Tensile detection device for sewing thread production

Abstract

The utility model relates to the technical field of tensile detection of sewing threads, and provides a tensile detection device for production of sewing threads, which comprises a bottom plate, two fixing plates, a plurality of clamping plates and a plurality of clamping plates. The two ends of a sewing thread are wound on the fixing rods respectively, the sewing thread is preliminarily fixed, the two clamping blocks are pushed by rotating the threaded rods to slide on the fixing rods and get close to each other, and the sewing thread is clamped and fixed, so that the purpose of fixing the sewing thread for multiple times is achieved, and the situation that the sewing thread is damaged when the toughness of the sewing thread is detected is effectively prevented. When the sewing thread is separated, after the sewing thread is fixed, the two sliding plates are driven by the driving mechanism to slide on the two sliding rods and get away from each other, the sewing thread is driven to be stretched, and the phenomenon that the sewing thread is broken due to stretching is avoided; the tensile value of the sewing thread can be measured through calculation according to the moving distance before breakage and related data, and then the toughness of the sewing thread is detected.

Description

Technical Field

[0001] The utility model relates to the technical field of sewing thread tensile testing, and in particular to a tensile testing device for sewing thread production. 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. Therefore, a tensile testing device is needed to test the toughness of the sewing thread.

[0003] Known Chinese public authorized patent: (publication number: CN202220629685.6) discloses a tensile testing device with a fixed length mechanism for sewing thread production, including a bottom plate, a fixed plate fixedly connected to the left side of the top of the bottom plate, a connecting plate movably connected to the top of the bottom plate, a fixing mechanism is provided inside the fixed plate and the connecting plate, a moving mechanism is provided on the right side of the connecting plate, the fixing mechanism includes an electric push rod, a moving plate, a moving rod, a vertical plate, a limiting plate, a pressing plate and a horizontal plate, and the top of the inner cavity of the fixed plate and the connecting plate are fixedly connected to the electric push rod. The utility model can fix the sewing thread by setting a fixing mechanism, and can detect the toughness of the sewing thread by setting a moving mechanism, so that the tensile testing device does not need to be tested by manual hand pulling, and it is convenient to fix the sewing thread, thereby reducing the labor intensity of the staff, improving work efficiency, and facilitating people's use.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned tensile testing device with a fixed length mechanism for sewing thread production has the following problems: in the above-mentioned technical solution, the sewing thread is fixed by a pressure plate and a cross plate when the sewing thread is fixed. Since the sewing thread is relatively thin, the sewing thread is easily detached when the toughness of the sewing thread is tested, thereby affecting the work efficiency of the sewing thread detection. Therefore, a tensile testing device for sewing thread production is proposed. Utility Model Content

[0005] The utility model provides a tensile testing device for sewing thread production, which solves the problem in the related art that when the sewing thread is fixed, the sewing thread is fixed by a pressing plate and a horizontal plate. Since the sewing thread is relatively thin, the sewing thread is easily detached when the toughness of the sewing thread is tested, thereby affecting the working efficiency of the sewing thread testing.

[0006] The technical solution of the utility model is as follows: A tensile testing device for sewing thread production, comprising: a bottom plate, two fixed plates are fixedly installed on the top of the bottom plate, two sliding rods are fixedly installed on opposite sides of the two fixed plates, two slide plates are relatively slidably connected to the two slide bars, U-shaped plates are fixedly installed on the tops of the two slide plates, fixed rods are fixedly installed on both sides of the inner wall of the U-shaped plate, and two clamping blocks are relatively slidably connected to the fixed rods;

[0007] Two threaded rods are connected to the two sides of the U-shaped plate through threaded holes, one end of the two threaded rods is rotatably connected to the two clamping blocks, a scale line is set on the top of the bottom plate, and the scale line is located between the two fixed plates, a buffer mechanism is set on the two sliding rods, and a driving mechanism is set on one side of the two fixed plates.

[0008] Preferably, the buffer mechanism includes a first spring mounted on both ends of the outer side walls of the two sliding rods, one end of the first spring is connected to the two fixed plates, and the other end of the first spring is provided with a first anti-collision ring, which is slidably connected to the two sliding rods.

[0009] Preferably, a second spring is provided on the outer wall of the two sliding rods, one end of the second spring is connected to the two sliding plates, and the other end of the second spring is provided with a second anti-collision ring, which is slidably connected to the two sliding rods.

[0010] Preferably, the driving mechanism includes two electric push rods fixedly mounted on one side of the two fixed plates, the output ends of the two electric push rods are fixedly connected to a connecting plate, a steel wire rope is provided on one side of the connecting plate, and one end of the steel wire rope is connected to between the two slides.

[0011] Preferably, a drawer is slidably connected to one side of the bottom plate via a drawer groove, and a handle is fixedly installed on the front side of the drawer.

[0012] Preferably, two support blocks are fixedly mounted on the bottom of the base plate, and the two support blocks are distributed on both sides of the bottom of the base plate.

[0013] The working principle and beneficial effects of the utility model are:

[0014] 1. The sewing thread is initially fixed by winding the two ends of the sewing thread around the fixing rod respectively, and the two clamping blocks are pushed by rotating the threaded rod to slide on the fixing rod and approach each other to clamp and fix the sewing thread, thereby achieving the purpose of fixing the sewing thread multiple times, effectively preventing the sewing thread from detaching when testing the toughness of the sewing thread. After the sewing thread is fixed;

[0015] 2. The two slides are driven by the driving mechanism. The two slide bars slide and move away from each other, which causes the sewing thread to stretch. The sewing thread breaks due to the stretching. The personnel can check the scale line, measure the stretching value of the sewing thread according to the distance moved before breaking and related data calculations, and then realize the detection of the toughness of the sewing thread. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall side-view stereoscopic structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the enlarged three-dimensional structure of point A of the present invention.

[0020] In the figure: 1, bottom plate; 2, fixed plate; 3, sliding rod; 4, sliding plate; 5, U-shaped plate; 6, fixed rod; 7, clamping block; 8, threaded rod; 9, scale line; 10, buffer mechanism; 11, driving mechanism; 12, drawer; 13, handle; 14, support block; 100, first spring; 101, anti-collision ring; 102, second spring; 103, second anti-collision ring; 110, electric push rod; 111, connecting plate; 112, wire rope. DETAILED DESCRIPTION

[0021] The following will be combined with 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 of 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.

[0022] Embodiment 1

[0023] See also Figure 1 - Figure 3 A tensile testing device for sewing thread production, comprising: a bottom plate 1, two fixed plates 2 are fixedly installed on the top of the bottom plate 1, two sliding rods 3 are fixedly installed on opposite sides of the two fixed plates 2, two slide plates 4 are relatively slidably connected to the two slide bars 3, U-shaped plates 5 are fixedly installed on the tops of the two slide plates 4, and fixed rods 6 are fixedly installed on both sides of the inner wall of the U-shaped plate 5, and two clamping blocks 7 are relatively slidably connected to the fixed rods 6;

[0024] Two threaded rods 8 are connected to both sides of the U-shaped plate 5 through threaded holes, one end of the two threaded rods 8 is rotatably connected to the two clamping blocks 7, a scale line 9 is set on the top of the bottom plate 1, and the scale line 9 is located between the two fixed plates 2, a buffer mechanism 10 is set on the two sliding rods 3, and a driving mechanism 11 is set on one side of the two fixed plates 2.

[0025] The utility model provides a method of preliminarily fixing the sewing thread by respectively winding the two ends of the sewing thread around a fixing rod 6, and pushing the two clamping blocks 7 by rotating the threaded rod 8 to slide on the fixing rod 6 and approach each other to clamp and fix the sewing thread, thereby achieving the purpose of fixing the sewing thread multiple times and effectively preventing the sewing thread from being separated when the toughness of the sewing thread is tested. After the sewing thread is fixed, the two slide plates 4 are driven by the driving mechanism 11 to slide the two slide bars 3 and move away from each other, thereby stretching the sewing thread and causing the sewing thread to break due to the stretching. By checking the scale line 9, the stretching value of the sewing thread can be measured according to the distance moved before the break and the relevant data calculation, thereby realizing the detection of the toughness of the sewing thread.

[0026] Embodiment 2

[0027] Based on Example 1, this embodiment includes: the buffer mechanism 10 includes a first spring 100 sleeved on both ends of the outer side walls of the two sliding bars 3, one end of the first spring 100 is connected to the two fixed plates 2, the other end of the first spring 100 is provided with a first anti-collision ring 101, the first anti-collision ring 101 is slidably connected to the two sliding bars 3, the outer side walls of the two sliding bars 3 are sleeved with a second spring 102, one end of the second spring 102 is connected to the two slide plates 4, the other end of the second spring 102 is provided with a second anti-collision ring 103, and the second anti-collision ring 103 is slidably connected to the two sliding bars 3.

[0028] The technical solution provided by this embodiment is: when the sewing thread is broken, the first spring 100 and the second spring 102 will move in opposite directions, driving the first anti-collision ring 101 and the second anti-collision ring 103 to slide on the slide rod 3. The kinetic energy of their movement is weakened by the friction force to avoid large shaking of the entire device, thereby achieving the purpose of buffering.

[0029] Furthermore, the driving mechanism 11 includes two electric push rods 110 fixedly installed on one side of the two fixed plates 2, the output ends of the two electric push rods 110 are fixedly connected to a connecting plate 111, a steel wire rope 112 is provided on one side of the connecting plate 111, and one end of the steel wire rope 112 is connected to the two slides 4.

[0030] Specifically, by starting the electric push rod 110, the electric push rod 110 pushes the connecting plate 111 to move, and the linkage wire rope 112 drives the slide plate 4 to move, thereby achieving the stretching of the sewing thread.

[0031] Furthermore, a drawer 12 is slidably connected to one side of the bottom plate 1 through a drawer groove, and a handle 13 is fixedly installed on the front side of the drawer 12 .

[0032] Specifically, the drawer 12 is used to collect and store the sewing threads after the inspection is completed. The drawer 12 is pulled by holding the handle 13 to slide the drawer 12 out of the drawer slot to facilitate the removal of the sewing threads, thereby achieving the purpose of collecting and storing the sewing threads after the inspection is completed and effectively improving the cleanliness of the environment.

[0033] Furthermore, two support blocks 14 are fixedly mounted on the bottom of the base plate 1 , and the two support blocks 14 are distributed on both sides of the bottom of the base plate 1 .

[0034] Specifically, the support blocks 14 are used to support the bottom plate 1 , thereby effectively improving the stability of the bottom plate 1 .

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 tensile testing device for sewing thread production, characterized in that: include: A bottom plate (1), two fixing plates (2) are fixedly installed on the top of the bottom plate (1), two sliding rods (3) are fixedly installed on opposite sides of the two fixing plates (2), two sliding plates (4) are relatively slidably connected to the two sliding rods (3), U-shaped plates (5) are fixedly installed on the tops of the two sliding plates (4), fixing rods (6) are fixedly installed on both sides of the inner wall of the U-shaped plate (5), and two clamping blocks (7) are relatively slidably connected to the fixing rods (6); Two threaded rods (8) are connected to the two sides of the U-shaped plate (5) through threaded holes, one end of the two threaded rods (8) is rotatably connected to the two clamping blocks (7), a scale line (9) is provided on the top of the bottom plate (1), and the scale line (9) is located between the two fixed plates (2), a buffer mechanism (10) is provided on the two sliding rods (3), and a driving mechanism (11) is provided on one side of the two fixed plates (2).

2. A tensile testing device for sewing thread production according to claim 1, characterized in that: The buffer mechanism (10) comprises a first spring (100) which is sleeved on both ends of the outer side walls of the two sliding rods (3); one end of the first spring (100) is connected to the two fixing plates (2); the other end of the first spring (100) is provided with a first anti-collision ring (101); the first anti-collision ring (101) is slidably connected to the two sliding rods (3).

3. The tensile testing device for sewing thread production according to claim 1, characterized in that: A second spring (102) is sleeved on the outer wall of the two sliding bars (3), one end of the second spring (102) is connected to the two sliding plates (4), and the other end of the second spring (102) is provided with a second anti-collision ring (103), and the second anti-collision ring (103) is slidably connected to the two sliding bars (3).

4. A tensile testing device for sewing thread production according to claim 3, characterized in that: The driving mechanism (11) comprises two electric push rods (110) fixedly mounted on one side of the two fixed plates (2); the output ends of the two electric push rods (110) are fixedly connected to a connecting plate (111); a steel wire rope (112) is provided on one side of the connecting plate (111); one end of the steel wire rope (112) is connected to the two slide plates (4).

5. A tensile testing device for sewing thread production according to claim 4, characterized in that: A drawer (12) is slidably connected to one side of the bottom plate (1) via a drawer groove, and a handle (13) is fixedly mounted on the front side of the drawer (12).

6. A tensile testing device for sewing thread production according to claim 1, characterized in that: Two support blocks (14) are fixedly mounted on the bottom of the base plate (1), and the two support blocks (14) are distributed on both sides of the bottom of the base plate (1).

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