CN220468348U - Trimming and sewing auxiliary device - Google Patents

Abstract

The utility model belongs to the technical field of clothing manufacturing, and discloses a binding sewing auxiliary device. The hemming stitching auxiliary device comprises a hemmer and a tightening assembly, wherein the hemmer comprises a bottom plate, a top plate, an inner-coil side plate and an elastic pressing plate, the bottom plate is provided with a first end and a second end, the top plate is arranged at the first end, and the second end is aligned with a needle head of a sewing machine; a first passage channel is formed between the top plate and the bottom plate and used for passing through the cloth strips and the elastic bands which are stacked; the inner-coil side plates are arranged on the bottom plate and are propped against the cloth strip from two sides so that the two sides of the cloth strip are rolled inwards and are abutted against the elastic band at the second end part; the elastic pressing plate is arranged on the top plate and elastically pressed against the elastic belt; the tightening assembly is connected with the top plate and used for adjusting the tightness of the elastic band entering the first passing channel. The trimming and sewing auxiliary device can realize automatic trimming, greatly reduces operation difficulty and improves production efficiency.

Description

Trimming and sewing auxiliary device

Technical Field

The utility model relates to the technical field of clothing manufacturing, in particular to a binding sewing auxiliary device.

Background

In the production and manufacturing process of clothing, the double-needle sewing of the cloth is usually carried out by manually folding the hemming strips by hands and then pressing the hemming strips against the cloth to be hemmed, and then sewing the hemming strips onto the cloth by using the double-needle sewing, so that the hemming operation of the cloth is completed; the method has large workload and high technical requirements on workers, and particularly for the fabric strip channels containing the elastic bands to be sewn, the elasticity of the elastic bands increases the difficulty of hemming and sewing, other workers are often required to assist to complete the hemming and sewing of the elastic bands and the fabric strip channels, and the sewing efficiency of the fabric strip channels containing the elastic bands is seriously affected.

Disclosure of Invention

The utility model aims to provide an auxiliary device for binding and sewing, which can realize automatic binding on two sides of an elastic band, reduce operation difficulty and improve production efficiency.

To achieve the purpose, the utility model adopts the following technical scheme:

a piping suture assist device comprising:

the hemmer comprises a bottom plate, a top plate, an inner-coil side plate and an elastic pressing plate, wherein the bottom plate is provided with a first end and a second end, the top plate is arranged at the first end, and the second end is aligned with a needle head of the sewing machine; a first passage channel is formed between the top plate and the bottom plate and is used for passing through the cloth strips and the elastic bands which are stacked; the inner-coil side plates are arranged on the bottom plate and are propped against the cloth strip from two sides so that the two sides of the cloth strip are rolled inwards and are abutted against the elastic band at the second end part; the elastic pressing plate is arranged on the top plate and elastically pressed against the elastic belt;

the tightening assembly is connected with the top plate and used for adjusting tightness of the elastic band entering the first passing channel.

Preferably, the tightening assembly comprises a passing pipe and an adjusting bolt arranged on the passing pipe, the passing pipe is provided with an inlet and an outlet, the inlet is used for penetrating the elastic band, the outlet is aligned with the first passing channel, the inner wall of the passing pipe is abutted against the elastic band, and the end part of the adjusting bolt is abutted against the elastic band.

Preferably, two adjusting bolts are provided along the width direction of the elastic band.

Preferably, the trimming and sewing auxiliary device further comprises a serpentine fixture arranged on the tightening assembly, wherein the elastic band is arranged in the serpentine fixture in a penetrating manner, and the serpentine fixture is used for limiting the elastic band to move along the direction perpendicular to the length.

Preferably, the trimming and sewing auxiliary device further comprises a mounting frame, wherein the mounting frame is arranged on the bottom plate, and a connecting groove is formed in the mounting frame.

Preferably, a supporting plate is arranged on the inner-coil side plate, a containing groove is formed between the supporting plate and the inner-coil side plate, two sides of the cloth strip are positioned in the containing groove, and two sides of the cloth strip are abutted to the upper surface of the supporting plate.

Preferably, the elastic pressing plate extends to the second end, a hemming channel is formed between the elastic pressing plate and the inner-coil side plate, two sides of the cloth strip enter the accommodating groove through the hemming channel, and the two sides of the cloth strip are abutted against the side edges of the elastic pressing plate.

Preferably, the elastic pressing plate is provided with a strip-shaped through groove.

Preferably, the inner wrap side plates extend from the first end to the second end, and the inner wrap side plates on both sides gradually approach in the first direction.

Preferably, the bottom panel and the inner wrap side panel are integrally formed.

The utility model has the beneficial effects that:

according to the binding sewing auxiliary device provided by the utility model, the cloth strip and the elastic band are placed in a stacked manner and pass through the first passing channel at the first end part, and as the inner rolling side plates are arranged on the bottom plate and are propped against the cloth strip from two sides, the two sides of the cloth strip can be rolled inwards by extrusion and are attached to the elastic band at the second end part of the bottom plate, so that automatic binding of the two sides of the elastic band is realized, then the binding sewing can be finished by using a double-needle sewing machine, the labor-saving and free-hand binding of workers is not needed, and then the sewing is carried out, so that the operation difficulty is greatly reduced, and the production efficiency is improved; because the top plate at the first end part of the bottom plate is provided with the elastic pressing plate, the elastic pressing plate is elastically pressed against the elastic belt, so that the elastic belt and the cloth strips can be flattened and straightened, unnecessary folds are avoided after the clothing is formed, and the attractiveness of a finished product is improved; in addition, the binding sewing auxiliary device further comprises a tightening assembly connected to the top plate, the tightening assembly can adjust the tightness of the elastic band entering the first passing channel, so that workers can adjust the tightness of the elastic band according to the needs of actual ready-made clothes, different appearance and size effects are obtained, other workers are not required to assist in keeping the tightness of the elastic band, consistency of tightness degree is ensured, and quality of finished products is improved.

Drawings

FIG. 1 is a top view of a binding stitch attachment provided in accordance with an embodiment of the present utility model;

FIG. 2 is a bottom view of a binding stitch attachment provided in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a hemmer provided in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a tightening assembly provided in accordance with an embodiment of the present utility model;

fig. 5 is a schematic longitudinal section of a hemmer and tightening assembly provided in an embodiment of the present utility model.

In the figure:

100-cloth strips;

200-elastic bands;

1-a hemmer; 11-a bottom plate; 12-top plate; 13-inner wrap side panels; 131-supporting plates; 132-a receiving groove; 14-an elastic pressing plate; 141-a strip-shaped through groove;

2-tightening the assembly; 21-a pass-through tube; 22-adjusting bolts;

3-a serpentine fixing frame;

4-mounting frame.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 3, the present utility model provides a hemming seam assist device including a hemmer 1 and a tightening assembly 2, the hemmer 1 including a bottom panel 11, a top panel 12, an inner roll side panel 13, and an elastic pressing panel 14, the bottom panel 11 having a first end and a second end, the top panel 12 being disposed at the first end, the second end being aligned with a sewing machine needle. Specifically, the bottom plate 11 is a rectangular metal plate divided into a first end portion and a second end portion along the longitudinal direction thereof, and the top plate 12 is provided on the first end portion. A first passage is formed between the top plate 12 and the bottom plate 11 for passing through the cloth strip 100 and the elastic band 200 which are stacked. Specifically, the top plate 12 is also a rectangular metal sheet, a first passage is formed between the top plate 12 and the bottom plate 11, and the worker stacks the elastic band 200 on the cloth strip 100, and the width of the elastic band 200 is smaller than that of the cloth strip 100, so that both sides of the cloth strip 100 can be rolled inwards to be attached to the upper side of the elastic band 200 from bottom to top, thereby hemming the elastic band 200.

The inner-coil side plates 13 are arranged on the bottom plate 11, and the inner-coil side plates 13 are pressed against the cloth strip 100 from two sides so that the two sides of the cloth strip 100 are rolled inwards and are abutted against the elastic band 200 at the second end part; the elastic pressing plate 14 is disposed on the top plate 12, and the elastic pressing plate 14 elastically presses against the elastic belt 200. In the present embodiment, since the bottom plate 11 is provided with the inner-winding side plates 13, the inner-winding side plates 13 are pressed against the cloth strip 100 from two sides, so that two sides of the cloth strip 100 can be rolled inwards by being extruded and are abutted against the elastic band 200 at the second end of the bottom plate 11, thereby realizing automatic edge wrapping of two sides of the elastic band 200; and then, the worker pulls the cloth strip 100 and the elastic band 200 to extend out of the second end part of the bottom plate 11, the binding sewing can be completed by using the double-needle sewing machine, the worker does not need to carry out sewing after binding by hands, the operation difficulty is greatly reduced, and the production efficiency is improved. Because the top plate 12 at the first end of the bottom plate 11 is provided with the elastic pressing plate 14, the elastic pressing plate 14 is elastically pressed against the elastic belt 200, so that the elastic belt 200 and the cloth strips 100 can be flattened and straightened, unnecessary wrinkles after clothing is formed are avoided, the aesthetic property of a finished product is improved, in the embodiment, the elastic pressing plate 14 is a metal sheet and is in an integral structure with the top plate 12, and the other end of the elastic pressing plate 14 is inclined towards the bottom plate 11 under the action of external force, so that the elastic pressing plate can be elastically pressed against the elastic belt 200.

The tightening assembly 2 is connected with the top plate 12, and the tightening assembly 2 is used for adjusting tightness of the elastic band 200 entering the first passing channel. Specifically, when the worker sews the cloth strip 100 and the elastic band 200 to the cloth piece, the worker needs to firstly edge the elastic band 200 with the cloth strip 100 to form a cloth strip channel, namely, the elastic band 200 is actually sewn in the cloth strip 100 and then sewn to the cloth piece, and because the elastic band 200 has elasticity, the worker needs to stretch the elastic band 200 to a certain extent and then sew with the cloth strip 100 during sewing, the worker can adjust the tightness of the elastic band 200 according to the requirement of the actual garment so as to obtain different appearance and size effects, other workers are not required to assist in keeping the tightness of the elastic band 200, consistency of the tightness degree can also be ensured, and quality of a finished product is improved.

Further, as shown in fig. 5, the tightening assembly 2 includes a tube 21 and an adjusting bolt 22 disposed on the tube 21, the tube 21 has an inlet for penetrating the elastic band 200 and an outlet aligned with the first passage, the inner wall of the tube 21 abuts against the elastic band 200, and an end of the adjusting bolt 22 abuts against the elastic band 200. Specifically, the passing tube 21 is a flat rectangular metal tube, the worker penetrates the elastic band 200 from the inlet and out of the outlet, and the elastic band 200 is abutted against the inner wall of the passing tube 21, so that the elastic band 200 can be better aligned to the first passing channel, and the situation that the elastic band 200 is askew when entering the first passing channel of the hemmer 1 is avoided; an adjusting bolt 22 is screwed on the upper surface of the passing tube 21, a worker screws the adjusting bolt 22 clockwise, the adjusting bolt 22 moves downwards to be abutted against the elastic band 200, and at the moment, the resistance is increased when the elastic band 200 is pulled; the worker screws the adjusting bolt 22 counterclockwise, and the adjusting bolt 22 moves upward to gradually get away from the elastic band 200, and at this time, resistance is reduced when the elastic band 200 is pulled; the worker can thus adjust the tightness of the elastic band 200 by screwing the adjusting bolt 22.

Specifically, as shown in fig. 1 and 4, the adjusting bolts 22 are provided two in the width direction of the elastic band 200. In this embodiment, the elastic band 200 has a certain width, and the two adjusting bolts 22 can be pressed against the elastic band 200 more stably and uniformly, so that the situation that the elastic band 200 is deflected to one side or the elastic band 200 is damaged when the single adjusting bolt 22 is pressed against during sewing is avoided, and the practicability of the trimming and sewing auxiliary device is improved.

Further, as shown in fig. 1 and 2, the trimming and sewing auxiliary device further comprises a serpentine fixture 3 disposed on the tightening assembly 2, the elastic band 200 is threaded in the serpentine fixture 3, and the serpentine fixture 3 is used for limiting the elastic band 200 to move along a direction perpendicular to the length. In this embodiment, the inlet of the passing tube 21 is provided with a continuously curved serpentine mount 3, the serpentine mount 3 is made of metal strips, the elastic band 200 turns up and down in sequence around the transverse rod of the serpentine mount 3 and then enters the inlet of the passing tube 21, the serpentine mount 3 can comb and guide the elastic band 200, and the elastic band 200 is ensured to be flatter, and knotted or curled edges are prevented.

Further, as shown in fig. 1 and 2, the trimming and sewing auxiliary device further includes a mounting frame 4, the mounting frame 4 is disposed on the bottom plate 11, and a connection groove is formed in the mounting frame 4. In the embodiment, the mounting frame 4 is welded at the bottom of the bottom plate 11, a strip-shaped connecting groove is formed in the mounting frame 4, and screws can be used for penetrating through the connecting groove to be fixed on the operating platform, so that the binding stitching auxiliary device is fixed; specifically, the mounting frame 4 is located on the left side and the right side of the bottom plate 11 and is provided with connecting grooves, so that the binding stitching auxiliary device is fixed more stably.

Further, as shown in fig. 3, a supporting plate 131 is disposed on the inner-roll side plate 13, a receiving groove 132 is formed between the supporting plate 131 and the inner-roll side plate 13, two sides of the cloth strip 100 are located in the receiving groove 132, and two sides of the cloth strip 100 are abutted against the upper surface of the supporting plate 131. In this embodiment, the inner-rolled side plates 13 are rolled up from two sides to the middle, and since the cloth strip 100 is made of soft material, the cloth strip 100 will deform along the inner-rolled side plates 13 under the extrusion of the inner-rolled side plates 13, and two side portions of the cloth strip 100 will be folded up finally, the supporting plate 131 can abut against the lower side of the cloth strip 100 to support the cloth strip 100 (in fig. 3, the supporting plate 131 and the cloth strip 100 are separated and not abutted, so as to facilitate checking the internal structure); during sewing, the needle head and the presser foot of the sewing machine push-pull the cloth strip 100 move in the accommodating groove 132, and the accommodating groove 132 plays a role in carding and guiding the cloth strip 100, so that the cloth strip 100 can be sewn more straighter, and the aesthetic property of the ready-made garment is improved.

Specifically, as shown in fig. 1 and 3, the elastic pressing plate 14 extends to the second end, a hemming channel is formed between the elastic pressing plate 14 and the inner-coil side plate 13, two sides of the cloth strip 100 enter the accommodating groove 132 through the hemming channel, and two sides of the cloth strip 100 are abutted against the side edges of the elastic pressing plate 14. In this embodiment, one end of the elastic pressing plate 14 is integrally connected with the top plate 12, and the other end of the elastic pressing plate 14 extends toward the second end, so as to ensure that the elastic band 200 and the cloth strip 100 can still keep a straight state when extending from the second end; the two sides of the cloth strip 100 are rolled up from the two sides of the elastic pressing plate 14 to the middle under the extrusion of the inner rolling side plates 13, and as the elastic pressing plate 14 extends to the second end part, the middle of the cloth strip 100 and the elastic band 200 can be prevented from rising upwards, and then the two sides of the cloth strip 100 can enter the accommodating groove 132 to form two-side wrapping edges on the elastic band 200 by being matched with the hemming channel between the elastic pressing plate 14 and the two-side inner rolling side plates 13.

Specifically, as shown in fig. 1, the elastic pressing plate 14 is provided with a strip-shaped through groove 141. In this embodiment, the elastic pressing plate 14 is provided with a strip-shaped through groove 141, so that a worker can observe whether the elastic band 200 below is straight or not, thereby facilitating timely adjustment.

Further, as shown in fig. 1, the inner wrap side plates 13 extend from the first end to the second end, and the inner wrap side plates 13 on both sides gradually approach in the first direction. Specifically, the distance of the both side inner roll side plates 13 is gradually reduced in the first direction, and a tapered passage space is formed inside, thereby enabling a worker to more smoothly pass the cloth strip 100 in the hemmer 1, avoiding the occurrence of bending and wrinkling.

Further, the bottom plate 11 and the inner wrap side plate 13 are integrally formed. Specifically, the bottom plate 11 and the inner-winding side plate 13 are a whole metal plate, the edge portion of the metal plate is rolled inwards to form the inner-winding side plate 13, the inner-winding side plate 13 is not required to be additionally connected to the bottom plate 11, the inner-winding side plate 13 and the bottom plate 11 which are integrally formed are connected smoothly, the cloth strip 100 is convenient to roll along the inner-winding side plate 13, and reliability is improved.

The application method of the binding sewing auxiliary device provided in this embodiment is approximately as follows:

first, a worker stacks the elastic band 200 on the cloth strip 100 and puts it together from the first end into the first passage, pressing the elastic pressing plate 14 against the elastic band 200; specifically, the worker places the elastic band 200 on the cloth strip 100 and penetrates both into the first passing path between the top plate 12 and the bottom plate 11; the elastic pressure plate 14 is then pressed against the elastic band 200 so that the elastic band 200 and the cloth strip 100 remain flat.

Then the worker stretches the elastic band 200 and the cloth strip 100, so that the cloth strip 100 is rolled up inwards from both sides under the pressing force of the inner roll side plate 13 and is abutted against the elastic band 200 at the second end; specifically, the worker continues to thread the cloth strip 100 and the elastic band 200 in the hemmer 1 and presses the cloth strip 100 against the inner roll side plates 13 on both sides, at which time both sides of the cloth strip 100 are rolled up in an inward arc shape and are abutted down on the elastic band 200 at the second end of the bottom plate 11, thereby forming a cloth strip hemming at the elastic band 200.

Finally, adjusting the tightness of the elastic band 200 entering the first through passage by using the tightening assembly 2, and starting the sewing machine to stitch the cloth strip 100 and the elastic band 200 from the second end; specifically, a worker can adjust the tightness of the elastic band 200 entering the hemmer 1 using the tightening assembly 2 so that the tightness of the elastic band 200 meets the actual clothing requirements; since the second end is aligned with the needle of the sewing machine, the worker then uses the sewing machine to stitch the cloth strip 100 and the elastic band 200 extending from the second end and simultaneously stitch the two to the prepared cloth piece, thereby completing the hemming stitch of the elastic band 200 of the garment.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The trimming and sewing auxiliary device is characterized by comprising:

a hemmer (1), wherein the hemmer (1) comprises a bottom plate (11), a top plate (12), an inner-winding side plate (13) and an elastic pressing plate (14), the bottom plate (11) is provided with a first end and a second end, the top plate (12) is arranged at the first end, and the second end is aligned with a needle of a sewing machine; a first passage is formed between the top plate (12) and the bottom plate (11), and is used for passing through the cloth strips (100) and the elastic bands (200) which are stacked; the inner-coil side plates (13) are arranged on the bottom plate (11), and the inner-coil side plates (13) are propped against the cloth strip (100) from two sides so that the two sides of the cloth strip (100) are rolled inwards and are abutted against the elastic band (200) at the second end part; the elastic pressing plate (14) is arranged on the top plate (12), and the elastic pressing plate (14) is elastically pressed against the elastic band (200);

the tightening assembly (2) is connected with the top plate (12), and the tightening assembly (2) is used for adjusting tightness of the elastic band (200) entering the first passing channel.

2. The trimming stitching aid according to claim 1, wherein the tightening assembly (2) comprises a pass-through tube (21) and an adjusting bolt (22) arranged on the pass-through tube (21), the pass-through tube (21) having an inlet for penetrating the elastic band (200) and an outlet aligned with the first pass-through channel, the inner wall of the pass-through tube (21) being in abutment with the elastic band (200), the end of the adjusting bolt (22) being pressed against the elastic band (200).

3. The trimming seam assist device according to claim 2, characterized in that the adjusting bolts (22) are provided with two in the width direction of the elastic band (200).

4. The hemming seam assist device according to claim 1 further comprising a serpentine mount (3) provided on the tightening assembly (2), the elastic band (200) being threaded in the serpentine mount (3), the serpentine mount (3) being adapted to limit movement of the elastic band (200) in a direction perpendicular to the length.

5. The binding sewing auxiliary device according to claim 1, further comprising a mounting frame (4), wherein the mounting frame (4) is disposed on the base plate (11), and a connecting slot is formed in the mounting frame (4).

6. The trimming and sewing auxiliary device according to claim 1, wherein a supporting plate (131) is provided on the inner-winding side plate (13), a receiving groove (132) is formed between the supporting plate (131) and the inner-winding side plate (13), two sides of the cloth strip (100) are located in the receiving groove (132), and two sides of the cloth strip (100) are abutted against an upper surface of the supporting plate (131).

7. The hemming-stitch assist device as recited in claim 6, wherein the elastic pressing plate (14) extends to the second end, a hemming passage is formed between the elastic pressing plate (14) and the inner-roll side plate (13), both sides of the cloth strip (100) enter the accommodating groove (132) through the hemming passage, and both sides of the cloth strip (100) abut against the side edges of the elastic pressing plate (14).

8. The trimming and sewing auxiliary device according to claim 7, wherein the elastic pressing plate (14) is provided with a strip-shaped through groove (141).

9. The hemming seam assist device according to claim 1, wherein the inner wrap side plates (13) extend from the first end to the second end, the inner wrap side plates (13) on both sides gradually approaching in a first direction.

10. The hemming seam assist device according to any of claims 1 to 9 wherein the bottom panel (11) and the inner wrap side panel (13) are integrally formed.