Tensioning device for preventing coarse cotton cloth from loosening

Abstract

The utility model discloses a device for preventing coarse cotton cloth from being loosened and tensioned, which relates to the technical field of coarse cotton cloth production and comprises a base, a support is mounted above the base, a roller body is mounted on one side of the support, shaft rods are arranged at two ends of the roller body, and limiting assembly parts for the shaft rods to penetrate through are mounted at the front end of the support. A limiting combination block is arranged at the end of the shaft rod, a limiting assembly used for limiting rotation of the shaft rod is installed on one side of the limiting combination block, the limiting assembly and the limiting combination block are assembled and combined through a limiting bolt, the limiting combination block is square, and first positioning holes are formed in the four corners of the limiting combination block. The problems that when an existing tensioning device is used, the adjusting position is located on the upper portion, adjustment by a user is tedious and inconvenient, and it is not beneficial for the user to rapidly limit the position of a tensioning roller are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wool cloth production technical field, concretely is a kind of device that prevents wool cloth slackening and tensioning. BACKGROUND

[0002] Wool cloth is a kind of weft-knitted fabric, which belongs to a kind of cloth. During its production and processing, a tensioning device is needed to limit it.

[0003] Publication No.: CN220519716U, named "a tensioning roller for film production", including support seat and installation mechanism arranged above support seat, the installation mechanism includes lifting assembly and installation assembly;The lifting assembly includes connecting seat, drive gear, connecting gear, connecting rod, hand wheel, linkage gear, transmission gear, threaded rod, connecting block and sliding slot, the lower end of the support seat is provided with connecting seat, by setting mounting block, by rotating threaded shaft, realize that mounting block is lifted and is opened between the action of telescopic sleeve rod and threaded shaft and mounting plate, then mounting block and the upper end face of connecting block are closely attached, for the certain disassembly and replacement effect of connecting shaft and tensioning roller main body, and the limiting ring arranged between the sliding action of tensioning roller main body by electric push rod and connecting plate is used for limiting effect when film production is conveyed, to avoid the offset of film production on the upper surface of tensioning roller main body.

[0004] The above-mentioned existing tensioning device is adjusted at the upper part during use, which is relatively cumbersome and inconvenient for users to adjust, and is not conducive to quickly limiting the tensioning roller for users. Therefore, it does not meet the existing needs, and a device for preventing wool cloth from relaxing and tensioning is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a device for preventing wool cloth from relaxing and tensioning to solve the problem that the adjusting position of the existing tensioning device is located at the upper part during use, which is relatively cumbersome and inconvenient for users to adjust, and is not conducive to quickly limiting the tensioning roller for users.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a device for preventing wool cloth from relaxing and tensioning, comprising: a base, a bracket is installed above the base, a roller body is installed on one side of the bracket, shaft rods are arranged at both ends of the roller body, a limiting assembly part for the shaft rods to pass through is installed at the front end of the bracket, limiting combination blocks are arranged at the end of the shaft rods, limiting assemblies for limiting the rotation of the shaft rods are installed on one side of the limiting combination blocks, and the limiting assemblies are assembled with the limiting combination blocks through limiting bolts.

[0007] Preferably, the limiting combination blocks are square, and first positioning holes are formed at the four corners of the limiting combination blocks.

[0008] Preferably, the limiting assembly comprises a limiting frame, the limiting frame is L-shaped, two second positioning holes are formed in the outer wall of the long side of the limiting frame, and the second positioning holes are arc-shaped structures, and the limiting bolt extends into the first positioning hole through the second positioning hole.

[0009] Preferably, the support comprises an assembly plate, a third positioning hole is formed in the outer wall of the short side of the limiting frame, and the third positioning hole is assembled with the assembly plate through a bolt.

[0010] Preferably, both sides of the base are provided with side grooves, both sides of the assembly plate are provided with connecting frames, assembly blocks are installed on the inner side walls of the connecting frames, and the assembly blocks are located in the side grooves.

[0011] Preferably, the limiting assembly comprises a hollow limiting cylinder, bearing seats are installed on both sides of the hollow limiting cylinder, and fixing seats are arranged on the side walls of the hollow limiting cylinder and the bearing seats, and the fixing seats are installed on the assembly plate through bolts.

[0012] Preferably, bearings are installed in the openings of the bearing seats.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) In the utility model, the shaft of the roller body is installed in the limiting assembly, the limiting assembly extends to the outside of the limiting assembly at the end of the limiting assembly, a limiting assembly is arranged outside the limiting assembly, the limiting assembly is fixed at the position through a limiting bolt, in use, the limiting assembly arranged at the position is used to limit the shaft, which can limit the displacement rotation of the shaft, thereby avoiding the loss of the tension of the wool cloth and the harm caused by the sudden relaxation and tension of the wool cloth, and the installation structure is located at the side and protrudes outward, which is convenient and fast for users to install and disassemble.

[0015] (2) In the utility model, the limiting frame is L-shaped, in installation, the second positioning hole at the long side of the limiting frame is aligned with the first positioning hole of the limiting assembly block, the combination of the two is realized through the installation of a limiting bolt, thereby limiting the rotation of the roller body, the short side is fixed on the assembly plate through the third positioning hole and a bolt assembly, which is used to improve the stability of the limiting frame, and when disassembling, the bolts at the limiting frame can be sequentially disassembled from the side of the equipment, which is convenient for users to operate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a support structure schematic view of the utility model;

[0018] Figure 3 It is the shaft end structure schematic view of the utility model;

[0019] Figure 4 It is the limiting assembly structure schematic view of the utility model;

[0020] In the drawing: 1, base; 101, side recess; 2, support; 201, assembly block; 202, connecting frame; 203, assembly plate; 3, limiting assembly; 301, hollow limiting cylinder; 302, bearing seat; 303, fixed seat; 304, bearing; 4, roller body; 401, shaft; 402, limiting combination block; 403, first positioning hole; 5, limiting assembly; 501, limiting frame; 502, second positioning hole; 503, limiting bolt; 504, third positioning hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Please refer to Figures 1-4 The utility model provides an embodiment: a device that prevents wool cloth slackening and tightens, include: base 1, the upper portion of base 1 is installed with support 2, one side of support 2 is installed with roller body 4, both ends of roller body 4 are provided with shaft 401, the front end of support 2 is installed with the limiting assembly 3 for the shaft 401 to wear and insert, the end of shaft 401 is provided with limiting combination block 402, one side of limiting combination block 402 is installed with the limiting assembly 5 for limiting the rotation of shaft 401, and limiting assembly 5 is assembled with limiting combination block 402 through limiting bolt 503, limiting combination block 402 is square, the four corners of limiting combination block 402 are all provided with first positioning hole 403, limiting assembly 5 includes limiting frame 501, limiting frame 501 is L type, two second positioning holes 502 are set up on the outer wall of the long side of limiting frame 501, and second positioning hole 502 is arc structure, limiting bolt 503 extends to first positioning hole 403 through second positioning hole 502, support 2 includes assembly plate 203, third positioning hole 504 is set up on the outer wall of the short side of limiting frame 501, and third positioning hole 504 is assembled with assembly plate 203 through bolt;

[0023] The shaft rod 401 of the roller body 4 is installed in the limiting assembly 3, and the end of the shaft rod 401 extends to the outside of the limiting assembly 3 at the limiting assembly block 402, and the outside of the limiting assembly block 402 is provided with a limiting assembly 5, which is fixed at the limiting assembly block 402 by a limiting bolt 503. In use, the limiting assembly 5 installed at the limiting assembly block 402 can limit the displacement of the shaft rod 401, thereby avoiding the loss of the wool cloth tension, the sudden relaxation of the wool cloth, and the damage caused by the tensioning, and the installation structure is located on the side and protrudes outward, so that the user can install and disassemble more conveniently and quickly.

[0024] Specifically, the limiting frame 501 is an L-shaped structure, and the second positioning hole 502 at the long side of the limiting frame 501 is aligned with the first positioning hole 403 of the limiting assembly block 402 during installation. The limiting frame 501 and the limiting assembly block 402 are combined and fixed by the limiting bolt 503, thereby limiting the rotation of the roller body 4. The short side of the limiting frame 501 is fixed to the assembly plate 203 by the third positioning hole 504 and the bolt assembly, thereby improving the stability of the limiting frame 501. When disassembling, the user can disassemble and remove the bolts of the limiting frame 501 from the side of the equipment, thereby facilitating the user to operate.

[0025] Please refer to Figure 1 、 Figure 2 , the two sides of the base 1 are provided with side recesses 101, the two sides of the assembly plate 203 are provided with connecting frames 202, the inner side wall of the connecting frame 202 is provided with an assembly block 201, and the assembly block 201 is located in the side recess 101; the assembly block 201, the connecting frame 202, and the assembly plate 203 are provided to serve as the installation of the limiting assembly 3, and to serve as the assembly and combination with the base 1, thereby improving the firmness.

[0026] Please refer to Figure 1 、 Figure 2 , the limiting assembly 3 comprises a hollow limiting cylinder 301, the two sides of the hollow limiting cylinder 301 are provided with bearing seats 302, the side walls of the hollow limiting cylinder 301 and the bearing seats 302 are provided with fixing seats 303, and the fixing seats 303 are bolted to the assembly plate 203, and the bearing seats 302 are provided with bearings 304 in the openings.

[0027] The hollow limiting cylinder 301 and the bearing seat 302 are used to insert and combine the shaft rod 401, and to limit the shaft rod 401, and can protect the shaft rod 401. The shaft rod 401 can rotate in the non-limiting and locking state by the bearing 304.

[0028] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A device for preventing the slackening of a hair cloth tensioning device comprising a base (1), characterized in that: The upper side of the base (1) is provided with a support (2), one side of the support (2) is provided with a roller body (4), both ends of the roller body (4) are provided with shaft rods (401), the front end of the support (2) is provided with a limiting assembly (3) for penetrating the shaft rods (401), the end of the shaft rod (401) is provided with a limiting combination block (402), one side of the limiting combination block (402) is provided with a limiting assembly (5) for limiting the rotation of the shaft rod (401), and the limiting assembly (5) is assembled with the limiting combination block (402) through a limiting bolt (503).

2. A device for preventing the slackening of a hair cloth according to claim 1, characterized in that: The limiting combination block (402) is square, and first positioning holes (403) are formed at four corners of the limiting combination block (402).

3. A device for preventing the slackening of a hair cloth according to claim 2, characterized in that: The limiting assembly (5) comprises a limiting frame (501), the limiting frame (501) is L-shaped, two second positioning holes (502) are formed in the outer wall of the long side of the limiting frame (501) in an up-down manner, and the second positioning holes (502) are arc-shaped structures, and the limiting bolt (503) extends into the first positioning hole (403) through the second positioning hole (502).

4. A device for preventing the slackening of a hair cloth according to claim 3, characterized in that: The support (2) comprises an assembly plate (203), a third positioning hole (504) is formed in the outer wall of the short side of the limiting frame (501), and the third positioning hole (504) is assembled with the assembly plate (203) through a bolt.

5. A device for preventing the slackening of a hair cloth according to claim 4, characterized in that: Both sides of the base (1) are provided with side recesses (101), both sides of the assembly plate (203) are provided with connecting frames (202), the inner side wall of the connecting frame (202) is provided with an assembly block (201), and the assembly block (201) is located in the side recess (101).

6. A device for preventing the slackening of a hair cloth according to claim 5, characterized in that: The limiting assembly (3) comprises a hollow limiting cylinder (301), both sides of the hollow limiting cylinder (301) are provided with bearing seats (302), the side walls of the bearing seat (302) and the hollow limiting cylinder (301) are provided with fixing seats (303), and the fixing seats (303) are installed on the assembly plate (203) through bolts.

7. A device for preventing the slackening of a hair cloth according to claim 6, characterized in that: The bearing (304) is installed in the opening of the bearing seat (302).

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