CN112026159A

CN112026159A - Biodegradable plastic film blowing device

Info

Publication number: CN112026159A
Application number: CN202010883649.8A
Authority: CN
Inventors: 李清让; 邓峰
Original assignee: Hunan Kelaibao Bioenergy Technology Co ltd
Current assignee: Hunan Kelaibao Bioenergy Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-12-04

Abstract

The invention relates to the technical field of film blowing, and discloses a biodegradable film plastic blowing device which comprises a base, wherein the top of the base is fixedly connected with a film blowing pipe, the inner walls of the two sides of the film blowing pipe are fixedly connected with first connecting rods, the other end of each first connecting rod is fixedly connected with a separating cylinder, the inner walls of the two sides of each separating cylinder are fixedly connected with second connecting rods, the other end of each second connecting rod is fixedly connected with a central block, one side of each central block is provided with an inserting hole, a film supporting pipe is arranged in each inserting hole, the top of the base is fixedly connected with a first mounting block, and the top of each first mounting block is fixedly connected with a motor. The biodegradable film plastic blowing device can convey the biodegradable plastic, is high in degree of mechanization, saves time and labor, can realize indirect air inlet, further adjusts the air pressure in the device, keeps the air pressure constant, avoids the phenomenon that the film is broken by being supported, and improves the qualification rate of the blown film.

Description

Biodegradable plastic film blowing device

Technical Field

The invention relates to the technical field of film blowing, in particular to a biodegradable film plastic blowing device.

Background

The biodegradable plastic is a plastic which is degraded by the action of microorganisms existing in the nature, such as bacteria, mould and algae, the ideal biodegradable plastic is a high polymer material which has excellent use performance, can be completely decomposed by environmental microorganisms after being discarded and finally becomes an inorganic component of carbon circulation in the nature, and the biodegradable plastic can be prepared into a biodegradable film for secondary utilization after being recovered.

As is well known, a biodegradable film plastic blowing device is a device for blow molding of biodegradable films, which is widely used in the field of film blowing; the existing biodegradable film plastic blowing device comprises a heating device, a conveying device and a film blowing device; the existing biodegradable film plastic blowing device is used for discovering that the gas pressure in the film is unstable during blow molding, the film is easy to be burst, the qualification rate of the blown film is reduced, and the existing biodegradable film plastic blowing device is urgently needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a biodegradable film plastic blowing device, which mainly solves the problems that the gas pressure in a film is unstable during blow molding, the film is easy to be burst, and the qualification rate of the blown film is reduced.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a biodegradable film plastic blowing device comprises a base, wherein a film blowing pipe is fixedly connected to the top of the base, first connecting rods are fixedly connected to the inner walls of the two sides of the film blowing pipe, a separating cylinder is fixedly connected to the other end of each first connecting rod, a second connecting rod is fixedly connected to the inner walls of the two sides of the separating cylinder, a center block is fixedly connected to the other end of each second connecting rod, an inserting hole is formed in one side of the center block, a film supporting pipe is arranged in the inserting hole, a first mounting block is fixedly connected to the top of the base, a motor is fixedly connected to the top of the first mounting block, a rotating disc is fixedly connected to one end of an output shaft of the motor, a rotating plate is fixedly connected to the eccentric position of one side of the rotating disc, a transmission rod is movably connected to one side of the rotating plate, a second mounting block is fixedly connected to the top of the base, two connecting plates are fixedly connected to one side of the adjusting piston, the connecting plates are rotatably connected with the other end of the transmission rod, an air inlet is formed in one side of the adjusting cylinder, an air pump is fixedly connected to the top of the base, an air supply pipe is fixedly connected to one end of an air outlet of the air pump, the other end of the air supply pipe is communicated with the air inlet, and an air inlet pipe is fixedly connected to one end of the air inlet of the air pump.

Further, the top fixedly connected with second fixed plate of base, one side fixedly connected with fixed block of second fixed plate, one side fixedly connected with of fixed block pass the material pipe, pass the top fixedly connected with loading hopper of material pipe.

On the basis of the scheme, the first fixed plate of top fixedly connected with of base, one side fixedly connected with heating cabinet of first fixed plate, the top inner wall and the bottom inner wall of heating cabinet are a plurality of hot plates of fixedly connected with respectively, and pass the material pipe and pass the heating cabinet, pass the other end fixedly connected with conveying pipe of material pipe and pay-off pipe, and the other end of conveying pipe is located the blown film intraductal.

As a further scheme of the invention, one side of the fixed block is provided with an installation opening, a rotating shaft is movably connected in the installation opening, one side of the rotating shaft is provided with a material conveying roller, the material conveying roller penetrates through one side of the material conveying pipe and is positioned in the material conveying pipe, and one end of the rotating shaft is fixedly connected with a first belt wheel.

Further, the top fixedly connected with third installation piece of base, the mounting hole has been seted up to one side of third installation piece, and swing joint has the transmission shaft in the mounting hole, the driven bevel gear of one end fixedly connected with of transmission shaft, the other end fixedly connected with second band pulley of transmission shaft, is equipped with the belt between second band pulley and the first band pulley.

On the basis of the scheme, one end of the output shaft of the motor is fixedly connected with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear.

As a further scheme of the invention, the bottom of the adjusting cylinder is fixedly connected with an air release pipe, and one side of the air release pipe is provided with a manual valve.

Further, the top fixedly connected with two dead levers of base, the top fixedly connected with of dead lever surely steeps the dish, and the bottom fixedly connected with of surely steeps the dish surely steeps the pipe, and surely steeps the pipe and is linked together with the air-feed pipe.

On the basis of the scheme, the top of the base is also fixedly connected with a filter box, the inner wall of the bottom of the filter box is fixedly connected with a filter plate, and the filter box is communicated with an air inlet pipe.

(III) advantageous effects

Compared with the prior art, the invention provides a biodegradable film plastic blowing device, which has the following beneficial effects:

1. this biodegradable plastic film blowing device can rotate under the drive of motor through the setting of drive bevel gear, drives the second band pulley and rotates under drive bevel gear and driven bevel gear engaged with effect, drives first band pulley and rotates under the cooperation of belt to drive the biography material roller and rotate, carry degradable plastics, degree of mechanization is high, labour saving and time saving.

2. This biodegradable plastic film blowing device can rotate under the drive of motor through the setting of rolling disc to drive the rotor plate and rotate, drive the slip of adjusting the piston making a round trip in adjusting the jar under the cooperation of transfer line, thereby realize admitting air indirectly, and then the size of adjusting device internal gas pressure keeps the invariant of atmospheric pressure, has avoided the phenomenon that the membrane propped open to take place, improves the qualification rate of blown membrane.

3. According to the biodegradable film plastic blowing device, the air can be fed into the cavity of the foam stabilizing disc through the arrangement of the foam stabilizing pipe under the matching of the air pump and the air supply pipe, so that the film which is just blown out is stably supported, and the phenomenon that the film which is just blown out collapses due to softness is prevented, and the waste of resources is caused.

4. This biodegradable plastic film blowout device can filter the air under the effect of air pump through the setting of filter to can filter dust and granule in the air, improve the quality of the membrane that blows off.

Drawings

FIG. 1 is a schematic front view of a biodegradable film plastic blowing device 1 according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a biodegradable film plastic blowing device according to example 1 of the present invention;

FIG. 3 is a partially enlarged schematic structural view of an example 1 of a biodegradable film plastic blowing device according to the present invention;

fig. 4 is a schematic front view of a biodegradable film plastic blowing device 2 according to an embodiment of the present invention.

In the figure: 1. a base; 2. a bubble stabilizing tube; 3. blowing a film tube; 4. a foam stabilizing disc; 5. fixing the rod; 6. a feed pipe; 7. a heating box; 8. a first fixing plate; 9. a hopper; 10. a material conveying pipe; 11. a fixed block; 12. a first pulley; 13. a belt; 14. a second fixing plate; 15. a drive bevel gear; 16. a driven bevel gear; 17. a motor; 18. an air pump; 19. an air inlet pipe; 20. a separating cylinder; 21. a center block; 22. a membrane supporting tube; 23. heating plates; 24. a material conveying roller; 25. an air supply pipe; 26. a manual valve; 27. an air escape pipe; 28. an adjusting cylinder; 29. an adjusting piston; 30. a connecting plate; 31. a transmission rod; 32. rotating the disc; 33. a filter box; 34. a filter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a biodegradable plastic film blowing device comprises a base 1, a film blowing pipe 3 is fixed on the top of the base 1 through bolts, first connecting rods are fixed on the inner walls of the two sides of the film blowing pipe 3 through bolts, a separating cylinder 20 is fixed on the other end of the first connecting rods through bolts, second connecting rods are fixed on the inner walls of the two sides of the separating cylinder 20 through bolts, a center block 21 is fixed on the other end of the second connecting rods through bolts, an inserting hole is formed in one side of the center block 21, a film supporting pipe 22 is inserted in the inserting hole, gas is blown to plastic liquid through the film supporting pipe 22 for film blowing work, a first mounting block is fixed on the top of the base 1 through bolts, a motor 17 is fixed on the top of the first mounting block through bolts, a rotating disc 32 is fixed on one end of an output shaft of the motor 17 through bolts, and is driven by the motor 17 to rotate through the rotating disc, a rotating plate is fixed at the eccentric position of one side of the rotating disc 32 through a bolt, a transmission rod 31 is rotatably connected at one side of the rotating plate, a second mounting block is fixed at the top of the base 1 through a bolt, an adjusting cylinder 28 is fixed at the top of the second mounting block through a bolt, an adjusting piston 29 is slidably connected in the adjusting cylinder 28, two connecting plates 30 are fixed at one side of the adjusting piston 29 through bolts, the connecting plates 30 are rotatably connected with the other end of the transmission rod 31 so as to drive the rotating plate to rotate, the adjusting piston 29 is driven to slide back and forth in the adjusting cylinder 28 under the coordination of the transmission rod 31 so as to realize indirect air intake, the air pressure in the adjusting device is further adjusted so as to keep the air pressure constant, an air inlet is formed in one side of the adjusting cylinder 28, an air pump 18 is fixed at the top of the base 1 through a bolt, and an, the outside air is sucked into the air pump 18 through the air inlet pipe 19 under the action of the air pump 18, one end of an air outlet of the air pump 18 is fixed with an air feed pipe 25 through a bolt, the other end of the air feed pipe 25 is communicated with the air inlet, and then the air is fed into the adjusting cylinder 28 through the air feed pipe 25.

The top of the base 1 is fixed with a second fixing plate 14 through bolts, one side of the second fixing plate 14 is fixed with a fixing block 11 through bolts, one side of the fixing block 11 is fixed with a material conveying pipe 10 through bolts, the top of the material conveying pipe 10 is fixed with a feeding hopper 9 through bolts, the feeding hopper 9 is convenient to design and can place degradable plastics into the material conveying pipe 10, the top of the base 1 is fixed with a first fixing plate 8 through bolts, one side of the first fixing plate 8 is fixed with a heating box 7 through bolts, the top inner wall and the bottom inner wall of the heating box 7 are respectively fixed with a plurality of heating plates 23 through bolts, the degradable plastics are heated and melted in the conveying process through the heating plates 23, the material conveying pipe 10 passes through the heating box 7, the other end of the material conveying pipe 10 is fixed with a feeding pipe 6 through bolts, the plastics liquid is conveyed into a film supporting pipe 22 through the feeding pipe 6, the other end of the feeding pipe 6 is positioned in the film blowing, base 1's top has the third installation piece through the bolt fastening, the mounting hole has been seted up to one side of third installation piece, the rotation is connected with the transmission shaft in the mounting hole, the one end key-type of transmission shaft has driven bevel gear 16, the other end key-type of transmission shaft has the second band pulley, the transmission is connected with belt 13 between second band pulley and the first band pulley 12, the one end key-type of motor 17 output shaft has drive bevel gear 15, drive bevel gear 15 rotates under motor 17's drive, and drive bevel gear 15 meshes with driven bevel gear 16 mutually, it rotates to drive the second band pulley under drive bevel gear 15 and driven bevel gear 16 meshed effect.

One side of the fixed block 11 is provided with a mounting opening, a rotating shaft is rotatably connected in the mounting opening, one side of the rotating shaft is sleeved with a material conveying roller 24, one side of the material conveying roller 24, which penetrates through the material conveying pipe 10, is positioned in the material conveying pipe 10, one end of the rotating shaft is connected with a first belt wheel 12 in a key mode, the first belt wheel 12 is driven to rotate under the cooperation of a belt 13, so that the material conveying roller 24 is driven to rotate, the degradable plastic is conveyed, the bottom of an adjusting cylinder 28 is fixedly provided with an air release pipe 27 through bolts, one side of the air release pipe 27 is provided with a manual valve 26, the air pressure in the adjusting device is adjusted under the cooperation of the manual valve 26 through the air release pipe 27, the top of the base 1 is fixedly provided with two fixed rods 5 through bolts, the top of the fixed rods 5 is fixedly provided with a foam stabilizing disc 4 through bolts, the bottom of the foam stabilizing disc 4 is fixedly provided with a foam stabilizing pipe 2 through bolts, the foam, the gas is fed into the cavity of the bubble stabilization disk 4, thereby stably supporting the just blown film.

The working principle of the embodiment is as follows: when in use, firstly, degradable plastics are put into the material conveying pipe 10 from the feeding hopper 9, then the motor 17 is started, the driving bevel gear 15 rotates under the driving of the motor 17, the second belt wheel rotates under the meshing action of the driving bevel gear 15 and the driven bevel gear 16, the first belt wheel 12 is driven to rotate under the matching of the belt 13, so as to drive the material conveying roller 24 to rotate, the degradable plastics are conveyed, in the conveying process, the degradable plastics are heated and melted by the heating plate 23, then the plastic liquid is conveyed into the film supporting pipe 22 by the material conveying pipe 6, then the plastic liquid is matched with the separating cylinder 20 and the central block 21, so that the plastic liquid is divided into two paths to flow, one flows to the middle of the separating cylinder 22 and the separating cylinder 20, the other flows to the middle of the separating cylinder 20 and the central block 21, and meanwhile, the outside air is sucked into the air pump 18 by the air inlet pipe 19 under the action of the air pump 18, the air is sent into the adjusting cylinder 28 through the air supply pipe 25, the plastic liquid is blown through the film supporting pipe 22 to blow the film, the rotating disk 32 rotates under the driving of the motor 17 to drive the rotating plate to rotate, the adjusting piston 29 is driven to slide back and forth in the adjusting cylinder 28 under the matching of the driving rod 31, so that indirect air inlet is realized, the air pressure in the device is adjusted, the blown film is not completely formed, the air needs to be sent into a cavity of the bubble stabilizing disk 4 through the bubble stabilizing pipe 2 under the matching of the air pump 18 and the air supply pipe 25, the film which is just blown out is stably supported, and when the air pressure in the device is too high, a worker manually opens the manual valve 26 to release the pressure through the air release pipe 27.

Example 2

Referring to fig. 4, a biodegradable plastic film blowing device comprises a base 1, a filter box 33 is fixed to the top of the base 1 through bolts, a filter plate 34 is fixed to the inner wall of the bottom of the filter box 33 through bolts, the filter plate 34 is designed to filter dust and particles in air, and the filter box 33 is communicated with an air inlet pipe 19.

The working principle of the embodiment is as follows: when the film blowing device is used, when film blowing work is needed, firstly, air is sucked into the filter box 33 under the action of the air pump 18, and then the air is filtered through the filter plate 34, so that dust and particulate matters in the air can be filtered.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A biodegradable film plastic blowing device comprises a base (1) and is characterized in that a film blowing pipe (3) is fixedly connected to the top of the base (1), first connecting rods are fixedly connected to the inner walls of the two sides of the film blowing pipe (3), a separating cylinder (20) is fixedly connected to the other end of the first connecting rod, a second connecting rod is fixedly connected to the inner walls of the two sides of the separating cylinder (20), a center block (21) is fixedly connected to the other end of the second connecting rod, an inserting hole is formed in one side of the center block (21), a film supporting pipe (22) is arranged in the inserting hole, a first mounting block is fixedly connected to the top of the base (1), a motor (17) is fixedly connected to the top of the first mounting block, a rotating disc (32) is fixedly connected to one end of an output shaft of the motor (17), a rotating plate is fixedly connected to the eccentric position of one side of the rotating disc (32), the utility model discloses a pneumatic control valve, including base (1), the top fixedly connected with second installation piece of base (1), the top fixedly connected with of second installation piece adjusts jar (28), and swing joint has adjusting piston (29) in adjusting jar (28), two connecting plates (30) of one side fixedly connected with of adjusting piston (29), and connecting plate (30) rotate with the other end of transfer line (31) and are connected, and the air inlet has been seted up to one side of adjusting jar (28), the top fixedly connected with air pump (18) of base (1), the one end fixedly connected with blast pipe (25) of air pump (18) gas outlet, the other end and the air inlet of blast pipe (25) are linked together, and the one end fixedly connected with intake pipe (19) of air pump (18).

2. The biodegradable film plastic blowout device according to claim 1, characterized in that: the top fixedly connected with second fixed plate (14) of base (1), one side fixedly connected with fixed block (11) of second fixed plate (14), one side fixedly connected with of fixed block (11) passes material pipe (10), passes top fixedly connected with loading hopper (9) of material pipe (10).

3. The biodegradable film plastic blowout device according to claim 2, characterized in that: the film blowing device is characterized in that a first fixing plate (8) is fixedly connected to the top of the base (1), a heating box (7) is fixedly connected to one side of the first fixing plate (8), a plurality of heating plates (23) are fixedly connected to the inner wall of the top and the inner wall of the bottom of the heating box (7) respectively, a material conveying pipe (10) penetrates through the heating box (7), a material conveying pipe (6) is fixedly connected to the other end of the material conveying pipe (10), and the other end of the material conveying pipe (6) is located in a film blowing pipe (3).

4. The biodegradable film plastic blowout device according to claim 2, characterized in that: the installing port has been seted up to one side of fixed block (11), and swing joint has the axis of rotation in the installing port, and one side of axis of rotation is equipped with biography material roller (24), and the one side that passes biography material pipe (10) of biography material roller (24) is located the inside of passing material pipe (10), and the first band pulley of one end fixedly connected with (12) of axis of rotation.

5. The biodegradable film plastic blowout device according to claim 4, characterized in that: the top fixedly connected with third installation piece of base (1), the mounting hole has been seted up to one side of third installation piece, and swing joint has the transmission shaft in the mounting hole, and the one end fixedly connected with driven bevel gear (16) of transmission shaft, the other end fixedly connected with second band pulley of transmission shaft are equipped with belt (13) between second band pulley and first band pulley (12).

6. The biodegradable film plastic blowout device according to claim 5, characterized in that: one end of an output shaft of the motor (17) is fixedly connected with a driving bevel gear (15), and the driving bevel gear (15) is meshed with a driven bevel gear (16).

7. The biodegradable film plastic blowout device according to claim 1, characterized in that: the bottom of the adjusting cylinder (28) is fixedly connected with an air release pipe (27), and one side of the air release pipe (27) is provided with a manual valve (26).

8. The biodegradable film plastic blowout device according to claim 1, characterized in that: the utility model discloses a bubble stabilizing device, including base (1), top fixedly connected with two dead levers (5) of base (1), the top fixedly connected with of dead lever (5) surely steeps dish (4), and the bottom fixedly connected with of surely steeps dish (4) surely steeps pipe (2), and surely steeps pipe (2) and is linked together with air supply pipe (25).

9. The biodegradable film plastic blowout device according to claim 1, characterized in that: the top of base (1) is fixedly connected with rose box (33) still, and the bottom inner wall fixedly connected with filter (34) of rose box (33), and rose box (33) are linked together with intake pipe (19).