CN213951559U

CN213951559U - Pulling cylinder

Info

Publication number: CN213951559U
Application number: CN202021880697.3U
Authority: CN
Inventors: 易朝德
Original assignee: Shanghai Nippon Zhimei Garment Manufacturing Co Ltd
Current assignee: Shanghai Nippon Zhimei Garment Manufacturing Co Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-08-13
Anticipated expiration: 2030-09-01

Abstract

The utility model relates to a sewing machine accessory technical field especially relates to a slide. The pull cylinder is used for being installed on sewing equipment to sew a zipper, and comprises a limiting plate, a first limiting groove and a second limiting groove which are sequentially stacked; the limiting plate is used for placing the first fabric and enabling the first fabric to be pulled out of the limiting plate, the first limiting groove is used for placing the second fabric and enabling the second fabric to be pulled out of the first limiting groove, and the second limiting groove is used for placing the zipper and enabling the zipper to be pulled out of the second limiting groove; when the first fabric, the second fabric and the zipper are in a pulled-out state, the zipper is aligned with the second fabric along the sewing direction of the zipper, and/or the zipper is aligned with the first fabric along the sewing direction of the zipper, so that the zipper, the first fabric and the second fabric are sewn into an integral structure at one time. The pull cylinder can optimize the sewing process, improve the production efficiency, save the use amount of the sewing thread, ensure the quality after sewing and improve the competitiveness of the product.

Description

Pulling cylinder

Technical Field

The utility model relates to a sewing machine accessory technical field especially relates to a slide.

Background

With the rapid development of the clothing industry, the requirements for sewing the clothing are higher and higher, and a plurality of sewing technologies need to be optimized and improved. At present, in the processing process of clothing products, when the covering cloth is sewn on the zipper, the covering cloth and the zipper code belt are sewn together, and then the sewn zipper and the whole covering cloth of the zipper are sewn with the clothing fabric, so that the sewing is repeated twice on the same stitch, the cost is improved, the production efficiency is reduced, and on the other hand, the secondary sewing causes that the zipper, the covering cloth of the zipper and the clothing fabric are difficult to guarantee to be neat, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slide fastener can once sew zip fastener and two surface fabrics together, can raise the efficiency and practice thrift the cost, can make zip fastener and surface fabric align again simultaneously, promotes product quality.

The utility model discloses a slide tube, which is used for being installed on sewing equipment to sew up a zipper, and comprises a limiting plate, a first limiting groove and a second limiting groove which are sequentially stacked; the limiting plate is used for placing a first fabric and enabling the first fabric to be pulled in from a first inlet and pulled out from a first outlet of the limiting plate, the first limiting groove is used for placing a second fabric and enabling the second fabric to be pulled in from a second inlet and pulled out from a second outlet of the first limiting groove, and the second limiting groove is used for placing the zipper and enabling the zipper to be pulled in from a third inlet and pulled out from a third outlet of the second limiting groove;

when the first fabric, the second fabric and the zipper are in a pulled-out state, the zipper is aligned with the second fabric along the sewing direction of the zipper, and/or the zipper is aligned with the first fabric along the sewing direction of the zipper, so that the zipper, the first fabric and the second fabric are sewn into an integral structure at one time.

Further, the limiting plate includes: a first substrate; and the first limiting part is formed by bending and extending the first base plate from the side edge of the first base plate along the sewing direction of the zipper towards the direction of the first limiting groove, and the first limiting part is used for abutting against the first fabric.

Further, first spacing groove activity set up in the limiting plate with between the second spacing groove, first spacing groove includes: a second substrate;

the second limiting part is formed by bending and extending from the first side edge of the second base plate along the sewing direction of the zipper towards the direction of the second limiting groove and towards the direction of the inner part of the first limiting groove;

the third limiting part is formed by bending and extending from a second side edge of the second base plate along the sewing direction of the zipper towards the direction of the second limiting groove and towards the direction of the inner part of the first limiting groove;

the first side edge and the second side edge are oppositely arranged.

Furthermore, the second limiting part is used for abutting against the side edge of the second fabric along the zipper sewing direction, the side edge of the second fabric is wrapped with the clamping preventing piece, and the inner diameter size of the second limiting part is matched with the side edge of the second fabric wrapped with the clamping preventing piece.

Further, first spacing groove still is equipped with the entry swash plate, the entry swash plate is followed the second base plate is located the side of second entrance is towards keeping away from the direction slope of second base plate extends and forms, just the entry swash plate towards the direction slope of limiting plate.

Further, the second spacing groove is arranged above the first spacing groove, and the second spacing groove comprises: a third substrate;

the fourth limiting part is formed by bending and extending the third side edge of the third substrate along the sewing direction of the zipper towards the direction far away from the first limiting groove and towards the direction inside the second limiting groove;

the fifth limiting part is formed by bending and extending the fourth side edge of the third base plate along the sewing direction of the zipper towards the direction far away from the first limiting groove and towards the direction inside the second limiting groove;

the third side edge and the fourth side edge are arranged oppositely.

Further, the fifth limiting part is used for abutting against one side, provided with the zipper teeth, of the zipper, and the inner diameter of the fifth limiting part is matched with the zipper teeth.

Further, the limiting plate with first spacing groove the relative slope setting of second spacing groove, just the limiting plate is located the one end of first export, first spacing groove is located the one end of second export, the second spacing groove is located the one end of third export is close to mutually or contacts, the limiting plate is located the one end of first entry, first spacing groove is located the one end of second entry, the second spacing groove is located the one end of second entry is kept away from mutually.

Further, the pull cylinder further comprises a first adjusting plate;

the first adjusting plate is fixedly connected with the limiting plate and the second limiting groove respectively;

the first adjusting plate is further provided with a first adjusting hole perpendicular to the sewing direction of the zipper, and the first adjusting plate adjusts the position of the limiting plate and the position of the second limiting groove perpendicular to the sewing direction of the zipper through the first adjusting hole.

Further, the pull cylinder also comprises a connecting plate; one side of the connecting plate is fixedly connected with the limiting plate and the second limiting groove on the same side along the sewing direction of the zipper, and the other side of the connecting plate is fixedly connected with the first adjusting plate.

Further, the pull cylinder further comprises a second adjusting plate; the second regulating plate with first regulating plate partial overlap and swing joint in first regulation hole, just be equipped with on the second regulating plate and be on a parallel with the second regulation hole of the direction of sewing up of zip fastener, the second regulating plate passes through the adjustment of second regulation hole the limiting plate the second spacing groove is on a parallel with the position in the direction of sewing up of zip fastener.

Further, the pull cylinder further comprises a third adjusting plate; the third regulating plate with first spacing groove is close to the side fixed connection of first regulating plate, be equipped with the perpendicular to on the third regulating plate the third regulation hole of the direction of sewing up of zip fastener, the third regulating plate passes through the adjustment of third regulation hole first spacing groove is at the perpendicular to the position in the direction of sewing up of zip fastener.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides a can once sew up a slide fastener and a slide fastener of two surface fabrics to can guarantee to align sutural effect. The utility model discloses in, the limiting plate of placing is stacked gradually including setting up to the slide fastener, first spacing groove and second spacing groove, first surface fabric is placed in the limiting plate and from can pulling out, the second surface fabric is placed in first spacing groove and from can pulling out, the zip fastener is placed in the second spacing groove and from can pulling out, wherein under the state of pulling out, the zip fastener aligns along the direction of sewing up of zip fastener with first surface fabric, and/or the zip fastener aligns along the direction of sewing up of zip fastener with first surface fabric, finally, the zip fastener, first surface fabric and second surface fabric sew up once and close as overall structure. Due to the fact that the zipper, the first fabric and the second fabric can be aligned and sewn into an integral structure at one time through the pull cylinder, sewing procedures can be optimized, production efficiency is improved, the amount of sewing threads can be saved, quality after sewing can be guaranteed, and competitiveness of products 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 state diagram of the use of the pull cup in the embodiment of the present application;

FIG. 2 is a top view of the pull cup structure in an embodiment of the present application;

FIG. 3 is a front view of the structure of the slide in the embodiment of the present application;

FIG. 4 is a side view of the pull cup structure in an embodiment of the present application;

FIG. 5 is an enlarged view of the retainer plate of FIG. 4;

FIG. 6 is an enlarged view of the first retaining groove of FIG. 4;

fig. 7 is a fragmentary view of the second retaining groove of fig. 4.

Reference numerals: 100-pull cylinder, 101-first fabric, 102-second fabric, 1021-anti-clamping piece, 103-zipper, 1-limiting plate, 11-first substrate, 12-first limiting part, 2-first limiting groove, 21-second substrate, 211-entrance sloping plate, 22-second limiting part, 23-third limiting part, 3-second limiting groove, 31-third substrate, 32-fourth limiting part, 33-fifth limiting part, 4-connecting plate, 41-first connecting plate, 42-second connecting plate, 5-first adjusting plate, 51-first adjusting hole, 6-second adjusting plate, 61-second adjusting hole, 7-third adjusting plate and 71-third adjusting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention 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 meaning of these terms in the present invention can be understood by those of ordinary skill 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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.

Furthermore, the present invention provides a sewing direction of the zipper, which is a direction in which the zipper, the first fabric and the second fabric are pulled out from the pull cylinder for a certain distance to be sewn when the pull cylinder is installed on the sewing machine, and is also a direction of a stitch formed after sewing. For example, as shown in fig. 1, the sewing direction of the slide fastener is substantially in the left-right direction, specifically, the direction of sewing from right to left. However, it is to be understood that the present invention is not limited to the case where the sewing direction of the slide fastener is unidirectional, and thus the sewing direction may be a direction in which the slide fastener is sewn from right to left or a direction in which the slide fastener is sewn in a left-right direction in a broad sense. The technical solution of the present application will be further described with reference to the following embodiments and accompanying drawings.

Referring to fig. 1 to 7, in particular, fig. 1 is a diagram illustrating a use state of a slide according to an embodiment of the present disclosure; FIG. 2 is a top view of the pull cup structure in an embodiment of the present application; FIG. 3 is a front view of the structure of the slide in the embodiment of the present application; FIG. 4 is a side view of the pull cup structure in an embodiment of the present application; FIG. 5 is an enlarged view of the retainer plate of FIG. 4; FIG. 6 is an enlarged view of the first retaining groove of FIG. 4; fig. 7 is a fragmentary view of the second retaining groove of fig. 4.

The embodiment of the application provides a pull cylinder 100 which is used for being installed on sewing equipment to sew a zipper 103, wherein the pull cylinder 100 comprises a limiting plate 1, a first limiting groove 2 and a second limiting groove 3 which are sequentially stacked; the limiting plate 1 is used for placing a first fabric 101 and enabling the first fabric 101 to be pulled in from a first inlet and pulled out from a first outlet of the limiting plate 1, the first limiting groove 2 is used for placing a second fabric 102 and enabling the second fabric 102 to be pulled in from a second inlet and pulled out from a second outlet of the first limiting groove 2, and the second limiting groove 3 is used for placing a zipper 103 and enabling the zipper 103 to be pulled in from a third inlet and pulled out from a third outlet of the second limiting groove 3;

when the first and

second fabrics

101, 102 and the zipper 103 are in the pulled-out state, the zipper 103 is aligned with the second fabric 102 along the sewing direction of the zipper 103, and/or the zipper 103 is aligned with the first fabric 101 along the sewing direction of the zipper 103, so that the zipper 103, the first fabric 101 and the second fabric 102 are sewn into a unitary structure at one time.

In the application embodiment, when a user uses the pull cylinder 100, the first fabric 101 needs to be put into the first inlet of the limiting plate 1 and pulled out of the first outlet of the limiting plate 1; putting the second fabric 102 into the first limiting groove 2 from a second inlet and pulling the second fabric out of the first limiting groove 2 from a second outlet; drawing in the zipper 103 from a third inlet of the second limiting groove 3 and drawing out from a third outlet of the second limiting groove 2; meanwhile, the first and

second fabrics

101 and 102 are aligned with the zipper 103 along the sewing direction, or one of the first and

second fabrics

101 and 102 is aligned with the zipper 103 along the sewing direction; and because the limiting plate 1, the first limiting groove 2 and the second limiting groove 3 are sequentially stacked, the zipper 103, the first fabric 101 and the second fabric 102 can be sewn into an integral structure at one time while the zipper 103 is aligned with the fabrics. The sewing process is optimized, the production efficiency is improved, the use of sewing threads is reduced, the cost is reduced, meanwhile, the zipper 103 can be aligned with the fabric, the sewing quality is ensured, and the product quality is improved.

Wherein, the first fabric 101 and the second fabric 102 are aligned with the zipper 103 along the sewing direction, or one of the first fabric 101 and the second fabric 102 is aligned with the zipper 103 along the sewing direction. It should be noted that, when the zipper 103 is aligned with the first fabric 101, one side of the second fabric 102 may not be aligned with one side of the drawstring of the zipper 103, and when it is ensured that the second fabric 102 can be sewn by a sewing thread, the width of the second fabric 102 perpendicular to the sewing direction of the zipper 103 can be properly reduced, so that the fabric can be saved while the product quality is ensured; similarly, when the zipper 103 and the second fabric 102 are aligned, one side of the first fabric 101 may not be aligned with the drawstring side of the zipper 103, and when it is ensured that the first fabric 101 can be sewn by a sewing thread, the width of the first fabric 101 perpendicular to the sewing direction of the zipper 103 may be properly reduced, and the fabric may be saved while ensuring the product quality.

As an alternative embodiment, the pull cylinder can also be used for sewing two layers of fabrics. Specifically, the user can put in the first fabric 101 from the first inlet of the limiting plate 1, pull out from the first outlet of the limiting plate 1, put in the second fabric 102 from the second inlet of the first limiting groove 2, pull out from the second outlet of the first limiting groove 2, align one side of the first fabric 101 and one side of the second fabric 102 along the sewing direction, and because the manual alignment efficiency is low and the quality is difficult to guarantee, the two-layer fabric can be sewn and aligned at the same time, the efficiency of the user is improved, and the clothing quality is also guaranteed.

As another alternative, the zipper pull can also be used for sewing one layer of fabric with the zipper. Specifically, the user can pull out the first facing 101 from the first inlet of the limiting plate 1 and pull out the second facing from the first outlet of the limiting plate 1, or can pull out the second facing 102 from the second inlet of the first limiting groove 2 and pull out the second facing from the second outlet of the first limiting groove 2; meanwhile, the zipper 103 is pulled in from a third inlet of the second limiting groove 3 and pulled out from a third outlet of the second limiting groove 3, and then the first fabric 101 or the second fabric 102 is aligned with the zipper 103 along the sewing direction.

Wherein, slide 100 includes limiting plate 1, first spacing groove 2 and the second spacing groove 3 by supreme range upon range of setting gradually down, that is to say, when slide 100 installs on sewing equipment, limiting plate 1 is for pressing close to sewing equipment work platform's structure, and first spacing groove 2 is located limiting plate 1 top, and second spacing groove 3 is located first spacing groove 2 top.

It should be known that, the entrances of the structures such as the limiting plate 1, the first limiting groove 2, the second limiting groove 3 refer to: an opening for the entry of material (e.g. zipper 103, first facing 101, second facing 102) through which the material enters the stop plate 1, the first stop groove 2 or the second stop groove 3; the export of limiting plate 1, first spacing groove 2, the spacing groove 3 isotructure of second indicates: an opening for pulling out the materials (such as the zipper 103, the first fabric 101 and the second fabric 102) so as to carry out sewing operation on the three by using a sewing device. Referring to fig. 1, the first inlet of the limiting plate 1, the second inlet of the first limiting groove 2, and the third inlet of the second limiting groove 3 are located on the right side of the pulling barrel 100, and the first outlet of the limiting plate 1, the second outlet of the first limiting groove 2, and the third outlet of the second limiting groove 3 are located on the left side of the pulling barrel 100.

It should also be noted that the first fabric 101 may be overcoat fabric, business suit fabric, sportswear fabric, cut pieces of clothes, etc.; the second fabric 102 is a fabric for covering the zipper 103, preferably the same fabric as the first fabric 101, and can maintain the uniformity of the whole garment.

In order to accurately position the first fabric 101 on the limiting plate 1 for facilitating alignment and sewing, please refer to fig. 1 and 5, the limiting plate 1 includes a first base plate 11 and a first limiting portion 12, the first limiting portion 12 is formed by bending and extending the first base plate 11 along the sewing direction of the zipper 103 toward the first limiting groove 2, and the first limiting portion 11 is used for abutting against the first fabric 101. In this embodiment of the application, the limiting plate 1 includes the first base plate 11 and the first spacing portion 12 that forms towards the first spacing groove 2 bending extension from the first base plate 11, first surface fabric 101 can be placed on the first base plate 11 horizontally, first spacing portion 11 supports first surface fabric 101 along one side of the sewing direction of zip fastener 103 to can fix a position alignment in first spacing portion 11 to one side of the sewing direction of zip fastener 103 along first surface fabric 101, that is to say, limiting plate 1 can fix a position and align first surface fabric 101, be convenient for process with second surface fabric 102, zip fastener 103 together.

In particular, the limit plate 1 may be configured as an approximately U-shaped or L-shaped plate. As shown in fig. 5, the limiting plate 1 is a plate similar to a U-shape, the first substrate 11 is horizontally disposed, and the first limiting portion 12 is formed by bending and extending upwards from the left side of the first substrate 11, so that the first limiting portion 12 can abut against the first fabric 101 placed in the first substrate 11, and the first fabric 101 is limited, and the edges of the first fabric 101 and other materials are aligned conveniently.

Further, the first position-limiting portion 12 may also have an extending portion extending to the right and parallel to the first substrate 1. The extension can wrap up first surface fabric 101, prevents that first surface fabric 101 from being blocked by the first spacing groove of limiting plate 1 top, and the extension also can regard as the vertical braces of first spacing groove 2.

Referring to fig. 2 and 4, the first limiting groove 2 is movably disposed between the limiting plate 1 and the second limiting groove 3, and the first limiting groove 2 includes: a second substrate 21, a second stopper 22, and a third stopper 23. Wherein, the second position-limiting portion 22 is formed by bending and extending from the first side edge of the second base plate 21 along the sewing direction of the zipper 103 toward the second position-limiting groove 3 and toward the inner direction of the first position-limiting groove 2 (i.e., the second position-limiting portion 22 is formed by bending and extending upward and inward from the right side edge of the second base plate 21 in fig. 6); the third position-limiting portion 23 is formed by bending and extending from the second side edge of the second base plate 21 in the sewing direction of the zipper 103 toward the second position-limiting groove 3 and toward the interior of the first position-limiting groove 2 (i.e., the second position-limiting portion 23 is formed by bending and extending upward and inward from the left side edge of the second base plate 21 in fig. 6); the first side edge and the second side edge are oppositely arranged.

It should be noted that, referring to fig. 4, the first side edge refers to a side of the first position-limiting groove 2 away from the first position-limiting portion 12 (i.e., the first side edge is a right side edge of the first position-limiting groove 2 in fig. 6), and the second side edge refers to a side of the first position-limiting groove 2 above the first position-limiting portion 12 (i.e., the second side edge is a left side edge of the first position-limiting groove 2 in fig. 6).

In the embodiment of the present application, the second substrate 21 is used for placing the second fabric 102, the second position-limiting part 22 abuts against and aligns with one side of the second fabric 102 along the sewing direction of the zipper 103, and similarly, the third position-limiting part 23 abuts against and aligns with the other side of the second fabric 102 along the sewing direction of the zipper 103, that is, the second position-limiting part 22 and the third position-limiting part 23 are used for positioning two sides of the second fabric 102; meanwhile, as the second fabric 102 passes through the first limiting groove 2, the first limiting groove 2 is movably arranged between the limiting plate 1 and the second limiting groove 3, and the first limiting groove 2 can be movably adjusted; therefore, when the side edge of the second fabric 102 in the sewing direction of the zipper 103 is not aligned with the first fabric 101 or the side edge of the zipper 103 in the sewing direction of the zipper 103, the position of the second fabric 102 can be adjusted by adjusting the first catching groove 2 so that the second fabric 102 is aligned with the first fabric 101 and the zipper 103. The second limiting part 22 and the third limiting part 23 can position the second fabric 102 and the first limiting groove 2 can adjust the position of the second fabric 102, so that the fabric can be positioned by a user conveniently.

Specifically, the first limiting groove 2 may be configured as a passage similar to a playground runway shape, as shown in fig. 6, the second substrate 21 is horizontally disposed, the second limiting portion 22 is formed by bending and extending upward from the right side of the second substrate 21, so that the second limiting portion 22 can abut against one side of the second fabric 102 disposed in the second substrate 21, and meanwhile, the third limiting portion 23 is formed by bending and extending upward from the left side of the second substrate 21, so that the third limiting portion 23 can abut against the other side of the second fabric 102 disposed in the second substrate 21, thereby limiting the second fabric 102; meanwhile, the second limiting part 22 and the third limiting part 23 extend to be close to and form a channel wrapping the second fabric 102, and the second fabric 102 is adjusted along with the adjustment of the position of the channel, so that the second fabric 102 is aligned with the edges of other materials conveniently.

In order to prevent the zipper 103 from clamping the second fabric 102 in the opening and closing process, in the embodiment of the application, a clamping preventing member 1021 is further disposed at the edge of the second fabric 102 corresponding to the zipper 103, as shown in fig. 1 and 6, the second limiting portion 22 is used for supporting the side edge of the second fabric 102 along the sewing direction of the zipper 103, the clamping preventing member 1021 is wrapped on the side edge of the second fabric 102, and the inner diameter of the second limiting portion 22 is matched with the side edge of the second fabric 102 wrapped with the clamping preventing member 1021. When the second fabric 102 wrapped with the clamping preventing piece 1021 is sewn with the zipper 103 to form a garment, and the zipper 103 is used for sliding opening and closing, the second fabric 102 is not clamped by the zipper 103 due to the existence of the clamping preventing piece 1021.

Meanwhile, the anti-pinch device 1021 can increase the size of the side of the second fabric 102, so that the size of the second limiting portion 22 is improved. Specifically, referring to fig. 6, the inner diameter of the second position-limiting portion 22 matches the side of the second fabric 102 wrapped with the anti-pinch device 1021. Preferably, the inner diameter of the second position-limiting portion 22 is slightly larger than the thickness of the side of the second fabric 102 wrapped with the anti-pinch member 1021, so that the second fabric 102 wrapped with the anti-pinch member 1021 can more easily pass through the first position-limiting groove 2.

In the embodiment, the anti-pinch device 1021 is a cotton rope, but may be other devices, such as a plastic tube with a diameter of 1.2mm, a hemp rope, etc.

Further, referring to fig. 3, the first limiting groove 2 is further provided with an inlet sloping plate 211, the inlet sloping plate 211 is formed by extending and inclining from the side edge of the second base plate 21 at the second inlet toward the direction away from the second base plate 21, and the inlet sloping plate 211 inclines toward the limiting plate 1 (i.e., the inlet sloping plate 211 inclines downward to the right in fig. 3).

Because the entrance sloping plate 211 is located at the second entrance of the first limiting groove 2 and has a certain inclination angle with the second substrate 21, when a user needs to pass the second fabric 102 through the first limiting groove 2, the second fabric 102 can be put on the entrance sloping plate 211 first and then pushed into the first limiting groove 2, so that the second fabric 102 can be aligned to the second entrance of the first limiting groove 2 more easily and can enter the first limiting groove 2 more easily.

Preferably, the inlet sloping plate 211 is tongue-shaped, that is, the exposed corners of the inlet sloping plate 211 are rounded, so that when the second fabric 102 enters the first limiting groove 2, the fabric is not scratched, and a user is not accidentally injured.

In the embodiment of the present application, the second limiting groove 3 is disposed above the first limiting groove 2, and the second limiting groove 3 includes: a third base plate 31 and a fourth stopper portion 32, the fourth stopper portion 32 being formed by bending and extending the third base plate 31 in the direction away from the first stopper groove 2 and in the direction of the inside of the second stopper groove 3 from the third side edge in the sewing direction of the slide fastener 103; and a fifth stopper 33, the fifth stopper 33 being formed by bending and extending the fourth side edge of the third base plate 31 in the sewing direction of the slide fastener 103 in a direction away from the first stopper groove 3 and in a direction toward the inside of the second stopper groove 3; the third side edge and the fourth side edge are arranged oppositely.

It should be noted that, referring to fig. 4, the third side refers to a side of the second limiting groove 3 above the third limiting portion 23 (i.e. the left side of the second limiting groove 3 in fig. 7), and the fourth side refers to a side of the second limiting groove 3 above the second limiting portion 22 (i.e. the right side of the second limiting groove 3 in fig. 7).

In the embodiment of the present application, the third base plate 31 is used for placing the zipper 103, the fourth position-limiting portion 32 is used for positioning the fastener tape side of the zipper 103, the fifth position-limiting portion 33 is used for positioning the side of the teeth of the zipper 103, that is, the second position-limiting groove 3 is used for positioning the zipper 103, so that the teeth side of the zipper 103 is aligned with the second fabric 102 on the side of the second position-limiting portion 22, the fastener tape side of the zipper 103 is aligned with the second fabric 102 on the side of the third position-limiting portion 23, or the fastener tape side of the zipper 103 is aligned with the first fabric 101 on the side of the first position-limiting portion 12. That is, the second limiting groove 3 is used for aligning the zipper 103 with other fabrics, so that a user does not need to align the zipper 103 with other fabrics manually at any time, the zipper 103 can be always aligned with other fabrics, and the sewing efficiency and quality are improved.

It should also be appreciated that the second position-limiting portion 22 and the fifth position-limiting portion 33 are aligned, and when the clamping-preventing member 1021 is provided on the second fabric 102, that is, one side of the fastener element is aligned with one side of the clamping-preventing member 1021.

In order to make the fastener elements smoothly pass through the second limiting groove 3, in the embodiment of the present application, the fifth limiting portion 33 is used to abut against the side of the slide fastener 103 having the fastener elements, and the inner diameter of the fifth limiting portion 33 is matched with the fastener elements.

Because the zipper teeth have certain thickness, when the inner diameter size of the fifth limiting part 33 is matched with the zipper teeth, the zipper teeth can be clamped into the fifth limiting part 33, so that the zipper 103 is kept horizontally placed, when the zipper 103 is pulled out from the third outlet of the second limiting groove 3, the zipper 103 is in a horizontal state, the zipper is convenient to sew with other fabrics, and the condition that the sewing thread is twisted or the zipper is curled is not suitable to occur.

Referring to fig. 3, the limiting plate 1 is disposed in an inclined manner relative to the first limiting groove 2 and the second limiting groove 3, the limiting plate 1 is located at one end of the first outlet, the first limiting groove 2 is located at one end of the second outlet, and the second limiting groove 3 is located at one end of the third outlet, and the limiting plate 1 is located at one end of the first inlet, the first limiting groove 2 is located at one end of the second inlet, and the second limiting groove 3 is located at one end of the second inlet.

In the embodiment of the present application, the limiting plate 1 is relatively inclined to the first limiting groove 2 and the second limiting groove 3, and the outlets of the limiting plate 1, the first limiting groove 2 and the second limiting groove 3 are close to or contact with each other, and the inlets thereof are far away from each other. The outlets are close to or in contact with each other, so that the first fabric 101, the second fabric 102 and the zipper 103 are neatly attached when being pulled out of the pull cylinder, the fabrics are convenient to sew and keep aligned with the zipper, and the sewing quality is improved; the inlets are far away, and the three inlets are staggered by a certain space, so that the first fabric 101, the second fabric 102 and the zipper 103 can be conveniently placed in the inlets respectively.

Further, the pull cylinder 100 further comprises a first adjusting plate 5, and the first adjusting plate 5 is respectively and fixedly connected with the limiting plate 1 and the second limiting groove 3; the first adjusting plate 5 is further provided with a first adjusting hole 51 perpendicular to the sewing direction of the zipper 103, and the first adjusting plate 5 adjusts the positions of the limiting plate 1 and the second limiting groove 3 in the sewing direction perpendicular to the zipper 103 through the first adjusting hole 51.

In this embodiment of the application, the first adjusting plate 5 is fixedly connected with the limiting plate 1 and the second limiting groove 3, and the first adjusting hole 51 perpendicular to the sewing direction of the zipper 103 is formed in the first adjusting plate 5, so that a user can adjust the position of the pull cylinder 100 by adjusting the position of the first adjusting plate 5 according to actual needs, and specifically, the position of the pull cylinder 100 perpendicular to the sewing direction of the zipper 103 on the workbench of the sewing device can be adjusted by adjusting the fixed position of the first adjusting hole 51 on the workbench of the sewing device. Wherein, the first adjusting plate 5 is fixed on the workbench of the sewing device by using screws through the first adjusting holes 51, preferably, the embodiment of the present application is fixed by 2 screws, and of course, 3, 4, 5 or more screws may be used for fixing, and the embodiment of the present application is not limited herein.

Wherein, the specific structure of first regulating plate 5 is the L type piece of bending, please refer to fig. 1 and fig. 4 first regulating plate 5 has the first face with sewing machine's workstation parallel arrangement, the right side tip of this first face upwards bends and forms the second face, and the left side of second face and limiting plate 1 and the left side fixed connection of second spacing groove 3, of course, first regulating plate 5 also can be the T type, the Y type etc. as long as can realize first regulating plate 5 and limiting plate 1, the fixed connection of second spacing groove 3 can.

In order to facilitate the processing and manufacturing of the pull cylinder 100, the pull cylinder 100 further comprises a connecting plate 4; one surface of the connecting plate 4 is fixedly connected with the limiting plate 1 and the second limiting groove 3 at the same side along the sewing direction of the zipper 103, and the other surface of the connecting plate 4 is fixedly connected with the first adjusting plate 5.

Preferably, the connecting plate 4 is an L-shaped bent piece, the connecting plate 4 includes a first connecting plate 41 and a second connecting plate 42, one surface of the first connecting plate 41 is fixedly connected to the limiting plate 1 and the second limiting groove 3 on the same side along the sewing direction of the zipper 103, the other surface of the first connecting plate 41 is fixedly connected to the first adjusting plate 5 near the limiting plate 1, and the second connecting plate 42 is located below the first base plate 11 and is fixedly connected thereto. When the first adjusting plate 5 is connected by a bolt, the first adjusting plate 5 with different sizes can be replaced by detaching the first adjusting plate 5, and the pull cylinder 100 can be detached and stored conveniently; the second connecting plate 42 is located below the first substrate 11, so that the first substrate 11 can be protected, the abrasion of the first substrate can be prevented, and the service life of the first substrate can be prolonged.

In the present embodiment, the pull cylinder 100 further includes a second regulation plate 6; the second adjusting plate 6 is partially overlapped with the first adjusting plate 5 and is movably connected to the first adjusting hole 5, a second adjusting hole 61 parallel to the sewing direction of the zipper is formed in the second adjusting plate 6, and the positions of the limiting plate 1 and the second limiting groove 3 in the sewing direction parallel to the zipper 103 are adjusted through the second adjusting hole 61 by the second adjusting plate 6.

In the embodiment of the present application, since the second adjusting plate 6 is provided with the second adjusting hole 61 parallel to the sewing direction of the zipper 103, and the second adjusting plate 6 is connected with the first adjusting plate 5, the position of the first adjusting plate 5 connected therewith along the sewing direction of the zipper 103, that is, the position of the entire draw tube on the workbench of the sewing apparatus, can be adjusted through the second adjusting hole 61.

As an alternative embodiment, the second adjusting plate 6 can be fixed on the workbench of the sewing machine by screws passing through the second adjusting holes 61, so that the position of the pull cylinder 100 cannot be moved during the use process, preferably, 2 screws are used for fixing in the embodiment of the present application, and of course, 3, 4, 5 and more screws can be used for fixing, and the embodiment of the present application is not limited herein.

As another alternative, a boss for fixing is provided on the upper table of the sewing machine, and the second adjusting plate 6 is placed on the upper table of the sewing machine so that the boss passes through the second adjusting hole 61 for fixing.

In the embodiment of the present application, the pull cup 100 further includes a third adjusting plate 7, the third adjusting plate 7 is fixedly connected to the side edge of the first limiting groove 2 close to the first adjusting plate 5, a third adjusting hole 71 perpendicular to the sewing direction of the zipper 106 is provided on the third adjusting plate 7, and the third adjusting plate 7 adjusts the position of the first limiting groove 2 in the direction perpendicular to the sewing direction of the zipper 103 through the third adjusting hole 71.

In this application embodiment, the movable setting of first spacing groove 2 is between limiting plate 1 and second spacing groove, because third regulating plate 7 and first spacing groove 2 fixed connection, and be equipped with the third regulation hole 71 of the direction of stitching of perpendicular to zip fastener 103 on the third regulating plate 7, the user can adjust the position of first spacing groove 2 on the direction of stitching of perpendicular to zip fastener 103 through the fixed position of third regulation hole 71 on the third regulating plate 7, thereby be convenient for the user to adjust the side of first panel 101 and the side alignment of second panel 102 and zip fastener 103, third regulation hole 71 can be fixed it after the position adjustment of first spacing groove 2, make first spacing groove 2 more stable.

The third adjusting plate 7 can be fixed on the first adjusting plate 5 through the third adjusting hole 71 by using screws, so that the third adjusting plate 7 can be adjusted together when the first adjusting plate 5 is adjusted in position, preferably, the embodiment of the present application adopts 2 screws for fixing, and certainly, the embodiment of the present application can also adopt 3, 4, 5 or more screws for fixing, and the embodiment of the present application is not limited herein.

Specifically, referring to fig. 2, the third adjusting plate 7 is connected to the first limiting groove 2, and the front and rear positions of the first limiting groove 2 can be adjusted by adjusting the front and rear positions of the third adjusting plate 7 on the first adjusting plate 5.

The following description will be made specifically by taking only one usage scenario of the slide according to the embodiment of the present application as an example. When the zip fastener is made up to needs on the clothing to need set up the drop cloth in order to cover the zip fastener on the zip fastener, when promoting the whole effect of clothing, install the slide fastener of this application embodiment on sewing equipment, once only sew up with supplementary sewing equipment to zip fastener, drop cloth, garment materials. The method comprises the following steps: with big cut-parts in limiting plate 1, put the lid cloth in first spacing groove 2, put zip fastener 103 in second spacing groove 3, wherein, big cut-parts openly up, the deckle edge of big cut-parts supports first spacing portion 12, the drop cloth openly faces down and drop cloth one side accompanies the cotton rope, the drop cloth accompanies one side of cotton rope and supports spacing portion 22 of second, the opposite side of drop cloth supports spacing portion 23 of third, zip fastener 103 openly faces down, chain belt one side supports spacing portion 32 of fourth, chain tooth one side supports spacing portion 33 of fifth, chain head and drop cloth accompany one side edge of cotton rope and level and align, the side edge of chain belt aligns on one side of big cut-parts, the user can be with zip fastener 103 through adopting this slide fastener, big cut-parts, the drop cloth aligns and sews up once for overall structure.

The above detailed description is made on the pull cylinder disclosed in the embodiment of the present invention, and the description of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A pull cylinder is used for being installed on sewing equipment to sew a zipper, and is characterized by comprising a limiting plate, a first limiting groove and a second limiting groove which are sequentially stacked; the limiting plate is used for placing a first fabric and enabling the first fabric to be pulled in from a first inlet and pulled out from a first outlet of the limiting plate, the first limiting groove is used for placing a second fabric and enabling the second fabric to be pulled in from a second inlet and pulled out from a second outlet of the first limiting groove, and the second limiting groove is used for placing the zipper and enabling the zipper to be pulled in from a third inlet and pulled out from a third outlet of the second limiting groove;

2. The pulling cylinder according to claim 1, wherein the limiting plate comprises:

a first substrate;

and the first limiting part is formed by bending and extending the first base plate from the side edge of the first base plate along the sewing direction of the zipper towards the direction of the first limiting groove, and the first limiting part is used for abutting against the first fabric.

3. The pulling cylinder according to claim 1, wherein the first limiting groove is movably disposed between the limiting plate and the second limiting groove, and the first limiting groove comprises:

a second substrate;

the first side edge and the second side edge are oppositely arranged.

4. The pull sleeve according to claim 3, wherein the second limiting portion is used for abutting against a side edge of the second fabric along the sewing direction of the zipper, a clamping preventing member is wrapped on the side edge of the second fabric, and the inner diameter of the second limiting portion is matched with the side edge of the second fabric wrapped with the clamping preventing member.

5. The pulling cylinder according to claim 3, wherein the first limiting groove is further provided with an inlet inclined plate, the inlet inclined plate is formed by extending from the side edge of the second base plate at the second inlet in an inclined manner in a direction away from the second base plate, and the inlet inclined plate is inclined in a direction towards the limiting plate.

6. The pulling cylinder according to claim 1, wherein the second limiting groove is disposed above the first limiting groove, and the second limiting groove comprises:

a third substrate;

the third side edge and the fourth side edge are arranged oppositely.

7. A puller as set forth in claim 6, wherein said fifth limiting portion is adapted to abut against a side of said slide fastener having said fastener elements, said fifth limiting portion having an inner diameter sized to match said fastener elements.

8. The pulling cylinder according to claim 1, wherein the limiting plate is disposed in a relatively inclined manner with respect to the first limiting groove and the second limiting groove, the limiting plate is disposed at one end of the first outlet, the first limiting groove is disposed at one end of the second outlet, the second limiting groove is disposed at one end of the third outlet, and the limiting plate is disposed at one end of the first inlet, the first limiting groove is disposed at one end of the second inlet, and the second limiting groove is disposed at one end of the second inlet.

9. The pulling pot according to any one of claims 1 to 8, further comprising a first regulating plate,

10. The pulling pot of claim 9, further comprising a connecting plate; one side of the connecting plate is fixedly connected with the limiting plate and the second limiting groove on the same side along the sewing direction of the zipper, and the other side of the connecting plate is fixedly connected with the first adjusting plate.

11. The pulling pot of claim 9, further comprising a second adjustment plate;

the second regulating plate with first regulating plate partial overlap and swing joint in first regulation hole, just be equipped with on the second regulating plate and be on a parallel with the second regulation hole of the direction of sewing up of zip fastener, the second regulating plate passes through the adjustment of second regulation hole the limiting plate the second spacing groove is on a parallel with the position in the direction of sewing up of zip fastener.

12. The pulling pot of claim 9, further comprising a third adjustment plate;

the third regulating plate with first spacing groove is close to the side fixed connection of first regulating plate, be equipped with the perpendicular to on the third regulating plate the third regulation hole of the direction of sewing up of zip fastener, the third regulating plate passes through the adjustment of third regulation hole first spacing groove is at the perpendicular to the position in the direction of sewing up of zip fastener.