Discharging and cutting mechanism for mixed rubber sheet

Abstract

The utility model provides a discharging and cutting mechanism for mixed rubber sheets, which belongs to the technical field of rubber sheet cutting and comprises a bottom frame, an operating frame, a cutting component, a linear driver and a limiting frame. The bottom frame is provided with a supporting face, the operation frame is fixedly installed on the bottom frame, and a cutting cavity is formed between the operation frame and the bottom frame. The cutting assembly is installed in the cutting cavity and connected with the operation frame in a sliding fit mode. The cutting assembly is provided with a cutting edge and an elastic extrusion part, and the lower end face of the elastic extrusion part is located below the cutting edge. The linear driver is fixedly installed on the operation frame and connected with the cutting assembly, and the limiting frame is fixedly installed on the bottom frame and located on the side, close to the discharging direction of the mixed rubber sheet, of the operation frame; the limiting frame is provided with a limiting cavity and a limiting face used for abutting against the end of the material mixing rubber piece. According to the discharging and cutting mechanism for the mixed rubber sheet, the cutting accuracy of the mixed rubber sheet is improved, and the cross section of the mixed rubber sheet is neat and attractive.

Description

Technical Field

[0001] The utility model belongs to the technical field of film cutting, and more specifically, relates to a cutting mechanism for discharging mixed material films. Background Art

[0002] In the process of producing rubber, it is necessary to process the mixed materials into films, and then transport the mixed material films away through conveyors and the like. During the transportation of the mixed material films, it is necessary to cut the mixed material films to reach the required size for packaging, so as to facilitate the subsequent work. At present, when cutting and trimming the mixed material films, a cutting device is installed above the conveyor belt to cut the mixed material films from top to bottom. However, using this method, the cutting accuracy of the mixed material films is relatively low, and the cross-section of the mixed material films is uneven and unattractive. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a cutting mechanism for discharging mixed material films, so as to solve the technical problems in the prior art that the cutting accuracy of the mixed material films is relatively low, and the cross-section of the mixed material films is uneven and unattractive.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: providing a cutting mechanism for discharging mixed material films, including:

[0005] A chassis, which is used to be installed between two conveyor belts; one side of the upper end surface of the chassis is provided with a supporting surface, and the supporting surface is used to be arranged close to the incoming direction of the mixed material film;

[0006] An operation frame, which is fixedly installed on the chassis, and there is a cutting cavity above the supporting surface between the operation frame and the chassis;

[0007] A cutting component, which is installed in the cutting cavity and is slidably connected with the operation frame in a matching manner; the cutting component is arranged along the width direction of the mixed material film; the cutting component has a cutting edge and an elastic extrusion part located on one side of the cutting edge, and the lower end surface of the elastic extrusion part is located below the cutting edge;

[0008] A linear drive, which is fixedly installed on the operation frame; the free end of the linear drive is connected with the cutting component and is used to drive the cutting component to move up and down;

[0009] A limiting frame, which is fixedly installed on the chassis and is arranged on one side of the operation frame close to the outgoing direction of the mixed material film; a limiting cavity corresponding to and communicating with the cutting cavity is provided on the limiting frame, and a limiting surface for abutting against the end of the mixed material film is provided in the limiting cavity.

[0010] In a possible implementation, the support surface includes two juxtaposed extrusion sections and avoidance sections, the extrusion sections and the avoidance sections are arranged vertically staggered, and the extrusion sections are located above the avoidance sections; the extrusion sections are directly below the elastic extrusion parts, and the avoidance sections are directly below the cutting edges; the extrusion sections are coplanar with the conveyor belt in the direction of the mixing film, and the avoidance sections are coplanar with the conveyor belt in the direction of the mixing film going.

[0011] In a possible implementation, a support plate extending horizontally outward is provided on a side of the operation frame away from the limit frame, and a guiding inclined surface is provided on an upper side of an end of the support plate away from the operation frame.

[0012] In a possible implementation, the operation frame includes two side plates and a top plate fixedly installed at upper ends of the two side plates, and the two side plates are fixedly installed on two sides of the support surface; the top plate and the two side plates enclose the cutting cavity, the cutting assembly is slidably connected with the two side plates, and the linear driver is fixedly installed on the top plate.

[0013] In a possible implementation, vertical guide rails are provided on both of the two side plates; the cutting assembly includes a support block and two sliders respectively fixedly installed at two ends of the support block, and the sliders are installed in cooperation with the corresponding guide rails; the cutting edge and the elastic extrusion part are both installed on the support block.

[0014] In a possible implementation, the cutting edge is fixedly installed at a lower end of the support block, and the elastic extrusion part includes:

[0015] An installation block fixedly installed on a side surface of the support block; a through hole is provided on the installation block;

[0016] A guide rod slidably connected in the through hole, and the upper and lower ends are located above and below the installation block; a limit flange is provided at an upper end of the guide rod;

[0017] An extrusion plate fixedly installed at a lower end of the guide rod;

[0018] An elastic member sleeved on the guide rod and located between the installation block and the extrusion plate.

[0019] In a possible implementation, the number of the elastic extrusion parts is two and they are arranged at intervals; the extrusion plates on the two elastic extrusion parts are of an integral structure.

[0020] In a possible implementation, the limit frame includes:

[0021] Side panels, two in number, are respectively fixedly installed on both sides of the chassis; one side of each of the two side panels and the side close to the operation frame abuts against the side surface of the operation frame;

[0022] Rear panel, fixedly installed at one end of the two side panels away from the operation frame;

[0023] Top panel, fixedly installed at the upper ends of the two side panels and the rear panel, and one side of the top panel abuts against one side of the operation frame; the two side panels, the rear panel and the top panel enclose the limiting cavity, and one side surface of the rear panel close to the operation frame is the limiting surface.

[0024] In a possible implementation manner, an observation window and a transparent plate for covering the observation window are provided on the rear panel, and the transparent plate is hinged to the rear panel.

[0025] In a possible implementation manner, a limiting roller is provided on the front side of the chassis, the limiting roller is located above the front conveyor belt, and there is a moving gap for the mixing film to pass through between the limiting roller and the front conveyor belt; the rear conveyor belt is lower than the front conveyor belt, and the rear conveyor belt is located below the limiting frame, and there is a transportation gap between the lower end surface of the limiting frame and the rear conveyor belt.

[0026] The beneficial effect of the mixing film discharging and cutting mechanism provided by the present utility model lies in that: compared with the prior art, when the mixing film discharging and cutting mechanism of the present utility model works, the end of the mixing film moves from the conveyor belt towards the chassis and enters the limiting cavity of the limiting frame through the cutting cavity in the operation frame, and then abuts against the limiting surface of the limiting frame, so that the distance between the end of the mixing film and the cutting edge on the cutting component meets the requirements; then the linear driver is started to drive the whole cutting component to move downward, the elastic extrusion part first acts on the mixing film and tightly presses on the mixing film under its own elastic action, and then the cutting edge continues to move downward to neatly cut the mixing film; the cut mixing film falls downward onto the conveyor belt placed at the rear and is transported away; in this way, the cutting accuracy of the mixing film is improved, and the cross section of the mixing film is neat and beautiful. Description of the Drawings

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0028] Figure 1The front view of the discharging and cutting mechanism for the mixing film provided by the embodiment of the present utility model Figure 1 ;

[0029] Figure 2 The top view of the discharging and cutting mechanism for the mixing film provided by the embodiment of the present utility model;

[0030] Figure 3 The side view of the discharging and cutting mechanism for the mixing film provided by the embodiment of the present utility model;

[0031] Figure 4 The front view of the discharging and cutting mechanism for the mixing film provided by the embodiment of the present utility model Figure 2 ;

[0032] Figure 5 The schematic diagram of the discharging and cutting mechanism for the mixing film with a limiting roller provided by the embodiment of the present utility model.

[0033] Among them, each reference numeral in the figure:

[0034] 1, chassis; 11, supporting surface; 12, extrusion section; 13, avoidance section; 14, limiting roller; 15, moving gap; 2, operating frame; 21, cutting cavity; 22, supporting plate; 23, guiding inclined surface; 24, side plate; 25, top plate; 26, guide rail; 3, cutting assembly; 31, cutting edge; 32, supporting block; 33, slider; 4, elastic extrusion part; 41, mounting block; 42, guiding rod; 43, limiting flange; 44, extrusion plate; 45, elastic member; 5, linear driver; 6, limiting frame; 61, limiting cavity; 62, limiting surface; 63, side panel; 64, rear panel; 65, top panel; 66, observation window; 67, transparent plate. Detailed implementation manners

[0035] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model 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 utility model and are not used to limit the present utility model.

[0036] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0037] It should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0038] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, "a plurality" means two or more, unless otherwise specifically defined.

[0039] Please refer to Figures 1 to 4 , and now the mixing film discharging and cutting mechanism provided by the present utility model will be described. A mixing film discharging and cutting mechanism includes a chassis 1, an operation frame 2, a cutting assembly 3, a linear driver 5 and a limiting frame 6; the chassis 1 is used to be installed between two conveyor belts; one side of the upper end surface of the chassis 1 is provided with a supporting surface 11, and the supporting surface 11 is used to be arranged close to the incoming direction of the mixing film; the operation frame 2 is fixedly installed on the chassis 1, and a cutting cavity 21 located above the supporting surface 11 is arranged between the operation frame 2 and the chassis 1; the cutting assembly 3 is installed in the cutting cavity 21 and is slidably connected with the operation frame 2; the cutting assembly 3 is arranged along the width direction of the mixing film; the cutting assembly 3 has a cutting edge 31 and an elastic extrusion part 4 located on one side of the cutting edge 31, and the lower end surface of the elastic extrusion part 4 is located below the cutting edge 31; the linear driver 5 is fixedly installed on the operation frame 2; the free end of the linear driver 5 is connected with the cutting assembly 3 and is used to drive the cutting assembly 3 to move up and down; the limiting frame 6 is fixedly installed on the chassis 1 and is arranged on one side of the operation frame 2 close to the outgoing direction of the mixing film; a limiting cavity 61 corresponding to and communicating with the cutting cavity 21 is arranged on the limiting frame 6, and a limiting surface 62 used to abut against the end of the mixing film is arranged in the limiting cavity 61.

[0040] The discharging and cutting mechanism for the mixed material film provided by the utility model, compared with the prior art, during operation, the end of the mixed material film moves from the conveyor belt towards the chassis 1 and passes through the cutting cavity 21 in the operation frame 2 and enters the limiting cavity 61 of the limiting frame 6, and then abuts against the limiting surface 62 of the limiting frame 6, so that the distance between the end of the mixed material film and the cutting edge 31 on the cutting assembly 3 meets the requirements; then the linear driver 5 is started to drive the whole cutting assembly 3 to move downward. First, the elastic extrusion part 4 acts on the mixed material film and tightly squeezes the mixed material film under its own elastic action, and then the cutting edge 31 continues to move downward to neatly cut off the mixed material film; the cut mixed material film falls downward onto the conveyor belt placed at the rear and is transported away; in this way, the cutting accuracy of the mixed material film is improved, and the cross section of the mixed material film is neat and beautiful.

[0041] Please refer to Figure 1 and Figure 3 , as a specific embodiment of the discharging and cutting mechanism for the mixed material film provided by the utility model, the supporting surface 11 includes two juxtaposed extrusion sections 12 and avoidance sections 13, the extrusion sections 12 and the avoidance sections 13 are arranged in an up-and-down staggered manner, and the extrusion sections 12 are located above the avoidance sections 13; the extrusion sections 12 are directly below the elastic extrusion part 4, and the avoidance sections 13 are directly below the cutting edge 31; the extrusion sections 12 are coplanar with the conveyor belt in the direction of the incoming mixed material film, and the avoidance sections 13 are coplanar with the conveyor belt in the direction of the outgoing mixed material film; the extrusion sections 12 and the avoidance sections 13 are arranged side by side in sequence along the moving direction of the mixed material film, and the extrusion sections 12 and the avoidance sections 13 are respectively flush with the upper end surfaces of the adjacent conveyor belts. Therefore, after the linear driver 5 is started, the elastic extrusion part 4 acts on the mixed material film on the extrusion section 12, and then the cutting edge 31 continues to move downward and acts on the mixed material film on the avoidance section 13, and the mixed material film is smoothly cut off by means of the avoidance groove, and the cut mixed material film falls downward and lands on the groove bottom surface of the avoidance groove and the conveyor belt at the rear, so that the cut mixed material film is smoothly transported away.

[0042] Please refer to Figures 1 to 3 , as a specific embodiment of the discharging and cutting mechanism for the mixed material film provided by the utility model, a supporting plate 22 extending horizontally outwards is provided on one side of the operation frame 2 away from the limiting frame 6, and a guiding inclined surface 23 is provided on the upper side of the end of the supporting plate 22 away from the operation frame 2; when the mixed material film enters the cutting cavity 21 from the conveyor belt at the front side, in order to prevent the front end of the mixed material film from being bent downward and abutting against the operation frame 2, the supporting plate 22 and the guiding inclined surface 23 are provided so that the mixed material film first acts on the guiding inclined surface 23, then moves upward along the guiding inclined surface 23 to the supporting plate 22, and then smoothly moves to the extrusion section 12 of the supporting surface 11. At the same time, the distance between the operation frame 2 and the conveyor belt at the front side is also reduced by means of the supporting plate 22.

[0043] Please refer toFigures 1 to 3 As a specific implementation manner of the mixing film discharging and cutting mechanism provided by the present utility model, the operation frame 2 includes two side plates 24 and a top plate 25 fixedly installed at the upper ends of the two side plates 24. The two side plates 24 are fixedly installed on both sides of the support surface 11; the top plate 25 and the two side plates 24 enclose a cutting cavity 21. The cutting assembly 3 is slidably and cooperatively connected to the two side plates 24. The linear drive 5 is fixedly installed on the top plate 25; that is, the operation frame 2 is an inverted U-shaped plate. The two wing plates of the U-shaped plate are respectively fixedly installed on both sides of the support surface 11, and its web is arranged parallel to and spaced from the support surface 11 up and down. A cutting cavity 21 is formed between the support surface 11, the top plate 25 and the two side plates 24, so that the cutting cavity 21 forms an enclosed space. A through hole communicating with the cutting cavity 21 is provided on the top plate 25. The linear drive 5 is fixedly installed on the top plate 25. The free end of the linear drive 5 slidably passes through the through hole and is connected to the cutting assembly 3. The linear drive 5 adopts a cylinder, an electric push rod, etc.

[0044] Please refer to Figure 1 and Figure 3 As a specific implementation manner of the mixing film discharging and cutting mechanism provided by the present utility model, vertical guide rails 26 are provided on both of the two side plates 24; the cutting assembly 3 includes a support block 32 and two sliders 33 respectively fixedly installed at both ends of the support block 32, and the sliders 33 are cooperatively installed with the corresponding guide rails 26; the cutting edge 31 and the elastic extrusion part 4 are both installed on the support block 32; the support block 32 serves as the main structure of the cutting assembly 3. Sliders 33 are fixedly installed on both sides of the support block 32. When the support block 32 is installed into the cutting cavity 21, the sliders 33 on both sides of the support block 32 are respectively cooperatively installed on the two guide rails 26. Therefore, when the linear drive 5 is started to drive the support block 32 to move up and down, under the cooperative installation of the sliders 33 and the guide rails 26, the support block 32 moves more smoothly and accurately, so that the elastic extrusion part 4 and the cutting edge 31 work stably and reliably.

[0045] Please refer to Figure 1 and Figure 3, as a specific implementation of the discharging and cutting mechanism of the mixing film provided by the present utility model, the cutting edge 31 is fixedly installed at the lower end of the support block 32. The elastic pressing part 4 includes an installation block 41, a guide rod 42, a pressing plate 44, and an elastic member 45. The installation block 41 is fixedly installed on the side surface of the support block 32. The installation block 41 is provided with a through hole. The guide rod 42 is slidably connected to the through hole, and the upper and lower ends are located above and below the installation block 41. A limiting flange 43 is provided at the upper end of the guide rod 42. The pressing plate 44 is fixedly installed at the lower end of the guide rod 42. The elastic member 45 is sleeved on the guide rod 42 and is located between the installation block 41 and the pressing plate 44. During installation, first fixedly install the installation block 41 on the support block 32 and make the through hole vertically arranged. Pass the guide rod 42 through the through hole, and the limiting flange 43 is located above the installation block 41. Then, first install the elastic member 45 from the lower end of the guide rod 42, and then fixedly install the pressing plate 44 at the lower end of the guide rod 42, and the upper and lower ends of the elastic member 45 respectively abut against the pressing plate 44 and the installation block 41. After the pressing plate 44 acts on the mixing film, it moves upward together with the guide rod 42 against the elastic force of the elastic member 45, and under the elastic force of the elastic member 45, the pressing plate 44 tightly presses on the mixing film. The elastic member 45 is a spring and is sleeved on the guide rod 42.

[0046] Please refer to Figure 3 , as a specific implementation of the discharging and cutting mechanism of the mixing film provided by the present utility model, the number of the elastic pressing parts 4 is two and they are arranged at intervals. The pressing plates 44 on the two elastic pressing parts 4 are of an integral structure. Setting two elastic pressing parts 4 makes the acting force on the mixing film uniform, and one pressing plate 44 is installed on the two elastic pressing parts 4 at the same time, making the movement of the pressing plate 44 more accurate and acting on the mixing film simultaneously.

[0047] Please refer to Figures 1 to 4 , as a specific implementation of the discharging and cutting mechanism of the mixing film provided by the present utility model, the limiting frame 6 includes side panels 63, a rear panel 64, and a top panel 65. The number of the side panels 63 is two, which are respectively fixedly installed on both sides of the bottom frame 1. The two side panels 63 and the side close to the operation frame 2 are in contact with the side surface of the operation frame 2. The rear panel 64 is fixedly installed at one end of the two side panels 63 away from the operation frame 2. The top panel 65 is fixedly installed at the upper ends of the two side panels 63 and the rear panel 64, and one side of the top panel 65 is in contact with one side of the operation frame 2. The two side panels 63, the rear panel 64, and the top panel 65 enclose a limiting cavity 61. The side surface of the rear panel 64 close to the operation frame 2 is a limiting surface 62. The limiting frame 6 composed of the two side panels 63, the rear panel 64, and the top panel 65 has a simple structure, and encloses the cutting cavity 21, playing a role in external protection and improving the safety of the production process.

[0048] Please refer to Figure 1 and Figure 4 As a specific embodiment of the mixing film discharging and cutting mechanism provided by the present utility model, an observation window 66 is formed on the rear panel 64 and a transparent plate 67 for covering the observation window 66, and the transparent plate 67 is hinged to the rear panel 64; the observation window 66 and the transparent plate 67 are provided, so that the staff can observe the work in the cutting cavity 21 and the limiting cavity 61 through the transparent plate 67 and the observation window 66. And the transparent plate 67 plays a protective role.

[0049] Please refer to Figure 5 As a specific embodiment of the mixing film discharging and cutting mechanism provided by the present utility model, a limiting roller 14 is provided on the front side of the chassis 1. The limiting roller 14 is located above the front conveyor belt, and a moving gap 15 for the mixing film to pass through is provided between the limiting roller 14 and the front conveyor belt; the rear conveyor belt is lower than the front conveyor belt, and the rear conveyor belt is located below the limiting frame 6, and a transportation gap is provided between the lower end surface of the limiting frame 6 and the rear conveyor belt; the limiting roller 14 is provided on the front side of the chassis 1, so that the mixing film moves along the moving gap 15 between the limiting roller 14 and the front conveyor belt when entering, and the mixing film moves horizontally under the limitation of the limiting roller 14 and is not prone to warping and other phenomena. The rear conveyor belt is set lower than the front conveyor belt, so that the cut mixing film can be smoothly conveyed away and will not interfere with the cutting assembly 3. And a transportation gap is provided between the lower end of the limiting frame 6 and the rear conveyor belt, so that the mixing film moves smoothly.

[0050] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A mixing film discharging and cutting mechanism, characterized in that, Comprising: A chassis, which is used to be installed between two conveyor belts; a support surface is provided on one side of the upper end surface of the chassis, and the support surface is used to be arranged close to the incoming direction of the mixed rubber sheet; An operation frame, which is fixedly installed on the chassis, and a cutting cavity located above the support surface is provided between the operation frame and the chassis; A cutting assembly, which is installed in the cutting cavity and is slidably connected with the operation frame; the cutting assembly is arranged along the width direction of the mixed rubber sheet; the cutting assembly has a cutting edge and an elastic extrusion part located on one side of the cutting edge, and the lower end surface of the elastic extrusion part is located below the cutting edge; A linear drive, which is fixedly installed on the operation frame; the free end of the linear drive is connected with the cutting assembly and is used to drive the cutting assembly to move up and down; A limit frame, which is fixedly installed on the chassis and is arranged on one side of the operation frame close to the outgoing direction of the mixed rubber sheet; a limit cavity corresponding to and communicating with the cutting cavity is provided on the limit frame, and a limit surface for abutting against the end of the mixed rubber sheet is provided in the limit cavity.

2. The mixing film discharging and cutting mechanism according to claim 1, characterized in that, The support surface includes two juxtaposed extrusion sections and avoidance sections, the extrusion sections and the avoidance sections are arranged vertically staggered, and the extrusion sections are located above the avoidance sections; the extrusion sections are directly below the elastic extrusion part, and the avoidance sections are directly below the cutting edge; the extrusion sections are coplanar with the conveyor belt in the incoming direction of the mixed rubber sheet, and the avoidance sections are coplanar with the conveyor belt in the outgoing direction of the mixed rubber sheet.

3. The mixing film discharging and cutting mechanism according to claim 2, characterized in that, A supporting plate extending horizontally outwards is provided on one side of the operation frame far away from the limit frame, and a guiding inclined surface is provided on the upper side of one end of the supporting plate far away from the operation frame.

4. The mixing film discharging and cutting mechanism according to claim 1, characterized in that, The operation frame includes two side plates and a top plate fixedly installed at the upper ends of the two side plates, and the two side plates are fixedly installed on both sides of the support surface; the top plate and the two side plates enclose the cutting cavity, the cutting assembly is slidably connected with the two side plates, and the linear drive is fixedly installed on the top plate.

5. The discharging and cutting mechanism for the mixed film as claimed in claim 4, wherein, Vertical guide rails are provided on both of the two side plates; the cutting assembly includes a supporting block body and two sliders respectively fixedly installed at both ends of the supporting block body, and the sliders are installed in cooperation with the corresponding guide rails; the cutting edge and the elastic extrusion part are both installed on the supporting block body.

6. The discharging and cutting mechanism for the mixed film as claimed in claim 5, wherein, The cutting edge is fixedly installed at the lower end of the supporting block body, and the elastic extrusion part includes: A mounting block, which is fixedly installed on the side surface of the supporting block body; a through hole is provided on the mounting block; A guiding rod, which is slidably connected in the through hole, and the upper and lower ends are located above and below the mounting block; a limit flange is provided at the upper end of the guiding rod; An extrusion plate, which is fixedly installed at the lower end of the guiding rod; An elastic member, which is sleeved on the guiding rod and is located between the mounting block and the extrusion plate.

7. The mixing film discharging and cutting mechanism according to claim 6, wherein The number of the elastic extrusion parts is two, and they are arranged at intervals; the extrusion plates on the two elastic extrusion parts are of an integral structure.

8. The discharging and cutting mechanism for the mixed film as claimed in claim 1, wherein The limit frame includes: Side panels, the number of which is two, are respectively fixedly installed on both sides of the chassis; one sides of the two side panels close to the operation frame are both abutted against the side surface of the operation frame; Rear panel, fixedly installing one end of two said side panels away from said operating frame; Top panel, fixedly installed at the upper ends of two said side panels and said rear panel, and one side of said top panel abuts against one side of said operating frame; two said side panels, said rear panel and said top panel enclose said limiting cavity, and the side surface of said rear panel close to said operating frame is said limiting surface.

9. The mixing film discharging and cutting mechanism according to claim 8, wherein, An observation window and a transparent plate for covering the observation window are provided on said rear panel, and said transparent plate is hinged to said rear panel.

10. The mixing film discharging and cutting mechanism according to claim 1, characterized in that, A limiting roller is provided on the front side of said chassis, said limiting roller is located above the front conveyor belt, and there is a moving gap for the mixing film to pass through between said limiting roller and the front conveyor belt; the rear conveyor belt is lower than the front conveyor belt, and the rear conveyor belt is located below said limiting frame, and there is a transportation gap between the lower end surface of said limiting frame and the rear conveyor belt.

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