A device for recycling and processing waste plastic films from a blister machine

Abstract

The application discloses a blister machine waste plastic film recycling device and belongs to the technical field of plastic recycling and conveying. A crushing bin is arranged above a treatment bin, a rotating top cover is movably arranged on the top of the top plate, a plurality of outer discharge cavities matched with inner discharge cavities are arranged on the rotating top cover, a mesh frame for cleaning and air-drying crushed materials is arranged in the treatment bin, an annular air inlet cavity is arranged in the treatment bin, a first filter screen is arranged on the inner wall of the air inlet cavity, a through discharge groove is arranged on the bottom of the bottom cover, a storage cavity is arranged on the inner wall of the bottom cover, a second filter screen is arranged on the inner wall of the storage cavity, and the air inlet cavity is communicated with the storage cavity through a communication cavity. The waste plastic can be fully crushed by the crushing bin, and the crushed plastic falls into the mesh frame. Then, a high-pressure nozzle and a stirring motor are started, the impurities remaining on the surface of the plastic particles are cleaned, and waste water is discharged from the treatment bin through the conical part and the discharge groove. The design improves stability and cleaning efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of plastic recycling, in particular to a bubble machine waste plastic film recycling device. BACKGROUND

[0002] The bubble packaging machine is a machine that forms a bubble with a transparent plastic film or sheet, and seals the product between the bubble and the bottom plate by heat sealing, adhesion, etc. A large amount of waste plastic film is generated during the use of the bubble machine. With the increasing consumption of film products, the amount of waste film is also increasing. If the application and post-processing of waste film are not properly handled, it will inevitably damage the environment and harm the health of the people. Therefore, it is necessary to recycle the waste film and achieve the purpose of turning waste into treasure.

[0003] The Chinese patent application with publication number CN119388631A discloses a plastic product recycling pretreatment device, relating to the technical field of crushing equipment, which comprises a rack, crushing tooth rollers, a collection bin, a crushing bin, a first end cover, a second end cover, a sliding mounting plate, a motor installed on the outer wall of the sliding mounting plate, and a crushing blade connected to the output shaft of the motor. A pushing assembly is provided in the crushing bin. In the present application, the plastic products are initially crushed by two crushing tooth rollers, then enter the collection bin, and are pushed by the pushing assembly to the crushing blade, which further reduces the volume of the plastic products, thereby shortening the time required for heating and melting of the plastic products in the subsequent heating and melting process, improving the efficiency of plastic product recycling and processing. In addition, the pushing assembly can compact the initially crushed plastic products, so that the crushing effect is not poor due to the scattering of the crushed products.

[0004] However, the above-mentioned plastic product recycling device has general cleaning effect and contains many impurities. After crushing, the plastic fragments cannot be efficiently cleaned and dried, and due to the poor air in the crushing workshop, an air filtering structure is lacking during the drying operation. SUMMARY

[0005] The present application aims to solve the problems of the existing plastic product recycling device, such as general cleaning effect, many impurities, inability to efficiently clean and dry plastic fragments after crushing, and lack of an air filtering structure during the drying operation, by providing a bubble machine waste plastic film recycling device.

[0006] In order to achieve the above object, the technical scheme of the present application is: a bubble cap machine waste plastic film recycling device, comprising a crushing bin and a processing bin, the crushing bin is located above the processing bin; the top of the processing bin is fixedly provided with a top plate, a plurality of groups of interval inner discharge cavities are formed in the top plate, and a rotating top cover is movably arranged on the top of the top plate; a plurality of groups of outer discharge cavities matched with the inner discharge cavities are formed in the rotating top cover; a bottom cover is arranged at the bottom of the processing bin, and a mesh frame for cleaning and air-drying the crushed materials is arranged in the processing bin; an annular air inlet cavity is formed in the processing bin, a first filter screen is arranged on the inner wall of the air inlet cavity, and a communication cavity is formed in the bottom of the air inlet cavity; a through discharge groove is formed in the bottom of the bottom cover, a storage cavity is formed in the inner wall of the bottom cover, a second filter screen is arranged on the inner wall of the storage cavity, and the air inlet cavity is communicated with the storage cavity through the communication cavity.

[0007] As a further scheme of the present application: a plurality of support legs are arranged on the outer wall of the processing bin, the crushing bin is arranged on the top of the support legs, and a control panel is further arranged on the outer wall of the crushing bin.

[0008] As a further scheme of the present application: an inlet is formed in the top of the crushing bin, and an inlet cover is further arranged on the top of the crushing bin.

[0009] As a further scheme of the present application: a plurality of high-pressure nozzles are arranged on the bottom of the top plate and located between the inner discharge cavities, the high-pressure nozzles are located on the top of the mesh frame; a plurality of fans are further arranged on the bottom of the top plate and located outside the mesh frame.

[0010] As a further scheme of the present application: a guide cover is further arranged on the top of the rotating top cover, a stirring motor is arranged on the middle of the rotating top cover, a stirring shaft located in the mesh frame is arranged on the output end of the stirring motor; a discharge gear ring is arranged on the outer wall of the rotating top cover, a rotating motor is arranged on the outer wall of the processing bin, and a discharge gear engaged with the discharge gear ring is arranged on the output end of the rotating motor.

[0011] As a further scheme of the present application: a conical portion is arranged on the bottom of the mesh frame, a discharge pipe is arranged on the bottom of the conical portion, and a control valve located below the bottom cover is arranged on the discharge pipe.

[0012] As a further scheme of the present application: a plurality of windows communicated with the air inlet cavity are formed in the outer wall of the processing bin, rotating grooves are formed in the inner walls on the upper and lower sides of the air inlet cavity, airtight rings are movably arranged in the rotating grooves, a plurality of air inlet holes are formed in the airtight rings, and a plurality of protruding portions are further arranged on the outer wall of the airtight rings.

[0013] As a further scheme of the present application: the top of the air inlet cavity is also provided with a mounting groove, a cleaning gear ring is movably mounted in the mounting groove, and a plurality of brushes for cleaning the first filter screen are arranged at the bottom of the cleaning gear ring; a driving chamber is arranged on the outer wall of the processing chamber, and the mounting groove and the driving chamber are communicated; a cleaning motor is mounted in the driving chamber, and a driving gear meshing with the cleaning gear ring is mounted at the output end of the cleaning motor.

[0014] As a further scheme of the present application: the outer wall of the bottom cover is communicated with the storage cavity, and a sliding frame is further arranged on the outer wall of the bottom cover, and a door plate is movably mounted in the sliding frame.

[0015] As a further scheme of the present application: the bottom of the supporting leg is further provided with a shock-absorbing base.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] 1、The bubble machine waste plastic film can be fully pulverized by the pulverizing chamber, and the pulverized plastic falls into the net frame below. Then the high-pressure nozzle and the stirring motor are turned on, and the impurities remaining on the surface of the plastic particles can be cleaned, and the waste water and impurities can be discharged from the processing chamber through the conical part and the discharge groove. During the cleaning operation, the inner discharge cavity is closed by the rotating motor, and the window is closed by the sealing ring, so that the external airflow does not interfere with the water flow during the cleaning operation, which improves the stability and cleaning efficiency of the bubble machine waste plastic film recycling device.

[0018] 2、After the cleaning is completed, the fan and the stirring motor are started, and then the window and the cleaning motor are turned on. When the fan is started, a negative pressure is formed in the processing chamber. The external air enters the inside of the processing chamber through the first filter screen and the second filter screen and is efficiently air-dried. When the cleaning gear ring rotates, the plurality of brushes can clean the surface of the first filter screen, and the impurities on the surface of the first filter screen can be attached to the brushes. When the brushes move to the position of the communication cavity, the impurities will be stored in the storage cavity under the action of the airflow, thereby facilitating subsequent cleaning, which improves the practicability and air-drying effect of the bubble machine waste plastic film recycling device. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further explained in conjunction with the drawings and embodiments:

[0020] Figure 1 is a perspective view of the present application;

[0021] Figure 2 is a perspective view of the top plate and the rotating top cover in the present application;

[0022] Figure 3is a perspective view of a rotating top cover in the present application;

[0023] Figure 4 is a sectional view of a processing bin in the present application;

[0024] Figure 5 is a partial sectional view of a processing bin in the present application;

[0025] Figure 6 is a perspective view of the inside of a processing bin in the present application;

[0026] Figure 7 is a perspective view of a cleaning gear ring and brush in the present application;

[0027] Figure 8 is a perspective view of a processing bin in the present application.

[0028] Explanation of reference signs:

[0029] 1, crushing bin; 2, processing bin; 3, supporting leg; 4, feeding port; 5, feeding cover; 6, control panel; 7, top plate; 8, inner discharging cavity; 9, high-pressure nozzle; 10, fan; 11, rotating top cover; 12, outer discharging cavity; 13, material guiding cover; 14, stirring motor; 15, stirring shaft; 16, discharging gear ring; 17, rotating motor; 18, discharging gear; 19, bottom cover; 20, discharge groove; 21, mesh frame; 22, conical part; 23, discharging pipe; 24, control valve; 25, air inlet cavity; 26, window; 27, first filter screen; 28, rotating groove; 29, sealing ring; 30, air inlet hole; 31, protruding part; 32, mounting groove; 33, cleaning gear ring; 34, brush; 35, driving bin; 36, cleaning motor; 37, driving gear; 38, communication cavity; 39, storage cavity; 40, second filter screen; 41, sliding frame; 42, door plate. DETAILED DESCRIPTION

[0030] The following will be described in combination with the accompanying drawings Figures 1 to 8 The technical solutions of the present application are described clearly and completely, obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0031] The present application provides a bubble cap machine waste plastic film recycling device by improving Figures 1 to 8As shown, including the crushing bin 1 and processing bin 2, the crushing bin 1 is located above the processing bin 2; the top of the processing bin 2 is fixedly installed with a top plate 7, a plurality of groups of interval inner discharge cavities 8 are opened on the top plate 7, and a rotating top cover 11 is movably installed on the top of the top plate 7; a plurality of groups of outer discharge cavities 12 matched with the inner discharge cavities 8 are opened on the rotating top cover 11; the bottom of the processing bin 2 is installed with a bottom cover 19, and a mesh frame 21 for cleaning and air-drying the crushed materials is arranged in the processing bin 2; an annular air inlet cavity 25 is opened in the processing bin 2, a first filter screen 27 is installed on the inner wall of the air inlet cavity 25, and a communication cavity 38 is opened at the bottom of the air inlet cavity 25; a through discharge groove 20 is opened at the bottom of the bottom cover 19, a storage cavity 39 is opened on the inner wall of the bottom cover 19, and a second filter screen 40 is installed on the inner wall of the storage cavity 39; the air inlet cavity 25 is communicated with the storage cavity 39 through the communication cavity 38.

[0032] In the embodiment, the bubble cap machine waste plastic film recycling device is mainly divided into two parts: the crushing bin 1 and the processing bin 2. When the device is used, first, the waste plastic is added to the feeding cover 5, and the inner discharge cavity 8 and the outer discharge cavity 12 are aligned by the rotating motor 17. The plastic crushed by the crushing bin 1 falls into the mesh frame 21 below through the inner discharge cavity 8 and the outer discharge cavity 12, and after the crushing is completed, the rotating top cover 11 is started again to shield the inner discharge cavity 8. Then, the high-pressure nozzle 9 and the stirring motor 14 are started again to fully clean the plastic particles in the mesh frame 21, and the washing wastewater is discharged to the outside through the discharge groove 20. When air-drying, the inside of the processing bin 2 forms a negative pressure. At this time, the outside air enters the air inlet cavity 25 through the air inlet hole 30, part of the air enters the inside of the processing bin 2 through the first filter screen 27, and a small part of the air enters the storage cavity 39 through the communication cavity 38 and enters the processing bin 2 through the second filter screen 40. When the cleaning gear ring 33 rotates, a plurality of brushes 34 will clean the surface of the first filter screen 27, and when the brush 34 moves to the position of the communication cavity 38, the impurities on the brush 34 will be blown away and stored in the storage cavity 39 under the action of the airflow.

[0033] Referring to the accompanying drawings Figure 1 A plurality of support legs 3 are arranged on the outer wall of the processing bin 2, the crushing bin 1 is installed on the top of the support legs 3, and a control panel 6 is further arranged on the outer wall of the crushing bin 1.

[0034] In the embodiment, in order to clean the crushed plastic in time and improve the quality of the plastic particles, the crushing bin 1 is installed on the top of the processing bin 2. In order to control the operation of the device, the control panel 6 structure is designed.

[0035] Referring to the accompanying drawings Figure 1 A feeding port 4 is opened at the top of the crushing bin 1, and a feeding cover 5 is further arranged at the top of the crushing bin 1.

[0036] In the embodiment, the inclined feed cover 5 is designed to facilitate the entry of plastic waste into the inside of the crushing chamber 1 during the crushing operation.

[0037] Referring to the drawings Figure 2 A plurality of high-pressure nozzles 9 are arranged on the bottom of the top plate 7 between the inner discharge cavities 8 and on the top of the mesh frame 21. A plurality of fans 10 are arranged on the bottom of the top plate 7 outside the mesh frame 21.

[0038] In the embodiment, the discharge pipe 23 on the mesh frame 21 is fixedly arranged in the middle of the bottom cover 19, and the top of the mesh frame 21 abuts against the top plate 7. Since the high-pressure nozzles 9 are arranged inside the mesh frame 21, the plastic particles can be fully washed under the cooperation of the stirring shaft 15. During the air-drying operation, the fans 10 are arranged between the mesh frame 21 and the inner wall of the processing chamber 2 to form a negative pressure in the inside of the processing chamber 2, thereby purifying and filtering the external air introduced.

[0039] Referring to the drawings Figure 1 - the drawings Figure 3 The top of the rotating top cover 11 is provided with a guide cover 13, the middle of the rotating top cover 11 is provided with a stirring motor 14, the output end of the stirring motor 14 is provided with a stirring shaft 15 arranged inside the mesh frame 21. A discharge gear ring 16 is arranged on the outer wall of the rotating top cover 11, a rotating motor 17 is arranged on the outer wall of the processing chamber 2, and the output end of the rotating motor 17 is provided with a discharge gear 18 engaged with the discharge gear ring 16.

[0040] In the embodiment, when the discharge is needed, the rotating motor 17 is started to align the inner discharge cavity 8 and the outer discharge cavity 12, and at this time, the crushed plastic particles directly fall into the mesh frame 21. The guide cover 13 is designed to facilitate the falling of the plastic particles into the inside of the inner discharge cavity 8 and the outer discharge cavity 12. When the plastic particles need to be washed or air-dried, the rotating motor 17 is started again to shield the inner discharge cavity 8 with the rotating top cover 11.

[0041] Referring to the drawings Figure 4 The bottom of the mesh frame 21 is provided with a tapered portion 22, the bottom of the tapered portion 22 is provided with a discharge pipe 23, and the discharge pipe 23 is provided with a control valve 24 arranged below the bottom cover 19.

[0042] In the embodiment, the tapered portion 22 is designed to facilitate the discharge of waste water during washing. After the air-drying is completed, the control valve 24 is started, and at this time, the plastic particles are discharged through the discharge pipe 23.

[0043] Referring to the drawings Figure 4 , the drawings Figure 6 and the drawings Figure 8The outer wall of the processing bin 2 is provided with a plurality of windows 26 communicated with the air inlet cavity 25. The inner wall of the upper and lower sides of the air inlet cavity 25 is provided with a rotating groove 28. The rotating groove 28 is movably provided with a sealing ring 29. The sealing ring 29 is provided with a plurality of air inlet holes 30.

[0044] In the embodiment, in order to avoid the interference of external airflow to the water flow of the high-pressure nozzle 9 during the cleaning operation, the closable window 26 structure is designed. When it is needed to be closed, the sealing ring 29 is rotated through the protruding part 31, and the air inlet hole 30 is dislocated with the window 26. During the air drying operation, the sealing ring 29 is rotated through the protruding part 31, and the air inlet hole 30 falls into the window 26.

[0045] Referring to the drawings Figure 4 - the drawings Figure 8 The top of the air inlet cavity 25 is further provided with a mounting groove 32. The mounting groove 32 is movably provided with a cleaning gear ring 33. The bottom of the cleaning gear ring 33 is provided with a plurality of brushes 34 for cleaning the first filter screen 27. The outer wall of the processing bin 2 is provided with a driving bin 35. The mounting groove 32 is communicated with the driving bin 35. The driving bin 35 is provided with a cleaning motor 36. The output end of the cleaning motor 36 is provided with a driving gear 37 engaged with the cleaning gear ring 33.

[0046] In the embodiment, when the fan 10 is started, the inside of the processing bin 2 forms a negative pressure. At this time, the external air enters the air inlet cavity 25 through the air inlet hole 30, and then the air is shunted in the air inlet cavity 25. Most of the gas enters the inside of the processing bin 2 through the first filter screen 27 and efficiently air dries the plastic particles. A small part of the air enters the storage cavity 39 through the communication cavity 38 and enters the processing bin 2 through the second filter screen 40 to air dry the particles. When the cleaning gear ring 33 rotates, the plurality of brushes 34 clean the surface of the first filter screen 27. The impurities on the surface are attached to the brushes 34. When the brushes 34 move to the position of the communication cavity 38, the impurities are blown away and stored in the storage cavity 39 under the action of the branch airflow.

[0047] Referring to the drawings Figure 4 and the drawings Figure 6 The outer wall of the bottom cover 19 is communicated with the storage cavity 39. The outer wall of the bottom cover 19 is further provided with a sliding frame 41. The sliding frame 41 is movably provided with a door plate 42.

[0048] In the embodiment, during the air drying operation, the impurities in the air filtered through the first filter screen 27 and the second filter screen 40 are stored in the storage cavity 39. In order to facilitate the timely cleaning, the openable door plate 42 structure is designed.

[0049] Referring to the drawings Figure 1 and the drawings Figure 4The bottom of the supporting leg 3 is further provided with a shock-absorbing base.

[0050] In the embodiment, in order to improve the shock-absorbing capacity of the device and avoid too large vibration amplitude during the crushing operation, a shock-absorbing base structure (not shown) is designed.

[0051] The working principle of the device is as follows: during use, the waste plastics are first added into the feeding cover 5, and the inner and outer discharge cavities 8 and 12 are aligned through the rotation of the motor 17. The crushed plastics fall into the net frame 21 below through the inner and outer discharge cavities 8 and 12 after being crushed in the crushing bin 1, and the rotation of the motor 17 is started again to shield the inner discharge cavity 8 by the rotating top cover 11. Then the high-pressure nozzle 9 and the stirring motor 14 are started to clean the plastic particles in the net frame 21, and the washing wastewater is discharged to the outside through the discharge groove 20. During the air-drying operation, the inside of the treatment bin 2 forms a negative pressure. At this time, the outside air enters the air inlet cavity 25 through the air inlet hole 30, part of the air enters the inside of the treatment bin 2 through the first filter screen 27, and a small part of the air enters the storage cavity 39 through the communication cavity 38 and enters the treatment bin 2 through the second filter screen 40. When the cleaning gear ring 33 rotates, the plurality of brushes 34 will clean the surface of the first filter screen 27, and when the brushes 34 move to the position of the communication cavity 38, the impurities on the brushes 34 will be blown away and stored in the storage cavity 39 under the action of the airflow.

[0052] The above description of disclosed embodiments enables those skilled in the art to carry out or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A device for recycling and processing waste plastic films from a blister machine, comprising a crushing chamber (1) and a processing chamber (2), characterized in that: The crushing bin (1) is located above the processing bin (2); a top plate (7) is fixedly mounted on the top of the processing bin (2), and a plurality of spaced inner feeding cavities (8) are provided on the top plate (7); a rotating top cover (11) is movably mounted on the top of the top plate (7), and a plurality of outer feeding cavities (12) cooperating with the inner feeding cavities (8) are provided on the rotating top cover (11); a bottom cover (19) is mounted on the bottom of the processing bin (2), and a screen frame (21) for cleaning and air-drying the crushed materials is provided inside the processing bin (2); An annular air inlet cavity (25) is provided inside the processing chamber (2), a first filter screen (27) is installed on the inner wall of the air inlet cavity (25), and a connecting cavity (38) is provided at the bottom of the air inlet cavity (25); a through discharge groove (20) is provided at the bottom of the bottom cover (19), a storage cavity (39) is provided on the inner wall of the bottom cover (19), a second filter screen (40) is installed on the inner wall of the storage cavity (39), and the air inlet cavity (25) is connected to the storage cavity (39) through the connecting cavity (38); The top of the air inlet cavity (25) is also provided with a mounting groove (32), in which a cleaning gear ring (33) is movably mounted; and the bottom of the cleaning gear ring (33) is provided with a plurality of groups of brushes (34) for cleaning the first filter screen (27).

2. The device for recycling and processing waste plastic films from blister machines according to claim 1, characterized in that: A plurality of groups of supporting legs (3) are provided on the outer wall of the processing bin (2), the crushing bin (1) is mounted on the top of the supporting legs (3), and a control panel (6) is also provided on the outer wall of the crushing bin (1).

3. The device for recycling and processing waste plastic films from blister machines according to claim 1, characterized in that: A feed opening (4) is provided on the top of the crushing bin (1), and a feed cover (5) is also provided on the top of the crushing bin (1).

4. The device for recycling and processing waste plastic films from blister machines according to claim 1, characterized in that: The bottom of the top plate (7) is equipped with a plurality of high-pressure nozzles (9) located between the inner feeding chambers (8), and the high-pressure nozzles (9) are located on the top of the screen frame (21); the bottom of the top plate (7) is also equipped with a plurality of fans (10) located outside the screen frame (21).

5. The device for recycling and processing waste plastic films from blister machines according to any one of claims 1 to 4, characterized in that: A material guide cover (13) is also provided on the top of the rotating top cover (11), a stirring motor (14) is installed in the middle of the rotating top cover (11), and a stirring shaft (15) located inside the mesh frame (21) is provided at the output end of the stirring motor (14); a material discharge ring gear (16) is installed on the outer wall of the rotating top cover (11), a rotating motor (17) is installed on the outer wall of the processing bin (2), and a material discharge gear (18) meshing with the material discharge ring gear (16) is installed at the output end of the rotating motor (17).

6. The device for recycling and processing waste plastic films from blister machines according to claim 1, characterized in that: The bottom of the screen frame (21) is provided with a tapered portion (22), the bottom of the tapered portion (22) is provided with a feed pipe (23), and the feed pipe (23) is provided with a control valve (24) located below the bottom cover (19).

7. A device for recycling and processing waste plastic films from a blister machine according to any one of claims 1 to 4, characterized in that: The outer wall of the processing chamber (2) is provided with a plurality of windows (26) communicating with the air inlet chamber (25), the inner walls on the upper and lower sides of the air inlet chamber (25) are provided with rotating grooves (28), a sealing ring (29) is movably installed in the rotating groove (28), and the sealing ring (29) is provided with a plurality of air inlet holes (30); the outer wall of the sealing ring (29) is also provided with a plurality of protrusions (31).

8. The device for recycling and processing waste plastic films from a blister machine according to any one of claims 1 to 4, characterized in that: A drive chamber (35) is provided on the outer wall of the processing chamber (2), and the mounting groove (32) is communicated with the drive chamber (35); a cleaning motor (36) is installed in the drive chamber (35), and a driving gear (37) meshing with the cleaning gear ring (33) is installed at the output end of the cleaning motor (36).

9. The device for recycling and processing waste plastic films from blister machines according to claim 1, characterized in that: The outer wall of the bottom cover (19) is in communication with the storage chamber (39). A sliding frame (41) is further provided on the outer wall of the bottom cover (19), and a door panel (42) is movably installed in the sliding frame (41).

10. The device for recycling and processing waste plastic films from blister machines according to claim 2, characterized in that: A shock-absorbing base is also provided at the bottom of the supporting leg (3).

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