CN206337373U

CN206337373U - Crosspointer multilayer returns intestines slide automatically

Info

Publication number: CN206337373U
Application number: CN201621367993.7U
Authority: CN
Inventors: 王方根
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-14
Filing date: 2016-12-14
Publication date: 2017-07-18
Anticipated expiration: 2026-12-14

Abstract

The utility model discloses a kind of crosspointer multilayer and returns intestines slide automatically, is related to sewing tech technical field, and to solve, existing string for binding a plait is of poor quality, service life is short, sewing efficiency is low, the problem of cloth arranges in pairs or groups single with auxiliary material.Crosspointer multilayer described in the utility model returns intestines slide automatically, including：Multilayer crack part, guiding strut, fairlead, ring；One end of guiding strut is connected with the port of export of multilayer crack part, is set at the dead level position between the top layer of guiding strut correspondence multilayer crack part and intermediate layer；Fairlead is arranged on guiding strut, and fairlead, which is closed at the port of export of multilayer crack part, to be set；Ring is connected with guiding the other end of strut；Multilayer crack part is used to wear snap the line and multilayer cloth；Guiding strut is used to guide the outlet direction and cloth of snap the line to go out cloth direction；Fairlead is used to wear snap the line and tentatively ensure that cloth is coated on the outside of snap the line；Ring is used to wear snap the line and cloth and be further ensured that cloth is wrapped in the outside of snap the line.

Description

Crosspointer multilayer returns intestines slide automatically

Technical field

The utility model is related to sewing tech technical field, and intestines slide is returned automatically more particularly, to a kind of crosspointer multilayer.

Background technology

String for binding a plait (refers to headband, hair band, head hoop), is a kind of instrument that women arranges hair style and produced for convenience in early days, Nowadays a kind of ornaments for women to decorate hair are referred to.

At present, the common fabrics class headwear ornament of in the market is typically the process form production of single needle, such as common For the headband of " bundle horse hair "；Its part is in wall scroll cloth plus a lastex (shirr).Its manual production side Formula is, first by the both sides doubling of a pieces of cloth, with single needle sewing machine by this two side seams together, i.e., a piece of smooth pieces of cloth are just Inside and outside positive and negative exchange is carried out with the mode of " returning chitling " into the cloth of tubulose, then by the cloth of this tubulose, after returning, by standard The shirr for the suitable length got ready pierces into the cloth of tubulose, two of shirr knots after putting on, finally by the two of cloth End sewing machine docking is sewed and sealed, so as to complete the making of headband.

However, present inventor has found, existing string for binding a plait is generally only provided with material (cloth) outside the decoration of individual layer, so that Overall structure is thiner, easily occurs spliting open phenomenon after long-term use, service life is shorter；Also, existing string for binding a plait is typically Made of single needle sewing technology so that the very single, dullness in terms of style, color, the collocation of cloth, therefore consumer for The product of such a technique is of common occurrence, it is difficult to meet the aesthetic taste of modern consumer.

The experiment that studies for a long period of time through present inventor, asking for above-mentioned collocation limitation is can solve the problem that with two-wire sewing tech Topic.But, single needle sewing machine sewing two-wire will be walked back and forth, not only wasted time and energy but also can not have been completed automatic " returning intestines ", so as to cause Low production efficiency, sewing effect are poor.

Therefore, how a kind of crosspointer multilayer is provided and returns intestines slide automatically, with sewing machine coordinate sewing mass preferably and The new string for binding a plait that firm Multilayer plus material multiple color is arbitrarily arranged in pairs or groups, it has also become the technology of those skilled in the art's urgent need to resolve is asked Topic.

Utility model content

The purpose of this utility model is to provide a kind of crosspointer multilayer to return intestines slide automatically, usual to solve existing string for binding a plait Second-rate, service life is shorter, and the cloth technical problem single and relatively low sewing efficiency with auxiliary material collocation.

The utility model provides a kind of crosspointer multilayer and returns intestines slide automatically, including：Multilayer crack part, the multilayer crack part It can be used in wearing the multilayer cloth of snap the line and hard material；Guide strut, one end and the multilayer of the guiding strut The port of export of crack part and the connection at 1/3 width, and the top layer for guiding the strut correspondence multilayer crack part is with Set at dead level position between interbed, the guiding strut can be used in guiding the outlet direction of the snap the line and described Cloth goes out cloth direction；Fairlead, the fairlead is arranged on the guiding strut, and the fairlead closes on the multilayer Set at the port of export of crack part, the fairlead can be used in guiding and wear the snap the line and tentatively ensure the cloth Material is coated on the outside of the snap the line；Ring, the ring is ellipsoidal structure, and the ring guides the another of strut with described One end is connected, and the ring can be used in wearing the snap the line and the cloth and the cloth swimmingly can be passed through into institute State and returned in ring drawing, to be further ensured that the cloth is wrapped in the outside of the snap the line；The ring and the guiding strut Generally " 7 " character form structure, and the guiding strut there is support force, it is not flexible, the cloth can be supported to return drawing completely When with the ring produce resistance.

During practical application, the crosspointer multilayer returns intestines slide automatically also to be included：Fixed plate, the fixed plate is located at described many The bottom of layer crack part is set, and the fixed plate can be used in making the crosspointer multilayer return intestines slide and sewing machine fixation company automatically Connect.

Wherein, the multilayer crack part includes bottom track, intermediate layer track and the top layer rail set gradually from the bottom to top Road；The intermediate layer track in the connection of " mutual " font, can by the cloth, and the cloth by when in " oneself " font, Dead level is installed between the intermediate layer track and the top layer track, the dead level is used for the snap the line and returns drawing with the cloth When passage.

Specifically, it is generally aligned in the same plane and vertical direction along the axial direction with the guiding strut, the bottom rail The width in road is consistent with the width of the top layer track, and the width of the intermediate layer track is more than the bottom track or the top The width of layer track.

During practical application, the fairlead is wrapped on the guiding strut using oval lamellar body bending is later half, The vertical cross-section of the fairlead is inverted U-shaped structure；In use, the " u "-shaped length of the fairlead is located at the sewing machine Set between crosspointer in distance.

Wherein, the ring is the flat-shaped column structure that vertical cross-section is ellipse.

Specifically, multiple mounting holes are provided with the fixed plate.

Further, at least two kidney-shaped mounting holes are provided with the fixed plate.

Further, the crosspointer multilayer is returned intestines slide and is made of stainless steel automatically.

Preferably, the fixed plate, the multilayer crack part, the guiding strut, the fairlead and the ring By being welded to connect fixation.

Relative to prior art, crosspointer multilayer described in the utility model is returned intestines slide and had the advantage that automatically：

The crosspointer multilayer that the utility model is provided is returned in intestines slide automatically, including：Multilayer crack part, guiding strut, guiding Piece and ring.Wherein, one end of guiding strut is connected with the port of export of multilayer crack part and at 1/3 width, and guiding Set at dead level position between the top layer of strut correspondence multilayer crack part and intermediate layer；Fairlead is arranged on guiding strut, And fairlead closes at the port of export of multilayer crack part and set；Ring is connected with guiding the other end of strut.Specifically, multilayer is pressed from both sides Seam part can be used in wearing snap the line and multilayer cloth；Guiding strut can be used in guiding the outlet direction and cloth of snap the line Go out cloth direction；Fairlead, which can be used in guiding, to be worn snap the line and cloth and tentatively ensures that cloth is coated on the outside of snap the line；Circle Ring can be used in wearing snap the line and can be swimmingly by cloth by returning drawing in ring, to be further ensured that cloth is wrapped in bullet The outside of line.Thus analysis understand, when the crosspointer multilayer provided using the utility model returns intestines slide automatically, can first will pair Pin multilayer is returned intestines slide and is fixed on double needle lockstitch machine automatically, by the outlet of multilayer crack part apart from sewing machine needle 4-5mm Put place, at the same estimate the width of multilayer crack part than pin position or so respectively it is wide go out 5-7mm set and fix；Then width will be cut Multilayer (three layers) cloth of degree is worn into multilayer crack part, and three layers of cloth are by alignment layer level respectively in guiding strut and fairlead Upper and lower sides pass through, until at ring；The cloth outside ring is passed through into ring foremost afterwards again, worn into ring, simultaneously will Snap the line (elastic) is penetrated in the lump, and along on the inside of " U " the type structure of fairlead, by cloth and the elastic with damping, by many The drawing passage that returns between layer crack part intermediate layer and top layer at dead level is back drawn；It is finally many to what is set with double needle lockstitch machine Layer cloth sewing, and sewing and traction are synchronous, now multilayer cloth is the periphery (namely returning intestines automatically) for being wrapped in snap the line, string for binding a plait Sewing is completed.Intestines slide is returned automatically due to the crosspointer multilayer that the utility model is provided to use cooperatively with (crosspointer) sewing machine, can The string for binding a plait with multilayer cloth is sewed, therefore overall structure is more abundant and fastness is preferable, is less prone to and splits open after long-term use The phenomenon such as split so that the crosspointer multilayer provided by the utility model returns the string for binding a plait that intestines slide is sewed automatically, with quality it is high, The advantages such as long service life.

Brief description of the drawings

, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The accompanying drawing to be used needed for embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 returns the main structure diagram of intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically；

Fig. 2 returns the side view structure of multilayer crack part in intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically Schematic diagram；

Fig. 3 returns the side that strut and fairlead are guided in intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically Depending on structural representation；

Fig. 4 returns the side view structural representation of ring in intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically Figure.

Reference：

1- multilayer crack parts；2- guides strut；

3- fairleads；4- rings；

5- fixed plates；11- bottom tracks；

12- intermediate layers track；13- top layer tracks；

51- kidney-shaped mounting holes.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Fig. 1 returns the main structure diagram of intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically.

As shown in figure 1, a kind of crosspointer multilayer that the utility model embodiment is provided returns intestines slide automatically, including：Multilayer is pressed from both sides Part 1 is stitched, multilayer crack part 1 can be used in wearing snap the line and multilayer cloth；Strut 2 is guided, one end and the multilayer of strut 2 is guided The port of export connection of crack part 1, and the middle position setting of the guiding corresponding multilayer crack part 1 of strut 2, guiding strut 2 can Outlet direction and cloth for guiding snap the line go out cloth direction；Fairlead 3, fairlead 3 is arranged on guiding strut 2, and Fairlead 3, which is closed at the port of export of multilayer crack part 1, to be set, and fairlead 3 can be used in wearing snap the line and tentatively ensure cloth bag Overlay on the outside of snap the line；Ring 4, ring 4 is connected with guiding the other end of strut 2, and ring 4 can be used in wearing snap the line, go forward side by side One step ensures that cloth is wrapped in the outside of snap the line.

Relative to prior art, the crosspointer multilayer described in the utility model embodiment return automatically intestines slide have it is following excellent Gesture：

The crosspointer multilayer that the utility model embodiment is provided is returned in intestines slide automatically, as shown in figure 1, including：Multilayer crack Part 1, guiding strut 2, fairlead 3 and ring 4.Wherein, the port of export and position of the one end of guiding strut 2 with multilayer crack part 1 Connect, and set at the dead level position between the top layer of the guiding corresponding multilayer crack part 1 of strut 2 and intermediate layer at 1/3 width； Fairlead 3 is arranged on guiding strut 2, and fairlead 3 closes at the port of export of multilayer crack part 1 and set；Ring 4 is supportted with guiding The other end connection of bar 2.Specifically, multilayer crack part 1 can be used in wearing snap the line and multilayer cloth；Guiding strut 2 can Outlet direction and cloth for guiding snap the line go out cloth direction；Fairlead 3 can be used in guiding wear snap the line and cloth, And tentatively ensure that cloth is coated on the outside of snap the line；Ring 4 can be used in wearing snap the line and cloth swimmingly can be passed through into circle Drawing is returned in ring, to be further ensured that cloth is wrapped in the outside of snap the line.Thus analysis is understood, is carried using the utility model embodiment When the crosspointer multilayer of confession returns intestines slide automatically, crosspointer multilayer can be returned into intestines slide automatically first and be fixed on double needle lockstitch machine, By the outlet of multilayer crack part 1 at sewing machine needle 4-5mm positions, while estimating the width of multilayer crack part 1 than pin position Left and right respectively it is wide go out 5-7mm set and fix；Then multilayer (three layers) cloth for cutting width is worn into multilayer crack part 1, Three layers of cloth are passed through in the upper and lower sides of guiding strut 2 and fairlead 3 respectively by alignment layer level, until at ring 4；Again afterwards by ring Cloth outside 4 foremost, is worn into ring 4 by ring 4, while snap the line (elastic) is penetrated in the lump, and along guiding On the inside of " U " the type structure of piece 3, by cloth and the elastic with damping, pass through dead level between the intermediate layer of multilayer crack part 1 and top layer The drawing passage that returns at place is back drawn；Finally the multilayer cloth set is sewed with double needle lockstitch machine, and sewing and traction are synchronous, Now multilayer cloth is the periphery (namely returning intestines automatically) for being wrapped in snap the line, and string for binding a plait sewing is completed.Because the utility model is implemented The crosspointer multilayer that example is provided is returned intestines slide and used cooperatively with (crosspointer) sewing machine automatically, can sew the head with multilayer cloth Rope, thus overall structure is more abundant and fastness preferably, be less prone to after long-term use and the phenomenon such as split open, so that by this reality The crosspointer multilayer provided with new embodiment returns the string for binding a plait that intestines slide is sewed automatically, excellent with quality height, long service life etc. Gesture.

Herein it should be added that, above-mentioned multilayer crack part 1 is used for when wearing snap the line and multilayer cloth, mainly may be used To play a part of fixed snap the line and cloth discharge position, prevent that it from occurring deviation phenomenon, it is impossible to align with crosspointer.

In addition, the setting of guiding strut 2, fairlead 3 and ring 4, can not only be functioned similarly to of the prior art The effect of conduit, and can effectively prevent from interfering phenomenon with crosspointer.

Supplementary notes are also needed to herein, and the crosspointer multilayer that the utility model embodiment is provided returns intestines slide automatically, can The manufacture with scaled down version is made scaling up, so that the corresponding string for binding a plait of width can be sewed, i.e., snap the line (rubber is not limited herein Muscle) thickness and width, and fabric width, if the need for meeting the manufacturing and sewing collocation, can for snap the line and Fabric is rationally customized.In addition, the crosspointer multilayer that the utility model embodiment is provided returns intestines slide, applicable technique model automatically Enclose and be not limited to headband or elastic, and the width of headband or elastic is also unrestricted, is sewed when removing snap the line in sewing process When, the product made by it can be used for headband, string for binding a plait etc..

During practical application, the fixation of intestines slide and sewing machine is returned automatically for the ease of crosspointer multilayer, as shown in figure 1, above-mentioned Crosspointer multilayer returns intestines slide automatically to be included：Fixed plate 5；Specifically, the fixed plate 5 can be located at multilayer crack part 1 Bottom track is set, and is fixedly connected so as to can easily make crosspointer multilayer return intestines slide automatically by fixed plate 5 with sewing machine.

Fig. 2 returns the side view structure of multilayer crack part in intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically Schematic diagram.

Wherein, wearing for the ease of snap the line and multilayer cloth, as depicted in figs. 1 and 2, above-mentioned multilayer crack part 1 can With including the bottom track 11, intermediate layer track 12 and top layer track 13 that set gradually from the bottom to top；Further, above-mentioned centre Layer track 12 in the connection of " mutual " font, can by cloth, and cloth by when in " oneself " font.Set using such a, bottom Can be equipped with track 11 in one layer of cloth, intermediate layer track 12 can be equipped with snap the line and one layer of cloth respectively, while in Dead level between interbed track 12 and top layer track 13 is used for can be with as returning in drawing passage, top layer track 13 for snap the line and cloth Snap the line and three layers of cloth can be equipped with simultaneously by being equipped with one layer of cloth, i.e. multilayer crack part 1, and provided with snap the line and Cloth returns drawing passage.

Herein it should be added that, as shown in Figure 1 with Figure 2, guiding strut 2 can be with dotted arrow in corresponding diagram 2 Set at signified dead level position, namely the guiding corresponding multilayer crack part 1 of strut 2 intermediate layer dead level (dotted arrow in such as Fig. 2 It is signified) set at position.

Specifically, in order to ensure that string for binding a plait has preferably solid layer feeling, the aesthetic property of string for binding a plait, such as Fig. 2 knots are effectively improved Close shown in Fig. 1, be generally aligned in the same plane and vertical direction along the axial direction with guiding strut 2, the width of above-mentioned bottom track 11 Degree is preferably consistent with the width of top layer track 13, and the width of above-mentioned intermediate layer track 12 is preferably greater than bottom track 11 or top The width of layer track 13.

Fig. 3 returns the side that strut and fairlead are guided in intestines slide for the crosspointer multilayer that the utility model embodiment is provided automatically Depending on structural representation.

During practical application, for the ease of manufacturing, as shown in figures 1 and 3, above-mentioned fairlead 3 can be using ellipse Lamellar body bending is later half to be wrapped on guiding strut 2, and the vertical cross-section of fairlead 3 is inverted U-shaped structure, i.e. ellipse slice The bending area inside of body is connected with guiding the outside of strut 2；In use, should ensure that fairlead 3 is located at the double of sewing machine Locate to set between pin, effect is preferably sewed so as to guarantee to have.

Wherein, in order that ring 4 can function similarly to the effect of conduit in the prior art, while can be with fairlead 3 And multilayer crack part 1 accordingly coordinates, as shown in Figure 1 and Figure 4, above-mentioned ring 4 can be preferably that vertical cross-section is the flat of ellipse Shape column structure.

Specifically, it is connected for the ease of fixed plate 5 and sewing machine and while ensures that it has preferably fixed imitate Really, as shown in figure 1, being provided with multiple mounting holes in above-mentioned fixed plate 5, the crosspointer multilayer that the utility model embodiment is provided is automatic Return in intestines slide, at least two kidney-shaped mounting holes 51 are preferably provided with fixed plate 5.When being provided with three waists in fixed plate 5 During shape mounting hole 51, three kidney-shaped mounting holes 51 can be with setting, i.e., the three kidney-shaped mounting hole 51 triangular in shape that is uniformly distributed It is located at respectively at three drift angles of an isosceles triangle.

Further, the service life of intestines slide is returned automatically in order to improve crosspointer multilayer, and save manufacturing cost, on Stating crosspointer multilayer and returning intestines slide automatically can be made of stainless steel；Also, fixed plate 5, multilayer crack part 1, guiding support Bar 2, fairlead 3 and ring 4 can be connected with by way of welding.

With reference to shown in Fig. 1, when the crosspointer multilayer provided using the utility model embodiment is returned intestines slide and sewed automatically It can include：Step S1, crosspointer multilayer is returned into intestines slide be automatically fixed on double needle lockstitch machine, by the outlet of multilayer crack part 1 At sewing machine needle 4-5mm positions, at the same estimate the width of multilayer crack part 1 than pin position or so respectively it is wide go out 5-7mm Set and fix；Step S2, multilayer (three layers) cloth for cutting width worn into multilayer crack part 1, three layers of cloth are by arrangement Level passes through in the upper and lower sides of guiding strut 2 and fairlead 3 respectively, until at ring 4；Step S3, by outside ring 4 cloth pass through Cross ring 4 foremost, wear into ring 4, while snap the line (elastic) is penetrated in the lump, and along " U " type knot of fairlead 3 On the inside of structure, by cloth and the elastic with damping, pass through pullback track (bottom track, the intermediate layer rail in the middle of multilayer crack part 1 Road and top layer track) back draw；Step S4, the multilayer cloth sewing with double needle lockstitch machine to setting, and sewing and traction Synchronous, now multilayer cloth is the periphery (namely returning intestines automatically) for being wrapped in snap the line, and string for binding a plait sewing is completed.

When the crosspointer multilayer provided using the utility model embodiment is returned intestines slide and sewed automatically, with prior art phase Than mainly with following 4 advantages：First, using multilayer crack part 1, the string for binding a plait with multilayer cloth can be sewed；2nd, adopt Replace single needle to sew with crosspointer sewing, improve sewing effect, ensure fastness；3rd, using guiding strut 2, fairlead 3 and The setting of ring 4 substitutes conduit, can effectively prevent from interfering phenomenon with crosspointer；4th, the intermediate layer connected in " mutual " font Track 12, can effectively improve the solid layer feeling and aesthetic property of string for binding a plait.

Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type.

Claims

1. a kind of crosspointer multilayer returns intestines slide automatically, it is characterised in that including：

Multilayer crack part, the multilayer crack part can be used in wearing the multilayer cloth of snap the line and hard material；

Guide strut, the port of export of one end of the guiding strut and the multilayer crack part and being located at 1/3 width is connected, and Set at dead level position between the top layer of the guiding strut correspondence multilayer crack part and intermediate layer, the guiding strut The outlet direction and the cloth that can be used in guiding the snap the line go out cloth direction；

Fairlead, the fairlead is arranged on the guiding strut, and the fairlead closes on the institute of the multilayer crack part State and set at the port of export, the fairlead can be used in guiding and wear the snap the line and tentatively ensure that the cloth is coated on institute State the outside of snap the line；

Ring, the ring be ellipsoidal structure, and the ring with it is described guide strut the other end be connected, the ring energy It is enough in and wears the snap the line and the cloth and can be swimmingly by the cloth by returning drawing in the ring, to enter one Step ensures that the cloth is wrapped in the outside of the snap the line；

The ring and the guiding strut generally " 7 " character form structure, and it is described guiding strut there is support force, it is not pliable Song, the resistance that the cloth can be supported to be produced when returning drawing with the ring completely.

2. crosspointer multilayer according to claim 1 returns intestines slide automatically, it is characterised in that also include：Fixed plate, it is described solid The bottom that fixed board is located at the multilayer crack part is set, and the fixed plate can be used in making the crosspointer multilayer return intestines slide automatically It is fixedly connected with sewing machine.

3. crosspointer multilayer according to claim 1 or 2 returns intestines slide automatically, it is characterised in that the multilayer crack part bag Include the bottom track set gradually from the bottom to top, intermediate layer track and top layer track；The intermediate layer track connects in " mutual " font Connect, can by the cloth, and the cloth by when be in " oneself " font, the intermediate layer track and the top layer track it Between be installed with dead level, the dead level is used for the passage when snap the line returns drawing with the cloth.

4. crosspointer multilayer according to claim 3 returns intestines slide automatically, it is characterised in that along the axle with the guiding strut It is generally aligned in the same plane to direction and vertical direction, the width of the bottom track is consistent with the width of the top layer track, institute The width for stating intermediate layer track is more than the width of the bottom track or the top layer track.

5. crosspointer multilayer according to claim 2 returns intestines slide automatically, it is characterised in that the fairlead is using ellipse Lamellar body bending is later half to be wrapped on the guiding strut, and the vertical cross-section of the fairlead is inverted U-shaped structure；

In use, the " u "-shaped length of the fairlead is located at the interior setting of distance between the crosspointer of the sewing machine.

6. crosspointer multilayer according to claim 1 or 2 returns intestines slide automatically, it is characterised in that the ring is cut to be vertical Face is oval flat-shaped column structure.

7. crosspointer multilayer according to claim 2 returns intestines slide automatically, it is characterised in that be provided with the fixed plate many Individual mounting hole.

8. crosspointer multilayer according to claim 7 returns intestines slide automatically, it is characterised in that be provided with the fixed plate to Few two kidney-shaped mounting holes.

9. crosspointer multilayer according to claim 2 returns intestines slide automatically, it is characterised in that the crosspointer multilayer returns intestines automatically Slide is made of stainless steel.

10. the crosspointer multilayer according to claim 2 or 9 returns intestines slide automatically, it is characterised in that the fixed plate, described Multilayer crack part, the guiding strut, the fairlead and the ring are by being welded to connect fixation.