Winding device for sewing thread

Abstract

The utility model discloses a winding device for sewing threads, which relates to the technical field of winding devices for sewing threads and comprises a base, two first U-shaped plates are fixedly mounted at the top of the base, supporting plates are fixedly mounted at the tops of the two first U-shaped plates, and rotating motors are fixedly mounted on the outer sides of the two supporting plates. According to the device, by pulling a handle, a reset spring extends, meanwhile, an arc-shaped plate fixedly connected with a second U-shaped plate is driven to move along with the handle, an extrusion plate slidably connected with the arc-shaped plate is driven to move along with the handle, and when the extrusion plate makes contact with a baffle, the handle continues to be pulled, so that the baffle extrudes the extrusion plate; the cutting knife fixedly connected to the top end of the sliding rod moves in the direction close to the cutting column, so that the sewing thread is cut, the sewing thread is lengthened, the sewing thread is conveniently connected with a next winding shaft after being cut, and then after a handle is loosened, resetting can be achieved due to resetting of a reset spring and an extrusion spring.

Description

Technical Field

[0001] The utility model relates to the technical field of sewing thread winding devices, in particular to a sewing thread winding device. Background Art

[0002] Sewing thread is the thread needed for knitted clothing products. It can be divided into three categories according to the raw materials: natural fiber sewing thread, synthetic fiber sewing thread and mixed sewing thread. With the development of the polyester industry, more and more sewing threads are made of pure polyester fiber. In the production process of sewing thread, a winding device is needed to wind and cut the sewing thread.

[0003] The prior art discloses a patent with publication number CN216997049U, which can pull the sewing thread by setting a traction device, so that the winding device can pull the sewing thread without stacking and is easy to disassemble the roller. However, after the winding is completed, the sewing thread needs to be cut first, and the thread end needs to be stretched after cutting so that the thread end can be connected to the roller before the next winding. Since the thread end is thin, it is difficult to pull it by hand. Therefore, the present application discloses a winding device for sewing thread to meet people's needs. Utility Model Content

[0004] The purpose of the present application is to provide a winding device for sewing thread to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a winding device for sewing thread, comprising a base, two U-shaped plates 1 are fixedly installed on the top of the base, support plates are fixedly installed on the tops of the two U-shaped plates 1, rotating motors are fixedly installed on the outer sides of the two support plates, the output ends of the two rotating motors respectively penetrate the side parts of the two support plates and are both installed with winding mechanisms, two sliding mechanisms are arranged on the sides of the two U-shaped plates 1 close to each other, a wire pulling cutting mechanism is installed on the two sliding mechanisms, and a guiding mechanism and a clamping mechanism are arranged on the top of the base; the wire pulling cutting mechanism comprises a cutting column and an arc plate, a knife groove is opened on the side of the arc plate, a cutting knife is slidably installed in the knife groove, two sliding rods are fixedly installed on the side of the cutting knife, two guide holes are opened on the inner wall of the knife groove, one end of the two sliding rods respectively penetrates the two guide holes and is fixedly installed with an extrusion plate.

[0006] Preferably, the sliding mechanism includes a sliding groove opened on the opposite sides of the two U-shaped plates, and two sliders are slidably installed in the two sliding grooves. A slide plate is fixedly installed on one end of the two slides away from the U-shaped plate, and the two side portions of the cutting column and the arc plate are respectively fixedly installed on the sides of the two slides close to each other.

[0007] Preferably, the guide mechanism comprises a support column fixedly mounted on the top of the base, a telescopic cylinder is fixedly mounted on the side of the support column, and an output end of the telescopic cylinder passes through the support column and is fixedly mounted with a ring.

[0008] Preferably, the wire pulling cutting mechanism includes two extrusion springs fixedly mounted on the side of the extrusion plate, the two extrusion springs are respectively sleeved on the two sliding rods, the sides of the two extrusion springs away from the extrusion plate are fixedly mounted on the sides of the arc plate, a U-shaped plate 2 is fixedly mounted on the side of the arc plate, two telescopic rods are fixedly mounted on the side of the U-shaped plate 2 close to the extrusion plate, a baffle is fixedly mounted on one end of the two telescopic rods away from the U-shaped plate 2, two return springs are fixedly mounted on the side where the baffle and the sliding rod are close to each other, the two return springs are respectively sleeved on the two telescopic rods, a baffle base is fixedly mounted on the bottom of the baffle, and the baffle base is fixedly mounted on the top of the base, a cutting groove is opened on the cutting column, and the size and position of the cutting groove correspond to the cutting knife, and the position of the baffle and the extrusion plate corresponds.

[0009] Preferably, the clamping mechanism includes a U-shaped plate three fixedly mounted on the top of the base, two opposite inner side walls of the U-shaped plate three are provided with sliding grooves, a U-shaped plate four is slidably mounted in the two sliding grooves, two inner walls of the U-shaped plate four close to each other and two opposite inner walls of the U-shaped plate three are rotatably mounted with rollers, a stud is rotatably mounted on the top of the U-shaped plate four, a threaded hole is provided on the top of the U-shaped plate three, the stud is threadedly mounted in the threaded hole, and a knob is fixedly connected to the top of the stud.

[0010] Preferably, the winding mechanism comprises a fixing plate fixedly mounted on the output ends of the two rotating motors, and a winding shaft is detachably mounted on one side of the two fixing plates close to each other.

[0011] Preferably, a handle is fixedly mounted on the outer side of the second U-shaped plate.

[0012] The utility model discloses a winding device for sewing thread, which has the following beneficial effects:

[0013] In the utility model, by pulling the handle, the reset spring is extended, and at the same time, the arc plate fixedly connected to the second U-shaped plate is driven to move, and the extrusion plate slidably connected to the arc plate also moves accordingly. When the extrusion plate contacts the baffle plate, the handle is continuously pulled to cause the baffle plate to squeeze the extrusion plate, and the cutting knife fixedly connected to the top of the slide rod moves in a direction close to the cutting column, thereby cutting the sewing thread, thereby stretching the sewing thread, making it convenient to connect the next winding shaft after cutting, and then after releasing the handle, the reset spring and the extrusion spring are restored to achieve reset. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 This is a schematic diagram of the first viewing angle in the embodiment of the present application;

[0016] Figure 2 This is a schematic diagram of a second viewing angle in the embodiment of the present application;

[0017] Figure 3 This is a schematic diagram of a third viewing angle in the embodiment of the present application;

[0018] Figure 4 for Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 5 for Figure 2 The enlarged structural diagram at B in the middle;

[0020] Figure 6 This is a cross-sectional view of the connection between the cutting column, the slide plate, the curved plate, the cutting knife, and the slide rod in the embodiment of the present application;

[0021] In the figure: 1. base; 2. U-shaped plate 1; 3. support plate; 4. rotating motor; 5. fixed plate; 6. winding shaft; 7. slide plate; 8. arc plate; 9. slide bar; 10. baffle; 11. extrusion plate; 12. reset spring; 13. baffle base; 14. U-shaped plate 2; 15. handle; 16. cutting column; 17. slider; 18. U-shaped plate 3; 19. roller; 20. U-shaped plate 4; 21. stud; 22. knob; 23. support column; 24. telescopic cylinder; 25. ring; 26. cutting knife; 27. telescopic rod; 28. extrusion spring. DETAILED DESCRIPTION

[0022] 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.

[0023] Example: Reference Figure 1-6The sewing thread winding device comprises a base 1, characterized in that: two U-shaped plates 2 are fixedly installed on the top of the base 1, support plates 3 are fixedly installed on the tops of the two U-shaped plates 2, rotating motors 4 are fixedly installed on the outer sides of the two support plates 3, the output ends of the two rotating motors 4 respectively penetrate the sides of the two support plates 3 and are both installed with winding mechanisms, two sliding mechanisms are arranged on the sides of the two U-shaped plates 2 close to each other, a wire-pulling cutting mechanism is installed on the two sliding mechanisms, and a guiding mechanism and a clamping mechanism are arranged on the top of the base 1; the wire-pulling cutting mechanism comprises a cutting column 16 and an arc plate 8, a knife groove is opened on the side of the arc plate 8, a cutting knife 26 is slidably installed inside the knife groove, two sliding rods 9 are fixedly installed on the side of the cutting knife 26, two guide holes are opened on the inner wall of the knife groove, one end of the two sliding rods 9 respectively penetrates the two guide holes and a squeezing plate 11 is fixedly installed.

[0024] By means of the above structure: the sewing thread is passed through the cutting column 16 and the curved plate 8 and then connected to the winding mechanism. After the sewing thread is wound up, the cutting column 16 and the curved plate 8 are moved, so that the sewing thread is stretched for later connection. At the same time, the cutting knife 26 fixedly connected to the top of the sliding rod 9 moves toward the direction close to the cutting column 16, so as to cut the sewing thread for easy use.

[0025] like Figure 1 , Figure 5 The sliding mechanism comprises a slide groove opened at the opposite sides of the two U-shaped plates 2, two sliders 17 are slidably installed in the two slide grooves, a slide plate 7 is fixedly installed at one end of the two slide blocks 17 away from the U-shaped plate 2, and the cutting column 16 and the two sides of the arc plate 8 are respectively fixedly installed on the sides of the two slide plates 7 close to each other. When the handle 15 is pulled, the sliders 17 fixedly installed on both sides of the slide plate 7 fixedly connected to the arc plate 8 can slide in the slide grooves set inside the U-shaped plate 2.

[0026] like Figure 3 As shown, the guide mechanism includes a support column 23 fixedly mounted on the top of the base 1, a telescopic cylinder 24 is fixedly mounted on the side of the support column 23, and the output end of the telescopic cylinder 24 passes through the support column 23 and is fixedly mounted with a ring 25. By starting the telescopic cylinder 24, the ring 25 moves back and forth, so that the sewing thread moves back and forth, so that it is evenly wound.

[0027] like Figure 2 , Figure 4As shown, the wire cutting mechanism includes two extrusion springs 28 fixedly mounted on the side of the extrusion plate 11, the two extrusion springs 28 are respectively sleeved on the two slide bars 9, the two extrusion springs 28 are fixedly mounted on the side of the arc plate 8 away from the extrusion plate 11, the side of the arc plate 8 is fixedly mounted with a U-shaped plate 14, the side of the U-shaped plate 14 close to the extrusion plate 11 is fixedly mounted with two telescopic rods 27, the ends of the two telescopic rods 27 away from the U-shaped plate 14 are fixedly mounted with a baffle 10, the side of the baffle 10 and the slide bar 9 close to each other is fixedly mounted with two return springs 12, the two return springs 12 are respectively sleeved on the two telescopic rods 27, the bottom of the baffle 10 is fixedly mounted with a baffle base 13, the baffle base 13 is fixedly mounted on the top of the base 1, a cutting groove is opened on the cutting column 16, and the size and position of the cutting groove correspond to the cutting knife 26, and the positions of the baffle 10 and the extrusion plate 11 correspond. When cutting, the handle 15 is pulled to move the cutting knife 26 fixedly connected to the top of the slide rod 9 toward the cutting column 16, thereby cutting the sewing thread, thereby stretching the sewing thread to facilitate connecting the next winding shaft 6 after cutting. Then, after releasing the handle 15, reset can be achieved due to the recovery of the reset spring 12 and the extrusion spring 28.

[0028] like Figure 3 As shown, the pressing mechanism includes a U-shaped plate 3 18 fixedly mounted on the top of the base 1, two opposite inner side walls of the U-shaped plate 3 18 are provided with slide grooves, and a U-shaped plate 4 20 is slidably mounted in the two slide grooves, and rollers 19 are rotatably mounted on the two inner walls of the U-shaped plate 4 20 that are close to each other and the two opposite inner walls of the U-shaped plate 3 18, and a stud 21 is rotatably mounted on the top of the U-shaped plate 4 20, and a threaded hole is provided on the top of the U-shaped plate 3 18, and the stud 21 is threadedly mounted in the threaded hole, and a knob 22 is fixedly connected to the top of the stud 21. When the knob 22 is turned, the stud 21 fixedly connected to the knob 22 rotates accordingly, and drives the U-shaped plate 4 20 rotatably connected to the bottom end of the stud 21 to move downward, so that the two rollers 19 are close to each other to press the sewing thread, and an elastic sleeve is provided on the outer side of the roller 19, and the sewing thread is tensioned by the elastic sleeve.

[0029] like Figure 1 As shown, the winding mechanism includes a fixed plate 5 fixedly mounted on the output ends of two rotating motors 4, and a winding shaft 6 is detachably mounted on one side of the two fixed plates 5 close to each other. The winding can be started by starting the two rotating motors 4.

[0030] like Figure 2 As shown, a handle 15 is fixedly installed on the outer side of the U-shaped plate 14 , and the handle 15 is provided to facilitate pulling the U-shaped plate 14 .

[0031] Working principle: When preparing to rewind, first pass the sewing thread through the circular hole of the ring 25, then through the gap between the two rollers 19, and finally through the gap between the arc plate 8 and the cutting column 16 from the bottom and connect to the rewinding shaft 6, then turn the knob 22, and the stud 21 fixedly connected to the knob 22 will rotate accordingly, and drive the U-shaped plate 20 rotatably connected to the bottom end of the stud 21 to move downward, so that the two rollers 19 are close to each other to compress the sewing thread, and an elastic sleeve is provided on the outer side of the roller 19, and the sewing thread is tensioned by the elastic sleeve, and then the rotating motor 4 is started, so that the fixed plate 5 fixed at the output end of the rotating motor 4 rotates and drives the rewinding shaft 6 to rotate, thereby starting the rewinding, and after the rewinding is completed, pull the handle 15 to extend the reset spring 12, and at the same time drive the U-shaped plate 2 14 fixedly connected to the handle 15 to move, and the arc plate 8 fixedly connected to the U-shaped plate 2 14 moves accordingly. At the same time, the sliders 17 fixedly installed on both sides of the slide plate 7 fixedly connected to the arc plate 8 slide in the slide grooves set inside the U-shaped plate 2, and the extrusion plate 11 slidably connected to the arc plate 8 also moves accordingly. When the extrusion plate 11 contacts the baffle 10, the handle 15 is continued to be pulled to make the baffle 10 squeeze the extrusion plate 11, so that the slide bar 9 fixedly connected to the extrusion plate 11 slides relative to the arc plate 8, and the extrusion spring 28 sleeved on the slide bar 9 is compressed. At the same time, the cutting knife 26 fixedly connected to the top of the slide bar 9 moves in the direction close to the cutting column 16, thereby cutting the sewing thread, thereby stretching the sewing thread, which is convenient for connecting the next winding shaft 6 after cutting. Then, after releasing the handle 15, the reset spring 12 and the extrusion spring 28 are restored to reset, and the ring 25 is moved back and forth by starting the telescopic cylinder 24, so that the sewing thread moves back and forth, so that it is evenly wound.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is 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 thread winding device, comprising a base (1), characterized in that: Two U-shaped plates (2) are fixedly mounted on the top of the base (1), support plates (3) are fixedly mounted on the tops of the two U-shaped plates (2), rotating motors (4) are fixedly mounted on the outer sides of the two supporting plates (3), the output ends of the two rotating motors (4) respectively penetrate the sides of the two supporting plates (3) and are both equipped with winding mechanisms, two sliding mechanisms are arranged on the sides of the two U-shaped plates (2) close to each other, and wire-pulling cutting mechanisms are installed on the two sliding mechanisms, and a guiding mechanism and a pressing mechanism are arranged on the top of the base (1); The wire-pulling cutting mechanism comprises a cutting column (16) and an arc-shaped plate (8), a knife groove is provided on the side of the arc-shaped plate (8), a cutting knife (26) is slidably installed inside the knife groove, two sliding rods (9) are fixedly installed on the side of the cutting knife (26), two guide holes are provided on the inner wall of the knife groove, one end of the two sliding rods (9) respectively passes through the two guide holes and is fixedly installed with an extrusion plate (11).

2. A sewing thread winding device according to claim 1, characterized in that: The sliding mechanism comprises a sliding groove opened on the opposite side of the two U-shaped plates (2), two sliding blocks (17) are slidably installed in the two sliding grooves, a slide plate (7) is fixedly installed on one end of the two slide blocks (17) away from the U-shaped plate (2), and the two side portions of the cutting column (16) and the arc plate (8) are respectively fixedly installed on the side portions of the two slide plates (7) close to each other.

3. A sewing thread winding device according to claim 1, characterized in that: The guide mechanism comprises a support column (23) fixedly mounted on the top of the base (1), a telescopic cylinder (24) fixedly mounted on the side of the support column (23), and an output end of the telescopic cylinder (24) passes through the support column (23) and is fixedly mounted with a ring (25).

4. A sewing thread winding device according to claim 1, characterized in that: The wire-pulling cutting mechanism comprises two extrusion springs (28) fixedly mounted on the side of the extrusion plate (11), the two extrusion springs (28) being respectively sleeved on the two sliding bars (9), the two extrusion springs (28) being fixedly mounted on the side of the arc-shaped plate (8) away from the side of the extrusion plate (11), the side of the arc-shaped plate (8) being fixedly mounted with a second U-shaped plate (14), the side of the second U-shaped plate (14) being close to the extrusion plate (11) being fixedly mounted with two telescopic rods (27), the two telescopic rods (27) being away from one of the second U-shaped plate (14). A baffle (10) is fixedly installed at the end, two return springs (12) are fixedly installed on the side where the baffle (10) and the sliding rod (9) are close to each other, and the two return springs (12) are respectively sleeved on the two telescopic rods (27). A baffle base (13) is fixedly installed at the bottom of the baffle (10), and the baffle base (13) is fixedly installed on the top of the base (1). A cutting groove is opened on the cutting column (16), and the size and position of the cutting groove correspond to the cutting knife (26). The position of the baffle (10) and the extrusion plate (11) corresponds.

5. A sewing thread winding device according to claim 1, characterized in that: The clamping mechanism comprises a U-shaped plate three (18) fixedly mounted on the top of the base (1), two opposite inner side walls of the U-shaped plate three (18) are provided with sliding grooves, a U-shaped plate four (20) is slidably mounted in the two sliding grooves, two inner walls of the U-shaped plate four (20) close to each other and two opposite inner walls of the U-shaped plate three (18) are both rotatably mounted with rollers (19), a stud (21) is rotatably mounted on the top of the U-shaped plate four (20), a threaded hole is provided on the top of the U-shaped plate three (18), the stud (21) is threadedly mounted in the threaded hole, and a knob (22) is fixedly connected to the top of the stud (21).

6. A sewing thread winding device according to claim 1, characterized in that: The reeling mechanism comprises a fixing plate (5) fixedly mounted on the output ends of the two rotating motors (4), and a reeling shaft (6) is detachably mounted on one side of the two fixing plates (5) close to each other.

7. A sewing thread winding device according to claim 4, characterized in that: A handle (15) is fixedly mounted on the outer side of the second U-shaped plate (14).

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