said yarn tensioner of going up comprises thread take-up spring, and said thread take-up spring end is provided with roller.
Thread guide eyelet limit, said protecting cover turning is provided with roller, and yarn changes direction of travel through roller.
Said limit yarn tensioner comprises thread take-up spring, and said thread take-up spring end is provided with roller.
In order to prevent yarn sideslip on roller, depart from desirable direction, all can be provided with groove on the above-mentioned roller cylindrical, adopt groove to fetter yarn.Preferred " V " font groove that adopts.
The utility model has the advantages that:
1, improves quality of braided fabric.The applicant carries out tensile test to different guide modes respectively, takes off thread-carrier (yarn mouth) outlet from the yarn tube, and same yarn adopts tensiometer pulling force comparing result following:
1) original guide 30-36N of system;
2) 15-18N after increasing yarn feeder in the original guide system;
3) 20-25N after increasing yarn storage device in the original guide system;
4) 11-14N after use the utility model rolling system authority.
From comparing result, just can see the advantage of the utility model, help improving quality of braided fabric, particularly the relatively poor yarns of the short pulling force of some fibre.
2, significantly reduce yarn and get into the preceding resistance of yarn mouth.Through to causing the bigger position of frictional resistance to design respectively, significantly reduced yarn at the frictional resistance that respectively curves the turning, make yarn on next road of rolling condition like a cork the implanting needle crocheting knit.And, do not need the motor power energy as long as yarn self guiding pulling force drives roller.
Original yarn feeder (or yarn storage device), it has just alleviated the thread segment frictional resistance before the protecting cover turning.And the utility model alleviates is the overall process of yarn guide stroke, reduces when head back and forth moves braiding and returns the frictional resistance in the yarn process, and yarn is easily obtained back and forth fast, and it is slow to have solved original time yarn speed, helps improving reciprocal knitting speed.
3, reduce cost, practiced thrift the energy.Original computer flat knitting machine is as being equipped with yarn feeder (or yarn storage device), and it must have supporting electric equipment, just production cost and use cost increase like this.And the utility model is oversimplified complicated guide process, replaces original yarn feeder (or yarn storage device) with extremely low cost, and low cost of manufacture has also been practiced thrift great deal of raw materials simultaneously.
4, the roller structure of the utility model is simple, long service life, convenient maintenance and replacement.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Fig. 1 is a thread-carrier apparatus structure sketch map.
Fig. 2 is the thread-carrier apparatus structure sketch map of the utility model after improving.
Fig. 3 is last yarn tensioner structural representation.
Fig. 4 is the last yarn tensioner structural representation of the utility model after improving.
Fig. 5 is a computer flat knitting machine protecting cover structural representation.
Fig. 6 is the structural representation that A portion amplifies among Fig. 5.
Fig. 7 is a limit yarn tensioner structural representation.
Fig. 8 is the limit yarn tensioner structural representation of the utility model after improving.
The specific embodiment
As shown in Figure 1, the thread-carrier device comprises yarn mouth 3 and mounting bracket 1, and said yarn mouth 3 is installed on the mounting bracket 1 through guide arm 2, and said guide arm 2 is provided with the porcelain eye 4 that changes the yarn direction of travel.
General yarn flatly passes through earlier porcelain eye 4, and after passing through porcelain eye 4, the direction of travel of yarn just changes about 90 °, though porcelain eye 4 smooth surfaces, the frictional resistance that is close together with yarn is still very big.
The general idea of the utility model is: change yarn into rolling friction in the sliding friction that curves, corner produces when changing direction of travel.
According to above-mentioned thinking, as shown in Figure 2, the utility model is on said guide arm 2; Be provided with roller 5 on said porcelain eye 4 limits, yarn contacts with roller 5 through porcelain eye 4 backs earlier through porcelain eye 4; Walking under the rotation of roller 5, its direction of travel is just changed by roller 5 this moment.
In order to cooperate different yarn mouth 3 to use, the quantity that is provided with of porcelain eye 4 and roller 5 should be corresponding with different yarn mouths 3, for example two yarn mouths, and described porcelain eye 4 just need be two groups with roller 5.At this moment, described two groups of porcelain eyes 4, roller 5 symmetries, flatly be arranged on the guide arm 2, as shown in Figure 2.
The utility model also provides a kind of guide system, and this system integrally carries out " Reduction of Students' Study Load " to its resistance before yarn gets into yarn mouth 3.This guide system comprises above-mentioned thread-carrier device, goes up yarn tensioner 6, protecting cover turning thread guide eyelet 8 and limit yarn tensioner 9, and yarn gets into the yarn mouth 3 of thread-carrier devices through last yarn tensioner 6, protecting cover turning thread guide eyelet 8, limit yarn tensioner 9.
Like Fig. 3, shown in 4; The porcelain eye 4 that this guide system will go up on yarn tensioner 6 thread take-up springs 7 is changed into roller 5, and like Fig. 5, shown in 6, thread guide eyelet 8 limits are provided with roller 5 at the protecting cover turning; Like Fig. 7, shown in 8, also the porcelain eye 4 on said limit yarn tensioner 9 thread take-up springs 7 is changed into roller 5.
The above-mentioned structural change of going up yarn tensioner 6, protecting cover turning thread guide eyelet 8 and limit yarn tensioner 9 is to adopt roller 5 to change the yarn direction of travel equally, and the roller 5 of rolling reduces resistance.
Because the constraint that the outer circumferential edge of roller 5 has no yarn, yarn sideslip very easily on roller 5 departs from desirable position and direction, the utility model roller 5 cylindricals are provided with groove, and for example " V " font groove adopts groove to fetter yarn.
Like this, the roller 5 of yarn on last yarn tensioner 6 thread take-up springs 7 is behind the roller 5 through protecting cover turning thread guide eyelet 8; Thread guide eyelet 8 passes from the protecting cover turning, arrives the roller 5 on yarn tensioner 9 thread take-up springs 7 of limit, passes through the porcelain eye 4 of thread-carrier device at last; Contact with roller 5 on the thread-carrier device through porcelain eye 4 back; Walking under the rotation of roller 5, its direction of travel just through being changed by roller, finally get into yarn mouth 3 at this moment.
The foregoing description limits the utility model never in any form, and every employing is equal to the technical scheme that replacement or the mode of equivalent transformation obtain and all drops in the protection domain of the utility model.
Claims (10)
1. thread-carrier device; Comprise yarn mouth (3) and mounting bracket (1); Said yarn mouth (3) is installed on the mounting bracket (1) through guide arm (2), and said guide arm (2) is provided with the porcelain eye (4) that changes the yarn direction of travel, it is characterized in that: on said guide arm (2); Said porcelain eye (4) limit also is provided with roller (5), and the yarn direction of travel is changed by roller (5).
2. thread-carrier device according to claim 1 is characterized in that: said roller (5) cylindrical is provided with groove.
3. thread-carrier device according to claim 2 is characterized in that: said groove is " V " font.
4. thread-carrier device according to claim 1 is characterized in that: described porcelain eye (4) and roller (5) are two groups.
5. thread-carrier device according to claim 4 is characterized in that: described two groups of porcelain eyes (4), roller (5) symmetry, flatly be arranged on the guide arm (2).
6. guide system; It is characterized in that comprising like each described thread-carrier device of claim 1-5, go up yarn tensioner (6), protecting cover turning thread guide eyelet (8) and limit yarn tensioner (9), yarn gets into the yarn mouth (3) of thread-carrier device through last yarn tensioner (6), protecting cover turning thread guide eyelet (8), limit yarn tensioner (9).
7. guide according to claim 6 system is characterized in that: the said yarn tensioner (6) of going up comprises thread take-up spring (7), and said thread take-up spring (7) end is provided with roller (5).
8. guide according to claim 6 system, it is characterized in that: said protecting cover turning thread guide eyelet (8) limit is provided with roller (5), and yarn changes direction of travel through roller (5).
9. guide according to claim 6 system, it is characterized in that: said limit yarn tensioner (6) comprises thread take-up spring (7), said thread take-up spring (7) end is provided with roller (5).
10. according to claim 7,8 or 9 described guide systems, it is characterized in that: " V " font groove is set on said roller (5) cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220069221 CN202440633U (en) | 2012-02-29 | 2012-02-29 | Yarn guide device and yarn guide system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220069221 CN202440633U (en) | 2012-02-29 | 2012-02-29 | Yarn guide device and yarn guide system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202440633U true CN202440633U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220069221 Expired - Fee Related CN202440633U (en) | 2012-02-29 | 2012-02-29 | Yarn guide device and yarn guide system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202440633U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587022A (en) * | 2012-02-29 | 2012-07-18 | 常熟市国光机械有限公司 | Yarn guide device and yarn guide system thereof |
| CN104233609A (en) * | 2013-06-11 | 2014-12-24 | H.斯托尔两合公司 | Flat knitting machine |
| RU2549083C1 (en) * | 2014-03-05 | 2015-04-20 | Дмитрий Валерьевич Марченков | Method of casting on loops of knitted fabric and device for its implementation |
| CN113584704A (en) * | 2021-08-20 | 2021-11-02 | 针知运纺织科技(上海)有限公司 | Weft insertion yarn guide system of computer flat knitting machine |
-
2012
- 2012-02-29 CN CN 201220069221 patent/CN202440633U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587022A (en) * | 2012-02-29 | 2012-07-18 | 常熟市国光机械有限公司 | Yarn guide device and yarn guide system thereof |
| CN104233609A (en) * | 2013-06-11 | 2014-12-24 | H.斯托尔两合公司 | Flat knitting machine |
| CN104233609B (en) * | 2013-06-11 | 2016-11-23 | H.斯托尔两合公司 | Flat knitting machine |
| RU2549083C1 (en) * | 2014-03-05 | 2015-04-20 | Дмитрий Валерьевич Марченков | Method of casting on loops of knitted fabric and device for its implementation |
| CN113584704A (en) * | 2021-08-20 | 2021-11-02 | 针知运纺织科技(上海)有限公司 | Weft insertion yarn guide system of computer flat knitting machine |
| CN113584704B (en) * | 2021-08-20 | 2022-12-02 | 针知运纺织科技(上海)有限公司 | Weft insertion yarn guide system of computer flat knitting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20180229 |