CN104057623A - Computer housing manufacturing method and product thereof - Google Patents
Computer housing manufacturing method and product thereof Download PDFInfo
- Publication number
- CN104057623A CN104057623A CN201310084826.6A CN201310084826A CN104057623A CN 104057623 A CN104057623 A CN 104057623A CN 201310084826 A CN201310084826 A CN 201310084826A CN 104057623 A CN104057623 A CN 104057623A
- Authority
- CN
- China
- Prior art keywords
- computer casing
- hot pressing
- product
- pressing die
- computer
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3481—Housings or casings incorporating or embedding electric or electronic elements
Abstract
A computer housing manufacturing method and a product thereof. The method comprises the following steps: taking dipped plastic-containing shell-simulated fiber composite materials, stacking the shell-simulated fiber composite materials in an intersecting manner according to different angles to form a layered structure; putting the shell-simulated fiber composite materials with the layered structure in a hot pressing die with a vacuum-pumping structure; heating the hot pressing die to reach a temperature above the glass transition temperature of the plastic, performing vacuum-pumping, continuing heating the hot pressing die to reach the melting temperature of the plastic; performing hot pressing moulding, then cooling, opening the die, and taking the structural member out. The computer housing product is the product manufactured by the computer housing manufacturing method.
Description
[technical field]
The present invention relates to a kind of computer casing preparation method and products thereof, be specifically related to a kind of computer casing preparation method that adopts imitative shell fiber and products thereof.
[background technology]
Composite is to be combined by two or more material, base material and reinforcing material, is consisted of.Base material is continuous material in material forms, and reinforcing material is discontinuous material wherein.Conventionally the mechanical strength of reinforcing material is higher than base material, can reinforcement base material, and make synthetic composite obtain preferably mechanical strength.Due to superperformances such as composite have high strength, high stiffness, quality is light, corrosion-resistant and resistance to wear, be widely used in the fields such as aerospace industry, auto industry, shipping industry, medical treatment and sports equipment.
Although composite is of a great variety, wherein use most widely used person at most, surely belong to fiber strengthening high polymer composite.In composite fortifying fibre, such as carbon fiber, silicon carbide fibre, boron fibre and high performance glass fibre etc., it has the features such as high specific strength, specific stiffness, creep are little, good heat resistance, yet their breaking strain is little and toughness is lower, can not meet the requirement of high tenacity.
More tough than iron and steel and pottery, harder than plastics, shell can be rated as occurring in nature by the model of the rockiness of inorganic matter and organic toughness " perfect adaptation ".On network opening periodical < < scientific report > > under < < nature > >, report scientists is imitated the structure of shell and is produced new material-imitative shell fiber (ANFs/artificial
Nacre fibres), it is a kind of tencel, take Graphene and high-molecular organic material as raw material, adopts industrial conventional wet spinning fabrication techniques, and this imitative shell fiber can radiation proof and static (electric conductivity 0.24～4.88S m
-1), material not only hard, be rich in toughness (hot strength 125 ± 10MPa, modulus 8.2 ± 2.2GPa, percentage elongation～3.7%), anticorrosive, and can serialization preparation.The clothes being made into it can radiation proof and static, because tencel quality is light, also can make lighter flak jackets.
Meanwhile, the development of the product of special industry also more and more requires the frivolous requirement that simultaneously has high rigidity and obdurability concurrently.For example, the development trend of military project specification computer product is to slimming, lightweight, Strengthening and Toughening future development.The computer of military project specification is because its special environmental demand, requirement should damping resistance to falling again, yet the conventional material of existing military project computer mechanism part is diecast magnesium alloy, the shortcomings such as the existing moulding of extrusion process and magnesium alloy are perishable, after its die casting, the intensity of workpiece is because of shrinkage cavity, the risk that defect has increased damaged in its follow-up shock-resistant use and oxidation such as is mingled with.Also not yet see at present the case that above-mentioned special imitative shell Fiber Materials is applied on military project specification computer.
In view of this; be necessary to develop in fact a kind of computer casing preparation method; in this computer casing preparation method, will adopt imitative shell fiber to be used for the structural member of strong computer; it is obtained both frivolous, tough and can protect the computer casing product of superpower damping, radiation proof and the antistatic property of computer hardware data under particular surroundings again.
[summary of the invention]
Therefore; the object of this invention is to provide a kind of computer casing preparation method; in this computer casing preparation method, will adopt imitative shell fiber for strong computer architecture part; it is obtained both frivolous, tough and can protect the computer casing product of superpower damping, radiation proof and the antistatic property of computer hardware data under particular surroundings again.
In order to achieve the above object, computer casing preparation method of the present invention, it comprises the following steps:
(1) get the imitative shell fibrous composite of impregnation plastic cement, this imitative shell fibrous composite is intersected to the stacking layer structure that becomes according to different angles;
(2) the imitative shell fibrous composite of layer structure is put in the hot pressing die with Vacuuming structure;
(3) glass transition temperature that hot pressing die is heated to plastic cement starts to vacuumize above, and continues heat hot compression mould to the melt temperature of plastic cement;
(4) hot-forming rear cooling, after cooling, structural member is taken out in die sinking.
Especially, described plastic cement is thermosetting plastic or thermoplastic plastic, preferably adopts thermoplastic plastic.
Especially, afterwards, step (2) also comprises step to described step (1) before: at the imitative shell fibrous composite surface coverage thermoplastic film of layer structure.
Especially, the thickness of described thermoplastic film is 0.1mm～0.5mm.
Especially, in described step (2), Vacuuming structure is vavuum pump, and correspondingly hot pressing die is provided with the passage being connected with Vacuuming structure.
Especially, in described step (3), to the heating-up temperature of hot pressing die, it is 80 ℃～400 ℃.
Especially, described step (4) also comprises step (5) afterwards: mode moulding BOSS post and snap fit to penetrate in hot-forming or mould on structural member.
Especially, described step (5) also comprises step (6) afterwards: structural member outward appearance is processed, and this outward appearance is treated to polishing, sprays paint, hot transfer printing, water transfer printing or lagging are removed from office.
In addition, the present invention also provides a kind of computer casing product, and it is the product producing after described computer casing preparation method is made.
Especially, the meat of described product is thick is 0.4mm～2.0mm.
Compared to prior art, computer casing preparation method of the present invention and products thereof, by adopting imitative shell fiber to make the shell of strong computer, has following effect:
1, process rate significantly promotes, and processing procedure is short, and energy consumption is low, and the processing time is short, and during volume production, cost is low;
2, effectively reduce computer casing surface pores, reduced blemish;
3, obtain the computer casing of tool lightweight, slimming and Strengthening and Toughening;
4, the computer casing obtaining has high-impact, resistance toly falls, shellproof, the effects such as corrosion-resistant and antistatic, can be used in the computer of military discipline that demand is strong and work rule.
[accompanying drawing explanation]
Fig. 1 illustrates the flow chart of steps of computer casing preparation method one embodiment of the present invention.
The schematic diagram of one embodiment when Fig. 2 illustrates computer casing preparation method making of the present invention.
The schematic diagram of another embodiment when Fig. 3 illustrates computer casing preparation method making of the present invention.
[specific embodiment]
For object of the present invention, method step and effect are had to further understanding, be now described with reference to the accompanying drawings as follows:
Embodiment 1
Refer to Fig. 1 and Fig. 2, in the present embodiment, this computer casing preparation method comprises the following steps:
Step s101: get impregnation thermoplasticity PA(polyamide) imitative shell fibrous composite 300, this imitative shell fibrous composite 300, according to the stacking layer structure that becomes of different angles intersection, is then processed into 10 cun of military-industry rule notebook computer shell required forms;
Step s102: the imitative shell fibrous composite 300 of layer structure is put into the hot pressing die 100 with Vacuuming structure, and this Vacuuming structure is vavuum pump, is provided with the passage 200 being connected with this Vacuuming structure in this hot pressing die 100;
Step s103: hot pressing die 100 is heated to 200 ℃ of matched moulds shaped articles, be about to hot pressing die heating, after being heated to the glass transition temperature of thermoplasticity PA, above-mentioned Vacuuming structure vacuumizes hot pressing die 100, continue to be warmed up to the melt temperature molding structure part of thermoplasticity PA, by hot pressing die 100 is vacuumized, make imitative shell fibrous composite 300 inside without bubble;
Step s104: after structural member moulding, when hot pressing die 100 is cooled to 50 ℃ of left and right, structural member is taken out in die sinking;
Hot-forming BOSS(projection on structural member) and snap fit step s105:, the material of this BOSS and snap fit is identical with the material of structural member;
Step s106: computer casing outward appearance after moulding is processed, this outward appearance process can be to computer casing polish, spray paint, hot transfer printing, water transfer printing or lagging remove from office.
Embodiment 2
Refer to Fig. 3, in the present embodiment, this computer casing preparation method comprises the following steps:
Step s201: get the imitative shell fibrous composite 300 of impregnation thermoplasticity PA, this imitative shell fibrous composite 300, according to stacking the becoming after layer structure of different angles intersection, is processed into 15 cun of military-industry rule notebook computer shell required forms; Then getting thickness is the thermoplasticity PA film 400 of 0.1mm, is also made into 15 cun of military-industry rule notebook computer shell required forms;
Step s202: described thermoplasticity PA film 400 is put in to the orlop in the hot pressing die 100 with Vacuuming structure, then on thermoplasticity PA film 400, place the imitative shell fibrous composite 300 of above-mentioned layer structure, and continuation cover heating plasticity PA film 400 on this imitative shell fibrous composite 300, in the present embodiment, this Vacuuming structure is vavuum pump, is provided with the passage 200 being connected with this Vacuuming structure in this hot pressing die 100;
Step s203: hot pressing die 100 is heated to 290 ℃ of matched moulds shaped articles, be about to hot pressing die 100 heating, after being heated to the glass transition temperature of thermoplasticity PA, above-mentioned Vacuuming structure vacuumizes hot pressing die 100, continues to be warmed up to the melt temperature molding structure part of thermoplasticity PA;
Structural member upper strata and lower floor via this step moulding are thermoplasticity PA film 400, middle is the imitative shell fibrous composite 300 of impregnation thermoplasticity PA, thermoplasticity PA film 400 is covered in to this imitative shell fibrous composite 300 surfaces, and the two is combined as a whole through heating mode, to make it, this thermoplasticity PA film 400 covered imitative shell fibrous composite 300 surfaces as bubble or defects i.e.cracks, make the outward appearance of product neat, facilitate the outward appearance of subsequent product to process, and by hot pressing die 100 is vacuumized, make imitative shell fibrous composite 300 inside without bubble,
Step s204: after structural member moulding, when hot pressing die 100 is cooled to 45 ℃ of left and right, structural member is taken out in die sinking;
Step s205: hot-forming BOSS and snap fit on structural member, the material of this BOSS and snap fit is identical with the material of computer architecture part;
Step s206: computer casing outward appearance after moulding is processed, this outward appearance process can be to computer casing polish, spray paint, hot transfer printing, water transfer printing or lagging remove from office.
Embodiment 3
In the present embodiment, this computer casing preparation method comprises the following steps:
Step s301: the imitative shell fibrous composite of getting impregnation thermoplastic abs (acrylonitrile-butadiene-styrene (ABS)), this imitative shell fibrous composite, according to stacking the becoming after layer structure of different angles intersection, is processed into 15 cun of military-industry rule notebook computer shell required forms; Then getting thickness is thermoplastic abs/PMMA film of 0.3mm, is also made into 15 cun of notebook computer shell required forms;
Step s302: described thermoplastic abs/PMMA film is put in to the orlop in the hot pressing die with Vacuuming structure, then on thermoplastic abs/PMMA film, place the imitative shell fibrous composite of above-mentioned layer structure, and continuation cover heating plasticity ABS/PMMA film on this imitative shell fibrous composite, in the present embodiment, this Vacuuming structure is vavuum pump, is provided with the passage being connected with this Vacuuming structure in this hot pressing die;
Step s303: hot pressing die is heated to 110 ℃ of matched moulds shaped articles, be about to hot pressing die heating, after being heated to the glass transition temperature of thermoplastic abs, above-mentioned Vacuuming structure vacuumizes hot pressing die, continues to be warmed up to the melt temperature molding structure part of thermoplastic abs;
Its upper strata of structural member and lower floor via this step moulding are thermoplastic abs/PMMA film, middle is the imitative shell fibrous composite of impregnation thermoplastic abs, thermoplastic abs/PMMA film is covered in to this imitative shell fibrous composite surface, and the two is combined as a whole through heating mode, to make it, this thermoplastic abs/PMMA film covered imitative shell fibrous composite surface as bubble or defects i.e.cracks, make the outward appearance of product neat, facilitate the outward appearance of subsequent product to process, and by hot pressing die is vacuumized, make imitative shell fibrous composite inside without bubble,
Step s304: after structural member moulding, when hot pressing die is cooled to 50 ℃ of left and right, structural member is taken out in die sinking;
Step s305: insert-molding BOSS and snap fit on structural member, the structural member that is about to computer is placed in injection mold, then injection mo(u)lding BOSS and snap fit on the structural member of this computer, the material of this BOSS and snap fit can be high rigid material;
Step s306: computer casing outward appearance after moulding is processed, this outward appearance process can be to computer casing polish, spray paint, hot transfer printing, water transfer printing or lagging remove from office.
Embodiment 4
In the present embodiment, this computer casing preparation method comprises the following steps:
Step s401: get impregnation thermoplasticity PC(Merlon) imitative shell fibrous composite, will imitate shell fibrous composite according to stacking the becoming after layer structure of different angles intersection, be processed into 17 cun of military-industry rule notebook computer shell required forms; Then getting thickness is the thermoplasticity PC/PMMA film of 0.5mm, is also made into 17 cun of military-industry rule notebook computer shell required forms;
Step s402: described thermoplasticity PC/PMMA film is put in to orlop in the hot pressing die with Vacuuming structure, then on thermoplasticity PC/PMMA film, place the imitative shell fibrous composite of above-mentioned layer structure, and continuation cover heating plasticity PC/PMMA film on this imitative shell fibrous composite, in the present embodiment, this Vacuuming structure is vavuum pump, is provided with the passage being connected with this Vacuuming structure in this hot pressing die;
Step s403: hot pressing die is heated to 200 ℃ of matched moulds shaped articles, be about to hot pressing die heating, after being heated to the glass transition temperature of thermoplastic resin PC, above-mentioned Vacuuming structure vacuumizes hot pressing die, continues to be warmed up to the melt temperature molding structure part of thermoplastic resin PC;
Its upper strata of structural member and lower floor via this step moulding are thermoplasticity PC/PMMA film, middle is the imitative shell fibrous composite of impregnation thermoplasticity PC, thermoplasticity PC/PMMA film is covered in to this imitative shell fibrous composite surface, and the two is combined as a whole through heating mode, to make it, this thermoplasticity PC/PMMA film covered imitative shell fibrous composite surface as bubble or defects i.e.cracks, make the outward appearance of product neat, facilitate the outward appearance of subsequent product to process, and by hot pressing die is vacuumized, make imitative shell fibrous composite inside without bubble,
Step s404: after formed product, when hot pressing die is cooled to 60 ℃ of left and right, structural member is taken out in die sinking;
Step s405: insert-molding BOSS and snap fit on the structural member of computer, the structural member that is about to computer is placed in injection mold, then injection mo(u)lding BOSS and snap fit on the structural member of this computer, the material of this BOSS and snap fit can be high rigid material;
Step s406: computer casing outward appearance after moulding is processed, this outward appearance process can be to computer casing polish, spray paint, hot transfer printing, water transfer printing or lagging remove from office.
In addition, the present invention also provides a kind of computer casing product, and it is the product producing after described computer casing preparation method is made, and the meat of this product is thick is 0.4mm～2.0mm.
Compared to prior art, computer casing preparation method of the present invention and products thereof, by adopting imitative shell fiber to make the shell of strong computer, has following effect:
1, process rate significantly promotes, and processing procedure is short, and energy consumption is low, and the processing time is short, and during volume production, cost is low;
2, effectively reduce computer casing surface pores, reduced blemish;
3, obtain the computer casing of tool lightweight, slimming and Strengthening and Toughening;
4, the computer casing obtaining has high-impact, resistance toly falls, shellproof, the effects such as corrosion-resistant and antistatic, can be used in the computer of military discipline that demand is strong and work rule.
Claims (10)
1. a computer casing preparation method, is characterized in that, comprises the following steps:
(1) get the imitative shell fibrous composite of impregnation plastic cement, this imitative shell fibrous composite is intersected to the stacking layer structure that becomes according to different angles;
(2) the imitative shell fibrous composite of layer structure is put in the hot pressing die with Vacuuming structure;
(3) glass transition temperature that hot pressing die is heated to plastic cement starts to vacuumize above, and continues heat hot compression mould to the melt temperature of plastic cement;
(4) hot-forming rear cooling, after cooling, the structural member of computer is taken out in die sinking.
2. computer casing preparation method as claimed in claim 1, is characterized in that, described plastic cement is thermosetting plastic or thermoplastic plastic.
3. computer casing preparation method as claimed in claim 1, is characterized in that, afterwards, step (2) also comprises step to described step (1) before: at the imitative shell fibrous composite surface coverage thermoplastic film of layer structure.
4. computer casing preparation method as claimed in claim 3, is characterized in that, the thickness of described thermoplastic film is 0.1mm～0.5mm.
5. computer casing preparation method as claimed in claim 1, is characterized in that, in described step (2), Vacuuming structure is vavuum pump, and correspondingly hot pressing die is provided with the passage being connected with Vacuuming structure.
6. computer casing preparation method as claimed in claim 1, is characterized in that, in described step (3), to the heating-up temperature of hot pressing die, is 80 ℃～400 ℃.
7. the computer casing preparation method as described in any one in claim 1 to 6, is characterized in that, described step (4) also comprises step (5) afterwards: mode moulding BOSS and snap fit to penetrate in hot-forming or mould on structural member.
8. computer casing preparation method as claimed in claim 7, is characterized in that, described step (5) also comprises step (6) afterwards: structural member outward appearance is processed, and this outward appearance is treated to polishing, sprays paint, hot transfer printing, water transfer printing or lagging are removed from office.
9. a computer casing product, is characterized in that, this computer casing product is the product producing after the computer casing preparation method described in claim 1-8 is made.
10. computer casing product as claimed in claim 9, is characterized in that, the meat of described product is thick is 0.4mm～2.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310084826.6A CN104057623A (en) | 2013-03-18 | 2013-03-18 | Computer housing manufacturing method and product thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310084826.6A CN104057623A (en) | 2013-03-18 | 2013-03-18 | Computer housing manufacturing method and product thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN104057623A true CN104057623A (en) | 2014-09-24 |
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ID=51545680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310084826.6A Pending CN104057623A (en) | 2013-03-18 | 2013-03-18 | Computer housing manufacturing method and product thereof |
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| CN (1) | CN104057623A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105400172A (en) * | 2015-12-17 | 2016-03-16 | 黑龙江大学 | High-temperature-resistant impact-resistant computer display shell |
| CN105619840A (en) * | 2015-08-25 | 2016-06-01 | 周友军 | Synchronous molding and coating process for carbon fiber composite material |
| CN106476302A (en) * | 2015-09-02 | 2017-03-08 | 明安国际企业股份有限公司 | The manufacture method of complex fiber material shell |
| CN106541562A (en) * | 2015-09-18 | 2017-03-29 | 汉达精密电子(昆山)有限公司 | The preparation method of thermoplastic material product and its corresponding product |
| CN108454067A (en) * | 2017-02-20 | 2018-08-28 | 汉达精密电子(昆山)有限公司 | The forming method of film article and its corresponding film article |
| CN110520282A (en) * | 2016-12-23 | 2019-11-29 | 科思创聚合物（中国）有限公司 | A kind of method being manufactured product and the moulded products thus manufactured |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619840A (en) * | 2015-08-25 | 2016-06-01 | 周友军 | Synchronous molding and coating process for carbon fiber composite material |
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| CN110520282A (en) * | 2016-12-23 | 2019-11-29 | 科思创聚合物（中国）有限公司 | A kind of method being manufactured product and the moulded products thus manufactured |
| CN110520282B (en) * | 2016-12-23 | 2022-04-12 | 科思创聚合物（中国）有限公司 | Method for producing shaped articles and shaped articles produced thereby |
| CN108454067A (en) * | 2017-02-20 | 2018-08-28 | 汉达精密电子(昆山)有限公司 | The forming method of film article and its corresponding film article |
| CN108454067B (en) * | 2017-02-20 | 2020-04-21 | 汉达精密电子(昆山)有限公司 | Method for forming film product and corresponding film product |
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Application publication date: 20140924 |
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