CN112536932A - Foamed plastic granulation machine - Google Patents
Foamed plastic granulation machine Download PDFInfo
- Publication number
- CN112536932A CN112536932A CN202011226296.0A CN202011226296A CN112536932A CN 112536932 A CN112536932 A CN 112536932A CN 202011226296 A CN202011226296 A CN 202011226296A CN 112536932 A CN112536932 A CN 112536932A
- Authority
- CN
- China
- Prior art keywords
- strip
- plastic
- cutter
- die head
- shaped forming
- 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.)
- Withdrawn
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 134
- 239000004033 plastic Substances 0.000 title claims abstract description 134
- 238000005469 granulation Methods 0.000 title claims abstract description 12
- 230000003179 granulation Effects 0.000 title claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 2
- 239000002984 plastic foam Substances 0.000 claims 4
- 239000002245 particle Substances 0.000 abstract description 17
- 239000000498 cooling water Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012774 insulation material Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000006260 foam Substances 0.000 description 21
- 230000009471 action Effects 0.000 description 6
- 229920000426 Microplastic Polymers 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 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
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000006467 substitution reaction 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
- 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
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
-
- 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
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the field of foamed plastic particle manufacturing equipment and discloses a foamed plastic granulation machine which comprises a screw plastic extruding machine, wherein a crushing box is arranged on one side of the top of the screw plastic extruding machine, a plastic strip die head is arranged on the other side of the screw plastic extruding machine, a granulation machine cover is arranged on one side, away from the screw plastic extruding machine, of the plastic strip die head, a rotating shaft is arranged in the middle of an inner cavity of the granulation machine cover, the rotating shaft is driven to rotate by a driving unit arranged on the granulation machine cover, and a cutter for granulating plastic strips is arranged at one end of the granulation machine cover. This foamed plastic granulation machine, through the structural design of the first strip forming tube of the activity suit in the plastic strip die head and the second strip forming tube to utilize the material of second strip forming tube to be thermal insulation material, flow out by the ring channel in the plastic strip die head through the cooling water, carry out the precooling to the intraductal fused foamed plastic of first strip forming, so that the interior banding foamed plastic of first strip forming tube can not the adhesion on the cutter when the cutting.
Description
Technical Field
The invention relates to the field of foam plastic particle manufacturing equipment, in particular to a foam plastic particle machine.
Background
The waste foamed plastic has great pollution to the environment, the recycling of the waste foamed plastic is more and more emphasized along with the advocation of green environmental protection, the waste foamed plastic is processed into plastic particles through plastic granules, and the plastic particles are used for regenerating and manufacturing various plastic barrels, pots, buttons, building tools, pipe products and the like, so that the energy is effectively saved, and the environment is protected.
The existing granulator for granulating the foamed plastics is commonly used in a screw type granulator set, plastic is heated into a molten state by a screw machine and is conveyed to a die head, the plastic is extruded into strip-shaped plastic by the die head, and the strip-shaped plastic at the head end of the extrusion die is granulated by a cutter.
However, when the existing plastic granule machine set is used, cooling water is used for cooling the extruded part of the strip-shaped plastic, so that the molten strip-shaped foamed plastic is easy to adhere to the cutter when being cut, a certain gap is formed between the existing blade and the die head, a certain gap is formed between the cutting edge of the cutter and the extrusion end of the strip-shaped plastic of the die head, and when the cutting edge of the cutter is used for cutting the strip-shaped foamed plastic extruded from one end of the first strip-shaped forming pipe, the tail of the cut particles is easy to be brought because of the difference between the cutting edge of the cutter and the first strip-shaped forming pipe when the particles are cut, and the phase of the particles is influenced.
Disclosure of Invention
The invention provides a foamed plastic granulator which has the advantages of good plastic granulating effect and good appearance, and solves the problems of the background art.
In order to achieve the above purpose, the invention provides the following technical scheme to realize: a foamed plastic granulator comprises a screw extruder, wherein a crushing box is arranged on one side of the top of the screw extruder, a plastic strip die head is arranged on the other side of the screw extruder, a granulator cover is arranged on one side, away from the screw extruder, of the plastic strip die head, a rotating shaft is arranged in the middle of an inner cavity of the granulator cover and is driven to rotate by a driving unit arranged on the granulator cover, a cutter for granulating plastic strips is arranged at one end of the granulator cover, an extrusion molding screw is arranged in the middle of the inner cavity of the screw extruder and is driven to rotate by the driving unit arranged on the side face of the screw extruder, an annular groove is formed in one side, facing the granulator cover, of the plastic strip die head, a water conveying groove communicated with the annular groove is further formed in the top of the plastic strip die head, an annular sealing cover is fixedly connected to the side face, a plurality of first strip-shaped forming tubes which are arranged at equal intervals are movably sleeved on the annular sealing cover, a plurality of drainage grooves which are positioned at the outer sides of the first strip-shaped forming tubes are arranged on the annular sealing cover, one end of the first strip-shaped forming pipe is connected with a second strip-shaped forming pipe through a flange, the second strip-shaped forming pipe is made of heat insulating materials, the inner diameters of the first strip-shaped forming pipe and the second strip-shaped forming pipe are the same, one end of the second strip-shaped forming pipe penetrates through the plastic strip die head and extends into the screw extruder, the end, facing the cutter, of the first strip-shaped forming pipe is designed to be an inclined plane, the direction of the inclined plane faces the cutting edge of the cutter, one end of the first strip-shaped forming pipe and the cutting edge of the cutter are positioned on the same plane, a limiting block positioned in the annular groove is fixedly sleeved on the first strip-shaped forming pipe, and the limiting block is movably connected with the side surface of the annular sealing cover, and the bottom of the granulator cover is provided with a discharge chute.
Optionally, a spring is arranged between the flange of the second strip-shaped forming pipe and the inner wall of the annular groove, and the spring is movably sleeved on the second strip-shaped forming pipe.
Optionally, a sealing plate is fixedly connected to one side, away from the pelletizing machine cover, of the plastic strip die head, the outer side of the sealing plate is attached to the inner wall of the screw extruder, the sealing plate is movably sleeved with the second strip-shaped forming pipe, and sealing rings are arranged at the joints of the sealing plate and the plastic strip die head and the second strip-shaped forming pipe.
Optionally, the one end activity cover that first strip forming tube was kept away from to second strip forming tube is equipped with the registration arm, the one end of registration arm and the side fixed connection of closing plate, the feed chute towards the screw rod extruding machine middle part is seted up to the one end in the registration arm outside, one side fixedly connected with annular shrouding that second strip forming tube was kept away from to the registration arm, the outside laminating of annular shrouding and screw rod extruding machine's the outside.
Optionally, a tool rest plate is fixedly sleeved at one end of the rotating shaft, and the cutter is fixedly installed on the tool rest plate through bolts and nuts.
The invention provides a foamed plastic granulator, which has the following beneficial effects:
1. according to the foam plastic granulator, through the structural design of a first strip-shaped forming pipe and a second strip-shaped forming pipe which are movably sleeved in a plastic strip die head, the material of the second strip-shaped forming pipe is used as a heat insulation material, cooling water flows out from an annular groove in the plastic strip die head, molten foam plastic in the first strip-shaped forming pipe is precooled and flows out from a water drainage groove, a granulated cutter is cooled, water and foam plastic particles flow out from a discharge groove and are collected, and the molten foam plastic in the first strip-shaped forming pipe is precooled through water flow, so that the strip-shaped foam plastic in the first strip-shaped forming pipe cannot be adhered to the cutter when being cut; meanwhile, the second strip-shaped forming pipe is used for insulating heat, so that the phenomenon that the cooling degree of the strip-shaped molten foam plastics in the second strip-shaped forming pipe and the first strip-shaped forming pipe is too large and the strip-shaped plastic is too hard to guide, which affects the subsequent cutting and extruding work is effectively prevented.
2. This foamed plastic granulation machine, through the structural design of first strip forming tube and the movable suit of second strip forming tube at the plastic strip die head, the elasticity of cooperation spring and the impact force effect of rivers to second strip forming tube flange cover, make the one end of first strip forming tube remain throughout with the blade of cutter be located the state on the coplanar, thereby be convenient for the blade of cutter to carry out eager grain action, when the strip foamed plastic of blade when having avoided the cutter to extrude at first strip forming tube one end of cutting, the interval difference because of cutter blade and first strip forming tube easily, when cutting the grain, the easy tail that takes of particle that leads to cutting out, influence the problem of particle article looks.
3. According to the foamed plastic granulator, one end of the first strip-shaped forming pipe is always kept in the state of being positioned on the same plane with the cutting edge of the cutter, so that the cutter can effectively prevent the phenomenon that the cutting edge of the cutter is deformed due to the lateral pressure of foamed plastic when the cutting edge of the cutter is granulated in the processes before and after the cutting of strip-shaped plastic, and the service life of the cutter is further prolonged; after the foam plastic strip at one end of the first strip-shaped forming pipe is cut by the cutter, the thicker part at the rear end of the cutting edge of the cutter can press the first strip-shaped forming pipe and the second strip-shaped forming pipe to move, so that the state that the cutting edge of the cutter and one end of the first strip-shaped forming pipe are just positioned on the inclined plane is ensured, and meanwhile, the abrasion of the cutter and the first strip-shaped forming pipe is effectively reduced.
4. This foamed plastic granulation machine, the registration arm through second strip forming tube one end, after the cutting edge at the cutter has cut the foamed plastic strip that first strip forming tube one end was extruded, the thick position of cutter acts on first strip forming tube, make second strip forming tube relative positioning pipe remove and the feed chute on the shutoff registration arm, effectively avoided the cutting edge of cutter to cut the foamed plastic strip after, the follow-up position rotation of cutter acts on the port of first strip forming tube, and simultaneously, strip plastics are still outwards extruded continuously, it is inhomogeneous for the texture of inclined plane and plastic granules to lead to the blade to the terminal surface of plastic grain cutting, influence the problem to the follow-up processing of plastic granules.
Drawings
FIG. 1 is a schematic sectional view of a foam pelletizer in accordance with the present invention;
FIG. 2 is a schematic view of the structural plastic strip die of FIG. 1 of the present invention;
FIG. 3 is a side view of the structural plastic strip die of FIG. 2 of the present invention;
FIG. 4 is a schematic view of a first strip of forming tube of the construction of FIG. 2 in accordance with the present invention;
fig. 5 is a top view of the first strip forming tube of the structure of fig. 4 in accordance with the present invention.
In the figure: 1. a screw plastic extruding machine; 2. a crushing box; 3. extruding a screw; 4. a plastic strip die head; 401. an annular groove; 402. a water delivery tank; 5. a granulator cover; 501. a discharge chute; 6. a rotating shaft; 7. a tool rest plate; 8. a cutter; 9. a first strip-shaped forming tube; 901. a limiting block; 10. a second strip-shaped forming tube; 101. a positioning tube; 102. a feed chute; 11. an annular seal plate; 12. an annular enclosure; 121. a water discharge tank; 13. and (7) sealing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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. 1-5, a foam plastic granulator comprises a screw extruder 1, a crushing box 2 is arranged on one side of the top of the screw extruder 1, a plastic strip die head 4 is arranged on the other side of the screw extruder 1, a granulator cover 5 is arranged on one side of the plastic strip die head 4 away from the screw extruder 1, a rotating shaft 6 is arranged in the middle of the inner cavity of the granulator cover 5, the rotating shaft 6 is driven to rotate by a driving unit arranged on the granulator cover 5, a cutter 8 for granulating plastic strips is arranged at one end of the granulator cover 5, an extrusion screw 3 is arranged in the middle of the inner cavity of the screw extruder 1, the extrusion screw 3 is driven to rotate by a driving unit arranged on the side of the screw extruder 1, an annular groove 401 is arranged on one side of the plastic strip die head 4 facing the granulator cover 5, a water conveying groove 402 communicated with the annular groove 401 is also arranged on the top of the plastic strip die head 4, an annular die, the annular cover 12 completely seals the annular groove 401, a plurality of first strip-shaped forming tubes 9 which are arranged at equal intervals are movably sleeved on the annular cover 12, a plurality of water drainage grooves 121 which are positioned on the outer side of the first strip-shaped forming tubes 9 are arranged on the annular cover 12, one end of each first strip-shaped forming tube 9 is connected with a second strip-shaped forming tube 10 in a flange mode, the second strip-shaped forming tube 10 is made of heat insulating materials, the inner diameters of the first strip-shaped forming tube 9 and the second strip-shaped forming tube 10 are the same, one end of each second strip-shaped forming tube 10 penetrates through the plastic strip die head 4 and extends into the screw extruder 1, one end, facing the cutter 8, of each first strip-shaped forming tube 9 is designed to be an inclined plane, the inclined plane direction faces the cutting edge of the cutter 8, one end of each first strip-shaped forming tube 9 and the cutting edge of the cutter 8 are positioned on the same plane, the limiting block 901 is movably connected with the side face of the annular sealing cover 12, the bottom of the granulator cover 5 is provided with a discharge chute 501, recycled foamed plastic is crushed by a screw plastic extruding machine 1, crushed disc foamed plastic enters a crushing box 2, a driving unit at the side face of the screw plastic extruding machine 1 drives an extruding screw 3 to rotate, the foamed plastic entering the screw plastic extruding machine 1 is extruded and conveyed to a plastic strip die head 4, meanwhile, a heating component at the outer side of the screw plastic extruding machine 1 heats the foamed plastic in the screw plastic extruding machine 1 to be in a molten state, the foamed plastic in the molten state sequentially flows through a second strip-shaped forming pipe 10 and a first strip-shaped forming pipe 9 to be formed into a strip shape under the rotating extrusion force of the extruding screw 3, meanwhile, the driving unit at the side face of the granulator cover 5 is started to drive a rotating shaft 6 to drive a cutter 8 to rotate, and strip-shaped foamed plastic formed at one end of the first strip-shaped forming, water is continuously conveyed into the annular groove 401 through the water conveying groove 402, the water pre-cools the melted foam plastic in the first strip-shaped forming pipe 9 and flows out of the water drainage groove 121 to cool the granulated cutter 8, the water and foam plastic particles flow out of the discharge groove 501 to be collected, the melted foam plastic in the first strip-shaped forming pipe 9 is pre-cooled through water flow, so that the strip-shaped foam plastic in the first strip-shaped forming pipe 9 can not be adhered to the cutter during cutting, meanwhile, the heat insulation of the second strip-shaped forming pipe 10 is utilized to effectively prevent the strip-shaped melted foam plastic in the second strip-shaped forming pipe 10 and the first strip-shaped forming pipe 9 from being cooled too much and the strip-shaped plastic from being hard to influence the subsequent cutting and extrusion work, and the flow impact of the water flow in the water conveying groove 402 on the flange plates of the first strip-shaped forming pipe 9 and the second strip-shaped forming pipe 10, one end of the first strip-shaped forming pipe 9 is always kept in a state of being positioned on the same plane with the cutting edge of the cutter 8, so that the cutting edge of the cutter 8 can conveniently carry out grain cutting action, the problem that when the cutting edge of the cutter 8 cuts strip-shaped foamed plastics extruded from one end of the first strip-shaped forming pipe 9, the cut particles are easy to have tails and influence the grain phase due to the difference between the cutting edge of the cutter 8 and the first strip-shaped forming pipe 9 during grain cutting is solved, the phenomenon that the cutting edge at the grain cutting position of the cutter 8 is deformed due to the lateral pressure of the foamed plastics when the cutting edge of the cutter 8 cuts the foam plastics at one end of the first strip-shaped forming pipe 9 is effectively prevented, the service life of the cutter 8 is prolonged, after the foam plastics strip at one end of the first strip-shaped forming pipe 9 is cut by the cutter 8, the thicker part at the rear end of the cutting edge of the cutter 8 can press the first strip-shaped forming pipe 9 and the second strip-shaped forming pipe 10 moves, and the cutting, effectively reduce the wearing and tearing of cutter 8 and first strip forming tube 9 simultaneously, further ensured the life of foam plastic granulation machine.
Wherein, a spring is arranged between the flange of the second strip-shaped forming pipe 10 and the inner wall of the ring groove 401, and the spring is movably sleeved on the second strip-shaped forming pipe 10, and through the elasticity of the spring, the limit of the limiting block 901 on the first strip-shaped forming pipe 9 is matched, and the flow impact force of the water flow to the flange of the second strip-shaped forming pipe 10, so that in a normal state, one end of the first strip-shaped forming pipe 9 is always kept on the same plane with the cutting edge of the cutter 8, thereby ensuring that the cutting edge of the cutter 8 cuts the strip-shaped foamed plastic extruded from one end of the first strip-shaped forming pipe 9, and when the cutter 8 completely passes through the first strip-shaped forming pipe 9, the first strip-shaped forming pipe 9 and the second strip-shaped forming pipe 10 move to one side of the screw extruder 1, without affecting the rotary grain cutting action of the cutter 8, and after the cutter 8 is completely separated, under the elasticity of the spring and the flow impact force of the water flow, so that the first strip-forming tube 9 and the second strip-forming tube 10 are repositioned.
Wherein, one side fixedly connected with closing plate 13 of grain aircraft bonnet 5 is kept away from to plastic strip die head 4, the outside of closing plate 13 and the inner wall laminating of screw extruder 1, closing plate 13 cup joints with the activity of second strip forming tube 10, closing plate 13, plastic strip die head 4 all is equipped with the sealing washer with the junction of second strip forming tube 10, through closing plate 13, plastic strip die head 4 seals with the sealing washer between the second strip forming tube 10 respectively, thereby avoid under the rotation of extrusion molding screw 3 to the molten foam extrusion force, the condition of leaking appears, do not influence the removal of second strip forming tube 10 simultaneously.
Wherein, one end of the second strip-shaped forming pipe 10 far away from the first strip-shaped forming pipe 9 is movably sleeved with a positioning pipe 101, one end of the positioning pipe 101 is fixedly connected with the side surface of a sealing plate 13, one end of the outer side of the positioning pipe 101 is provided with a feeding groove 102 facing the middle part of the screw extruder 1, one side of the positioning pipe 101 far away from the second strip-shaped forming pipe 10 is fixedly connected with an annular sealing plate 11, the outer side of the annular sealing plate 11 is attached to the outer side of the screw extruder 1, after the foam plastic strips extruded from one end of the first strip-shaped forming pipe 9 are cut by the cutting edge of the cutter 8, the thicker part of the cutter 8 acts on the first strip-shaped forming pipe 9, so that the first strip-shaped forming pipe 9 and the second strip-shaped forming pipe 10 move relative to the positioning pipe 101, one end of the second strip-shaped forming pipe 10 seals the feeding groove 102 on the positioning pipe 101, thereby effectively avoiding the rotation of the subsequent part of, meanwhile, strip-shaped plastic is continuously extruded outwards, so that the end face of the blade for plastic grain cutting is an inclined plane, the texture of plastic particles is uneven, and the subsequent processing of the plastic particles is influenced.
Wherein, the fixed cover of one end of rotation axis 6 is equipped with tool rest board 7, and cutter 8 passes through bolt and nut fixed mounting on tool rest board 7, fixes cutter 8 through bolt and nut to follow-up change to cutter 8, and fix the one end at tool rest board 7 through cutter 8, make cutter 8 when rotatory, the blade of cutter 8 can keep the strip foamed plastic that ninety degrees tangential first strip forming tube 9 ports were extruded, thereby the quality of the eager grain of guarantee foamed plastic granule.
When the device works, firstly, after impurity removal treatment, recycled foamed plastic is placed into a crushing box 2, and crushed by the crushing box 2, the treated foamed plastic falls into a screw plastic extruding machine 1, a driving end on the side surface of the screw plastic extruding machine 1 drives an extruding screw 3 to rotate, the foamed plastic is extruded to a plastic strip die head 4, meanwhile, a heating component on the outer side of the screw plastic extruding machine 1 is heated to heat the foamed plastic into a molten state, the molten foamed plastic flows through a second strip-shaped forming pipe 10 and a first strip-shaped forming pipe 9 in an extruding mode to be formed into strip-shaped plastic, a driving unit on the side surface of a granulator cover 5 is started to drive a rotating shaft 6 to drive a cutter 8 to rotate, meanwhile, cooling water is continuously injected into an annular groove 401 through a water conveying groove 402, the molten strip-shaped plastic in the first strip-shaped forming pipe 9 is precooled by the cooling water, and the strip-shaped plastic is extruded out by the part of the first, plastic particles are formed, and then the plastic particles mixed in the water are collected through the discharging groove 501 and separated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a foamed plastic granulation machine, including screw extruder (1), one side at screw extruder (1) top is equipped with crushing case (2), the opposite side of screw extruder (1) is equipped with plastic strip die head (4), one side that screw extruder (1) was kept away from in plastic strip die head (4) is equipped with cuts grain aircraft bonnet (5), the middle part of cutting grain aircraft bonnet (5) inner chamber is equipped with rotation axis (6), and rotation axis (6) drive the rotation by locating the drive unit on cutting grain aircraft bonnet (5), the one end of cutting grain aircraft bonnet (5) is equipped with cutter (8) that are used for the plastic strip to cut grain, the middle part of screw extruder (1) inner chamber is equipped with extrusion molding screw rod (3), and extrusion molding screw rod (3) are driven the rotation by the drive unit of locating screw extruder (1) side, a serial communication port: the plastic strip die head (4) is provided with an annular groove (401) towards one side of the granulator cover (5), the top of the plastic strip die head (4) is further provided with a water delivery groove (402) communicated with the annular groove (401), the side surface of the plastic strip die head (4) is fixedly connected with an annular sealing cover (12), the annular sealing cover (12) completely seals the annular groove (401), the annular sealing cover (12) is movably sleeved with a plurality of first strip-shaped forming pipes (9) which are arranged at equal intervals, the annular sealing cover (12) is provided with a plurality of water drainage grooves (121) which are positioned at the outer side of the first strip-shaped forming pipes (9), one end of each first strip-shaped forming pipe (9) is connected with a second strip-shaped forming pipe (10) in a flange mode, the second strip-shaped forming pipe (10) is made of a heat insulating material, and the inner diameters of the first strip-shaped forming pipes (9) and, the one end of second strip forming tube (10) runs through plastics strip die head (4) and extends to the inside of screw rod extruding machine (1), the one end of first strip forming tube (9) orientation cutter (8) is the inclined plane design, and the blade of inclined plane direction orientation cutter (8), the one end of first strip forming tube (9) is located the coplanar with the blade of cutter (8), fixed cover is equipped with stopper (901) that are located ring channel (401) on first strip forming tube (9), and stopper (901) and the side swing joint of annular seal cover (12), blown down tank (501) have been seted up to the bottom of grain cutting aircraft bonnet (5).
2. A plastic foam granulator according to claim 1, wherein: and a spring is arranged between the flange of the second strip-shaped forming pipe (10) and the inner wall of the annular groove (401), and the spring is movably sleeved on the second strip-shaped forming pipe (10).
3. A plastic foam granulator according to claim 1, wherein: one side of the plastic strip die head (4) far away from the pelletizing machine cover (5) is fixedly connected with a sealing plate (13), the outer side of the sealing plate (13) is attached to the inner wall of the screw extruder (1), the sealing plate (13) is movably sleeved with a second strip-shaped forming pipe (10), and sealing rings are arranged at the joints of the sealing plate (13) and the plastic strip die head (4) and the second strip-shaped forming pipe (10).
4. A plastic foam granulator according to claim 2, characterized in that: the one end activity cover that first strip forming tube (9) were kept away from in second strip forming tube (10) is equipped with registration arm (101), the side fixed connection of the one end of registration arm (101) and closing plate (13), feed chute (102) towards screw rod extruding machine (1) middle part are seted up to the one end in the registration arm (101) outside, one side fixedly connected with annular shrouding (11) of second strip forming tube (10) are kept away from in registration arm (101), the outside laminating of annular shrouding (11) and the outside of screw rod extruding machine (1).
5. A plastic foam granulator according to claim 1, wherein: the fixed cover of one end of rotation axis (6) is equipped with tool rest board (7), cutter (8) are through bolt and nut fixed mounting on tool rest board (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226296.0A CN112536932A (en) | 2020-11-06 | 2020-11-06 | Foamed plastic granulation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226296.0A CN112536932A (en) | 2020-11-06 | 2020-11-06 | Foamed plastic granulation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112536932A true CN112536932A (en) | 2021-03-23 |
Family
ID=75013853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011226296.0A Withdrawn CN112536932A (en) | 2020-11-06 | 2020-11-06 | Foamed plastic granulation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112536932A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660244A (en) * | 2022-05-12 | 2022-06-24 | 莱鼎电子材料科技有限公司 | Method for manufacturing porous structure layer |
| CN116604726A (en) * | 2023-05-26 | 2023-08-18 | 江苏芬茂新材料科技有限公司 | Plastic particle granulator with stable discharging |
-
2020
- 2020-11-06 CN CN202011226296.0A patent/CN112536932A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660244A (en) * | 2022-05-12 | 2022-06-24 | 莱鼎电子材料科技有限公司 | Method for manufacturing porous structure layer |
| CN116604726A (en) * | 2023-05-26 | 2023-08-18 | 江苏芬茂新材料科技有限公司 | Plastic particle granulator with stable discharging |
| CN116604726B (en) * | 2023-05-26 | 2023-12-22 | 江苏芬茂新材料科技有限公司 | Plastic particle granulator with stable discharging |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112536932A (en) | Foamed plastic granulation machine | |
| CN107471481A (en) | A kind of discarded bellows recycling system based on waste plastics recycling treatment | |
| CN100551658C (en) | Vertical dry-cutting water-cooling plastic granulator | |
| CN111113966B (en) | Power pipeline machining method | |
| CN210190234U (en) | Feed inlet water removing mechanism for granulator | |
| CN214136840U (en) | Grain device is cut in preparation of high concentration master batch usefulness | |
| CN210308545U (en) | Integrated granulator | |
| CN211279307U (en) | Granulating device for producing regenerated plastics | |
| CN211104989U (en) | Broken melting all-in-one of plastics | |
| CN210820352U (en) | Broken recovery unit of film rim charge | |
| CN209882967U (en) | A granular feed cutting machine for feed processing | |
| CN212948600U (en) | Grain equipment is cut to efficient polycarbonate | |
| CN209682683U (en) | Plastic granulating equipment | |
| CN209775254U (en) | Air cooling type rim charge recycling granulator | |
| WO2019200670A1 (en) | Self-cleaning plastic pelletizer | |
| CN2147085Y (en) | Water spray circulation type tie surface hot cutting machine | |
| CN213440547U (en) | Eccentric water mist granulating equipment for cable insulation material production | |
| CN112847899A (en) | Grain cutting device for plastic molding material | |
| CN220482236U (en) | Waste recycling granulator | |
| CN211541941U (en) | Grain device is cut with cutting to plastic granules production | |
| CN210082169U (en) | Recycled plastic particle processing device based on waste plastic | |
| CN206242296U (en) | A kind of pelleter for flexible plastic | |
| CN220219242U (en) | Processing device for high-strength flame-retardant regenerated plastic particles | |
| CN110843153A (en) | Broken melting all-in-one of plastics | |
| CN2897611Y (en) | Wind-cooling mould-sided granulating conveyor for plastic extruding comminutor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210323 |