CN221701802U

CN221701802U - Single-layer shrinking and folding sewing device and sewing equipment

Info

Publication number: CN221701802U
Application number: CN202323667092.2U
Authority: CN
Inventors: 夏枚翔; 杨柏; 何德晴
Original assignee: Guangzhou Xiyin International Import and Export Co Ltd
Current assignee: Guangzhou Xiyin International Import and Export Co Ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-09-13
Anticipated expiration: 2033-12-29

Abstract

The utility model provides a single-layer shrinking sewing device which is used for being arranged on sewing equipment and comprises a presser foot, a connecting plate and a pull cylinder; the presser foot and the pull cylinder are arranged on the same side face of the connecting plate, and the pull cylinder is obliquely arranged so that a first inclination angle is formed on one side far away from the presser foot; the pull cylinder comprises a binding strip channel for allowing the surface layer binding strip to pass through, a limiting mechanism and a spring piece, wherein the limiting mechanism is arranged in the binding strip channel, and the spring piece is arranged at the tail end of the binding strip channel and extends towards the width direction of the binding strip channel; the presser foot comprises an integrally formed fixing part and a pressing part, and the bottom surface of the pressing part is obliquely arranged so that a second inclination angle is formed at one side close to the pull cylinder. According to the utility model, the sewing technology of the surface layer binding strip shirring and the bottom layer cloth shirring can be satisfied through single sewing, the wooden ear shirring is manufactured on the clothes, the fabric breakage is effectively avoided, and the manufacturing time efficiency is improved.

Description

Single-layer shrinking and folding sewing device and sewing equipment

Technical Field

The utility model relates to the technical field of sewing equipment, in particular to a single-layer shirring sewing device and sewing equipment.

Background

The wooden earring shirring is a common decoration technology on female clothes, and is commonly used for cuffs, necklines and clothes hems. The common wooden ear edge folding manufacture comprises two steps, namely firstly turning the binding strips into the wooden ear edge folding, and then turning the wooden ear edge folding to the corresponding position of the clothes through another flat car. However, the method not only needs two working procedures to finish the installation of the wooden ear edge contraction pleat, increases the workload of clothing workers and reduces the production efficiency, but also is easy to break the fabric in the sewing process due to the need of repeated sewing for two times, thereby causing bad products.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the single-layer shrinking sewing device, which can meet the sewing process of shrinking the surface layer binding strip and shrinking the bottom layer cloth without shrinking the folds through single sewing, and can manufacture the wooden ear shrinking folds on the clothes, thereby effectively avoiding the damage of the fabrics and improving the manufacturing time.

The technical solution proposed in the first aspect of this embodiment is implemented as follows:

A single-layer shrinking and sewing device, which is used for being arranged on sewing equipment and comprises a presser foot, a connecting plate and a pull cylinder; the presser foot and the pull cylinder are arranged on the same side face of the connecting plate, and the pull cylinder is obliquely arranged so that a first inclination angle is formed on one side far away from the presser foot; the pull cylinder comprises a binding strip channel for allowing the surface layer binding strip to pass through, a limiting mechanism and a spring piece, wherein the limiting mechanism is arranged in the binding strip channel, and the spring piece is arranged at the tail end of the binding strip channel and extends towards the width direction of the binding strip channel; the presser foot comprises an integrally formed fixing part and a pressing part, and the bottom surface of the pressing part is obliquely arranged so that a second inclination angle is formed at one side close to the pull cylinder.

In a further embodiment, the connecting plate comprises a straight plate and a sloping plate which are integrally formed, and the axes of the straight plate and the sloping plate are mutually perpendicular; the pull cylinder is characterized in that an adjusting plate parallel to the inclined plate is further arranged on the pull cylinder, one end of the adjusting plate is connected with the pull cylinder, the other end of the adjusting plate extends towards the direction close to the straight plate, a first adjusting groove is formed in the adjusting plate, and an elastic screw penetrates through the first adjusting groove to be fixed on the inclined plate, so that the pull cylinder moves or is fixed in the length direction of the first adjusting groove.

In a further embodiment, the straight plate is provided with a second adjusting groove, and the second adjusting groove extends along the length direction of the straight plate; the presser foot is further provided with an integrally formed L-shaped plate, and the elastic screw penetrates through the second adjusting groove to be fixed on the L-shaped plate so that the presser foot can move or be fixed in the length direction of the second adjusting groove.

In a further embodiment, the limiting mechanism comprises an integrally formed limiting part and an adjusting part, wherein the limiting part is arranged inside the binding strip channel, and the adjusting part is arranged outside the binding strip channel; the binding strip channel is provided with a third adjusting groove extending along the width direction of the binding strip channel, and an elastic screw penetrates through the third adjusting groove to be fixed in the limiting part so that the limiting part moves or is fixed in the length direction of the third adjusting groove.

In a further embodiment, the spring piece includes an integrally formed bending piece and a mounting piece, one end of the mounting piece is fixed between the connecting plate and the pull cylinder, the other end of the mounting piece extends along the length direction of the binding strip channel and is connected with the bending piece, and the bending piece bends towards one side far away from the binding strip channel.

In a further embodiment, a transition edge is further provided at an end of the strap path away from the leaf spring, the transition edge being integrally formed with the strap path and extending in a width direction of the strap path, and the transition edge being inclined to a side away from the strap path.

In a further embodiment, the first inclination angle is configured to be 0 ° to 90 °.

In a further embodiment, the second inclination angle is configured to be 5 ° to 10 °.

In a further embodiment, a groove for connecting the sewing device is formed in the top of the fixing portion.

The second aspect of the present embodiment further provides a sewing device, including a single-layer tuck sewing device as described in any one of the above, and a needle assembly, where the needle assembly includes a needle, a fixing rod, a tooth, and a needle plate surface; the rubber teeth are arranged in the needle plate surface, the needle and the fixing rod are erected on the upper side of the needle plate surface, the presser foot is connected with the fixing rod through screws so that the needle is arranged between the presser foot and the pull cylinder, the distance between the spring piece and the needle plate surface is 1 mm-2 mm, and the projection of the spring piece in the vertical direction is abutted to the projection of the needle in the vertical direction.

Compared with the prior art, the utility model has the following advantages:

According to the device, the presser foot and the pull cylinder are fixed in relative positions, and the presser foot is arranged on the fixing rod of the sewing equipment, so that the device can be installed, and the operation is simple and convenient. The bottom cloth moves from the pull cylinder to the direction of the presser foot, the surface layer binding strips enter from the upper end of the binding strip channel, and the limiting mechanism is arranged in the binding strip channel to limit the left and right positions of the binding strips so as to avoid the deviation of the positions of the binding strips when the binding strips pass through the binding strip channel and ensure that the positions of the shrinkage folds are unchanged. Because the pull cylinder is inclined to one side far away from the presser foot, when the binding strips enter, under the guide action of gravity and the binding strip channel, the binding strip channel outlet is intersected with the bottom layer fabric and stacked, and the bottom layer fabric is sewn by the sewing needle to form a shrink fold, so that the effects of the surface layer binding strip shrink fold and the bottom layer fabric not shrink fold are realized. In order to ensure that the manufactured tucks can pass through the presser foot, the pressing part of the presser foot is also obliquely arranged, and the second inclination angle formed on one side close to the pull cylinder can ensure that the tucks with a certain height cannot be blocked by the presser foot when passing through.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of a single layer tuck stitching device of the present utility model;

FIG. 2 is a schematic perspective view of another angle of a single layer tuck stitching device of the present utility model;

FIG. 3 is a front view of a single layer tuck stitching device of the present utility model;

FIG. 4 is a right side view of FIG. 3;

Fig. 5 is a rear view of fig. 3.

The attached drawings are identified:

1-a presser foot; 11-a fixing part; 111-grooves; 12-a pressing part; 13-L-shaped plates;

2-connecting plates; 21-a straight plate; 211-a second adjustment tank; 22-sloping plates;

3-pulling a cylinder; 31-bundle bar channel; 311-a third regulating tank; 312-transition edges; 32-a limiting mechanism; 321-a limiting part; 322-an adjusting part; 33-spring piece; 331-bending sheet; 332-mounting piece; 34-adjusting plate; 341-a first regulating tank;

4-tightening the screw; a-a first inclination angle; b-second tilt angle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiment one

Referring to fig. 1 to 5, an embodiment of the present utility model discloses a single-layer shirring sewing device, which is used for being arranged on sewing equipment and comprises a presser foot 1, a connecting plate 2 and a pull cylinder 3; the presser foot 1 and the pull cylinder 3 are arranged on the same side surface of the connecting plate 2, and the pull cylinder 3 is obliquely arranged so that a first inclination angle a is formed on one side far away from the presser foot 1; the pull cylinder 3 comprises a binding strip channel 31 for allowing the surface layer binding strips to pass through, a limiting mechanism 32 and a spring piece 33, wherein the limiting mechanism 32 is arranged in the binding strip channel 31, and the spring piece 33 is arranged at the tail end of the binding strip channel 31 and extends towards the width direction of the binding strip channel 31; the presser foot 1 includes an integrally formed fixing portion 11 and a pressing portion 12, and the bottom surface of the pressing portion 12 is inclined so that a side close to the pull cylinder 3 forms a second inclination angle b. It can be appreciated that the top of the fixing portion 11 is provided with a groove 111 for connecting the sewing device, and the groove 111 is configured as a U-shaped groove 111 commonly used for the sewing device presser foot 1 so as to connect the fixing rod of the sewing device presser foot 1; the needle of sewing equipment is usually left side is presser foot 1 dead lever, and the right side is the needle, consequently sets up presser foot 1 in connecting plate 2 left side, draws a section of thick bamboo 3 to set up in connecting plate 2 right side, when fixing this device on presser foot 1 dead lever through the fixed part 11 on the presser foot 1, the position of needle is in the centre of drawing a section of thick bamboo 3, and the bundle strip is through drawing a section of thick bamboo 3 back at needle department sewing shrink pleat and continue to pass presser foot 1, can be simple install this device on sewing equipment through the replacement presser foot 1 and carry out the make-up of shrink pleat. The bottom cloth is moved from the pull cylinder 3 to the direction of the presser foot 1 and pushed by clothing manufacturing personnel, the surface layer binding strips are erected at the high position of the sewing equipment, so that the surface layer binding strips enter from the upper end of the binding strip channel 31, the left and right positions of the binding strips are limited by the limiting mechanism 32 arranged in the binding strip channel 31, the position deviation of the binding strips when the binding strips pass through the binding strip channel 31 is avoided, and the position of the shrinkage fold is kept unchanged. Because the pull cylinder 3 inclines to the side far away from the presser foot 1, when the binding strips enter, under the guide action of gravity and the binding strip channel 31, the binding strip channel 31 is intersected with and stacked on the bottom fabric, and the bottom fabric is sewn by a sewing needle to form a shrink fold, so that the effects of shrinking the binding strips of the surface layer and preventing the bottom fabric from shrinking are achieved. In order to ensure that the produced tucks can pass through the presser foot 1, the pressing portion 12 of the presser foot 1 is also inclined, and the second inclination angle b formed at the side close to the pull-out cylinder 3 can ensure that the tucks with a certain height are not blocked by the presser foot 1 when passing through. Specifically, the profile of the inner side wall of the strap path 31 is rectangular or long, and the strap path 31 serves to make the strap reach the needle smoothly, so that the upper and lower surfaces of the strap path 31 are flat surfaces.

Further, as shown in fig. 3, the first inclination aa is arranged at 0 ° to 90 °, and the second inclination bb is arranged at 5 ° to 10 °. The first inclination aa enables the strap to be piled up at the outlet of the strap channel 31 and the second inclination bb ensures a smooth passage of the strap and the crimp.

As shown in fig. 4, the connecting plate 2 includes a straight plate 21 and a sloping plate 22 integrally formed, the axes of the straight plate 21 and the sloping plate 22 being perpendicular to each other; the pull cylinder 3 is also provided with an adjusting plate 34 parallel to the inclined plate 22, one end of the adjusting plate 34 is connected with the pull cylinder 3, the other end extends towards the direction close to the straight plate 21, the adjusting plate 34 is provided with a first adjusting groove 341, and the elastic screw 4 passes through the first adjusting groove 341 to be fixed on the inclined plate 22, so that the pull cylinder 3 moves or is fixed in the length direction of the first adjusting groove 341. It can be understood that the inclined plate 22 is obliquely arranged, and the included angle between the inclined plate 22 and the horizontal plane is the first inclination angle aa, so that the pull cylinder 3 fixed on the inclined plate 22 is in an inclined state, the first adjusting groove 341 is in a strip shape, and the left and right positions of the whole pull cylinder 3 can be adjusted through the first adjusting groove 341, so that the outlet position of the bundle strip channel 31 is changed, and the shrinkage and sewing can be more flexibly performed at different positions of the bottom fabric.

As shown in fig. 4, the straight plate 21 is provided with a second adjusting groove 211, and the second adjusting groove 211 extends along the length direction of the straight plate 21; the presser foot 1 is also provided with an integrally formed L-shaped plate 13, and the elastic screw 4 passes through the second adjusting groove 211 and is fixed on the L-shaped plate 13 so as to enable the presser foot 1 to move or be fixed in the length direction of the second adjusting groove 211. It can be understood that one side of the L-shaped plate 13 is connected with the presser foot 1, the other side is parallel to the connecting plate 2, the second adjusting groove 211 is long-strip-shaped, and the distance between the presser foot 1 and the pull cylinder 3 can be adjusted by adjusting the elastic screw 4.

As shown in fig. 3 and 4, the limiting mechanism 32 includes an integrally formed limiting portion 321 and an adjusting portion 322, the limiting portion 321 is disposed inside the strap path 31, and the adjusting portion 322 is disposed outside the strap path 31; the binding strip channel 31 is provided with a third adjusting groove 311 extending along the width direction of the binding strip channel 31, and the elastic screw 4 passes through the third adjusting groove 311 to be fixed in the limiting part 321 so that the limiting part 321 moves or is fixed in the length direction of the third adjusting groove 311. It will be appreciated that the stop 321 extends along the length of the strap channel 31 to ensure that the strap does not deflect as it passes through the strap channel 31. The third adjusting groove 311 is perpendicular to the bundle strip, so that the limiting mechanism 32 can move on the left and right sides of the bundle strip in the traveling direction and limit the bundle strip.

As shown in fig. 1 to 5, the spring piece 33 includes an integrally formed bending piece 331 and a mounting piece 332, one end of the mounting piece 332 is fixed between the connecting plate 2 and the pull cylinder 3, and the other end extends along the length direction of the strap path 31 and is connected to the bending piece 331, and the bending piece 331 is bent to a side away from the strap path 31. When the needle moves up and down, the spring piece 33 at the tail end of the binding strip channel 31 can press the bottom fabric along with the fluctuation of the needle, so that the problem of cloth winding is avoided, and the smooth sewing is ensured.

As shown in fig. 1 to 5, the end of the strap channel 31 away from the spring piece 33 is further provided with a transition edge 312, the transition edge 312 being integrally formed with the strap channel 31 and extending in the width direction of the strap channel 31, the transition edge 312 being inclined to the side away from the strap channel 31. The width of the transition edge 312 is consistent with the width of the strap channel 31, and the included angle between the transition channel and the inner side wall of the strap channel 31 is an obtuse angle, so that smooth transition of the connection part is ensured, and the strap erected at the high position can be kept flat when entering the strap channel 31.

Second embodiment

The second aspect of the present embodiment also proposes a sewing apparatus comprising a single-layer tuck sewing device as defined in any one of the above, and a needle assembly (not shown in the drawings) comprising a needle, a fixing rod, a tooth and a needle plate surface; the rubber teeth are arranged in the needle plate surface, the needle and the fixing rod are erected on the upper side of the needle plate surface, the presser foot 1 is connected with the fixing rod through screws, so that the needle is arranged between the presser foot 1 and the pull cylinder 3, the distance between the spring piece 33 and the needle plate surface is 1 mm-2 mm, and the projection of the spring piece 33 in the vertical direction is abutted with the projection of the needle in the vertical direction. The shrinkage of the tuck can be adjusted by adjusting the stitch length of the sewing device, the shrinkage becomes larger when the stitch length is increased, and the shrinkage becomes smaller when the stitch length is reduced.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The single-layer crimping sewing device is used for being arranged on sewing equipment and is characterized by comprising a presser foot (1), a connecting plate (2) and a pull cylinder (3); the presser foot (1) and the pull cylinder (3) are arranged on the same side face of the connecting plate (2), and the pull cylinder (3) is obliquely arranged so that a first inclination angle (a) is formed on one side away from the presser foot (1);

The pull cylinder (3) comprises a binding strip channel (31) for allowing the surface layer binding strips to pass through, a limiting mechanism (32) and a spring piece (33), wherein the limiting mechanism (32) is arranged in the binding strip channel (31), and the spring piece (33) is arranged at the tail end of the binding strip channel (31) and extends towards the width direction of the binding strip channel (31);

The presser foot (1) comprises an integrally formed fixing part (11) and a pressing part (12), wherein the bottom surface of the pressing part (12) is obliquely arranged so that a second inclination angle (b) is formed at one side close to the pull cylinder (3).

2. The single-layer shirring sewing apparatus according to claim 1, characterized in that the connecting plate (2) comprises a straight plate (21) and an inclined plate (22) which are integrally formed, and the axes of the straight plate (21) and the inclined plate (22) are mutually perpendicular; the novel sliding type lifting device is characterized in that an adjusting plate (34) parallel to the inclined plate (22) is further arranged on the sliding tube (3), one end of the adjusting plate (34) is connected with the sliding tube (3), the other end of the adjusting plate extends towards the direction close to the straight plate (21), a first adjusting groove (341) is formed in the adjusting plate (34), and a tightening screw (4) penetrates through the first adjusting groove (341) to be fixed on the inclined plate (22), so that the sliding tube (3) moves or is fixed in the length direction of the first adjusting groove (341).

3. The single-layer shirring sewing device according to claim 2, characterized in that a second adjusting groove (211) is formed on the straight plate (21), and the second adjusting groove (211) extends along the length direction of the straight plate (21); the presser foot (1) is further provided with an integrally formed L-shaped plate (13), and the elastic screw (4) penetrates through the second adjusting groove (211) to be fixed on the L-shaped plate (13) so that the presser foot (1) can move or be fixed in the length direction of the second adjusting groove (211).

4. The single-layer shirring sewing apparatus according to claim 1, characterized in that the limiting mechanism (32) comprises an integrally formed limiting portion (321) and an adjusting portion (322), the limiting portion (321) is disposed inside the bundle strip channel (31), and the adjusting portion (322) is disposed outside the bundle strip channel (31); the binding strip channel (31) is provided with a third adjusting groove (311) extending along the width direction of the binding strip channel (31), and the elastic screw (4) passes through the third adjusting groove (311) to be fixed in the limiting part (321) so that the limiting part (321) moves or is fixed in the length direction of the third adjusting groove (311).

5. The single-layer crimping and sewing apparatus as claimed in claim 1, wherein the spring piece (33) comprises an integrally formed bending piece (331) and a mounting piece (332), one end of the mounting piece (332) is fixed between the connecting plate (2) and the pull cylinder (3), the other end extends along the length direction of the strap path (31) and is connected with the bending piece (331), and the bending piece (331) is bent toward a side far away from the strap path (31).

6. The single-layer shirring sewing apparatus as claimed in claim 1, wherein an end of the strap channel (31) remote from the spring plate (33) is further provided with a transition edge (312), the transition edge (312) being integrally formed with the strap channel (31) and extending in a width direction of the strap channel (31), the transition edge (312) being inclined to a side remote from the strap channel (31).

7. The single ply shirring sewing apparatus of claim 1, wherein the first angle of inclination (a) is configured from 0 ° to 90 °.

8. The single ply shirring sewing apparatus of claim 1, wherein the second angle of inclination (b) is configured from 5 ° to 10 °.

9. Single-layer shirred sewing apparatus according to claim 1, characterized in that the top of the fixing part (11) is provided with a groove (111) for connecting the sewing device.

10. A sewing apparatus comprising the single-layer shirred sewing device according to any one of claims 1 to 9 and a needle assembly comprising a needle, a fixing rod, a tooth and a needle plate surface; the rubber teeth are arranged in the needle plate surface, the needle and the fixing rod are erected on the upper side of the needle plate surface, the presser foot (1) is connected with the fixing rod through screws so that the needle is arranged between the presser foot (1) and the pull cylinder (3), the distance between the spring piece (33) and the needle plate surface is 1-2 mm, and the projection of the spring piece (33) in the vertical direction is abutted to the projection of the needle in the vertical direction.