CN116572421A - Granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material - Google Patents
Granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material Download PDFInfo
- Publication number
- CN116572421A CN116572421A CN202310799783.3A CN202310799783A CN116572421A CN 116572421 A CN116572421 A CN 116572421A CN 202310799783 A CN202310799783 A CN 202310799783A CN 116572421 A CN116572421 A CN 116572421A
- Authority
- CN
- China
- Prior art keywords
- fixed
- granulating
- fluorosilicone
- oscillating
- thermoplastic elastomer
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 229920002725 thermoplastic elastomer Polymers 0.000 title claims abstract description 19
- 238000004073 vulcanization Methods 0.000 title claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 60
- 238000001125 extrusion Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005469 granulation Methods 0.000 claims abstract description 9
- 230000003179 granulation Effects 0.000 claims abstract description 9
- 238000005453 pelletization Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 22
- 238000010586 diagram Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000012768 molten material Substances 0.000 description 3
- 238000005491 wire drawing Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/87—Cooling
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Glanulating (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a granulating device for a fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, which relates to the technical field of composite material granulation, and comprises a base, wherein the base is preset on the ground; the driving device is fixed on one side of the upper end surface of the base; the screw extrusion device is fixed on the other side of the upper end surface of the base, and a screw shaft of the screw extrusion device is connected with an output shaft of the driving device; the feeding port is formed at the upper end of the spiral extrusion device; the extrusion bin is fixed on one side of the spiral extrusion device, which is far away from the driving device, and two sides of the extrusion bin are respectively provided with a water inlet and a water outlet, and a baffle is fixed on one side of the extrusion bin, which is far away from the spiral extrusion device; a pressurizing ring fixed inside the extrusion bin; the granulating assembly is fixed on one side of the pressurizing ring, which is far away from the spiral extrusion device; the granulating cutter is attached to the granulating assembly and driven by the spiral extrusion device; and a cooling tank installed below the granulating assembly.
Description
Technical Field
The invention relates to the technical field of composite material granulation, in particular to a granulating device for a fluorosilicone dynamic vulcanization thermoplastic elastomer composite material.
Background
The fluorosilicone dynamic vulcanization thermoplastic elastomer is a polymer material which is formed by mixing a small amount of plastics and rubber, then forming the plastics into a continuous phase through dynamic vulcanization, wherein the rubber is a disperse phase, the rubber elasticity is displayed at normal temperature, and the polymer material can be plasticized and formed at high temperature, and can be pelletized by a pelletizer during preparation, so that the blending and the fusion are facilitated;
the existing granulating device is generally divided into a method of granulating firstly, then cooling and granulating secondly, but the production line required by cooling firstly and then granulating is longer, the material is required to be manufactured into strips firstly for cooling, and the wire drawing phenomenon is generated when the material is in a molten state due to the cooling firstly and then granulating, so that the granulating is influenced.
In order to solve the problems, the invention provides a granulating device for a fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, which aims to solve the problems.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: a granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, comprising:
the base is preset on the ground;
the driving device is fixed on one side of the upper end surface of the base;
the screw extrusion device is fixed on the other side of the upper end surface of the base, and a screw shaft of the screw extrusion device is connected with an output shaft of the driving device;
the feeding port is formed at the upper end of the spiral extrusion device;
the extrusion bin is fixed on one side of the spiral extrusion device, which is far away from the driving device, and two sides of the extrusion bin are respectively provided with a water inlet and a water outlet, and a baffle is fixed on one side of the extrusion bin, which is far away from the spiral extrusion device;
a pressurizing ring fixed inside the extrusion bin;
the granulating assembly is fixed on one side of the pressurizing ring, which is far away from the spiral extrusion device;
the granulating cutter is attached to the granulating assembly and driven by the spiral extrusion device; and
and the cooling box is arranged below the granulating assembly.
Further, preferably, the inside of the pressurizing ring is conical, and the conical portion thereof faces the granulating assembly.
Further, preferably, the granulating assembly includes:
the granulating plate is fixed on one side of the pressurizing ring and provided with a plurality of granulating holes;
the cooling plate is fixed on one side of the granulating plate, sleeve holes are formed in the middle positions of the cooling plate and the granulating plate, and the cooling plate is of a hollow structure;
the circulating inlet and the circulating outlet are symmetrically arranged on the cooling plate and are respectively communicated with the water inlet and the water outlet;
a plurality of cooling columns, the interiors of which are hollow and are fixed in the cooling plate and correspond to the plurality of granulating holes; and
and the oscillating assembly is configured into a plurality of oscillating assemblies and is fixed among a plurality of cooling columns.
Further, it is preferable that the thickness of the granulating plate is one half of the thickness of the cooling plate.
Further, preferably, a plurality of the oscillating assemblies are perpendicular to the water flow direction.
Further, preferably, the oscillating assembly includes:
the fixed columns are fixed between the cooling columns;
the limiting disc is fixed at the middle position of the fixed column;
the oscillating column is arranged on the fixed column in a sliding manner, and an oscillating spring is arranged between the oscillating column and the limiting disc;
the rotating shafts are configured into two, and are symmetrically and rotatably arranged on the oscillating column;
the rotating blade is fixed at one end of the rotating shaft far away from the oscillating column; and
and the eccentric disc is fixed on the rotating shaft.
Further, preferably, a buffer pad is fixed at both ends of the oscillating column.
Compared with the prior art, the invention provides a granulating device for a fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, which has the following beneficial effects:
according to the invention, the pressurizing ring can be used for pressurizing the material in a squeezing mode, so that the density of the material is improved, the particle hardness after molding is prevented from being too low, the material after pressurizing can be subjected to preliminary plasticity through the granulating plate in the granulating assembly, a strip-shaped molten state is formed, the material in the strip-shaped molten state enters the cooling plate to be subjected to preliminary cooling on the outer wall of the cooling plate, the outer wall of the cooling plate has a certain hardness, the material is convenient to granulate, the wire drawing condition generated when the material in the molten state is cut is reduced, the qualification rate of granulation is improved, the oscillating assembly can be used for oscillating the cooling column in a small amplitude, the adhesion of the material on the inner wall of the cooling column when the material is subjected to preliminary cooling is avoided, the cooling box is used for carrying out secondary cooling after granulating, and the adhesion of particles is prevented.
Drawings
FIG. 1 is an overall schematic diagram of a granulating apparatus for dynamically vulcanizing a thermoplastic elastomer composite material with fluorosilicone;
FIG. 2 is a schematic diagram of a pelletization assembly of a pelletization device for dynamically vulcanizing a fluorosilicone thermoplastic elastomer composite material;
FIG. 3 is a schematic diagram of an oscillating assembly of a granulating apparatus for dynamically vulcanizing a thermoplastic elastomer composite material with fluorosilicone;
in the figure: 1. a base; 2. a driving device; 3. a screw extrusion device; 4. a feed inlet; 5. extruding the mixture out of a bin; 6. a pressurizing ring; 7. a granulating assembly; 8. a dicing cutter; 9. a baffle; 10. a cooling box; 51. a water inlet; 52. a water outlet; 71. a granulating plate; 72. a cooling plate; 73. a socket hole; 74. a circulation inlet; 75. a circulation outlet; 76. a cooling column; 77. an oscillating assembly; 771. fixing the column; 772. a limiting disc; 773. an oscillating column; 774. an oscillating spring; 775. a rotating shaft; 776. rotating the leaves; 777. an eccentric disc.
Detailed Description
Referring to fig. 1 to 3, the present invention provides a technical solution: a granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, comprising:
the base 1 is preset on the ground;
the driving device 2 is fixed on one side of the upper end face of the base 1;
the screw extrusion device 3 is fixed on the other side of the upper end surface of the base 1, and a screw shaft of the screw extrusion device is connected with an output shaft of the driving device 2;
a feed inlet 4 is formed at the upper end of the spiral extrusion device 3;
the extrusion bin 5 is fixed on one side of the spiral extrusion device 3 far away from the driving device 2, a water inlet 51 and a water outlet 52 are respectively formed in two sides of the extrusion bin, and a baffle 9 is fixed on one side of the extrusion bin 5 far away from the spiral extrusion device 3;
a pressurizing ring 6 fixed inside the extrusion bin 5;
a granulating assembly 7 fixed on the side of the pressurizing ring 6 away from the screw extrusion device 3;
a granulating blade 8 attached to the granulating unit 7 and driven by the screw extruder 3; and
a cooling tank 10 is installed below the granulating assembly 7.
It should be noted that the screw shaft of the screw extrusion device 3 extends to the dicing blade 8, so that the dicing blade 8 rotates in synchronization with the screw shaft, thereby rotationally dicing the material.
In this embodiment, the pressurizing ring 6 has a conical shape in the interior, and the conical portion thereof faces the granulating assembly 7.
That is, the conical shape in the pressurizing ring 6 reduces the space through which the molten material flows, and thus increases the pressure on the molten material, thereby increasing the density of the molten material.
In this embodiment, the granulation assembly 7 comprises:
a granulating plate 71 fixed on one side of the pressurizing ring 6 and provided with a plurality of granulating holes;
a cooling plate 72 fixed on one side of the granulating plate 71, wherein a sleeve hole 73 is formed between the cooling plate 72 and the granulating plate 71, and the cooling plate 72 has a hollow structure;
a circulation inlet 74 and a circulation outlet 75 which are symmetrically arranged on the cooling plate 72 and are respectively communicated with the water inlet 51 and the water outlet 52;
a plurality of cooling columns 76, each of which is hollow and fixed to the inside of the cooling plate 72 and corresponds to the plurality of granulation holes; and
the oscillating assembly 77 is configured in plural and fixed between the plurality of the cooling columns 76.
As a preferred embodiment, the thickness of the granulating plate 71 is one half of the thickness of the cooling plate 72.
That is, the thickness of the cooling plate 72 determines the path length of the material cooling, so as to avoid excessively long paths to excessively cool the material, resulting in complete separation from the molten state, and to easily cause blockage of the cooling column 76, and to avoid insufficient cooling due to excessively short paths to maintain the material in the completely molten state, resulting in idle work of the cooling column 76.
In a preferred embodiment, the oscillating assemblies 77 are perpendicular to the water flow direction.
As a preferred embodiment, the oscillating assembly 77 comprises:
a fixed column 771 fixed between the cooling columns 76;
a limiting plate 772 fixed at the middle position of the fixed column 771;
the oscillating column 773 is slidably arranged on the fixed column 771, and an oscillating spring 774 is arranged between the oscillating column 773 and the limiting plate 772;
a rotation shaft 775 configured in two, symmetrically rotatably provided on the oscillation column 773;
a rotating blade 776 fixed at one end of the rotating shaft 775 away from the oscillating column 773; and
an eccentric disc 777 is fixed to the rotating shaft 775.
As a preferred embodiment, a buffer pad is fixed to both ends of the oscillation column 773.
That is, the rotating blades 776 are rotated by the water flow, so that the eccentric disc 777 is driven to rotate, and the rotation of the eccentric disc 777 can generate the oscillating force, so that the oscillating column 773 slides reciprocally on the fixed column 771 by being matched with the oscillating spring, thereby oscillating the cooling column 76 in a small amplitude, and avoiding the adhesion of the material to the inner wall of the cooling column 76 when the material is primarily cooled.
Specifically, throw in the material from feed inlet 4, later melt extrusion through screw extrusion device 3, and carry out extrusion formula pressure boost to the material through pressurizing ring 6 earlier, thereby improve the density of material, avoid the granule hardness after the shaping too low, afterwards get into in the granulation subassembly 7, carry out preliminary shaping to the material through the granulating plate 71, make it form strip molten state, afterwards the material of strip molten state gets into the cooling plate 72 and carries out preliminary cooling to its outer wall, make its outer wall have certain hardness, be convenient for cut the grain, and the wire drawing condition that produces when cutting molten state material has been reduced, the qualification rate of granulation has been improved, and it adheres at the cooling post 76 inner wall through oscillating assembly 774 to carry out the vibration of a small margin to the cooling post 76, carry out the secondary cooling through cooling box 10 after the grain cutting is accomplished, the adhesion of granule has been avoided.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. A granulating device for a fluorosilicone dynamic vulcanization thermoplastic elastomer composite material, which is characterized in that: comprising the following steps:
a base (1) which is preset on the ground;
the driving device (2) is fixed on one side of the upper end face of the base (1);
the spiral extrusion device (3) is fixed on the other side of the upper end face of the base (1), and a spiral shaft of the spiral extrusion device is connected with an output shaft of the driving device (2);
a feed inlet (4) is formed at the upper end of the spiral extrusion device (3);
the extrusion bin (5) is fixed on one side, far away from the driving device (2), of the spiral extrusion device (3), a water inlet (51) and a water outlet (52) are respectively formed in two sides of the extrusion bin, and a baffle (9) is fixed on one side, far away from the spiral extrusion device (3), of the extrusion bin (5);
a pressurizing ring (6) fixed in the extrusion bin (5);
the granulating assembly (7) is fixed on one side of the pressurizing ring (6) away from the spiral extrusion device (3);
a granulating blade (8) attached to the granulating unit (7) and driven by the screw extrusion device (3); and
and a cooling box (10) which is arranged below the granulating assembly (7).
2. The granulating apparatus for fluorosilicone dynamically vulcanized thermoplastic elastomer composite as set forth in claim 1, wherein: the interior of the pressurizing ring (6) is conical, and the conical part of the pressurizing ring faces the granulating assembly (7).
3. The granulating apparatus for fluorosilicone dynamically vulcanized thermoplastic elastomer composite as set forth in claim 1, wherein: the granulation assembly (7) comprises:
a granulating plate (71) fixed on one side of the pressurizing ring (6) and provided with a plurality of granulating holes;
the cooling plate (72) is fixed on one side of the granulating plate (71), sleeve holes (73) are formed in the middle positions of the cooling plate and the granulating plate (71), and the cooling plate (72) is of a hollow structure;
a circulation inlet (74) and a circulation outlet (75) which are symmetrically arranged on the cooling plate (72) and are respectively communicated with the water inlet (51) and the water outlet (52);
a plurality of cooling columns (76) which are hollow in the inside, are fixed inside the cooling plate (72), and correspond to the plurality of granulation holes; and
and an oscillating assembly (77) configured in plurality and fixed between the plurality of cooling columns (76).
4. A pelletization device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite according to claim 3, characterized in that: the thickness of the granulating plate (71) is one half of the thickness of the cooling plate (72).
5. A pelletization device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite according to claim 3, characterized in that: a plurality of oscillating assemblies (77) are mutually perpendicular to the water flow direction.
6. A pelletization device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite according to claim 3, characterized in that: the oscillating assembly (77) comprises:
a fixed column (771) fixed between the cooling columns (76);
a limiting disc (772) fixed at the middle position of the fixed column (771);
the oscillating column (773) is arranged on the fixed column (771) in a sliding manner, and an oscillating spring (774) is arranged between the oscillating column and the limiting disc (772);
a rotation shaft (775) configured in two, symmetrically rotatably disposed on the oscillation column (773);
a rotary blade (776) fixed at one end of the rotary shaft (775) away from the oscillating column (773); and
an eccentric disc (777) is fixed on the rotating shaft (775).
7. The granulating apparatus for fluorosilicone dynamically vulcanized thermoplastic elastomer composite as set forth in claim 6, wherein: buffer pads are fixed at two ends of the oscillating column (773).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310799783.3A CN116572421A (en) | 2023-06-30 | 2023-06-30 | Granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310799783.3A CN116572421A (en) | 2023-06-30 | 2023-06-30 | Granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116572421A true CN116572421A (en) | 2023-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310799783.3A Pending CN116572421A (en) | 2023-06-30 | 2023-06-30 | Granulating device for fluorosilicone dynamic vulcanization thermoplastic elastomer composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116572421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117841158A (en) * | 2024-01-18 | 2024-04-09 | 郑州大学 | Device and method for manufacturing artificial aggregate by using yellow river sludge |
-
2023
- 2023-06-30 CN CN202310799783.3A patent/CN116572421A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117841158A (en) * | 2024-01-18 | 2024-04-09 | 郑州大学 | Device and method for manufacturing artificial aggregate by using yellow river sludge |
| CN117841158B (en) * | 2024-01-18 | 2024-07-02 | 郑州大学 | A device and method for producing artificial aggregate using Yellow River silt |
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