CN116038933A - Preparation process and preparation device of special efficient antibacterial master batch for eva - Google Patents
Preparation process and preparation device of special efficient antibacterial master batch for eva Download PDFInfo
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- CN116038933A CN116038933A CN202310026132.0A CN202310026132A CN116038933A CN 116038933 A CN116038933 A CN 116038933A CN 202310026132 A CN202310026132 A CN 202310026132A CN 116038933 A CN116038933 A CN 116038933A
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- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 59
- 239000004594 Masterbatch (MB) Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 121
- 238000002156 mixing Methods 0.000 claims abstract description 31
- 238000005187 foaming Methods 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 9
- 239000012744 reinforcing agent Substances 0.000 claims abstract description 8
- 239000003381 stabilizer Substances 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 230000001954 sterilising effect Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 120
- 230000004927 fusion Effects 0.000 claims description 66
- 239000011343 solid material Substances 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 35
- 238000003756 stirring Methods 0.000 claims description 31
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 20
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 20
- 241001330002 Bambuseae Species 0.000 claims description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 20
- 239000011425 bamboo Substances 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 18
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 4
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract 2
- 238000007689 inspection Methods 0.000 abstract 1
- 238000012216 screening Methods 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 241000588724 Escherichia coli Species 0.000 description 4
- 241000191967 Staphylococcus aureus Species 0.000 description 4
- 238000013329 compounding Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the technical field of plastic master batch production, and particularly provides a preparation process and a preparation device of an efficient antibacterial master batch special for eva. The preparation process of the efficient antibacterial master batch special for eva comprises the following steps: cleaning and sterilizing a kneader and an air-cooled die head particle cutting and extracting machine at high temperature, and then proportioning according to a design formula, wherein the design formula consists of 90% -93% of eva colloidal particle components, 5% -8% of reinforcing agent components, 1% -3% of stabilizing agent components and 10% -15% of antibacterial powder components, then mixing the design formula by using the kneader, granulating the mixed eva special-purpose efficient antibacterial master batch by using the air-cooled die head particle cutting and extracting machine, finally screening the granulated eva special-purpose efficient antibacterial master batch to prepare a eva foaming product, and performing antibacterial effect spot inspection detection on the eva foaming product.
Description
Technical Field
The invention relates to the technical field of plastic master batch production, in particular to a preparation process and a preparation device of an efficient antibacterial master batch special for eva.
Background
The antibacterial master batch is a plastic rubber master batch which enables antibacterial powder to exert good antibacterial property and antibacterial long-acting property in antibacterial materials and has stable performance in use. In the plastic rubber master batch process, besides the accurate concentration of the auxiliary agent, the most important is the good or bad dispersibility. This characteristic is more pronounced when the eva product of the antimicrobial powder is made. The main reason is that the eva bed charge has different foaming multiplying power, and the uneven mixing problem can be generated in the product due to uneven dispersion or undispersed antibacterial powder.
Disclosure of Invention
Based on the above, it is necessary to provide a preparation process of an eva-specific efficient antibacterial masterbatch to solve at least one of the above technical problems.
A preparation process of an efficient antibacterial master batch special for eva comprises the following steps:
step S1: cleaning and sterilizing the kneader and the air-cooled die head granulating machine at high temperature, and confirming weight balancing parameters according to production requirements, wherein the weight balancing parameters comprise eva colloidal particle weight, reinforcing agent weight, stabilizer weight and antibacterial powder weight;
step S2: batching according to a design formula, wherein the design formula consists of 90% -93% of eva colloidal particle components, 5% -8% of reinforcing agent components, 1% -3% of stabilizer components and 10% -15% of antibacterial powder components;
step S3: mixing the design formula by using a kneader, and granulating the mixed eva special efficient antibacterial master batch by using an air-cooled die head granulating and extracting machine;
step S4: and (3) preparing the eva foaming product from the screened and granulated high-efficiency antibacterial master batch special for eva, and performing spot check detection on the antibacterial effect of the eva foaming product.
According to the invention, when the antibacterial masterbatch is 0.5%, the antibacterial rate of the eva foaming product on the escherichia coli and the staphylococcus aureus is over 99.9%, and when the antibacterial masterbatch is 1%, the antibacterial rate of the eva foaming product on the escherichia coli and the staphylococcus aureus is over 99.9%, so that the antibacterial performance is excellent, and the effect is remarkable.
In order to realize the preparation process, the invention provides the following technical scheme:
the utility model provides a special preparation facilities of high-efficient antibiotic master batch of eva, preparation facilities is kneader as above, kneader includes the feeding tipping bucket, feeding letter sorting case and heating fusion case, feeding tipping bucket bottom one end fixed mounting has first torsional spring, and install in the one end at feeding letter sorting case top through first torsional spring rotation, be provided with L type brace table on the other end at feeding letter sorting case top, L type brace table supports and holds in the one end of feeding tipping bucket bottom, feeding letter sorting incasement portion cavity forms the cavity, feeding letter sorting case one end wall bottom protruding establishes solid material transmission section of thick bamboo, feeding letter sorting case same end wall middle part is protruding to be equipped with powder transmission section of thick bamboo to one side slope, solid material transmission section of thick bamboo and powder transmission section of thick bamboo other end all with heating fusion case fixed connection, the inside cavity of heating fusion case forms the heating fusion chamber, solid material transmission section of thick bamboo and powder transmission section of thick bamboo inside cavity, and the both ends of solid material transmission section of thick bamboo communicate with cavity and heating fusion chamber respectively, feeding letter sorting case one side is fixedly connected with outside fan and outside driving motor respectively, heating fusion case one side outside driving motor fixedly connects with another outside driving platform.
As a further improvement of the invention, the feeding tipping bucket comprises a tipping bucket bottom plate, two arc-shaped side plates, a first vertical plate, a second vertical plate and a third vertical plate, wherein the first torsional spring is fixedly arranged at one end of the bottom of the tipping bucket bottom plate, the bottom surface of the L-shaped supporting table is propped against the other end of the bottom surface of the tipping bucket bottom plate, the length and the width of the hollow cavity are respectively equal to the length and the width of the tipping bucket bottom plate, the bottoms of the two arc-shaped side plates are respectively fixedly arranged at two sides of the top surface of the tipping bucket bottom plate, the bottom surface of the first vertical plate is fixedly arranged at one end of the top surface of the tipping bucket bottom plate adjacent to the first torsional spring, the two sides of the first vertical plate are respectively fixedly connected with the two arc-shaped side plates, the length of the first vertical plate is larger than the radius of the two arc-shaped side plates, and the length of the first vertical plate is equal to the feeding sorting box, the length of the first vertical plate, the length of the second vertical plate and the length of the third vertical plate decrease gradually, the bottom of the second vertical plate is fixedly installed in the middle of the top surface of the tipping bucket bottom plate, two sides of the second vertical plate are fixedly connected with two arc-shaped side plates respectively, the bottom of the third vertical plate is fixedly installed at one end, adjacent to the L-shaped supporting table, of the top surface of the tipping bucket bottom plate, two sides of the third vertical plate are fixedly connected with two arc-shaped side plates respectively, a discharging baffle plate is convexly arranged on the side wall, adjacent to the first vertical plate, of the second vertical plate, a connecting buckle is convexly arranged on the bottom surface of the tipping bucket bottom plate, a first conducting sheet is arranged on the bottom surface of the connecting buckle, and the feeding sorting box, the heating fusion box, the external fan and the two external driving motors are electrically connected with the first conducting sheet.
As a further improvement of the invention, the feeding sorting box comprises a feeding sorting box body, a feeding screw rod and a powder rotating rod, wherein a hollow cavity is formed in the feeding sorting box body, a solid material conveying cylinder is convexly arranged at one end wall of the feeding sorting box body, the feeding screw rod is arranged at the bottom of the hollow cavity, one end of the feeding screw rod is convexly arranged at the same end wall of the feeding sorting box body towards the solid material conveying cylinder in a protruding manner, two ends of the powder conveying cylinder are respectively and inwards convexly provided with mounting seats, and two ends of the powder rotating rod are respectively and rotatably arranged in the two mounting seats.
As a further improvement of the invention, one end of the bottom of the feeding sorting box body far away from the solid material transmission cylinder is provided with a feeding installation hole in a penetrating way, the other end of the bottom of the feeding sorting box body is provided with a feeding connection through hole in a penetrating way, the connection through hole is opposite to the feeding installation hole and is communicated with the hollow cavity, one end of the feeding screw rod is fixedly connected with an output shaft of an external driving motor through the feeding installation hole, so that the feeding screw rod is rotationally installed in the hollow cavity, and the other end of the feeding screw rod is provided with the feeding connection through hole in a penetrating way, so that one end of the feeding screw rod protrudes out of the hollow cavity and is positioned in the cavity of the solid material transmission cylinder.
As a further improvement of the invention, one end of the top of the feeding sorting box body far away from the solid material transmission cylinder is provided with a vent hole in a penetrating way, the vent hole is connected with an external fan, so that the hollow cavity is communicated with the external fan, the other end of the middle part of the feeding sorting box body is provided with a powder connecting through hole in a penetrating way, the powder connecting through hole is communicated with the hollow cavity and the inner cavity of the powder transmission cylinder, one side of the powder connecting through hole adjacent to the bottom of the powder transmission cylinder is convexly provided with an air guide protrusion, one side of the air guide protrusion adjacent to the hollow cavity is concavely provided with an air guide inclined surface, one side of the top of the feeding sorting box body adjacent to the powder transmission cylinder is concavely provided with a connecting clamping groove, the side wall of the connecting clamping groove is provided with a second conductive sheet, and the heating fusion box, the two external driving motors and the external fan are electrically connected with the second conductive sheet.
As a further improvement of the invention, the top of the end wall of the powder conveying cylinder adjacent to one end of the feeding sorting box body is provided with a concave air guide groove in a penetrating way, the top of the inner wall of the powder connecting through hole on the outer wall is also provided with a concave mounting groove in a forming way, the air guide groove and the connecting clamping groove are both communicated with the mounting groove, the end wall of the mounting groove adjacent to one end of the powder conveying cylinder is provided with a second torsion spring, the second torsion spring is provided with a wind shielding and tilting rod, the wind shielding and tilting rod comprises an inclined rod and a vertical rod, the second tension spring is fixedly connected to the middle part of the inclined rod, one end of the inclined rod is blocked above the air guide groove, the other end of the inclined rod is blocked on the side wall of the mounting groove, and the bottom surface of the vertical rod is fixedly connected with one end of the inclined rod adjacent to the hollow cavity in the top surface.
As a further improvement of the invention, a third torsion spring is arranged at one end of the feeding sorting box body far away from the top surface of the first torsion spring, the L-shaped supporting table comprises a plane table and a vertical table, the vertical table is fixedly arranged at one end of the top surface of the plane table far away from the first torsion spring, one end of the bottom surface of the plane table far away from the first torsion spring is fixedly connected with the third torsion spring, and the top surface of the plane table is propped against the bottom surface of the tipping bucket bottom plate.
As a further improvement of the invention, the heating fusion box comprises a heating fusion box body, a heating stirring rod and a plurality of heating columns, the heating fusion cavity is formed in the heating fusion box body, the heating stirring rod is arranged at the bottom of the heating fusion cavity, one side wall of the heating fusion box body is fixedly connected with the solid material transmission cylinder and the powder material transmission cylinder, the top surface of the heating fusion box body is provided with a plurality of heating installation holes in a penetrating way, the heating columns are respectively and fixedly installed in the heating installation holes, the bottoms of the heating fusion box body penetrate through the heating installation holes to enter the heating fusion cavity, and the first conducting sheet and the second conducting sheet are electrically connected with the heating columns.
As a further improvement of the invention, one end of the bottom of the heating and fusing box body, which is adjacent to the feeding and sorting box body, is provided with a stirring connecting hole in a penetrating way, the inner cavities of the heating and fusing cavity and the solid material conveying cylinder are both provided with stirring mounting holes in a penetrating way, one end of the heating and fusing box body is rotatably arranged in the stirring mounting holes and fixedly connected with the output shaft of the other external driving motor, the other end of the heating and stirring rod is positioned in the stirring connecting hole, one end of the middle part of the heating and fusing box body, which is adjacent to the feeding and sorting box body, is provided with a powder hole in a penetrating way, and the powder hole is communicated with the heating and fusing cavity and the inner cavity of the powder conveying cylinder.
The beneficial effects of the invention are as follows:
1. through setting up high-speed steam air current and flowing through the ventilation hole and getting into the cavity, high-speed steam air current can provide for design formula and get into the heating and melting the compounding before the case and preheat for follow-up compounding heating mixes more thoroughly fully.
2. When the design formula in the feeding tipping bucket reaches the set weight, the L-shaped supporting table is pressed to overturn around the third torsion spring, so that the tipping bucket bottom plate is separated from the top surface of the plane table, the feeding tipping bucket rotates around the first torsion spring and enters the hollow cavity until the connecting buckle is clamped in the connecting clamping groove, the first conducting strip is connected with the second conducting strip, two external driving motors and a plurality of heating columns are started, the feeding screw rod and the heating stirring rod are driven to rotate and heat the melting box, the external fan is started to release high-speed steam airflow into the hollow cavity through the ventilation holes, when the design formula in the feeding tipping bucket completely falls down, the high-speed steam airflow is impacted between the high-speed steam airflow and enters the outer wall powder connecting through holes without being blocked by the design formula, so that the flow speed in the powder connecting through holes rapidly rises, the wind guiding inclined surface of the wind guiding protrusion carries powder to disappear, and the upward impact force obliquely upwards impacts the wind blocking rod to rotate around the second torsion spring, the wind blocking rod moves downwards, the wind blocking rod is enabled to be separated from the feeding buckle, the connecting buckle is separated from the connecting buckle, the first torsion spring is enabled to fall off the connecting buckle, the first conducting strip is enabled to rotate around the second torsion spring, the first torsion spring and the dust is prevented from polluting the whole mixing machine, the first rotary mixer is prevented from polluting the dust, the dust is prevented from being polluted by the outside, and the working is simultaneously, and the working and is safe is protected.
3. The high-speed steam airflow obliquely downward impacts the design formula which falls down due to the rotation of the feeding tipping bucket, so that powder in the design formula flows to the powder connecting through hole and enters the powder conveying cylinder cavity when the high-speed steam airflow impacts the design formula, the flow speed is reduced when the high-speed steam airflow impacts the design formula, the powder is decomposed into an oblique upward impact force when the high-speed steam airflow impacts the air guiding inclined plane of the air guiding protrusion, the flow force of the powder conveying cylinder cavity and the gravity of the powder are carried in the air flow, the oblique upward impact force and the gravity of the powder carried in the air flow are balanced, the flow force of the powder to the powder conveying cylinder cavity is parallel to the powder conveying cylinder, the powder is stably and uniformly carried into the powder conveying cylinder, meanwhile, the powder rotating rod is driven to rotate, so that the powder is uniformly scattered into the heating fusion cavity, the solid material in the design formula is heated and falls into the feeding screw after the high-speed steam airflow impacts, and is conveyed into the solid material conveying cylinder cavity when the feeding screw rotates, and is uniformly mixed with the powder after the powder is heated and melted by the heating fusion cavity, the stirring rod is integrally, the mixing time is integrally improved, the mixing and mixing efficiency is reduced, and the mixing processing time is integrally improved.
Drawings
Fig. 1 is a step flow chart of a preparation process of the high-efficiency antibacterial master batch special for eva.
Fig. 2 is a step flow chart of a preparation process of an eva-specific efficient antibacterial masterbatch according to another embodiment of the invention.
Fig. 3 is a sectional view of a preparation apparatus of the eva-dedicated high-efficiency antibacterial master batch of the present invention.
Fig. 4 is an enlarged view at a in fig. 1.
Fig. 5 is an enlarged view at B in fig. 1.
Fig. 6 is a perspective view of a feed skip according to the present invention.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In the description of the present invention, it should be noted that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a preparation process of an eva special efficient antibacterial masterbatch comprises the following steps:
step S1: cleaning and sterilizing the kneader 1 and the air-cooled die head granulating machine at high temperature, and confirming weight balancing parameters according to production requirements, wherein the weight balancing parameters comprise eva colloidal particle weight, reinforcing agent weight, stabilizer weight and antibacterial powder weight;
step S2: batching according to a design formula, wherein the design formula consists of 90% -93% of eva colloidal particle components, 5% -8% of reinforcing agent components, 1% -3% of stabilizer components and 10% -15% of antibacterial powder components;
step S3: mixing the design formula by using a kneader 1, and granulating the mixed eva special efficient antibacterial master batch by using an air-cooled die head granulating and drawing machine;
step S4: and (3) preparing the eva foaming product from the screened and granulated high-efficiency antibacterial master batch special for eva, and performing spot check detection on the antibacterial effect of the eva foaming product.
According to the invention, when the antibacterial masterbatch is 0.5%, the antibacterial rate of the eva foaming product on the escherichia coli and the staphylococcus aureus is over 99.9%, and when the antibacterial masterbatch is 1%, the antibacterial rate of the eva foaming product on the escherichia coli and the staphylococcus aureus is over 99.9%, so that the antibacterial performance is excellent, and the effect is remarkable.
Referring to fig. 1 to 5, a preparation device of an eva special-purpose efficient antibacterial master batch is a kneader 1, the kneader 1 comprises a feed dump box 10, a feed sorting box 20 and a heating fusion box 30, a first torsion spring 11 is fixedly arranged at one end of the bottom of the feed dump box 10, the first torsion spring 11 is rotatably arranged at one end of the top of the feed sorting box 20, an L-shaped supporting table 40 is arranged at the other end of the top of the feed sorting box 20, the L-shaped supporting table 40 is abutted to one end of the bottom of the feed dump box 10, a hollow cavity 21 is formed in the interior of the feed sorting box 20, a solid material transmission barrel 25 is convexly arranged at the bottom of one end wall of the feed sorting box 20, a powder transmission barrel 26 is obliquely arranged in the middle of the same end wall of the feed sorting box 20 to one side, the solid material transmission barrel 25 and the other end of the powder transmission barrel 26 are fixedly connected with the heating fusion box 30, a heating fusion cavity 31 is formed in the interior of the heating fusion box 30, two ends of the solid material transmission barrel 25 and the heating fusion box 26 are respectively communicated with the hollow cavity 21 and the heating fusion box 31, and one side of the other side of the heating fusion box is respectively fixedly connected with the driving motor and one side of the outside of the heating box 30.
The feeding tipping bucket 10 comprises a tipping bucket bottom plate 12, two arc-shaped side plates 16, a first vertical plate 13, a second vertical plate 14 and a third vertical plate 15, wherein the first torsional spring 11 is fixedly arranged at one end of the bottom of the tipping bucket bottom plate 12, the bottom of the L-shaped supporting table 40 is propped against the other end of the bottom of the tipping bucket bottom plate 12, the length and the width of the hollow cavity 21 are respectively equal to those of the tipping bucket bottom plate 12, the bottoms of the two arc-shaped side plates 16 are respectively fixedly arranged at two sides of the top surface of the tipping bucket bottom plate 12, the bottom of the first vertical plate 13 is fixedly arranged at one end, adjacent to the first torsional spring 11, of the top surface of the tipping bucket bottom plate 12, two sides of the first vertical plate 13 are respectively fixedly connected with the two arc-shaped side plates 16, the length of the first vertical plate 13 is larger than the radius of the two arc-shaped side plates 16, and the length of the first vertical plate is equal to that of the feeding sorting box 20, the lengths of the first vertical plate 13, the second vertical plate 14 and the third vertical plate 15 decrease gradually, the bottom of the second vertical plate 14 is fixedly arranged in the middle of the top surface of the tipping bucket bottom plate 12, two sides of the second vertical plate 14 are fixedly connected with two arc-shaped side plates 16 respectively, the bottom of the third vertical plate 15 is fixedly arranged at one end, adjacent to the L-shaped supporting table 40, of the top surface of the tipping bucket bottom plate 12, two sides of the third vertical plate 15 are fixedly connected with the two arc-shaped side plates 16 respectively, a discharging baffle 19 is convexly arranged on the side wall, adjacent to the first vertical plate 13, of the second vertical plate 14 and the third vertical plate 15 in an upward tilting mode, a connecting buckle 17 is convexly arranged on the bottom surface of the tipping bucket bottom plate 12, a first conducting plate 18 is arranged on the bottom surface of the connecting buckle 17, and a feeding sorting box 20, a heating and fusing box 30, an external fan and two external driving motors are electrically connected with the first conducting plate 18.
The feeding sorting box 20 comprises a feeding sorting box body 22, a feeding screw rod 23 and a powder rotating rod 24, wherein a hollow cavity 21 is formed inside the feeding sorting box body 22, a solid material conveying cylinder 25 is convexly arranged at one end wall of the feeding sorting box body 22, the feeding screw rod 23 is arranged at the bottom of the hollow cavity 21, one end of the feeding screw rod 23 protrudes out of the hollow cavity 21 and is positioned in the cavity of the solid material conveying cylinder 25, a powder conveying cylinder 26 is obliquely and convexly arranged at the end wall of the same end of the feeding sorting box body 22 towards the solid material conveying cylinder 25, mounting seats 261 are respectively and inwards convexly arranged at two ends of the powder conveying cylinder 26, and two ends of the powder rotating rod 24 are respectively and rotatably arranged in the two mounting seats 261.
One end of the bottom of the feeding sorting box 22, which is far away from the solid material conveying cylinder 25, is penetrated and provided with a feeding installation hole 221, the other end of the bottom of the feeding sorting box 22 is penetrated and provided with a feeding connection through hole 222, the connection through hole 222 is opposite to the feeding installation hole 221 and is communicated with the hollow cavity 21, one end of the feeding screw 23 is fixedly connected with an output shaft of an external driving motor through the feeding installation hole 221, the feeding screw 23 is rotationally installed in the hollow cavity 21, and the other end of the feeding screw 23 penetrates and is provided with the feeding connection through hole 222, so that one end of the feeding screw 23 protrudes out of the hollow cavity 21 and is positioned in the cavity of the solid material conveying cylinder 25.
The one end that solid material transmission section of thick bamboo 25 was kept away from at feeding letter sorting box 22 top runs through and has seted up ventilation hole 223, ventilation hole 223 links to each other with external fan for cavity 21 communicates with each other with external fan, the other end in the middle part of feeding letter sorting box 22 runs through and has been seted up powder and connect through-hole 224, powder connect through-hole 224 and cavity 21 and powder transmission section of thick bamboo 26 inner chamber intercommunication, and powder connect through-hole 224 and be close to powder transmission section of thick bamboo 26 bottom one side protruding wind-guiding protruding 225 that is equipped with, wind-guiding protruding 225 is formed with wind-guiding inclined plane 226 in the concave setting of one side that is close to cavity 21, feeding letter sorting box 22 top is formed with connection draw-in groove 227 in the concave setting of one side wall that is close to powder transmission section of thick bamboo 26, be provided with second conducting strip 228 on the lateral wall of connection draw-in groove 227, heating fusion case 30, two external driving motors and external fan are all with second conducting strip 228 electric connection.
The powder transmission barrel 26 is adjacent to the top of the end wall of one end of the feeding sorting box 22 and is penetrated and concavely provided with an air guide groove 261, the top of the inner wall of the powder connection through hole 224 on the outer wall is concavely provided with a mounting groove 229, the air guide groove 261 and the connection clamping groove 227 are both communicated with the mounting groove 229, the end wall of the mounting groove 229 adjacent to one end of the powder transmission barrel 26 is provided with a second torsion spring 262, the second torsion spring 262 is provided with a wind shielding and tilting rod 263, the wind shielding and tilting rod 263 comprises an inclined rod 264 and a vertical rod 265, the second tension spring 262 is fixedly connected to the middle part of the inclined rod 264, one end of the inclined rod 264 is blocked above the air guide groove 261, the other end is blocked and arranged on the side wall of the mounting groove 229, and the bottom surface of the vertical rod 265 is fixedly connected with one end of the inclined rod 264 adjacent to the hollow cavity 21 in the top surface.
As shown in fig. 1 and 2, a third torsion spring 41 is disposed at one end of the feeding sorting box 22 far away from the top surface of the first torsion spring 11, the l-shaped supporting table 40 includes a planar table 42 and a vertical table 43, the vertical table 43 is fixedly mounted at one end of the top surface of the planar table 42 far away from the first torsion spring 11, one end of the bottom surface of the planar table 42 far away from the first torsion spring 11 is fixedly connected with the third torsion spring 41, and the top surface of the planar table 42 abuts against the bottom surface of the tipping bucket bottom plate 12.
The heating fusion box 30 comprises a heating fusion box 34, a heating stirring rod 32 and a plurality of heating columns 33, wherein a heating fusion cavity 31 is formed in the heating fusion box 34, the heating stirring rod 32 is installed at the bottom of the heating fusion cavity 31, one side wall of the heating fusion box 34 is fixedly connected with the solid material conveying cylinder 25 and the powder material conveying cylinder 26, a plurality of heating installation holes 34 are formed in the top surface of the heating fusion box 34 in a penetrating manner, the heating columns 33 are fixedly installed in the heating installation holes 34 respectively, the bottoms of the heating columns penetrate through the heating installation holes 34 to enter the heating fusion cavity 31, and the first conductive sheet 18 and the second conductive sheet 228 are electrically connected with the heating columns 33.
The stirring connecting hole 311 is formed in the bottom of the heating fusion box 34 adjacent to one end of the feeding sorting box 22 in a penetrating manner, the stirring connecting hole 311 is formed in the inner cavities of the heating fusion cavity 31 and the solid material conveying cylinder 25 in a penetrating manner, the stirring mounting hole 312 is formed in the end wall of the other end of the bottom of the heating fusion box 34 in a penetrating manner, one end of the heating stirring rod 32 is rotatably mounted in the stirring mounting hole 312 and fixedly connected with the output shaft of the other external driving motor, the other end of the heating stirring rod 32 is positioned in the stirring connecting hole 311, the powder hole 313 is formed in the middle of the heating fusion box 34 adjacent to one end of the feeding sorting box 22 in a penetrating manner, and the powder hole 313 is communicated with the inner cavities of the heating fusion cavity 31 and the powder conveying cylinder 26.
For example, in one embodiment: the operator will mix and weigh according to the design formula, pour the design formula into the feed skip 10, and lie in first riser 13 to third riser 15 between, when reaching the settlement weight, oppress L type brace table 40 around the upset of third torsional spring 41, make skip bottom plate 12 break away from the top surface of level platform 42, feed skip 10 is rotatory around first torsional spring 11, get into hollow cavity 21, until connecting buckle 17 card locates in connecting clamping groove 227, make first conducting plate 18 connect with second conducting plate 228 put through, start two outside driving motors and a plurality of heating posts 33, drive feed screw 23 and heating puddler 32 rotate and heat the melting box 30 and heat, start outside fan release high-speed steam air current to get into hollow cavity 21 through ventilation hole 223 simultaneously, high-speed steam air current can provide the compounding to preheat before entering the heating melting box 30 for the design formula, make follow-up compounding heat mixing more thoroughly.
Meanwhile, the high-speed steam airflow obliquely downward impacts the design formula which falls down due to the rotation of the feeding skip 10, so that powder, namely reinforcing agent, stabilizing agent and antibacterial powder, in the design formula flows to the powder connecting through hole 224 and enters the inner cavity of the powder conveying cylinder 26 when the high-speed steam airflow impacts the design formula, the flow speed is reduced, when the high-speed steam airflow impacts the air guiding inclined surface 226 of the air guiding bulge 225, the high-speed steam airflow is decomposed into obliquely upward impact force, the flow force flowing to the inner cavity of the powder conveying cylinder 26 and the gravity of the powder carried in the air flow are balanced with the two forces of the obliquely upward impact force and the gravity of the powder carried in the air flow, the flow force flowing to the inner cavity of the powder conveying cylinder 26 is parallel to the powder conveying cylinder 26, the powder is stably and uniformly fed into the powder conveying cylinder 26, meanwhile, the powder rotating rotary rod 24 is driven, the powder is enabled to obliquely downward at a high speed to impact and uniformly scatter into the heating fusion cavity 31, solid materials, namely eva, due to the large weight, rise in the temperature after the high-speed steam airflow impacts, fall into the feeding screw 23, are conveyed into the cavity 25 of the solid material conveying cylinder, the heating cavity 23, the powder is lifted into the fusion cavity 31, the heating cavity, the fusion cavity is evenly mixed with the heating cavity is lifted, the mixing cavity is evenly and the mixing cavity is evenly mixed with the heating cavity is lifted, the mixing cavity is processed through the heating cavity is lifted, the mixing cavity is evenly and the mixing cavity is processed through the mixing rod is 32, and the mixing cavity is processed after the mixing cavity is processed through the mixing cavity is improved, and the mixing cavity is processed through the mixing cavity 30.
For example, in one embodiment: after the design formula in the feeding skip 10 has completely fallen, the high-speed steam airflow is blocked by the design formula and impacts between the high-speed steam airflow and the high-speed steam airflow into the powder connecting through holes 224 on the outer wall, so that the flow rate in the powder connecting through holes 224 rapidly rises, the gravity of the powder carried in the airflow in the air guide inclined surface 226 of the air guide protrusion 225 disappears, the inclined upward impact force rises, the high-speed steam airflow obliquely upward impacts the wind-shielding upwarping rod 263, the wind-shielding upwarping rod 263 rotates around the second torsion spring 262, the vertical rod 265 of the wind-shielding upwarping rod 263 moves downwards, the connecting buckle 17 of the feeding skip 10 is separated from the connecting clamping groove 227, the feeding skip 10 is disconnected with the second conducting sheet 228 around the first torsion spring 11 under the action of the first torsion spring 11, the external fan, the heating columns 33, the feeding screw 23 and the heating stirring rod 32 stop working, the operation is integrally recovered, the manual operation and the mixing time are shortened, the whole machine is sealed, the dust is prevented from expanding outwards, and the life safety of operators is ensured.
The installation process comprises the following steps:
one end of the feed screw 23 is fixedly connected with an output shaft of an external driving motor through a feed mounting hole 221, the other end of the feed screw 23 is penetrated through a feed connecting through hole 222, so that one end of the feed screw 23 protrudes out of the hollow cavity 21 and is positioned in the cavity of the fixed feed conveying cylinder 25, the vent 223 is connected with an external fan, two ends of the powder rotating rod 24 are respectively rotatably mounted in mounting seats 261 at two ends of the powder conveying cylinder 26, a second torsion spring 262 is mounted on the end wall of the mounting groove 229 adjacent to one end of the powder conveying cylinder 26, the second tension spring 262 is fixedly connected with the middle part of the inclined rod 264, one end of the inclined rod 264 is blocked above the air guide groove 261, the other end of the inclined rod 264 is blocked on the side wall of the mounting groove 229, the bottom surface of the vertical rod 265 and one end of the inclined rod 264 adjacent to the hollow cavity 21 in the top surface are fixedly connected, the third torsion spring 41 is fixedly mounted on one end of the feed sorting box 22 away from the top surface of the mounting groove 229, the bottom surface of the plane table 42 is far away from the mounting groove 229 and fixedly connected with the third torsion spring 41, the vertical table 43 is fixedly arranged at the top surface of the plane table 42 and far away from the mounting groove 229, the first torsion spring 11 is rotatably arranged at one end of the top of the feeding sorting box 20, one end of the bottom of the tipping bucket bottom plate 12 is fixedly connected with the first torsion spring 11, the top surface of the plane table 42 is propped against the bottom surface of the tipping bucket bottom plate 12, the bottoms of the two arc-shaped side plates 16 are respectively and fixedly arranged at two sides of the top surface of the tipping bucket bottom plate 12, the bottom surface of the first vertical plate 13 is fixedly arranged at one end of the top surface of the tipping bucket bottom plate 12 adjacent to the first torsion spring 11, two sides of the first vertical plate 13 are respectively and fixedly connected with the two arc-shaped side plates 16, the bottom of the second vertical plate 14 is fixedly arranged at the middle of the top surface of the tipping bucket bottom plate 12, two sides of the second vertical plate 14 are respectively and fixedly connected with the two arc-shaped side plates 16, the bottom surface of the third vertical plate 15 is fixedly arranged at one end of the top surface of the tipping bucket bottom plate 12 adjacent to the L-shaped supporting table 40, and two sides of the third vertical plate 15 are respectively and vertically fixedly connected with the two arc-shaped side plates 16.
The beneficial effects are that:
1. by providing a high velocity steam flow through vent 223 into hollow cavity 21, the high velocity steam flow can provide a design recipe for preheating the mix prior to entering heating and blending tank 30, so that the subsequent mix is heated and mixed more thoroughly.
2. When the design formula entering the feeding tipping bucket 10 reaches the set weight, the L-shaped supporting table 40 is pressed to turn around the third torsion spring 41, so that the tipping bucket bottom plate 12 is separated from the top surface of the plane table 42, the feeding tipping bucket 10 rotates around the first torsion spring 11 and enters the hollow cavity 21 until the connecting buckle 17 is clamped in the connecting clamping groove 227, so that the first conducting plate 18 is connected with the second conducting plate 228, two external driving motors and the heating columns 33 are started, the feeding screw 23 and the heating stirring rod 32 are driven to rotate and the heating melting box 30 is heated, the external fan is started to release high-speed steam flow into the hollow cavity 21 through the ventilation hole 223, and when the design formula in the feeding tipping bucket 10 is completely dropped, the high-speed steam flow is impacted into the outer wall powder connecting through hole 224 without being blocked by the design formula, so that the flow speed in the powder connection through hole 224 is rapidly increased, the gravity of the powder carried in the air flow in the air guide inclined surface 226 of the air guide protrusion 225 disappears, and the inclined upward impact force is increased, so that the high-speed steam air flow obliquely upward impacts the wind shielding warped rod 263, the wind shielding warped rod 263 rotates around the second torsion spring 262, the vertical rod 265 of the wind shielding warped rod 263 moves downwards, the connection buckle 17 of the feeding tipping bucket 10 is separated from the connection clamping groove 227, the feeding tipping bucket 10 returns to the position around the first torsion spring 11 under the action of the first torsion spring 11, meanwhile, the first conductive sheet 18 is disconnected with the second conductive sheet 228, the external fan, the plurality of heating columns 33, the feeding screw 23 and the heating stirring rod 32 stop working, the integral opening and closing operation reduces the manual operation and the mixing processing time, simultaneously the kneader is integrally closed to avoid dust expansion, thereby avoiding dust pollution, the life safety of operators is ensured.
3. The high-speed steam airflow obliquely downward impacts the design formula which falls down due to the rotation of the feeding skip 10, so that powder in the design formula flows to the powder connecting through hole 224 and enters the inner cavity of the powder conveying cylinder 26 when the high-speed steam airflow impacts the design formula, the flow speed is reduced when the high-speed steam airflow impacts the design formula, the high-speed steam airflow is decomposed into an obliquely upward impact force when the high-speed steam airflow impacts the air guiding inclined surface 226 of the air guiding protrusion 225, the flowing force of the high-speed steam airflow into the inner cavity of the powder conveying cylinder 26 and the gravity of the powder carried in the air flow are balanced, the flowing force of the obliquely upward impact force into the inner cavity of the powder conveying cylinder 26 is parallel to the powder conveying cylinder 26, the powder is smoothly and uniformly carried into the powder conveying cylinder 26, meanwhile, the powder rotating rod 24 is driven to rotate, so that the powder is obliquely downward impacted at a high speed and uniformly dispersed into the heating fusion cavity 31, the solid material in the design formula is heated up into the feeding screw 23 due to large weight, the high-speed steam airflow is rotationally conveyed into the cavity of the solid material conveying cylinder 25 when the feeding screw 23, the solid material is conveyed into the heating fusion cavity 31, the solid material conveying cavity is evenly mixed with the powder through the heating fusion cavity 30, the heating fusion cavity 32, the stirring and the melting fusion cavity is lifted, the mixing rod is evenly mixed uniformly, the mixing rod is evenly mixed and the melting time is lifted, the mixing rod is evenly mixed and the mixing rod is simultaneously, the mixing efficiency is improved, and the mixing processing is evenly is processed.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above embodiments represent only a few embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the present invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The preparation process of the efficient antibacterial master batch special for eva is characterized by comprising the following steps of:
step S1: cleaning and sterilizing the kneader (1) and the air-cooled die head granulating and drawing machine at high temperature, and confirming weight balancing parameters according to production requirements, wherein the weight balancing parameters comprise eva colloidal particle weight, reinforcing agent weight, stabilizer weight and antibacterial powder weight;
step S2: batching according to a design formula, wherein the design formula consists of 90% -93% of eva colloidal particle components, 5% -8% of reinforcing agent components, 1% -3% of stabilizer components and 10% -15% of antibacterial powder components;
step S3: mixing the design formula by using a kneader (1), and granulating the mixed eva special efficient antibacterial master batch by using an air-cooled die head granulating and drawing machine;
step S4: and (3) preparing the eva foaming product from the screened and granulated high-efficiency antibacterial master batch special for eva, and performing spot check detection on the antibacterial effect of the eva foaming product.
2. The utility model provides a special high-efficient antibacterial master batch's of eva preparation facilities which characterized in that: the preparation device of the eva special-purpose efficient antibacterial master batch is a kneader adopted in claim 1, and comprises a feed tipping bucket (10), a feed sorting box (20) and a heating fusion box (30), wherein one end of the bottom of the feed tipping bucket (10) is fixedly provided with a first torsion spring (11), the first torsion spring (11) is rotationally arranged at one end of the top of the feed sorting box (20), the other end of the top of the feed sorting box (20) is provided with an L-shaped supporting table (40), the L-shaped supporting table (40) is abutted against one end of the bottom of the feed tipping bucket (10), a hollow cavity (21) is formed in the interior of the feed sorting box (20), a powder conveying cylinder (25) is convexly arranged at the bottom of one end wall of the feed sorting box (20), the middle of the same end wall of the feed sorting box (20) is obliquely provided with a powder conveying cylinder (26) to one side, the other end of the solid conveying cylinder (25) is fixedly connected with the heating fusion box (30), a heating fusion cavity (31) is formed in the interior of the feed sorting box (20), the solid conveying cylinder (25) is communicated with the hollow cavity (21) and the hollow cavities (31) at two ends of the hollow cavity (21) respectively, one side of the feeding sorting box (20) is fixedly connected with an external fan and an external driving motor respectively, and one side of the heating fusion box (30) is fixedly connected with another external driving motor.
3. The preparation device of the eva special efficient antibacterial master batch according to claim 2, which is characterized in that: the feeding tipping bucket (10) comprises a tipping bucket bottom plate (12), two arc-shaped side plates (16), a first vertical plate (13), a second vertical plate (14) and a third vertical plate (15), wherein the first torsional spring (11) is fixedly arranged at one end of the bottom of the tipping bucket bottom plate (12), the bottom surface of an L-shaped supporting table (40) is propped against the other end of the bottom surface of the tipping bucket bottom plate (12), the length and the width of a hollow cavity (21) are respectively equal to those of the tipping bucket bottom plate (12), the bottoms of the two arc-shaped side plates (16) are respectively fixedly arranged at two sides of the top surface of the tipping bucket bottom plate (12), the bottom surface of the first vertical plate (13) is fixedly arranged at one end, adjacent to the top surface of the first torsional spring (11), the two sides of the first vertical plate (13) are respectively fixedly connected with the two arc-shaped side plates (16), the length of the first vertical plate (13) is larger than the radius of the two arc-shaped side plates (16), the lengths of the first vertical plate (13), the lengths of the second vertical plate (14) and the third vertical plate (15) are respectively equal to the length of the tipping bucket bottom plate (12), the lengths of the second vertical plate (14) are respectively equal to the lengths of the tipping bucket bottom plate (12), the bottoms of the second vertical plate (14) are respectively, the bottoms of the first vertical plate (14) and the second vertical plate (14) are fixedly arranged at two ends adjacent to the top surface of the top plate (12, two sides of a third vertical plate (15) are respectively and vertically fixedly connected with two arc-shaped side plates (16), a discharging baffle (19) is convexly arranged on one side wall, adjacent to the first vertical plate (13), of the second vertical plate (14) and the third vertical plate (15) in an upward tilting mode, a connecting buckle (17) is convexly arranged on the bottom surface of a tipping bucket bottom plate (12), a first conducting strip (18) is arranged on the bottom surface of the connecting buckle (17), and a feeding sorting box (20), a heating and fusing box (30), an external fan and two external driving motors are electrically connected with the first conducting strip (18).
4. The preparation device of the eva special efficient antibacterial master batch according to claim 3, which is characterized in that: the feeding letter sorting case (20) is including feeding letter sorting box (22), feeding screw (23) and powder dwang (24), cavity (21) are formed in feeding letter sorting box (22) inside, solid material transmission section of thick bamboo (25) protruding locate feeding letter sorting box (22) one end wall, feeding screw (23) are installed in cavity (21) bottom, and the one end protrusion cavity (21) of feeding screw (23) just are located the cavity of solid material transmission section of thick bamboo (25), powder transmission section of thick bamboo (26) are protruding to locate the end wall of the same one end of feeding letter sorting box (22) to solid material transmission section of thick bamboo (25) slope, powder transmission section of thick bamboo (26) both ends inwards protruding respectively are equipped with mount pad (261), the both ends of powder dwang (24) are rotated respectively and are installed in two mount pads (261).
5. The preparation device of the eva special efficient antibacterial master batch according to claim 4, which is characterized in that: one end of a feeding sorting box body (22) away from a solid material conveying cylinder (25) penetrates through and is provided with a feeding installation hole (221), the other end of the bottom of the feeding sorting box body (22) penetrates through and is provided with a feeding connection through hole (222), the connection through hole (222) is opposite to the feeding installation hole (221) and is communicated with a hollow cavity (21), one end of a feeding screw (23) is fixedly connected with an output shaft of an external driving motor through the feeding installation hole (221), the feeding screw (23) is rotationally installed in the hollow cavity (21), and the other end of the feeding screw (23) penetrates through the feeding connection through hole (222), so that one end of the feeding screw (23) protrudes out of the hollow cavity (21) and is located in the cavity of the solid material conveying cylinder (25).
6. The preparation device of the eva special efficient antibacterial master batch according to claim 5, which is characterized in that: the one end that solid material transmission section of thick bamboo (25) was kept away from at feeding letter sorting box (22) top is run through and is offered ventilation hole (223), ventilation hole (223) link to each other with external fan, make cavity (21) communicate with each other with external fan, powder connection through-hole (224) have been run through to feed letter sorting box (22) middle part other end, powder connection through-hole (224) are connected with cavity (21) and powder transmission section of thick bamboo (26) inner chamber, and powder connection through-hole (224) are adjacent protruding wind-guiding protruding (225) that are equipped with in powder transmission section of thick bamboo (26) bottom one side, wind-guiding protruding (225) are adjacent cavity (21) one side concave to be established and are formed with wind-guiding inclined plane (226), feeding letter sorting box (22) top is adjacent powder transmission section of thick bamboo (26) one side wall concave to be established and are connected draw-in groove (227), be provided with second conducting strip (228) on connecting draw-in groove (227) lateral wall, heat fusion case (30), two outside driving motors and external fan all are connected with second conducting strip (228) electricity.
7. The preparation device of the eva special efficient antibacterial master batch according to claim 6, which is characterized in that: the powder conveying cylinder (26) is adjacent to the top of one end wall of the feeding sorting box body (22), the air guide groove (261) is formed in a penetrating mode, the top of the inner wall of the outer wall powder connecting through hole (224) is further concavely provided with the mounting groove (229), the air guide groove (261) and the connecting clamping groove (227) are communicated with the mounting groove (229), the second torsion spring (262) is mounted on the end wall of the mounting groove (229) adjacent to the powder conveying cylinder (26), the wind shielding and tilting rod (263) is arranged on the second torsion spring (262), the wind shielding and tilting rod (263) comprises an inclined rod (264) and a vertical rod (265), the second tension spring (262) is fixedly connected to the middle of the inclined rod (264), one end of the inclined rod (264) is blocked above the air guide groove (261), the other end of the inclined rod is blocked and is arranged on the side wall of the mounting groove (229), and the bottom surface of the vertical rod (265) is fixedly connected with one end of the inclined rod (264) adjacent to the hollow cavity (21) in the top surface.
8. The preparation device of the eva special efficient antibacterial master batch according to claim 7, which is characterized in that: the feeding letter sorting box (22) is provided with third torsional spring (41) on the one end of keeping away from first torsional spring (11) top surface, and L type brace table (40) are including plane platform (42) and perpendicular platform (43), and perpendicular platform (43) fixed mounting keeps away from first torsional spring (11) one end in plane platform (42) top surface, and first torsional spring (11) one end and third torsional spring (41) fixed connection are kept away from to plane platform (42) bottom surface, and plane platform (42) top surface supports and hold in tipping bucket bottom plate (12) bottom surface.
9. The preparation device of the eva special efficient antibacterial master batch according to claim 8, which is characterized in that: the heating fusion box (30) comprises a heating fusion box body (34), a heating stirring rod (32) and a plurality of heating columns (33), wherein a heating fusion cavity (31) is formed in the heating fusion box body (34), the heating stirring rod (32) is installed at the bottom of the heating fusion cavity (31), one side wall of the heating fusion box body (34) is fixedly connected with a solid material conveying cylinder (25) and a powder conveying cylinder (26), a plurality of heating installation holes (34) are formed in the top surface of the heating fusion box body (34) in a penetrating mode, the heating columns (33) are fixedly installed in the heating installation holes (34) respectively, a plurality of bottoms penetrate through the heating installation holes (34) to enter the heating fusion cavity (31), and the first conductive sheet (18) and the second conductive sheet (228) are electrically connected with the heating columns (33).
10. The preparation device of the eva special efficient antibacterial master batch according to claim 9, which is characterized in that: stirring connecting holes (311) are formed in the bottom of the heating fusion box body (34) adjacent to one end of the feeding sorting box body (22) in a penetrating mode, the heating fusion cavity (31) and the inner cavity of the solid material conveying cylinder (25) are all connected with the stirring connecting holes (311), stirring mounting holes (312) are formed in the end wall of the other end of the bottom of the heating fusion box body (34) in a penetrating mode, one end of the heating stirring rod (32) is rotatably mounted in the stirring mounting holes (312) and fixedly connected with the output shaft of the other external driving motor, the other end of the heating stirring rod (32) is located in the stirring connecting holes (311), powder holes (313) are formed in the middle of the heating fusion box body (34) adjacent to one end of the feeding sorting box body (22) in a penetrating mode, and the powder holes (313) are communicated with the inner cavities of the heating fusion cavity (31) and the powder conveying cylinder (26).
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