CN106064439A - EPP foams product mould - Google Patents
EPP foams product mould Download PDFInfo
- Publication number
- CN106064439A CN106064439A CN201510824509.2A CN201510824509A CN106064439A CN 106064439 A CN106064439 A CN 106064439A CN 201510824509 A CN201510824509 A CN 201510824509A CN 106064439 A CN106064439 A CN 106064439A
- Authority
- CN
- China
- Prior art keywords
- core
- epp
- joint portion
- type
- product mould
- 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.)
- Pending
Links
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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
- B29C33/048—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Abstract
The present invention provides a kind of EPP foaming product mould, the EPP foaming product mould of the present invention is made up of the core mold possessing core moulding portion and the type cavity mould possessing the mold cavity forming portion being combined with described core moulding portion, it is characterized in that, described core moulding portion is made up of the first core part of the joint portion possessing at least more than one and the Second-Type core being attached to described joint portion, wherein, at least more than one joint portion described is formed with multiple steam hole, described first core part and described Second-Type core and is made up of material different from each other in bottom surface.
Description
Technical field
The present invention relates to a kind of EPP foaming product mould, in more detail, relating to one can be to having
The EPP foaming product mould that EPP (PP foam material) products formed of dual density is shaped.
Background technology
In general, EPP (PP foam material: Expanded Polypropylene)
Foaming molding mold is filled into the molding space of EPP foaming molding mold by utilizing high pressure and steam to make
Interior EPP particle fusion, thus molds the EPP products formed of regulation shape.
Especially since compared with the material such as polyurethanes, EPP product more can embody the characteristic of parent's environment,
Therefore the edge (Rim) of steering wheel (Handle), the sunshading board (Sun being arranged on vehicle it is widely used in
Viser), seat, in workbox (Tool case) and doormat (Door pad) etc., and by with respectively
Plant injection moulded products to combine and be arranged on vehicle, and situation about being arranged separately on vehicle is less.
But, in order to realize lightweight, existing EPP product be formed as the particle of EPP expanded beads with
The low-density that interval between particle is wider, therefore has when being combined with injection moulded products when injection moulded products is combined
Position produce noise problem.
In order to solve this existing problem, viscous in the predetermined portion of the EPP product being combined with injection moulded products
Patch non-woven fabrics, but cause flow chart to increase because pasting non-woven fabrics separately, thus there is productivity ratio and work
The problem that industry rate reduces.
Summary of the invention
Invent problem to be solved
The present invention proposes to solve the problems referred to above, its object is to provide a kind of EPP foaming product
Mould, this mould is when the foaming of EPP product, by making the EPP being combined with injection moulded products
The density molding of the predetermined portion of product higher must improve intensity, is therefore combining injection moulded products and EPP product
During product, even if not pasting other non-woven fabrics at binding site can prevent the generation of noise, it is thus possible to carry yet
High production rate and operating rate.
Means for solving the above
To achieve these goals and other purpose of the present invention, one embodiment of the invention provides a kind of EPP
Foaming product mould, this mould is by possessing the core mold in core moulding portion and possessing and described type
The type cavity mould in the mold cavity forming portion of core forming part combination is constituted, it is characterised in that described core moulding portion
By possessing at least more than one the first core part of joint portion and being attached to the second core of described joint portion
Portion is constituted, and wherein, at least more than one joint portion described is formed with multiple steam hole in bottom surface, described
First core part and described Second-Type core are made up of material different from each other.
According to one embodiment of the invention, it is characterised in that be attached to the described Second-Type of described joint portion
The upper surface of core is less than the upper surface of described first core part.
According to one embodiment of the invention, it is characterised in that the circumferentially side of the medial surface in described joint portion
It is formed for the installation portion that described Second-Type core is installed to prominent.
According to one embodiment of the invention, it is characterised in that described Second-Type core is inserted into by through
The secure component of the arbitrary steam hole in the plurality of steam hole and be attached to described joint portion.
According to one embodiment of the invention, it is characterised in that described Second-Type core with described combination
The mode that the bottom surface in portion is relative is formed with reinforcement portion, is formed and described fastening part in described reinforcement portion
The fastener hole that part combines.
The effect of invention
According to one embodiment of the invention, have the effect that when the foaming of EPP product, logical
The density molding crossing the predetermined portion making the EPP product being combined with injection moulded products higher must improve intensity, because of
This also can prevent even if not pasting other non-woven fabrics at binding site when combining injection moulded products and EPP product
The only generation of noise, it is thus possible to improve productivity ratio and operating rate.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of the EPP foaming product mould of one embodiment of the invention.
Fig. 2 a and Fig. 2 b is the sectional view along the I-I line shown in Fig. 1.
Fig. 3 is the sectional view along the II-II line shown in Fig. 1.
Detailed description of the invention
Below, referring to the drawings, the preferred embodiments of the present invention are further described.In this process, for
The definition of explanation and convenience, it is possible to exaggerate the thickness of the lines shown in diagram accompanying drawing or structure
The size etc. of key element.
Additionally, term described later is the term defined by the function considering the present invention, it is possible to because of
User and the intention of operator or convention and different.Definition accordingly, with respect to this term should be with
It is defined based on the entire content of the present invention.
Fig. 1 be one embodiment of the invention EPP foaming product mould exploded perspective view, Fig. 2 a and
Fig. 2 b is the sectional view along the I-I line shown in Fig. 1, and Fig. 3 is the sectional view along the II-II line shown in Fig. 1.
Referring to figs. 1 through Fig. 3, the EPP foaming product mould 100 of one embodiment of the invention is by possessing type
The core mold 110 of core forming part 112 and the mold cavity forming portion 122 possessed and core moulding portion 112 combines
Type cavity mould 120 constitute.
In order to go out to have the EPP product of dual density by molding procedure one-shot forming, the EPP of the present invention sends out
The core moulding portion 112 of bubble product mould 100 is by the of the joint portion 114a possessing at least more than one
One core part 114 and be bonded to the Second-Type core 116 of portion 114a and constitute, wherein, described at least
More than one joint portion 114a is formed with multiple steam hole 114b in bottom surface.
Now, the first core part 114 and Second-Type core 116 are made up of material different from each other, such as
First core part 114 is made up of aluminium material, and Second-Type core 116 is made up of copper alloy material, is attached to
The position of the Second-Type core 116 in the first core part 114 and shape can be according to the EPP products molded
The position that is combined with injection moulded products and change.
Here, Second-Type core 116 is by the through arbitrary steam hole being inserted in multiple steam hole 114b
Secure component 118 and be bonded to portion 114a.
Now, preferably medial surface at joint portion 114a is formed for the installation that Second-Type core 116 is installed
Portion 114c so that when installation portion 114c is provided with Second-Type core 116, at Second-Type core 116
Spatial portion 117 is formed between the bottom surface of lower surface and joint portion 114a.
That is, owing to the vapor stay supplied by multiple steam hole 114b is in spatial portion 117, therefore and
Compared with the surface of the products formed of the part that the first core part 114 contacts, with Second-Type core 116 phase
The surface relative melt of the EPP products formed of the part of contact obtains more.
Therefore, the part contacted with Second-Type core 116 is formed as particle and the grain of EPP expanded beads
The high density that interval between son is narrower, and the part contacted with the first core part 114 is formed as
The relatively wide low-density in interval between particle and the particle of EPP expanded beads, thus what final molding went out
EPP product has dual density.
Further, in the way of relative with the bottom surface of joint portion 114a, it is formed with reinforcement at Second-Type core 116
Muscle portion 116a, this reinforcement portion 116a are for strengthening the intensity of Second-Type core 116.
Additionally, be formed with at least more than one fastener hole 116b, this fastener hole at reinforcement portion 116a
116b is combined with the secure component 118 of the through arbitrary steam hole being inserted in multiple steam hole 114b.
It addition, as shown in Figure 2 b, the upper table of the Second-Type core 116 being bonded on portion 114a can be made
Face, less than the upper surface of the first core part 114, specifically, preferably makes the upper table of Second-Type core 116
Face is formed as compared with the upper surface of the first core part 114 low 0.1~0.2mm.
That is, the upper surface due to Second-Type core 116 is less than the upper surface of the first core part 114, therefore
Compared with the surface of the products formed of the part that the first core part 114 contacts relative melt obtain more and
The surface of the products formed of the part that Second-Type core 116 contacts is overheated, even if thus at products formed
Surface produces shrinkage phenomenon, and the integral surface of products formed also can be made to maintain uniform flatness.
Therefore, according to the EPP foaming product mould of one embodiment of the invention, have and can pass through molding
Operation disposal molding goes out to have the effect of the EPP product of dual density.
Additionally, have the effect that when the foaming of EPP product, be combined with injection moulded products by making
The density molding of predetermined portion of EPP product higher must improve intensity, therefore combine injection moulded products and
During EPP product, even if not pasting other non-woven fabrics at binding site can prevent the generation of noise yet, from
And productivity ratio and operating rate can be improved.
Above, referring to the drawings, preferred embodiments of the present invention have been disclosed for illustrative, but skill belonging to this area
In the range of art personnel will be understood that the technological thought of the present invention described in without departing from claims,
The present invention can be carried out various modifications and changes.
Description of reference numerals
110: core mold
112: core moulding portion
114: the first core part
114a: joint portion
114b: steam hole
114c: installation portion
116: Second-Type core
116a: reinforcement portion
116b: fastener hole
117: spatial portion
118: secure component
120: type cavity mould
122: mold cavity forming portion
Claims (5)
1. an EPP foaming product mould, by possessing the core mold in core moulding portion and possessing and institute
The type cavity mould in the mold cavity forming portion stating the combination of core moulding portion is constituted, it is characterised in that
Described core moulding portion is by possessing at least more than one the first core part of joint portion and being attached to institute
State joint portion Second-Type core constitute, wherein, described at least more than one joint portion bottom surface formed
Multiple steam hole, described first core part and described Second-Type core is had to be made up of material different from each other.
EPP the most according to claim 1 foams product mould, it is characterised in that
The upper surface of the described Second-Type core being attached to described joint portion is less than the upper of described first core part
Surface.
EPP the most according to claim 1 foams product mould, it is characterised in that
Medial surface in described joint portion is along the circumferential direction prominent is formed for what described Second-Type core was installed
Installation portion.
EPP the most according to claim 1 foams product mould, it is characterised in that
Described Second-Type core is by the fastening of the through arbitrary steam hole being inserted in the plurality of steam hole
Parts and be attached to described joint portion.
EPP the most according to claim 4 foams product mould, it is characterised in that
In the way of relative with the bottom surface of described joint portion, it is formed with reinforcement portion at described Second-Type core,
The fastener hole being combined with described secure component it is formed with in described reinforcement portion.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20150032451 | 2015-03-09 | ||
KR10-2015-0057800 | 2015-04-24 | ||
KR1020150057800A KR101610216B1 (en) | 2015-03-09 | 2015-04-24 | Epp foam-forming mold |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106064439A true CN106064439A (en) | 2016-11-02 |
Family
ID=55908053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510824509.2A Pending CN106064439A (en) | 2015-03-09 | 2015-11-24 | EPP foams product mould |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR101610216B1 (en) |
CN (1) | CN106064439A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101988360B1 (en) | 2017-08-18 | 2019-06-12 | 한화큐셀앤드첨단소재 주식회사 | Moving wear insert block type EPP molding mold assembly |
KR102212133B1 (en) | 2018-11-13 | 2021-02-03 | 한화솔루션 주식회사 | Steam flowability structure of wide common frame assembly for expanded foam molding |
KR102212147B1 (en) | 2018-11-13 | 2021-02-05 | 한화솔루션 주식회사 | Steam flowability structure of wide common frame assembly for expanded foam molding |
KR20200055285A (en) | 2018-11-13 | 2020-05-21 | 한화글로벌에셋 주식회사 | Wide common frame assembly for expanded foam molding |
KR20230007626A (en) | 2021-07-06 | 2023-01-13 | (주) 제로하우스 | Double density molding device capable of surface vitrification and molding method using the same |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781555A (en) * | 1987-01-07 | 1988-11-01 | Efp Corp. | Apparatus for forming molded patterns |
CN1139471C (en) * | 1998-03-31 | 2004-02-25 | 戴伸工业公司 | Synthetic resin internal foam molding machine and method |
CN102335990A (en) * | 2011-10-31 | 2012-02-01 | 长城汽车股份有限公司 | Production method and equipment of integrated multi-density polyurethane foaming products |
KR101134489B1 (en) * | 2010-01-22 | 2012-04-13 | (주)코모텍 | Manufacturing apparatus of foam-molding product and manufacturing method thereof |
CN102574316A (en) * | 2009-10-13 | 2012-07-11 | 三星电子株式会社 | Foamed resin product and foamed resin molding machine to manufacture the same |
CN104420983A (en) * | 2013-08-28 | 2015-03-18 | 沃尔沃汽车公司 | Sound isolation unit and production method thereof |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100650310B1 (en) | 2005-05-17 | 2006-11-27 | 광성기업 주식회사 | metallic mould for sunvisor panel |
JP5219521B2 (en) | 2008-01-08 | 2013-06-26 | 株式会社ジェイエスピー | Manufacturing method of floor spacer for automobile |
KR101294743B1 (en) | 2012-01-11 | 2013-08-08 | (주)엠코리아 | Manufacturing method of mold for foam article |
-
2015
- 2015-04-24 KR KR1020150057800A patent/KR101610216B1/en active IP Right Grant
- 2015-11-24 CN CN201510824509.2A patent/CN106064439A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781555A (en) * | 1987-01-07 | 1988-11-01 | Efp Corp. | Apparatus for forming molded patterns |
CN1139471C (en) * | 1998-03-31 | 2004-02-25 | 戴伸工业公司 | Synthetic resin internal foam molding machine and method |
CN102574316A (en) * | 2009-10-13 | 2012-07-11 | 三星电子株式会社 | Foamed resin product and foamed resin molding machine to manufacture the same |
KR101134489B1 (en) * | 2010-01-22 | 2012-04-13 | (주)코모텍 | Manufacturing apparatus of foam-molding product and manufacturing method thereof |
CN102335990A (en) * | 2011-10-31 | 2012-02-01 | 长城汽车股份有限公司 | Production method and equipment of integrated multi-density polyurethane foaming products |
CN104420983A (en) * | 2013-08-28 | 2015-03-18 | 沃尔沃汽车公司 | Sound isolation unit and production method thereof |
Also Published As
Publication number | Publication date |
---|---|
KR101610216B1 (en) | 2016-04-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106064439A (en) | EPP foams product mould | |
CN104511997B (en) | Method of manufacturing molded body and method of manufacturing seat parts for vehicles | |
CN105073308A (en) | Part obtained by selective melting of a powder comprising a main element and rigid secondary elements | |
CN106064648A (en) | Method for manufacturing bicycle seat cushion | |
TW202010615A (en) | Foam molded body, shoe component and manufacturing method thereof | |
CN105083085A (en) | Method for producing a seat backrest structure of a vehicle seat | |
CN106114603A (en) | A kind of vehicle steering with dual density EPP structure and manufacturing process thereof | |
WO2018159529A1 (en) | Vehicle seat cushion core | |
KR102336858B1 (en) | car seat cushion core | |
CN107932934A (en) | A kind of composite material blade Prefabricated part forming die and composite material blade prefabricated component | |
CN101341048A (en) | Decorative panel for inside of mechanically-propelled vehicle and method for producing decorative panel | |
CN102971125B (en) | The manufacture method of foam molded product, the manufacturing equipment of foam molded product and foam molded product | |
KR200470433Y1 (en) | Fastening Assembly for foam molding and Cushion Having The Fastening Assembly | |
KR101866091B1 (en) | Foamforming mold | |
CN103612358B (en) | For the foaming mould of the shaping soft instrument panel with air bag frame | |
CN105965902B (en) | For manufacturing the device of cushion | |
US7762606B2 (en) | One piece instrument panel exhibiting a two grain, two part appearance with surface defined separation groove and associated method for creating a master model for in turn making a production mold for producing multiple instrument panels according to a slush mold process | |
JP2012228788A (en) | Foamed molding, and method for manufacturing the same | |
KR101294743B1 (en) | Manufacturing method of mold for foam article | |
US20140227385A1 (en) | Expanded polypropylene foam-forming mold | |
JP6825891B2 (en) | Foamed resin molded products, foamed resin molded molds, foamed resin molded products manufacturing methods, and automobile parts | |
JP6188559B2 (en) | Manufacturing method of vehicle ceiling material and heating press mold used therefor | |
KR20130017049A (en) | Epp foam-forming mold and mold using the same | |
JP5874926B2 (en) | Manufacturing method of three-dimensional molded product | |
JP6853120B2 (en) | Vehicle interior materials and their manufacturing methods |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161102 |