CN101158086A

CN101158086A - End-yarn insertion device

Info

Publication number: CN101158086A
Application number: CNA2007101499727A
Authority: CN
Inventors: 前田博司
Original assignee: Shima Seiki Mfg Ltd
Current assignee: Shima Seiki Mfg Ltd
Priority date: 2006-10-06
Filing date: 2007-10-08
Publication date: 2008-04-09
Anticipated expiration: 2027-10-08
Also published as: KR20080031784A; KR101329122B1; CN101158086B; JP2008095217A

Abstract

The invention provides an end yarn insertion device which clamps the end yarn to insert into the internal of knitted fabrics. End yarn insertion device (1) is set on a flat knitting machine for glove (2), with a guide track (23) and a base (31) sliding transitionally along the guide track (23). The base (31) is equipped with a movable object (32) shifting relatively relative to the base (31). The movable object (32) is equipped with an end yarn hook (33) and an end yarn pressing foot (34). The end yarn hook (33) shifts between the capture position of capture yarn and the hook backoff position of knitting needle backoff. The end yarn pressing foot (34) acts continuously with the end yarn hook (33), shifting on the clip position where it coordinates with the end yarn hook on the capture position to span support position supporting yarn captured by the end yarn hook and on the pressing foot backoff position where it yields with the knitting needle and the end yarn hook (33). A second driving mechanism (26) drives the end yarn hook (33) to shift between the capture position and the hook backoff position. The base (31) is equipped with a stopper (48). The stopper (48) jams and fixes the end yarn pressing foot(34) shifting from the pressing foot backoff position to the support position to prevent shifting, ensure that the end yarn pressing foot stands by on the stand-by position where the yarn of yarn feeding yields. And the end yarn pressing foot (34) is detached from the stopper (48) by shifting the movable object (32) relatively relative to the base(31).

Description

End-yarn insertion device

Technical field

The present invention relates to a kind of end-yarn insertion device that is located on the straight-bar machines and is used for the end yarn is inserted the inboard of bag shape knitted fabric.

Background technology

The end-yarn insertion device of prior art under the situation of bare terminal end yarn, makes end yarn hook and end yarn presser feet move near the of transition yarn.Then make end yarn hook and the swing of end yarn presser feet.At this moment, end yarn hook drops to the catching position of catching the transition yarn, and end yarn presser feet is separated upward with respect to end yarn hook.In this state, the end yarn of transition yarn is caught in end yarn hook.End yarn hook is risen, by the end yarn (for example with reference to patent documentation 1) of end yarn hook with end yarn presser feet clamping transition yarn.

Patent documentation 1: the spy opens the 2000-178861 communique

The end-yarn insertion device of prior art because end yarn hook is risen and the bare terminal end yarn from catching position, thereby cut off grasping device discharge the end yarn before during clamping, effect has superfluous yarn yarn power on stocking yarn, might produce broken yarn thus.And cut off grasping device discharge the end yarn in during clamping, the yarn yarn power that is applied on the end yarn becomes insufficient, stocking yarn is lax.And, exist the end yarn from the situation that end yarn hook runs off, hold the insertion instability of yarn in referring to bag thus.Therefore, the object of the present invention is to provide a kind of yarn of bare terminal end reliably and insert the inner end-yarn insertion device of bag.

Summary of the invention

End-yarn insertion device of the present invention, it is included in the upwardly extending guide rail of right and left, be located on the guide rail and along the matrix of guide rail slide displacement, first driving mechanism that matrix is slided and drives along guide rail, make a concession the end yarn hook that carries out displacement between the position at the catching position of the yarn of catching institute's yarn feeding with from the hook that knitting needle is made a concession, and the end yarn presser feet of the yarn that the moving and clamping of end yarn hook association is caught by end yarn hook and make a concession second driving mechanism that opposite end yarn hook between the position carries out displacement drive at catching position and hook, be located in the straight-bar machines and the yarn of clamping institute yarn feeding, it is characterized in that also having and be located on the matrix and the movable body that carries out relative displacement with respect to matrix; End yarn presser feet and end yarn hook interlock carry out displacement between the position making a concession with the clip position of the yarn of being caught by end yarn hook in the moving and clamping of the end yarn hook association of catching position with from the presser feet that knitting needle and end yarn hook are made a concession; On the either party of matrix and movable body, be provided with retainer, described retainer fastening is made a concession the position from presser feet and is stoped displacement towards the end yarn presser feet of clip position displacement, make end yarn presser feet in the position of readiness standby of making a concession from the yarn of yarn feeding, retainer carries out relative displacement by movable body with respect to matrix and removes fastening at the end yarn presser feet of position of readiness standby.

And among the present invention, it is characterized in that, on matrix, be formed with accepting hole portion; Movable body can be located on the guide rail along guide rail with carrying out slide displacement, and can be entrenched in displacement in the above-mentioned accepting hole portion along guide rail.

And among the present invention, end yarn hook has and contacts with the yarn of catching and along the capture surface of above-mentioned left and right directions extension; End yarn presser feet has under the state of the bare terminal end yarn moving with end yarn hook association the yarn pressing down section of pressure side yarn under the below of capture surface.

The invention effect

According to the present invention, end yarn hook is caught under the state of yarn, when making movable body carry out relative displacement with respect to matrix, end yarn presser feet is removed the fastening based on retainer, from position of readiness to the clip position displacement.Thus, can be by end yarn hook and the yarn of holding the clamping of yarn presser feet to catch by end yarn hook.Thus, owing to do not make the end yarn hook displacement that is positioned at catching position, and make end yarn presser feet displacement and the bare terminal end yarn, thus the change of the yarn tension that produces can suppress the bare terminal end yarn time.Can prevent thus by cutting off the damage of controlling that grasping device cuts off the end yarn of controlling, thus clamping yarn reliably.

And according to the present invention, because movable body can be entrenched on the guide rail along guide rail with displacement, thereby when switching the direction of matrix slide displacement by first driving mechanism, movable body carries out relative displacement with respect to matrix, and end yarn presser feet is broken away from and yarn that clamping is caught by end yarn hook from retainer.Therefore, needn't reset and be used for the driving mechanism that the opposite end yarn drives, can prevent that number of components from increasing and make simple in structure.

And according to the present invention, because by yarn pressing down section pressure side yarn under the below of capture surface, thereby the end yarn extends towards yarn feeder from the position of the capture surface below of end yarn hook.The hook yarn that can prevent the yarn that near the knitting needle of not-go-end yarn hook causes thus is bad.

Description of drawings

Fig. 1 is that expression has the front view as the gloves knitting machine 2 of the end-yarn insertion device 1 of an embodiment of the invention.

Fig. 2 is the side view of expression gloves knitting machine 2.

Fig. 3 is the front view that amplifies expression end-yarn insertion device main body 24.

Fig. 4 is the decomposition front view of exploded representation end-yarn insertion device main body 24.

Fig. 5 is the cutaway view of expression matrix 31 and movable body 32.

Fig. 6 is the left side view that amplifies expression end-yarn insertion device main body 24 shown in Figure 3.

Fig. 7 is about holding yarn to insert the order that refers to bag, and amplifying the front view of the action of the end-yarn insertion device main body 24 in each operation of expression.

Fig. 8 be when representing to weave briefly cam carrier 13, cut off the figure of the position relation between grasping device 21 and the end-yarn insertion device main body 24.

Fig. 9 is the figure that schematically shows the other end yarn clamp position of end-yarn insertion device main body 24.

The specific embodiment

Below, describe being used to implement embodiments of the present invention with reference to accompanying drawing.Fig. 1 is that expression has the front view as the gloves knitting machine 2 of the end-yarn insertion device 1 of an embodiment of the invention.Fig. 2 is the side view of expression gloves knitting machine 2.As a kind of gloves knitting machine 2 of straight-bar machines, comprise the knitting machine main body 100, cut-out grasping device 21 and the end-yarn insertion device 1 that are used for making knit fabric.

Knitting machine main body 100 has a pair of chassis 3 that mutually relatively is provided with, and is provided with to extend along the left and right directions two ends on a pair of chassis 3 and the brace table 5 of outstanding chevron upward.On this brace table 5, be provided with and accommodate a plurality of knitting needles 7 and a pair of needle-bar 9f, the 9b in front and back of direction extension to the left and right with freely advancing and retreat.A pair of needle-bar 9f, the 9b in front and back is located at the top of brace table 5, along the fore-and-aft direction separation and with the configuration of Ha word shape, is formed with tooth mouth 8 by the upper end.

On each needle-

bar

9f, 9b, be respectively equipped with advance and retreat cam carrier 13f, the 13b of operation and extend and cam carrier guide rail 15f, the 15b of guiding

cam carrier

13f, 13b of knitting needle 7 along left and right directions.On knitting machine main body 100, have and make

cam carrier

13f, 13b along cam carrier guide rail 15f, the 15b drive unit (not shown) that moves back and forth of direction to the left and right on needle-bar 9f, 9b.In the top position of each needle-

bar

9f, 9b, about be provided with Support bracket 16,18.On Support bracket 16,18,

guide rail

17f, 17b have been set up respectively.On each

guide rail

17f, 17b, can reciprocatingly dispose

yarn feeder

19f, 19b along left and right directions.

Cutting off grasping device 21 is the transition yarns of catching generation when braiding respectively refers to bag successively, and j device that its cut-out is controlled.Cut off grasping device 21 can the left and right directions top offset be disposed at tooth mouth 8 below.Cut off grasping device 21 and can utilize known device to realize, for example can be applicable to disclosed technology in the special public clear 53-1863 communique.

End-yarn insertion device 1 comprises guide rail 23, end-yarn insertion device main body 24, first driving mechanism 25 and second driving mechanism 26.Guide rail 23 forms long plate shape, and its length direction extends along left and right directions, and both ends are supported by Support bracket 18.Guide rail 23 relatively disposes with tooth mouth 8, the width almost parallel of one of them the needle-bar 9f in its width and 2 needle-bars and disposing.End-yarn insertion device main body 24 is to be used for clamping by cutting off the end yarn that grasping device 21 produces, and the end yarn is inserted the device of the inboard that refers to bag.End-yarn insertion device main body 24 can the left and right directions top offset be located on the guide rail 23.

Fig. 3 is the front view that amplifies expression end-yarn insertion device main body 24.Fig. 4 is the decomposition front view of exploded representation end-yarn insertion device main body 24.Fig. 5 is that expression is included in the matrix 31 in the end-yarn insertion device main body 24 and the cutaway view of movable body 32.Fig. 5 (a) expression is cut off the matrix 31 that upper thread is seen from the A-A of Fig. 4.Fig. 5 (b) expression is cut off the movable body 32 that upper thread is seen from the B-B of Fig. 4.End-yarn insertion device main body 24 comprises matrix 31, movable body 32, end yarn hook 33, end yarn presser feet 34, pad 35, spring members 36 and cover 37.

Matrix 31 comprises roughly OBL frame section 41, tooth bar installation portion 47 and matrix sliding part 42.Frame section 41 is formed with the accepting hole 98 that connects along thickness direction, and is formed with the accepting hole portion 44 that stipulates this accepting hole 98.Frame section 41 is as end-yarn insertion device 1 and when assembling, and is relative with a surperficial 23a of the thickness direction of guide rail 23.The length direction A of frame section 41, width B and thickness direction C are respectively along length direction, width and the thickness direction of guide rail 23.Below, with the left of paper to the length direction one side A1 of, frame section 41 be called left to, the right of paper, the length direction opposite side A2 of frame section 41 are called right.And a side of width is called B1, the opposite side of width is called B2.And a side of thickness direction is called outer direction C1, direction C2 in the opposite side of thickness direction is called.

On frame section 41, be provided with the outstanding retainer 48 of outward direction C1.Retainer 48 is formed at the bottom of frame section 41.And tooth bar installation portion 47 becomes the part that links to each other with tooth bar 82 described later.In the matrix sliding part 42, be formed with the track slot part, above-below direction both ends 23b, the 23c of guide rail 23 can be slidably inserted into wherein along left and right directions A.Matrix 31, chimeric and be located on the guide rail 23 by the track slot part of matrix sliding part 42 and guide rail 23, can with respect to guide rail 23 to the left and right direction A carry out slide displacement.

Movable body 32 comprises roughly tabular board 51 and the movable body sliding part 53 of rectangle.Board 51 is as end-yarn insertion device 1 and when assembling, and is relative with a surperficial 23a of the thickness direction of guide rail 23, and its length direction A, width B and thickness direction C are respectively along length direction, width and the thickness direction of guide rail 23.On board 51, be formed with the first screwed hole portion 99 and the second screwed hole portion 97.The first screwed hole portion 99 and the decline restriction portion 52 of the decline of restriction end yarn hook 33 screw togather.The second screwed hole portion 97 be used for the assembling that cover 37 is installed on the movable body 32 is removably screwed togather with bolt 38.

On board 51, be provided with protrusion 112 and jut 57a, 57b.Protrusion 112 and each

jut

57a, 57b are outstanding from board 51 outward direction C1.Protrusion 112 links to each other with the second screwed hole portion 97 and forms and coaxial circular of the internal thread of the second screwed hole portion 97.And each

jut

57a, 57b are provided with for fastening pad 35.In the movable body sliding part 53, be formed with the track slot part, above-below direction both ends 23b, the 23c of guide rail 23 can be slidably inserted into wherein along left and right directions A.Movable body 32, chimeric and be located on the guide rail 23 by the track slot part of movable body sliding part 53 and guide rail 23, can with respect to guide rail 23 to the left and right direction A slide.

Movable body 32 constitutes in the accepting hole 98 that can be contained in frame section 41.And movable body sliding part 53, be disposed at and the left and right directions A of matrix sliding part 42 between the zone.And under the state in movable body 32 is contained in accepting hole 98, guide rail 23 can pass matrix 31 and movable body 32 both sides' track slot part simultaneously.Pass at guide rail 23 under the state of matrix 31 and movable body 32, movable body 32 can with respect to matrix 31 to the left and right direction A carry out relative displacement.Forming between the movable body sliding part 53 in the matrix sliding part 42 in left side and left side under the gapped state, matrix 31 is when right A2 displacement, movable body 32 keeps halted state up to the matrix sliding part 42 in left side and movable body sliding part 53 butts in left side always, behind movable body sliding part 53 butts in the matrix sliding part 42 in left side and left side, movable body 32 is by matrix sliding part 42 pushings in left side and move to right A2 with matrix 31.Forming under the gapped state between the movable body sliding part 53 on the matrix sliding part 42 on right side and right side, matrix 31 and movable body 32 carry out and the opposite action of above-mentioned state left and right directions.

But end yarn hook 33 constitutes the catch end yarn.End yarn hook 33 has the hook main part 61 of long plate shape and the hook bend 62 of long plate shape, roughly forms L letter stencil shape.Hook main part 61 has 2 foot section 64a, 64b, and described foot section 64a, 64b be from length direction central portion 61c branch, and alongst extends respectively and arranged side by side at width.

On 2 foot section 64a, 64b, end parts disposes

roller

65a, 65b respectively moving about.Each

roller

65a, 65b form the rotating shaft rotation that can extend around the thickness direction along hook main part 61.On a foot section 64a, be formed with the embedded hole portion 66 of regulation along the embedded hole 94 of thickness direction perforation.Embedded hole portion 66 forms the first circular through hole 95 and is connected to form roughly second through hole 96 of fan shape with first through hole 95.Hook bend 62 links to each other with hook main part 61 at its base end part, is provided with capture unit 67 at its end 62a that moves about.Capture unit 67 is outstanding to the thickness direction of hook bend 62 from hook bend 62.And on end yarn hook 33, be formed with the first fastening portion 110 that is used for fastening spring members 36.

End yarn presser feet 34 constitutes, and pushes the yarn of being caught by end yarn hook 33 from the top, but the yarn that clamping is caught by end yarn hook 33 with holding yarn hook 33 associations to move.End yarn presser feet 34 forms that roughly circular arc is tabular, has base end part 71, pushing portion 71 and connecting portion 76.Base end part 71 forms has circular with the external diameter internal diameter about equally of the protrusion 112 of movable body 32.Connecting portion 76 is formed with end difference 72 near base end part 71.Connecting portion 76 forms following shape: the part 74 of the close base end part 71 in the connecting portion 76 is compared with the part of close pushing portion 73 in the connecting portion 76, departs to thickness direction.And on end yarn presser feet 34, be formed with the second fastening portion 111 that is used for fastening spring members 36.

In the end yarn presser feet 34, the part 74 of base end part 71 and connecting portion 76 is entrenched in the embedded hole portion 66 of end yarn hook 33.At this moment, the part of the more close pushing of its end difference 72 portion that compares 73 1 sides of end yarn presser feet 34 is disposed on the end yarn hook 33.

Part

71,74 at end yarn presser feet is entrenched under the chimerism of the embedded hole portion 66 of holding yarn hook 33, and the axis L 1 of first through hole 95 and base end part 71 is in coaxial.Below, axis L 1 is called angular displacement axis L1.Under chimerism, end yarn presser feet 34 with respect to end yarn hook 33, allows the angle of oscillation displacement around angular displacement axis L1 in predetermined scope.Be provided with pad 35 in order between end yarn hook 33 and cover 37, to guarantee to dispose the space of spring members 36.Pad 35 form can be formed at the chimeric and fastening of 2

jut

57a, 57b on the movable body 32 on movable body 32.

Spring members 36 is the angle of oscillation displacements that allow in predetermined scope around angular displacement axis L1, the elastomeric element of link yarn hook 33 and end yarn presser feet 34.Spring members 36 forms the roughly U font with arc sections 36a, is disposed between above-mentioned base end part 71 and the pad 35 to the circumferencial direction bending around angular displacement axis L1.One end 36c fastening of spring members 36 is in the first fastening portion 110 of end yarn hook 33, and the other end 36b fastening is in the second fastening portion 111 of end yarn presser feet 34.In order to stop end yarn hook 33, end yarn presser feet 34, pad 35 and spring members 36 to be provided with cover 37 from movable body 32 disengagings.Cover 37 forms discoid, is formed with through hole at the center.

Fig. 6 is the left side view that amplifies expression end-yarn insertion device main body 24 shown in Figure 3.Under matrix 31 and movable body 32 are entrenched in state on the guide rail 23, on the lateral surface 51a of the board 51 of movable body 32, end yarn hook 33, end yarn presser feet 34 arranged along thickness direction is overlapping successively.And the axis L separately 1 of the base end part 71 of first through hole 95 of the second screwed hole portion 97 of movable body 32, end yarn hook 33 and end yarn presser feet 34 disposes with coaxial manner.

And end yarn hook 33 by carrying out the angle of oscillation displacement around angular displacement axis L1, thereby can be swung displacement at the catching position of catch end yarn with making a concession between the position above the catching position and from the hook that a plurality of knitting needles are made a concession.Catching position be capture unit 67 be disposed at tooth mouth 8 directly over the position.End yarn hook 33, when angular displacement axis L1 carries out the angle of oscillation displacement, the decline when limiting swing with decline restriction portion 52 butts.The confined maximum down position of the decline of this end yarn hook 33 is equivalent to catching position.And end yarn presser feet 34, by carrying out the angle of oscillation displacement around angular displacement axis L1, thus can and the clip position of the yarn of catching by catch end yarn hook 33 in the moving and clamping of end yarn hook 33 associations of catching position and from being located at displacement on the matrix 31 making a concession to swing between the position above the catching position and from the presser feet that knitting needle 7 is made a concession.And, end yarn presser feet 34, but its pushing portion 73 mountings form in capture unit 67 ground of end yarn hook 33.And end yarn presser feet 34 forms and can swing displacement with end yarn hook 33 one around angular displacement axis L1 in pushing portion 73 mountings under the state of capture unit 67.The clip position of end yarn presser feet 34 is pushing portion 73 mountings positions in the capture unit 67 of the end yarn hook 33 that is positioned at catching position.

And on the connecting portion 76 of end yarn presser feet 34, be formed with retainer and bear part 75.Retainer bears part 75 and forms, and makes a concession the position at end yarn presser feet 34 when clip position is swung, with retainer 48 butts from presser feet.Bear part 75 and retainer 48 butts by retainer, the decline during the restriction swing.The position that this restriction descends becomes the position of readiness of end yarn presser feet 34.When the butt between end yarn presser feet 34 and the retainer 48 was disengaged, the decline restriction during swing was disengaged and can arrives catching position.Thus, end yarn presser feet 34 can be swung between the clip position of presser feet yielding position of making a concession from a plurality of knitting needles 7 and the above-mentioned end yarn of clamping and be located at displacement on the movable body 32.

As shown in Figure 1, first driving mechanism 25 be make end-yarn insertion device main body 24 along guide rail 23 to the left and right direction A do the mechanism of shift reciprocately.First drives structure 25 has first CD-ROM drive motor 81 and tooth bar 82.On first CD-ROM drive motor 81, on its output shaft, be provided with pinion 83.Tooth bar 82 forms tabular, and its end is installed on the tooth bar installation portion 47 of matrix 31.By first CD-ROM drive motor 81 is driven, can make matrix 31 reciprocating along left and right directions A with tooth bar 82.

Second driving mechanism 26 is to make end yarn hook 33 carry out the mechanism of wobble drive around angular displacement axis L1.Second drives structure 26 has second CD-ROM drive motor 85 and crank mechanism 86.Crank mechanism 86 is the mechanisms that rotatablely moving of second CD-ROM drive motor 85 converted to the motion of above-below direction B.Make crank mechanism when action by second CD-ROM drive motor 85, the rod member 89 that extends along guide rail 23 B along the vertical direction carries out displacement drive.

Rod member 89 is disposed between 2 roller 65a, the 65b of end yarn hook 33.Move up and down by rod member 89, along with the shift end yarn hook 33 of

roller

65a, 65b carries out angular displacement around angular displacement axis L1, capture unit 67 B swing along the vertical direction thus.And hold yarn presser feet 34 owing to be connected with end yarn hook 33 by spring members 36, thereby swing around angular displacement axis L1 with above-mentioned swing interlock, pushing portion 73 and capture unit 67 are with equidirectional B swing along the vertical direction thus.

Fig. 7 is about holding yarn to insert the order that refers to bag, and amplifying the front view of the action of the end-yarn insertion device main body 24 in each operation of expression.Fig. 8 be when representing to weave briefly cam carrier 13, cut off the figure of the position relation between grasping device 21 and the end-yarn insertion device main body 24.Below, illustrate in gloves knitting machine 2, at end-yarn insertion device 1 clamping transition yarn, will cut off the transition yarn and the end yarn that obtains inserts the action before referring in the bag.

What respectively refer to bag is knitting when finishing at every turn, is caught from the transition yarn that refers to that root portion is extended to yarn feeder 19 by the hook that cuts off grasping device 21, and cuts off and control the transition yarn.Cut off the transition yarn like this and carry out the withdrawal of needle that the next one refers to bag.The end that is cut off the transition yarn of grasping device 21 cut-outs promptly holds yarn by end-yarn insertion device 1 clamping.End-yarn insertion device 1 is followed the finger bag inside that weaves with the end yarn insertion of clamping.Refer to that at each the end yarn that produces in the braiding of bag can not stretch out to the gloves outside thus, thereby need not in post processing, will hold yarn to insert gloves inside.

Below, illustrate when one of braiding refers to that the bag and the next one refer to bag, the end yarn is inserted a next situation that refers to that bag is interior.Gloves knitting machine 2 by giving stocking yarn from yarn feeder 19 to the tooth confession, drives cam carrier 13, makes a plurality of knitting needles 7 advance and retreat, with one refer to bag 300 from finger tip part 300a braiding to referring to root portion 300b.At this moment, end-yarn insertion device main body 24 is not positioned at and can produces dysgenic left and right directions position to braiding.And make capture unit 67 and pushing portion 73 make a concession standby on the position respectively at each.

When weaving the finger root portion 300b of a finger bag 300, make yarn feeder 19 than the next one that takes up one's knitting refer to bag 301 interval P further left direction A1 move that (Fig. 8 a), grasping device 21 is cut off in starting under this state, makes cut-out grasping device 21 catch the transition yarn 302 (Fig. 8 b) that extends to yarn feeder 19 from the finger root portion 300b of a finger bag.And starting is cut off grasping device 21 and is cut off and control transition yarn (Fig. 8 c).During cut-out,, thereby refer to that by cutting off 302, one on transition yarn the end yarn 106 of bag 300 sides enters one and refers in the bag 300 because the transition yarn is configured in a top that refers to bag 300.

Then, by first CD-ROM drive motor 81, the movable body sliding part 53 on right side and the matrix sliding part 42 on right side between form under the gapped state, make matrix 31 left direction A1 move.Movable body 32, keep halted state up to the matrix sliding part 42 on right side and movable body sliding part 53 butts on right side always, during movable body sliding part 53 butts on the matrix sliding part 42 on right side and right side (Fig. 7 a), movable body 32 by matrix sliding part 42 pushings on right side and with matrix 31 left direction A1 move.Thus, by first CD-ROM drive motor 81, make the end yarn clip position left direction A1 displacement (Fig. 8 c) of end-yarn insertion device main body 24 towards the direction A1 that keeps left than interval P.

End-yarn insertion device main body 24 by second CD-ROM drive motor 85, makes rod member 89 move and go up jack-up roller 65b upward in the position upward when the mobile end of end yarn clip position.Thus, make end yarn hook 33 angular displacement take place, swing displacement towards catching position thereby make end yarn hook 33 make a concession the position from hook around angular displacement axis L1.When end yarn hook 33 is done the swing displacement, apply from the spring force of presser feet yielding position towards clip position to end yarn presser feet 34 by spring members 36, end yarn presser feet 34 is made a concession the position from presser feet and is swung displacement to clip position with the swing displacement interlock of end yarn hook 33.

Continue to make 85 actions of second CD-ROM drive motor, when holding

yarn hook

33 and 34 sustained oscillations of end yarn presser feet thus, end yarn hook 33 is lowered by 52 fastenings of restriction portion and arrives catching position.Hold yarn presser feet 34 this moment, bear part 75 by retainer and prevent to arrive clip position with retainer 48 butts, thereby in the position of readiness standby.Hold yarn hook 33 this moment, applied by spring members 36 under the state of the active force of clip position, in the position of readiness standby.Like this, capture unit 67 and pushing portion 73 B along the vertical direction separate, thereby are in the state that can catch the stocking yarn of institutes' yarn feeding by capture unit 67.During making that capture unit 67 separates with pushing portion 73, make and cut off grasping device 21 and move (Fig. 8 d) to A1 to the left of capture unit 67.

Under this state, yarn feeder 19 is moved to right A2, catch by capture unit 67 under the state of the stocking yarn of supplying with from yarn feeder 19, supply with stocking yarn to interval P, refer to the finger tip part (Fig. 7 b, Fig. 8 e) of bag by a plurality of knitting needles 7 next one that takes up one's knitting.The braiding next one by first CD-ROM drive motor 81, makes matrix 31 move to right A2 after referring to finger tip a plurality of rows partly of bag 301, up to movable body sliding part 53 butts of matrix sliding part 42 with the left side.Make matrix 31 when right A2 moves, movable body 32 with respect to matrix 31 left direction A1 do relative displacement.Hold yarn presser feet 34 to do relative displacement thus, break away from from retainer 48 thereby the retainer of end yarn presser feet 34 bears part 75 with respect to matrix 31.When holding yarn presser feet 34 from retainer 48 disengagings, the spring force that reason spring members 36 applies is done the swing displacement and is reached clip position around angular displacement axis L1 towards clip position.When arriving clip position, the end yarn 105 (Fig. 7 c, Fig. 8 f) of catching by capture unit 67 by

capture unit

67 and 73 clampings of pushing portion.

Under the state of bare terminal end yarn 105, driving is cut off grasping device 21 and is discharged end yarn 105 from cutting off grasping device.And by second CD-ROM drive motor 85, rod member 89 is moved the position downwards, make end yarn hook 33 make a concession the position towards hook thus and do the swing displacement from catching position.End yarn presser feet 34 is made a concession the position from clip position towards presser feet and is done the swing displacement with the swing displacement interlock of end yarn hook 33.At this moment, lift pushing portion 73 upward and under the state of bare terminal end yarn 105, end yarn hook 33 and end yarn presser feet 34 reach respectively makes a concession the position in capture unit 67.End yarn hook 33 and end yarn presser feet 34 are laying respectively under the state of making a concession the position, bare terminal end yarn 105 and make end yarn 105 make a concession (Fig. 7 d, Fig. 8 g) from a plurality of knitting needles 7.Can prevent from thus to twine at the next process middle-end yarn 105 of bag that refers to of braiding.

The finger tip that the next one is referred to bag partly weaves a plurality of rows, yarn feeder 19 to the next one refer to the bag the left side move the back (Fig. 8 h), first and second CD-

ROM drive motor

81,85 is driven, capture unit 67 and pushing portion 73 make end yarn hook 33 and end yarn presser feet 34 move (Fig. 8 i) to describe the mode of outstanding parabolic path downwards.Hold thus yarn hook 33 and end yarn presser feet 34 along the vertical direction B separates, end yarn 105 is broken away from from end yarn hook 33, make the end yarn 105 of clamping insert the next ones and refer in bags 301.Then, make end yarn hook 33 and end yarn presser feet 34 make a concession the position respectively and make a concession, and make one to refer to that bag 300 moves to the position of crossing right-hand side to each.Also continue behind the insertion end yarn 105 from yarn feeder 19 yarn feedings, can continue the braiding next one by a plurality of knitting needles 7 and refer to bag 301.Thus, when braiding respectively refers to bag successively, cut off and control the transition yarn, and should cut end yarn insertion respectively refer in the bag by end-yarn insertion device main body 24.

In the above description, shown in Fig. 8 e, Fig. 8 f, refer to finger tip a plurality of rows partly of bag at the braiding next one after, by end-yarn insertion device main body 24 bare terminal end yarns 105, but as other end yarn method of clamping, also can be before the braiding next one refers to the finger tip part of bag, by end-yarn insertion device main body 24 bare terminal end yarns 105.That is, also can be with behind the end yarn hook 33 catch end yarns 105, the bare terminal end yarn 105 immediately.

Fig. 9 is the figure that schematically shows the other end yarn clamp position of end-yarn insertion device main body 24.End yarn hook 33 has and contacts with the yarn of catching and along the capture surface 190 of left and right directions A extension.End yarn presser feet 34 has under the state of and clamping yarn moving with end yarn hook 33 associations at clip position clamping face 191 and the pressing down section 192 relative with the capture surface 190 of holding yarn hook 33.Under the state of bare terminal end yarn 105, the yarn feeder 19 side bendings of pressing down section 192 from clamping face 191 are extended towards knitting needle 7 from clamping face 191, dispose with capture unit 67 adjacency.

From the yarn feeder side part 105a of capture surface 190 to the extension of yarn feeder 19 sides, by with the lower surface butt of pressing down section 192, crooked downwards than the part that contacts with capture surface 190, and from extending towards yarn feeder 19 by the position of below than the capture surface 190 of holding yarn hook 33.Like this, end yarn presser feet 34, presses down the end 105b near capture surface among the yarn feeder side part 105a of end yarn 105 under the state of bare terminal end yarn 105 moving with end yarn hook 33 associations to the below of capture surface 190.Thus after by end-yarn insertion device 1 bare terminal end yarn 105, the braiding next one refers under the finger tip situation partly of bag 310, can be reduced in the next one and refer to that first knitting needle 7 that uses in bag 301 the braiding care for the position that hooks of end yarn, the hook yarn that can prevent knitting needle 7 is bad and stably carry out the hook yarn of knitting needle 7.Even thereby the little plane No. knitting machine that diminishes of the shape of hook, perhaps carry out plating-knitted knitting machine, can both prevent that the hook yarn is bad.And the hook yarn when carrying out withdrawal of needle by making by knitting needle 7 becomes easily, and the adjustment that can enlarge the position alignment of yarn feeder 19 is allowed width and made the position adjustment of yarn feeder 19 become simple.Even and be set at not at the catching position that will hold yarn hook 33 under the state of the lower position of interfering with miscellaneous part, also can pass through end 105b with the close capture surface of the yarn feeder side part 105a that holds 34 times pressure side yarns 105 of yarn presser feet, and then the hook yarn position that reduces knitting needle 7.Particularly, at end yarn hook 33 with carry out first knitting needle 7 of withdrawal of needle that the next one refers to bag 301 under situation approaching on the left and right directions, end 34 times pressure side yarns of yarn presser feet and make the effect of hook yarn stabilisation bigger.

As mentioned above,, owing to do not make end yarn hook 33 displacements that are positioned at catching position, and make end yarn presser feet 34 displacements and the bare terminal end yarn according to the end-yarn insertion device 1 of present embodiment, thus the change of the yarn tension that produces can suppress the bare terminal end yarn time.Thus before controlling of grasping device 21 opposite end yarns cut off in releasing, can pass through end-yarn insertion device 1 bare terminal end yarn in advance, can prevent the reduction of controlling damage, yarn tension of not-go-end yarn, thereby bare terminal end yarn reliably can insert knitted fabric inboards such as gloves by the end yarn reliably.And as mentioned above, end-yarn insertion device 1 can take up one's knitting the next one refer to bag back bare terminal end yarn 105 first method of clamping and braiding is next refer to bag before in second method of clamping of bare terminal end yarn any one.Under the situation that adopts second method of clamping, because end-yarn insertion device 1 will hold the end 105b of close capture surface among the yarn feeder side part 105a of yarn 105 to depress under the state of bare terminal end yarn 105 downwards, thereby the hook yarn position that can reduce knitting needle, can make the hook yarn of knitting needle 7 stable.

And end-yarn insertion device 1 according to present embodiment, in the scope of the state that keeps movable body 32 to stop, only, end yarn presser feet 34 is broken away from from retainer 48, can clamping be held the yarn of yarn hook 33 seizure by making matrix 31 to right A2 displacement by first CD-ROM drive motor 81.Therefore, the driving mechanism that opposite end yarn presser feet 34 drives needn't be set in addition, can reduce number of components, thus simple in structure.And in the present embodiment, on matrix 31, be provided with retainer 48, on movable body 32, be provided with end yarn hook 33 and end yarn presser feet 34, but also can on movable body 32, be provided with retainer 48, be provided with end yarn hook 33 and end yarn presser feet 34 at matrix 31.Wherein any one party in matrix 31 and movable body 32 is provided with retainer 48 like this, when the opposing party is provided with end yarn hook 33 and end yarn presser feet 34, can access identical effect.

In the present embodiment, be illustrated, but also can be by end yarn that refers to the bag side of end-yarn insertion device main body 24 clampings, and will above-mentioned end yarn insert under the situation about referring in the bag and use holding yarn to insert the next method of bag that refers to.And as shown in the above-mentioned patent documentation 1, end-yarn insertion device main body 24 also can opposite end yarn hook and the swing control of hook presser feet before and after carrying out, so that it describes to avoid the track of sinker.And in the present embodiment, as an example of straight-bar machines gloves knitting machine 2 being described, but being not limited to the gloves knitting machine, is that straight-bar machines is just passable.It for example can also be the socks straight-bar machines of braiding the five fingers socks.

Claims

1. end-yarn insertion device, it is included in the upwardly extending guide rail of right and left, be located on the guide rail and along the matrix of guide rail slide displacement, first driving mechanism that matrix is slided and drives along guide rail, make a concession the end yarn hook that carries out displacement between the position at the catching position of the yarn of catching institute's yarn feeding with from the hook that knitting needle is made a concession, and the end yarn presser feet of the yarn that the moving and clamping of end yarn hook association is caught by end yarn hook and make a concession second driving mechanism that opposite end yarn hook between the position carries out displacement drive at catching position and hook, described end-yarn insertion device is located in the straight-bar machines and the yarn of clamping institute yarn feeding, it is characterized in that

Also have and be located on the matrix and the movable body that carries out relative displacement with respect to matrix;

End yarn presser feet and end yarn hook interlock carry out displacement between the position making a concession with the clip position of the yarn of being caught by end yarn hook in the moving and clamping of the end yarn hook association of catching position with from the presser feet that knitting needle and end yarn hook are made a concession;

On the either party of matrix and movable body, be provided with retainer, described retainer fastening is made a concession the position from presser feet and is stoped displacement towards the end yarn presser feet of clip position displacement, make end yarn presser feet in the position of readiness standby of making a concession from the yarn of yarn feeding, retainer carries out relative displacement by movable body with respect to matrix and removes fastening at the end yarn presser feet of position of readiness standby.

2. end-yarn insertion device according to claim 1 is characterized in that,

On matrix, be formed with accepting hole portion;

Movable body can be located on the guide rail along guide rail with carrying out slide displacement, and can be entrenched in displacement in the described accepting hole portion along guide rail.

3. end-yarn insertion device according to claim 1 and 2 is characterized in that,

End yarn hook has and contacts with the yarn of catching and along the capture surface of described left and right directions extension;

End yarn presser feet has under the state of the bare terminal end yarn moving with end yarn hook association the yarn pressing down section of pressure side yarn under the below of capture surface.