CN101253287A

CN101253287A - Method and device for forming a leno fabric on a weaving machine

Info

Publication number: CN101253287A
Application number: CNA2006800315880A
Authority: CN
Inventors: K·罗尔斯特拉特; P·斯特鲁比
Original assignee: Picanol NV
Current assignee: Picanol NV
Priority date: 2005-09-02
Filing date: 2006-09-01
Publication date: 2008-08-27
Anticipated expiration: 2026-09-01
Also published as: EP1920094B1; CN101253287B; BE1016753A3; WO2007025765A1; EP1920094A1

Abstract

Method and device for forming a leno fabric (53) on a weaving machine, in which a number of needles (1) are arranged over the width of the weaving machine and are provided with a guide (41) for guiding a warp thread (40) and in which elements (10, 11, 54, 73, 74) provided with a plurality of guides (45, 47, 55, 75, 77) for guiding a warp thread (44, 46, 56, 76, 78) are arranged in order to move a warp thread (44, 46, 56, 76, 78) guided by an element (10, 11, 54, 73, 74) substantially in the longi-tudinal direction of a needle (1) and transverse thereto.

Description

On loom, form the method and apparatus of LENO AND GAUZE

Technical field

The present invention relates on loom, form the method and apparatus of LENO AND GAUZE, wherein many pins are set and are provided for guiding the guider of a warp thread at the width range of this loom, wherein have a plurality of arrangements of elements that are used to guide the guider of warp thread and become the warp thread that guided by element, and laterally move relative to this pin along the vertically moving of pin.

Background technology

Except other file, the device that being used for of the type weaved LENO AND GAUZE sees DE466340.In the case, the pin of guiding warp thread is fixedly attached on the framework of loom, has a plurality of elements that are used for the guider of warp thread and reciprocally moves up and down.The device that is used to form LENO AND GAUZE that comprises said elements also is found in WO02/04723.Because such equipment, the warp thread that is guided by this element is alternately in the move left and right of pin.

Alternately weave about the many continuous mobile and continuous warp thread of warp thread, and see FR702507 and other file around the LENO AND GAUZE of weft weaving.Such device is unsuitable for carrying out high speed and weaves.

Summary of the invention

An object of the present invention is to provide a kind of can be with plain mode and weave at a high speed the method and apparatus of LENO AND GAUZE.

For this reason, the present invention includes a kind of method, in the method, warp thread is formed lace stitch while warp thread by an element guiding and is guided by pin, the distance between the warp thread at the guider place of an element wherein is the several times of the distance between the warp thread at the guider place of pin.

This makes it possible to plain mode and forms specific LENO AND GAUZE at a high speed, particularly has the LENO AND GAUZE of AD HOC.

According to a preferred embodiment, the guider on this element is provided with like this, and a guider with one of element is relative basically to make guider on the pin.Because the distance between at least two guiders on the element is the several times of distance between the guider on the pin, so this is possible.This allows to equal along the quantity of the element upper guide of loom width the quantity of the guider of pin.In addition, this configuration also allows the guider motion in succession substantially in one plane on the element.

According to a preferred embodiment, in operation, the guider on the element is settled on same level substantially in succession.Not on same level, this has such advantage than guider, makes element move up and down in a relatively little distance and forms the shed open with certain openings.Move the guider on the element of arranged in succession in substantially the same horizontal plane, make it possible to weave at a relatively high speed.

According to a simple embodiment, two elements that have a plurality of guiders are set, wherein the distance between the guider on each element is the twice of distance between the guider on the pin, and the guider on each element can alternately be arranged at the width range of loom.These two elements are arranged continuously along warp thread direction in the case.This permission forms LENO AND GAUZE on direction of rotation, so that suitable transverse movement forms continuous lace stitch by element as desired.In the case, two elements can synchronously move up and down and can homophase or the reciprocating motion of anti-phase ground.If the guider of element anti-phase motion and each element is arranged alternately at the width range of loom, can form S tissue and Z tissue continuously.If the element simultaneous movements forms a S tissue or Z tissue in all cases.

According to an embodiment, three elements that have a plurality of guiders are set, wherein for example the distance between the guider on each element is three times of distance between the guider on the pin, and for example the guider on each element can alternately be arranged at the width range of loom.This permission forms LENO AND GAUZE on direction of rotation, so that suitable transverse movement forms continuous lace stitch by element as desired.These three elements can be arranged continuously along warp thread direction in the case.Similarly, can use four or more a plurality of element, wherein the distance between the guider of each element is four times or more times of distance between the guider on the pin, and for example the guider of each element can be arranged alternately at the width range of loom.

For this reason, the present invention includes a device, wherein form lace stitch by the warp thread of element guiding and warp thread by the pin guiding, wherein the distance between the guider on the element is the several times of the distance between the guider on the pin.

According to an embodiment, the guider on the element is provided with like this, makes a guider on the corresponding basically element of guider on the pin.According to an embodiment, in operation, the guider that is provided with in succession on the element is positioned at same plane substantially.

According to a preferred embodiment, pin is arranged on the fixed position, and element is provided with like this, make they can be basically along the lengthwise movement and relative this pin transverse movement of pin.This allows to be moved up and down and laterally reciprocating motion by the warp thread of element guiding, forms shed open with a specific side of described warp thread being delivered to pin and with warp thread by the pin guiding.

According to a preferred embodiment, this device comprises a drive unit that laterally moves back and forth at least one element, and this drive unit comprises a controlled drive motors.Except others, this makes the vertical motion that is independent of element substantially come the transverse movement of control element to become possibility.

According to an embodiment, element by a side guide along the longitudinal guide of pin and parallel to each other basically.

According to a preferred embodiment, in shed open, constituted the bottom surface of warp thread by the warp thread of the guider of pin guiding.This is favourable for forming LENO AND GAUZE and element being provided with drive unit.

Description of drawings

For more clearly diagram the features and advantages of the present invention, the present invention general is described in detail according to the accompanying drawing of illustrative examples hereinafter, in the accompanying drawings:

Accompanying drawing 1 diagram illustrates the loom that is equipped with device of the present invention;

Accompanying drawing 2 illustrates the perspective view of the drive unit of apparatus of the present invention;

The part front view of accompanying drawing 3 accompanying drawings 2;

Accompanying drawing 4 diagrams illustrate the side view of the primary importance of the device in the accompanying drawing 1;

Accompanying drawing 5 diagrams illustrate the front view of the ad-hoc location of the device in the accompanying drawing 1;

Accompanying drawing 6 illustrates the front view of the subsequent position of accompanying drawing 5;

Accompanying drawing 7 illustrates the front view of the subsequent position of accompanying drawing 6;

Accompanying drawing 8 illustrates the front view of the subsequent position of accompanying drawing 7;

Accompanying drawing 9 illustrates the fabric that can form;

Accompanying drawing 10 illustrates the part Change Example of accompanying drawing 3;

Accompanying drawing 11 illustrates the Change Example of accompanying drawing 5;

Accompanying drawing 12 illustrates the another kind of fabric that can form;

Accompanying drawing 13 illustrates the another kind of Change Example of accompanying drawing 5;

Accompanying drawing 14 illustrates the enlarged drawing of the anchor clamps of accompanying drawing 1;

Accompanying drawing 15 illustrates the Change Example of accompanying drawing 4;

Accompanying drawing 16 illustrates the part perspective view of apparatus of the present invention;

Accompanying drawing 17 illustrates the Change Example of accompanying drawing 16;

Accompanying drawing 18 illustrates the another kind of Change Example of accompanying drawing 5;

Accompanying drawing 19 illustrates the another kind of Change Example of accompanying drawing 5;

Accompanying drawing 20 illustrates the another kind of fabric that can form;

Accompanying drawing 21 illustrates the Change Example of accompanying drawing 11; And

Accompanying drawing 22 illustrates the part of apparatus of the present invention.

The specific embodiment

Accompanying drawing 1 illustrates the loom that comprises apparatus of the present invention, and wherein pin 1 is arranged on the width range of loom with uniform distances.For the sake of clarity, the pin of limited quantity only is shown, but in the illustrative examples that illustrates, is to wait that the whole width range that is woven fabric is provided with pin.Under any circumstance, it is fixing that many pins 1 all are connected anchor clamps 2.Each anchor clamps 2 all is connected on the crossbeam 5 by intermediate holder 3 and plate 4.Crossbeam 5 extends and is fixedly connected on by support 6 the sidepiece (not shown) of loom at the whole width range of loom.By anchor clamps 2 are connected with respect to intermediate holder 3 with an appropriate upright position, perhaps intermediate holder 3 is connected with respect to plate 4 with an appropriate upright position, the vertical component of pin 1 can for example be conditioned or set a specific range.For this purpose, for example clamping screw 7 is directed in the play of the opening of anchor clamps 2, and/or clamping screw 8 is directed with play in the opening of intermediate holder 3.Plate 4 can be connected on the crossbeam 5 similarly.Loom also comprises a support arm 9, and its width range at loom extends.Support arm 9 is fixedly attached on the sidepiece (not shown) and/or support 6 of loom for example.

Loom also comprises two

elements

10 and 11, and they have a plurality of guiders that are used to guide warp thread.Each

element

10 or 11 width ranges at loom extend.Element 10 is included in bearing 12 on the both sides is connected two lateral supports 12 with one transverse support 13.Similarly, element 11 is included in bearing 14 on its both sides is connected two lateral supports 14 with one transverse support 15.Lateral support 12 can be by means of

relevant drive rod

16,17 and 18,19 vertically moving up and down along pin 1 roughly with 14.In the case, by a relevant driver (not shown), drive

rod

16 and 17 fully synchronously moves up and down each other, and drive

rod

18 and 19 fully synchronously moves up and down each other.This driver for example is being disclosed among the WO02/04723, and for example is designed to have suitable camming and is similar to the transmission device that is used for the conventional driver of stretching frame on the loom.Drive rod 16 to 19 is connected on corresponding

transverse support

13 or 15 by means of relevant hinge 20.Group of

drive rods

16,17 and group of

drive rods

18,19 motion synchronized with each other basically in the case.This drive rod 16 to 19 can be arranged on

element

10,11 every ends.Because

element

10,11, additional drive rods 16 to 19 can engage by the width range along

element

10,11 between the two ends of

element

10,11.

Transverse support 13 also comprises a prerotation vane 21, and it is directed to respect to guide 22, and this guide is fixedly connected on the framework of loom with limit lateral bearing 13 sagging at warp thread direction.Transverse support 15 also comprises the prerotation vane 23 of this type.

Lateral support

12 and 14 is directed in a pair of side rails 24, and this side rails for example is connected on the support 6.Therefore, element 10 and element 11 can be directed in side rails 24 in parallel with each other, so they can move in a vertical plane basically, this plane be configured to be basically perpendicular to warp thread or pin 1 vertically on.Shown in accompanying

drawing

2 and 3,

element

10 and 11 by drive unit 25 laterally or laterally reciprocating motion so that can be moved with respect to the pin of correspondence by the warp thread of

element

10 or 11 guiding.In the embodiment shown in this, horizontal support 13 is connected on the connecting rod 26 that is driven by crank element 27.Crank element 27 is arranged to can be around the rotating shaft that fixedly installs 28 rotations that are installed on the support 29.Support 29 is fixedly installed on the framework of loom.A controlled drive motors 30, for example a controlled switchable reluctance motor also is connected on the support 29.An eccentric wheel 32 is connected on the driving shaft 31 of drive motors 30, and this eccentric wheel 32 can drive crank element 27 in complex way by connecting rod 33.Transverse support 15 is connected on the connecting rod 34 that is driven by crank element 27 in a similar manner.In operation, connecting

rod

26 and 34 is positioned at horizontal plane substantially.Accompanying drawing 3 also shows axle

journal

64,65 and 66, and they rotatably are connected respectively to bar 27 on connecting

rod

26,33 or 34.

Being sized to of crank element 27 and eccentric wheel 32 can laterally move back and forth

element

10 and 11 with suitable amplitude.Suitably amplitude is that for example the distance between the pin is big or small.The method of regulating connecting

rod

26 and 34 length is similar to the WO02/04723 disclosed method, and also is used for regulating

element

10 and 11 to suitable lateral attitude, particularly arrives suitable lateral attitude with respect to pin.Connecting rod 26 is connected on the transverse support 13 by hinge 37, and connecting rod 34 is connected on the transverse support 15 by hinge 38.Transverse support 15 comprises that permission hinge 37 passes the opening 39 of transverse support 15 in the case.

Shown in accompanying drawing 4 to 9, the plane of warp thread 40 is guided through the guider 41 on the pin 1.In this schematic embodiment, a guider 41 is arranged on the every pin 1.Be directed to pin 1 from these warp thread 40 by slewing rollers 42 through the axle (not shown).Slewing rollers 42 are connected on the crossbeam 5 by spring 43.According to a Change Example (not shown), slewing rollers 42 can be fixedly attached on the crossbeam.

The plane that warp thread 44 forms is guided through the guider 45 on the element 10, and the plane of warp thread 46 is directed surpassing the guider 47 on the element 11.In the case,

warp thread

44 and 46 represents with solid line in their extreme higher position, and is represented by dotted lines in their extreme lower position.As shown in Figure 1, the guider 45 on the element 10 is set on the anchor clamps 48, and anchor clamps 48 have many guiders 45 at the width range of loom on disposed adjacent one another and each anchor clamps.Similarly, as shown in Figure 1, the guider 47 on the element 11 is provided with on the width range of loom anchor clamps 49 disposed adjacent one another, and each anchor clamps also has many guiders 47.Element 10 and element 11 arranged in succession on warp thread direction.In an illustrated embodiment,

guider

41,45 and 47 thread-carriers by the guide eye shape constitute.

Warp thread

40 and 44 or

warp thread

40 and 46 forms a lace stitch in all cases in a known way together between two dents on the reed 50.Reed 50 is installed on the slay in a known

way.Warp thread

40 and 44 and

warp thread

40 and 46 can form a shed open 51, wherein the warp thread bottom surface of shed open 51 is formed by warp thread 40, warp thread 40 is guided through the pin 1 of stationary arrangement, the warp thread end face is formed by the

warp thread

44 and 46 that is guided through

element

10 or 11.

Accompanying drawing 5 illustrates

element

10 and 11 and the mutual alignment of the primary importance of pin 1 in the device shown in the accompanying drawing 1 to 4

relation.Element

10 and 11 guider are arranged like this, make the guider 41 of pin 1 relative substantially or near the

guider

45 or 46 of one of element 10 or 11.In the case,

element

10 and 11 quantity at the

guider

45,47 of loom width range equal the quantity of the guider 41 of pin 1.In the case, the distance X between the guider 45 of element 10 equals the distance Y between the guider 47 of element 11, and these distance X and Y are the twices apart from Z between the guider 41 of pin 1.Element 10 is arranged so in the case, make warp thread 44 be positioned at the right side of corresponding pin 1, and element 11 is arranged to the left side that makes warp thread 46 be positioned at corresponding pin in this case.Thereupon,

element

10 and 11 moves upward together and pin keeps static, and this has caused the position shown in the accompanying drawing 6.On this position, can introduce a weft yarn.Simultaneously, element 10 is moved to the left, and element 11 moves right, and they are moved down into the position shown in the accompanying drawing 7 together.Then,

element

10 and 11 moves and turns back to the position shown in the accompanying drawing 8.Introduce next root weft yarn in this position.Simultaneously,

element

10 and 11 and moves down simultaneously and turns back to the position shown in the accompanying drawing 5 respectively to the right and be moved to the left.Then the continuous position of accompanying drawing 5 to 8 repeats, and wherein the every

warp thread

44 or 46 by

element

10 or 11 guiding laterally moves with relative this pin along the lengthwise movement of pin 1.In this way, can form the fabric shown in the accompanying drawing 9, wherein

warp thread

40,44,46 and weft yarn 67 form fabrics.

Should understand

element

10,11 along pin 1 move longitudinally and

element

10,11 can partly take place synchronously with respect to pin 1 horizontal moving, although these two kinds to move be single driving.Should understand that

element

10 and 11 is anti-phase in the case laterally mobile.

As accompanying drawing 5 to 8 more detailed illustrating,

element

10 and 11 has a plurality of

guiders

45 or 47, and the distance between the

guider

45 or 47 of each

element

10,11 is 2 times of distance between the guider 41 of pin 1.

Guider

45 and 47 is alternately arranged along the width range of loom in the case, i.e.

guider

45 and 47 arranged in succession.In use, the

guider

45 and 47 on the

element

10,11 is arranged in succession in same plane substantially, particularly substantially in a horizontal plane.

As shown in Figure 3, by the length B of the crank arm of the crank element 27 of connecting rod 34 moving meters 11, less times greater than length A by the crank arm of the crank element 27 of connecting rod 26 control elements 10.This allows to be positioned at from the farther element 11 of the beat-up line 52 of fabric 53, than from the nearer element 10 of the beat-up line 52 of fabric 53 relative to laterally moving.Thereby guaranteed that warp thread 46 laterally moves such segment distances: make warp thread 46 to form the angle identical with respect to warp-wise with warp thread 44.This helps warp

thread

44 and 46 is moved to desirable pin 1 side.

As shown in Figure 10, if connecting

rod

26 and 34 is arranged on the identical crank arm of crank element 27, device of the present invention can form LENO AND GAUZE with being similar to the disclosed mode of WO02/04723.In the case, connecting rod 26 uses axle journal 68 to connect.If the connecting rod 26 among the embodiment of accompanying drawing 10 is connected axle journal 64 places, and is shown in dotted line, then the device of accompanying drawing 3 will be obtained to be similar to.

Accompanying drawing 11 shows

element

10 and 11 and is similar to position in the accompanying drawing 5.In this embodiment, for example by means of the device in the accompanying drawing 10,

element

10 and 11 can be together to the right or move left, although be positioned at slightly different route.Can form fabric as shown in Figure 12 in this way, wherein

warp thread

40,44,46 and weft yarn 67 form fabrics.Should understand that

element

10 and 11 homophases laterally move in the case.

Be similar to accompanying drawing 5, accompanying drawing 13 shows an embodiment, wherein three

elements

10,11 and 54 have a plurality of

guiders

45,47 and 55, wherein each element 10, distance between 11 or 54 the

guider

45,47 or 55 is three times of distance between the guider 41 on the pin 1.In the case, each

element

10,11 or 54

guider

45,47 or 55 are alternately arranged along the width ranges of loom.Each

element

10,11 or 54 can be for example by the mode activated of special driving motor according to hope, to form specific LENO AND GAUZE.Each

element

10,11 and 54 can guide the plane of

corresponding warp thread

44,46 and 56.

Particular jig 48 shown in the accompanying drawing 1 is shown in the accompanying drawing 14 with magnification ratio.Anchor

clamps

48,49 are provided with the

guider

45 and 47 of limited quantity, mean when 45,47 fractures of a guider or when damaging, only need to change

anchor clamps

48,49 that have the limited quantity guider.

Although fixed in position pin 1, and settling element 10,11st along vertically moving with the mode of relative this pin transverse movement of pin 1, favourable, also pin can be positioned to can move up and down.This make

element

10,11 along pin 1 longitudinally route restrictions in that for example in 4 half position of pact of route from the tip position to the accompanying drawing.In accompanying drawing 4, this route is limited by the opening of shed open 51.In the case, when

warp thread

44 or 46 during at pin 1 terminal following, pin 1 must be moved upwards up to the only about half of position of above-mentioned route, and

warp thread

44 or 46 can in time move to an other side of corresponding pin 1 like this.

The bottom surface that is formed the warp thread of shed open 51 by the warp thread 40 of guider 41 guiding of pin 1 is favourable.A Change Example shown in 15 with reference to the accompanying drawings, the warp thread 40 that is guided through pin 51 certainly forms the end face of the warp thread of shed open 51.In the case, pin 1 must be directed upwards towards.For

example element

10 and 11 can be arranged similarly, and

warp thread

44 and 46 obviously must move to upper position transverse to the opposite side of pin 1 with respect to pin 1 in the case.Therefore term top and the bottom in this specification is relative terms in a particular embodiment.

Accompanying drawing 16 shows a Change Example, and wherein each

element

10 and 11 comprises an

elongated support member

57,58, and the

guider

45 and 47 that is used for guiding

warp thread

44 or 46 is set respectively on support member.This

elongated support member

57,58 can be connected on

transverse support

13 or 15 with being similar to the mode that is connected to anchor clamps 48,49.Pin 1 is similar to accompanying drawing 1 and arranges.

Accompanying drawing 17 illustrates another Change Example, and wherein each

element

10 and 11 comprises an

elongated support member

59,60, and the

guider

45 and 47 that is used for guiding

warp thread

44 or 46 is set respectively on this support member.Each

elongated support member

59,60 also is respectively arranged with big relatively opening 61,62, and these openings allow

warp thread

46 or 44 to pass elongated support member 59,60.The latter helps keeping separating with being positioned at the

warp thread

44 and 46 of guider 45 with 47.

Accompanying drawing 18 illustrates another Change Example, and wherein the distance between the

guider

45,47 at least one

element

10,11 is the multiple of the distance between the guider 41 of pin 1.In the case, the distance between at least two guiders 45 of element 10 is the multiple of distance between the guider 41 of pin 1.In this embodiment, distance all is the multiple of distance between the pin 1 under any circumstance between the guider 47 of element 11.Obviously, other Change Example that can form specific lace stitch also is fine.

According to a Change Example (not shown), can use 4 or multicomponent more of the present invention, the distance between the guider of each element wherein can be the suitable multiple of distance between the guider of pin, and wherein the guider of each element is arranged with AD HOC at the width range of loom.In the case, this multiple can be understood that twice, three times, and four times, five times or other arbitrary multiple.

Anchor clamps 48 and 49 use have allowed the use of the transverse support outside shed open 51 13 under any circumstance or 15.This allows to use a selvedge apparatus 63, and this device can form fabric with device of the present invention.Warp thread by selvedge apparatus 63 controls is not subjected to the influence of

transverse support

13 and 15 basically in the case.Selvedge apparatus 63 can be as for example EP772.703B1 design.

According to a Change Example (not shown),

element

10 and 11 laterally move and can produce by means of for example at least one Linear Driving motor, rather than produce by drive motors 30, eccentric wheel 32, crank element 27 and like.According to a Change Example (not shown), each element can be driven by the controlled drive motors of being given.Certainly, also can drive this transverse movement, for example by being connected to and driving with the synchronous rotating drive shafts of the power transmission shaft of slay by another power transmission shaft of loom.

Although under any circumstance have only the specific guider guiding among the embodiment shown in the warp thread quilt, should understand can be by a specific guider guiding two or more warp thread.Equally, also can replace with two or more layouts very close to each other a guider and guider that under any circumstance guide at least one warp thread.This can form special LENO AND GAUZE.

Although preferably evenly arrange pin at the width range of loom, and basic card clothing relatively puts the guider of an element, and the guider on pin and the corresponding elements also can be arranged with different spacing at the width range of loom.This can form for example special LENO AND GAUZE.

Although device of the present invention can use the warp thread of any kind, device of the present invention is particularly suitable for the thick relatively warp thread 40 of high tension force is weaved together with the relative

thin warp thread

44 or 46 of low tension force, these thin relatively

warp thread

44,46 can be weaved around thick relatively warp thread 40 like this.This has caused LENO AND GAUZE, and wherein thick relatively warp thread 40 keeps the state that is stretched and do not tie a knot around weft yarn or tie a knot with weft yarn.

In described situation,

element

10,11 or 54 horizontal move left and right when weft yarn of each insertion, and only when inserting many weft yarns, just laterally move fully, special LENO AND GAUZE can form, and this fabric has the lace stitch with one group of weft yarn.Certainly, each

element

10,11 or 54 is not during each wefting insertion, must turn back to the upright position, top from the upright position, top through the bottom vertical position, and this motion can repeatedly carried out behind the wefting insertion.Can certainly be in conjunction with above-mentioned motion.Yet be preferably formed a kind of LENO AND GAUZE, wherein

element

10,11, and 54 back and forth laterally move during each wefting insertion, and

element

10,11,54 carrying out aforesaid moving up and down between each wefting insertion, and this produces good woven LENO AND GAUZE.

As shown in Figure 19, device of the present invention also can combine with other device and form lace stitch.In the case, the element 69 for example have the guider 70 that guides weft yarn 71 is set, wherein the distance between the guider 70 equals the distance between the guider 41 of pin 1.Shaped as frame element 69 has an opening 72, and this opening allows

weft yarn

44,46 to pass this element 69.Element 69 can back and forth laterally move, and moves up and down by a driver element in the mode that is similar to element 10,11.

If element

10 and 11 homophase together laterally moves, and element 69 can form fabric as shown in Figure 20 with respect to

element

10,11 anti-phase moving, wherein

warp thread

44,46 and 47 forms fabric with weft yarn 67.

Accompanying drawing 21 illustrates another Change Example, wherein except

element

10 and 11, also is provided with element 73 and 74.Element 73 comprises the guider 75 that is used for warp thread 76, and element 74 comprises the guider 77 that is used for warp thread 78.

Element

73 and 74 is designed to shaped as frame in the case and comprises opening 79 or 80, and this opening is used to allow

warp thread

44 and 46 pass element 73 and 74.

Element

73 and 74 is driven in the mode that is similar to element 10 and 11.By this class device, can weave the LENO AND GAUZE shown in the accompanying drawing 20.

Accompanying drawing 22 shows a Change Example, arranges in a mode on another comprising the

element

10,11 of the

guider

45,47 that is used to guide warp thread 44,46.Element 10 comprises a plurality of openings 81 that supply warp thread 46 to pass through in the case.This

element

10,11 can be arranged to relative with pin with suitable method, and can be used in the mode that is similar to accompanying drawing 5, to produce LENO AND GAUZE of the present invention.

Should understand that device of the present invention also can substitute by the disclosed device of WO02/04723 or by the disclosed device of DE466340.This makes and for example to change the loom that comprises device of the present invention with the loom that forms prior art and form known fabric and become possibility thereupon.The element that for

example element

10 or 11 is replaced with prior art also is possible, and the distance between the guider of the element of prior art equals the distance between the guider of pin.If use two above-mentioned embodiment, for example anti-phase transverse movement when each wefting insertion can form known LENO AND GAUZE, wherein warp thread 40 under any circumstance in both sides by from the warp thread of first element with from the warp thread knotting of second element.

Should understand that the present invention can be applied to the loom of any kind, air-jet loom for example, yarn gripper loom, water jet looms, projectile loom, the loom of gripper shuttle loom and other type.Device of the present invention also has and can be installed in advantage on any existing loom with plain mode.

Inter alia, the LENO AND GAUZE that method and apparatus of the present invention also allows to form had both had the lace stitch that has the S tissue, had the adjacent with it lace stitch that has the Z tissue again, and both replace according to AD HOC.

Preferably using the method according to this invention by means of device of the present invention, is multiple by the distance between the warp thread 40 of 41 guiding of the guider on the pin 1 by the distance between the

warp thread

44,46 of 45,47 guiding of the guider on the

element

10,11 wherein.

Should understand and not be and to form LENO AND GAUZE at the whole width range of loom.According to a kind of selection, can for example remove some anchor clamps 48 or 49 and be arranged in the pin relative with these anchor clamps 48,49, just can weave fabrics in general in this zone like this, particularly Chang Gui plain cloth.The warp thread of this fabrics in general can be by known way by framework, and the harness cord of jacquard attachment or other any way are controlled.The statement meaning about the width range of loom in the application's the specification is at least a portion that covers the whole width of loom.

Should understand if

element

10,11,54 back and forth laterally do not move during weft yarn repeatedly inserts continuously, can use device of the present invention to produce fabrics in general, if particularly one of Chang Gui one-onefabric. element does not back and forth laterally move, and another element back and forth laterally moves, and can form the fabric that not only has lace stitch but also have conventional organization.Obviously, the combination of others also is feasible.

Certain method and apparatus of the present invention is not limited to forming the embodiment shown in the disclosed and accompanying drawing for example, but can be designed in not departing from scope of the present invention to carry out different changes and combination to what illustrate.

Claims

1. method that forms LENO AND GAUZE (53) on loom is wherein arranged many pins (1) at the width range of loom, and described pin is provided for guiding the guider (41) of warp thread (40), is provided with a plurality of warp thread (44 that are used to guide, 46,56,76,78) guider (45,47,55,75,77) element (10,11,54,73,74), being set to will be by element (10,11,54,73,74) Yin Dao warp thread (44,46,56,76,78) along the vertically moving of pin (1), and laterally move, it is characterized in that this method comprises to be used by element (10 relative to this direction, 11,54,73,74) Yin Dao warp thread (44,46,56,76,78) and by the warp thread (41) of pin (1) guiding form lace stitch, wherein at element (10,11,54,73,74) guider (45,47,55,75,77) locate the warp thread (44,46 that guides, 56,76,78) distance between is many times of distance between the warp thread (40) that the guider of pin (1) (41) is located to guide.

2. method that is formed for the shed open of production LENO AND GAUZE (53), use a plurality of pins (1) of many warp thread of guiding (40) and use many warp thread (44 of at least one guiding, 46,56,76,78) element (10,11,54,73,74), described at least one element makes many warp thread (44,46,56,76,78) vertically moving and laterally moving along pin (1) with respect to pin, it is characterized in that at least one element is along being by the distance of the warp thread of pin guiding many times to guide many warp thread, described interval at interval laterally.

3. according to the method for claim 1 or 2, it is characterized in that layout guides many warp thread (44,46 respectively continuously, 56,76,78) two or more elements (10,11,54,73,74), wherein the distance of the warp thread of at least one element guiding is by warp thread (40) distance of pin (1) guiding many times.

4. according to one method in the claim 1 to 3, it is characterized in that element (10,11,54,73,74) guider (45 on, 47,55,75,77) be arranged so that the basic and element (10,11,54 of a guider (41) on the pin (1), 73,74) guider (45,47 one of, 55,75,77) be oppositely arranged.

5. according to one method in the claim 1 to 4, it is characterized in that the distance between at least two guiders (45,47,55,75,77) on the element (10,11,54,73,74) is many times of distance between the guider (41) of pin (1).

6. according to one method in the claim 1 to 5, it is characterized in that the quantity of a plurality of guiders (45,47,55,75,77) of the element of arranging along the loom width range (10,11,54,73,74) equals the quantity of the guider (41) of pin (1).

7. according to one method in the claim 1 to 6, it is characterized in that element (10,11,54,73,74) is arranged continuously along warp-wise.

8. according to the method for claim 7, it is characterized in that in operation, the guider (45,47,55,75,77) of the element of arranging (10,11,54,73,74) is substantially in same level continuously.

9. according to one method in the claim 1 to 8, it is characterized in that, two elements (10,11) have a plurality of guiders (45,47), each element (10,11) distance between the guider on (45,47) is the twice of the distance between the guider (41) on the pin (1), and each element (10,11) guider on (45,47) is alternately arranged along the loom width range.

10. according to one method in the claim 1 to 9, it is characterized in that three elements (10,11,54,73,74) be provided with a plurality of guiders (45,47,55,75,77), each element (10,11,54,73 wherein, 74) distance between the guider on (45,47,55,75,77) is 3 times of distance between the guider (41) on the pin (1), and the guider (45 on each element (10,11,54,73,74), 47,55,75,77) alternately arrange along the loom width range.

11. a device that forms LENO AND GAUZE (53) on loom, wherein the width range along loom is provided with many pins (1), and described pin (1) is provided with the guider (41) that is used to guide warp thread (40), is provided with a plurality of warp thread (44 that are used to guide, 46,56,76,78) guider (45,47,55,75,77) element (10,11,54,73,74) be arranged as by element (10,11,54,73,74) Yin Dao warp thread (44,46,56,76,78) vertically moving along pin (1), and laterally move relative to this direction, it is characterized in that this device comprises element (10,11,54,73,74) guider on (45,47,55,75,77), and the guider (41) on the pin (1), wherein element (10,11,54,73,74) guider (45,47 on, 55,75,77) distance between is many times of distance between the guider (41) on the pin (1).

12. a device that is formed for the shed open of production LENO AND GAUZE (53) comprises many pins (1), every pin is provided with the guider (41) that is used for warp thread (40), have with at least one and to be used to guide many warp thread (44,46,56,76,78) guider (45,47,55,75) element (10,11,54,73,74), this element can move so that move warp thread (44,46,56 by its guiding along pin and transverse to pin, 76,78) it is characterized in that at least one element (10,11,54,73,74) guider (45,47,55,75) becoming it in lateral arrangement is many times of interval of the guider (41) on the pin (1) at interval.

13. the device according to claim 11 or 12 is characterized in that, arranges two or more elements (10,11,54 continuously, 73,74), wherein at least one element to be arranged at intervals with guider (45,47,55,75,77), described spacing is by guider (41) spacing of pin (1) many times.

14. one device according in the claim 11 to 13 is characterized in that element (10,11,54,73,74) guider (45,47,55,75,77) arrange like this, make guider (41) on the pin (1) basic with an element (10,11,54,73,74) a guider (45,47,55,75,77) mutually opposed.

15. one device according in the claim 11 to 14 is characterized in that, element (10,11,54,73,74) is arranged continuously along warp-wise.

16. one device according in the claim 11 to 15 is characterized in that, the guider (45,47,55,75,77) of the element of arranging continuously (10,11,54,73,74) is substantially in same plane in operation.

17. one device according in the claim 11 to 16 is characterized in that pin (1) is arranged in the fixed position, element (10,11,54,73,74) is arranged to them can be along the vertically moving of pin (1), and laterally move relative to this pin.

18. one device according in the claim 11 to 17 is characterized in that, this device comprises that a drive unit (25) is laterally to move back and forth at least one element (10,11,54,73,74), this drive unit (25) comprises at least one controlled drive motors (30).

19. one device according in the claim 11 to 18 is characterized in that, element (10,11,54,73,74) is substantially along vertically being directed in a side guider (24) of pin (1), and parallel to each other basically.

20. one device according in the claim 11 to 19 is characterized in that, is formed the bottom surface of the warp thread in the shed open (51) by the warp thread (40) of the guider of pin (1) (41) guiding.