CN108274715A - Co-extrusion PE wood moulding molds are cooled down twice - Google Patents
Co-extrusion PE wood moulding molds are cooled down twice Download PDFInfo
- Publication number
- CN108274715A CN108274715A CN201710017226.6A CN201710017226A CN108274715A CN 108274715 A CN108274715 A CN 108274715A CN 201710017226 A CN201710017226 A CN 201710017226A CN 108274715 A CN108274715 A CN 108274715A
- Authority
- CN
- China
- Prior art keywords
- core material
- mould section
- heating mould
- material heating
- cooling
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- 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.)
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Classifications
-
- 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
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- 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
- B29C48/865—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
- B29C48/86—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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses cool down co-extrusion PE wood moulding molds twice,Including core material heating mould section,One end of the core material heating mould section is provided with feed inlet,And side of the core material heating mould section far from feed inlet is provided with level-one core material cooling mould sections,Side of the level-one core material cooling mould sections far from core material heating mould section is provided with covering material heating mould section,The side that the covering material heating mould section cools down mould sections far from level-one core material is provided with two level cooling shaping mould section,Side in the front surface of the core material heating mould section close to feed inlet is provided with template surrounding temperature detection hole,And the side far from feed inlet is provided with template inlet opening up and down in the front surface of core material heating mould section,Covering material heating mould section of the present invention is bolted to connection with level-one core material cooling mould sections,Covering material heating mould section can heat covering material,Accomplish two kinds of materials, two temperature,Save covering material.
Description
Technical field
The invention belongs to PE wood moulding technical field of mold, and in particular to cool down co-extrusion PE wood moulding molds twice.
Background technology
Coat a kind of extrusion die that extrusion die is common at this stage.It is big to mostly use runner feed, it is coated in mould, outlet
Locate a cooling and shaping.
But PE wood moulding molds currently on the market, due to the physicochemical properties of different materials (core material and cladding are expected)
Difference, required temperature is different in mould, but in encapsulation process, can not accomplish two kinds of materials, two temperature, just at last into
Material link controls temperature, once into cavity body of mould, the temperature of two kinds of materials reaches unanimity rapidly, under normal circumstances, object
Material is very sensitive to temperature, and there are elder generations for physical property control (mobility, adhesiveness etc.) of this cladding mode to material
It is insufficient；Since during cladding, two kinds of materials are not all shaped all in molten state, so the faying face of two kinds of materials
It is susceptible to fluctuation, will not be especially smooth, general producer prevents core material exposed by the way of thickening outer casing, ensures production
Quality, but this mode can have an impact product quality, it cannot be guaranteed that the data such as physical strength of core material each section are consistent,
And outer wrapping material increases outer casing thickness, exactly increases cost generally than core material price.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide cooling co-extrusion PE wood moulding molds twice
The faying face of two kinds of materials is susceptible to fluctuation, the problem of will not be especially smooth and increase cost.
To achieve the above object, the present invention provides the following technical solutions：Co-extrusion PE wood moulding molds, including core material are cooled down twice
One end of heating mould section, the core material heating mould section is provided with feed inlet, and core material heating mould section is far from feed inlet
Side is provided with level-one core material cooling mould sections, and side of the level-one core material cooling mould sections far from core material heating mould section is set
It is equipped with covering material heating mould section, the covering material heating mould section cools down the side setting of mould sections far from level-one core material
There is a two level cooling shaping mould section, the side in the front surface of the core material heating mould section close to feed inlet is provided with template four
All temperature detection holes, and the side far from feed inlet is provided with template inlet opening up and down in the front surface of core material heating mould section, it is described
It is provided with spreader at the bosom position of core material heating mould section, is arranged between the spreader and core material heating mould section
There are runner, side of the spreader far from feed inlet to be provided with confluence runner mouth, the level-one core material cools down the interior of mould sections
The side of confluence runner mouth is provided with confluence runner among portion, and standard water route is provided in level-one core material cooling mould sections
Distributor, the one end of the confluence runner far from confluence runner mouth are provided with die orifice.
Preferably, the front end of the spreader is pyramid type structure, and rear end is cylindrical structure.
Preferably, the covering material heating mould section is bolted to connection with level-one core material cooling mould sections.
Preferably, the feed inlet is bolted to connection with core material heating mould section.
Preferably, the front end of the feed inlet is cylindrical structure, and rear end is circular platform type structure.
Compared with prior art, the present invention having the advantages that：
(1) front end of spreader of the present invention is pyramid type structure, and rear end is cylindrical structure, under normal circumstances the pressure of fluid
Power distribution is that periphery broad in the middle is small, considers fluid mechanics principle, is reasonably shunted to material, and the front end of spreader is circular cone
Type structure, rear end are cylindrical structure so that the pressure of section everywhere reaches unanimity, avoid the Product Variant squeezed out serious and
And surface is extremely coarse, or even lead to the problem of waste product.
(2) covering material heating mould section of the present invention is bolted to connection with level-one core material cooling mould sections, is coated
Material heating mould section can heat covering material, in encapsulation process, accomplish two kinds of materials, two temperature, save packet
Cover material, control cost.
(3) feed inlet of the present invention is bolted to connection with core material heating mould section, and core material is first in core material heating mould
Primary heating is carried out at section, is cooled down using level-one core material and is cooled down at mould sections, during avoiding traditional cladding, two kinds
Material is not all shaped all in molten state, and the faying face of two kinds of materials is susceptible to fluctuation, problem that will not be especially smooth,
It is not required to prevent core material exposed with the mode for thickening outer casing, ensures product quality, reduce production cost.
(4) feed inlet of the present invention is bolted to connection with core material heating mould section, and core material is first in core material heating mould
Primary heating is carried out at section, is cooled down using level-one core material and is cooled down at mould sections, during avoiding traditional cladding, two kinds
Material is not all shaped all in molten state, and the faying face of two kinds of materials is susceptible to fluctuation, problem that will not be especially smooth,
It is not required to prevent core material exposed with the mode for thickening outer casing, ensures product quality, reduce production cost.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
In figure：1- template surrounding temperature detections hole, 2- templates up and down inlet opening, 3- standards waterway distributor, 4- flow to, 5-
Die orifice, 6- two level cooling shaping moulds section, 7- covering material heating moulds section, 8- level-one core materials cooling mould sections, 9- core materials add
Mold heat section, 10- feed inlets, 11- spreaders, 12- confluence runners mouth, 13- runners.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution：Co-extrusion PE wood moulding molds, including core material heating are cooled down twice
Mould sections 9, one end of core material heating mould section 9 are provided with feed inlet 10, and core material heating mould section 9 far from feed inlet 10 one
Side is provided with level-one core material cooling mould sections 8, and level-one core material cools down side setting of the mould sections 8 far from core material heating mould section 9
There are covering material heating mould section 7, the side that covering material heating mould section 7 cools down mould sections 8 far from level-one core material to be provided with
Two level cooling shaping mould section 6 is provided with template surrounding in the front surface of core material heating mould section 9 close to the side of feed inlet 10
Temperature detection hole 1, and the side far from feed inlet 10 in the front surface of core material heating mould section 9 is provided with template inlet opening 2 up and down, core
It is provided with spreader 11 at the bosom position of material heating mould section 9, is arranged between spreader 11 and core material heating mould section 9
There are runner 13, side of the spreader 11 far from feed inlet 10 to be provided with confluence runner mouth 12, level-one core material cools down the interior of mould sections 8
The side of confluence runner mouth 12 is provided with confluence runner 4 among portion, and standard is provided in level-one core material cooling mould sections 8
Waterway distributor 3, the one end of confluence runner 4 far from confluence runner mouth 12 are provided with die orifice 5.
In the present embodiment, it is preferred that the front end of spreader 11 is pyramid type structure, and rear end is cylindrical structure, general feelings
The pressure distribution of fluid is that periphery broad in the middle is small under condition, considers fluid mechanics principle, is reasonably shunted to material, spreader
11 front end is pyramid type structure, and rear end is cylindrical structure so that the pressure of section everywhere reaches unanimity, and avoids squeezing out
Product Variant is serious and surface is extremely coarse, or even leads to the problem of waste product.
In the present embodiment, it is preferred that covering material heating mould section 7 is solid by bolt with level-one core material cooling mould sections 8
Fixed connection, covering material heating mould section 7 can heat covering material, in encapsulation process, accomplish two kinds of materials two
A temperature saves covering material, control cost.
In the present embodiment, it is preferred that feed inlet 10 is bolted to connection with core material heating mould section 9, and core material first exists
Primary heating is carried out at core material heating mould section 9, using being cooled down at level-one core material cooling mould sections 8, is avoided traditional
During cladding, two kinds of materials are not all shaped all in molten state, and the faying face of two kinds of materials is susceptible to fluctuation, will not
Especially smooth problem is not required to prevent core material exposed with the mode for thickening outer casing, ensures product quality, reduces production
Cost.
In the present embodiment, it is preferred that the front end of feed inlet 10 is cylindrical structure, and rear end is circular platform type structure, feed inlet
10 leading portion is connect with core material extruder, can closely be connect with outlet of extruder, prevents material leakage, feed inlet rear end from using round platform
Type structure can control the flow velocity for squeezing out core material.
The effect of spreader 11 in the present invention is that the material of feed zone is all prorated to each region, angle
Within 70 degree, material fluidity is better, and angular configurations are bigger, so that type is at back pressure, makes the further plasticizing of object, material.
The operation principle and process for using of the present invention：In progress in use, staff first checks the present invention,
Defect is checked for, can not just carry out using if there is defect, need that maintenance personal is notified to tie up at this time
It repaiies, if there is no can be carried out using if problem, one end of feed inlet 10 is connect with extruder, and the other end adds with core material
Mold heat section 9 connects, and core material material is entered by feed inlet 10 in the core material heating mould section 9 of mold, and core material is in core material heated mould
It is heated in tool section 9, is squeezed and continues to move ahead, until being entered at spreader 11, shunted, the core material after shunting
It is entered in confluence runner 4 by confluence runner mouth 12, is cooled down in mould sections 8 and drawn to level-one core material by standard waterway distributor 3
Enter cooling water, once cooled down to having just enter into the molding core material of shunting in confluence runner 4, it is made to start hardening sizing,
The lapping for introducing molten state into covering material heating mould section 7 at this time makes it be coated on core surfaces, and to wrapping up material
Material is heated, and the lapping of molten state is squeezed by mold in confluence runner 4 and core material is firmly bonded together, by
Have been subjected to primary cooling in core material at this time, intensity is larger, type shape stablize, so covering material can control it is exactly accurate, lead to
It crosses 6 pairs of finished products of two level cooling shaping mould section and carries out secondary cooling, sizing, the product after arrangement is by 5 depanning of die orifice.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. cooling down co-extrusion PE wood moulding molds, including core material heating mould section (9) twice, it is characterised in that：The core material heated mould
One end of tool section (9) is provided with feed inlet (10), and side of the core material heating mould section (9) far from feed inlet (10) is provided with one
Grade core material cooling mould sections (8), the side of the level-one core material cooling mould sections (8) far from core material heating mould section (9) are arranged
There is covering material heating mould section (7), the covering material heating mould section (7) is far from level-one core material cooling mould sections (8)
Side is provided with two level cooling shaping mould section (6), close to feed inlet (10) in the front surface of the core material heating mould section (9)
Side be provided with template surrounding temperature detection hole (1), and in the front surface of core material heating mould section (9) far from feed inlet (10) one
Side is provided with template inlet opening (2) up and down, and spreader is provided at the bosom position of the core material heating mould section (9)
(11), be provided with runner (13) between the spreader (11) and core material heating mould section (9), the spreader (11) far from into
The side of material mouth (10) is provided with confluence runner mouth (12), and the bosom of the level-one core material cooling mould sections (8) is close to remittance
The side of stream runner mouth (12) is provided with confluence runner (4), and standard water route point is provided in level-one core material cooling mould sections (8)
Orchestration (3), the described one end of confluence runner (4) far from confluence runner mouth (12) are provided with die orifice (5).
2. according to claim 1 cool down co-extrusion PE wood moulding molds twice, it is characterised in that：Before the spreader (11)
End is pyramid type structure, and rear end is cylindrical structure.
3. according to claim 1 cool down co-extrusion PE wood moulding molds twice, it is characterised in that：The covering material heated mould
Tool section (7) is bolted to connection with level-one core material cooling mould sections (8), and covering material heating mould section (7) can be to packet
Material is covered to be heated.
4. according to claim 1 cool down co-extrusion PE wood moulding molds twice, it is characterised in that：The feed inlet (10) and core
Material heating mould section (9) is bolted to connection, and core material first carries out primary heating at core material heating mould section (9), then passes through
It crosses at level-one core material cooling mould sections (8) and is cooled down.
5. according to claim 1 cool down co-extrusion PE wood moulding molds twice, it is characterised in that：Before the feed inlet (10)
End is cylindrical structure, and rear end is circular platform type structure, and the leading portion of feed inlet (10) is connect with core material extruder, can be with extruder
Outlet connection closely, prevents material leakage.
6. according to claim 1 cool down co-extrusion PE wood moulding molds twice, it is characterised in that：Co-extrusion PE wood mouldings are cooled down twice
The process for using of mold is：One end of feed inlet (10) is connect with extruder, and the other end is connect with core material heating mould section (9),
Core material material is entered by feed inlet (10) in the core material heating mould section (9) of mold, core material in the core material heating mould section (9) into
Row heating, is squeezed and continues to move ahead, until being entered at spreader (11), is shunted, the core material after shunting is by converging
Runner mouth (12) enters in confluence runner (4), is cooled down in mould sections (8) to level-one core material by standard waterway distributor (3)
Cooling water is introduced, is once cooled down to having just enter into the molding core material of shunting in confluence runner (4), so that it is started hardening fixed
Type introduces the lapping of molten state into covering material heating mould section (7), so that it is coated on core surfaces, and right at this time
Lapping is heated, and the lapping of molten state is squeezed by mold in confluence runner (4) and core material is firmly bonded in
Together, since core material at this time has been subjected to primary cooling, intensity is larger, and type shape is stablized, so covering material can control very
Accurately, secondary cooling is carried out to finished product by two level cooling shaping mould section (6), sizing, the product after arrangement is by die orifice (5)
Locate depanning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017226.6A CN108274715A (en) | 2017-01-05 | 2017-01-05 | Co-extrusion PE wood moulding molds are cooled down twice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017226.6A CN108274715A (en) | 2017-01-05 | 2017-01-05 | Co-extrusion PE wood moulding molds are cooled down twice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108274715A true CN108274715A (en) | 2018-07-13 |
Family
ID=62801004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710017226.6A Pending CN108274715A (en) | 2017-01-05 | 2017-01-05 | Co-extrusion PE wood moulding molds are cooled down twice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108274715A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092323A (en) * | 2020-09-08 | 2020-12-18 | 佛山市南海崇泰防火材料有限公司 | Hard composite fire-proof strip, manufacturing method and manufacturing device thereof |
| CN114670416A (en) * | 2021-10-25 | 2022-06-28 | 华塑(广州)材料有限公司 | Die and method for extrusion molding of composite plastic profile |
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| CN102962973A (en) * | 2012-11-28 | 2013-03-13 | 铜陵中发三佳科技股份有限公司 | Method for forming wood plastic section bars with polyvinyl chloride (PVC) cladding layer and extrusion mould |
| CN203680777U (en) * | 2014-01-13 | 2014-07-02 | 大连泰斗精密模具有限公司 | Cooling molded integrated wood-plastic plate extrusion die |
| CN205853311U (en) * | 2016-08-08 | 2017-01-04 | 黄石高科塑胶模具有限公司 | A kind of co-extrusion many circular holes floor mold |
| CN206416475U (en) * | 2017-01-05 | 2017-08-18 | 黄石市鸿达塑料模具有限责任公司 | Co-extrusion PE wood moulding moulds are cooled down twice |
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2017
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|---|---|---|---|---|
| CN102962973A (en) * | 2012-11-28 | 2013-03-13 | 铜陵中发三佳科技股份有限公司 | Method for forming wood plastic section bars with polyvinyl chloride (PVC) cladding layer and extrusion mould |
| CN203680777U (en) * | 2014-01-13 | 2014-07-02 | 大连泰斗精密模具有限公司 | Cooling molded integrated wood-plastic plate extrusion die |
| CN205853311U (en) * | 2016-08-08 | 2017-01-04 | 黄石高科塑胶模具有限公司 | A kind of co-extrusion many circular holes floor mold |
| CN206416475U (en) * | 2017-01-05 | 2017-08-18 | 黄石市鸿达塑料模具有限责任公司 | Co-extrusion PE wood moulding moulds are cooled down twice |
Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092323A (en) * | 2020-09-08 | 2020-12-18 | 佛山市南海崇泰防火材料有限公司 | Hard composite fire-proof strip, manufacturing method and manufacturing device thereof |
| CN114670416A (en) * | 2021-10-25 | 2022-06-28 | 华塑(广州)材料有限公司 | Die and method for extrusion molding of composite plastic profile |
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