Winding drum with pressing structure for wrapping film

Abstract

The utility model discloses a winding drum with a pressing structure for a wrapping film, which relates to the technical field of winding drums for wrapping films and comprises a support plate, a support arm fixedly mounted on the support plate, a connecting rod rotatably mounted at the upper end of the support arm, a pressing component fixedly mounted on the connecting plate, and a winding drum body rotatably mounted on the support arm. Two detachable fixing assemblies are installed on the winding drum body, a rotating handle is fixedly installed at one end of the winding drum body and extends to the surface of the supporting arm, threaded grooves are formed in the supporting arm and the rotating shaft, the connecting rod is rotatably installed on the rotating shaft, and a threaded rod is in threaded connection with the supporting arm. The screw rod is connected to the rotating shaft through the internal thread of the thread groove, winding films of different specifications can be conveniently wound through the detachable fixing assembly, pressure can be applied to the winding films in the winding process through the pressing assembly, the winding films are wound more compactly, and therefore the winding quality is improved.

Description

Technical Field

[0001] The utility model specifically relates to a winding film reel with a compression structure, belonging to the technical field of winding film reels. Background Art

[0002] Stretch film, also known as stretch film and heat shrink film, was first produced in China with PVC as the base material and DOA as the plasticizer and self-adhesive agent. A reel is needed to wrap the stretch film, but some existing reel devices cannot compress the stretch film when winding it, affecting the winding quality of the stretch film.

[0003] As disclosed in publication number: CN217498301 U, a reel for winding a stretch film comprises two blocking members and a cylinder body, wherein the two blocking members are respectively located at the two ends of the cylinder body: sliding holes are respectively provided at the two ends of the cylinder body and along its axial direction, and the inner wall of the sliding hole is movably connected with a plug-in assembly, wherein the plug-in assembly has a hidden position in the sliding hole and a plug-in position outside the sliding hole in its travel, and when the plug-in assembly is in the plug-in position outside the sliding hole, the two cylinder bodies or the blocking members and the cylinder body are plugged and fixed. In the utility model, the reel adopts a movable plug-in assembly, and by changing the position of the plug-in assembly in the sliding hole, the connection structure at both ends of the cylinder body can be adjusted, so that the cylinder body can be respectively connected to the cylinder body combination of the same specification and connected to the blocking members, so that the reel can be assembled and connected according to the width of the stretch film, ensuring that the reel can wind stretch films of different widths, thereby expanding the scope of application of the reel.

[0004] The winding reel disclosed above is not convenient for pressing the winding films tightly when the winding films are wound, which affects the winding quality. Utility Model Content

[0005] The utility model aims to solve the deficiencies of the prior art and provide a winding film reel with a compression structure, so as to achieve the purpose of making the winding films more compact and improving the winding quality.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme: a reel for winding film with a clamping structure, comprising a support plate, a support arm is fixedly installed on the support plate, a connecting rod is rotatably installed on the upper end of the support arm, a clamping assembly is fixedly installed on the connecting plate, a reel body is rotatably installed on the support arm, a detachable fixing assembly is installed on the reel body, the number of the detachable fixing assemblies is two, a rotating handle is fixedly installed on one end of the reel body, the rotating handle extends to the surface of the support arm, and the reel body is driven to rotate by manually rotating the handle.

[0007] Furthermore, to facilitate the rotation of the connecting rod, a rotating shaft is fixedly installed on the support arm, a threaded groove is opened on the rotating shaft, the connecting plate is rotatably connected to the rotating shaft, a screw is threadedly connected to the support arm, the screw is threadedly connected to the rotating shaft through the internal thread of the threaded groove, and one side of the screw is pressed against the upper surface of the connecting plate.

[0008] Furthermore, the clamping assembly can be limited in position, and a cross positioning hole is provided on the connecting rod.

[0009] Furthermore, in order to make the wrapping film tighter when it is wound, the clamping assembly includes a limit rod, which is inserted into the cross positioning hole, and a mounting seat is fixedly installed on the other end of the limit rod, and a roller is rotatably installed inside the mounting seat. The position of the mounting seat and the roller is adjusted by moving the limit rod, and the roller is parallel to the roll body.

[0010] Furthermore, to facilitate the elastic movement of the limit rod, the roller presses the wrapping film during the winding process. A spring is sleeved on the limit rod, one end of the spring is fixedly connected to the mounting seat, and the other end of the spring is fixedly connected to the connecting rod. The position of the limit rod is adjusted by the expansion and contraction of the spring.

[0011] Furthermore, in order to facilitate the adjustment of the position of the detachable fixing assembly, the reel body is provided with limiting holes which are linearly arranged.

[0012] Furthermore, to facilitate the position of the movable circular baffle, the detachable fixing assembly includes a circular baffle, the circular baffle is sleeved on the reel body, a circular hole is opened on the reel body, and the circular hole is consistent in size with the limiting hole.

[0013] Furthermore, to facilitate fixing the position of the circular baffle, a bolt is inserted into the circular hole, and the bolt is also inserted into the limiting hole. A nut is threadedly connected to the other end of the bolt, and one side of the nut is pressed against the circular baffle. By twisting the nut and removing it, the bolt can be removed, and the circular baffle can be moved to a suitable position, and the bolt can be inserted into a suitable limiting hole to press the bolt against the circular baffle.

[0014] The technical effects and advantages of the utility model are as follows: the compression component can apply pressure to the wrapping film during the wrapping process, so that the wrapping films are wrapped more tightly, thereby improving the wrapping quality; the detachable fixing component facilitates the winding of wrapping films of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the structure of the utility model from the front side perspective;

[0016] Figure 2 It is a partial structural schematic diagram of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the clamping assembly of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the detachable fixing assembly of the utility model.

[0019] In the figure: 1. support plate; 2. support arm; 3. connecting plate; 4. clamping assembly; 401. limit rod; 402. mounting seat; 403. roller; 404. spring; 5. reel body; 6. turning handle; 7. detachable fixing assembly; 701. circular baffle; 702. circular hole; 703. bolt; 704. nut; 8. rotating shaft; 9. screw; 10. cross positioning hole; 11. limit 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-Figure 4 As shown, a reel for winding film with a clamping structure comprises a support plate 1, a support arm 2 is fixedly mounted on the support plate 1, a connecting plate 3 is rotatably mounted on the upper end of the support arm 2, a clamping assembly 4 is fixedly mounted on the connecting plate 3, a reel body 5 is rotatably mounted on the support arm 2, a detachable fixing assembly 7 is mounted on the reel body 5, the number of detachable fixing assemblies 7 is two, a rotating handle 6 is fixedly mounted on one end of the reel body 5, the rotating handle 6 extends to the surface of the support arm 2, and the reel body 5 is driven to rotate by manually rotating the rotating handle 6, thereby facilitating the winding of the winding film.

[0022] A rotating shaft 8 is fixedly installed on the support arm 2, and a threaded groove is provided on the rotating shaft 8. The connecting plate 3 is rotatably connected to the rotating shaft 8. A screw rod 9 is threadedly connected to the support arm 2. The screw rod 9 is threadedly connected to the rotating shaft 8 through the internal thread of the threaded groove, and one side of the screw rod 9 is pressed tightly against the upper surface of the connecting plate 3. By loosening the screw rod 9, it is convenient to rotate the position of the connecting plate 3. By tightening the screw rod 9, the connecting plate 3 is pressed tightly against the support arm 2. A cross positioning hole 10 is provided on the connecting plate 3. The clamping assembly 4 includes a limiting rod 401, which is inserted into the cross positioning hole 10. The position of the limiting rod 401 is conveniently limited through the cross positioning hole 10 to avoid the position change of the roller 403, which affects the pressing of the roller 403 on the wrapping film, and the other end of the limiting rod 401 is fixed A mounting seat 402 is fixedly installed, and a roller 403 is rotatably installed inside the mounting seat 402. The roller 403 is used to press the wrapping film, so that the wrapping film is wrapped more tightly. The position of the mounting seat 402 and the roller 403 is adjusted by moving the limiting rod 401. The position of the limiting rod 401 can be moved according to the thickness of the wrapping film, so that the wrapping film can be compressed. The roller 403 is parallel to the reel body 5, and a spring 404 is sleeved on the limiting rod 401. One end of the spring 404 is fixedly connected to the mounting seat 402, and the other end of the spring 404 is fixedly connected to the connecting plate 3. The position of the limiting rod 401 is adjusted by telescoping the spring 404, so that the wrapping film on the reel body 5 can be compressed during the winding process, thereby improving the winding quality.

[0023] The reel body 5 is provided with limiting holes 11 arranged in a linear manner, and the detachable fixing component 7 includes a circular baffle 701, which is sleeved on the reel body 5, and the reel body 5 is provided with a circular hole 702, and the circular hole 702 is of the same size as the limiting hole 11, a bolt 703 is inserted into the circular hole 702, and the bolt 703 is also inserted into the limiting hole 11, and a nut 704 is threadedly connected to the other end of the bolt 703, and one side of the nut 704 is pressed against the circular baffle 701, and the bolt 703 can be removed by twisting the nut 704 and removing it, so as to move the circular baffle 701 to a suitable position, so as to wrap different widths of wrapping films, align one end of the wrapping film, and wrap different widths of wrapping films, thereby improving the wrapping quality, and inserting the bolt 703 into a suitable limiting hole 11, and pressing the bolt 703 against the circular baffle 701.

[0024] When it is necessary to wind the wrapping film of different widths, screw the nut 704, remove the nut 704 and the bolt 703, move the circular baffle 701 to the appropriate position, and insert the bolt 703 into the appropriate limiting hole 11, screw the nut 704 and the circular baffle 701 to press them together to fix the position of the detachable fixing component 7, and when it is necessary to wind the roll body 5, turn the rotating handle 6, the roll body 5 rotates, and the roller 403 exerts pressure on the wrapping film, making the wrapping film tighter and improving the wrapping quality. When the wrapping film becomes thicker and thicker, the spring 404 expands and contracts, and the limiting rod 401 moves up. The limiting rod 401 can be limited by the cross positioning hole 10 to avoid the position of the roller 403 from changing and affecting the wrapping quality.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A winding film reel with a compression structure, comprising a support plate (1), characterized in that: A support arm (2) is fixedly mounted on the support plate (1); a connecting plate (3) is rotatably mounted on the upper end of the support arm (2); a clamping assembly (4) is fixedly mounted on the connecting plate (3); a reel body (5) is rotatably mounted on the support arm (2); a detachable fixing assembly (7) is mounted on the reel body (5); a rotating handle (6) is fixedly mounted on one end of the reel body (5); and the rotating handle (6) extends to the surface of the support arm (2).

2. The winding film roll with a compression structure according to claim 1, characterized in that: A rotating shaft (8) is fixedly mounted on the support arm (2), a threaded groove is provided on the rotating shaft (8), the connecting plate (3) is rotatably connected to the rotating shaft (8), a screw rod (9) is threadedly connected to the support arm (2), the screw rod (9) is threadedly connected to the rotating shaft (8) through the inner thread of the threaded groove, and one side of the screw rod (9) is pressed against the upper surface of the connecting plate (3).

3. The winding film roll with a compression structure according to claim 1, characterized in that: The connecting plate (3) is provided with a cross positioning hole (10).

4. The winding film reel with a compression structure according to claim 3, characterized in that: The clamping assembly (4) comprises a limiting rod (401), the limiting rod (401) is inserted into the cross positioning hole (10), and a mounting seat (402) is fixedly mounted on the other end of the limiting rod (401), a roller (403) is rotatably mounted inside the mounting seat (402), and the roller (403) is parallel to the reel body (5).

5. The winding film roll with a compression structure according to claim 4, characterized in that: A spring (404) is sleeved on the limiting rod (401), one end of the spring (404) is fixedly connected to the mounting seat (402), and the other end of the spring (404) is fixedly connected to the connecting plate (3).

6. The winding film roll with a compression structure according to claim 1, characterized in that: The reel body (5) is provided with limiting holes (11) which are linearly arranged.

7. The winding film roll with a compression structure according to claim 6, characterized in that: The detachable fixing assembly (7) comprises a circular baffle (701), wherein the circular baffle (701) is sleeved on the reel body (5), and a circular hole (702) is provided on the reel body (5), and the circular hole (702) is the same size as the limiting hole (11).

8. The winding film roll with a compression structure according to claim 7, characterized in that: A bolt (703) is inserted into the circular hole (702), and the bolt (703) is also inserted into the limiting hole (11). The other end of the bolt (703) is threadedly connected to a nut (704), and one side of the nut (704) is pressed against the circular baffle (701).

Images