CN213264998U

CN213264998U - Device is tailor with base film to production of buffering multilayer formula antistatic protection film

Info

Publication number: CN213264998U
Application number: CN202021856667.9U
Authority: CN
Inventors: 韩祥汉; 王森; 毛光俭; 王木
Original assignee: Dongguan Ronghan Electronic Materials Co Ltd
Current assignee: Dongguan Ronghan Electronic Materials Co Ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-25
Anticipated expiration: 2030-08-31

Abstract

The utility model provides a cushion multilayer formula antistatic protection film production and use base film cutting device belongs to novel function macromolecular material's preparation technical field, and this cushion multilayer formula antistatic protection film production and use base film cutting device includes the bottom plate, bottom plate top outer wall is provided with first support frame, cuts out frame, second support frame, two support columns and conveying plate respectively, and first support frame one side outer wall is provided with first conveyer belt, and four first T type spouts have been opened respectively to first support frame outer wall, and four first T type spout inner walls sliding connection have four L type limiting plates respectively; the utility model discloses a set up first T type spout and L type limiting plate, L type limiting plate can carry on spacingly to the base film at first conveyer belt top, avoids near wind-force or other factors influence to take place the problem appearance of perk when being transmitted by the base film, can also adjust the height of L type limiting plate apart from first conveyer belt through first T type spout simultaneously.

Description

Device is tailor with base film to production of buffering multilayer formula antistatic protection film

Technical Field

The utility model belongs to the technical field of novel function macromolecular material's preparation, concretely relates to buffering multilayer formula antistatic protection film production is tailor with base film device.

Background

The antistatic protective film is also called antistatic PET protective film, and is mainly applied to the protection of the surfaces of various glass and plastic cement, namely, no adhesive remains are generated, the peeling voltage is controlled, so that a large voltage cannot be generated to puncture an attached object when the protective film is peeled, in the production process of the protective film, the cutting of the base film is a crucial step which is related to the shape and the quality of the protective film, a common base film cutting device in the market is manually operated, a fixing device is not arranged, errors are easily caused in the cutting process, waste is caused, and the working efficiency of the common base film cutting device is low, and continuous cutting cannot be realized.

Through retrieval, the Chinese patent with the publication number of CN206484610U discloses an automatic cutting device for PET protective films, which comprises a conveying belt, a change gear box and a motor, wherein a rotating speed disc is installed inside the conveying belt, an adjustable support rod is installed below the conveying belt, and the change gear box is connected with the motor through a transmission chain.

However, according to the technical scheme, the film material conveying device is not provided with the corresponding limiting device, so that the problem that the film material is easily warped during conveying and cannot be smoothly cut by the cutting device is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is tailor with base film to production of buffering multilayer formula antistatic protection film, thereby it leads to tailorring the unable smooth problem of tailorring to the membrane material to aim at solving the membrane material among the prior art easy perk when the transmission.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a bottom plate, a first supporting frame, a cutting frame and a second supporting frame are respectively arranged on the outer wall of the top of the bottom plate, two support columns and conveying board, first support frame one side outer wall is provided with first conveyer belt, first support frame outer wall is opened respectively has four first T type spouts, four first T type spout inner walls sliding connection have four L type limiting plates respectively, L type limiting plate one side outer wall passes through the screw fixation on one side outer wall of first support frame, it is provided with cutting mechanism to cut out a rack top outer wall, second support frame outer wall is provided with the second conveyer belt, second support frame one side outer wall is provided with control panel, the second support frame is unanimous with first support frame structure, two support column outer walls are provided with the mechanism that flattens, conveying board top outer wall is provided with the receiver more than three respectively, conveying board, first conveyer belt and second conveyer belt and control panel electric connection.

In order to play fine guard action to the cutting edge of cutting scissors, as the utility model relates to an it is preferred, cutting mechanism includes mounting bracket, electric telescopic handle, tailors sword, two guide ways, and the mounting bracket sets up on the top outer wall of cutting the frame, and electric telescopic handle sets up on the bottom outer wall of mounting bracket, and the sword of tailorring sets up on the outer wall of electric telescopic handle output shaft, and two guide ways set up respectively on the outer wall of mounting bracket, and the sword sliding connection of tailorring is on the inner wall of two guide ways, electric telescopic handle and control panel electric connection.

In order to let the base film get into fast and tailor in the mechanism, tailor as the utility model relates to an it is preferred, tailor a top outer wall and be provided with two mounting panels respectively, two mounting panels one side outer walls are provided with four second T type spouts respectively, and four second T type spout inner walls sliding connection respectively have four rotation motors, and the output shaft outer wall that rotates the motor is provided with spacing gyro wheel, rotates motor and control panel electric connection.

In order to improve the work efficiency of cutting out the device, as the utility model relates to an it is preferred, mounting bracket one side outer wall is provided with meter rice ware, meter rice ware and rotation motor and control panel electric connection.

In order to improve the holistic stability of mechanism operation that flattens, as the utility model relates to an it is preferred, mechanism that flattens is including flattening the running roller, two dashpots, electronic gyro wheel, the apparatus further comprises a rotating shaft, two connecting blocks, two springs and four guide rails, two dashpots are opened respectively on one side outer wall of two support columns, four guide rails are opened respectively on the inner wall of two dashpots, two connecting blocks are sliding connection respectively on the inner wall of four guide rails, two springs set up respectively on the bottom outer wall of two connecting blocks, the bottom outer wall of spring sets up on the bottom outer wall of dashpot, the pivot is passed through the bearing and is set up on one side outer wall of two connecting blocks, the running roller that flattens sets up on the outer wall of pivot, electronic gyro wheel sets up on one side outer wall of.

In order to improve the recovery efficiency who tailors the back base film, conduct the utility model relates to an it is preferred, receiver bottom inner wall is provided with gravity sensor, gravity sensor and control panel electric connection.

Smooth degree when tailorring the inside base film conveying of device in order to improve, as the utility model relates to an it is preferred, first conveyer belt one side outer wall is provided with the first cab apron of crossing, and first cab apron one side outer wall of crossing sets up on the outer wall of tailorring the frame, tailors a side outer wall and is provided with the second and crosses the cab apron, and cab apron one side outer wall sets up on the top outer wall of second conveyer belt is crossed to the second, and one side outer wall of second conveyer belt is provided with the third and crosses the cab apron.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up first T type spout and L type limiting plate, L type limiting plate can carry on spacingly to the base film at first conveyer belt top, avoids the base film to receive near wind-force or other factor influences to take place the problem of perk when being transmitted to appear, can also adjust the height of L type limiting plate apart from first conveyer belt simultaneously through first T type spout, lets L type limiting plate can carry out effectual spacing to the base film of different thickness, has improved the conveying effect of first conveyer belt.

2. The electric roller and the flattening roller are arranged, so that the cut base film can be effectively flattened, the problem that the corners of the base film are tilted after being cut is avoided, and the cutting effect of the cutting device is improved; through setting up connecting block, guide rail and spring, the spring can play fine cushioning effect to the running roller that flattens, thereby avoids flattening the too little problem that causes the damage to base film itself of interval between running roller and the electronic gyro wheel appearing, and the guide rail can let the running roller that flattens only carry out rocking of upper and lower direction to whole stability when effectively improving the mechanism that flattens operation.

3. Through setting up the meter rice ware, the meter rice ware can give control panel with the rotation length of rotating the motor in real time, after rotating the motor and driving spacing gyro wheel and having conveyed the base film and set for length, the first conveyer belt of control panel control and rotation motor stall, then control cutting mechanism cuts out the base film, the base film after cutting out is conveyed away through the second conveyer belt, control panel is at the first conveyer belt of control and is rotated the motor and restart the function this moment, thereby accomplish to set for cutting out of length to the base film automatically, the work efficiency of cutting out the device is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a first conveyor belt structure according to the present invention;

FIG. 4 is a schematic structural view of a cutting mechanism of the present invention;

FIG. 5 is a schematic view of the buffer slot structure of the present invention;

fig. 6 is a schematic circuit flow diagram of the present invention.

In the figure: 1-a bottom plate; 2-a first support frame; 3-a first conveyor belt; 4-a first transition plate; 5, mounting a plate; 6-mounting a frame; 7-a second transition plate; 8-a second conveyor belt; 9-a third transition plate; 10-flattening rollers; 11-a buffer tank; 12-a gravity sensor; 13-a storage box; 14-a transfer plate; 15-a support column; 16-a control panel; 17-a second support; 18-a cutting frame; 19-a first T-shaped chute; 20-L type limiting plate; 21-meter counter; 22-an electric telescopic rod; 23-a cutting knife; 24-a guide groove; 25-a second T-shaped chute; 26-a rotating motor; 27-limiting rollers; 28-electric roller; 29-guide rail, 30-rotating shaft, 31-connecting block and 32-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the cutting device comprises a bottom plate 1, wherein the outer wall of the top of the bottom plate 1 is respectively provided with a first support frame 2, a cutting frame 18, a second support frame 17, two support columns 15 and a conveying plate 14, the outer wall of one side of the first support frame 2 is provided with a first conveying belt 3, the outer wall of the first support frame 2 is respectively provided with four first T-shaped sliding grooves 19, the inner walls of the four first T-shaped sliding grooves 19 are respectively connected with four L-shaped limiting plates 20 in a sliding manner, the outer wall of one side of each L-shaped limiting plate 20 is fixed on the outer wall of one side of the first support frame 2 through screws, the outer wall of the top of the cutting frame 18 is provided with a cutting mechanism, the outer wall of the second support frame 17 is provided with a second conveying belt 8, the outer wall of one side of the second support frame 17 is provided with a control panel 16, the transfer plate 14, the first transfer belt 3 and the second transfer belt 8 are electrically connected to the control panel 16.

The utility model discloses an in the embodiment, place 3 top outer walls of first conveyer belt with the protection film base film, first conveyer belt 3 is sent the base film and is tailor the mechanism and tailor, through setting up first T type spout 19 and L type limiting plate 20, L type limiting plate 20 can carry on spacingly to the base film at 3 tops of first conveyer belt, avoid the base film to receive near wind-force or other factor influences the problem appearance that takes place the perk when being transmitted, can also adjust the height of L type limiting plate 20 apart from first conveyer belt 3 simultaneously through first T type spout 19, let L type limiting plate 20 can carry out effectual spacingly to the base film of different thickness, the conveying effect of first conveyer belt 3 has been improved. The base film after the cutting mechanism will cut conveys second conveyer belt 8, then flattens to the mechanism that flattens through 8 transmissions of second conveyer belt, and the base film after the processing of flattening conveys receiver 13 from the mechanism that flattens in, then conveys away the base film of cutting through conveying board 14, has the staff to retrieve.

Specifically, cutting mechanism includes mounting bracket 6, electric telescopic handle 22, cuts out sword 23, two guide ways 24, and mounting bracket 6 sets up on the top outer wall of cutting out frame 18, and electric telescopic handle 22 sets up on the bottom outer wall of mounting bracket 6, cuts out sword 23 and sets up on the outer wall of electric telescopic handle 22 output shaft, and two guide ways 24 set up respectively on the outer wall of mounting bracket 6, cuts out sword 23 sliding connection on the inner wall of two guide ways 24, electric

telescopic handle

22 and 16 electric connection of control panel.

In this embodiment: when the base film conveyed to cutting frame 18 through first conveyer belt 3, control panel 16 control electric telescopic handle 22 moved down, thereby let cut out sword 23 moved down and cut out the base film, control panel 16 control electric telescopic handle 22 resets after cutting out and prepares to cut out next time, through setting up guide way 24, can lead when reciprocating cutting scissors 23, effectively improved the precision of cutting out sword 23, let cut out sword 23 all be perpendicular to cutting frame 18 at every turn and reciprocate, thereby the cutting edge to cutting out scissors 23 has played fine guard action.

Specifically, tailor 18 top outer walls of frame and be provided with two mounting panels 5 respectively, two mounting panels 5 one side outer walls are provided with four second T type spouts 25 respectively, and four second T type spouts 25 inner walls sliding connection has four rotation motor 26 respectively, and the output shaft outer wall that rotates motor 26 is provided with spacing gyro wheel 27, rotates motor 26 and control panel 16 electric connection.

In this embodiment: when the base film conveys to cutting frame 18 through first conveyer belt 3 on, rotate motor 26 and drive spacing gyro wheel 27 and rotate to let the base film get into cutting mechanism fast and cut out, spacing gyro wheel 27 also can play certain effect of flattening simultaneously, spacing gyro wheel 27 can carry out the regulation of height through second T type spout 25.

Specifically, the outer wall of one side of the mounting frame 6 is provided with a meter counter 21, the meter counter 21 is electrically connected with the rotating motor 26 and the control panel 16, and the model of the meter counter 21 is YL-48 HC.

In this embodiment: through setting up meter rice ware 21, meter rice ware 21 can give control panel 16 with the rotation length real-time transfer who rotates motor 26, after rotating motor 26 and driving spacing gyro wheel 27 and having conveyed the base film and set for length, control panel 16 controls first conveyer belt 3 and rotates motor 26 stall, then control cutting mechanism cuts the base film, the base film after cutting is passed through second conveyer belt 8 and is conveyed away, control panel 16 is controlling first conveyer belt 3 and rotates motor 26 and restart the function this moment, thereby accomplish the automatic tailorring of setting for length to the base film, the work efficiency of cutting the device is improved.

Specifically, the mechanism of flattening is including flattening running roller 10, two dashpots 11, electronic gyro wheel 28, pivot 30, two connecting blocks 31, two springs 32 and four guide rails 29, two dashpots 11 are opened respectively on one side outer wall of two support columns 15, four guide rails 29 are opened respectively on the inner wall of two dashpots 11, two connecting blocks 31 are sliding connection respectively on the inner wall of four guide rails 29, two springs 32 set up respectively on the bottom outer wall of two connecting blocks 31, the bottom outer wall of spring 32 sets up on the bottom outer wall of dashpot 11, pivot 30 sets up on one side outer wall of two connecting blocks 31 through the bearing, flattening running roller 10 sets up on the outer wall of pivot 30, electronic gyro wheel 28 sets up on one side outer wall of two support columns 15,

electronic gyro wheel

28 and 16 electric connection of control panel.

In this embodiment: the electric roller 28 and the flattening roller 10 are arranged, so that the cut base film can be effectively flattened, the problem that the corners of the base film are tilted after cutting is avoided, and the cutting effect of the cutting device is improved; through setting up connecting block 31, guide rail 29 and spring 32, spring 32 can play fine cushioning effect to flattening running roller 10, thereby avoids flattening the too little problem of causing the damage to base film itself of interval between running roller 10 and the electronic gyro wheel 28 to appear, and guide rail 29 can let flattening running roller 10 only carry out rocking of upper and lower direction to whole stability when effectively improving flattening mechanism operation.

Specifically, the inner wall of the bottom of the storage box 13 is provided with a gravity sensor 12, the gravity sensor 12 is electrically connected with the control panel 16, and the model of the gravity sensor 12 is CAZF-Y8.

In this embodiment: through setting up gravity sensor 12, when having deposited the base film after cutting out of setting for weight in receiver 13, gravity sensor 12 sends the signal of telecommunication to control panel 16, and control panel 16 control conveying board 14 conveys to let filled receiver 13 be conveyed away, then let new receiver 13 continue to accomodate, effectively improved the recovery efficiency of base film after cutting out.

Specifically, the outer wall of one side of the first conveyor belt 3 is provided with a first transition plate 4, the outer wall of one side of the first transition plate 4 is arranged on the outer wall of the cutting frame 18, the outer wall of one side of the cutting frame 18 is provided with a second transition plate 7, the outer wall of one side of the second transition plate 7 is arranged on the outer wall of the top of the second conveyor belt 8, and the outer wall of one side of the second conveyor belt 8 is provided with a third transition plate 9.

In this embodiment: through setting up first cab apron 4, second cab apron 7 and third cab apron 9 of crossing, can let the base film can not drop from the crack between each mechanism when cutting out moving between each mechanism on the device to the smooth degree when effectively having improved the inside base film conveying of cutting out the device.

The utility model discloses a theory of operation and use flow: place 3 top outer walls of first conveyer belt with the protection film base film, first conveyer belt 3 advances cutting mechanism with the base film conveying and cuts out, through setting up first T type spout 19 and L type limiting plate 20, L type limiting plate 20 can carry on spacingly to the base film at 3 tops of first conveyer belt, avoid the base film to receive near wind-force or other factor influence when being transmitted and take place the problem appearance of perk, can also adjust the height of L type limiting plate 20 apart from first conveyer belt 3 simultaneously through first T type spout 19, let L type limiting plate 20 can carry out effectual spacingly to the base film of different thickness, the conveying effect of first conveyer belt 3 has been improved. The cutting mechanism conveys the cut base film to the second conveying belt 8, the base film is conveyed to the flattening mechanism through the second conveying belt 8 to be flattened, the flattened base film is conveyed into the storage box 13 from the flattening mechanism, the cut base film is conveyed out through the conveying plate 14, when the base film is conveyed to the cutting frame 18 through the first conveying belt 3, the control panel 16 controls the electric telescopic rod 22 to move downwards, so that the cutting knife 23 moves downwards to cut the base film, after the cutting is finished, the control panel 16 controls the electric telescopic rod 22 to reset to prepare for next cutting, the guide groove 24 is arranged, the cutting knife 23 can be guided when moving up and down, the cutting precision of the cutting knife 23 is effectively improved, the cutting knife 23 moves up and down perpendicular to the cutting frame 18 every time, when the base film is conveyed to the cutting frame 18 through the first conveying belt 3, the rotating motor 26 drives the limiting roller 27 to rotate, so that the base film can enter the cutting mechanism quickly for cutting, meanwhile, the limiting roller 27 can also play a certain role in flattening, the height of the limiting roller 27 can be adjusted through the second T-shaped chute 25, the length of rotation of the rotating motor 26 can be transmitted to the control panel 16 in real time by the meter 21, when the rotating motor 26 drives the limiting roller 27 to transmit the base film with the set length, the control panel 16 controls the first conveyor belt 3 and the rotating motor 26 to stop rotating, then the cutting mechanism is controlled to cut the base film, the cut base film is transmitted out through the second conveyor belt 8, at the moment, the control panel 16 controls the first conveyor belt 3 and the rotating motor 26 to restart operation, so that the base film is cut with the set length automatically, and by arranging the electric roller 28 and the flattening roller 10, the cut base film can be effectively flattened, the problem that corners of the base film are tilted after being cut is avoided, and the cutting effect of the cutting device is improved; through the arrangement of the connecting block 31, the guide rail 29 and the spring 32, the spring 32 can play a good buffering role on the flattening roller 10, the problem that the base film is damaged due to too small space between the flattening roller 10 and the electric roller 28 is solved, the guide rail 29 can enable the flattening roller 10 to only shake in the vertical direction, through the arrangement of the gravity sensor 12, when the cut base film of a set weight is stored in the storage case 13, the gravity sensor 12 transmits an electric signal to the control panel 16, and the control panel 16 controls the transfer plate 14 to transfer, so that the filled storage case 13 is transferred, then a new storage box 13 is stored continuously, and by arranging the first transition plate 4, the second transition plate 7 and the third transition plate 9, the base film can not fall from the crack between the mechanisms when moving between the mechanisms on the cutting device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a device is tailor with base film to production of buffering multilayer formula antistatic protection film which characterized in that: comprises a bottom plate (1), wherein the outer wall of the top of the bottom plate (1) is respectively provided with a first supporting frame (2), a cutting frame (18), a second supporting frame (17), two supporting columns (15) and a conveying plate (14), the outer wall of one side of the first supporting frame (2) is provided with a first conveying belt (3), the outer wall of the first supporting frame (2) is respectively provided with four first T-shaped chutes (19), the inner walls of the four first T-shaped chutes (19) are respectively connected with four L-shaped limiting plates (20) in a sliding manner, the outer wall of one side of each L-shaped limiting plate (20) is fixed on the outer wall of one side of the first supporting frame (2) through screws, the outer wall of the top of the cutting frame (18) is provided with a cutting mechanism, the outer wall of the second supporting frame (17) is provided with a second conveying belt (8), the outer wall of one side of the second, the outer walls of the two support columns (15) are provided with flattening mechanisms, the outer wall of the top of the conveying plate (14) is provided with more than three storage boxes (13), and the conveying plate (14), the first conveying belt (3) and the second conveying belt (8) are electrically connected with the control panel (16).

2. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 1, characterized in that: tailor mechanism includes mounting bracket (6), electric telescopic handle (22), tailor sword (23), two guide ways (24), mounting bracket (6) set up on the top outer wall of tailorring frame (18), electric telescopic handle (22) set up on the bottom outer wall of mounting bracket (6), it sets up on the outer wall of electric telescopic handle (22) output shaft to tailor sword (23), two guide ways (24) set up respectively on the outer wall of mounting bracket (6), it sets up on the inner wall of two guide ways (24) to tailor sword (23) sliding connection, electric telescopic handle (22) and control panel (16) electric connection.

3. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 2, characterized in that: cut out frame (18) top outer wall and be provided with two mounting panel (5) respectively, two mounting panel (5) one side outer walls are provided with four second T type spouts (25) respectively, and four second T type spout (25) inner walls sliding connection have four rotating electrical machines (26) respectively, and the output shaft outer wall of rotating electrical machines (26) is provided with spacing gyro wheel (27), rotates electrical machines (26) and control panel (16) electric connection.

4. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 3, characterized in that: the outer wall of one side of the mounting frame (6) is provided with a meter counter (21), and the meter counter (21) is electrically connected with a rotating motor (26) and a control panel (16).

5. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 4, characterized in that: the flattening mechanism comprises a flattening roller (10), two buffer grooves (11), an electric roller (28), a rotating shaft (30), two connecting blocks (31), two springs (32) and four guide rails (29), wherein the two buffer grooves (11) are respectively arranged on the outer wall on one side of two supporting columns (15), the four guide rails (29) are respectively arranged on the inner walls of the two buffer grooves (11), the two connecting blocks (31) are respectively connected on the inner walls of the four guide rails (29) in a sliding manner, the two springs (32) are respectively arranged on the outer walls on the bottoms of the two connecting blocks (31), the outer walls on the bottoms of the springs (32) are arranged on the outer walls on the bottoms of the buffer grooves (11), the rotating shaft (30) is arranged on the outer wall on one side of the two connecting blocks (31) through a bearing, the flattening roller (10) is arranged on the outer wall of the rotating shaft (30), the electric roller (28) is arranged on, the electric roller (28) is electrically connected with the control panel (16).

6. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 5, characterized in that: the inner wall of the bottom of the storage box (13) is provided with a gravity sensor (12), and the gravity sensor (12) is electrically connected with the control panel (16).

7. The cutting device for the base film for producing the multilayer buffering antistatic protective film according to claim 6, characterized in that: the outer wall of one side of the first conveyor belt (3) is provided with a first transition plate (4), the outer wall of one side of the first transition plate (4) is arranged on the outer wall of the cutting frame (18), the outer wall of one side of the cutting frame (18) is provided with a second transition plate (7), the outer wall of one side of the second transition plate (7) is arranged on the outer wall of the top of the second conveyor belt (8), and the outer wall of one side of the second conveyor belt (8) is provided with a third transition plate (9).