Film winding roller

Abstract

The utility model discloses a film winding roller, including a roller body, a fixed groove, a movable groove, a clamping strip, a spring, a mounting block and a fixed strip, wherein a strip-shaped fixed groove is provided on the roller body, the fixed strip is installed in the fixed groove, the bottom of the fixed groove is connected with a movable groove, a clamping strip is provided in the movable groove, a plurality of springs are provided in the movable groove, one end of the spring is connected to the bottom of the clamping strip, and the other end is connected to the bottom of the movable groove, the upper surface of the fixed strip is an arc surface matching the outer surface of the roller body, and the bottom surface of the fixed strip abuts against the upper surface of the clamping strip. The utility model opens a fixed groove on the winding roller, and sets a fixed strip and a clamping strip in the fixed groove, and clamps and fixes the end of the film by the fixed strip and the clamping strip. This fixing method will not cause damage to the film, but can quickly fix the end of the film, and can be reused many times, which is very convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of film production equipment, in particular to the technical field of winding rollers. Background Art

[0002] When the film is produced, it needs to be rolled up by a winding roller. When the current winding roller is rolled up, one end of the film needs to be attached to the winding roller by tape or glue before rolling up.

[0003] The patent document with publication number CN205114617U discloses a plastic film winding roller, which uses a positioning groove and a positioning strip to position the plastic film, and is provided with double-sided tape on the winding roller, which can quickly wind up the plastic film and avoid creases on the plastic film. However, when this winding roller is used, the viscosity of the double-sided tape will decrease and cannot be reused, and when the film is separated from the double-sided tape, residual tape may be left, affecting the quality of the film. Utility Model Content

[0004] The purpose of the utility model is to solve the problems in the prior art and to provide a film winding roller that can solve the above problems.

[0005] To achieve the above-mentioned purpose, the utility model proposes a film winding roller, comprising a roller body, a fixed groove, a movable groove, a clamping strip, a spring, a mounting block and a fixed strip, the roller body is provided with a strip-shaped fixed groove, the fixing strip is installed in the fixed groove, the bottom of the fixed groove is connected with a movable groove, the movable groove is provided with a clamping strip, the movable groove is provided with a plurality of springs, one end of the spring is connected to the bottom of the clamping strip, and the other end is connected to the bottom of the movable groove, the upper surface of the fixing strip is an arc surface matching the outer surface of the roller body, the bottom surface of the fixing strip is abutted against the upper surface of the clamping strip, the two ends of the fixing strip protrude from the two ends of the roller body, the protruding part of the fixing strip is provided with a fixing hole, the two ends of the roller body are provided with mounting blocks, the mounting blocks are located below the fixing strip, and the fixing holes are mounted with the mounting blocks through fasteners.

[0006] Preferably, the fixed groove passes through both end surfaces of the roller body, and the length of the movable groove is smaller than that of the fixed groove.

[0007] Preferably, the upper surface of the clamping strip is a curved surface matching the outer surface of the roller body.

[0008] Preferably, the bottom surface of the fixing strip matches the shape of the upper surface of the clamping strip.

[0009] Preferably, a threaded hole is provided on the mounting block, and a fastening bolt passes through the fixing hole and is threadedly mounted on the threaded hole.

[0010] Preferably, a magnetic bottom layer is provided at the bottom of the fixing strip, and a magnetic top layer is provided at the top of the card strip, and the magnetic bottom layer and the magnetic top layer are magnetically adsorbed.

[0011] The beneficial effects of the utility model are as follows: the utility model opens a fixing groove on the winding roller, arranges a fixing strip and a clamping strip in the fixing groove, and clamps and fixes the end of the film through the fixing strip and the clamping strip. This fixing method will not cause damage to the film, but can quickly fix the end of the film, and can be reused many times, which is very convenient; when releasing the fixation, only the fixing strip needs to be taken out, and the clamping strip will push out the end of the film under the elastic force of the spring to complete the separation.

[0012] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a locking schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of releasing the fixation of the utility model.

[0016] In the figure: 1- roller body; 2- fixed groove; 3- movable groove; 4- clamping strip; 5- spring; 6- mounting block; 7- fixed strip. DETAILED DESCRIPTION

[0017] See also Figure 1 , Figure 2 , Figure 3, a film winding roller comprises a roller body 1, a fixed groove 2, a movable groove 3, a clamping strip 4, a spring 5, a mounting block 6 and a fixing strip 7. The roller body 1 is provided with a strip-shaped fixed groove 2, the fixing strip 7 is installed in the fixed groove 2, the bottom of the fixed groove 2 is connected with the movable groove 3, the movable groove 3 is provided with a clamping strip 4, and the movable groove 3 is provided with a plurality of springs 5, one end of the spring 5 is connected to the bottom of the clamping strip 4, and the other end is connected to the bottom of the movable groove 3. The upper surface of the fixing strip 7 is an arc surface matching the outer surface of the roller body 1, the bottom surface of the fixing strip 7 abuts against the upper surface of the clamping strip 4, the two ends of the fixing strip 7 protrude from the two ends of the roller body 1, the protruding part of the fixing strip 7 is provided with a fixing hole, and the two ends of the roller body 1 are provided with mounting blocks 6, the mounting blocks 6 are located below the fixing strip 7, and threaded holes are provided on the mounting blocks 6, and the fastening bolts pass through the fixing holes and are threadedly installed with the threaded holes. The fixed groove 2 passes through the two end surfaces of the roller body 1, the length of the movable groove 3 is smaller than the length of the fixed groove 2, the upper surface of the clamping strip 4 is an arc surface matching the outer surface of the roller body 1, the bottom surface of the fixed strip 7 matches the shape of the upper surface of the clamping strip 4, the bottom of the fixed strip 7 is provided with a magnetic bottom layer, the top of the clamping strip 4 is provided with a magnetic top layer, the magnetic bottom layer and the magnetic top layer are magnetically adsorbed, and the surfaces of the fixed strip 7 and the clamping strip 4 in contact with the film are provided with a protective rubber layer, and the surface of the protective rubber layer is provided with anti-slip texture.

[0018] Working process of this utility model:

[0019] During the working process of the utility model, in a natural state, the spring pushes out the card strip, so that the outer surface of the card strip is flush with the outer surface of the roller body. First, the end of the film is placed on the surface of the card strip, and then the fixing strip is inserted into the fixing groove, and then fixed to the roller body by bolts. The card strip clamps the film under the elastic force of the spring to complete the fixation. When disassembling, first remove the bolts, and then remove the fixing strip. The card strip will pop out again with the film, releasing the fixation of the film.

[0020] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A film winding roller, characterized in that: The invention comprises a roller body (1), a fixed groove (2), a movable groove (3), a clamping strip (4), a spring (5), a mounting block (6) and a fixed strip (7), wherein the roller body (1) is provided with a strip-shaped fixed groove (2), the fixed strip (7) is mounted in the fixed groove (2), the bottom of the fixed groove (2) is connected to the movable groove (3), the clamping strip (4) is arranged in the movable groove (3), a plurality of springs (5) are arranged in the movable groove (3), one end of the spring (5) is connected to the bottom of the clamping strip (4), and the other end of the spring (5) is connected to the bottom of the clamping strip (4). One end is connected to the bottom of the movable groove (3), the upper surface of the fixing strip (7) is an arc surface matching the outer surface of the roller body (1), the bottom surface of the fixing strip (7) is in contact with the upper surface of the clamping strip (4), the two ends of the fixing strip (7) protrude from the two ends of the roller body (1), the protruding part of the fixing strip (7) is provided with a fixing hole, the two ends of the roller body (1) are provided with a mounting block (6), the mounting block (6) is located below the fixing strip (7), and the fixing hole is mounted with the mounting block (6) through a fastener.

2. The film winding roller according to claim 1, characterized in that: The fixed groove (2) passes through both end surfaces of the roller body (1), and the length of the movable groove (3) is shorter than the length of the fixed groove (2).

3. The film winding roller according to claim 1, characterized in that: The upper surface of the clamping strip (4) is a curved surface that matches the outer surface of the roller body (1).

4. The film winding roller according to claim 1, characterized in that: The bottom surface of the fixing strip (7) matches the shape of the upper surface of the clamping strip (4).

5. The film winding roller according to claim 1, characterized in that: The mounting block (6) is provided with a threaded hole, and a fastening bolt passes through the fixing hole and is threadedly mounted with the threaded hole.

6. The film winding roller according to claim 1, characterized in that: A magnetic bottom layer is provided at the bottom of the fixing strip (7), and a magnetic top layer is provided at the top of the clamping strip (4), and the magnetic bottom layer and the magnetic top layer are attracted by magnetism.

7. The film winding roller according to claim 1, characterized in that: The outer surfaces of the fixing strip (7) and the clamping strip (4) are provided with a protective rubber layer, and the surface of the protective rubber layer is provided with anti-slip patterns.

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