CN101746069A - Fiber strengthening high polymer shell and production method thereof - Google Patents
Fiber strengthening high polymer shell and production method thereof Download PDFInfo
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- CN101746069A CN101746069A CN200810181716A CN200810181716A CN101746069A CN 101746069 A CN101746069 A CN 101746069A CN 200810181716 A CN200810181716 A CN 200810181716A CN 200810181716 A CN200810181716 A CN 200810181716A CN 101746069 A CN101746069 A CN 101746069A
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Abstract
The invention discloses a fiber strengthening high polymer shell and a production method thereof. According to the invention, the shell comprises a multilayer structure, an intermedium, a structural component. The multilayer structure is formed by stacking and moulding a plurality of layers of fiber strengthening high polymer pads. The intermedium is arranged on one surface of the multilayer structure. The structural component is made of high polymer materials, and is formed with the multilayer structure at once on the intermedium. Because the shell and the structural component thereon are formed together at once, the invention can effectively reduce the manufacturing cost of the shell, and enhances the bonding strength of the shell and the structural component.
Description
Technical field
The present invention relates to a kind of housing (casing) and manufacture method thereof, and especially, the present invention relates to a kind of fiber strengthening high polymer shell (fiber-reinforced polymeric casing) and manufacture method thereof.
Background technology
In order to reduce weight, multiple macromolecular material has been widely used on the housing of electronic product, for example, and thermosetting resin (thermosetting resine) or thermoplastic resin (thermoplastic resine).And then in order to promote the intensity of the housing that macromolecular material makes, the degree that fibre strengthening thermoset macromolecule material and fiber-reinforced thermoplastic macromolecular material are employed also increases day by day.But, adopt fibre strengthening thermoset macromolecule material or fiber-reinforced thermoplastic macromolecular material to make housing, need to adopt far different technology.
Adopt the fibre strengthening thermoset macromolecule material to make housing, general using vacuum forming technique (vacuum molding process) is carried out.At first, fibre strengthening thermosetting polymer pad (fiber-reinforced thermosetting polymeric mat) cutting in advance is attached on the mould inner wall again.Then, the mould that is pasted with fibre strengthening thermosetting polymer pad is placed in the vacuum still, vacuumizes, rises to proper temperature.At last, the mould that is pasted with fibre strengthening thermosetting polymer pad takes out in the vacuum still, and the made housing demoulding of fibre strengthening thermosetting polymer pad is finished.
Adopt the fiber-reinforced thermoplastic macromolecular material to make housing, general using hot press forming technology (hot press molding process) is carried out.At first, fiber-reinforced thermoplastic polymeric pad (fiber-reinforced thermoplastic polymeric mat) cutting in advance is attached on the bed die inwall again.Then, the hot pressing program is carried out in mold and bed die pressing.At last, the fiber-reinforced thermoplastic high polymer shell of moulding is from the bed die demoulding.
If in the design structural element (structural part) need be set on the inwall of fiber strengthening high polymer shell, structural element only can or utilize two-sided gum to engage or was fitted on the inwall of in type fiber strengthening high polymer shell in a glue mode in the past.Yet, the structural element on the above-mentioned inwall that is arranged on fiber strengthening high polymer shell, its with housing between engage and be not sufficient to deal with follow-up long-term use.
In addition, existing prior art develops in type fiber strengthening high polymer shell is placed in the ejection shaping die, again row ejection formation structural element on the inwall of fiber strengthening high polymer shell.This kind practice can promote the bond strength between structural element and housing.But in the ejection formation process, problems such as problem of appearance, distortion take place in former in type fiber strengthening high polymer shell easily.And the moulding of fiber strengthening high polymer shell need be used one group of mould, and the moulding of the structural element on the inwall of fiber strengthening high polymer shell need be used another group mould, makes that whole manufacturing cost is too high.
Along with the fiber strengthening high polymer material is applied in the sustainable development that housing is made, do not see yet fiber strengthening high polymer shell is arranged and on it between structural element disposal molding and structural element and housing the good technology of conjugation grade be suggested.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of fiber strengthening high polymer shell and manufacture method thereof.According to housing of the present invention and structural element disposal molding on it, can effectively reduce the manufacturing cost of housing, and strengthen the bond strength between housing and structural element.
According to a viewpoint of the present invention, the invention provides a kind of fiber strengthening high polymer shell.According to the fiber strengthening high polymer shell of a preferred embodiment of the present invention, it comprises a sandwich construction, an intermediate medium and a structural element.Plastotype multi-layer fiber reinforcement polymeric pad forms sandwich construction by piling up also.Intermediate medium is arranged on the surface of this sandwich construction.Structural element comprises a macromolecular material, and with the sandwich construction disposal molding on intermediate medium.In a specific embodiment, intermediate medium is a metal material or a plastic material.In a specific embodiment, structural element utilizes a jetting formation process to come moulding.
According to another viewpoint of the present invention, the invention provides a kind of method of manufacturing one fiber strengthening high polymer shell.According to the method for a preferred embodiment of the present invention, at first, piling up also, plastotype multi-layer fiber reinforcement polymeric pad forms a sandwich construction.Then, the method according to this invention is provided with an intermediate medium on a surface of sandwich construction.At last, the method according to this invention disposable moulding on intermediate medium comprises the structural element and the sandwich construction of a macromolecular material.In a specific embodiment, intermediate medium is a metal material or a plastic material.In a specific embodiment, the moulding of structural element utilizes a jetting formation process to carry out.
Useful technique effect of the present invention is, according to housing of the present invention and structural element disposal molding on it, can effectively reduce the manufacturing cost of housing, and strengthen the bond strength between housing and structural element.
For above-mentioned feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Figure 1A be according to a preferred embodiment of the present invention a kind of fiber strengthening high polymer shell and the schematic diagram of one section.
Figure 1B is according to a kind of fiber strengthening high polymer shell of another preferred embodiment of the present invention and the schematic diagram of one section.
The cross sectional view of Fig. 2 A to Fig. 2 D signal is in order to the method for signal according to a kind of manufacturing one fiber strengthening high polymer shell of a preferred embodiment of the present invention.
The specific embodiment
The invention provides a kind of fiber strengthening high polymer shell and manufacture method thereof.According to fiber strengthening high polymer shell of the present invention and structural element disposal molding on it, and bond strength therebetween is good.Below in detail preferred embodiment of the present invention will be described in detail, in order to the feasibility on abundant explanation feature of the present invention, spirit, advantage and the product volume production.
See also Figure 1A, Figure 1A is according to a kind of fiber strengthening high polymer shell 1 of a preferred embodiment of the present invention and the schematic diagram of one section.Fiber strengthening high polymer shell 1 according to preferred embodiment of the present invention comprises a sandwich construction (multi-layer structure) 12, one intermediate medium (intermediumfilm) 16 and a structural element 18.
Shown in Figure 1A, sandwich construction 12 is piled up by multi-layer fiber reinforcement polymeric pad (fiber reinforcedpolymeric mat) 14 and plastotype forms.Had the inner surface 124 that an outer surface 122 and is curved surface by the sandwich construction 12 of plastotype.
In a specific embodiment, described multi-layer fiber is strengthened polymeric pad 14 and is comprised a thermoset macromolecule material (thermosetting polymer) or a thermoplastic macromolecule material (thermoplasticpolymer).
Be shown in Figure 1A equally, this intermediate medium 16 is arranged on the inner surface 124 of sandwich construction 12.Structural element 18 comprises a macromolecular material, and is arranged on this intermediate medium 16, shown in Figure 1A.In the forming process of structural element 18, sandwich construction 12 is also simultaneously by moulding.That is to say fiber strengthening high polymer shell 1 and 18 moulding simultaneously of the structural element on it, promptly so-called " disposal molding ".
In a specific embodiment, structural element 18 utilizes a jetting formation process (injectionmolding process) to be molded on the intermediate medium 16.What need emphasize is, in this jetting formation process process, and sandwich construction 12 moulding in the lump.
It should be noted that in addition because the importing of intermediate medium 16, fiber strengthening high polymer shell 1 can avoid taking place problems such as problem of appearance, distortion in forming process.Intermediate medium 16 provides good medium, and structural element 18 can firmly be fixed on the surface of housing 1.In addition, at the consideration in the design, utilize the manufactured materials of selecting suitable intermediate medium 16 for use, intermediate medium 16 can strengthen housing 1 whole rigidity, or makes housing 1 have other physical characteristic, for example, and the protective benefits of electromagnetic interference.In a specific embodiment, intermediate medium 16 is a metal material or a plastic material.
In addition, the bond strength between further reinforced structure parts 18 and the housing 1 sees also Figure 1B, and in another preferred embodiment, intermediate medium 16 can have a plurality of through holes 162.Adopt jetting formation process to come in the process of moulding in a plurality of structural elements 18, the part material of the macromolecular material of injecting injects a plurality of through holes 162 and then is bonded together with intermediate medium 16, or is bonded together with sandwich construction 12.Thus, the bond strength between structural element 18 and the housing 1 is reinforced.Wherein, whether form through hole 162 on the intermediate medium 16, the manufactured materials that need look intermediate medium 16 decides.When the intermolecular bridge formation power of middle medium 16 and structural element 18, sandwich construction 12 is not enough, just need the design of increase through hole.If intermediate medium 16 and structural element 18, that sandwich construction 12 is all macromolecular material is made, the design that can omit through hole.
The parts identical with Reference numeral among Figure 1A are existing each material layer that has described in detail in Figure 1B, seldom do at this and give unnecessary details.
See also Fig. 2 A to Fig. 2 D, described accompanying drawing be cross sectional view in order to shown in according to the method for a kind of manufacturing one fiber strengthening high polymer shell of a preferred embodiment of the present invention.Below will do one to this method elaborates.
The method according to this invention at first, is piled up and the plastotype multi-layer fiber is strengthened polymeric pad 14 and formed a sandwich construction 12, is wherein had the inner surface 124 that an outer surface 122 and is curved surface by the sandwich construction 12 of plastotype.In a specific embodiment, shown in Fig. 2 A, multi-layer fiber is strengthened polymeric pad 14 cuttings in advance, is set on the inwall of a bed die 22 again, and is stacked to desired thickness.In practical application, a fixed head 24 can be arranged on the edge of sandwich construction 12, to assist the plastotype of sandwich construction 12.
In another preferred embodiment, piling up also, the step of plastotype multi-layer fiber reinforcement polymeric pad 14 further comprises the program of described multi-layer fiber being strengthened polymeric pad 14 immersions one resin.
Then, shown in Fig. 2 B, the method according to this invention is provided with an intermediate medium 16 on the inner surface 124 of sandwich construction 12.In a specific embodiment, intermediate medium 16 is a metal material or a plastic material.
At last, the method according to this invention is on intermediate medium 16, and disposal molding comprises the structural element 18 and the sandwich construction 12 of a macromolecular material.In a specific embodiment, structural element 18 utilizes a jetting formation process to be molded on the intermediate medium 16.Utilize describing shown in Fig. 2 C and Fig. 2 D of jetting formation process about structural element 18, a mold 26 and bed die 22 closures that each material layer has been set shown in Fig. 2 B advance then to carry out jetting formation process.What need emphasize is, in this jetting formation process process, and sandwich construction 12 moulding in the lump.Subsequently, mold 26 separates with bed die 22 shown in Fig. 2 D, and structural element 18 promptly is molded on the intermediate medium 16.And then promptly finish the fiber strengthening high polymer shell 1 shown in Figure 1A after the demoulding.
In another preferred embodiment, intermediate medium 16 can form a plurality of through holes 162 shown in Figure 1B on it in advance.Adopt jetting formation process to come in the process of moulding in described a plurality of structural elements 18, the part material of the macromolecular material of injecting injects described a plurality of through hole 162 and then is bonded together with intermediate medium 16, or is bonded together with sandwich construction 12.Thus, the bond strength between structural element 18 and the housing 1 is reinforced.
In addition, above-mentioned about the design on the disposable jetting formation process, also can be so that the jetting formation process design of corresponding two the above dynamic models of a more existing cover half for example, is designed to this mold 26 cover half and two bed dies (dynamic model) 22 are replaced ejection formation.The design of this kind ejection formation, a bed die are when carrying out operations for forming, and another bed die is pickup outside and the existing operation of execution ejection formation then.Thus, whole production operational security height, and can enhance productivity.
Described in detail about preferred embodiment of the present invention by above, it has the advantage of disposal molding according to fiber strengthening high polymer shell of the present invention can to know understanding, but does not have the shortcoming of prior art generation problem of appearance, problem on deformation.And in the design of technology, can adopt the jetting formation process design of corresponding two the above dynamic models of a cover half, significantly, significantly promote the feasibility on the product volume production.
Though the present invention discloses as above with specific embodiment; yet it is only in order to illustrate technology contents of the present invention; and be not with narrow sense of the present invention be defined in this embodiment; the personnel that have common knowledge in the technical field under any; without departing from the spirit and scope of the present invention; can do a little change and retouching, so protection scope of the present invention should be looked the scope that claims define and is as the criterion.
Claims (13)
1. method of making fiber strengthening high polymer shell is characterized in that said method comprises the following step:
(a) piling up also, plastotype multi-layer fiber reinforcement polymeric pad forms sandwich construction;
(b) on the surface of above-mentioned sandwich construction, intermediate medium is set; And
(c) disposable moulding comprises the structural element and the above-mentioned sandwich construction of macromolecular material on above-mentioned intermediate medium.
2. method according to claim 1 is characterized in that, in step (a), said method also comprises the following step:
Above-mentioned multi-layer fiber is strengthened polymeric pad immerse resin.
3. method according to claim 1 is characterized in that, step (c) utilizes jetting formation process to carry out.
4. method according to claim 3 is characterized in that above-mentioned intermediate medium has a plurality of through holes, and in above-mentioned jetting formation process process, the part material of above-mentioned macromolecular material is bonded together by above-mentioned a plurality of through holes and above-mentioned intermediate medium.
5. method according to claim 3 is characterized in that above-mentioned intermediate medium has a plurality of through holes, and in above-mentioned jetting formation process process, the part material of above-mentioned macromolecular material is bonded together by above-mentioned a plurality of through holes and above-mentioned sandwich construction.
6. method according to claim 1 is characterized in that, above-mentioned macromolecular material is a plastic material.
7. method according to claim 1 is characterized in that, above-mentioned intermediate medium is metal material or plastic material.
8. a fiber strengthening high polymer shell is characterized in that, comprises:
Sandwich construction, plastotype multi-layer fiber reinforcement polymeric pad forms above-mentioned sandwich construction by piling up also;
Intermediate medium, above-mentioned intermediate medium are arranged on the surface of above-mentioned sandwich construction; And
Structural element, said structure parts comprise macromolecular material and with above-mentioned sandwich construction disposal molding on above-mentioned intermediate medium.
9. fiber strengthening high polymer shell according to claim 8 is characterized in that, above-mentioned multi-layer fiber is strengthened polymeric pad and comprised thermoset macromolecule material or thermoplastic macromolecule material.
10. fiber strengthening high polymer shell according to claim 8 is characterized in that, above-mentioned intermediate medium is metal material or plastic material.
11. fiber strengthening high polymer shell according to claim 8 is characterized in that, the said structure parts utilize jetting formation process to come moulding.
12. fiber strengthening high polymer shell according to claim 11 is characterized in that, above-mentioned intermediate medium has a plurality of through holes, and the part material of above-mentioned macromolecular material is bonded together by above-mentioned a plurality of through holes and above-mentioned intermediate medium.
13. fiber strengthening high polymer shell according to claim 11 is characterized in that, above-mentioned intermediate medium has a plurality of through holes, and the part material of above-mentioned macromolecular material is bonded together by above-mentioned a plurality of through holes and above-mentioned sandwich construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810181716A CN101746069A (en) | 2008-12-04 | 2008-12-04 | Fiber strengthening high polymer shell and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810181716A CN101746069A (en) | 2008-12-04 | 2008-12-04 | Fiber strengthening high polymer shell and production method thereof |
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| CN101746069A true CN101746069A (en) | 2010-06-23 |
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| CN200810181716A Pending CN101746069A (en) | 2008-12-04 | 2008-12-04 | Fiber strengthening high polymer shell and production method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781702A (en) * | 2000-09-18 | 2006-06-07 | 韦吾泽罗公司 | Multi-layered structures and methods for manufacturing the multi-layered structures |
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- 2008-12-04 CN CN200810181716A patent/CN101746069A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781702A (en) * | 2000-09-18 | 2006-06-07 | 韦吾泽罗公司 | Multi-layered structures and methods for manufacturing the multi-layered structures |
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Application publication date: 20100623 |