CN111497067A - Extrusion granulation equipment for plastic recycling and processing and operation method thereof - Google Patents
Extrusion granulation equipment for plastic recycling and processing and operation method thereof Download PDFInfo
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- CN111497067A CN111497067A CN202010346197.XA CN202010346197A CN111497067A CN 111497067 A CN111497067 A CN 111497067A CN 202010346197 A CN202010346197 A CN 202010346197A CN 111497067 A CN111497067 A CN 111497067A
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- 229920003023 plastic Polymers 0.000 title claims abstract description 121
- 239000004033 plastic Substances 0.000 title claims abstract description 121
- 238000005469 granulation Methods 0.000 title claims abstract description 63
- 230000003179 granulation Effects 0.000 title claims abstract description 63
- 238000001125 extrusion Methods 0.000 title claims abstract description 41
- 238000004064 recycling Methods 0.000 title claims abstract description 23
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 239000002699 waste material Substances 0.000 claims abstract description 31
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 21
- 239000011148 porous material Substances 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 229920000426 Microplastic Polymers 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003607 modifier Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 238000011017 operating method Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
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- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
- B26D1/26—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/28—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut and rotating continuously in one direction during cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
-
- 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
- B29C48/252—Drive or actuation means; Transmission means; Screw supporting means
- B29C48/2522—Shaft or screw supports, e.g. bearings
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
-
- 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
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
-
- 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
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/85—Cooling
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
-
- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Environmental & Geological Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Glanulating (AREA)
Abstract
The invention discloses extrusion granulation equipment for plastic recycling and processing, which comprises a bearing frame body, a granulation mechanism and a cutting and aggregate device, wherein the bearing frame body is provided with a bearing frame; the granulating mechanism comprises a water cooling device, a screw device and an extruding device, the screw device comprises a screw, one end of the screw is connected with the output end of the cycloidal pin gear speed reducer through a coupler, the screw is positioned in the cylindrical shell, and the cylindrical shell is fixed on the second vertical plate in a penetrating way; the extruding device comprises a pore plate which is embedded in the inner surface of the periphery of the cylindrical shell, extruding holes are uniformly formed in the surface of the pore plate, plastic is extruded from the extruding holes to form strips, and then the strips enter the cutting and collecting device from the granulating plate to be cut into granules. According to the invention, after the screw is connected with the cycloidal pin gear speed reducer, the rotating speed of the screw is convenient to adjust, the rotating speed of the screw influences the propelling speed and the mixing degree of plastics, the waste plastics can be extruded, cut and granulated in one step, the automation degree is high, the granulation efficiency is high, the investment cost of enterprises is reduced, and the benefit is improved.
Description
Technical Field
The invention belongs to the field of plastic recovery, and particularly relates to extrusion granulation equipment for plastic recovery and processing and an operation method thereof.
Background
With the development of industry, the application of plastic products is spread in various fields of industry, agriculture and daily life, the daily treatment of waste plastic products around the world cannot be estimated, if the waste plastic products cannot be recycled well and effectively, a large amount of waste plastic can only be treated in modes of landfill or incineration and the like, the treatment mode is very harmful to the environment, therefore, the resource utilization of the waste plastic is a good solution, and the most common mode of the existing resource utilization of the waste plastic is the recovery granulation.
Chinese utility model patent with patent number CN201621440637.3 discloses a waste plastic recycling granulation system, include: the device comprises a spiral feeding device, a crushing device, a screening device, an intermediate conveying device and a granulating device, wherein the crushing device is arranged at a discharge port of the spiral feeding device, the screening device is arranged under the discharge port of the crushing device, the intermediate conveying device is arranged below the discharge port of the screening device, and the granulating device is arranged at a discharge port of the intermediate conveying device. This application collects feeding, breakage, screening, carries and the granulation in an organic whole, can retrieve the granulation to waste plastic. However, the specific granulation block is not refined, the traditional granulation mode is adopted to granulate the plastic, the granulation efficiency is low, the mixing degree cannot be adjusted according to different types of waste plastics, and the granulation efficiency is influenced.
Disclosure of Invention
The invention aims to provide extrusion granulation equipment for plastic recycling and processing and an operation method thereof, wherein the rotation speed of a screw is conveniently adjusted after the screw is connected with a cycloidal pin gear speed reducer, and the rotation speed of the screw influences the propelling speed and the mixing degree of plastic, so that the rotation speed of the screw can be conveniently adjusted aiming at different types of waste plastics, so that the mixing degree can be adjusted, and the extrusion granulation equipment is suitable for extrusion granulation of different types of waste plastics; through the setting of water cooling plant and cutting aggregate device, can extrude, cut the granulation to waste plastic step by step, degree of automation is high, and granulation efficiency is high, helps reducing the input cost of enterprise, the benefit that improves.
The purpose of the invention can be realized by the following technical scheme:
an extrusion granulation device for plastic recycling and processing comprises a bearing frame body, a granulation mechanism and a cutting and collecting device, wherein the granulation mechanism and the cutting and collecting device are both arranged on the bearing frame body;
the bearing frame body comprises a square frame body, a plurality of uniformly distributed vertical rods are vertically fixed on the upper surface of the square frame body, a bearing plate parallel to the square frame body is fixed at the other end of each vertical rod, and a granulation chamber is fixed on the surface of the bearing plate; the square frame body is provided with a first motor through a motor mounting plate, the output end of the first motor is in transmission with the input end of a cycloidal pin gear speed reducer through a belt pulley and a belt, the cycloidal pin gear speed reducer is arranged on the upper surface of the bearing plate, and the output end of the cycloidal pin gear speed reducer is connected with the granulation mechanism;
the granulation mechanism comprises a water cooling device, a screw device and an extrusion device, wherein the water cooling device comprises a water cooling pipe, the water cooling pipe is arranged on a first vertical plate, the first vertical plate is fixed at the edge position of the upper surface of the bearing plate, the water cooling pipe is connected with a cold water source through a water injection pipe, a water changing pipe is further sleeved outside the water cooling pipe, and water is discharged from the water changing pipe through a water outlet pipe; the screw device comprises a screw, one end of the screw is connected with the output end of the cycloidal pin gear speed reducer through a coupler, the screw is positioned in the cylindrical shell, the cylindrical shell is fixedly penetrated on a second vertical plate, the second vertical plate is vertically fixed on the upper surface of the bearing plate, the cylindrical shell is also fixedly provided with an installation block, the installation block is provided with a feed hopper, the discharging end of the feed hopper is communicated with a feed inlet formed in the surface of the cylindrical shell, and the peripheral outer surface of the cylindrical shell is fixedly provided with a plurality of heating rings; the extrusion device comprises a pore plate which is embedded in the inner surface of the periphery of the cylindrical shell, extrusion holes are uniformly formed in the surface of the pore plate, and plastic is extruded from the extrusion holes to form strips which then enter the aggregate cutting device through the granulating plate;
the aggregate cutting device comprises a cutting material cylinder, the cutting material cylinder is fixed on a third vertical plate through an installation cylinder body, a support rod is fixed at the lower end of the third vertical plate, the support rod is fixed on the side surface of the bearing plate, a second motor is fixed on the other side of the third vertical plate, and the output end of the second motor extends into the cutting material cylinder through the installation cylinder body and is connected with a cutting body; the lower extreme of cutting feed cylinder is the discharge end, and the discharge end is connected with the funnel, the discharge end and the discharging pipe intercommunication of funnel, and discharging pipe one end is connected with the second air-blower, and the other end is connected with the storage tank.
Further, the motor mounting plate is fixed to the inner side surface of the square frame.
Further, an air inlet is formed in the surface of the bearing plate and located in the granulating chamber, the air inlet is communicated with a first air blower, the first air blower is fixed to the lower surface of the bearing plate through bolts, and the first air blower is located between the bearing plate and the square frame body.
Furthermore, the water inlet end of the water-cooling pipe is positioned between the first vertical plate and the cycloidal pin gear speed reducer, cold water enters the cold water pipe from the water injection pipe and enters the water changing pipe from the other end of the cold water pipe, and water after temperature exchange in the water changing pipe is discharged from the water outlet pipe.
Furthermore, the water cooling pipe and the water changing pipe are both positioned inside the screw rod and are coaxially arranged.
Further, the heating ring heats the plastic in the cylindrical shell, and the heating ring is positioned in the granulating chamber.
Furthermore, one side of the granulating plate, which is close to the pore plate, is also provided with a conical plate, the conical plate plays a role in shunting and guides the plastic strips to enter the aggregate cutting device from the granulating plate.
Furthermore, the cutting body comprises an installation column, three cutting knives are uniformly distributed and fixed on the periphery of the installation column, and the rotating cutting knives cut off strip-shaped plastics to form plastic particles.
An operation method of extrusion granulation equipment for plastic recycling and processing comprises the following steps:
firstly, crushing waste plastics, uniformly mixing the crushed waste plastics with various additives and modifiers, and adding a plastic mixture into a cylindrical shell through a feed hopper;
secondly, simultaneously starting a first motor and a heating ring, wherein the first motor drives a screw to rotate at a set rotating speed, the heating ring heats the waste plastics in the cylindrical shell, and the heated and deformed plastics are twisted into a ball shape and roll to advance along a screw groove under the action of the rotating screw;
and thirdly, after heating and mixing for 30-40min, starting a water cooling device, a second motor and a second air blower, extruding bulk plastic from an extrusion hole of a pore plate under the action of water cooling to form a strip-shaped object, then feeding the strip-shaped object into a cutting charging barrel through a granulating plate, driving a cutting knife to rotate by the second motor, cutting the strip-shaped plastic by the rotating cutting knife to form plastic particles, feeding the plastic particles into a discharge pipe through a hopper, further cooling the plastic particles by the second air blower, and conveying the cooled plastic particles into a storage tank through a discharge pipe to finish extrusion and granulation of the waste plastic.
The invention has the beneficial effects that:
waste plastic particles enter a cylindrical shell from a feed hopper, a plurality of heating rings are fixed on the outer surface of the peripheral side of the cylindrical shell, the heating rings can heat the plastic in the cylindrical shell, meanwhile, the plastic which is heated and deformed is twisted into a dough shape and rolls along a screw groove to advance under the action of a rotating screw rod, the plastic is further mixed under the shearing, compression and stirring actions of the screw rod in the process of rolling advance, the plastic is further mixed while rolling advance along the screw groove, and when the plastic reaches the orifice plate, the plastic is extruded by an extrusion hole of the orifice plate to form a strip under the water cooling action and then enters a cutting and collecting device from a granulating plate; in the cutting charging barrel, the cutting knife is driven to rotate by a second motor, the rotating cutting knife cuts strip-shaped plastics to form plastic particles, the plastic particles enter the discharging pipe from the hopper, the plastic particles are further cooled by a second air blower, and the plastic particles which are further cooled are conveyed into the material storage tank through the discharging pipe to finish the extrusion and granulation of the waste plastics;
according to the invention, after the screw is connected with the cycloidal pin gear speed reducer, the rotating speed of the screw is convenient to adjust, and the rotating speed of the screw influences the propelling speed and the mixing degree of plastics, so that the rotating speed of the screw can be conveniently adjusted aiming at different types of waste plastics, so as to adjust the mixing degree, and the screw is suitable for extrusion granulation of different types of waste plastics; through the setting of water cooling plant and cutting aggregate device, can extrude, cut the granulation to waste plastic step by step, degree of automation is high, and granulation efficiency is high, helps reducing the input cost of enterprise, the benefit that improves.
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 structural diagram of an extrusion granulation apparatus for plastic recycling and processing according to the present invention;
FIG. 2 is a schematic structural diagram of a carrier body of an extrusion granulation apparatus for plastic recycling and processing according to the present invention;
FIG. 3 is a schematic view of a portion of the structure of FIG. 1;
FIG. 4 is a schematic view of a partial structure of an extrusion granulation apparatus for plastic recycling and processing according to the present invention;
FIG. 5 is a schematic structural diagram of a water cooling device of an extrusion granulation apparatus for plastic recycling and processing according to the present invention;
FIG. 6 is a schematic view of a portion of the structure of FIG. 5;
FIG. 7 is a schematic view of a partial structure of an extrusion granulation apparatus for plastic recycling and processing according to the present invention;
FIG. 8 is a schematic view of a portion of the structure of FIG. 7;
FIG. 9 is a schematic view of a portion of the structure of FIG. 4;
FIG. 10 is a schematic structural diagram of an aggregate cutting device of an extrusion granulation apparatus for plastic recycling processing according to the present invention;
FIG. 11 is a schematic view of a portion of the structure of FIG. 10;
fig. 12 is a partial structural view of fig. 10.
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.
Referring to fig. 1-12, an extrusion granulation apparatus for plastic recycling includes a carrier 1, a granulation mechanism 2 and a material cutting and collecting device 3, as shown in fig. 1, wherein the granulation mechanism 2 and the material cutting and collecting device 3 are both mounted on the carrier 1;
as shown in fig. 2 and 3, the support frame 1 includes a square frame 11, a plurality of evenly distributed vertical rods 12 are vertically fixed on the upper surface of the square frame 11, a bearing plate 13 parallel to the square frame 11 is fixed at the other end of each vertical rod 12, a granulation chamber 14 is fixed on the surface of the bearing plate 13, and a cover body, not shown in the figure, is arranged above the granulation chamber 14; a first motor 1102 is mounted on the square frame 11 through a motor mounting plate 1101, the motor mounting plate 1101 is fixed on the inner side surface of the square frame 11, the output end of the first motor 1102 is in transmission with the input end of a cycloidal pin gear reducer 1103 through a belt pulley and a belt, the cycloidal pin gear reducer 1103 is mounted on the upper surface of the bearing plate 13, and the output end of the cycloidal pin gear reducer 1103 is connected with the granulating mechanism 2; the surface of the bearing plate 13 is also provided with an air inlet 15, the air inlet 15 is positioned in the granulation chamber 14, the air inlet 15 is communicated with a first air blower 16, the first air blower 16 is fixed on the lower surface of the bearing plate 13 through bolts, and the first air blower 16 is positioned between the bearing plate 13 and the square frame 11;
as shown in fig. 4-9, the granulation mechanism 2 includes a water cooling device 21, a screw device 22 and an extrusion device 23, specifically, the water cooling device 21 includes a water cooling tube 2101, the water cooling tube 2101 is located at a central position, the water cooling tube 2101 is installed on a first vertical plate 2102, the first vertical plate 2102 is fixed at an edge position of the upper surface of the bearing plate 13, a water inlet end of the water cooling tube 2101 is located between the first vertical plate 2102 and the cycloidal pin gear reducer 1103, the water cooling tube 2101 is connected with a cold water source through a water injection tube 2103, the water cooling tube 2101 is further sleeved with a water changing tube 2104, the water changing tube 2104 passes through a water outlet tube 2105 to discharge water, the cold water enters the cold water tube 2101 through the water injection tube 2103 and enters the water changing tube 2104 through the other end of the cold water tube 2101, the water subjected to temperature exchange in the water changing tube; the screw device 22 comprises a screw 2201, a water cooling pipe 2101 and a water changing pipe 2104 are both located inside the screw 2201 and coaxially arranged, one end of the screw 2201 is connected with the output end of a cycloidal pin gear reducer 1103 through a coupler, the screw 2201 is located inside a cylindrical shell 2202, the cylindrical shell 2202 is fixedly penetrated on a second vertical plate 2203, the second vertical plate 2203 is vertically fixed on the upper surface of a bearing plate 13, an installation block 2204 is further fixed on the cylindrical shell 2202, a feed hopper 2205 is installed on the installation block 2204, the discharging end of the feed hopper 2205 is communicated with a feed inlet formed in the surface of the cylindrical shell 2202, plastics enter the cylindrical shell 2202 through the feed hopper 2205, a plurality of heating rings 2206 are fixed on the peripheral outer surface of the cylindrical shell 2202, the heating rings 2206 can heat the plastics in the cylindrical shell 2202, and the heating rings 2206 are located in the granulation chamber 14; the extruding device 23 comprises a pore plate 2301, the pore plate 2301 is embedded in the inner surface of the peripheral side of the cylindrical shell 2202, extruding holes are uniformly formed in the surface of the pore plate 2301, plastic is extruded from the extruding holes to form strips, and then enters the aggregate cutting device 3 through the granulating plate 2302, a tapered plate 2303 is further arranged on one side of the granulating plate 2302 close to the pore plate 2301, the tapered plate 2303 plays a shunting role, and plastic strips are guided to enter the aggregate cutting device 3 through the granulating plate 2302;
as shown in fig. 10-12, the aggregate cutting device 3 includes a cutting barrel 31, the cutting barrel 31 is fixed on a third vertical plate 33 through a mounting barrel 32, a support rod 3301 is fixed at the lower end of the third vertical plate 33, the support rod 3301 is fixed on the side surface of the loading plate 13, a second motor 34 is fixed at the other side of the third vertical plate 33, the output end of the second motor 34 extends into the cutting barrel 31 through the mounting barrel 32 and is connected with a cutting body 35, the cutting body 35 includes a mounting column 3501, three cutting blades 3502 are uniformly distributed and fixed on the periphery of the mounting column 3501, and the rotating cutting blades 3502 cut off the strip-shaped plastic to form plastic particles; the lower end of the cutting material barrel 31 is a discharge end, the discharge end is connected with a funnel 36, the discharge end of the funnel 36 is communicated with a discharge pipe 37, one end of the discharge pipe 37 is connected with a second air blower 38, the other end of the discharge pipe is connected with a material storage tank 39, and the second material storage tank 39 is stably supported on the operation ground through a support frame; the second air blower 38 not only can further cool the plastic granules, but also can help the plastic granules to enter the storage tank 39, so that the plastic granules can be conveniently collected;
the working principle and the mode of the invention are as follows:
one end of the screw 2201 is connected to the output end of the cycloidal pin gear reducer 1103, the first motor 1102 is driven to the input end of the cycloidal pin gear reducer 1103 through a belt, and the output end drives the screw 2201 to rotate after speed reduction adjustment;
in the water cooling device 21, cold water enters the cold water pipe 2101 from the water injection pipe 2103 and enters the water changing pipe 2104 from the other end of the cold water pipe 2101, water subjected to temperature exchange in the water changing pipe 2104 is discharged from the water outlet pipe 2105, and the plastic is cooled by the cold water continuously;
waste plastic particles enter a cylindrical shell 2202 from a feed hopper 2205, a plurality of heating rings 2206 are fixed on the outer surface of the peripheral side of the cylindrical shell 2202, the heating rings 2206 can heat the plastic in the cylindrical shell 2202, meanwhile, the plastic which is heated and deformed is twisted into a dough shape and rolls along a spiral groove to advance under the action of a rotating screw 2201, in the process of rolling advance, under the action of shearing, compression and stirring of the screw 2201, the plastic is further mixed while rolling advance along the spiral groove, when the plastic reaches a hole plate 2301, under the action of water cooling, the plastic is extruded from an extrusion hole of the hole plate 2301 to form a strip, and then the strip enters a cutting and collecting device 3 through a granulating plate 2302;
in the cutting material cylinder 31, the cutting blade 3502 is driven to rotate by the second motor 34, the rotating cutting blade 3502 cuts strip-shaped plastics to form plastic particles, the plastic particles enter the discharge pipe 37 from the hopper 36, the second air blower 38 further cools and cools the plastic particles, and the further cooled and cooled plastic particles are conveyed into the storage tank 39 from the discharge pipe 37 to complete the extrusion and granulation of the waste plastics;
the operation method of the invention is as follows:
firstly, crushing waste plastics, and then uniformly mixing the crushed waste plastics with various additives and modifiers, wherein a plastic mixture is added into a cylindrical shell 2202 through a feed hopper 2205;
secondly, the first motor 1102 and the heating ring 2206 are started simultaneously, the first motor 1102 drives the screw 2201 to rotate at a set rotating speed, the heating ring 2206 heats the waste plastics in the cylindrical shell 2202, and the heated and deformed plastics are twisted into a ball shape and roll to advance along the screw groove under the action of the rotating screw 2201;
and thirdly, after heating and mixing for 30-40min, starting the water cooling device 21, the second motor 34 and the second air blower 38, extruding the bulk plastic from the extrusion holes of the pore plate 2301 under the water cooling action to form strips, then feeding the strips into the cutting cylinder 31 through the granulating plate 2302, driving the cutting knife 3502 to rotate by the second motor 34, cutting the strips by the rotating cutting knife 3502 to form plastic particles, feeding the plastic particles into the discharge pipe 37 from the hopper 36, further cooling the plastic particles by the second air blower 38, and conveying the further cooled plastic particles into the storage tank 39 through the discharge pipe 37 to complete the extrusion and granulation of the waste plastic.
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. An extrusion granulation device for plastic recycling and processing is characterized by comprising a bearing frame body (1), a granulation mechanism (2) and a cutting and collecting device (3), wherein the granulation mechanism (2) and the cutting and collecting device (3) are both arranged on the bearing frame body (1);
the bearing frame body (1) comprises a square frame body (11), a plurality of evenly distributed vertical rods (12) are vertically fixed on the upper surface of the square frame body (11), a bearing plate (13) parallel to the square frame body (11) is fixed at the other end of each vertical rod (12), and a granulation chamber (14) is fixed on the surface of each bearing plate (13); a first motor (1102) is mounted on the square frame body (11) through a motor mounting plate (1101), the output end of the first motor (1102) is in transmission with the input end of a cycloidal pin gear speed reducer (1103) through a belt pulley and a belt, the cycloidal pin gear speed reducer (1103) is mounted on the upper surface of the bearing plate (13), and the output end of the cycloidal pin gear speed reducer (1103) is connected with the granulating mechanism (2);
the granulating mechanism (2) comprises a water cooling device (21), a screw device (22) and an extruding device (23), the water cooling device (21) comprises a water cooling pipe (2101), the water cooling pipe (2101) is installed on a first vertical plate (2102), the first vertical plate (2102) is fixed at the edge position of the upper surface of the bearing plate (13), the water cooling pipe (2101) is connected with a cold water source through a water injection pipe (2103), a water changing pipe (2104) is further sleeved outside the water cooling pipe (2101), and the water changing pipe (2104) discharges water through a water outlet pipe (2105); the screw device (22) comprises a screw (2201), one end of the screw (2201) is connected with the output end of a cycloidal pin gear speed reducer (1103) through a coupler, the screw (2201) is located in a cylindrical shell (2202), the cylindrical shell (2202) is fixedly penetrated on a second vertical plate (2203), the second vertical plate (2203) is vertically fixed on the upper surface of a bearing plate (13), a mounting block (2204) is further fixedly arranged on the cylindrical shell (2202), a feed hopper (2205) is arranged on the mounting block (2204), the discharging end of the feed hopper (2205) is communicated with a feed inlet formed in the surface of the cylindrical shell (2202), and a plurality of heating rings (2206) are fixedly arranged on the outer surface of the periphery of the cylindrical shell (2202); the extruding device (23) comprises a pore plate (2301), the pore plate (2301) is embedded in the inner surface of the peripheral side of the cylindrical shell (2202), extruding holes are uniformly formed in the surface of the pore plate (2301), plastic is extruded from the extruding holes to form strips, and then the strips enter the aggregate cutting device (3) through the granulating plate (2302);
the aggregate cutting device (3) comprises a cutting material barrel (31), the cutting material barrel (31) is fixed on a third vertical plate (33) through an installation barrel body (32), a supporting rod (3301) is fixed at the lower end of the third vertical plate (33), the supporting rod (3301) is fixed on the side surface of the bearing plate (13), a second motor (34) is fixed on the other side of the third vertical plate (33), and the output end of the second motor (34) extends into the cutting material barrel (31) through the installation barrel body (32) and is connected with a cutting body (35); the lower extreme of cutting feed cylinder (31) is the discharge end, and the discharge end is connected with funnel (36), and the discharge end and discharging pipe (37) intercommunication of funnel (36), discharging pipe (37) one end are connected with second air-blower (38), and the other end is connected with storage tank (39).
2. The extrusion granulation equipment for plastic recycling according to claim 1, wherein the motor mounting plate (1101) is fixed to the inner side surface of the square frame body (11).
3. The extrusion granulation equipment for plastic recycling and processing as claimed in claim 1, wherein the surface of the bearing plate (13) is further provided with an air inlet (15), the air inlet (15) is located in the granulation chamber (14), the air inlet (15) is communicated with a first air blower (16), the first air blower (16) is fixed on the lower surface of the bearing plate (13) through bolts, and the first air blower (16) is located between the bearing plate (13) and the square frame body (11).
4. The extrusion granulation equipment for plastic recycling and processing as claimed in claim 1, wherein the water inlet end of the water cooling pipe (2101) is located between the first vertical plate (2102) and the cycloidal pin gear reducer (1103), cold water enters the cold water pipe (2101) from the water injection pipe (2103) and enters the water changing pipe (2104) from the other end of the cold water pipe (2101), and water subjected to temperature exchange in the water changing pipe (2104) is discharged from the water outlet pipe (2105).
5. The extrusion granulation equipment for plastic recycling and processing as claimed in claim 1, wherein the water cooling pipe (2101) and the water changing pipe (2104) are both positioned inside the screw (2201) and are coaxially arranged.
6. The extrusion granulation apparatus for plastic recycling according to claim 1, wherein the heating ring (2206) heats the plastic in the cylindrical housing (2202), and the heating ring (2206) is located in the granulation chamber (14).
7. The extrusion granulation equipment for plastic recycling according to the claim 1, characterized in that the side of the granulation plate (2302) close to the perforated plate (2301) is further provided with a tapered plate (2303), the tapered plate (2303) has the function of shunting, and the plastic strips are guided from the granulation plate (2302) to the aggregate cutting device (3).
8. The extrusion granulator for plastic recycling according to claim 1, wherein the cutter (35) comprises a mounting post (3501), three cutters (3502) are uniformly fixed on the periphery of the mounting post (3501), and the rotating cutters (3502) cut the strip plastic to form plastic granules.
9. The operating method of the extrusion granulation equipment for plastic recycling and processing as claimed in claim 1, characterized by comprising the steps of:
firstly, crushing waste plastics, and then uniformly mixing the crushed waste plastics with various additives and modifiers, wherein a plastic mixture is added into a cylindrical shell (2202) through a feed hopper (2205);
secondly, simultaneously starting a first motor (1102) and a heating ring (2206), wherein the first motor (1102) drives a screw rod (2201) to rotate at a set rotating speed, the heating ring (2206) heats the waste plastics in the cylindrical shell (2202), and the heated and deformed plastics are twisted into a ball shape and roll to advance along a screw groove under the action of the rotating screw rod (2201);
and thirdly, after heating and mixing for 30-40min, starting a water cooling device (21), a second motor (34) and a second air blower (38), extruding the bulk plastic from extrusion holes of a pore plate (2301) to form strips under the water cooling effect, then feeding the strips into a cutting material barrel (31) through a granulating plate (2302), driving a cutting knife (3502) to rotate by the second motor (34), cutting the strip plastic by the rotating cutting knife (3502) to form plastic particles, feeding the plastic particles into a discharge pipe (37) through a funnel (36), further cooling the plastic particles by the second air blower (38), and conveying the cooled plastic particles into a storage tank (39) through the discharge pipe (37) to complete extrusion and granulation of the waste plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010346197.XA CN111497067A (en) | 2020-04-27 | 2020-04-27 | Extrusion granulation equipment for plastic recycling and processing and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010346197.XA CN111497067A (en) | 2020-04-27 | 2020-04-27 | Extrusion granulation equipment for plastic recycling and processing and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111497067A true CN111497067A (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010346197.XA Withdrawn CN111497067A (en) | 2020-04-27 | 2020-04-27 | Extrusion granulation equipment for plastic recycling and processing and operation method thereof |
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| CN (1) | CN111497067A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060393A (en) * | 2020-09-04 | 2020-12-11 | 伍尚华 | Rapid prototyping equipment is used in production of plastics master batch |
| CN112194836A (en) * | 2020-10-20 | 2021-01-08 | 安徽环嘉天一再生资源有限公司 | Flame-retardant nano recycled plastic and preparation method thereof |
| CN113290729A (en) * | 2021-06-08 | 2021-08-24 | 金龙鹰电工科技有限公司 | Energy-saving and environment-friendly production method of square plastic particles |
| CN114588837A (en) * | 2022-03-21 | 2022-06-07 | 淄博胜赢化工有限公司 | Granulation prepressing device for para-tertiary butyl catechol powder and use method thereof |
-
2020
- 2020-04-27 CN CN202010346197.XA patent/CN111497067A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060393A (en) * | 2020-09-04 | 2020-12-11 | 伍尚华 | Rapid prototyping equipment is used in production of plastics master batch |
| CN112194836A (en) * | 2020-10-20 | 2021-01-08 | 安徽环嘉天一再生资源有限公司 | Flame-retardant nano recycled plastic and preparation method thereof |
| CN113290729A (en) * | 2021-06-08 | 2021-08-24 | 金龙鹰电工科技有限公司 | Energy-saving and environment-friendly production method of square plastic particles |
| CN114588837A (en) * | 2022-03-21 | 2022-06-07 | 淄博胜赢化工有限公司 | Granulation prepressing device for para-tertiary butyl catechol powder and use method thereof |
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