CN215668471U

CN215668471U - Multilayer strip-sticking pull cylinder and sewing machine thereof

Info

Publication number: CN215668471U
Application number: CN202121434189.7U
Authority: CN
Inventors: 黄敏
Original assignee: Shanghai Nippon Zhimei Garment Manufacturing Co ltd
Current assignee: Shanghai Nippon Zhimei Garment Manufacturing Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-28
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a multilayer stick pull cylinder and a sewing machine, wherein the multilayer stick pull cylinder comprises a fixed plate and at least three pull cylinders, the fixed plate comprises a first fixed part and a second fixed part vertically connected with the first fixed part, the first pull cylinder, the second pull cylinder and the third pull cylinder are respectively provided with an inlet and an outlet which are arranged oppositely, the first pull cylinder, the second pull cylinder and the third pull cylinder bear against the second fixed part along one side of the inlet to the outlet, the second pull cylinder is positioned above the first pull cylinder and fixedly connected with the first pull cylinder, the second outlet and the first outlet are in the same direction, the third pull cylinder is positioned above the second pull cylinder and fixedly connected with the second pull cylinder, and the third outlet and the second outlet are in the same direction. Thereby guarantee that one side of multilayer poster strip aligns, the distance between the opposite side is unanimous, and need not the manual work and right poster strip, has reduced manual operation's the degree of difficulty, improves the efficiency of sewing poster strip.

Description

Multilayer strip-sticking pull cylinder and sewing machine thereof

Technical Field

The utility model relates to the technical field of sewing machine accessories, in particular to a multilayer stick pull cylinder and a sewing machine thereof.

Background

The welt, i.e. the strip of material sewn to the surface or edge of the garment, is a decorative structure often added by designers when designing garments. And often need overlap the multilayer welt during sewing then sew up on the clothes, and the mutual width of each layer welt differs, at present usually by operating personnel to right each layer welt to guarantee to sew up back each welt with even unanimous apart from between the same side of each welt, however, by the artifical supplementary welt of rightting of operating personnel, it is higher to operating personnel's technical level requirement, be difficult to guarantee the quality of welt sewing, simultaneously, the manual work is right the welt and is wasted time and energy, influence the efficiency of sewing.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses a multilayer welt pull cylinder and a sewing machine thereof, which can realize uniform and consistent side edge distance between welts when the multilayer welts are sewn.

In order to achieve the above object, in a first aspect, the present invention discloses a multilayer furring strip draw tube and a sewing machine thereof, the multilayer furring strip draw tube is applied to a sewing machine, the sewing machine comprises a machine body, the multilayer furring strip draw tube comprises:

the fixing plate comprises a first fixing part and a second fixing part vertically connected to the first fixing part, and the first fixing part is used for being fixed on the machine body;

the at least three pull cylinders are respectively a first pull cylinder, a second pull cylinder and a third pull cylinder, the first pull cylinder is provided with a first tape sticking channel for a first layer of tape sticking to pass through, the first tape sticking channel comprises a first inlet and a first outlet which are opposite, and one side of the first pull cylinder in the direction from the first inlet to the first outlet is supported against the second fixing part;

the second pull cylinder is provided with a second adhesive tape channel for a second layer of adhesive tape to pass through, the second adhesive tape channel comprises a second inlet and a second outlet which are opposite, one side of the second pull cylinder in the direction from the second inlet to the second outlet is supported against the second fixing part, the second pull cylinder is positioned above the first pull cylinder and is fixedly connected with the first pull cylinder, and the direction of the second outlet is the same as that of the first outlet; and

the third pull cylinder is provided with a third strip sticking channel for a third layer of strips to pass through, the third strip sticking channel comprises a third inlet and a third outlet which are opposite, the third pull cylinder is supported against the second fixing part along one side of the third inlet in the direction of the third outlet, the third pull cylinder is positioned above the second pull cylinder and fixedly connected with the second pull cylinder, and the third outlet is in the same direction as the second outlet.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, the first pulling drum is obliquely disposed and forms a first included angle with a horizontal plane, the second pulling drum is obliquely disposed and forms a second included angle with the horizontal plane, the third pulling drum is obliquely disposed and forms a third included angle with the horizontal plane, and the first included angle, the second included angle, and the third included angle increase sequentially.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, a projection position of the first outlet on the horizontal plane is a first position, a projection position of the second outlet on the horizontal plane is a second position, and a projection position of the third outlet on the horizontal plane is a third position, and the second position is spaced apart from the first position and the third position.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, the first pull cylinder, the second pull cylinder, and the third pull cylinder are respectively provided with a first guide groove, a second guide groove, and a third guide groove;

the first guide groove extends along the direction from the first inlet to the first outlet, and the first guide groove is communicated with the first strip pasting channel;

the second guide groove extends along the direction from the second inlet to the second outlet, and the second guide groove is communicated with the second strip pasting channel;

the third guide groove extends along the direction from the third inlet to the third outlet, and the third guide groove is communicated with the third strip sticking channel.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, in the first, second, and third tiling channels, at least two of the tiling channels have different widths.

As an alternative implementation manner, in an embodiment of the first aspect of the present invention, the first pull cylinder has a first surface facing the first fixing portion, the first surface is provided with a first guiding piece, and the first guiding piece is located at the first inlet and extends from the first inlet to a direction away from the first outlet;

the second pull cylinder is provided with a second surface facing the first pull cylinder, the second surface is provided with a second guide sheet, and the second guide sheet is positioned at the second inlet and extends from the second inlet to the direction departing from the second outlet;

the third pull cylinder is provided with a third surface facing the second pull cylinder, and a third guide piece is arranged on the third surface and is positioned at the third inlet and extends from the third inlet to the direction departing from the third outlet.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, the fixing plate includes a first fixing plate and a second fixing plate, the first fixing plate has the first fixing portion, the second fixing plate has the second fixing portion, and the second fixing plate further has a third fixing portion, the third fixing portion is movably disposed on the first fixing portion, and the second fixing portion is vertically connected to the third fixing portion.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, the multi-layer strip pulling cylinder further includes a pressing plate connected to the second fixing plate, and the pressing plate is located below the first pulling cylinder.

As an optional implementation manner, in an embodiment of the first aspect of the present invention, the multi-layer strip pulling cylinder further includes a connection plate, the connection plate includes a first connection portion and a second connection portion vertically connected to the first connection portion, the first connection portion is movably connected to the first fixing portion, and the second connection portion is fixedly connected to at least one of the first pulling cylinder, the second pulling cylinder, or the third pulling cylinder.

In a second aspect, the utility model discloses a sewing machine, which comprises a machine body and the multilayer sticker pull cylinder in the first aspect, wherein the fixing plate of the multilayer sticker pull cylinder is fixed on the machine body.

Compared with the prior art, the utility model has the beneficial effects that:

the multilayer adhesive tape pull cylinder and the sewing machine thereof provided by the embodiment of the utility model are fixed on the sewing machine body through the first fixing part of the fixing plate, one side of the first pull cylinder, the second pull cylinder and the third pull cylinder along the direction from the inlet to the outlet leans against the second fixing part of the fixing plate, the second fixing part is vertically connected with the first fixing part, so that after the first layer adhesive tape, the second layer adhesive tape and the third layer adhesive tape are respectively placed in the first adhesive tape channel, the second adhesive tape channel and the third adhesive tape channel, one side of the first pull cylinder, the second pull cylinder and the third pull cylinder is coplanar on a vertical plane, one side of the first layer adhesive tape, the second layer adhesive tape and the third layer adhesive tape which are pulled out from the first outlet, the second outlet and the third outlet are aligned, the side of the aligned multilayer adhesive tapes is sewn, so that the distance among the other layers of the multilayer adhesive tapes is consistent without manual righting, the difficulty of manual operation is reduced, and the efficiency of sewing the label is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a multi-layer strip tab provided by the present invention;

FIG. 2 is a side view of a pull cup for a multi-layer strip of the present invention;

fig. 3 is a schematic structural diagram of a first pulling barrel, a second pulling barrel and a third pulling barrel provided by the present invention;

FIG. 4 is a schematic view of the structure of the sewing machine according to the present invention.

Icon: 1. a fixing plate; 2. a first pull cylinder; 3. a second pull cylinder; 4. a third pull cylinder; 5. pressing a plate; 6. a connecting plate; 11. a first fixing plate; 12. a second fixing plate; 111. a first fixed part; 121. a second fixed part; 122. a third fixed part; 21. a first strip pasting channel; 22. a first inlet; 23. a first outlet; 24. a first guide piece; 25. a first surface; 26. a first guide groove; 31. a second strip pasting channel; 32. a second inlet; 33. a second outlet; 34. a second guide piece; 35. a second surface; 36. a second guide groove; 41. a third strip pasting channel; 42. a third inlet; 43. a third outlet; 44. a third guide piece; 45. a third surface; 46. a third guide groove; 61. a first connection portion; 62. a second connecting portion; 100. pulling the multilayer adhesive tape; 200. a body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

The technical solution of the present invention will be further described with reference to the following embodiments and the accompanying drawings.

Referring to fig. 1-3, fig. 1 is a schematic structural view of a multi-layer label pull cylinder provided by the present invention, fig. 2 is a side view of the multi-layer label pull cylinder provided by the present invention, and fig. 3 is a schematic structural view of a first pull cylinder, a second pull cylinder and a third pull cylinder provided by the present invention. The utility model provides a multilayer label pull cylinder, which is applied to a sewing machine, wherein the sewing machine comprises a machine body, the multilayer label pull cylinder comprises a fixing plate and at least three pull cylinders, the fixing plate comprises a first fixing part 111 and a second fixing part 121 vertically connected to the first fixing part 111, and the first fixing part 111 is used for being fixed on the machine body. The at least three drawing cylinders are respectively a first drawing cylinder 2, a second drawing cylinder 3 and a third drawing cylinder 4.

The first pull cylinder 2 has a first tape channel 21 for passing the first layer of tape, the first tape channel 21 includes a first inlet 22 and a first outlet 23 opposite to each other, and one side of the first pull cylinder 2 in the direction from the first inlet 22 to the first outlet 23 is supported by the second fixing portion 121. The second pull cylinder 3 has a second tape channel 31 for allowing the second layer of tape to pass through, the second tape channel 31 includes a second inlet 32 and a second outlet 33 which are opposite, one side of the second pull cylinder 3 in the direction from the second inlet 32 to the second outlet 33 is supported against the second fixing portion 121, the second pull cylinder 3 is located above the first pull cylinder 2 and is fixedly connected with the first pull cylinder 2, and the second outlet 33 is in the same direction as the first outlet 23. The third pulling barrel 4 is provided with a third strip sticking channel 41 for the third layer of strips to pass through, the third strip sticking channel 41 comprises a third inlet 42 and a third outlet 43 which are opposite, one side of the third pulling barrel 4 along the direction from the third inlet 42 to the third outlet 43 is abutted against the second fixing part 121, the third pulling barrel 4 is positioned above the second pulling barrel 3 and is fixedly connected with the second pulling barrel 3, and the third outlet 43 and the second outlet 33 are in the same direction.

It can be understood that one side of the first pulling barrel 2, the second pulling barrel 3 and the third pulling barrel 4 is supported against the second fixing portion 121, that is, one side of the three pulling barrels is located in the same vertical plane, and when the multi-layer strip attaching pulling barrel is viewed along the vertical direction, one side of the three pulling barrels is aligned. Meanwhile, the second outlet 33 and the first outlet 23 are oriented in the same direction, and the third outlet 43 and the second outlet 33 are oriented in the same direction, for example, if the second outlet 33 is oriented toward the lower left side of the second fixing portion 121, the first outlet 23 and the second outlet 33 are oriented toward the lower left side of the fixing portion, but the orientation is not limited to the same position, and may be the same. Like this, the multilayer is pasted the strip and can be followed the entry access way of each slide respectively, is deviate from the back from each export respectively, and a side of each layer is pasted the strip and is alignd, sews up the back with this side, guarantees that the distance between another side of each layer is unanimous, like this, need not the manual work and right the strip, effectively reduces manual operation's the degree of difficulty, has improved the efficiency of sewing multilayer strip.

It can be understood that the above-mentioned manner that the second pulling barrel 3 is fixedly connected to the first pulling barrel 2, and the third pulling barrel 4 is fixedly connected to the second pulling barrel 3 may be implemented by welding, and may also be fixed by a screw or a snap, and this embodiment is not limited in particular.

It will be appreciated that the first drawing drum 2 has a first strip passage 21, the second drawing drum 3 has a second strip passage 31 and the third drawing drum 4 has a third strip passage 41, and the width of each strip passage is matched to the width of the strip to be placed in the strip passage. When the widths of the multiple layers of strips are the same, the widths of the strip channels of the strip pulling cylinders can be the same, for example, the widths of the first strip channel 21, the second strip channel 31 and the third strip channel 41 are the same. And when the widths of the multiple layers of the adhesive strips are not consistent, the widths of the adhesive strip channels are not consistent. In other words, at least two of the first, second and

third strip passages

21, 31, 41 have different widths, for example, the width a2 of the second strip passage 31 is greater than the width a1 of the first strip passage 21, the width a3 of the third strip passage 41 is greater than the width a2 of the second strip passage 31, the width a2 of the second strip passage 31 may be greater than the width a3 of the third strip passage 41, and the width a1 of the first strip passage 21 is greater than the width a2 of the second strip passage 31. Through setting up the welt passageway of two at least different width to the realization is sewed up the inconsistent welt of width, can guarantee that each welt one side aligns, and the distance between the opposite side is even unanimous, improves sewing back sewing quality.

In some embodiments, the first pulling drum 2 is disposed obliquely and forms a first included angle b1 with the horizontal plane β, the second pulling drum 3 is disposed obliquely and forms a second included angle b2 with the horizontal plane β, the third pulling drum 4 is disposed obliquely and forms a third included angle b3 with the horizontal plane β, and the first included angle b1, the second included angle b2 and the third included angle b3 increase sequentially. The first pulling cylinder 2 is inclined and forms a first included angle b1 with the horizontal plane β, so that the first pulling cylinder 2 can be integrally disposed at an included angle with the horizontal plane β, or the first pulling cylinder 2 can be disposed at an included angle with the horizontal plane β by leaning against one side of the second fixing portion 121. Specifically, the first drawing drum 2 may be set in a position rotated clockwise by 15 ° along the horizontal plane β, while the second drawing drum 3 is set in a position rotated clockwise by 30 ° along the horizontal plane β, and the third drawing drum 4 is set in a position rotated clockwise by 45 ° along the horizontal plane β. The first drawing drum 2 can also be arranged at a position where the horizontal plane β is rotated 30 ° counterclockwise, the second drawing drum 3 is arranged at a position where the horizontal plane β is rotated 70 ° counterclockwise, and the third drawing drum 4 is arranged at a position where the horizontal plane β is rotated 110 ° counterclockwise. That is, the first included angle b1 may be 15 ° or 30 °, the second included angle b2 may be 30 °, 70 °, and the third included angle b3 may be 45 °, 110 °. Through the inclined arrangement of the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4, the adhesive tapes can be conveniently pulled out from the outlet along the pull cylinder channel of the adhesive tape pull cylinder after entering the adhesive tape pull cylinder from the pull cylinder inlet. It is understood that in other embodiments, the strip pulling drums can be horizontally placed, or the first pulling drum 2, the second pulling drum 3 and the third pulling drum 4 are arranged at the same included angle with the horizontal plane.

As can be seen from the foregoing, the first drawing drum 2, the second drawing drum 3, and the third drawing drum 4 are disposed obliquely with respect to the horizontal plane, and therefore, in some embodiments, the projection position of the first outlet 23 on the horizontal plane β is the first position c1, the projection position of the second outlet 33 on the horizontal plane is the second position c2, the projection position of the third outlet 43 on the horizontal plane is the third position c3, and the second position c2 is spaced from the first position c1 and the third position c 3. That is, the second position c2, the first position c1 and the third position c3 are arranged in a staggered manner, so that the included angles between the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 and the horizontal plane β can be relatively gentle, and the strip stickers are prevented from being stacked together after being pulled out from the pull cylinder outlet under the influence of gravity. It will be appreciated that in other embodiments, the outlets of the stripping pull drums may not be offset, i.e. the projection positions of the outlets on the horizontal plane β coincide.

In some embodiments, the first drawing tube 2 has a first surface 25 facing the first fixing portion 111, the first surface 25 is provided with a first guiding piece 24, and the first guiding piece 24 is located at the first inlet 22 and extends from the first inlet 22 in a direction away from the first outlet 23. The second drawing drum 3 has a second surface 35 facing the first drawing drum 2, the second surface 35 being provided with a second guide tab 34, the second guide tab 34 being located at the second inlet 32 and extending from the second inlet 32 in a direction away from the second outlet 33. The third drawing drum 4 has a third surface 45 facing the second drawing drum 3, the third surface 45 being provided with a third guiding tab 44, the third guiding tab 44 being located at the third inlet 42 and extending from the third inlet 42 in a direction away from the third outlet 43. The first drawing cylinder 2 faces the first surface 25 of the first fixing portion 111, that is, the lower surface of the first drawing cylinder 2 in the direction from the first inlet 22 to the first outlet 23, and a first guiding piece 24 extends at the first inlet 22 in the direction away from the first outlet 23. The first guide piece 24 may be an arc-shaped guide piece or a flat plate-shaped guide piece, and the first guide piece 24 may extend toward the lower side of the first drawing cylinder 2 or may also extend toward the upper side of the first drawing cylinder 2. For example, at a 120 ° included angle clockwise with respect to the first surface 25, a first guide tab 24 is formed extending downwardly to facilitate pre-positioning of the strip on the first guide tab 24 and then into the first strip passage 21 following the first guide tab 24 in alignment with the first inlet 22 without having to align the strip at the relatively narrow first inlet 22 and then insert the strip into the first strip passage 21.

Accordingly, the shape and the arrangement position of the second guide piece 34 and the third guide piece 44 can refer to the shape and the arrangement position of the first guide piece, and are not described in detail here.

In some embodiments, the first drawing cylinder 2, the second drawing cylinder 3 and the third drawing cylinder 4 are provided with a first guide groove 26, a second guide groove 36 and a third guide groove 46, respectively. The first guide slot 26 extends along the first inlet 22 in the direction of the first outlet 23, and the first guide slot 26 communicates with the first strip passage 21. The second guide groove 36 extends along the second inlet 32 in the direction of the second outlet 33, and the second guide groove 36 communicates with the second strip passage 31. The third guide groove 46 extends in the direction from the third inlet 42 to the third outlet 43, and the third guide groove 46 communicates with the third strip passage 41. Specifically, the first guide groove 26 of the first pulling barrel 2 may be provided at a middle or edge position of a surface of the first pulling barrel 2 facing away from the first fixing portion 111, or may be provided on the first surface 25 facing the first fixing portion 111. The first guiding groove 26 is a long strip-shaped through groove extending along the first inlet 22 of the first pull cylinder 2 to the first outlet 23, so that after the strip enters the first pull cylinder 2 from the first inlet 22, an operator can observe whether the strip is stacked in the first pull cylinder 2 from the first guiding groove 26, and can enter components such as a guiding needle and the like into the first strip channel 21 through the first guiding groove 26 to guide the strip through the first strip channel 21.

Accordingly, the shape and the arrangement position of the second guide groove 36 and the third guide groove 46 can be referred to the shape and the arrangement position of the first guide groove, and the description thereof is omitted.

In some embodiments, the fixing plates include a first fixing plate 11 and a second fixing plate 12, the first fixing plate 11 has a first fixing portion 111, the second fixing plate 12 has a second fixing portion 121, and the second fixing plate 12 further has a third fixing portion 122, the third fixing portion 122 is movably disposed on the first fixing portion 111, and the second fixing portion 121 is vertically connected to the third fixing portion 122. Specifically, the third fixing portion 122 may be movably connected to the first fixing plate 11 by an adjusting screw, and the like, so that the relative position of the second fixing plate 12 and the first fixing plate 11 may be adjusted. Divide into first fixed plate 11 and swing joint in the second fixed plate 12 of first fixed plate 11 with the fixed plate to accessible first fixed plate 11 is fixed in the sewing machine with the multilayer strip of pasting an arm-tie, and makes the position of multilayer strip of pasting an arm-tie adjustable through second fixed plate 12, so that the position of multilayer strip of pasting on sewing machine is more accurate, and applicable in the sewing machine of different specifications.

Further, multilayer furring pull cylinder is still including connecting in the clamp plate 5 of second fixed plate 12, and clamp plate 5 is located first pull cylinder 2 below, can have the interval between clamp plate 5 and the first pull cylinder 2, thereby when using this multilayer furring pull cylinder, sewing on the clothing body surface fabric after the multilayer furring aligns, then multilayer furring pull cylinder is located clothing body surface fabric top, and use clamp plate 5 to push down clothing body surface fabric, prevent that the clothing body surface fabric is too frivolous and pile up or deviate the sewing position in the sewing process, thereby stabilize the output direction of clothing body surface fabric. Specifically, the pressure plate is fixedly connected to the second fixing plate 12 by welding or screw fixing, which is not limited in this embodiment.

In some embodiments, the multi-layer strip pulling drum further comprises a connecting plate 6, the connecting plate 6 comprises a first connecting portion 61 and a second connecting portion 62 vertically connected to the first connecting portion 61, the first connecting portion 61 is movably connected to the first fixing portion 111, and the second connecting portion 62 is fixedly connected to at least one of the first pulling drum 2, the second pulling drum 3 or the third pulling drum 4. Specifically, the first connecting portion 61 may be connected to the first fixing portion 111 by using an adjusting bolt or an adjusting screw, so that the first connecting portion 61 can be movably connected to the first fixing portion 111. Alternatively, the first connecting portion 61 and the second fixing plate 12 may be connected by adjusting screws, adjusting bolts, and the like, so that the first connecting portion 61 is movably connected to the second fixing plate 12, and then the second fixing plate 12 is connected to the first fixing plate 11, so that the first connecting portion 61 is movably connected to the first fixing portion 111.

Because the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 are fixed to each other, at least one of the first pull cylinder, the second pull cylinder and the third pull cylinder is fixed to the second connecting portion 62, so that the angles of the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 on the horizontal plane are fixed, and the first connecting portion 61 of the connecting plate 6 is movably connected to the first fixing portion 111, when the positions of the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 are fixed, at least one of the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 can be fixed to the second connecting portion 62 first, and then the first connecting portion 61 is adjusted to be abutted against the second fixing portion 121, and the remaining pull cylinders are abutted against the second fixing portion 121 and then are fixedly connected between the pull cylinders, so that the relative positions between the pull cylinders can be conveniently determined. It is understood that, in other embodiments, the first pulling cylinder 2, the second pulling cylinder 3 or the third pulling cylinder 4 can also be fixedly connected to the second fixing portion 121.

In the multi-layer label pull cylinder disclosed by the first aspect of the utility model, the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 are supported against the second fixing part 122 of the fixing plate 1 along one side in the direction from the inlet to the outlet, and the second fixing part 122 is vertically connected with the first fixing part 121, so that after the first layer label 2, the second layer label 3 and the third layer label 4 are respectively placed into the first label channel 21, the second label channel 31 and the third label channel 41, because one side of the first pull cylinder 2, the second pull cylinder 3 and the third pull cylinder 4 is coplanar with a vertical plane, one side of the first layer label, the second layer label and the third layer label pulled out from the first outlet 23, the second outlet 33 and the third outlet 43 are aligned, and the aligned sides of the multi-layer labels are sewn, thereby ensuring that the distance between the other sides of the multi-layer labels is consistent without manual righting, the difficulty of manual operation is reduced, and the efficiency of sewing the label is improved.

Referring to fig. 4, in a second aspect, the present invention discloses a sewing machine, which includes a machine body 200 and the multi-layer strip-attaching draw tube 100 as described in the first aspect, and the fixing plate 1 of the multi-layer strip-attaching draw tube is fixed on the machine body 200 of the sewing machine. The multi-layer strip pulling cylinder 100 is used for aligning one side of the multi-layer strip, so that the distance between the other side edges of the sewn multi-layer strip is uniform.

The multilayer welt pull tube and the sewing machine thereof disclosed by the embodiment of the utility model are described in detail, the principle and the embodiment of the utility model are explained by applying a specific embodiment, and the description of the embodiment is only used for helping to understand the multilayer welt pull tube, the sewing machine thereof and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a multilayer strip of subsides pull cylinder which characterized in that, multilayer strip of subsides pull cylinder is applied to sewing machine, sewing machine includes the organism, multilayer strip of subsides pull cylinder includes:

2. The multi-layer strip folder as recited in claim 1, wherein the first folder is inclined and forms a first included angle with a horizontal plane, the second folder is inclined and forms a second included angle with the horizontal plane, the third folder is inclined and forms a third included angle with the horizontal plane, and the first included angle, the second included angle and the third included angle increase in sequence.

3. The multi-layer strip folder as recited in claim 2 wherein the first outlet has a first position projected onto a horizontal surface, the second outlet has a second position projected onto the horizontal surface, and the third outlet has a third position projected onto the horizontal surface, the second position being spaced from the first and third positions.

4. The pull sleeve for multi-layer strip according to claim 1, wherein the first pull sleeve, the second pull sleeve and the third pull sleeve are respectively provided with a first guide slot, a second guide slot and a third guide slot;

5. The multi-layer strip tab of claim 1 wherein at least two of the first, second and third strip paths have different widths.

6. The multi-strip tab puller according to any one of claims 1-5, wherein said first puller has a first surface facing said first retainer, said first surface having a first guide tab positioned at said first inlet and extending from said first inlet in a direction away from said first outlet;

7. The multiple-layer strip folder as recited in any one of claims 1 to 5, wherein the fixing plate comprises a first fixing plate and a second fixing plate, the first fixing plate has the first fixing portion, the second fixing plate has the second fixing portion, and the second fixing plate further has a third fixing portion movably disposed on the first fixing portion, and the second fixing portion is vertically connected to the third fixing portion.

8. The multi-layer tab pull can of claim 7, further comprising a press plate coupled to the second retaining plate, wherein the press plate is positioned below the first pull can.

9. The multi-layer strip folder as recited in any one of claims 1-5, further comprising a connecting plate, wherein the connecting plate comprises a first connecting portion and a second connecting portion vertically connected to the first connecting portion, the first connecting portion is movably connected to the first fixing portion, and the second connecting portion is fixedly connected to at least one of the first folder, the second folder, or the third folder.

10. A sewing machine comprising a machine body and a multi-layer welt pull sleeve as claimed in any one of claims 1 to 9, the fastening plate of the multi-layer welt pull sleeve being secured to the machine body.