CN112873613A - Repairing material and preparation process thereof - Google Patents
Repairing material and preparation process thereof Download PDFInfo
- Publication number
- CN112873613A CN112873613A CN202110253229.6A CN202110253229A CN112873613A CN 112873613 A CN112873613 A CN 112873613A CN 202110253229 A CN202110253229 A CN 202110253229A CN 112873613 A CN112873613 A CN 112873613A
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- Prior art keywords
- polyvinyl chloride
- air inlet
- antioxidant
- heating box
- heating
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- 239000000463 material Substances 0.000 title claims abstract description 71
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 66
- 238000003756 stirring Methods 0.000 claims abstract description 47
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 25
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 25
- 229920003023 plastic Polymers 0.000 claims abstract description 24
- 239000004033 plastic Substances 0.000 claims abstract description 24
- 238000002156 mixing Methods 0.000 claims abstract description 22
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 11
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000004014 plasticizer Substances 0.000 claims abstract description 11
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 9
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 9
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 8
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims abstract description 7
- 239000008116 calcium stearate Substances 0.000 claims abstract description 7
- 235000013539 calcium stearate Nutrition 0.000 claims abstract description 7
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 7
- 229920002635 polyurethane Polymers 0.000 claims abstract description 7
- 239000004814 polyurethane Substances 0.000 claims abstract description 7
- 150000003839 salts Chemical class 0.000 claims abstract description 7
- 239000003381 stabilizer Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 238000005485 electric heating Methods 0.000 claims description 23
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 8
- 229920000426 Microplastic Polymers 0.000 claims description 6
- OKOBUGCCXMIKDM-UHFFFAOYSA-N Irganox 1098 Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)NCCCCCCNC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 OKOBUGCCXMIKDM-UHFFFAOYSA-N 0.000 claims description 5
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 235000011187 glycerol Nutrition 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 4
- 230000032683 aging Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005461 lubrication Methods 0.000 abstract description 2
- 230000000379 polymerizing effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000013329 compounding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
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
- 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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a repair material and a preparation process thereof, and the repair material comprises the following processing steps: s1, feeding waste polyvinyl chloride, polyurethane waste, polytetrafluoroethylene, calcium stearate, an antioxidant, a plasticizer, a catalyst and a lead salt stabilizer into a mixer, setting the heating temperature at 200 ℃, and accelerating melting under the action of a stirring shaft; s2, respectively discharging the obtained mixture from a main feed inlet and a side feed inlet of a double-screw extruder, and mixing the mixture in the double-screw extruder at the rotating speed of 400-600 revolutions per minute for 10-15 minutes; and S3, cooling and dicing the mixed materials to obtain the polyvinyl chloride recycled plastic particles, adding polytetrafluoroethylene into the waste plastics, and polymerizing the tetrafluoroethylene to obtain a high molecular compound, so that the chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electric insulation property and good ageing resistance of the recycled plastic can be improved, and the performance of the plastic can be recovered and improved.
Description
Technical Field
The invention relates to the technical field of plastics, in particular to a repair material and a preparation process thereof.
Background
The highway is basically popularized at present, but the later maintenance of the road has a difficulty, particularly when a vehicle passes through the highway from the top, the vehicle is easy to bump and cause danger, and the traditional repairing method is time-consuming, labor-consuming, financial-consuming and influences daily traffic. And even so, it will not be too long to come again.
The applicant develops a miraculous material capable of quickly repairing the road, the road surface can be restored to traffic by only 20 minutes after the road is repaired by the miraculous material, and the miraculous material is quick, efficient and firm. The material is polyvinyl chloride, which is one of the most widely used plastic materials at present, plastic products bring convenience to human life, and meanwhile, the plastic products have great negative effects, especially the pollution of waste plastics to the environment is more and more serious, so the recycling problem of the polyvinyl chloride plastic products is emphasized; in the plastics regeneration process, generally through the stirred tank, when the stirring compounding, can not pressurize through to the stirred tank, stir poorly, at the bottom of the mixing rate, influence mixed effect, when the stirring compounding, the mobile effect of material is poor, leads to the compounding effect not good.
Disclosure of Invention
The invention aims to provide a repair material and a preparation process thereof, which solve the problems that a road is not easy to maintain, the maintenance cost of the road is reduced, polyvinyl chloride plastic products are recycled, and the technical problems that the mixing effect is influenced because the mixing kettle cannot be pressurized and is poor in stirring and low in mixing speed when materials are mixed by a stirring kettle in the plastic regeneration process.
The purpose of the invention can be realized by the following technical scheme:
a repair material and a preparation process thereof, the processing steps are as follows:
s1, feeding waste polyvinyl chloride, polyurethane waste, polytetrafluoroethylene, calcium stearate, an antioxidant, a plasticizer, a catalyst and a lead salt stabilizer into a mixer, heating to 200 ℃, and accelerating melting under the action of a stirring shaft at the rotating speed of 600-900 revolutions per minute;
s2, respectively discharging the obtained mixture from a main feed inlet and a side feed inlet of a double-screw extruder, and mixing the mixture in the double-screw extruder at the rotating speed of 400-600 revolutions per minute for 10-15 minutes;
and S3, cooling and cutting the mixed materials into granules to obtain the polyvinyl chloride regenerated plastic granules.
As a further scheme of the invention: the polyvinyl chloride recycled plastic comprises the following components in percentage by weight: 35-50% of waste polyvinyl chloride; 20-30 parts of polyurethane waste; 10-20% of polytetrafluoroethylene; 2-5% of calcium stearate; 1-3% of antioxidant; 3-6% of a plasticizer; 1-2% of catalyst and 1-2% of lead salt stabilizer.
As a further scheme of the invention: the plasticizer is maleic anhydride grafting compatilizer, and the lubricant consists of glycerin and pentaerythritol.
As a further scheme of the invention: the antioxidant is composed of an antioxidant 1098 and an antioxidant 1010, and is prepared according to a molar ratio of 1: 1.
A polyvinyl chloride recycled plastic particle preparation device comprises a heating box, a motor frame, a stirring motor, a fixing plate, a stirring rod, a screw rod, a feeding hopper, a piston, an electric heating plate, a discharge pipe, a base, an air inlet hole, a reset spring, an air inlet pipe, a limiting cylinder, a limiting ball, an air cylinder, a heating wire and a fan, wherein the heating box is erected on the top side of the base, the motor frame is erected on the top end of the heating box, the stirring motor is installed on the top of the motor frame, the fixing plate is installed on a rotating shaft of the stirring motor, the stirring rod is welded at the bottom of the fixing plate, a rod hole is formed in the piston, a screw hole is formed in the fixing plate, the stirring rod is arranged in the rod hole in a penetrating manner, the screw rod is installed in the screw hole in a matching manner, the bottom end of the screw, the bottom inner wall of the heating box is fixed with an electric heating plate, and the discharging pipe is arranged at the bottom of the heating box.
As a further scheme of the invention: the bottom side of the heating box is vertically welded with a limiting cylinder, an air inlet pipe penetrates through the limiting cylinder, an air inlet hole is formed in the pipe wall of the air inlet pipe, the limiting ball is fixed to the top end of the air inlet pipe, and the reset spring is sleeved outside the top end of the air inlet pipe.
As a further scheme of the invention: the dryer is fixed on the tank wall of heating cabinet, the top cooperation of dryer is installed the fan, the inside of dryer has erect the heating wire.
As a further scheme of the invention: the bottom of dryer and the bottom of intake pipe pass through the hose intercommunication.
As a further scheme of the invention: the piston is arranged in the heating box, and the piston is attached to the inner wall of the heating box.
The invention has the beneficial effects that:
according to the invention, the polytetrafluoroethylene is added into the waste plastics, and the high molecular compound is formed by polymerizing the tetrafluoroethylene, so that the chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electrical insulation property and good ageing resistance of the recycled plastics can be improved, and the performance of the plastics can be recovered and improved;
through rotatory screw rod, realize bulldozing to the piston, port department at the piston slip feeder hopper, when the piston lasts the decline, can improve the inside pressure of heating cabinet, can accelerate melting of material and mix, can improve compounding efficiency, after circular telegram to electric plate and heating wire, under the operation cooperation of fan, can heat the air through the heating wire, after heating, admit air to the heating cabinet through the intake pipe with the air, when admitting air, under reset spring's cooperation, can guarantee that spacing ball is tangent with the bottom side of piston, heat the material through the electric plate, admit air to the material through the inlet port, can improve the mobility of material, simultaneously can be better the heating to the material, can accelerate the mixing to the material, reach better mixed effect.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic front view of a repair material and a process for preparing the same;
FIG. 2 is a schematic top view of a repair material and a process for making the same;
FIG. 3 is a schematic side view of a repair material and a process for making the same;
FIG. 4 is a schematic view of the internal structure of a repair material and a process for preparing the same;
FIG. 5 is a schematic view of the structure of the region A in the internal structure of a repair material and a process for preparing the same;
in the figure: 1. a heating box; 2. a motor frame; 3. a stirring motor; 4. a fixing plate; 5. a stirring rod; 6. a screw; 7. a feed hopper; 8. a piston; 9. an electric hot plate; 10. a discharge pipe; 11. a base; 12. an air inlet; 13. a return spring; 14. an air inlet pipe; 15. a limiting cylinder; 16. a limiting ball; 17. an air duct; 18. an electric heating wire; 19. a fan.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in FIGS. 1-5, a repairing material and a preparation process thereof, S1, waste polyvinyl chloride is 50%; 20 parts of polyurethane waste; 15% of polytetrafluoroethylene; 5% of calcium stearate; 3% of antioxidant; 3% of a plasticizer; 2% of catalyst and 2% of lead salt stabilizer are fed into a mixer, the heating temperature is set to 200 ℃, and the melting is accelerated under the action of a stirring shaft, and the rotating speed is 600-900 r/min;
s2, respectively discharging the obtained mixture from a main feed inlet and a side feed inlet of a double-screw extruder, and mixing the mixture in the double-screw extruder at the rotating speed of 400-600 revolutions per minute for 10-15 minutes;
and S3, cooling and cutting the mixed materials into granules to obtain the polyvinyl chloride regenerated plastic granules.
As an embodiment of the present invention, the plasticizer is a maleic anhydride graft compatibilizer, and the lubricant is composed of glycerin and pentaerythritol.
In one embodiment of the present invention, the antioxidant is composed of antioxidant 1098 and antioxidant 1010, and is mixed in a molar ratio of 1: 1.
A polyvinyl chloride recycled plastic particle preparation device comprises a heating box 1, a motor frame 2, a stirring motor 3, a fixing plate 4, a stirring rod 5, a screw rod 6, a feed hopper 7, a piston 8, an electric heating plate 9, a discharge pipe 10, a base 11, an air inlet 12, a reset spring 13, an air inlet pipe 14, a limiting cylinder 15, a limiting ball 16, an air duct 17, an electric heating wire 18 and a fan 19, wherein the heating box 1 is erected on the top side of the base 11, the motor frame 2 is erected at the top end of the heating box 1, the stirring motor 3 is installed at the top of the motor frame 2, the fixing plate 4 is installed on a rotating shaft of the stirring motor 3, the stirring rod 5 is welded at the bottom of the fixing plate 4, a rod hole is formed in the piston 8, a screw hole is formed in the fixing plate 4, the stirring rod 5 is arranged in the rod hole in a penetrating manner, the screw rod 6 is, the feed hopper 7 is arranged at one side of the heating box 1, an electric heating plate 9 is fixed on the inner wall of the bottom of the heating box 1, the discharge pipe 10 is arranged at the bottom of the heating box 1, a limiting cylinder 15 is vertically welded at the bottom side of the heating box 1, an air inlet pipe 14 penetrates through the limiting cylinder 15, an air inlet hole 12 is formed in the pipe wall of the air inlet pipe 14, a limiting ball 16 is fixed at the top end of the air inlet pipe 14, a reset spring 13 is sleeved outside the top end of the air inlet pipe 14, various materials are put into the heating box 1 through the feed hopper 7, the fixed plate 4 is driven to rotate under the cooperation of the stirring motor 3, the materials can be stirred under the cooperation of the stirring rod 5, the screw rod 6 is rotated during stirring, pushing and pressing of the piston 8 are realized, when the piston 8 slides through the port of the feed hopper 7, when the piston 8 continuously descends, the pressure in the heating box, can improve the compounding efficiency.
As an embodiment of the invention, the air duct 17 is fixed on the wall of the heating box 1, the top of the air duct 17 is provided with a fan 19 in a matching way, the interior of the air duct 17 is provided with an electric heating wire 18, the bottom end of the air duct 17 is communicated with the bottom end of the air inlet pipe 14 through a hose, the piston 8 is arranged inside the heating box 1, the piston 8 is attached to the inner wall of the heating box 1, the material is heated through the electric heating plate 9, the material is fed through the air inlet hole 12, the flowability of the material can be improved, meanwhile, the material can be better heated, the mixing of the material can be accelerated, and a better mixing effect can be achieved.
The working principle of the invention is as follows: when materials are mixed, various materials are put into the heating box 1 through the feed hopper 7, the fixing plate 4 is driven to rotate under the coordination of the stirring motor 3, the materials can be stirred under the coordination of the stirring rod 5, the screw rod 6 is rotated to realize pushing and pressing of the piston 8 during stirring, when the piston 8 slides through the port of the feed hopper 7, the pressure in the heating box 1 can be improved when the piston 8 continuously descends, melting and mixing of the materials can be accelerated, the material mixing efficiency can be improved, after the electric heating plate 9 and the electric heating wire 18 are electrified, air can be heated through the electric heating wire 18 under the operation coordination of the fan 19, after heating, the air enters the heating box 1 through the air inlet pipe 14, when air enters, under the coordination of the reset spring 13, the limit ball 16 can be ensured to be tangent with the bottom side of the piston 8, and the materials are heated through the electric heating plate 9, the air inlet holes 12 are used for air inlet of the materials, so that the flowability of the materials can be improved, the materials can be better heated, the mixing of the materials can be accelerated, and a better mixing effect is achieved.
Example 2:
as shown in FIGS. 1-5, a repairing material and a preparation process thereof, S1, waste polyvinyl chloride is 50%; 25 parts of polyurethane waste; 10% of polytetrafluoroethylene; 5% of calcium stearate; 3% of antioxidant; 3% of a plasticizer; 2% of catalyst and 2% of lead salt stabilizer are fed into a mixer, the heating temperature is set to 200 ℃, and the melting is accelerated under the action of a stirring shaft, and the rotating speed is 600-900 r/min;
s2, respectively discharging the obtained mixture from a main feed inlet and a side feed inlet of a double-screw extruder, and mixing the mixture in the double-screw extruder at the rotating speed of 400-600 revolutions per minute for 10-15 minutes;
and S3, cooling and cutting the mixed materials into granules to obtain the polyvinyl chloride regenerated plastic granules.
As an embodiment of the present invention, the plasticizer is a maleic anhydride graft compatibilizer, and the lubricant is composed of glycerin and pentaerythritol.
In one embodiment of the present invention, the antioxidant is composed of antioxidant 1098 and antioxidant 1010, and is mixed in a molar ratio of 1: 1.
A polyvinyl chloride recycled plastic particle preparation device comprises a heating box 1, a motor frame 2, a stirring motor 3, a fixing plate 4, a stirring rod 5, a screw rod 6, a feed hopper 7, a piston 8, an electric heating plate 9, a discharge pipe 10, a base 11, an air inlet 12, a reset spring 13, an air inlet pipe 14, a limiting cylinder 15, a limiting ball 16, an air duct 17, an electric heating wire 18 and a fan 19, wherein the heating box 1 is erected on the top side of the base 11, the motor frame 2 is erected at the top end of the heating box 1, the stirring motor 3 is installed at the top of the motor frame 2, the fixing plate 4 is installed on a rotating shaft of the stirring motor 3, the stirring rod 5 is welded at the bottom of the fixing plate 4, a rod hole is formed in the piston 8, a screw hole is formed in the fixing plate 4, the stirring rod 5 is arranged in the rod hole in a penetrating manner, the screw rod 6 is, the feed hopper 7 is arranged at one side of the heating box 1, an electric heating plate 9 is fixed on the inner wall of the bottom of the heating box 1, the discharge pipe 10 is arranged at the bottom of the heating box 1, a limiting cylinder 15 is vertically welded at the bottom side of the heating box 1, an air inlet pipe 14 penetrates through the limiting cylinder 15, an air inlet hole 12 is formed in the pipe wall of the air inlet pipe 14, a limiting ball 16 is fixed at the top end of the air inlet pipe 14, a reset spring 13 is sleeved outside the top end of the air inlet pipe 14, various materials are put into the heating box 1 through the feed hopper 7, the fixed plate 4 is driven to rotate under the cooperation of the stirring motor 3, the materials can be stirred under the cooperation of the stirring rod 5, the screw rod 6 is rotated during stirring, pushing and pressing of the piston 8 are realized, when the piston 8 slides through the port of the feed hopper 7, when the piston 8 continuously descends, the pressure in the heating box, can improve the compounding efficiency.
As an embodiment of the invention, the air duct 17 is fixed on the wall of the heating box 1, the top of the air duct 17 is provided with a fan 19 in a matching way, the interior of the air duct 17 is provided with an electric heating wire 18, the bottom end of the air duct 17 is communicated with the bottom end of the air inlet pipe 14 through a hose, the piston 8 is arranged inside the heating box 1, the piston 8 is attached to the inner wall of the heating box 1, the material is heated through the electric heating plate 9, the material is fed through the air inlet hole 12, the flowability of the material can be improved, meanwhile, the material can be better heated, the mixing of the material can be accelerated, and a better mixing effect can be achieved.
The working principle of the invention is as follows: when materials are mixed, various materials are put into the heating box 1 through the feed hopper 7, the fixing plate 4 is driven to rotate under the coordination of the stirring motor 3, the materials can be stirred under the coordination of the stirring rod 5, the screw rod 6 is rotated to realize pushing and pressing of the piston 8 during stirring, when the piston 8 slides through the port of the feed hopper 7, the pressure in the heating box 1 can be improved when the piston 8 continuously descends, melting and mixing of the materials can be accelerated, the material mixing efficiency can be improved, after the electric heating plate 9 and the electric heating wire 18 are electrified, air can be heated through the electric heating wire 18 under the operation coordination of the fan 19, after heating, the air enters the heating box 1 through the air inlet pipe 14, when air enters, under the coordination of the reset spring 13, the limit ball 16 can be ensured to be tangent with the bottom side of the piston 8, and the materials are heated through the electric heating plate 9, the air inlet holes 12 are used for air inlet of the materials, so that the flowability of the materials can be improved, the materials can be better heated, the mixing of the materials can be accelerated, and a better mixing effect is achieved.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The repair material and the preparation process thereof are characterized by comprising the following processing steps:
s1, feeding waste polyvinyl chloride, polyurethane waste, polytetrafluoroethylene, calcium stearate, an antioxidant, a plasticizer, a catalyst and a lead salt stabilizer into a mixer, heating to 200 ℃, and accelerating melting under the action of a stirring shaft at the rotating speed of 600-900 revolutions per minute;
s2, respectively discharging the obtained mixture from a main feed inlet and a side feed inlet of a double-screw extruder, and mixing the mixture in the double-screw extruder at the rotating speed of 400-600 revolutions per minute for 10-15 minutes;
and S3, cooling and cutting the mixed materials into granules to obtain the polyvinyl chloride regenerated plastic granules.
2. The repair material and the preparation process thereof according to claim 1, wherein the polyvinyl chloride recycled plastic comprises the following components in percentage by weight: 35-50% of waste polyvinyl chloride; 20-30 parts of polyurethane waste; 10-20% of polytetrafluoroethylene; 2-5% of calcium stearate; 1-3% of antioxidant; 3-6% of a plasticizer; 1-2% of catalyst and 1-2% of lead salt stabilizer.
3. The repair material and the process for preparing the same as claimed in claim 1, wherein the plasticizer is a maleic anhydride graft compatibilizer, and the lubricant is composed of glycerin and pentaerythritol.
4. The repair material and the preparation process thereof according to claim 1, wherein the antioxidant is composed of an antioxidant 1098 and an antioxidant 1010, and the molar ratio of the antioxidant 1098 to the antioxidant 1010 is 1: 1.
5. The equipment for preparing the polyvinyl chloride recycled plastic particles is characterized by comprising a heating box (1), a motor frame (2), a stirring motor (3), a fixing plate (4), a stirring rod (5), a screw rod (6), a feeding hopper (7), a piston (8), an electric heating plate (9), a discharging pipe (10), a base (11), an air inlet hole (12), a reset spring (13), an air inlet pipe (14), a limiting cylinder (15), a limiting ball (16), an air cylinder (17), an electric heating wire (18) and a fan (19), wherein the heating box (1) is erected on the top side of the base (11), the motor frame (2) is erected at the top end of the heating box (1), the stirring motor (3) is installed at the top of the motor frame (2), the fixing plate (4) is installed on a rotating shaft of the stirring motor (3), the stirring rod (5) is welded at the bottom of the fixing plate (4), the pole hole has been seted up to the inside of piston (8), the screw has been seted up to the inside of fixed plate (4), puddler (5) are worn to establish in the pole hole, screw rod (6) cooperation is installed in the screw hole, the top side at piston (8) is installed through the bearing cooperation in the bottom of screw rod (6), one side at heating cabinet (1) is installed in feeder hopper (7), be fixed with electric plate (9) on the bottom inner wall of heating cabinet (1), arrange material pipe (10) and install the bottom at heating cabinet (1).
6. The equipment for preparing the recycled plastic granules of polyvinyl chloride according to claim 5, wherein a limiting cylinder (15) is vertically welded on the bottom side of the heating box (1), an air inlet pipe (14) penetrates through the limiting cylinder (15), an air inlet hole (12) is formed in the pipe wall of the air inlet pipe (14), the limiting ball (16) is fixed at the top end of the air inlet pipe (14), and the return spring (13) is sleeved outside the top end of the air inlet pipe (14).
7. The equipment for preparing the recycled plastic granules of polyvinyl chloride according to claim 5, wherein the air duct (17) is fixed on the wall of the heating box (1), the top of the air duct (17) is provided with a fan (19) in a matching way, and the interior of the air duct (17) is provided with the heating wire (18).
8. The apparatus for preparing recycled polyvinyl chloride plastic particles as claimed in claim 5, wherein the bottom end of the air duct (17) is communicated with the bottom end of the air inlet pipe (14) through a hose.
9. The apparatus for preparing recycled polyvinyl chloride plastic particles according to claim 5, wherein the piston (8) is disposed inside the heating box (1), and the piston (8) is attached to the inner wall of the heating box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103602005A (en) * | 2013-11-04 | 2014-02-26 | 界首市鑫豪塑胶有限公司 | Degradable renewable modified plastic particle and preparation method thereof |
| CN103909703A (en) * | 2014-02-23 | 2014-07-09 | 青岛中科昊泰新材料科技有限公司 | High-strength high-toughness polyvinyl chloride sheet material and production method thereof |
| CN107964168A (en) * | 2017-12-15 | 2018-04-27 | 滁州市贝蒂玛童车有限公司 | A kind of wear-resisting nontoxic type modified plastics production technology |
| CN109929224A (en) * | 2019-03-01 | 2019-06-25 | 广东京兆工程塑料有限公司 | A kind of ageing-resistant PCT composite material and preparation method |
| CN111117642A (en) * | 2019-12-30 | 2020-05-08 | 河南科技大学 | Preparation method of tobacco soil conditioner |
| CN212288230U (en) * | 2020-06-04 | 2021-01-05 | 湖北楚光环保科技股份有限公司 | Compounding device is used in processing of pipeline lining rubber |
| CN112295430A (en) * | 2020-11-25 | 2021-02-02 | 江门骅弘科技股份有限公司 | Adhesive cement production equipment and production method |
-
2021
- 2021-03-09 CN CN202110253229.6A patent/CN112873613A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103602005A (en) * | 2013-11-04 | 2014-02-26 | 界首市鑫豪塑胶有限公司 | Degradable renewable modified plastic particle and preparation method thereof |
| CN103909703A (en) * | 2014-02-23 | 2014-07-09 | 青岛中科昊泰新材料科技有限公司 | High-strength high-toughness polyvinyl chloride sheet material and production method thereof |
| CN107964168A (en) * | 2017-12-15 | 2018-04-27 | 滁州市贝蒂玛童车有限公司 | A kind of wear-resisting nontoxic type modified plastics production technology |
| CN109929224A (en) * | 2019-03-01 | 2019-06-25 | 广东京兆工程塑料有限公司 | A kind of ageing-resistant PCT composite material and preparation method |
| CN111117642A (en) * | 2019-12-30 | 2020-05-08 | 河南科技大学 | Preparation method of tobacco soil conditioner |
| CN212288230U (en) * | 2020-06-04 | 2021-01-05 | 湖北楚光环保科技股份有限公司 | Compounding device is used in processing of pipeline lining rubber |
| CN112295430A (en) * | 2020-11-25 | 2021-02-02 | 江门骅弘科技股份有限公司 | Adhesive cement production equipment and production method |
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