CN202925262U

CN202925262U - Sinker device for flat knitting machine

Info

Publication number: CN202925262U
Application number: CN 201220621820
Authority: CN
Inventors: 岛崎宜纪; 森敦弘
Original assignee: Shima Seiki Mfg Ltd
Current assignee: Shima Seiki Mfg Ltd
Priority date: 2011-12-28
Filing date: 2012-11-21
Publication date: 2013-05-08
Anticipated expiration: 2022-11-21
Also published as: JP2013139644A

Abstract

The utility model provides a sinker device for a flat knitting machine, which can be used for performing high-precision stitch density fixing and knocking over during formation of stitches and can be used for restraining plumping of the stitches. A wire rod supported into a top tooth (11) through a fixed sinker (10) is also provided with a stitch density fixing part (10b), so that high-precision stitch density fixing and knocking over during formation of the stitches can be performed; a movable sinker (12) can be switched between an acting state and a non-acting state; in the acting state of the movable sinker (12), a front end part (12a) enters the side of a tooth mouth center (3a) of the top tooth (11), so that plumping of a stitch (6) can be restrained; a bump (10c) of the fixed sinker (10) can be used for restraining plumping of a needle bed (2) on an opposite side; the movable sinker (12) is also provided with a bump (12b); and in the acting state, the bump (12b) can restrain the plumping of the stitch (6) from the needle bed (2) on the opposite side in a position close to the side of the top tooth (11) of the tooth mouth center (3a) in comparison to the bump (10c) of the fixed sinker (10).

Description

The sinker device of horizontal volume machine

Technical field

The utility model relates in possessing the horizontal volume machine that clips tooth mouth ground a pair of needle-bar in opposite directions, is arranged on the sinker device of horizontal volume machine of the tooth mouth side front end of needle-bar.

Background technology

In the past, on the horizontal volume machine with a pair of needle-bar in front and back that clips the tooth mouth, at the tooth mouth side front end of needle-bar, sinker was set.Sinker has entering the tooth mouth when drawing in needle-bar to hook for the knitting needle of yarn, as with form the basic function of the such braiding of sedimentation loop (sinker loop) together with the needle ring (needle loop) of hook-forming.As sinker, fixed sinker (for example, with reference to patent documentation 1), movable sinker (for example, with reference to patent documentation 2) have been used.

In fixing sinker, by near the hole that is arranged on tooth mouth side front end, the wire rod that becomes apical tooth is supported.Apical tooth, when forming new coil by drawing in of hook, the important function of performance when the coil knocking over that makes engaging on hook.In the disclosed fixedly sinker of patent documentation 1, can change the position of the wire rod that becomes apical tooth.

Movable sinker when accepting for yarn on the hook that has entered the tooth mouth etc., moves in the mode of keeping out of the way from the tooth mouth.The disclosed such movable sinker of patent documentation 2, the mode that can swingingly enter with the fore-end of the arcuation that becomes alignment circle density section the tooth mouth is loaded by spring, keeps while depress by the braiding yarn receiving portion of the tooth mouth central side on the top that is arranged on fore-end the coil that forms.

Patent documentation 1: Japanese JP 5-85664 communique

Patent documentation 2: Japanese JP 5-83657 communique

The utility model content

Utility model problem to be solved

Fixing sinker, due to the position stability of alignment circle density section, apical tooth, so can carry out accurately alignment circle density, the knocking over of coil when forming, by the loop density in ribbed knitting increase, plating-knitted etc., can obtain beautiful braided fabric.Its reverse side, in fixing sinker, make engaging the hook of coil enter the tooth mouth and when forming new coil, the situation about heaving that exists the coil that produces engaging to enter the tooth mouth together with hook, the loop length zone that loop density increases side is narrow.

In spring-loaded movable sinker, on one side can keep weaving yarn by the suitable lower thrust of braiding yarn receiving portion effect on one side.At the made engaging hook of coil when entering the tooth mouth, owing to suppressing heaving of coil by braiding yarn receiving portion, so also can make reliably the removing of coil from hook to the transition of shank side of engaging.But, if accept when carrying out alignment circle density to the counter-force of braiding yarn receiving portion, movable sinker swings, and also has alignment circle density shift in position, particularly increase at loop density, in the braiding of plaiting, the situation that the uniformity of braided fabric is exerted an influence.

The purpose of this utility model is to provide a kind of can carry out alignment circle density, the knocking over of coil when forming accurately, also can suppress the sinker device of the horizontal volume machine of heaving of coil.

In order to solve the means of problem

The utility model is a kind of sinker device of horizontal volume machine, its a pair of needle-bar clips tooth mouth ground in opposite directions, if from opening tooth mouth under the state that the lowland tilts, advance and retreat in the tooth mouth and during woven stitch at the hook that makes the tooth mouth side front end that is arranged on the knitting needle that is housed in the needle tray that is set up in parallel on each needle-bar, form the sedimentation loop between knitting needle, it is characterized in that, comprising:

Fixing sinker, this fixedly sinker with the right front end of tooth actinal surface near be set to the bearing hole of the wire rod of apical tooth, the alignment circle density section of hanging the sedimentation loop when the front end of tooth mouth central side is arranged on the coil braiding;

Movable sinker, this movable sinker and fixedly sinker arrange adjacently, have and suppress to be entered at the coil in hook by engaging the leading section of heaving of tooth mouth when the hook that makes knitting needle enters the tooth mouth together with hook, the not active state that can switch the active state of the tooth mouth central side make leading section enter apical tooth and leading section is withdrawed from from the tooth mouth central side of apical tooth

Movable sinker is controlled in such a way: enter the tooth mouth and make coil become active state when the shank side is removed in hook at the hook that makes the engaging coil, hook is withdrawed from from the tooth mouth become not active state when forming new coil

The fixing at least one party among sinker or movable sinker has the jut of coil from opposite directions needle-bar to the tooth mouth that will heave together with the hook that suppresses with the knitting needle that enters from.

In addition, it is characterized in that, on above-mentioned fixedly sinker of the present utility model, be provided with above-mentioned jut with the top from above-mentioned alignment circle density section to the outstanding mode of tooth mouth central side.

In addition, it is characterized in that, on above-mentioned movable sinker of the present utility model, be provided with above-mentioned jut with the top from above-mentioned leading section under above-mentioned active state to the outstanding mode of tooth mouth central side.

In addition, it is characterized in that, on above-mentioned fixedly sinker of the present utility model, be provided with above-mentioned jut with the top from above-mentioned alignment circle density section to the outstanding mode of tooth mouth central side, and

On above-mentioned movable sinker, be provided with above-mentioned jut with the top from above-mentioned leading section under above-mentioned active state to the outstanding mode of tooth mouth central side.

In addition, it is characterized in that, the jut of above-mentioned movable sinker in the utility model under above-mentioned active state, is compared with the jut of above-mentioned fixedly sinker, is positioned at the apical tooth side.

[effect of utility model]

According to the utility model, owing to being become the wire rod of apical tooth by the supporting of fixing sinker, also be provided with alignment circle density section, so can carry out accurately alignment circle density, the knocking over of coil when forming.Due under the active state of movable sinker, make leading section enter the tooth mouth central side of apical tooth, so can suppress the heaving of sedimentation loop of coil near apical tooth.And then the jut that can be arranged by at least one party of fixedly sinker or movable sinker suppresses the coil heaved together with the hook of in opposite directions needle-bar and knitting needle.

In addition, according to the utility model, owing to fixedly on sinker, jut being set, so can suppress heaving from the needle ring of the coil of in opposite directions needle-bar.

In addition, according to the utility model, due to jut being set on movable sinker, thus can be under the active state of movable sinker, suppress heaving from the needle ring of the coil of in opposite directions needle-bar.

In addition, according to the utility model, owing to the fixing both sides of sinker and movable sinker, jut being set, so can suppress more reliably heaving from the needle ring of the coil of in opposite directions needle-bar.

In addition, according to the utility model, under the active state of movable sinker, compare with fixing sinker, can suppress in early days heaving from the needle ring of the coil of in opposite directions needle-bar.

Description of drawings

Fig. 1 means top view and the front view as the simplification of the structure of the summary of the sinker device 1 of the horizontal volume machine of an embodiment of the present utility model.

Fig. 2 means the side view of the part related with the sinker device 1 of the horizontal volume machine of Fig. 1, and top view, the right side view of a part.

Fig. 3 means the side sectional view of the structure related with the needle-bar 2 of the sinker device 1 of the horizontal volume machine that Fig. 1 is set.

Fig. 4 comprises that sinker that the movable sinker 12 of the sinker device 1 of the horizontal volume machine of Fig. 1 is controlled is with the triangle allocation plan of triangle 32.

Fig. 5 means the front section view of simplification of operating state of sinker device 1 of the horizontal volume machine of Fig. 1.

Fig. 6 means the front section view of simplification of operating state of sinker device 1 of the horizontal volume machine of Fig. 1.

Fig. 7 means the front cross-sectional view of simplification of operating state of sinker device 1 of the horizontal volume machine of Fig. 1.

The specific embodiment

In order to implement the optimal way of utility model

Below, by structure and the action of Fig. 1～Fig. 7 explanation as the sinker device 1 of the horizontal volume machine of an embodiment of the present utility model.In the explanation of each figure, situation that exist to use the symbol that do not exist in this accompanying drawing and formerly exist in the figure of explanation to describe.In addition, the formation of coil, although the state that expression is only carried out a side of in opposite directions needle-bar, in the situation that the use such as ribbed knitting both sides' needle-bar also can similarly be suitable for the utility model.

[embodiment]

Fig. 1 is for the major part as the sinker device 1 of the horizontal volume machine of an embodiment of the present utility model, by (a) expression plan structure, by (b) expression Facad structure.In the sinker device 1 of horizontal volume machine, a pair of needle-bar clips the tooth mouth in opposite directions.If each needle-bar 2 high from opening tooth mouth 3 under the state that the lowland tilts in tooth mouth 3 sides, is configured to about tooth mouth center 3a face symmetrical.Knitting needle 4 is housed in the needle tray 5 that is set up in parallel on each needle-bar 2.The sinker device 1 of horizontal volume machine is advanced and retreat in tooth mouth 3 and during woven stitch 6 at the hook 4a that makes the tooth mouth side front end that is arranged on knitting needle 4, and forming the sedimentation loops at the tooth mouth 3 side front ends of the needle tray 5 of accommodating each knitting needle 4 is basic functions.Knitting needle 4 uses the latch needles that is opened and closed hook 4a by needle latch 4b.

The sinker device 1 of horizontal volume machine comprises fixedly sinker 10.Fixedly sinker 10, are set to the bearing hole 10a of the wire rod of apical tooth 11 near the front end of facing with tooth mouth 3, hang the alignment circle density 10b of section of sedimentation loop when the front end of tooth mouth center 3a side is arranged on the coil braiding.The alignment circle density 10b of section is so that the hook 4a of knitting needle 4 withdraws from and forms with the mode of the direction quadrature of drawing in to needle-bar 2 from tooth mouth 3.Therefore, the alignment circle density in the time of carrying out accurately coil formation.

The sinker device 1 of horizontal volume machine also comprises movable sinker 12.Movable sinker 12, arrange adjacently with fixing sinker 10, have leading section 12a, when this leading section 12a enters tooth mouth 3 at the hook 4a that makes knitting needle 4, enter heaving of tooth mouth 3 at the sedimentation loop of the coil 6 in hook 4a near inhibition engaging apical tooth 11 together with hook 4a.The not active state that can switch the active state of the tooth mouth center 3a side that makes leading section 12a enter apical tooth 11 and leading section 12a is withdrawed from from the tooth mouth center 3a side of apical tooth 11 by movable sinker 12.

Needle tray 5 is set up in parallel in the direction perpendicular to paper, be housed in knitting needles 4 in each needle tray 5 so that the hook 4a of front end advances and retreat mode in tooth mouth 3 in the interior slip of needle tray 5.At order woven stitch 6 midway, the direction vertical with paper becomes the row direction, form needle ring by each hook 4a with the knitting yarn line of drawing in from the mode of opening tooth mouth 3, the knitting yarn line of staying tooth mouth 3 by the fixing alignment circle density 10b of section of sinker 10 between each hook 4a forms the sedimentation loop.When forming coil 6, if make the hook 4a of engaging coil 6 enter tooth mouth 3, the coil 6 in hook 4a relatively retreats with respect to knitting needle 4 new, opens the needle latch 4b that has closed, and is removed in hook 4a to shank 4c side shifting.The coil 6 of having been removed in hook 4a, the hook 4a that has accepted for yarn is withdrawed from from tooth mouth 3 and with knitting yarn alignment needle-bar 2 in when drawing in, relatively advance with respect to knitting needle 4, from shank 4c to hook 4a side shifting.Coil 6 moves midway at this, close needle latch 4b, stops movement in the hook 4a by the needle latch 4b that has closed, and crosses the periphery of needle latch 4b and knocking over is hung down to tooth mouth 3 as braided fabric 7.During this period, at hook 4a with fixedly between the alignment circle density 10b of section of sinker 10, form new coil 6.

On fixing sinker 10, top at the alignment circle density 10b of section also is provided with jut 10c, this jut 10c suppresses to form to the side-prominent mode of tooth mouth center 3a, coil 6 from opposite directions needle-bar 2 to tooth mouth 3 that will heave together with the hook 4a of the knitting needle 4 that enters from.Owing on the fixedly sinker 10 of in opposite directions needle-bar 2 sides, jut 10c being set also, so particularly, as shown in Fig. 1 (a), if knitting needle 4 and fixedly sinker 10 clip tooth mouth 3 such meeting in opposite directions, can suppress more reliably to heave.

Movable sinker 12, controlled in such a way: before new formation coil 6, become active state when the coil 6 that makes engaging on hook 4a is removed, supplying with yarn to the hook 4a that has entered tooth mouth 3, hook 4a is withdrawed to form from tooth mouth 3 new coil 6 eat yarn, alignment circle density during become not active state.But such as described later, on the structure of the triangle of controlling movable sinker 12, even in fact in the situation that do not make knitting needle 4 advance and retreat, the switching of movable sinker 12 also can be carried out in the needle-bar 2 of both sides comparably.

On movable sinker 12, top at leading section 12a, be provided with the jut 12b that suppresses the coil 6 that to heave from needle-bar 2 in opposite directions, so that under active state, compare from the position that has entered apical tooth 11 sides side-prominent to tooth mouth center 3a with the fixing jut 10c of sinker 10.Owing to fixedly on sinker 10, the alignment circle density 10b of section being set, so there is restriction on the scope that jut 10c is set.Compare by arranging with the fixing alignment circle density 10b of section of sinker 10 the jut 12b that becomes near the position of apical tooth 11 on movable sinker 12, can suppress heaving from opposite directions needle-bar 2 more early stagely.In addition, jut 10c, 12b among fixedly sinker 10 and movable sinker 12, even at least only be arranged on a side, also can suppress the coil 6 of heaving from needle-bar 2 in opposite directions.

Fig. 2 represents the structure of the main part related with the sinker device 1 of the horizontal volume machine of Fig. 1.(a) expression partition 13 of Fig. 2, (b) expression movable sinker 12, (c) expression needle plate 14, (d) expression substrate 15 (e) represents fixedly sinker 10.Needle-bar 2 is to insert needle plate 14 in the needle plate slot 15a that is arranged on certain spacing on substrate 15 and form.Needle plate 14 is set up in parallel polylith in the direction perpendicular to paper.Become needle tray 5 between the upright needle plate 14 that arranges in the surface of substrate 15.

Movable sinker 12, the part that leading section 12a and jut 12b are set becomes thinner wall section 12c, to use with the mode in the face of the fore-end adjacency of tooth mouth 3 of fixing sinker 10.On movable sinker 12, also be provided with sliding part 12d and outstanding sheet heel 12e upward, this sliding part 12d is by being arranged on circular-arc support 14a on needle plate 14 can be around the state lower support of the central slide of circular arc.Thinner wall section 12c swings in the mode of tooth mouth 3 to advance and retreat along with the slip of the sliding part 12d that is supported by support 14a.This swings, and is controlled by the effect to sheet heel 12e of triangle.

Needle plate 14 has thinner wall section 14b above support 14a, movable sinker 12 is sandwiched by partition 13, at the state lower support of swingable displacement.In the front bottom of substrate 15, be provided with and accommodate the fixedly sedimentation film trap 15b of the part of sinker 10.At the fixing base portion of sinker 10, be provided with retaining hole 10d.

Fig. 3 represents the structure related with the needle-bar 2 of the sinker device 1 of the horizontal volume machine that Fig. 1 is set.But the diagram of the partition 13 of Fig. 2 is omitted.Each needle plate 14 is being set up in parallel under the state on substrate 15, and is fixing by the wire rod 16 that vertically runs through paper.Fixedly sinker 10 wire rod 17 that also will vertically run through paper inserts the retaining hole 10d of base end sides and fixes.Movable sinker 12 and needle plate 14, fixing by the wire rod 18 that vertically runs through paper and metal tape 19.

In needle tray 5 between needle plate 14, the front end of needle jack 20 is combined with the tail end-side of knitting needle 4.Two sheet heels 20a, 20b open the compartment of terrain from needle jack 20 skies and give prominence to the top of needle tray 5.The bottom surface butt of the tail end of needle jack 20 and needle tray 5 becomes the foot of elastically deformable between front end and tail end.The foot of needle jack 20 accepts from the pressing of the front end of slyder 21, in the situation that slyder 21 sinks in needle tray 5, foot is also sunk in needle tray 5, and the front end of the sheet at rear heel 20a is outstanding from needle tray 5.At the rear of slyder 21, configured selection piece 22, can determine whether to use the needle selection of knitting needle 4.

Fig. 4 represents to comprise that sinker that the movable sinker 12 of the sinker device 1 of the horizontal volume machine of Fig. 1 is controlled is with the configuration of the triangle of triangle 32.Such triangle is carried on balladeur train, acts on sheet heel 12e, 20a, 20b from the top of needle tray 5, and this balladeur train moves back and forth in the direction vertical with the paper of Fig. 3.Braiding acts on the sheet heel 20a of needle jack 20 with triangle 30.Barring-on acts on the sheet heel 20b of needle jack 20 with triangle 31.Sinker acts on the sheet heel 12e of movable sinker 12 with triangle 32.

Braiding comprises rise cam 35 and top triangle 36 with triangle 30.Top triangle 36 is provided with gathering sill 37, the sheet heel 20a of these gathering sill 37 guiding needle jacks 20, and the mode of the action when carrying out the braided fabric braiding with knitting needle 4 guides.Braiding also comprises stitch cam 38 with triangle 30, has the symmetrical shape of substantially reaching the standard grade with regard to center line 30a, can carry out equal effect at two direction of travel of the balladeur train that goes and back running.But, stitch cam 38, due to the direction of travel of balladeur train correspondingly by the falling ramp driving chip heel 20a in downstream, draw in the hook 4a for yarn that has accepted the braiding yarn in tooth mouth 3, so be configured in and the corresponding position of loop density value as coil 6.The loop density triangle 38 of upstream side is in the lifting position standby.

Be arranged on the acceptance transfer cam 39 of the inboard of top triangle 36, be included in transfer cam 31.In transfer cam 31, also comprise and send and accept dual-purpose transfer cam 40 and guide triangular 41.The top triangle 36 that is represented by solid line in figure and send and accept dual-purpose transfer cam 40 by what double dot dash line represented is switched in the mode of alternately haunting, so that the opposing party becomes the state of submerging under side's projected state.

Sinker comprises movable triangular 42 with triangle 32.Movable triangular 42 with the direction of travel of balladeur train side shifting downstream correspondingly, drives the sheet heel 12e of movable sinker 12 to active side.

In Fig. 4, be documented in A, B, C, D, E, F that sinker is used the downside of triangle 32, the representational position of the control association of expression and movable sinker 12.Sheet heel 12e, the 20a corresponding with each position of A～F, the position of 20b, additional A～F represents on the symbol of sheet heel.

Fig. 5, Fig. 6 and Fig. 7 are represented respectively the operating state of sinker device 1 of the horizontal volume machine of Fig. 1 corresponding with position A～F of Fig. 4 by (a)～(f).As shown in Fig. 5 (a), at the position of Fig. 4 A, movable sinker 12 becomes not active state, and leading section 12a keeps out of the way from the tooth mouth center 3a side of apical tooth 11.As shown in Fig. 5 (b), at the position of Fig. 4 B, movable sinker 12 switches to active state by movable triangular 42, and leading section 12a enters the tooth mouth center 3a side of apical tooth 11.As shown in Fig. 6 (c), even the sheet of needle jack 20 heel 20a accepts the effect of the rising ramp of rise cam 35, hook 4a begins to enter to tooth mouth 3, also can be suppressed by leading section 12a the heaving of sedimentation loop of coil 6.If heaving of coil 6 is suppressed, coil 6 relatively retreats with respect to hook 4a, opens needle latch 4b and is eliminated.

Below, imaginary drawing 6(c) in heaving of coil 6 suppress insufficient, produce the situation about heaving of coil 6.As shown in Fig. 6 (d), even in opposite directions needle-bar 2 sides, also can suppress heaving of coil 6 with the jut 12b that compares the movable sinker 12 that has entered tooth mouth center 3a side with jut 10c by the jut 10c of fixing sinker 10.

As shown in Fig. 7 (e), at the position of Fig. 4 E, movable sinker 12, the scope that its sheet heel 12e crosses movable triangular 42, by switching to not active state by sinker with the guiding that the triangular groove of triangle 32 carries out, leading section 12a keeps out of the way from the tooth mouth center 3a side of apical tooth 11.This is active state not, from eat yarn carry out alignment circle density during continue.But, in the situation that coil 6 to the hook 4a that enters tooth mouth 3 from opposite directions needle-bar 2 heave such, can be suppressed to heave by the jut 10c that is arranged on fixing sinker 10.If hook 4a further enters needle-bar 2 sides in opposite directions, needle latch 4b is opened fully by coil 6, and coil 6 is to shank 4c transition.As shown in Fig. 7 (f), after such alignment circle density of the position of Fig. 4 F finishes, movable sinker 12 is temporarily returned to active state.If balladeur train is further walked, sheet heel 12e surpasses the scope of movable triangular 42, and by the guiding of being carried out with triangle 32 by sinker, movable sinker 12 is switched to not active state.

In the explanation of above the present embodiment, although only formed coil 6 in a side needle-bar 2, use the ribbed knitting etc. of both sides' needle-bar 2 also can similarly carry out with the present embodiment.Because alignment circle density is undertaken by the fixing alignment circle density 10b of section of sinker 10, can be by fixing sinker 10 at the position supporting apical tooth 11 near tooth mouth 3, so can make the opportunity of alignment circle density, knocking over consistent, even loop density increases braiding, ribbed knitting, also can form beautiful coil 6.

In addition, knitting needle 4, although latch needles is illustrated,, the utility model is not limited to latch needles, can be suitable for similarly compound needle etc.

Symbol description:

1: the sinker device of horizontal volume machine

2: needle-bar

3: the tooth mouth

4: knitting needle

4a: hook

5: needle tray

6: coil

10: fixing sinker

10a: bearing hole

10b: alignment circle density section

10c: jut

11: apical tooth

12: movable sinker

12a: leading section

12b: jut

12e: sheet heel

30: the braiding triangle

32: the sinker triangle

42: movable triangular

Claims

1. the sinker device of a horizontal volume machine, its a pair of needle-bar clips tooth mouth ground in opposite directions, if from opening tooth mouth under the state that the lowland tilts, advance and retreat in the tooth mouth and during woven stitch at the hook that makes the tooth mouth side front end that is arranged on the knitting needle that is housed in the needle tray that is set up in parallel on each needle-bar, form the sedimentation loop between knitting needle, it is characterized in that, comprising:

2. as the sinker device of the horizontal volume machine of claim 1 record, it is characterized in that,

On above-mentioned fixedly sinker, be provided with above-mentioned jut with the top from above-mentioned alignment circle density section to the outstanding mode of tooth mouth central side.

3. as the sinker device of the horizontal volume machine of claim 1 record, it is characterized in that,

4. as the sinker device of the horizontal volume machine of claim 1 record, it is characterized in that,

On above-mentioned fixedly sinker, be provided with above-mentioned jut with the top from above-mentioned alignment circle density section to the outstanding mode of tooth mouth central side, and

5. as the sinker device of the horizontal volume machine of claim 4 record, it is characterized in that,

The jut of above-mentioned movable sinker under above-mentioned active state, is compared with the jut of above-mentioned fixedly sinker, is positioned at the apical tooth side.