Auxiliary folder for sewing edge strip of rope adding sprue

Abstract

The utility model discloses an auxiliary folder for edging sewing of a rope adding sprue, and relates to the technical field of sewing, the auxiliary folder comprises a folder and a rope adding guide plate, the folder is formed by bending a pair of sides of a stainless steel sheet towards the same side, the width of the bending part of the folder gradually changes from narrow to wide from one end to the other end, and the rope adding guide plate is arranged on the folder. The distance between the two bent parts of the folder is gradually changed from wide to narrow from the narrow side to the wide side of the bent parts, the end, with the wide distance, of the two bent parts is an input end, and the rope adding guide plate is arranged on the bent sides of the bent parts of the folder and inclines towards the side, close to the folder, of the folder in the guide direction of the folder. The pulling cylinder is arranged, the pulling cylinder is of a structure with the wide input end and the narrow output end, the edge pulling strip can be automatically guided and folded into a double-layer structure after penetrating through the pulling cylinder, sewing can be directly conducted without manual folding, and when a rope needs to be additionally arranged in the middle of the edge pulling strip, the rope penetrates through the portion between the double-layer edge pulling strip from the output end of the pulling cylinder, and automatic filling of the rope can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewing, in particular to an auxiliary pull tube for sewing with a cord and edge strip. Background Art

[0002] The hem strip is also called piping tape, mother-and-child tape, lace webbing rope, etc. It is a tape fabric used for piping wool blankets, acrylic blankets, etc. It has good wear resistance, smooth hand feel, and bright color. It can play the role of piping and decoration for blankets, acrylic blankets, etc. The hem strip is made by folding the woven tape into a double-layer structure and then sewing it. When sewing, the woven tape is taken and folded manually, and sewn while folding, and the processing efficiency is low. In addition, some hem strips need to be added with ropes to improve product quality. The rope is placed between the double-layer woven tapes for sewing. When sewing the roped hem strips, it is necessary to take the woven tape in one hand and the rope in the other hand, and fold and smooth the woven tape for sewing. The operation of this product is more cumbersome and the processing efficiency is lower.

[0003] Therefore, it is necessary to invent a kind of auxiliary pull tube for sewing with rope-added edge strip to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a sewing auxiliary pull tube with a corded edge strip to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rope-added hem strip sewing auxiliary pull cylinder, comprising a pull cylinder and a rope-added guide plate, the pull cylinder is formed by a pair of sides of a stainless steel sheet being bent toward the same side, the width of the bent portion of the pull cylinder gradually changes from narrow to wide from one end to the other end, the spacing between the two bent portions of the pull cylinder gradually changes from wide to narrow from the narrow side to the wide side of the bent portion, the end with the wider spacing between the two bent portions is the input end, the rope-added guide plate is arranged on the bending side of the bent portion of the pull cylinder, and is inclined toward the side close to the pull cylinder along the guiding direction of the pull cylinder, the rope-added guide plate is fixedly connected to connecting rods on both sides of the bent portion of the pull cylinder, and the other end of the connecting rod is fixedly connected to the outer side of the bent portion of the pull cylinder.

[0006] Optionally, the two bent parts of the pull cylinder are arranged at the upper and lower sides, and a smooth flat plate is fixedly connected to the bottom of one side of the pull cylinder where no rope guide plate is provided, and the smooth flat plate is arranged horizontally.

[0007] Optionally, the pull cylinder is provided with a first fixed plate fixedly connected to the bottom of one side of the rope guide plate, the first fixed plate is horizontally arranged, and two parallel first strip grooves are opened on the first fixed plate. The length direction of the first strip groove is perpendicular to the guide of the pull cylinder, and the first strip groove passes through the first fixed plate in the thickness direction.

[0008] Optionally, a second fixing plate is further included, wherein the second fixing plate is provided with two parallel second strip grooves, the second strip grooves do not penetrate the second fixing plate in the thickness direction, a plurality of screw holes are provided in the second strip grooves along the thickness direction, the plurality of screw holes are arranged in an array along the length direction of the second strip grooves, the second fixing plate is placed on the lower side of the first fixing plate, and the length direction of the second strip grooves is parallel to the guide of the pull tube.

[0009] Optionally, it also includes a plurality of screws, which are threadedly connected to the screw holes and are used to fix the first fixing plate or the second fixing plate respectively.

[0010] Optionally, an arc-shaped plate is provided at the input end of the rope-adding guide plate, and the arc-shaped plate is formed by bending the input end of the rope-adding guide plate.

[0011] Optionally, the two side edges of the rope adding guide plate connected to the connecting rod are bent toward the opposite side of the curved plate to form a limiting side edge, the limiting side edge of the rope adding guide plate is arranged close to one side of the pull tube, and the connecting rod is connected to the outer side of the limiting side edge of the rope adding guide plate.

[0012] Technical effects and advantages of the utility model:

[0013] The utility model provides a pull cylinder with a structure that is wide at the input end and narrow at the output end. After the edge strip passes through the pull cylinder, it can be automatically guided and folded into a double-layer structure, and can be directly sewn without manual folding. When a rope needs to be added to the middle of the edge strip, the rope is passed through the output end of the pull cylinder and placed between the double-layer edge strips to realize automatic filling of the rope. A rope adding guide plate is provided on the inner side of the pull cylinder to guide the entry of the rope, thereby improving the stability of the rope entry, reducing the number of times of manual straightening for the entry of the rope and reducing the probability of the rope running off track. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the vertical structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the pull tube structure of the utility model.

[0016] Figure 3 This is a schematic diagram of the structure of the rope-added guide plate of the utility model.

[0017] Figure 4 This is a schematic diagram of the installation structure of the fixed plate of the utility model.

[0018] In the figure: 1, pull cylinder; 2, rope guide plate; 3, connecting rod; 4, smooth flat plate; 5, first fixed plate; 6, second fixed plate; 7, first strip groove; 8, second strip groove; 9, screw hole; 10, screw; 11, curved plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "set", "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection; it can be a mechanical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] The utility model provides Figure 1-4 The sewing auxiliary pull cylinder with a rope and a hem strip shown in the figure comprises a pull cylinder 1, a rope guide plate 2, a smooth flat plate 4, a first fixing plate 5 and a second fixing plate 6;

[0024] The pull tube 1 is formed by bending a pair of sides of a stainless steel sheet toward the same side. The width of the bent portion of the pull tube 1 gradually changes from narrow to wide from one end to the other end. The distance between the two bent portions of the pull tube 1 gradually changes from wide to narrow from the narrow side to the wide side of the bent portion. The end with the wide distance between the two bent portions is the input end, so that the ridge strip enters in a sheet shape and outputs a double-layer folding structure, realizing automatic folding of the ridge strip.

[0025] The rope adding guide plate 2 is a stainless steel sheet, and an arc plate 11 is provided at one end, which is formed by bending the end of the rope adding guide plate 2. A pair of sides of the rope adding guide plate 2 that are not bent by the arc plate 11 are bent to the same side to form a limiting side edge, and are bent to the opposite side of the bending of the arc plate 11. The rope adding guide plate 2 is arranged on the bending side of the bending part of the pull tube 1, and the limiting side edge of the rope adding guide plate 2 is arranged close to the side of the pull tube 1. The end of the rope adding guide plate 2 with the arc plate 11 is located on the side close to the input end of the pull tube 1, and the rope adding guide plate 2 is close to the pull tube 1 along the guiding direction of the pull tube 1. One side is tilted to form a shape in which the distance between the input end of the rope adding guide plate 2 and the pull cylinder 1 gradually decreases to the distance between the output end and the pull cylinder 1. The outer sides of the two limiting sides of the rope adding guide plate 2 are welded with connecting rods 3, and the other end of the connecting rod 3 is welded to the outer side of the bent part of the pull cylinder 1, so that a gap is left between the part of the rope adding guide plate 2 located in the pull cylinder 1 and the bent part of the pull cylinder 1, which does not affect the normal adhesion of the ridge strip to the inner wall of the pull cylinder 1. The rope adding guide plate 2 is used for limiting the guidance of the rope added in the ridge strip, so that the rope can stably enter between the double-layer ridge strips;

[0026] The pull tube 1 is placed at the upper and lower sides with two bent parts, the input end faces forward and the output end faces backward. A smooth flat plate 4 is welded to the bottom of one side of the pull tube 1 where the rope guide plate 2 is not provided. The smooth flat plate 4 is horizontally arranged and is used for smooth pushing of the fabric when the hem strip is sewn with other fabrics.

[0027] The pull tube 1 is provided with a first fixing plate 5 welded to the bottom of one side of the rope-adding guide plate 2, the first fixing plate 5 is horizontally arranged, and two parallel first strip grooves 7 are opened on the first fixing plate 5, the length direction of the first strip groove 7 is perpendicular to the guide of the pull tube 1, and the first strip groove 7 penetrates the first fixing plate 5 in the thickness direction; the second fixing plate 6 is provided with two parallel second strip grooves 8, the second strip groove 8 does not penetrate the second fixing plate 6 in the thickness direction, and a plurality of screw holes 9 are opened in the second strip groove 8 along its thickness direction, and the plurality of screw holes 9 are arranged in an array along the length direction of the second strip groove 8. The second fixing plate 6 is placed on the lower side of the first fixing plate 5, and the length direction of the second strip groove 8 is parallel to the guide of the pull tube 1, and also includes a plurality of screws 10, which are threadedly connected to the screw holes 9, and are respectively used for fixing the first fixing plate 5 or the second fixing plate 6, and a positioning screw hole is opened on the sewing machine workbench, and the second fixing plate 6 passes through the screw hole at the end of the second strip groove 8. 9, and is fixed on the sewing machine workbench with screws 10, four screws 10 are set at the four intersections of the first strip groove 7 and the second strip groove 8, the screws 10 pass through the first strip groove 7 and are connected and fastened with the screw holes 9 in the second strip groove 8 to fix the first fixed plate 5, thereby realizing the positioning of the pull tube 1 and the smooth flat plate 4, the first fixed plate 5 is adjusted laterally through the first strip groove 7 to realize the position adjustment of the pull tube 1, which is used for adjusting different sewing positions of the edge strip, and after adjustment, the sewing position of the edge strip to be sewn corresponds to the front and back of the sewing mechanism of the sewing machine, the first fixed plate 5 is adjusted forward and backward, and the four screws 10 are connected with different screw holes 9 to realize the adjustment of the distance between the output end of the pull tube 1 and the sewing mechanism of the sewing machine, which is used for different operators to sew, and the optimal length of the distance between the output end of the pull tube 1 and the sewing mechanism of the sewing machine is adjusted, and the adaptation of the first fixed plate 5 and the second fixed plate 6 improves the flexibility of the installation and position adjustment of the pull tube 1, reduces the guide defects and improves the sewing comfort.

[0028] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sewing auxiliary pull tube with a cord and a hem strip, characterized in that: The invention comprises a pull tube (1) and a rope-adding guide plate (2), wherein the pull tube (1) is formed by bending a pair of sides of a stainless steel sheet toward the same side, the width of the bent portion of the pull tube (1) gradually changes from narrow to wide from one end to the other end, the spacing between the two bent portions of the pull tube (1) gradually changes from wide to narrow from the narrow side to the wide side of the bent portion, the end with the wider spacing between the two bent portions being the input end, the rope-adding guide plate (2) being arranged on the bent side of the bent portion of the pull tube (1) and being inclined toward the side close to the pull tube (1) along the guiding direction of the pull tube (1), the rope-adding guide plate (2) being fixedly connected to connecting rods (3) on both sides of the bent portion close to the pull tube (1), the other end of the connecting rod (3) being fixedly connected to the outer side of the bent portion of the pull tube (1).

2. The auxiliary pull cylinder for sewing a corded edge strip according to claim 1, characterized in that: The two bent parts of the pull tube (1) are arranged at the upper and lower sides, and a smooth flat plate (4) is fixedly connected to the bottom of one side of the pull tube (1) where the rope guide plate (2) is not provided, and the smooth flat plate (4) is arranged horizontally.

3. The auxiliary pull cylinder for sewing a corded edge strip according to claim 2, characterized in that: The pull cylinder (1) is provided with a rope-adding guide plate (2) on one side of which a first fixing plate (5) is fixedly connected to the bottom. The first fixing plate (5) is arranged horizontally and has two parallel first strip grooves (7) arranged on the first fixing plate (5). The length direction of the first strip grooves (7) is perpendicular to the guide of the pull cylinder (1), and the first strip grooves (7) penetrate the first fixing plate (5) in the thickness direction.

4. The auxiliary pull cylinder for sewing a hem with a cord according to claim 3, characterized in that: It also includes a second fixing plate (6), on which two second strip grooves (8) are arranged in parallel, and the second strip grooves (8) do not penetrate the second fixing plate (6) in the thickness direction, and the second strip grooves (8) are provided with a plurality of screw holes (9) along the thickness direction thereof, and the plurality of screw holes (9) are arranged in an array along the length direction of the second strip grooves (8), and the second fixing plate (6) is placed on the lower side of the first fixing plate (5), and the length direction of the second strip grooves (8) is parallel to the guide of the pull tube (1).

5. The auxiliary pull cylinder for sewing a hem with a cord according to claim 4, characterized in that: It also includes a plurality of screws (10), which are threadedly connected to the screw holes (9) and are used to fix the first fixing plate (5) or the second fixing plate (6) respectively.

6. The auxiliary pull cylinder for sewing a corded edge strip according to claim 1, characterized in that: The input end of the rope adding guide plate (2) is provided with an arc-shaped plate (11), and the arc-shaped plate (11) is formed by bending the input end of the rope adding guide plate (2).

7. The auxiliary pull cylinder for sewing a hem with a cord according to claim 6, characterized in that: The two side edges of the rope adding guide plate (2) connected to the connecting rod (3) are bent toward the opposite side of the curved plate (11) to form limiting side edges. The limiting side edges of the rope adding guide plate (2) are arranged close to one side of the pull tube (1), and the connecting rod (3) is connected to the outer side of the limiting side edges of the rope adding guide plate (2).

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