Self-cleaning cutter mechanism

Abstract

The application is suitable for the technical field of cutting knives, and provides a self-cleaning cutting knife mechanism, which comprises a mounting frame, a guide plate fixedly connected to the mounting frame, a clamping assembly arranged on the mounting frame, a cutting assembly arranged on the mounting frame, and a cleaning assembly arranged on the clamping assembly; according to the product size, a plurality of mounting frames drive corresponding structures to move to a preset position, a product falls from a guide opening to the preset position from a previous process, the clamping assembly clamps the product in cooperation with the guide plate, simultaneously extrudes the film to make the film flatly adhere to the product film, and extrudes the excess corner film to the preset position, the cutting assembly is started, the cutting assembly cuts the excess corner film in cooperation with the guide plate and the clamping assembly, after cutting is completed, each mechanism is reset, the product falls to the preset position under the action of gravity, and the cleaning assembly cleans the film adhered to the guide plate and the clamping assembly, so that the self-cleaning and cleaning effect are good.

Description

Technical Field

[0001] The invention belongs to the technical field of cutters, and in particular relates to a self-cleaning cutter mechanism. Background Art

[0002] The traditional film sealing and cutting mechanism can automatically cut and seal smaller, lighter and statically charged films, such as POF, PE, hinged films, etc.

[0003] However, the existing cutting and sealing mechanisms on the market can easily cause instability or malfunction of the mechanism's operation when sealing small films or welding small film waste due to static adsorption on the surface of the mechanism equipment or adhesion to the surface of the tool or knife pad due to welding. Summary of the Invention

[0004] The purpose of the embodiments of the present invention is to provide a self-cleaning cutter mechanism, aiming to solve the problems existing in the background technology.

[0005] The embodiment of the present invention is implemented as follows: a self-cleaning cutter mechanism, comprising:

[0006] A mounting frame is fixedly connected to a material guide plate, a clamping assembly is provided on the mounting frame, and the material guide plate is used to cooperate with the clamping assembly to clamp excess film at the corners of the product, a cutting assembly is provided on the mounting frame, and the cutting assembly is used to cooperate with the material guide plate to cut excess film, a cleaning assembly is provided on the clamping assembly, and the cleaning assembly is used to clean the film adhered to the clamping assembly or the material guide plate.

[0007] As a further solution of the present invention, the mounting frame includes a mounting plate and a side plate, the mounting plate is fixedly connected to the side plate, the side plate is fixedly connected to the material guide plate, the clamping assembly includes a cylinder 1 and a movable plate, the cylinder 1 is fixedly connected to the side plate, the cylinder 1 is fixedly connected to the movable plate, and the movable plate is parallel to the side adjacent to the material guide plate.

[0008] As a further solution of the present invention, an anti-cutting plate is provided on the movable plate, and an elastic pad is fixedly connected to the movable plate.

[0009] As a further solution of the present invention, the cleaning assembly includes a cylinder three, a connecting plate and a soft pad, the cylinder three is fixedly connected to the movable plate, the cylinder three is fixedly connected to the connecting plate, and the connecting plate is fixedly connected to the soft pad.

[0010] As a further solution of the present invention, the connecting plate is processed into a U shape, the soft pads are symmetrically distributed on the connecting plate, and the side surfaces of the two soft pads are respectively in contact with the guide plate and the movable plate.

[0011] As a further solution of the present invention, the cutting assembly includes cylinder 2 and a sealing and cutting tool. Cylinder 2 is fixedly connected to the side plate, and cylinder 2 is fixedly connected to the sealing and cutting tool. A tool limit port is provided on the guide plate for cooperating with the sealing and cutting tool.

[0012] As a further solution of the present invention, the movable plate is fixedly connected to a waste bin.

[0013] As a further solution of the present invention, the waste bin is fixedly connected to a pipeline interface, and the pipeline interface is connected to a negative pressure system.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: according to the product size, several mounting frames drive the corresponding structures to move to the preset position, the product falls from the material guide port to the preset position from the previous process, the clamping assembly cooperates with the material guide plate to clamp the product while squeezing the film to make it flat and fit the product film, and squeeze the excess corner film to the preset position, start the cutting assembly, the cutting assembly cooperates with the material guide plate and the clamping assembly to cut the excess corner film, after the cutting is completed, each mechanism is reset, and the product falls to the preset position under the action of gravity, the cleaning assembly cleans the film adhered to the material guide plate and the clamping assembly, and has the advantages of self-cleaning and good cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a self-cleaning cutter mechanism provided by an embodiment of the present invention;

[0016] Figure 2 Another structural schematic diagram of a self-cleaning cutter mechanism provided by an embodiment of the present invention;

[0017] Figure 3 A schematic diagram of a partial top view of a self-cleaning cutter mechanism provided by an embodiment of the present invention;

[0018] Figure 4 A schematic diagram of the assembly structure of a self-cleaning cutter mechanism provided in an embodiment of the present invention.

[0019] In the attached figure: 1-product, 2-guide plate, 21-tool limit port, 3-clamping assembly, 31-cylinder one, 32-moving plate, 33-anti-cutting plate, 4-elastic pad, 5-mounting frame, 51-mounting plate, 52-side plate, 6-cutting assembly, 61-cylinder two, 62-sealing and cutting tool, 7-cleaning assembly, 71-cylinder three, 72-connecting plate, 73-soft pad, 8-waste bin, 9-pipeline interface. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0021] The specific implementation of the present invention is described in detail below with reference to specific embodiments.

[0022] like Figures 1 to 4 FIG. 1 is an embodiment of the present invention, a self-cleaning cutter mechanism, comprising:

[0023] The mounting frame 5 is fixedly connected to the material guide plate 2, and the mounting frame 5 is provided with a clamping component 3. The material guide plate 2 is used to cooperate with the clamping component 3 to clamp the excess film at the corners of the product 1. The mounting frame 5 is provided with a cutting component 6. The cutting component 6 is used to cooperate with the material guide plate 2 to cut the excess film. The clamping component 3 is provided with a cleaning component 7. The cleaning component 7 is used to clean the film adhered to the clamping component 3 or the material guide plate 2.

[0024] In this embodiment, the mounting frame 5 is installed at a preset position. The number of the mounting frame 5, the guide plate 2, the clamping assembly 3, the cutting assembly 6 and the cleaning assembly 7 is four. The mounting frame 5, the guide plate 2, the clamping assembly 3, the cutting assembly 6 and the cleaning assembly 7 are symmetrically distributed. The guide plates 2 cooperate with each other to form a guide port. The product 1 falls from the guide port to the preset position from the previous process. According to the size of the product 1, the mounting frame 5 is moved to the preset position so that the product 1 falls from the guide port to the preset position from the previous process, and a number of clamping assemblies 3 are started. The clamping assembly 3 moves linearly to resist The film on the corresponding side of the product 1 is then fixed to the product 1, so that the film fits the product 1, and the excess film is squeezed to the preset position, and several cutting components 6 are started. The cutting components 6 cooperate with the guide plate 2 and the clamping component 3 to cut the excess film through linear movement. After the cutting is completed, each mechanism is reset to the preset position (the cleaning component 7 fits the guide plate 2 and the clamping component 3). At this time, the product 1 falls to the preset position under the action of gravity, providing the necessary conditions for the next heat shrink packaging. The cleaning component 7 is started to clean the film adhered to the clamping component 3 or the guide plate 2, which has the advantage of self-cleaning.

[0025] See also Figures 1 to 4 In one embodiment of the present invention, the mounting frame 5 includes a mounting plate 51 and a side plate 52, the mounting plate 51 is fixedly connected to the side plate 52, the side plate 52 is fixedly connected to the guide plate 2, the clamping assembly 3 includes a cylinder 31 and a movable plate 32, the cylinder 31 is fixedly connected to the side plate 52, the cylinder 31 is fixedly connected to the movable plate 32, and the movable plate 32 is parallel to the side adjacent to the guide plate 2.

[0026] In this embodiment, the movable plate 32 is provided with an anti-cutting plate 33, and the movable plate 32 is fixedly connected to the elastic pad 4; the cutting assembly 6 includes a second cylinder 61 and a sealing and cutting tool 62, the second cylinder 61 is fixedly connected to the side plate 52, the second cylinder 61 is fixedly connected to the sealing and cutting tool 62, and the guide plate 2 is provided with a tool limiter 21 for cooperating with the sealing and cutting tool 62; the mounting plate 51 is installed in a preset position, and the cylinder 1 31 is started, and the cylinder 1 31 drives the movable plate 32 to move linearly to the preset position, and the movable plate 32 drives the elastic pad 4 to move linearly to the preset position, and the redundant adjustment amount of the elastic pad 4 in the process of resisting the extrusion of the film is adapted by the elastic pad 4 to ensure All uneven positions can be clamped, so that the film at the corners of product 1 can fit the product 1 smoothly, and it is beneficial to the sealing and cutting of subsequent films; start cylinder 2 61, and cylinder 2 61 drives the sealing and cutting tool 62 to move in a straight line, and the sealing and cutting tool 62 passes through the tool limit port 21 to contact the film and cooperate with the anti-cutting plate 33 to achieve the removal of excess film at corners. After the cutting is completed, each mechanism is reset to the preset position. When the blade on the sealing and cutting tool 62 is reset, the film adhered to the surface of the blade is cleaned through the tool limit port 21, and at this time the product 1 falls to the preset position under the action of gravity, and the cleaning component 7 is started to clean the film adhered to the movable plate 32, the elastic pad 4 and the guide plate 2, which has the advantage of self-cleaning.

[0027] See also Figures 1 to 4 In one embodiment of the present invention, the cleaning assembly 7 includes a cylinder three 71, a connecting plate 72 and a soft pad 73, the cylinder three 71 is fixedly connected to the movable plate 32, the cylinder three 71 is fixedly connected to the connecting plate 72, and the connecting plate 72 is fixedly connected to the soft pad 73.

[0028] In this embodiment, the connecting plate 72 is processed into a U shape, and the soft pads 73 are symmetrically distributed on the connecting plate 72. The sides of the two soft pads 73 are respectively fitted with the guide plate 2, the movable plate 32 and the elastic pad 4; the movable plate 32 is fixedly connected to the waste bin 8, and the waste bin 8 is fixedly connected to the pipe interface 9, and the pipe interface 9 is connected to the negative pressure system; through the guide port formed by the guide plate 2, the product 1 falls onto the bin through the guide port, the clamping assembly 3 is started to cooperate with the elastic pad 4 to clamp the product 1 and squeeze the excess corner film to the top of the bin, and the cutting assembly 6 is started to cut the excess corner film , the film falls into the hopper, and after the cutting is completed, each mechanism is reset, the clamping assembly 3 no longer clamps the product 1, and several hoppers are reset to the preset position and no longer support the product 1. At this time, the product 1 falls to the preset position under the action of gravity, and the cylinder three 71 is started. The cylinder three 71 drives the connecting plate 72 to move in a straight line, and the connecting plate 72 drives the soft pad 73 to move in a straight line. The soft pad 73 cleans the film adhered to the guide plate 2, the movable plate 32 and the elastic pad 4, and the film falls into the hopper, and the negative pressure system is started. The negative pressure system sucks the film to the preset position through the pipe interface 9, which has the advantages of self-cleaning and good cleaning effect.

[0029] Working principle:

[0030] According to the size of product 1, several mounting frames 5 drive the corresponding structure to move to the preset position, and product 1 falls from the material guide port to the preset position from the previous process. The clamping component 3 cooperates with the material guide plate 2 to clamp the product 1 while squeezing the film to make it flat and fit the product 1 film, and squeeze the excess corner film to the preset position, and start the cutting component 6. The cutting component 6 cooperates with the material guide plate 2 and the clamping component 3 to cut the excess corner film. After the cutting is completed, each mechanism is reset, and the product 1 falls to the preset position under the action of gravity. The cleaning component 7 cleans the film adhered to the material guide plate 2 and the clamping component 3, which has the advantages of self-cleaning and good cleaning effect.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A self-cleaning cutter mechanism, characterized in that: include: A mounting frame, the mounting frame is fixedly connected to a material guide plate, the mounting frame is provided with a clamping assembly, the material guide plate is used to cooperate with the clamping assembly to clamp excess film at the corners of the product, the mounting frame is provided with a cutting assembly, the cutting assembly is used to cooperate with the material guide plate to cut excess film, and the clamping assembly is provided with a cleaning assembly, the cleaning assembly is used to clean the film adhered to the clamping assembly or the material guide plate; The mounting frame includes a mounting plate and a side plate, the mounting plate is fixedly connected to the side plate, the side plate is fixedly connected to the guide plate, the clamping assembly includes a cylinder 1 and a movable plate, the cylinder 1 is fixedly connected to the side plate, the cylinder 1 is fixedly connected to the movable plate, and the movable plate is parallel to the side surface adjacent to the guide plate; The cleaning assembly includes a cylinder three, a connecting plate and a soft pad, wherein the cylinder three is fixedly connected to the movable plate, the cylinder three is fixedly connected to the connecting plate, and the connecting plate is fixedly connected to the soft pad; The cutting assembly includes a second cylinder and a sealing and cutting tool. The second cylinder is fixedly connected to the side plate. The second cylinder is fixedly connected to the sealing and cutting tool. A tool limiting opening is provided on the guide plate for cooperating with the sealing and cutting tool.

2. A self-cleaning cutter mechanism according to claim 1, characterized in that: The movable plate is provided with an anti-cutting plate, and the movable plate is fixedly connected with an elastic pad.

3. The self-cleaning cutter mechanism according to claim 1, characterized in that: The connecting plate is processed into a U shape, and the soft pads are symmetrically distributed on the connecting plate, and the side surfaces of the two soft pads are respectively in contact with the material guide plate and the movable plate.

4. The self-cleaning cutter mechanism according to claim 1, characterized in that: The movable plate is fixedly connected with a waste bin.

5. A self-cleaning cutter mechanism according to claim 4, characterized in that: The waste bin is fixedly connected to a pipeline interface, and the pipeline interface is connected to a negative pressure system.

6. The self-cleaning cutter mechanism according to claim 1, characterized in that: The number of the mounting frame, the guide plate, the clamping assembly, the cutting assembly and the cleaning assembly are all four, and the mounting frame, the guide plate, the clamping assembly, the cutting assembly and the cleaning group are centrally symmetrically distributed.

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