Winding film slitting and rewinding machine

Abstract

The winding film slitting and rewinding machine comprises a machine base, an unwinding roller is rotationally arranged in one end of the machine base through a first rotating shaft, a first winding inner roller and a second winding inner roller are arranged in the other end of the machine base through a second rotating shaft, and outer winding rollers are arranged on the outer sides of the first winding inner roller and the second winding inner roller in a sliding and clamping mode respectively. The two ends of each outer winding roller are fixed to the outer side of the corresponding inner winding roller in a limited mode through a limiting coil, a gap is formed between one end of the first inner winding roller and the inner wall of the machine base, a gap is formed between one end of the second inner winding roller and the inner wall of the machine base, and the gaps are larger than the length of the outer winding rollers. The two ends of the outer winding roller are limited and fixed to the outer side of the inner winding roller through the limiting spiral rings, so that the outer winding roller is conveniently disassembled, assembled and fixed, the outer winding roller can axially move on the outer side of the inner winding roller by rotating and adjusting the two limiting spiral rings, and therefore the transverse winding position of the outer winding roller can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of rewinding machines, in particular to a winding film slitting and rewinding machine. Background Art

[0002] The rewinder is a special equipment for paper, mica tape and film. Its purpose is to rewind the paper rolls produced by the paper machine in sequence. After rewinding, the paper is made into finished paper and shipped out of the factory. When the rewinder unit is working, the slit film needs to be wound on the film roll.

[0003] The prior art application number 202022861442.9 is a wrap film slitting and rewinding machine that is easy to unload, including a machine body. This product has threaded holes on the top of the connecting rod and the rotating rod. When the wrap film slitting and rewinding machine needs to be unloaded, the personnel can remove the fixing bolts on the top of the rotating rod, and then take the connecting rod out from the inside of the slot on one side of the rotating rod to unload it. After unloading, the personnel can place the two ends of the connecting rod into the inside of the rotating rod through the slot, and then install the fixing bolts in the threaded holes to fix the connecting rod to prevent accidents during processing. However, it is not convenient to disassemble and fix the winding roller, and the stability of the fixation is low, which makes it difficult to meet the needs of film slitting and winding of the slitting and rewinding machine. Utility Model Content

[0004] The utility model aims to provide a wrapping film slitting and rewinding machine to solve the problem in the prior art that it is inconvenient to disassemble and fix the winding roller, and the fixing stability is low, which makes it difficult to meet the needs of film slitting and rewinding of the slitting and rewinding machine.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a winding film slitting and rewinding machine, including a machine base, a unwinding roller is rotatably provided inside one end of the machine base through a first rotating shaft, a first winding inner roller and a second winding inner roller are rotatably provided inside the other end of the machine base through a second rotating shaft, outer winding rollers are slidably clamped on the outer sides of the first winding inner roller and the second winding inner roller, two ends of the outer winding roller are fixed on the outer sides of the winding inner roller by limiting screw rings, and a gap is provided between one end of the first winding inner roller and the second winding inner roller and the inner wall of the machine base, and the gap is greater than the length of the outer winding roller.

[0006] Furthermore, one end of the first rotating shaft is connected to the first motor via a first belt flywheel set, and the outer side of one end of the second rotating shaft is connected to the second motor via a second belt flywheel set.

[0007] Furthermore, limiting convex strips are provided on the outer sides of both ends of the outer winding roller, and the outer diameter of the limiting convex strips is larger than the outer diameter of the outer winding roller.

[0008] Furthermore, the first winding inner roller and the second winding inner roller are provided with external threads on their outer sides, and the limiting spiral coil is provided with internal threads matching with the external threads on its inner side.

[0009] Furthermore, the outer sides of the first winding inner roller and the second winding inner roller are provided with limiting sliding grooves, and the cavity inside the outer winding roller is provided with a limiting convex plate slidably connected to the limiting sliding grooves.

[0010] Furthermore, an adjustment handle is provided on the outer side of the limiting screw ring, and a plurality of the adjustment handles are provided in a ring array.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model is provided with an outer winding roller by slidingly clamping the outer sides of the first winding inner roller and the second winding inner roller respectively, and the two ends of the outer winding roller are fixed on the outer sides of the winding inner roller by limiting spiral rings, and a gap is provided between one end of the first winding inner roller and the second winding inner roller and the inner wall of the machine base, and the gap is larger than the length of the outer winding roller, so that it is convenient to disassemble and fix the outer winding roller, and the fixing stability is high, and the disassembly and assembly are convenient and quick.

[0013] 2. The utility model is provided with an external thread on the outer side of the first winding inner roller and the second winding inner roller, and an internal thread matching the external thread is provided on the inner side of the limiting screw ring. Rotating and adjusting the two limiting screw rings can move the outer winding roller axially on the outer side of the winding inner roller, thereby adjusting the lateral winding position of the outer winding roller, and the adjustment is convenient and quick.

[0014] 3. The utility model provides a limiting slide groove on the outer side of the first winding inner roller and the second winding inner roller, and a limiting convex plate slidably connected to the limiting slide groove is provided in the cavity inside the outer winding roller, so as to limit the outer winding roller slidably sleeved on the outer side of the winding inner roller, so as to improve the stability of the outer winding roller slidingly set on the outer side of the winding inner roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the connection structure between the outer winding roller and the first winding inner roller of the utility model;

[0018] Figure 3 It is a schematic diagram of the limiting screw structure of the utility model;

[0019] Figure 4It is a schematic diagram of the structure of the outer winding roller of the utility model.

[0020] In the figure: 1. machine base; 2. first rotating shaft; 3. unwinding roller; 4. first belt flywheel assembly; 5. first motor; 6. second rotating shaft; 7. second belt flywheel assembly; 8. second motor; 9. first winding inner roller; 10. outer winding roller; 11. limiting convex strip; 12. limiting spiral ring; 13. second winding inner roller; 14. limiting slide groove; 15. adjusting handle; 16. internal thread; 17. external thread; 18. cavity; 19. limiting convex plate. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In an embodiment of the utility model, a winding film slitting and rewinding machine includes a machine base 1, a first unwinding roller 3 is rotatably provided inside one end of the machine base 1 through a first rotating shaft 2, a first winding inner roller 9 and a second winding inner roller 13 are rotatably provided inside the other end of the machine base 1 through a second rotating shaft 6, an outer winding roller 10 is slidably clamped on the outer sides of the first winding inner roller 9 and the second winding inner roller 13, both ends of the outer winding roller 10 are fixed on the outer sides of the winding inner roller by limiting spiral rings 12, and a gap is provided between one end of the first winding inner roller 9 and the second winding inner roller 13 and the inner wall of the machine base 1, and the gap is greater than the length of the outer winding roller 10, so that it is convenient to disassemble and fix the outer winding roller, and the fixing stability is high, and the disassembly and assembly are convenient and quick.

[0023] One end of the first rotating shaft 2 is connected to the first motor 5 through the first belt flywheel group 4, and the outer side of one end of the second rotating shaft 6 is connected to the second motor 8 through the second belt flywheel group 7, so that the two outer winding rollers 10 are driven to rotate independently by the second motor 8 and the second belt flywheel group 7 to wind up the film that has been slit. Limiting convex strips 11 are provided on the outer sides of both ends of the outer winding roller 10, and the outer diameter of the limiting convex strips 11 is larger than the outer diameter of the outer winding roller 10, which is used to limit the outer sides of both ends of the outer winding roller 10, so as to improve the accuracy of the film winding on the outer side of the outer winding roller 10.

[0024] The first winding inner roller 9 and the second winding inner roller 13 are provided with external threads 17 on the outside, and the inner side of the limiting spiral ring 12 is provided with an internal thread 16 that matches the external thread 17, so that the outer winding roller 10 can be easily disassembled and fixed through the two limiting spiral rings 12, and the lateral winding position of the outer winding roller 10 can be adjusted. The first winding inner roller 9 and the second winding inner roller 13 are provided with a limiting slide 14 on the outside, and the cavity 18 inside the outer winding roller 10 is provided with a limiting convex plate 19 that is slidably connected to the limiting slide 14, so that the outer winding roller 10 that is slidably sleeved on the outside of the winding inner roller is limited, so as to improve the stability of the outer winding roller 10 that is slidably set on the outside of the winding inner roller. An adjustment handle 15 is provided on the outside of the limiting spiral ring 12, and a plurality of adjustment handles 15 are provided in a ring array, so that the outer side of the limiting spiral ring 12 can be easily rotated and adjusted.

[0025] The working principle and use process of the utility model are as follows: when in use, the outer winding roller 10 is slidably clamped on the outer sides of the first winding inner roller 9 and the second winding inner roller 13, so that the two outer winding rollers 10 are driven by the second motor 8 and the second belt flywheel group 7 to rotate independently to wind up the film that has been slid and cut, and the two ends of the outer winding roller 10 are fixed on the outer sides of the winding inner rollers by limiting spiral rings 12. A gap is provided between one end of the first winding inner roller 9 and the second winding inner roller 13 and the inner wall of the machine base 1, and the gap is greater than the length of the outer winding roller 10, so that it is convenient to disassemble and fix the outer winding roller, and the fixing stability is high, and the disassembly and assembly are convenient and quick.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A wrapping film slitting and rewinding machine, comprising a machine base (1), characterized in that: A reeling roller (3) is rotatably arranged inside one end of the machine base (1) via a first rotating shaft (2), and a first winding inner roller (9) and a second winding inner roller (13) are rotatably arranged inside the other end of the machine base (1) via a second rotating shaft (6). An outer winding roller (10) is slidably arranged outside the first winding inner roller (9) and the second winding inner roller (13), and both ends of the outer winding roller (10) are fixed to the outside of the winding inner roller via limiting spiral rings (12), and a gap is arranged between one end of the first winding inner roller (9) and the second winding inner roller (13) and the inner wall of the machine base (1), and the gap is greater than the length of the outer winding roller (10).

2. The stretch film slitting and rewinding machine according to claim 1, characterized in that: One end of the first rotating shaft (2) is connected to a first motor (5) through a first belt flywheel set (4), and the outer side of one end of the second rotating shaft (6) is connected to a second motor (8) through a second belt flywheel set (7).

3. The stretch film slitting and rewinding machine according to claim 1, characterized in that: Position limiting convex strips (11) are provided on the outer sides of both ends of the outer winding roller (10), and the outer diameter of the position limiting convex strips (11) is greater than the outer diameter of the outer winding roller (10).

4. The stretch film slitting and rewinding machine according to claim 1, characterized in that: The first winding inner roller (9) and the second winding inner roller (13) are provided with external threads (17) on their outer sides, and the limiting spiral ring (12) is provided with internal threads (16) that match the external threads (17) on its inner side.

5. The stretch film slitting and rewinding machine according to claim 4, characterized in that: The first winding inner roller (9) and the second winding inner roller (13) are provided with limit slide grooves (14) on their outer sides, and a limit convex plate (19) slidably connected to the limit slide grooves (14) is provided in the cavity (18) inside the outer winding roller (10).

6. The stretch film slitting and rewinding machine according to claim 4, characterized in that: An adjustment handle (15) is provided on the outside of the limiting spiral ring (12), and a plurality of the adjustment handles (15) are provided in a ring array.

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