Slitting mechanism applied to protective film

Abstract

The utility model discloses a slitting mechanism applied to a protective film. The slitting mechanism comprises a mounting frame, the driving motor is arranged on the mounting frame; the slitting assembly comprises a rotating disc, a cutter and a stop block, the rotating disc is arranged on a driving shaft of the driving motor, the driving motor drives the rotating disc to rotate, two cutter rests which are movably connected are arranged on the rotating disc, the cutter is detachably connected to the cutter rests, a spring is arranged between the cutter rests, and the stop block is arranged on the rotating disc. The stop block is arranged on one side of the tool rest and connected to the installation frame. Compared with the prior art, the protective film cutting device can solve the problem that the cutting efficiency is low due to the fact that the length of an existing protective film is adjusted after the needed cutting length of the protective film is measured and then the protective film is cut through a cutter.

Description

TECHNICAL FIELD

[0001] The utility model relates to a slitting mechanism, especially a slitting mechanism applied to protective film. BACKGROUND

[0002] The protective film can be classified into digital product protective film, automobile protective film, household protective film, food preservation protective film and the like according to the use. With the popularity of mobile phones and other digital products in China, the protective film has gradually become a general term of screen protective film, and its functions in the field of screen protective film are also various.

[0003] The existing protective film needs to be slitted in the processing process, and the existing slitting mode is mostly manual fixing by holding one end of the protective film, adjusting the length of the protective film after measuring the required cutting length, and then cutting by a cutter, which is time-consuming and laborious, and also relatively dangerous. UTILITY MODEL CONTENT

[0004] The utility model aims at: in order to solve the problem that the existing protective film is adjusted in length after measuring the required cutting length, and then cut by a cutter, resulting in low cutting efficiency, and provides a slitting mechanism applied to protective film.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: a slitting mechanism applied to protective film, which comprises:

[0006] A mounting frame;

[0007] A drive motor, which is arranged on the mounting frame;

[0008] A slitting assembly, which comprises a rotating disc, a cutter and a stopper, the rotating disc is arranged on the driving shaft of the drive motor, the drive motor drives the rotating disc to rotate, two movable connecting knife holders are arranged on the rotating disc, the cutter is detachably connected to the knife holder, a spring is arranged between the knife holders, the stopper is arranged on one side of the knife holder, and the stopper is connected to the mounting frame.

[0009] As a further description of the above technical scheme:

[0010] The stopper is movably connected to the mounting frame.

[0011] As a further description of the above technical scheme:

[0012] A slide rail is arranged on the mounting frame, the stopper is slidably connected to the slide rail, one end of the slide rail is provided with an air cylinder, and the piston rod of the air cylinder is connected with the stopper.

[0013] As a further description of the above technical scheme:

[0014] The rotary disc is provided with a limiting block on one side of the tool holder.

[0015] Further description of the above technical solution:

[0016] The rotary disc is provided with a guide groove arranged along the circumference of the rotary disc.

[0017] Further description of the above technical solution:

[0018] The two tool holders are symmetrically arranged.

[0019] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0020] 1. In the present application, the driving motor, the rotary disc and the cutter are arranged to drive the rotary disc to rotate, and when the rotary disc rotates one circle, the two tool holders are brought close to each other under the action of the stop block to overcome the tension of the spring, so that the cutter cuts the protective film, realizing the fixed-length cutting of the protective film with high efficiency.

[0021] 2. In the present application, the slide rail and the air cylinder are arranged to drive the stop block to move back and forth on the slide rail, so as to approach the tool holder when the rotary disc rotates several circles, thereby realizing the cutting of different lengths of protective film. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0023] Figure 1 It is a structure diagram of a slitting mechanism applied to a protective film.

[0024] Figure 2 It is a structure diagram of a slitting assembly in a slitting mechanism applied to a protective film.

[0025] Figure 3 It is Figure 1 An enlarged view of A in FIG.

[0026] LEGEND:

[0027] 1. mounting frame; 2. driving motor; 3. slitting assembly; 31. rotary disc; 32. cutter; 33. stop block; 4. tool holder; 5. slide rail; 6. air cylinder; 7. limiting block; 8. guide groove. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] Please refer to Figures 1-3 The present application provides a technical solution: a slitting mechanism applied to a protective film, which comprises:

[0030] A mounting frame 1;

[0031] A driving motor 2, which is arranged on the mounting frame 1;

[0032] A slitting assembly 3, which comprises a rotating disc 31, a cutter 32 and a stop block 33. The rotating disc 31 is arranged on the driving shaft of the driving motor 2, and the driving motor 2 drives the rotating disc 31 to rotate. Two movably connected cutter holders 4 are arranged on the rotating disc 31. The cutter 32 is detachably connected to the cutter holder 4. A spring is arranged between the cutter holders 4. The stop block 33 is arranged on one side of the cutter holder 4 and is connected to the mounting frame 1.

[0033] The stop block 33 is movably connected to the mounting frame 1. A slide rail 5 is arranged on the mounting frame 1, and the stop block 33 is slidably connected to the slide rail 5. One end of the slide rail 5 is provided with a pneumatic cylinder 6, and the piston rod of the pneumatic cylinder 6 is connected to the stop block 33. The pneumatic cylinder can drive the stop block to move back and forth on the slide rail, so as to approach the cutter holder when the rotating disc rotates for multiple turns. In this way, the slitting of protective films with different lengths can be realized.

[0034] A limiting block 7 is arranged on the rotating disc 31 and located on one side of the cutter holder 4. The movement of the cutter holder can be limited.

[0035] A guide groove 8 is arranged on the rotating disc 31 and arranged along the circumference of the rotating disc 31. The guide groove 8 can prevent the protective film from being deviated.

[0036] The two cutter holders 4 are symmetrically arranged.

[0037] Working principle: through the setting drive motor, carousel and cutter, the drive motor can drive the carousel rotation, the carousel every rotation, in the progress block, two cutter frame under the action of block, overcome the spring tension and each other, so that the cutter cut the protective film, realize the fixed length cut of protective film, high efficiency. Through the setting slide rail and cylinder, the cylinder can drive the block on the slide rail back and forth, so as to approach the cutter frame when the carousel turns many circles, so as to realize the cut of different protective film length.

[0038] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art according to the technical scheme and the utility model concept of the present application within the technical range disclosed by the present application, equivalent replacement or change, should be covered in the protection scope of the present application.

Claims

1. A slitting mechanism applied to a protective film, characterized by, Include: Mounting frame; Driving motor, the driving motor is arranged on the mounting frame; Slitting assembly, it includes rotating disc, cutting knife and stopper, the rotating disc is arranged on the driving shaft of the driving motor, the driving motor drives the rotating disc to rotate, the rotating disc is provided with two movable connecting knife holders, the cutting knife is detachably connected on the knife holder, the spring is arranged between the knife holders, the stopper is arranged on one side of the knife holder, the stopper is connected on the mounting frame, the stopper is movably connected on the mounting frame, the slide rail is arranged on the mounting frame, the stopper is slidably connected on the slide rail, one end of the slide rail is provided with pneumatic cylinder, the piston rod of the pneumatic cylinder is connected with the stopper.

2. The slitting mechanism for a protective film according to claim 1, wherein The rotating disc is provided with a limit block, and the limit block is located on one side of the knife holder.

3. The slitting mechanism for a protective film according to claim 1, wherein The rotating disc is provided with a guide groove, and the guide groove is arranged along the circumference of the rotating disc.

4. The slitting mechanism for a protective film according to claim 1, wherein Two knife holders are symmetrically arranged.

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