Air wrap yarn machine with tension convenient to adjust

Abstract

The utility model relates to an air wrap yarn machine convenient to adjust tension, which belongs to the technical field of air wrap yarn machines and comprises an air wrap yarn machine body, a bottom plate is fixedly mounted at the bottom of the air wrap yarn machine body, and a tensioning mechanism is arranged on the bottom plate. The tensioning mechanism comprises a U-shaped bracket, a first U-shaped tensioning frame and a second U-shaped tensioning frame which are fixedly installed on the upper surface of the bottom plate, a bearing roller is rotatably installed on the inner side of the U-shaped bracket, and a first tensioning roller is movably installed on the inner side of the first U-shaped tensioning frame. According to the air wrap yarn machine convenient to adjust tension, the bottom plate is arranged at the bottom of the air wrap yarn machine body, the first U-shaped tensioning frame and the second U-shaped tensioning frame are arranged on the bottom plate, the elastic assembly is arranged between the first U-shaped tensioning frame and the first tensioning roller, and the elastic adjusting assembly is arranged between the second U-shaped tensioning frame and the second tensioning roller; when the yarn tensioning device is used, the elastic assembly and the elastic adjusting assembly can be used for tensioning yarn, and the tensioning force can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of air covered yarn machines, in particular to an air covered yarn machine which is convenient for adjusting tension. Background Art

[0002] Air covered yarn machine is a kind of equipment used to produce textiles. In order to ensure the quality and stability of the yarn, the air covered yarn machine needs to be able to adjust the tension. The tension refers to the pulling force applied to the yarn during the production process, which directly affects the quality of the yarn and the effect of the finished product.

[0003] Chinese patent CN220867630U discloses an air-coated yarn machine that is easy to adjust the tension, which belongs to the technical field of yarn coating. It solves the problem that the existing air-coated yarn machine breaks the yarn when adjusting the tension. The air-coated yarn machine that is easy to adjust the tension includes a base, on which a pre-processing device, a coating yarn device, a post-processing device and a winding device are arranged, a yarn wheel frame is fixed on the base, a yarn wheel is rotatably connected to the yarn wheel frame, two support frames are arranged on the base, a wire wheel 1 is rotatably connected to the support frame, an electric telescopic rod is fixed on the base, a support plate 1 is fixed on the electric telescopic rod, an adjustment mechanism is arranged on the support plate 1, and a wire wheel 2 is arranged on the adjustment mechanism. The utility model has the advantage of ensuring that the yarn will not break when adjusting the tension.

[0004] The above patent improves the shortcomings of the prior art that when the covered yarn machine is performing long-term production operations on the covered yarn, the yarn delivery tension may deviate, causing the tension to be too large or too small, resulting in yarn breakage, and the broken parts of the yarn need to be reconnected, wasting a lot of time and reducing work efficiency. The present embodiment provides another implementation plan for the problems raised in the above patent. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides an air coated yarn machine which is easy to adjust the tension. It has the advantages of good stability and is not prone to yarn breakage. It solves the problem that when the coated yarn machine in the prior art performs long-term production operations on the coated yarn, the yarn delivery tension may deviate, resulting in excessive or insufficient tension and yarn breakage, and the broken parts of the yarn need to be reconnected, which wastes a lot of time and reduces work efficiency.

[0006] To achieve the above object, the utility model provides the following technical solution: an air-covered yarn machine that is easy to adjust the tension, comprising an air-covered yarn machine body, a bottom plate is fixedly installed at the bottom of the air-covered yarn machine body, and a tensioning mechanism is provided on the bottom plate;

[0007] The tensioning mechanism includes a U-shaped bracket fixedly mounted on the upper surface of the base plate, a first U-shaped tensioning frame and a second U-shaped tensioning frame, a supporting roller is rotatably mounted on the inner side of the U-shaped bracket, a first tensioning roller is movably mounted on the inner side of the first U-shaped tensioning frame, a second tensioning roller is movably mounted on the inner side of the second U-shaped tensioning frame, an elastic component is provided between the first U-shaped tensioning frame and the first tensioning roller, and an elastic adjustment component is provided between the second U-shaped tensioning frame and the second tensioning roller.

[0008] Further, the number of the U-shaped brackets and the number of the first U-shaped tensioning frames are both two, the two first U-shaped tensioning frames are located between the two U-shaped brackets, and the second U-shaped tensioning frame is located between the two first U-shaped tensioning frames.

[0009] Furthermore, the elastic component includes a first rectangular groove opened on the opposite side surface of the first U-shaped tensioning frame, a spring is fixedly installed inside the first rectangular groove, a first connecting rod inserted into the first rectangular groove is fixedly installed at the end of the first tensioning roller, and the top of the spring is fixedly connected to the surface of the first connecting rod.

[0010] Furthermore, a slide bar is fixedly installed inside the first rectangular groove, and the slide bar passes through the first connecting rod, which is helpful to prevent the first connecting rod from escaping from the first rectangular groove.

[0011] Furthermore, the elastic adjustment component includes a second rectangular groove opened on the opposite side surface of the second U-shaped tensioning frame, a second connecting rod inserted into the second rectangular groove is fixedly installed on the end of the second tensioning roller, a damping rod is fixedly installed on the surface of the second connecting rod, a U-shaped adjustment rod penetrating to the top surface of the second U-shaped tensioning frame is fixedly installed on the top of the damping rod, and an adjustment threaded rod threadedly connected to the U-shaped adjustment rod is rotatably installed on the top surface of the second U-shaped tensioning frame.

[0012] Furthermore, a through hole communicating with the second rectangular groove is formed on the top surface of the second U-shaped tensioning frame, and the U-shaped adjusting rod is located in the through hole.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] The air coated yarn machine with easy-to-adjust tension is provided with a bottom plate at the bottom of the air coated yarn machine body, a first U-shaped tensioning frame and a second U-shaped tensioning frame are provided on the bottom plate, an elastic component is provided between the first U-shaped tensioning frame and the first tensioning roller, and an elastic adjustment component is provided between the second U-shaped tensioning frame and the second tensioning roller. When in use, the elastic component and the elastic adjustment component can be used to tension the yarn, and the tensioning force can be adjusted. The use of the elastic component can prevent the tensioning force of the air coated yarn machine body from deviating after long-term use, and can also prevent the yarn from breaking due to excessive tensioning force. The problem that the conveying tension of the yarn may deviate when the coated yarn machine in the prior art performs long-term production operation on the coated yarn, resulting in excessive or insufficient tension causing the yarn to break, and the broken part of the yarn needs to be reconnected, which wastes a lot of time and reduces work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a cross-sectional schematic diagram of the first U-shaped tensioning frame of the utility model structure;

[0017] Figure 3 This is a cross-sectional schematic diagram of the second U-shaped tensioning frame of the utility model structure;

[0018] Figure 4 This is a schematic diagram of the first tensioning roller of the utility model structure.

[0019] In the figure: 1. air covered yarn machine body; 2. bottom plate; 3. U-shaped bracket; 4. first U-shaped tensioning frame; 5. second U-shaped tensioning frame; 6. supporting roller; 7. first tensioning roller; 8. second tensioning roller; 9. first rectangular groove; 10. spring; 11. first connecting rod; 12. sliding rod; 13. second rectangular groove; 14. second connecting rod; 15. damping rod; 16. U-shaped adjusting rod; 17. adjusting threaded rod; 18. through hole. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4In this embodiment, an air-covered yarn machine that is easy to adjust the tension includes an air-covered yarn machine body 1, a bottom plate 2 is fixedly installed at the bottom of the air-covered yarn machine body 1, and a tensioning mechanism is provided on the bottom plate 2. The tensioning mechanism includes a U-shaped bracket 3, a first U-shaped tensioning frame 4 and a second U-shaped tensioning frame 5 fixedly installed on the upper surface of the bottom plate 2. The number of the U-shaped bracket 3 and the first U-shaped tensioning frame 4 are both two, the two first U-shaped tensioning frames 4 are located between the two U-shaped brackets 3, and the second U-shaped tensioning frame 5 is located between the two first U-shaped tensioning frames 4. A supporting roller 6 is rotatably installed on the inner side of the U-shaped bracket 3, a first tensioning roller 7 is movably installed on the inner side of the first U-shaped tensioning frame 4, and a second tensioning roller 8 is movably installed on the inner side of the second U-shaped tensioning frame 5.

[0022] An elastic component is provided between the first U-shaped tensioning frame 4 and the first tensioning roller 7, and the elastic component includes a first rectangular groove 9 opened on the inner surface of the first U-shaped tensioning frame 4 on the opposite side, a spring 10 is fixedly installed inside the first rectangular groove 9, a first connecting rod 11 which is inserted into the first rectangular groove 9 is fixedly installed at the end of the first tensioning roller 7, the top of the spring 10 is fixedly connected to the surface of the first connecting rod 11, a sliding rod 12 is fixedly installed inside the first rectangular groove 9, and the sliding rod 12 passes through the first connecting rod 11, which helps to prevent the first connecting rod 11 from detaching from the first rectangular groove 9.

[0023] An elastic adjustment component is provided between the second U-shaped tensioning frame 5 and the second tensioning roller 8, and the elastic adjustment component includes a second rectangular groove 13 opened on the inner surface of the second U-shaped tensioning frame 5 on the opposite side, and a second connecting rod 14 inserted into the second rectangular groove 13 is fixedly installed on the end of the second tensioning roller 8, and a damping rod 15 is fixedly installed on the surface of the second connecting rod 14, and a U-shaped adjustment rod 16 penetrating to the top surface of the second U-shaped tensioning frame 5 is fixedly installed on the top of the damping rod 15, and an adjustment threaded rod 17 threadedly connected to the U-shaped adjustment rod 16 is rotatably installed on the top surface of the second U-shaped tensioning frame 5, and a through hole 18 connected to the second rectangular groove 13 is opened on the top surface of the second U-shaped tensioning frame 5, and the U-shaped adjustment rod 16 is located in the through hole 18.

[0024] The working principle of the above embodiment is:

[0025] When in use, the yarn is passed from under the supporting roller 6, above the first tensioning roller 7 and above the second tensioning roller 8, and the U-shaped adjusting rod 16 is driven downward by adjusting the threaded rod 17, so that the damping rod 15 and the second tensioning roller 8 move downward synchronously with the U-shaped adjusting rod 16, and the yarn is pressed downward by the second tensioning roller 8, and the yarn is pushed upward by the first tensioning roller 7. With the cooperation of the supporting roller 6, the yarn can be tensioned. When the tension of the yarn is too large, the first tensioning roller 7 will be pressed downward and the second tensioning roller 8 will be pushed upward, thereby preventing the yarn from breaking. The height of the second tensioning roller 8 can be adjusted by adjusting the threaded rod 17, thereby adjusting the pressing force of the second tensioning roller 8 on the yarn.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An air-covered yarn machine that is convenient for adjusting tension, comprising an air-covered yarn machine body (1), a bottom plate (2) being fixedly mounted on the bottom of the air-covered yarn machine body (1), characterized in that: The bottom plate (2) is provided with a tensioning mechanism; The tensioning mechanism comprises a U-shaped bracket (3) fixedly mounted on the upper surface of the base plate (2), a first U-shaped tensioning frame (4) and a second U-shaped tensioning frame (5); a supporting roller (6) is rotatably mounted on the inner side of the U-shaped bracket (3); a first tensioning roller (7) is movably mounted on the inner side of the first U-shaped tensioning frame (4); a second tensioning roller (8) is movably mounted on the inner side of the second U-shaped tensioning frame (5); an elastic component is arranged between the first U-shaped tensioning frame (4) and the first tensioning roller (7); and an elastic adjustment component is arranged between the second U-shaped tensioning frame (5) and the second tensioning roller (8).

2. The air-covered yarn machine with easy-to-adjust tension according to claim 1, characterized in that: The number of the U-shaped bracket (3) and the number of the first U-shaped tensioning frames (4) are both two, the two first U-shaped tensioning frames (4) are located between the two U-shaped brackets (3), and the second U-shaped tensioning frames (5) are located between the two first U-shaped tensioning frames (4).

3. The air-covered yarn machine with easy tension adjustment according to claim 1, characterized in that: The elastic component comprises a first rectangular groove (9) opened on the opposite side surface of the first U-shaped tensioning frame (4), a spring (10) is fixedly installed inside the first rectangular groove (9), a first connecting rod (11) inserted into the first rectangular groove (9) is fixedly installed at the end of the first tensioning roller (7), and the top of the spring (10) is fixedly connected to the surface of the first connecting rod (11).

4. The air-covered yarn machine with easy-to-adjust tension according to claim 3, characterized in that: A sliding rod (12) is fixedly installed inside the first rectangular groove (9), and the sliding rod (12) passes through the first connecting rod (11).

5. The air-covered yarn machine with easy-to-adjust tension according to claim 1, characterized in that: The elastic adjustment component comprises a second rectangular groove (13) formed on the inner surface of the second U-shaped tensioning frame (5) on the opposite side thereof; a second connecting rod (14) inserted into the second rectangular groove (13) is fixedly mounted on the end of the second tensioning roller (8); a damping rod (15) is fixedly mounted on the surface of the second connecting rod (14); a U-shaped adjustment rod (16) penetrating the top surface of the second U-shaped tensioning frame (5) is fixedly mounted on the top of the damping rod (15); and an adjustment threaded rod (17) threadedly connected to the U-shaped adjustment rod (16) is rotatably mounted on the top surface of the second U-shaped tensioning frame (5).

6. The air-covered yarn machine with easy tension adjustment according to claim 5, characterized in that: A through hole (18) communicating with the second rectangular groove (13) is formed on the top surface of the second U-shaped tensioning frame (5), and the U-shaped adjustment rod (16) is located in the through hole (18).

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