CN106824953A - Carton cleaning device - Google Patents
Carton cleaning device Download PDFInfo
- Publication number
- CN106824953A CN106824953A CN201611184366.4A CN201611184366A CN106824953A CN 106824953 A CN106824953 A CN 106824953A CN 201611184366 A CN201611184366 A CN 201611184366A CN 106824953 A CN106824953 A CN 106824953A
- Authority
- CN
- China
- Prior art keywords
- carton
- housing
- gas
- blower fan
- cleaning unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/30—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking and having conveyors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/34—Arrangements of conduits or nozzles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/23—Containers, e.g. vials, bottles, syringes, mail
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cleaning In General (AREA)
Abstract
The present patent application belongs to special equipment cleaning hollow bodY technical field, specifically discloses a kind of carton cleaning device, including transporting rail and carton cleaning unit, and carton cleaning unit is located at the top of transmission track;Carton cleaning unit includes housing, cylinder and the blower fan for drawing carton inner side gas, and blower fan is connected on housing, and the piston rod of cylinder is connected with housing;Suction muffler, gas filtration chamber are provided with housing, the surface of housing is provided with the air entry connected with suction muffler;Exhaust main is rotatably connected on housing, one end of exhaust main connects with gas filtration chamber, and the other end is connected with servomotor;Multiple moving blocks are slidably connected on exhaust main, through hole is provided with moving block, exhaust branch pipe is fixed with through hole.Using the technical program, the automation of carton cleaning can be realized, it is not necessary to manually carton is fastened on carton cleaning unit one by one, saves labour turnover, greatly improve operating efficiency.
Description
Technical field
The invention belongs to use special equipment cleaning hollow bodY technical field, more particularly to a kind of carton cleaning device.
Background technology
Carton is widely used in transport, packaging industry, and a certain amount of dust is had on the inside of it after carton making is finished
Or the debris of other molecules, the food to loading may produce pollution, influence food hygiene.
Authorization Notice No. discloses a kind of carton box cleaner for the Chinese invention patent of CN101623697B, is mainly used in clear
Except the dust on the inside of the carton for containing food.Including suction muffler, the entrance of blower fan is connected with suction muffler, the outlet of blower fan with
Discharge chamber is connected, and gas filter is provided between discharge chamber and filtering gas cavity, is connected with filtering gas cavity and is connected with blast pipe,
Exhaust outlet is connected to blast pipe, the periphery of exhaust outlet is connected with suction muffler.The equipment overall structure is simple, good operation, easily
Control, has certain dust removing effects to carton inner side, improves the hygienic quality of carton.But the equipment also existing defects:1st, paper
The exhaust outlet of case cleaner is fixed, it is impossible to rotated, and some positions of carton can only be cleaned, it is impossible to well comprehensively
Clean each position of carton.2nd, the volume of carton box cleaner immobilizes, and is only used for cleaning the carton of certain specification, if
The volume of carton to be cleaned is excessive, and on cleaner, the gas of exhaust outlet discharge can not be clear by carton inwall well for carton fastener
Reason is clean, and cleaning effect is undesirable.3rd, all need workman that carton is fastened on cleaner using the carton box cleaner every time, clean
It is to take out carton to re-recognize after one, and efficiency is low.
The content of the invention
The purpose of the present invention is not required to work in a kind of carton cleaning device of offer, the dust that can be cleared up automatically on the inside of carton
Be fastened on carton on cleaning device by people, artificial again after cleaning to take out, efficiency high.
In order to achieve the above object, base case of the invention is:Carton cleaning device, including for conveying the biography of carton
Defeated track and carton cleaning unit, carton cleaning unit are located at the top of transmission track;The carton cleaning unit include housing,
Cylinder and the blower fan for drawing carton inner side gas, the blower fan are connected on housing, and the piston rod of cylinder is connected with housing;
The housing includes upper casing and lower casing, and the memory metal of rugosity, the table of the memory metal are connected between upper casing and lower casing
Face ring is wound with coil;Suction muffler and gas filter chamber are provided with the housing, the surface of housing is provided with the suction connected with suction muffler
Gas port;The entrance of the blower fan is connected with suction muffler, and the outlet of blower fan is connected with gas filtration chamber;The gas filtration chamber
Inside it is provided with gas filter;Exhaust main is rotatably connected on the housing, one end of exhaust main connects with gas filtration chamber,
The other end is connected with servomotor;Multiple moving blocks are slidably connected on the exhaust main, through hole, through hole are provided with moving block
Inside it is provided with the blade that moving block can be driven to rotate;Exhaust branch pipe is fixed with the through hole, exhaust branch pipe is obliquely arranged on
On moving block.
The operation principle of this base case is:Carton to be cleaned is placed on transporting rail, starts transporting rail,
When carton is transported to carton cleaning unit lower section by transporting rail, transmission track stop motion.Cylinder operation, piston rod is towards paper
The lateral movement of case one, piston rod drives carton cleaning unit to put in carton.Fan operation, by air entry by the sky on the inside of carton
Aspiration enters, and outlet by blower fan is blown into gas filtration chamber, and gas enters in exhaust main after being filtered through gas filter,
Then discharged from the through hole of moving block.A part of gas drives the blade in through hole to rotate, and blade is rotated and drives moving block in row
Rotated on gas house steward, exhaust branch pipe is rotated together with moving block.Another part gas is discharged from through hole, then along exhaust branch
Pipe is blown in carton, and the portion gas blow to each position on the inside of carton with the rotation of exhaust branch pipe, can be by carton
Multiple positions are cleaned out.Start servomotor while fan operation, operate servomotor, make the rotary shaft of servomotor
Certain angle is rotated to side, is then turned an angle to opposite side again, so repeatedly.Rotary shaft drives exhaust main to turn
Dynamic, exhaust branch pipe swings therewith, simultaneously because exhaust branch pipe itself is rotated also with moving block, the area of gas cleaning carton is big
Big increase, effectively each surface of cleaning carton.Specification according to carton to be cleaned judges whether to be passed through alternating current to coil.
It is that coil is passed through alternating current if the specification of carton is much larger than carton box cleaner, due to eddy current effect, coil inside produces big
The heat of amount, memorial alloy temperature distortion stretching, housing is raised, becomes big, can adjust carton cleaning according to the specification of different cartons
The size of machine so that carton is cleaned cleaner;Coil produces substantial amounts of heat simultaneously, and memory metal absorbs heat, in housing
Gas can be heated, carton box cleaner spray gas be high-temperature gas, can effectively kill the bacterium on carton.
The beneficial effect of this base case is:1st, the present apparatus can realize the automation of carton cleaning, it is not necessary to artificial
Carton is fastened on carton cleaning unit one by one, is saved labour turnover, greatly improve operating efficiency.2nd, the present invention being capable of root
The size of carton box cleaner, plus nearly exhaust branch pipe and the distance of carton inwall are adjusted according to the specification of different cartons, makes exhaust branch pipe
The wind energy of blowout cleaning paper chamber interior wall well.3rd, for coil is passed through alternating current, coil produces substantial amounts of heat, and memory metal absorbs
Heat, the gas in housing can be heated, and the gas that carton box cleaner sprays is high-temperature gas, can effectively be killed thin on carton
Bacterium.4th, motor drives exhaust main to swing, and exhaust branch pipe swings therewith, while exhaust branch pipe is rotated also with moving block, exhaust
The gas of branch pipe discharge can blow to the various pieces of carton so that the area of cleaning carton is substantially increased, and improve cleaning carton
Effect.
Further, a side-lower of the carton cleaning unit is provided with monitor station, and monitor station is located at the side of transporting rail;
The monitor station is provided with infrared inductor and controller, controller with infrared inductor, cylinder and transporting rail
Power set are electrically connected.Controller is set in advance, enable the controller to according to infrared inductor feed back signal control cylinder,
The work of the power set of transporting rail.When transporting rail conveys carton by monitor station, infrared inductor senses signal,
Signal is fed back to controller, the power set stop motion of controller controlling transmission track by infrared inductor, and makes gas
Cylinder is moved downward, and carton cleaning unit is cleaned to carton, can realize the automation of carton cleaning.
Further, the transporting rail includes transmission belt, and the surface of transmission belt is provided with multiple apertures;Under the transmission belt
Surface is provided with suction plate, and cavity is provided with suction plate, and the upper surface of suction plate is provided with multiple suction holes;Connected in the suction plate
There is air extractor, air extractor is connected with cavity.During transporting rail conveying carton, air extractor work is drawn near suction hole
Air, because aperture is close with suction hole, transmission belt is formed about negative pressure, and carton is tightly adsorbed in transmission belt, no
It is susceptible to skew.
Further, it is arc that the bottom of the housing is in.During cleaning carton, carton cleaning unit must stretch into carton interior,
The bottom of housing is set to arc, and carton cleaning unit can be made to be easier to stretch into carton.
Further, the gas filter includes spongy layer and activated carbon.Spongy layer can effectively filter the dust in carton
Or other molecules, the spongy layer that can more renew after spongy layer is using a period of time is easy to use;If carton is deposited
In peculiar smell, packaged food, food can be affected, and reduce the quality of food, and activated carbon can eliminate the unusual smell, and can remove carton
In smell, improve carton quality so that carton can be suitably used for packaging for foodstuff.
Brief description of the drawings
Fig. 1 is the structural representation of present carton cleaning device embodiment;
Fig. 2 is the enlarged drawing of part A in Fig. 1;
Fig. 3 is the top view of Fig. 2.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes:Transporting rail 1, cylinder 2, carton 3, carton cleaning unit 4, housing 41, gas
Body filter chamber 42, memory metal 43, coil 44, suction muffler 45, servomotor 46, exhaust main 47, exhaust branch pipe 48, gas mistake
Filter part 49, blower fan 5, air extractor 6, suction plate 61, monitor station 7, infrared inductor 71, controller 72.
As shown in figure 1, carton cleaning device, including transporting rail 1 and carton cleaning unit 4, carton cleaning unit 4 is located at
The top of transmission track 1.Transporting rail 1 includes transmission belt, and the surface of transmission belt 1 is provided with multiple apertures;The lower surface of transmission belt
It is provided with suction plate 61, suction plate 61 and is provided with cavity, the upper surface of suction plate 61 is provided with multiple suction holes;Connected in suction plate 61
There is air extractor 6, air extractor 6 is connected with cavity.During the conveying carton 3 of transporting rail 1, air extractor 6 works, and draws suction hole
Neighbouring air, because aperture is close with suction hole, transmission belt is formed about negative pressure, and carton 3 can be adsorbed tightly in transmission
Take, it is not easy to shift.
As shown in Figure 2 and Figure 3, carton cleaning unit includes housing 41, cylinder 2 and the wind for drawing the inner side gas of carton 3
Machine 5, the bottom of housing 41 is curved, during cleaning carton 3, facilitates carton cleaning unit 4 to stretch into carton 3;Blower fan 5 is connected to shell
On body 41, the piston rod of cylinder 2 is connected with housing 41, and operation cylinder 2 can control the up and down of carton 3.Carton cleaning is single
One side-lower of unit 4 is provided with monitor station 7, and monitor station 7 is located at the side of transporting rail 1;Infrared induction is installed on monitor station 7
Device 71 and controller 72, power set of the controller 72 with infrared inductor 71, cylinder 2 and transporting rail 1 are electrically connected, and are made
Controller 72 can commercially be bought, model KEB72801X.41 points of housing is upper casing and lower casing, in upper casing and lower casing
Between be welded with the memory metal 43 of rugosity, memory metal 43 is heated can be stretched;The surface of memory metal 43 is surrounded with coil
44.Suction muffler 45 and gas filter chamber 42 are provided with housing 41, the entrance of blower fan 5 is connected with suction muffler 45, the outlet of blower fan 5
Be connected with gas filtration chamber 42, be provided with gas filter 49 in gas filtration chamber 42, gas filter 49 include spongy layer and
Activated carbon.When blower fan 5 works, the gas of the inner side of carton 3 enters from air entry, by the entrance of blower fan 5, exports, subsequently into
Gas filtration chamber 42.Exhaust main 47 is rotatably connected on housing 41, one end of exhaust main 47 connects with gas filtration chamber 42,
The other end is connected with servomotor 46, and servomotor 46 can make the concomitant rotation of exhaust main 47 when working.The pipe of exhaust main 47
Multiple holes are provided with wall, hole is provided with annular groove, moving block is connected with annular groove with the inwall contact position of exhaust main 47,
Moving block can be rotated on exhaust main 47.Through hole is provided with moving block, being welded with through hole can drive what moving block was rotated
Blade;Exhaust branch pipe 48 is fixed with through hole, exhaust branch pipe 48 is obliquely arranged on moving block, exhaust branch pipe 48 and moving block
Form angle.
During specific implementation, carton 3 is placed on transporting rail 1, starts transporting rail 1, transporting rail 1 transports carton 3
When being sent to carton cleaning unit lower section, transmission track stop motion.Blower fan 5 runs, by air entry by the air of the inner side of carton 3
Suction, by the outlet of blower fan 5, gas filtration chamber 42, gas enters in exhaust main 47 after being filtered through spongy layer and activated carbon,
Then discharged from the through hole of moving block.A part of gas drives the blade in through hole to rotate, and blade is rotated and drives moving block in row
Rotated on gas house steward 47, exhaust branch pipe 48 is rotated together with moving block.Another part gas is discharged from through hole, then along row
Gas branch pipe 48 is blown in carton 3.Start servomotor 46 while blower fan 5 runs, the rotary shaft of servomotor 46 drives row
Gas house steward 47 rotates, and exhaust branch pipe 48 swings therewith, because exhaust branch pipe 48 itself is rotated also with moving block, gas cleaning paper
The area of case 3 is substantially increased, effectively each surface of cleaning carton 3.Specification according to carton to be cleaned 3 judges whether to coil
44 are passed through alternating current.It is that coil 44 is passed through alternating current if the specification of carton 3 is much larger than the cleaner of carton 3, due to vortex
Effect, the inside of coil 44 produces substantial amounts of heat, memorial alloy temperature distortion stretching, and housing 41 is raised, becomes big, can be according to difference
The specification of carton 3 adjusts the size of the cleaner of carton 3 so that carton 3 is cleaned cleaner.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with
Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (5)
1. carton cleaning device, it is characterised in that including transporting rail and carton cleaning unit for conveying carton, carton is clear
Clean unit is located at the top of transmission track;The carton cleaning unit includes housing, cylinder and for drawing carton inner side gas
Blower fan, the blower fan is connected on housing, and the piston rod of cylinder is connected with housing;The housing includes upper casing and lower casing, on
The memory metal of rugosity is connected between shell and lower casing, the surface of the memory metal is surrounded with coil;Set in the housing
There are suction muffler and gas filter chamber, the entrance of the blower fan is connected with suction muffler, the outlet of blower fan is connected with gas filtration chamber
It is logical;Gas filter is provided with the gas filtration chamber;Exhaust main, one end of exhaust main are rotatably connected on the housing
Connected with gas filtration chamber, the other end is connected with servomotor;Multiple moving blocks are slidably connected on the exhaust main, is rotated
Through hole is provided with block, the blade that moving block can be driven to rotate is provided with through hole;Exhaust branch pipe is fixed with the through hole, is vented
Branch pipe is obliquely arranged on moving block.
2. carton cleaning device as claimed in claim 1 a, it is characterised in that side-lower of the carton cleaning unit is provided with
Monitor station, monitor station is located at the side of transporting rail;The monitor station is provided with infrared inductor and controller, and controller is equal
Power set with infrared inductor, cylinder and transporting rail are electrically connected.
3. carton cleaning device as claimed in claim 1, it is characterised in that the transporting rail includes transmission belt, transmission belt
Surface be provided with multiple apertures;The lower surface of the transmission belt is provided with suction plate, and cavity, the upper table of suction plate are provided with suction plate
Face is provided with multiple suction holes;Air extractor is connected with the suction plate, air extractor is connected with cavity.
4. carton cleaning device as claimed in claim 1, it is characterised in that the bottom of the housing is in being arc.
5. carton cleaning device as claimed in claim 1, it is characterised in that the gas filter includes spongy layer and activity
Charcoal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611184366.4A CN106824953B (en) | 2016-12-20 | 2016-12-20 | Carton cleaning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611184366.4A CN106824953B (en) | 2016-12-20 | 2016-12-20 | Carton cleaning device |
Publications (2)
Publication Number | Publication Date |
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CN106824953A true CN106824953A (en) | 2017-06-13 |
CN106824953B CN106824953B (en) | 2019-01-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611184366.4A Active CN106824953B (en) | 2016-12-20 | 2016-12-20 | Carton cleaning device |
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CN (1) | CN106824953B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108994023A (en) * | 2018-05-24 | 2018-12-14 | 山东高密佳怡包装有限公司 | A kind of paper scrap cleaning plant |
CN111604298A (en) * | 2020-05-15 | 2020-09-01 | 福州大坤彩色印刷有限公司 | Waste paper processing apparatus is used in carton printing |
CN112402639A (en) * | 2020-11-25 | 2021-02-26 | 孙艺楠 | Air pressure sterilization type biological bacterium degradable plastic processing machine and processing method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0377367A1 (en) * | 1988-12-19 | 1990-07-11 | Butagaz | Method and device for cleaning the outer surfaces of cylindrical objects, especially those of gas bottles |
CN1623692A (en) * | 2003-11-20 | 2005-06-08 | 联合工艺公司 | Press probe |
CN1990127A (en) * | 2005-12-29 | 2007-07-04 | K.C.科技股份有限公司 | Dry cleaning device for container collecting substrate |
CN101116862A (en) * | 2006-07-31 | 2008-02-06 | 上海恒谊制药设备有限公司 | Adjustable multi-bottle automatic rotating and purifying device |
CN101623697A (en) * | 2009-07-31 | 2010-01-13 | 大连瑞希特木业制品有限公司 | Carton box cleaner |
WO2010027438A1 (en) * | 2008-09-03 | 2010-03-11 | Gamajet Cleaning Systems, Inc. | Rotary apparatus and method for cleaning liquid storage tanks |
-
2016
- 2016-12-20 CN CN201611184366.4A patent/CN106824953B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0377367A1 (en) * | 1988-12-19 | 1990-07-11 | Butagaz | Method and device for cleaning the outer surfaces of cylindrical objects, especially those of gas bottles |
CN1623692A (en) * | 2003-11-20 | 2005-06-08 | 联合工艺公司 | Press probe |
CN1990127A (en) * | 2005-12-29 | 2007-07-04 | K.C.科技股份有限公司 | Dry cleaning device for container collecting substrate |
CN101116862A (en) * | 2006-07-31 | 2008-02-06 | 上海恒谊制药设备有限公司 | Adjustable multi-bottle automatic rotating and purifying device |
WO2010027438A1 (en) * | 2008-09-03 | 2010-03-11 | Gamajet Cleaning Systems, Inc. | Rotary apparatus and method for cleaning liquid storage tanks |
CN101623697A (en) * | 2009-07-31 | 2010-01-13 | 大连瑞希特木业制品有限公司 | Carton box cleaner |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108994023A (en) * | 2018-05-24 | 2018-12-14 | 山东高密佳怡包装有限公司 | A kind of paper scrap cleaning plant |
CN108994023B (en) * | 2018-05-24 | 2021-07-27 | 山东高密佳怡包装有限公司 | Paper scrap cleaning device |
CN111604298A (en) * | 2020-05-15 | 2020-09-01 | 福州大坤彩色印刷有限公司 | Waste paper processing apparatus is used in carton printing |
CN112402639A (en) * | 2020-11-25 | 2021-02-26 | 孙艺楠 | Air pressure sterilization type biological bacterium degradable plastic processing machine and processing method thereof |
CN112402639B (en) * | 2020-11-25 | 2021-10-01 | 深圳市聚亿新材料科技股份有限公司 | Air pressure sterilization type biological bacterium degradable plastic processing machine and processing method thereof |
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