CN112936644A - EPS granule production facility - Google Patents

EPS granule production facility Download PDF

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Publication number
CN112936644A
CN112936644A CN202110223994.3A CN202110223994A CN112936644A CN 112936644 A CN112936644 A CN 112936644A CN 202110223994 A CN202110223994 A CN 202110223994A CN 112936644 A CN112936644 A CN 112936644A
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CN
China
Prior art keywords
die head
filter box
eps
pump
area
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Pending
Application number
CN202110223994.3A
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Chinese (zh)
Inventor
刘冲
郝萱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hebei Beilian Heavy Industry Machinery Technology Co ltd
Original Assignee
Hebei Beilian Heavy Industry Machinery Technology Co ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Hebei Beilian Heavy Industry Machinery Technology Co ltd filed Critical Hebei Beilian Heavy Industry Machinery Technology Co ltd
Priority to CN202110223994.3A priority Critical patent/CN112936644A/en
Publication of CN112936644A publication Critical patent/CN112936644A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0012Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/04Particle-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87Cooling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The invention discloses EPS (expandable polystyrene) particle production equipment, which belongs to the technical field of EPS particle production and comprises a base, an extrusion mechanism, a die head, a water tank, a filter box, a spin dryer, a melt pump and a screen changing device, wherein a support beam is arranged above the left side of the base, threads on a screw rod in a net mixing area are arranged in a mutually staggered shape, and a second propulsion area is arranged on the right side of the net mixing area; the right side of the extrusion mechanism is connected with a first connecting body, a water storage cover is arranged on the die head, a cutter head is arranged on one side, away from the die head, of the water storage cover, and a water tank is arranged on the right side above the base; a filter screen is obliquely arranged in the filter box, and a drying machine is arranged on the right side of the filter box. Compared with the traditional reaction kettle suspension method production process, the invention adopts an electric heating melting extrusion method, has no waste water and waste gas discharge and is more environment-friendly; the whole machine adopts an electric heating system and a heat conduction oil system to be matched for heating, the temperature rise is fast, the temperature control is stable, and the heating is uniform.

Description

EPS granule production facility
Technical Field
The invention belongs to the technical field of EPS particle production, and particularly relates to EPS particle production equipment.
Background
Graphite EPS is fully called as graphite expandable polystyrene, the development is rapid in recent years, the market demand is more and more large, and the main component is that graphite powder is added into polystyrene particles, so that a graphite structure is embedded into a polystyrene molecular chain, and black graphite expandable polystyrene particles are obtained. Compared with a common EPS particle product, the graphite EPS plate has good fireproof performance and higher heat resistance, the combustion performance of the graphite EPS can reach flame-retardant B1(GB8624-2012), the graphite EPS has the functions of efficiently absorbing and reflecting far infrared rays, the heat radiation effect in EPS micro-foaming particles is greatly reduced, the typical value of the heat conductivity coefficient of the graphite EPS plate is only 0.028-0.032w/(m.K), the heat conductivity coefficient is 20-30% lower than that of a traditional white EPS plate, the density of a finished product after foaming is usually 12-35kg/m3, and the cost is saved by more than 40% compared with other fireproof heat-insulation systems due to the fact that the graphite EPS plate has outstanding heat-insulation capability and achieves the same heat-insulation effect especially under the condition of low density.
The graphite EPS plate is simple and convenient to construct and good in system integrity: the construction method of the graphite EPS external thermal insulation system is consistent with that of the EPS thin-plastering external thermal insulation system, the system integrity and durability are higher, and the graphite EPS has certain elasticity, so that better sound insulation and noise reduction performances can be provided. In the prior art, graphite EPS is mostly produced in a reaction kettle by adopting a suspension method, the main process is that water is used as a carrier in the reaction kettle, styrene is added, then various additives such as graphite, a nucleating agent, a dispersing agent and the like are added at high temperature, and components such as a foaming agent and the like are added under a high pressure state, so that the process is complex, the environmental protection pressure is high, and the working environment is dangerous.
Disclosure of Invention
The invention aims to provide EPS particle production equipment to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an EPS particle production device comprises a base, an extrusion mechanism, a die head, a water tank, a filter box, a drying machine, a melt pump and a screen changing device, wherein a supporting beam is installed above the left side of the base, the extrusion mechanism is installed on the right side above the supporting beam, a feed inlet is installed on the left side above the extrusion mechanism, the left side inside the extrusion mechanism is set into a material eating area, a hot melting area is arranged on the right side of the material eating area, a first propulsion area is arranged on the right side of the hot melting area, a net mixing area is arranged on the right side of the first propulsion area, threads on screws in the net mixing area are set into mutually staggered shapes, and a second propulsion area is arranged on the right side of the net mixing area; the right side of the extrusion mechanism is connected with a first connecting body, the right side of the first connecting body is provided with a melt pump, the right side of the melt pump is provided with a second connecting body, the right side of the second connecting body is connected with a three-way valve, the right side of the three-way valve is connected with a die head, a net changing device is arranged in the die head, a water storage cover is arranged on the die head, one side of the water storage cover, far away from the die head, is provided with a cutter head, and the; the melt pump consists of a heating pipe, a pump body, a bearing, a driving gear shaft, a driven gear shaft, a sealing element and a side plate; a second connecting pipe is arranged above the water storage cover, a material pumping pump is arranged on the second connecting pipe, a refrigerator is arranged on one side, away from the water storage cover, of the second connecting pipe, a filter box is arranged below the refrigerator, a filter screen is obliquely arranged in the filter box, a first communicating port is arranged between the lower part of the filter box and the water tank, and a spin dryer is arranged on the right side of the filter box; the die head comprises a template, a plurality of microporous tungsten steel sheets are uniformly distributed on the inner side of the surface of the template, the microporous tungsten steel sheets are enclosed into an annular structure, a heat conduction oil inlet is formed in the upper portion of the template, a heat conduction oil outlet is formed in the lower portion of the template, a heat conduction oil path is connected between the heat conduction oil inlet and the heat conduction oil outlet, the heat conduction oil path is spirally arranged between the microporous tungsten steel sheets, and a flow guide cone is arranged in the middle of the front face of the die.
As a further scheme of the invention: and the first connecting body and the second connecting body are respectively provided with a first pressure sensor and a second pressure sensor.
As a further scheme of the invention: a first connecting pipe is installed on the left side of the water tank, a water pump is installed on the first connecting pipe, and one side, far away from the water tank, of the first connecting pipe is connected to the lower portion of the water storage cover.
As a further scheme of the invention: the heating pipe vertically upwards extends to the top of the pump body, and the bearing setting is in the inside of the pump body, installs the driving gear axle on the bearing, and the below meshing of driving gear axle is connected with driven gear axle.
As a further scheme of the invention: the curb plate sets up the both sides at the pump body, and the bearing extends to the curb plate and keeps away from one side of the pump body, is provided with the sealing member between bearing and the curb plate.
As a further scheme of the invention: a second communication port is formed between the filter box and the drying machine, and a discharge port is formed above the drying machine.
As a further scheme of the invention: the template is made of stainless steel materials, and a plurality of threaded holes are uniformly distributed in the outer side of the surface of the template.
As a further scheme of the invention: the micro-porous tungsten steel sheet is provided with a solution flow channel, and a step clamp is arranged between the micro-porous tungsten steel sheet and the screw hole.
Compared with the prior art, the invention adopts an electric heating melting extrusion method, takes polystyrene particles as main raw materials, adds graphite master batches, foaming agents and other materials in proportion when the polystyrene particles are heated into a melting state in a screw, mixes the materials by the screw, extrudes the materials through micropores at the rear section of equipment, cools the extruded materials by adding circulating water at extrusion holes, instantly cools the extruded materials into solid, and then uses a rotary blade to cut the cooled solid into particles so as to obtain finished graphite EPS particles, compared with the traditional reaction kettle suspension method production process, the invention has no waste water and waste gas emission, is more environment-friendly and can continuously produce the equipment; the whole machine adopts an electric heating system and a heat conduction oil system to be matched for heating, the temperature rise is fast, the temperature control is stable, and the heating is uniform.
Drawings
FIG. 1 is a schematic structural view of an EPS particle production apparatus.
FIG. 2 is a schematic structural diagram of an extrusion mechanism in an EPS particle production apparatus.
FIG. 3 is a schematic view of a melt pump in an EPS particle production apparatus.
FIG. 4 is a schematic diagram of a cross-sectional side view of a die in an apparatus for producing EPS beads.
FIG. 5 is a schematic view of the structure of a die in an apparatus for producing EPS beads.
In the figure: 1. a base; 2. a support beam; 3. an extrusion mechanism; 4. a die head; 401. a template; 402. a threaded hole; 403. a heat conducting oil inlet; 404. a microporous tungsten steel sheet; 405. a heat conduction oil path; 406. a heat conducting oil outlet; 407. a melt flow channel; 408. step clamping; 409. a flow guide cone; 5. a cutter head; 6. a water storage cover; 7. a water tank; 8. a first connecting pipe; 9. a water pump; 10. a second connecting pipe; 11. a material pumping pump; 12. a refrigerator; 13. a filter box; 14. a filter screen; 15. a spin dryer; 16. a second communication port; 17. a discharge port; 18. a first communication port; 19. a feed inlet; 20. a feeding area; 21. a hot-melt zone; 22. a first propulsion zone; 23. a clean mixing zone; 24. a second propulsion zone; 25. a first connecting body; 26. a melt pump; 2601. heating a tube; 2602. a pump body; 2603. a bearing; 2604. a driving gear shaft; 2605. a driven gear shaft; 2606. a seal member; 2607. a side plate; 27. a first pressure sensor; 28. a second pressure sensor; 29. a second connector; 30. and a screen changing device.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-5, an EPS particle production apparatus includes a base 1, an extrusion mechanism 3, a die head 4, a water tank 7, a filter tank 13, a spin dryer 15, a melt pump 26, and a screen changer 30; a supporting beam 2 is installed to base 1's left side top, an extruding means 3 is installed on a supporting beam 2's top right side, feed inlet 19 is installed on extruding means 3's top left side, extruding means 3 inside left side sets up to eating material district 20, feed inlet 19 and the intercommunication of eating material district 20, the right side of eating material district 20 is provided with hot melt district 21, hot melt district 21's right side is provided with first propulsion district 22, first propulsion district 22's right side is provided with net district 23 that mixes, the screw thread on the screw rod in the net district 23 that mixes sets up to crisscross shape each other, can stir the material by reciprocating, it is more abundant to make the material mix, the stirring effect is better, the right side in net district 23 that mixes is provided with second propulsion district 24.
The right side of the extrusion mechanism 3 is connected with a first connecting body 25, the right side of the first connecting body 25 is provided with a melt pump 26, the right side of the melt pump 26 is provided with a second connecting body 29, the first connecting body 25 and the second connecting body 29 are respectively provided with a first pressure sensor 27 and a second pressure sensor 28, the right side of the second connecting body 29 is connected with a three-way valve 31, the right side of the three-way valve 31 is connected with a die head 4, a screen changing device 30 is arranged in the die head 4, the die head 4 is provided with a water storage cover 6, one side of the water storage cover 6, which is far away from the die head 4, is provided with a cutter head 5, the right side above the base 1 is provided with a water tank 7, the left side of the water tank 7 is provided with a first connecting pipe 8, the first connecting pipe 8 is provided with a water pump 9, one side of the first connecting pipe 8, which is far away, and soaking the solution cut by the cutter head 5 to ensure that the solution can be rapidly cooled and solidified.
The melt pump 26 is composed of a heating pipe 2601, a pump body 2602, a bearing 2603, a driving gear shaft 2604, a driven gear shaft 2605, a sealing element 2606 and a side plate 2607, the heating pipe 2601 vertically extends upwards to the upper side of the pump body 2602, the bearing 2603 is arranged inside the pump body 2602, the driving gear shaft 2604 is installed on the bearing 2603, the driven gear shaft 2605 is connected below the driving gear shaft 2604 in a meshed mode, the side plates 2607 are arranged on two sides of the pump body 2602, the bearing 2603 extends to one side of the side plate 2607 far away from the pump body 2602, the sealing element 2606 is arranged between the bearing 2603 and the side plate 2607, hot melt materials can be further hot melted through the arranged melt pump 26, and then hot melt fluid with high pressure and stability can be.
The second connecting pipe 10 is installed to the top of retaining cover 6, install material pump 11 on the second connecting pipe 10, refrigerator 12 is installed to one side that retaining cover 6 was kept away from to second connecting pipe 10, rose box 13 is installed to the below of refrigerator 12, filter screen 14 is installed to the slope in the rose box 13, be provided with first intercommunication mouth 18 between the below of rose box 13 and the water tank 7, the right side of rose box 13 is provided with drier 15, be provided with second intercommunication mouth 16 between rose box 13 and the drier 15, the top of drier 15 is provided with discharge gate 17.
The die head 4 comprises a die plate 401, the die plate 401 is made of stainless steel materials, a plurality of threaded holes 402 are uniformly formed in the outer side of the surface of the die plate 401, a plurality of microporous tungsten steel sheets 404 are uniformly formed in the inner side of the surface of the die plate 401, an annular structure is enclosed by the microporous tungsten steel sheets 404, a heat conduction oil inlet 403 is formed in the upper portion of the die plate 401, a heat conduction oil outlet 406 is formed in the lower portion of the die plate 401, a heat conduction oil path 405 is connected between the heat conduction oil inlet 403 and the heat conduction oil outlet 406, the heat conduction oil path 405 is spirally arranged between the microporous tungsten steel sheets 404, the heat conduction oil path 405 is spirally arranged around the microporous tungsten steel sheets 404, heat conduction is more uniform, the heat conduction effect is improved, a guide cone 409 is arranged in the middle of the front face of the die head 4, a solution flow.
The working principle of the invention is as follows: firstly, materials are added into a feeding area 20 through a feeding hole 19, the materials sequentially pass through a hot melting area 21, a first pushing area 22, a net mixing area 23 and a second pushing area 24, the materials are fully mixed in a reciprocating mode through the net mixing area 23, then are pushed into a melt pump 26 through the second pushing area 24, and finally are extruded through a die head 4; the melt is cut off through a cutter head 5 during extrusion, cooling water in a water tank 7 is conveyed into a water storage cover 6 through a water pump 9, the cooling water enables the melt to be rapidly cooled and solidified into particles, EPS particles and water in the water storage cover are conveyed into a refrigerator 12 through a material pumping pump 11 to be refrigerated, the EPS particles enter a filter box 13 to be filtered, the EPS particles enter a drying machine 15 through a second communicating opening 16, the EPS particles are discharged through a discharging opening 17 after being dried through the drying machine 15, and the filtered water returns to the water tank 7 through a first communicating opening 18 for recycling.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (8)

1. An EPS particle production device comprises a base (1), an extrusion mechanism (3), a die head (4), a water tank (7), a filter box (13), a drying machine (15), a melt pump (26) and a screen changing device (30), the device is characterized in that a supporting beam (2) is arranged above the left side of a base (1), an extruding mechanism (3) is arranged on the right side above the supporting beam (2), a feeding hole (19) is arranged on the left side above the extruding mechanism (3), a feeding area (20) is arranged on the left side inside the extruding mechanism (3), a hot melting area (21) is arranged on the right side of the feeding area (20), a first pushing area (22) is arranged on the right side of the hot melting area (21), a net mixing area (23) is arranged on the right side of the first pushing area (22), threads on screws in the net mixing area (23) are arranged in a mutually staggered shape, and a second pushing area (24) is arranged on the right side of the net mixing area (23); the right side of the extrusion mechanism (3) is connected with a first connecting body (25), the right side of the first connecting body (25) is provided with a melt pump (26), the right side of the melt pump (26) is provided with a second connecting body (29), the right side of the second connecting body (29) is connected with a three-way valve (31), the right side of the three-way valve (31) is connected with a die head (4), a screen changing device (30) is arranged in the die head (4), a water storage cover (6) is arranged on the die head (4), one side of the water storage cover (6) far away from the die head (4) is provided with a cutter head (5), and the right side above the base (1; the melt pump (26) consists of a heating pipe (2601), a pump body (2602), a bearing (2603), a driving gear shaft (2604), a driven gear shaft (2605), a sealing element (2606) and a side plate (2607); a second connecting pipe (10) is installed above the water storage cover (6), a material pumping pump (11) is installed on the second connecting pipe (10), a refrigerator (12) is installed on one side, far away from the water storage cover (6), of the second connecting pipe (10), a filter box (13) is installed below the refrigerator (12), a filter screen (14) is obliquely installed in the filter box (13), a first communication port (18) is formed between the lower portion of the filter box (13) and the water tank (7), and a drying machine (15) is arranged on the right side of the filter box (13); the die head (4) comprises a die plate (401), a plurality of microporous tungsten steel sheets (404) are uniformly distributed on the inner side of the surface of the die plate (401), the microporous tungsten steel sheets (404) are enclosed to form an annular structure, a heat conduction oil inlet (403) is formed in the upper portion of the die plate (401), a heat conduction oil outlet (406) is formed in the lower portion of the die plate (401), a heat conduction oil path (405) is connected between the heat conduction oil inlet (403) and the heat conduction oil outlet (406), the heat conduction oil path (405) is spirally arranged between the microporous tungsten steel sheets (404), and a flow guide cone (409) is arranged in the middle of the front surface of.
2. An EPS particle production apparatus as claimed in claim 1, wherein said first connecting body (25) and said second connecting body (29) are respectively provided with a first pressure sensor (27) and a second pressure sensor (28).
3. An EPS particle production apparatus as claimed in claim 1, wherein a first connecting pipe (8) is installed on the left side of said water tank (7), a water pump (9) is installed on said first connecting pipe (8), and the side of said first connecting pipe (8) remote from said water tank (7) is connected to the lower side of said water storage cover (6).
4. The EPS particle production equipment of claim 1, wherein the heating pipe (2601) vertically extends upwards to the upper part of the pump body (2602), the bearing (2603) is arranged inside the pump body (2602), the bearing (2603) is provided with a driving gear shaft (2604), and a driven gear shaft (2605) is engaged and connected below the driving gear shaft (2604).
5. An EPS pellet production apparatus according to claim 1, wherein the side plates (2607) are provided on both sides of the pump body (2602), the bearing (2603) extends to a side of the side plate (2607) remote from the pump body (2602), and a seal (2606) is provided between the bearing (2603) and the side plate (2607).
6. An EPS particle production apparatus as claimed in claim 1, wherein a second communication port (16) is provided between said filter box (13) and said drier (15), and a discharge port (17) is provided above said drier (15).
7. The EPS particle production equipment of claim 1, wherein said template (401) is made of stainless steel material, and a plurality of threaded holes (402) are uniformly distributed on the outer side of the surface of the template (401).
8. The EPS particle production equipment of claim 1, wherein the microporous tungsten steel sheet (404) is provided with a solution flow channel (407), and a step clamp (408) is arranged between the microporous tungsten steel sheet (404) and the screw hole (402).
CN202110223994.3A 2021-03-01 2021-03-01 EPS granule production facility Pending CN112936644A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110223994.3A CN112936644A (en) 2021-03-01 2021-03-01 EPS granule production facility

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110223994.3A CN112936644A (en) 2021-03-01 2021-03-01 EPS granule production facility

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Publication Number Publication Date
CN112936644A true CN112936644A (en) 2021-06-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118404789A (en) * 2023-03-15 2024-07-30 成都彩碧桦科技有限公司 A feeding hopper for functional film processing

Citations (9)

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Publication number Priority date Publication date Assignee Title
US5267845A (en) * 1992-05-13 1993-12-07 Polysource, Inc. Apparatus for manufacturing expandable polystyrene (EPS) pellets
US6551087B1 (en) * 1999-09-21 2003-04-22 Gala Industries, Inc. Flow guide for underwater pelletizer
US20090273112A1 (en) * 2005-11-28 2009-11-05 Boothe Duane A Apparatus and Method for Controlled Pelletization Processing
US20120305826A1 (en) * 2009-11-25 2012-12-06 Polymtec Engineering Ag, Mauren (Fl), Succursale Di Lugano Closed-cell expanded article based on extruded polystyrene, method and plant to obtain said article
CN205416091U (en) * 2015-12-22 2016-08-03 深圳恒方大高分子材料科技有限公司 Blank discharge mold board under water
CN106476154A (en) * 2015-08-25 2017-03-08 天津思迈德高分子科技有限公司 Plastic grain produces with pelletizing, cooling and dries system
CN209141182U (en) * 2018-12-03 2019-07-23 汕头市雷氏塑化科技有限公司 Water-cooled biodegradable plastics pelletizer
CN209937617U (en) * 2019-04-02 2020-01-14 佛山市高明爱博广告装饰材料有限公司 EPS sheet production system
CN111438838A (en) * 2020-05-12 2020-07-24 上海英科实业有限公司 Method for regenerating and granulating waste EPS hot melt material and control system

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5267845A (en) * 1992-05-13 1993-12-07 Polysource, Inc. Apparatus for manufacturing expandable polystyrene (EPS) pellets
US6551087B1 (en) * 1999-09-21 2003-04-22 Gala Industries, Inc. Flow guide for underwater pelletizer
US20090273112A1 (en) * 2005-11-28 2009-11-05 Boothe Duane A Apparatus and Method for Controlled Pelletization Processing
US20120305826A1 (en) * 2009-11-25 2012-12-06 Polymtec Engineering Ag, Mauren (Fl), Succursale Di Lugano Closed-cell expanded article based on extruded polystyrene, method and plant to obtain said article
CN106476154A (en) * 2015-08-25 2017-03-08 天津思迈德高分子科技有限公司 Plastic grain produces with pelletizing, cooling and dries system
CN205416091U (en) * 2015-12-22 2016-08-03 深圳恒方大高分子材料科技有限公司 Blank discharge mold board under water
CN209141182U (en) * 2018-12-03 2019-07-23 汕头市雷氏塑化科技有限公司 Water-cooled biodegradable plastics pelletizer
CN209937617U (en) * 2019-04-02 2020-01-14 佛山市高明爱博广告装饰材料有限公司 EPS sheet production system
CN111438838A (en) * 2020-05-12 2020-07-24 上海英科实业有限公司 Method for regenerating and granulating waste EPS hot melt material and control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118404789A (en) * 2023-03-15 2024-07-30 成都彩碧桦科技有限公司 A feeding hopper for functional film processing

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