CN1536117A - Needle for knitting frame - Google Patents
Needle for knitting frame Download PDFInfo
- Publication number
- CN1536117A CN1536117A CNA2004100323470A CN200410032347A CN1536117A CN 1536117 A CN1536117 A CN 1536117A CN A2004100323470 A CNA2004100323470 A CN A2004100323470A CN 200410032347 A CN200410032347 A CN 200410032347A CN 1536117 A CN1536117 A CN 1536117A
- Authority
- CN
- China
- Prior art keywords
- pin
- coil
- pinhock
- needle
- latch
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/02—Knitting tools or instruments not provided for in group D04B15/00 or D04B27/00
- D04B35/04—Latch needles
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Machines (AREA)
Abstract
A latch needle has a stitch support section (40) between the tip (38) of the latch (31) and the start of the rounded needle end (33). The support section can be straight or consist of a recess (41) that can be almost V-shaped. The support section (40) provides increased resistance to removal of the stitch over the needle. An Independent claim is also included for a knitting cycle using such needles with a needle movement that allows the stitch to remain momentarily on the support section (40) after closing the latch so that the stitch hangs on both needles.
Description
Technical field
The present invention relates to be used for the pin of knitting machine, this needle set have be mounted to can swinging mounting and in the final position needle latch of closed pinhock, the invention still further relates to the method for carrying out the branch circle with the knitting machine that this pin is housed.
Background technology
When the very complicated fabric of manufacturing technique, dividing circle is a kind of method of frequent needs.Such is favourable to the transition from the single face fabric to reversible cloth for example divided by circle.Divide circle also to allow to form a full line knitting technology weave, and such knitting technology weave is unavailable in other cases.
Up to now, can only realize wherein making a circle bar hang in the pin and another circle bar hangs over real branch circle in the opposed pin with compound needle.For example, EP 0494549 has described this branch circle.Divide circle to accomplish like this, promptly a circle bar had been hooked and enclosed on the pusher jack that is positioned at the former pin of coil by the pinhock of opposed pin after, then the pusher jack of initial fixation coil was opened.So, the circle bar of not lived by opposed pinhock is fallen in the pinhock of the former pin of coil.
Yet, utilize the latch needles of knowing so far can't carry out such branch circle.
Summary of the invention
Task of the present invention is to propose a kind of latch needles, can carry out real branch circle process with it, and the present invention proposes a kind ofly how to carry out the method that branch encloses with this latch needles.
Utilize one that be used for knitting machine and have a supporting swingably and in the final position pin of the needle latch of closed pinhock realized this purpose, the characteristics of this pin are, are provided with a coil contact-segment between the starting point of the circular portion of the point of the needle latch on the final position of closed pinhock and this pinhock head.
Concerning the latch needles of prior art, the needle latch that is in closure state covers the pinhock head fully or directly ends at before the circle of pinhock head.This means that the coil that slips over closed needle latch directly jumps on the round pin gib head and slips into therefrom in the line knitting technology weave of the fabric of making so far from the needle latch end.
Concerning latch needles of the present invention, so design pinhock now, promptly before the circular portion starting point of pinhock head, be provided with a coil contact-segment, coil can be positioned on this coil contact-segment after the needle latch point glides.Therefore, it allows coil to be fixed.
This coil contact-segment for example can be formed by a line part of the free leg of pinhock.In other words, compare with the latch needles of prior art, this leg has extended on the rectilinear direction simply.Yet in another embodiment, this coil contact-segment also has a recess, and this recess allows coil to be fixed reliablely.Here, this recess forming V-shape and/or constitute roughly by a wavy shaped configuration of the free leg of this pinhock.Another possibility of improving that coil remains on the coil contact-segment is, so is formed in the wire surface in this coil contact-segment zone, and promptly coil slips over this wire surface with can only overcoming bigger resistance.
Pin also can be so-called spring latch needles, and wherein, needle latch can overcome a spring resistance ground and move in two final position.This pin be know already and can be particularly advantageous for the barring-on process.
Be following steps at the feature body that is equipped with the inventive method of branch circle on the knitting machine of opposed pin of the present invention:
-eject this pin and treat sub-coil, be attached to one until coil with the circle head and forming on the shank on the pin tripe,
-eject opposed pin and guide needle to be hooked in the shank of the pin of fixing this coil and to treat and pass between the circle bar of sub-coil,
-this two pins retraction is positioned on the shank of pin of initial hold-in winding and is positioned at the pinhock of opposed pin simultaneously until the circle head,
-pin of initial fixation coil is further bounced back, until the needle latch of closed this pin of this coil and be attached on this coil contact-segment,
-pin of this coil of initial fixation is advanced, wherein this coil is opened needle latch and is slipped in the pinhock of this pin,
-make two pins retract to home position, wherein this coil is positioned at two pinhocks now simultaneously.
The starting point of the inventive method is corresponding to making a coil carry out the transition to method on the opposed pin from a pin.Can by one on the pin and will enclose bar and realize guiding the pinhock of opposed pin enclosing the possibility of passing between the shank of pin of bar and initial fixation coil to the thrust spring of external pressure.Compare with hitherto known latch needles, the coil contact-segment can realize treating that sub-coil firmly is fixed in this zone and subsequently by making before this pin and then coil is slipped in this pinhock, and opposed pin remains on this coil in its pinhock.When this process finished, this coil was positioned at a circle head and a circle bar on the pin of this coil of initial fixation and with another and encloses the pinhock that bar is positioned at opposed pin.On straight-bar machines and circular knitter, can realize this method.
Description of drawings
Below, describe preferred embodiment and method of the present invention in conjunction with the accompanying drawings in detail according to pin of the present invention, wherein:
Fig. 1 a represents latch needles according to prior art with side view;
Fig. 1 b-1d represents according to three latch needles of the present invention with side view;
Fig. 2 cuts open two opposed needle-bars that figure represents to have the straight-bar machines of latch needles shown in Fig. 1 b with office, and they are positioned on the home position of branch circle;
Fig. 3 be corresponding diagram 2 and at minute view of circle in the phase I;
Fig. 4 be corresponding diagram 2 and at minute view of circle in the second stage;
Fig. 5 be corresponding diagram 2 and at minute view of circle in the phase III;
Fig. 6 be corresponding diagram 2 and the view in minute circle quadravalence section;
Fig. 7 be corresponding diagram 2 and at minute view of circle in the five-stage.
The specific embodiment
Fig. 1 a represents the latch needles 3 according to prior art " front area.Latch needles 3 " a pin neck 32 arranged ", the needle point 35 of syringe needle 33 and on the pinhock end.In addition, be provided with a needle latch 31, it is installed into can be around a swivel point D swing, and this swivel point D is positioned on the line 100.As shown in the figure, needle latch 31 is positioned on the final position of its closed pinhock.The end 38 of needle latch covers needle point 35 and just ends on the starting point of border circular areas of syringe needle 33.This means that coil that slips over needle latch 31 and needle latch point 38 is leapt on the border circular areas of pinhock head 33 and slipped into therefrom at latch needles 3 " below knitting technology weave in.Therewith differently, the latch needles of the present invention 3 shown in Fig. 1 b illustrates a pin neck 32, it and latch needles 3 " pin neck 32 " compare and be lengthened out and a quite low pinhock is arranged.Here, the free leg 34 of pinhock is also than latch needles 3 " in length, the result, 40, one coils of a coil contact-segment of formation can be maintained on this coil contact-segment between needle latch 31 point 38 and pinhock head 33.This means that the retraction of the coil that slips over needle latch 31 and needle latch point 38 by latch needles 3 jumps on this coil contact-segment 40 and at latch needles 3 and further can not be maintained at that under the situation of retraction.Have only when latch needles 3 further during retraction, coil just slips over pinhock head 33 ground and enters in this knitting technology weave, as at latch needles 3 " in.
Fig. 1 c, 1d represent latch needles 3 of the present invention, 3 " " optional embodiment, they all are furnished with coil contact-segment 40 ', 40 respectively ".In latch needles 3 of Fig. 1 c, the free leg 34 ' of latch needles 3 pinhocks has the recess 41 of an about forming V-shape, this recess most advanced and sophisticated rounded.Radius at tip place carries out the transition to a straightway 43, and this straight line leads to pinhock head 33, and this radius is a straightway 42 in the opposite side transition, and it extends to needle point 35 always.Because recess 41 is arranged, in latch needles 3 , obtained than 3 better with latch needles, coil remained on the effect on the coil contact-segment 40 '.
Fig. 1 d represents a latch needles 3 that is very similar to 3 of latch needles shown in Fig. 1 c " ".Here, coil contact-segment 40 " recess 44 of a circle is also arranged, but this recess 44 is needle point 35 or pinhock head 33 with bend 45,46 transition now.Concerning these two pins is latch needles 3 and 3 " ", recess 41,44 is respectively by the free leg 34 ' of this pinhock and 34 " become wavy corresponding construction formation.
Now, Fig. 2-Fig. 7 represents how have the straight-bar machines of two opposed needle-bars 1,2 to finish the branch circle with one, and wherein needle-bar 1,2 is equipped with the latch needles 3,3 ' shown in Fig. 1 b.Here, Fig. 2 is illustrated in the tongue pin 3 and the latch needles 3 ' that is in home position that is arranged on the opposed needle-bar 2 of the initial fixation coil 5 on the needle-bar 1.Latch needles 3 can outwards move on the direction shown in the arrow A and move inward on direction shown in the arrow B.Similarly, latch needles 3 ' can eject on the direction shown in the arrow C and bounce back on direction shown in the arrow B.The coil of the succession row that is made at last of fabric 4 is maintained at 36 li of the hook eyes of the latch needles 3 of needle-bar 1.A unshowned haulage gear is moving down fabric 4 on the direction shown in the arrow Z.This tractive force causes in the coil 5 on being bearing in a knocking over line 12 and tension force occurs, this tension force concerning the lopping method and move on to loop transfer method on the needle-bar 2 and branch circle method described herein be absolutely necessary.
For sub-coil 5 on latch needles 3, as shown in Figure 3, latch needles 3 is ejected on direction shown in the arrow A, open this needle latch 31 and coil is sliding on the shank on the pin tripe 37 of shank up to coil 5.In addition, arrange a thrust spring 38 in this pin tripe 37, it stretches coil 5 circle bars 5 ' side and leaves this shank.As a result, when latch needles 3 ' ejects on direction shown in the arrow C, can be between latch needles 3 shanks and circle bar 5 ' pinhock of guiding latch needles 3 ', be positioned on the circle 5 until this pinhock point 35 '.
As shown in Figure 4, on direction shown in the arrow D, make latch needles 3 ' retraction then, be positioned at the hook eye 36 ' of latch needles 3 ' up to coil 5.Simultaneously, latch needles 3 is returned along the arrow B direction remove, exactly return such degree of removing, promptly coil 5 closed needle latches 31 and coil are attached on the free leg 34 of lengthening of latch needles 3 pinhocks, as shown in Figure 5.In other words, coil 5 be positioned at the hook eye 36 of latch needles 3 ' now and be positioned on the coil contact-segment 40 simultaneously or the free leg 34 of latch needles 3 pinhocks on.From then on the position begins, and latch needles 3 moves along the arrow A direction again now, as shown in Figure 6.Owing to thisly eject motion, be positioned at the pinhock that coil 5 on the free leg 34 is opened the needle latch 31 of latch needles 3 and slipped into latch needles 3.Figure 6 illustrates this position.Then, on direction shown in arrow B and the D, make two latch needles 3,3 ' be retracted to their home position respectively, therefore, obtained situation shown in Figure 7.Now, coil 5 be positioned at the hook eye 36 ' of latch needles 3 ' with a circle bar 5 ' and with another circle bar 5 " be positioned at the hook eye 36 of latch needles 3.Therefore finish the branch circle.From position shown in Figure 7, now, for example use latch needles 3,3 ' to produce knitting technology weave respectively, in described knitting technology weave, also forming coil and not resemble in the prior art, the pin that does not have coil at present only puts into single line.
Claims (8)
1, a kind of pin that is used for knitting machine (3,3 ', 3 "; 3 ; 3 " "), it have a supporting swingably and on a final position needle latch (31,31 ') of closed this pinhock; it is characterized in that; between the starting point of the border circular areas of needle latch point (38) on needle latch (31, the 31 ') final position of closed this pinhock and pinhock head (33,33 '), be provided with a coil contact-segment (40; 40 ', 40 ").
2, pin as claimed in claim 1 is characterized in that, this coil contact-segment (40) is formed by a straightway of the free leg (34) of this pinhock.
3, pin as claimed in claim 1 is characterized in that, this coil contact-segment (40 ', 40 ") has a recess (41,44).
4, pin as claimed in claim 3 is characterized in that, the about forming V-shape of this recess (41).
As claim 3 or 4 described pins, it is characterized in that 5, this recess (41,44) is made of the wavy shaped configuration of the free leg (34) of this pinhock.
As the described pin of one of claim 1-5, it is characterized in that 6, the surface of this pin in this coil contact-segment (40,40 ', 40 ") zone (3,3 ', 3 , 3 " ") is design like this, promptly this coil can only slip over this surface under higher resistance.
As the described pin of one of claim 1-6, it is characterized in that 7, the resistance ground that the needle latch (31,31 ') of this pin (3,3 ', 3 , 3 " ") can overcome a spring moves into its final position.
8, a kind of method that is used for sub-coil (5) on a knitting machine, this knitting machine is equipped with as the described pin of one of claim 1-6 (3,3 '), and its feature body is following steps:
-with treating that sub-coil (5) ejects this pin (3), be attached on the pin tripe (37) that is formed on the shank with the circle head until coil,
-eject opposed pin (3 ') and guide this pinhock at the shank of the pin (3) that keeps this coil (5) with treat process between the circle bar (5 ') of sub-coil (5),
-make two pins (3,3 ') retractions, be positioned at the pinhock (36 ') that also is positioned at opposed pin (3 ') on the shank of pin (3) of this coil of initial fixation simultaneously up to this circle head,
-further the retraction of pin (3) that makes this coil of initial fixation (5), until the needle latch (31) of closed this pin of this coil (5) (3) and be positioned on this coil contact-segment (40),
-pin (3) of this coil of initial fixation (5) is advanced, wherein this coil (5) is opened this needle latch (31) and is slipped in the pinhock (36) of this pin,
-make two pins (3,3 ') be retracted to home position, wherein this coil (5) is positioned in two pinhocks (36,36 ') now simultaneously.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20030007640 EP1464746B1 (en) | 2003-04-03 | 2003-04-03 | Needle for knitting machines and method of splitting a stitch |
| EP03007640.0 | 2003-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1536117A true CN1536117A (en) | 2004-10-13 |
| CN100478512C CN100478512C (en) | 2009-04-15 |
Family
ID=32842748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100323470A Expired - Fee Related CN100478512C (en) | 2003-04-03 | 2004-04-02 | Methof for using needle for dividing wire rings on knitting machine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1464746B1 (en) |
| CN (1) | CN100478512C (en) |
| DE (1) | DE50303358D1 (en) |
| ES (1) | ES2260535T3 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324006B (en) * | 2007-06-15 | 2013-03-13 | H.斯托尔两合公司 | Method for binding the start and/or end of a knitting yarn |
| CN109750414A (en) * | 2019-02-28 | 2019-05-14 | 宁波慈星股份有限公司 | The compound needle of straight-bar machines |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012077418A (en) * | 2010-10-04 | 2012-04-19 | Shima Seiki Mfg Ltd | Method for split-knitting of stitch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2124305A (en) * | 1937-03-08 | 1938-07-19 | Lombardi Knitting Machine Co I | Knitting needle and method of use |
| DE3702019C1 (en) * | 1987-01-24 | 1987-09-24 | Groz & Soehne Theodor | Latch needle for stitch-forming textile machines |
| US5305619A (en) * | 1990-03-26 | 1994-04-26 | Shima Seiki Mfg. Ltd. | Stitch increasing method and cams for flat knitting machine having stitch increasing function |
-
2003
- 2003-04-03 EP EP20030007640 patent/EP1464746B1/en not_active Expired - Lifetime
- 2003-04-03 ES ES03007640T patent/ES2260535T3/en not_active Expired - Lifetime
- 2003-04-03 DE DE50303358T patent/DE50303358D1/en not_active Expired - Lifetime
-
2004
- 2004-04-02 CN CNB2004100323470A patent/CN100478512C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324006B (en) * | 2007-06-15 | 2013-03-13 | H.斯托尔两合公司 | Method for binding the start and/or end of a knitting yarn |
| CN109750414A (en) * | 2019-02-28 | 2019-05-14 | 宁波慈星股份有限公司 | The compound needle of straight-bar machines |
| CN109750414B (en) * | 2019-02-28 | 2024-02-06 | 宁波慈星股份有限公司 | Compound needle of flat knitting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1464746B1 (en) | 2006-05-17 |
| CN100478512C (en) | 2009-04-15 |
| EP1464746A1 (en) | 2004-10-06 |
| DE50303358D1 (en) | 2006-06-22 |
| ES2260535T3 (en) | 2006-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090415 Termination date: 20140402 |