CN220128897U

CN220128897U - Rotary film slitter

Info

Publication number: CN220128897U
Application number: CN202321510328.9U
Authority: CN
Inventors: 王立国
Original assignee: Hebei Weiyuan Rubber Equipment Co ltd
Current assignee: Hebei Weiyuan Rubber Equipment Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-05
Anticipated expiration: 2033-06-14

Abstract

The utility model relates to the technical field of slitters, in particular to a slitter for cutting films into adhesive tapes in a rotating mode; the utility model provides a rotary film slitter, which comprises a frame body, wherein a conveying belt which is obliquely arranged is arranged at the upper part of the frame body, a measuring meter for measuring the travelling distance of a film is arranged at the upper part of the conveying belt, a pressure roller assembly capable of applying pressure to the film is arranged at the upper part of the frame body along the arrangement direction of the conveying belt, a rotary slicing assembly for cutting the film in a rotary mode is arranged on the left side of the pressure roller assembly on the frame body, a receiving assembly for receiving a rubber strip is arranged at the left side of the rotary slicing assembly, and the rotary slicing assembly can measure the passing length of the film in real time through the measuring meter, so that the rotary cutting rate of the film is adjusted, the cutting error of the film is reduced, and the size of the rubber strip obtained after the film is cut is kept consistent.

Description

Rotary film slitter

Technical Field

The utility model relates to the technical field of slitters, in particular to a slitter for cutting films into adhesive tapes in a rotating mode.

Background

In the prior art, the film is only a preliminary product of rubber, the film is required to be cut to obtain the adhesive tape with the width of the matter, then the adhesive tape is subjected to subsequent shaping processing operation, and when the film is cut into the adhesive tape, the sizes among the adhesive tapes are required to be kept consistent, so that the deviation of the sizes of the subsequent products caused by different sizes of the adhesive tapes is avoided.

In the prior art, a slitter is generally used for cutting a film, however, due to the fact that the film is thinner as a whole, the film is lighter in weight, a slipping phenomenon often occurs in the conveying process by using a conveying belt, and the slitting frequency of the slitter is constant, so that the width sizes of the cut adhesive tapes are different.

Disclosure of Invention

The utility model aims to solve the problems that the existing film cutting usually adopts a slitter to cut films, however, the film is lighter in weight due to thinner overall film, and the phenomenon of slipping frequently occurs in the conveying process by using a conveying belt, and the slitting frequency of the slitter is constant, so that the problem of different width sizes of the cut adhesive tapes is caused.

In order to solve the technical problems, the utility model provides a rotary film slitter which comprises a frame body, wherein a conveying belt which is obliquely arranged is arranged at the upper part of the frame body, a measuring meter for measuring the travelling distance of a film is arranged at the upper part of the conveying belt, a pressure roller assembly capable of applying pressure to the film is arranged at the upper part of the frame body along the arrangement direction of the conveying belt, a rotary slicing assembly for cutting the film in a rotary mode is arranged on the left side of the roller assembly on the frame body, a receiving assembly for receiving adhesive tapes is arranged on the left side of the rotary slicing assembly, and the rotary slicing assembly can measure the passing length of the film in real time through the measuring meter, so that the rotary cutting rate of the film is adjusted, the cutting error of the film is reduced, and the size of the adhesive tapes obtained after the film is cut is kept consistent.

The utility model designs the measuring meter, the compression roller assembly and the rotary slicing assembly, so the rotary slicing assembly can measure the passing length of the film in real time through the measuring meter, thereby adjusting the rotary cutting rate of the film, reducing the cutting error of the film, keeping the size of the adhesive tape obtained after cutting the film consistent, and solving the problems that the adhesive tape width size of the cut adhesive tape is different due to the fact that the adhesive tape is cut by a slitter in the prior art, the film is usually cut by the slitter, the weight of the film is lighter due to the fact that the film is thinner, the slipping phenomenon frequently occurs in the conveying process of the conveying belt, and the slitting frequency of the slitter is constant.

Drawings

Fig. 1 is a right side structural schematic diagram of the embodiment.

Fig. 2 is a left side schematic view of the embodiment.

Fig. 3 is a schematic structural view of the receiving assembly.

Fig. 4 is a schematic view of the structure of the conveying roller assembly.

FIG. 5 is a schematic diagram of the structure of the meter.

Fig. 6 is a schematic structural view of the anti-warp roll assembly.

Fig. 7 is a schematic view of a rotary slice assembly.

In the figure: 1. a receiving assembly; 2. a rotary slice assembly; 3. an anti-warp press roll assembly; 4. a conveyor belt; 5. a frame body; 6. a gauge; 7. a suspension; 8. conveying a press roller assembly; 9. swing arms; 10. a bottom support plate; 11. an unpowered roller; 12. a conveying roller frame; 13. a handle; 14. a conveying roller; 15. a roller; 16. an encoder; 17. a bracket; 18. anti-warp roller; 19. square through groove; 20. an anti-warp roller frame; 21. a knife roll; 22. a tool holder; 23. a cutter; 24. a bed knife; 25. a tool apron; 26. and a motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The utility model relates to a rotary film slitter, which comprises a frame body 5 for supporting, wherein the upper part of the frame body 5 is provided with a conveying belt 4 which is obliquely arranged, the upper part of the conveying belt 4 is provided with a measuring meter 6 for measuring the travelling distance of a film (namely the passing film length), the upper part of the frame body 5 is provided with a pressure roller assembly capable of applying pressure to the film along the arrangement direction of the conveying belt 4, the left side of the pressure roller assembly is provided with a rotary slicing assembly 2 for cutting the film in a rotary mode on the frame body 5, the left side of the rotary slicing assembly 2 is provided with a receiving assembly 1 for receiving a rubber strip, and the rotary slicing assembly 2 can measure the passing length of the film in real time through the measuring meter 6, so that the rotary cutting rate of the film is adjusted, the cutting error of the film is reduced, and the size of the rubber strip obtained after the film cutting is kept consistent.

The measuring meter 6 comprises an encoder 16, a roller 15 and a bracket 17, wherein the roller 15 is used for contacting with a film, so that when the conveying belt 4 drives the film to walk, the roller 15 rotates, the length of the film to walk is recorded, one side of the roller 15 is the encoder 16 connected with the roller, and one side of the encoder 16 is the bracket 17 for supporting.

The operating principle of the meter 6 is: the number of turns of the rotation of the gauge 6 (the number of turns is a complete outer circumference, the outer circumference size of the roller 15 can be selected according to the need), the length size of the film running can be known, then the encoder 16 converts the number of turns of the rotation of the roller 15 into a digital signal (only a simple programming of the PLC is needed here, so that the programming mode is not repeated), and then the digital signal is transmitted to the rotary slicing assembly 2, and the rotary slicing assembly 2 adjusts the cutting rate according to the requirement, so that the size of the adhesive tape obtained by cutting is consistent.

In order to facilitate the mounting of the meter 6, a suspension 7 is thus provided in the longitudinal centre of the frame, to which the suspension 7 is bolted, whereas the meter 6 is mounted in the centre of the suspension 7.

The compression roller assemblies are divided into a conveying compression roller assembly 8 and an anti-tilting compression roller assembly 3 according to different functions, the number of the conveying compression roller assemblies 8 is two, and the conveying compression roller assemblies 8 and the anti-tilting compression roller assemblies 3 are all arranged along the length direction of the conveying belt 4.

The conveying roller assembly 8 comprises conveying rollers 14 arranged on the surface of the conveying belt 4, conveying roller frames 12 connected with the conveying rollers are symmetrically arranged at two ends of the conveying rollers 14, one end of each conveying roller frame 12 is connected with a rotating shaft between the frame body 5, the conveying rollers 14 can be turned over relative to the conveying belt 4 through the conveying roller frames 12, a handle 13 in threaded connection with the frame body 5 is arranged on one side of each conveying roller frame 12, accordingly, the distance between the conveying rollers 14 and the conveying belt 4 can be changed through adjusting the handle 13, films with various thicknesses can be extruded and flattened, friction force between the films and the conveying belt 4 is increased, slipping of the films is prevented, and the measuring result of the measuring meter 6 is more accurate.

The anti-warping roller assembly 3 comprises an anti-warping roller 18 arranged on the surface of the conveying belt 4, anti-warping roller frames 20 connected with the anti-warping roller frames are symmetrically arranged at two ends of the anti-warping roller 18, one ends of the anti-warping roller frames 20 are connected with a rotating shaft between the frame body 5, square through grooves 19 are formed in the anti-warping roller frames 20, the positions of the anti-warping roller frames 18 in the square through grooves 19 are adjusted through bolts, so that the distance between the anti-warping roller 18 and the conveying belt 4 is changed, anti-warping pressure can be applied to films with various thicknesses, and the films can be kept in a stable state when cut.

The rotary slicing assembly 2 comprises a cutter holder 25 which is arranged between one end of the conveying belt 4 and the frame and is connected with a bed knife 24 for cutting operation through bolts, and further comprises a cutter roller 21 which is arranged on one side of the conveying belt 4, wherein two ends of the cutter roller 21 are connected with the frame body 5 through bearing seats, a cutter rest 22 which is used for supporting is fixed on the upper axial direction of the cutter roller 21, a cutter 23 is connected on the upper portion of the cutter rest 22 through bolts, the cutter 23 and the bed knife 24 are matched for cutting films, a motor 26 for driving the cutter roller 21 to rotate is arranged on one side of the cutter roller 21, and the motor 26 drives the cutter roller 21 to rotate, so that the cutter 23 on the upper portion of the cutter roller 21 contacts with the bed knife 24, and films placed on the position of the bed knife 24 are cut into rubber strips with fixed widths.

The material receiving assembly 1 consists of swing arms 9, unpowered rollers 11 and bottom support plates 10, the swing arms 9 are symmetrically arranged on two sides of the frame, a plurality of bottom support plates 10 are arranged between the swing arms 9, the unpowered rollers 11 are arranged at the gap positions between the bottom support plates 10, so that the cut adhesive tapes fall on the upper parts of the bottom support plates 10 under the action of self gravity and then leave the material receiving assembly 1 orderly by means of rotation of the unpowered rollers 11.

When the slitter manufactured by the utility model is used, a user places a film on the upper part of the conveying belt 4, then the conveying roller frame 12 is fixed on the upper part of the frame body 5 through the handle 13, the conveying roller 14 butts against the upper surface of the film, the measuring meter 6 is attached to the upper surface of the film and is used for measuring the length of the film advancing in unit time, then the position of the warp-preventing roller 18 in the square through groove 19 of the warp-preventing roller frame 20 is adjusted according to the thickness of the film, then the conveying belt 4 is started, the conveying belt 4 can drive the film to reach the position of the cutter seat 25, the swing arm 9 stacks the film layer by layer, the cutter 23 is used for cutting the film when the set length is reached, then the cutter roller 21 receives measurement data from the measuring meter 6 in real time, after the travel of the film reaches the set length, a signal is sent, the motor 26 drives the cutter roller 21 to drive the cutter 23 to rotate, so that the cutter 23 and the bottom cutter 24 form fit, the cutting operation of the film is carried out, thus the cutting operation is completed, and the continuous cutting operation of the film can be realized through the continuous rotation of the cutter roller 21 and the continuous feeding operation of the film.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed as the best mode contemplated for carrying out this utility model, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a rotatory film slitter, includes support body (5), and the upper portion of support body (5) is provided with conveyer belt (4) that slope was arranged, its characterized in that: the film cutting device comprises a conveying belt (4), wherein a measuring meter (6) for measuring the travelling distance of a film is arranged on the upper portion of the conveying belt (4), a pressing roller assembly capable of applying pressure to the film is arranged on the upper portion of a frame body (5) along the arrangement direction of the conveying belt (4), a rotary slicing assembly (2) for cutting the film in a rotary mode is arranged on the left side of the pressing roller assembly on the frame body (5), a receiving assembly (1) for receiving a rubber strip is arranged on the left side of the rotary slicing assembly (2), the rotary slicing assembly (2) can measure the passing length of the film in real time through the measuring meter (6), so that the rotary cutting rate of the film is adjusted, the cutting error of the film is reduced, and the size of the rubber strip obtained after the film is cut is kept consistent.

2. The rotary film slitter of claim 1, wherein: the measuring meter (6) comprises an encoder (16), a roller (15) and a bracket (17), wherein the roller (15) is used for being in contact with a film, the encoder (16) is arranged on one side of the roller (15), and the bracket (17) is arranged on one side of the encoder (16).

3. The rotary film slitter of claim 1, wherein: the compression roller assembly is divided into a conveying compression roller assembly (8) and an anti-tilting compression roller assembly (3), and the conveying compression roller assembly (8) and the anti-tilting compression roller assembly (3) are all arranged along the length direction of the conveying belt (4).

4. The rotary film slitter of claim 3, wherein: the conveying press roller assembly (8) comprises a conveying roller (14) arranged on the surface of the conveying belt (4), conveying roller frames (12) connected with the conveying roller frames are symmetrically arranged at two ends of the conveying roller (14), one end of each conveying roller frame (12) is connected with a rotating shaft between the frame body (5), and a handle (13) which can be in threaded connection with the frame body (5) is arranged on one side of each conveying roller frame (12).

5. The rotary film slitter of claim 3, wherein: the anti-warping roller assembly (3) comprises an anti-warping roller (18) arranged on the surface of the conveying belt (4), anti-warping roller frames (20) connected with the anti-warping roller frames are symmetrically arranged at two ends of the anti-warping roller (18), one end of each anti-warping roller frame (20) is connected with a rotating shaft between the frame body (5), and square through grooves (19) are formed in the anti-warping roller frames (20).

6. The rotary film slitter of claim 1, wherein: the rotary slicing assembly (2) comprises a cutter holder (25) arranged at one end of the conveying belt (4) and connected with the frame, and a bed knife (24) used for cutting operation is arranged on the upper portion of the cutter holder (25).

7. The rotary film slitter of claim 6, wherein: the automatic cutting machine is characterized by further comprising a cutter roller (21) arranged on one side of the conveying belt (4), wherein two ends of the cutter roller (21) are connected with the frame body (5) through bearing seats, a cutter rest (22) is fixed on the upper portion of the cutter roller (21) in the axial direction, a cutter (23) is arranged on the upper portion of the cutter rest (22), and a motor (26) for driving the cutter roller (21) to rotate is arranged on one side of the cutter roller.

8. The rotary film slitter of claim 1, wherein: the material receiving assembly (1) consists of swing arms (9), unpowered rollers (11) and bottom support plates (10), the swing arms (9) are symmetrically arranged on two sides of the frame, and the unpowered rollers (11) and the bottom support plates (10) are arranged between the swing arms (9) at intervals.

9. The rotary film slitter of claim 2, wherein: the length direction of the frame is provided with a suspension, and a measuring meter (6) is arranged at the center position of the suspension.