CN104476108A - Method and device for producing electronic product shell - Google Patents
Method and device for producing electronic product shell Download PDFInfo
- Publication number
- CN104476108A CN104476108A CN201410493966.3A CN201410493966A CN104476108A CN 104476108 A CN104476108 A CN 104476108A CN 201410493966 A CN201410493966 A CN 201410493966A CN 104476108 A CN104476108 A CN 104476108A
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- China
- Prior art keywords
- frame
- shell
- shape
- electronic product
- stock
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Forging (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a method and device for producing an electronic product shell. One specific embodiment of the method comprises the steps of: processing a blank to obtain a frame section bar of the shell, and the shape of any one cross section of the frame section bar is the same as the frame shape of the shell; cutting the frame section bar to obtain multiple frame units; and processing the frame units into the shell. By the method, mass production of the frame units is realized, and the production efficiency of the electronic product shell is improved.
Description
Technical field
The application relates to field of computer technology, is specifically related to field of terminal technology, particularly relates to the method and apparatus of the shell making electronic product.
Background technology
The shell of electronic product is for supporting, connecting and protect the electronic unit being positioned at shell, and wherein, metal and alloy type shell have good heat dispersion and higher hardness.
Current metal or alloy class shell, usually according to the finished size of electronic product, consider allowance, determine the size of blanking, as shown in Figure 1, select the metal or alloy class plate cutting meeting blank size, then on metal or alloy class plate 101 after dicing by repeatedly forging and pressing, process general outline and the feature image 102 of shell, then go out minutia by CNC numerical control machining center by repeatedly Milling Process, obtain the shell 103 of electronic product.
Summary of the invention
This application provides a kind of method and apparatus making the shell of electronic product.
On the one hand, this application provides the method for the shell making electronic product, described method comprises: processing stock, and obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell; Cut described shape of peripheral frame, obtain multiple frame unit; Frame unit described in each is processed into described shell.
In some embodiments, described processing stock, obtains the shape of peripheral frame of described shell, comprising: extruding stock, obtains shape of peripheral frame; Or casting stock, obtain shape of peripheral frame.
In some embodiments, described stock is metal stock.
In some embodiments, described extruding stock, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame.
In some embodiments, described extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 450 degrees Celsius, obtains shape of peripheral frame.
In some embodiments, the described shape of peripheral frame of described cutting, obtains multiple frame unit, comprising: according to the thickness of described electronic product, processing quantity and allowance, cut described shape of peripheral frame and obtain frame section; Thickness according to single described electronic product cuts described frame section, obtains frame unit.
In some embodiments, described frame unit described in each is processed into described shell, comprises: frame unit described in each is processed into frame finished product; In conjunction with inserts in described frame finished product, obtain described shell.
In some embodiments, described frame unit described in each is processed into frame finished product, comprises: by Digit Control Machine Tool CNC, frame unit described in each is processed into frame finished product.
In some embodiments, described inserts is the parts obtained by the molding mode of plastics injection moulding, metal stamping and/or die cast metal.
In some embodiments, described in described frame finished product in conjunction with inserts, comprising: in described frame finished product injection moulding embed, welding and/or paste attachment inserts.
Second aspect, this application provides the device of the shell making electronic product, described device comprises: frame former, for processing stock, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell; Frame cutting equipment, for cutting described shape of peripheral frame, obtains multiple frame unit; Shell forming device, is processed into described shell by frame unit described in each.
In some embodiments, described frame former comprises: extrusion equipment, for extruding stock, obtains shape of peripheral frame; Or Casting Equipment, for casting stock, obtain shape of peripheral frame.
In some embodiments, described stock is metal stock.
In some embodiments, described extruding stock, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame.
In some embodiments, described extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 450 degrees Celsius, obtains shape of peripheral frame.
In some embodiments, the described shape of peripheral frame of described cutting, obtains multiple frame unit, comprising: according to the thickness of described electronic product, processing quantity and allowance, cut described shape of peripheral frame and obtain frame section; Thickness according to single described electronic product cuts described frame section, obtains multiple frame unit.
In some embodiments, described shell forming device, comprising: frame process equipment, for frame unit described in each is processed into frame finished product; Bonding apparatus, in described frame finished product in conjunction with inserts, obtain described shell.
In some embodiments, described frame process equipment, comprising: CNC, for frame unit described in each being processed into frame finished product by CNC.
In some embodiments, described inserts is the parts obtained by the molding mode of plastics injection moulding, metal stamping and/or die cast metal.In some embodiments, described in described frame finished product in conjunction with inserts, comprising: in described frame finished product injection moulding embed, welding and/or paste attachment inserts.
The method and apparatus of the shell of the making electronic product that the application provides, by processing stock, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell, cut described shape of peripheral frame subsequently, obtain multiple frame unit, finally frame unit described in each is processed into described shell, achieve batch machining frame unit, thus improve the efficiency of the shell making electronic product.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 is the machining sketch chart of the shell manufacturing electronic product in background technology;
Fig. 2 is the flow chart that the application makes an embodiment of the method for the shell of electronic product;
Fig. 3 is the machining sketch chart that the application makes the method for the shell of electronic product;
Fig. 4 is the state diagram that frame unit that application the application method of making the shell of electronic product obtains is machined to frame finished product;
Fig. 5 is the effect schematic diagram in conjunction with inserts in the frame unit obtained in application the application method of making the shell of electronic product;
Fig. 6 is the structural representation of an embodiment of the device of the shell making electronic product.
Detailed description of the invention
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining related invention, but not the restriction to this invention.It also should be noted that, for convenience of description, in accompanying drawing, illustrate only the part relevant to Invention.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
Please refer to Fig. 2, it illustrates the flow process 200 of an embodiment of the method for the shell making electronic product.The present embodiment is mainly applied in this way in electronic product and illustrates, this terminal can comprise smart mobile phone, panel computer, E-book reader, MP3 player (Moving Picture Experts Group Audio Layer III, dynamic image expert compression standard audio frequency aspect 3), MP4 (Moving Picture Experts Group Audio Layer IV, dynamic image expert compression standard audio frequency aspect 4) player, pocket computer on knee and desktop computer etc.The method of the shell of described making electronic product, comprising:
Step 201, processing stock, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell;
In the present embodiment, described processing stock, obtains the shape of peripheral frame of described shell, can be processed, comprising by different means to stock: extruding stock, obtains shape of peripheral frame; Or casting stock, obtain shape of peripheral frame.Wherein, extruding to refer to drift or punch the blank pressurization be placed in die, makes it to produce Plastic Flow, thus obtains the forging method corresponding to the nibs of mould or the product of concave-convex mold shape.Also in advance stock can be heated to liquid state from solid-state during extruding, then extrude in grinding tool.Casting Metal Melting is smelt meet necessarily required liquid and water enter in casting mold, through cooled and solidified, level process after obtain the technical process of the foundry goods (part or blank) of predetermined shape, size and performance.Foundry Production is with low cost, for part that is complex-shaped, that particularly have complicated inner cavity, more can demonstrate its economy; Its adaptability is comparatively wide simultaneously, and has good comprehensive mechanical performance.Described stock is the material that can be squeezed into section bar or be cast as section bar, and described stock is preferably metal stock.Described extruding stock, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame.When adopting aluminum column stock fabircated shapes, aluminum stock is different, and heating-up temperature required during extruding is also different.If when the heating-up temperature of aluminum stock is lower than temperature range required during extruding, shaping solution strengthening is not enough again to there will be blank, causes shape of peripheral frame intensity weak, the problems such as fracture; If during required when the heating-up temperature of aluminum stock exceedes above-mentioned extruding temperature range, the problems such as shape of peripheral frame metal inside may occur and organizes thick, surface tactile sensation difference, and the too high metal flow that also can cause of heating-up temperature is uneven.Described extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 450 degrees Celsius, obtains shape of peripheral frame.
Step 202, cuts described shape of peripheral frame, obtains multiple frame unit;
In the present embodiment, the described shape of peripheral frame of described cutting, obtains multiple frame unit, comprising: according to the thickness of described electronic product, processing quantity and allowance, cut described shape of peripheral frame and obtain frame section; Thickness according to single described electronic product cuts described frame section, obtains multiple frame unit.
Step 203, is processed into described shell by frame unit described in each.
In the present embodiment, described frame unit described in each is processed into described shell, comprises: frame unit described in each is processed into frame finished product; In conjunction with inserts in described frame finished product, obtain described shell.Described frame unit described in each is processed into frame finished product, comprises: by Digit Control Machine Tool CNC, frame unit described in each is processed into frame finished product.Described inserts is the parts obtained by the molding mode of plastics injection moulding, metal stamping and/or die cast metal.Described in described frame finished product in conjunction with inserts, comprising: in described frame finished product injection moulding embed, welding and/or paste attachment inserts.
For above-described embodiment of the application, the scene of a concrete application can be: buy the aluminum column blank of standard size dimensions or use the aluminum column blank of aluminium ingot melting required size specification.In the aluminium selected containing magnesium elements can make outward appearance and gloss more attractive in appearance.As shown in Figure 3, by cylindrical metal aluminum blank 301 after high-temperature heating to 450 degree Celsius, with extruded in the extrusion molding dies 302 with design feature shaped cross and character shape, through repeatedly continuously extruding and molding technique, form external profile and internal structure possesses the whole piece aluminum metal edge frame section bar 303 of having.Through calculating, consider that the integral multiple of certain allowance carries out whole section of cutting to the section bar extruded according to the single handset shell of required production, obtain frame section, again frame section is carried out according to the suitable dimension of electronic product the frame unit 304 that cutting and separating goes out one-piece electrical product, one-time mechanical processing in background technology only can be generated single-piece shell structure and change the consecutive production processing mode that one-time mechanical processing generates multiple same edge mount structure shape into by this scheme.Avoid in existing processing mode for shape repeat processing, avoid the deviation that single-piece work causes, minimizing repeats identical structure and processes in single-piece repeat replication formula at every turn, solve the problem of single-piece work length consuming time, carrying out processing according to this scheme only needs the suitable dimension according to electronic product to carry out cutting edge frame section formation frame unit, by on present for primary structure bodies whole piece shape of peripheral frame after extruded, remove unnecessary locations of structures metal material processing without the need to repeating to carry out mechanical milling to identical structure.As shown in Figure 4, frame unit 401 is carried out simple CNC processing, thus obtain the frame finished product 402 of shape and the structure wanted.In conjunction with the inserts that other metal stamping and die cast mode obtain in frame finished product, obtain shell finished product.Such as, as shown in Figure 5, inserts is plastic mosaic constructional part 501, magnadure inserts 502, stainless steel inserts 503 embeds respectively by injection moulding, welding and stickup are adhered to frame finished product 504 and combine, and finally obtain plastics respectively and embed conjunction 505, almag embeds conjunction 506, stainless steel embeds conjunction 507, thus obtain the shell of electronic product, realize the summary design and manufaction technique of metal shell labyrinth, obtain required shell.
The method of the shell of the making electronic product that above-described embodiment of the application provides, by processing stock, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell, cut described shape of peripheral frame subsequently, obtain multiple frame unit, finally frame unit described in each is processed into described shell, achieve batch machining frame unit, thus improve the efficiency of the shell making electronic product.
Please refer to Fig. 6, it illustrates the structural representation of an embodiment of the device of the shell making electronic product.
The device 600 of the shell of described making electronic product, comprising: frame former 601, for processing stock, obtains the shape of peripheral frame of described shell, and the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell; Frame cutting equipment 602, for cutting described shape of peripheral frame, obtains multiple frame unit; Shell forming device 603, is processed into described shell by frame unit described in each.
In some optional implementations, described frame former comprises: extrusion equipment, for extruding stock, obtains shape of peripheral frame; Or Casting Equipment, for casting stock, obtain shape of peripheral frame.
In some optional implementations, described stock is metal stock.
In some optional implementations, described extruding stock, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame.
In some optional implementations, described extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame, comprising: extruding is heated to the aluminum column stock of 450 degrees Celsius, obtains shape of peripheral frame.
In some optional implementations, the described shape of peripheral frame of described cutting, obtains multiple frame unit, comprising: according to the thickness of described electronic product, processing quantity and allowance, cut described shape of peripheral frame and obtain frame section; Thickness according to single described electronic product cuts described frame section, obtains multiple frame unit.
In some optional implementations, described shell forming device, comprising: frame process equipment, for frame unit described in each is processed into frame finished product; Bonding apparatus, in described frame finished product in conjunction with inserts, obtain described shell.
In some optional implementations, described frame process equipment, comprising: CNC, for frame unit described in each being processed into frame finished product by CNC.
In some optional implementations, described inserts is the parts obtained by the molding mode of plastics injection moulding, metal stamping and/or die cast metal.
In some optional implementations, described in described frame finished product in conjunction with inserts, comprising: in described frame finished product injection moulding embed, welding and/or paste attachment inserts.
The device of the shell of the making electronic product that above-described embodiment of the application provides, process stock by frame former 601, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell; Cut described shape of peripheral frame by frame cutting equipment 602 subsequently, obtain multiple frame unit; Finally by shell forming device, frame unit described in each is processed into described shell, achieves batch machining frame unit, thus improve the efficiency of the shell making electronic product.Adopt extruding or cast molding technology to produce shape of peripheral frame, molding procedure is simple, and multiple features is disposable to be completed.After shape of peripheral frame cutting, can make and produce multiple frame unit, improve the uniformity of production dimensions.Shorten and reduce the metal shell CNC milling mach time, cost-saving, enhance productivity.After metal shell is combined with metal insert, differentiation is reclaimed and metal recycles easily, and the classification recovery feature of environmental protection is strong.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, invention scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from described inventive concept simultaneously, be undertaken being combined by above-mentioned technical characteristic or its equivalent feature and other technical scheme of being formed.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme formed.
Claims (10)
1. make a method for the shell of electronic product, it is characterized in that, described method comprises:
Processing stock, obtain the shape of peripheral frame of described shell, the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell;
Cut described shape of peripheral frame, obtain multiple frame unit;
Frame unit described in each is processed into described shell.
2. the method for the shell of making electronic product according to claim 1, is characterized in that, described processing stock, obtains the shape of peripheral frame of described shell, comprising:
Extruding stock, obtains shape of peripheral frame;
Or casting stock, obtain shape of peripheral frame.
3. the method for the shell of making electronic product according to claim 2, is characterized in that, described stock is metal stock.
4. the method for the shell of making electronic product according to claim 2, is characterized in that, described extruding stock, obtains shape of peripheral frame, comprising:
Extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame.
5. the method for the shell of making electronic product according to claim 4, it is characterized in that, described extruding is heated to the aluminum column stock of 430 to 480 degrees Celsius, obtains shape of peripheral frame, comprise: extruding is heated to the aluminum column stock of 450 degrees Celsius, obtains shape of peripheral frame.
6. according to the method for the shell of the making electronic product one of claim 1 to 5 Suo Shu, it is characterized in that the described shape of peripheral frame of described cutting obtains multiple frame unit, comprising:
According to the thickness of described electronic product, processing quantity and allowance, cut described shape of peripheral frame and obtain frame section;
Thickness according to single described electronic product cuts described frame section, obtains multiple frame unit.
7. according to the method for the shell of the making electronic product one of claim 1 to 5 Suo Shu, it is characterized in that, described frame unit described in each be processed into described shell, comprising:
Frame unit described in each is processed into frame finished product;
In conjunction with inserts in described frame finished product, obtain described shell.
8. the method for the shell of making electronic product according to claim 7, is characterized in that, described inserts is the parts obtained by the molding mode of plastics injection moulding, metal stamping and/or die cast metal.
9. the method for the shell of making electronic product according to claim 7, is characterized in that, described in described frame finished product in conjunction with inserts, comprising:
In described frame finished product, injection moulding embeds, welds and/or pastes attachment inserts.
10. make a device for the shell of electronic product, it is characterized in that, described device comprises:
Frame former, for processing stock, obtains the shape of peripheral frame of described shell, and the shape of the arbitrary cross section of described shape of peripheral frame is identical with the frame shape of described shell;
Frame cutting equipment, for cutting described shape of peripheral frame, obtains multiple frame unit;
Shell forming device, is processed into described shell by frame unit described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410493966.3A CN104476108A (en) | 2014-09-24 | 2014-09-24 | Method and device for producing electronic product shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410493966.3A CN104476108A (en) | 2014-09-24 | 2014-09-24 | Method and device for producing electronic product shell |
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| CN104476108A true CN104476108A (en) | 2015-04-01 |
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| CN201410493966.3A Pending CN104476108A (en) | 2014-09-24 | 2014-09-24 | Method and device for producing electronic product shell |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836946A (en) * | 2015-04-21 | 2015-08-12 | 昆山先捷精密电子有限公司 | Mobile phone camera frame and manufacturing method thereof |
| CN105057978A (en) * | 2015-07-21 | 2015-11-18 | 深圳市旺鑫精密工业有限公司 | Production process of intramode die-casting mobile phone shell capable of being anodized |
| WO2017008593A1 (en) * | 2015-07-16 | 2017-01-19 | 广东欧珀移动通信有限公司 | Metal frame manufacturing method |
| CN106670730A (en) * | 2016-07-07 | 2017-05-17 | 深圳天珑无线科技有限公司 | Manufacturing technology of metal battery cover of cellphone |
| CN106903486A (en) * | 2017-03-22 | 2017-06-30 | 深圳天珑无线科技有限公司 | The processing method of mobile phone center |
| CN106964943A (en) * | 2017-04-18 | 2017-07-21 | 广州三星通信技术研究有限公司 | A kind of metal shell preparation method and metal shell and use its electronic equipment |
| CN107552638A (en) * | 2017-09-30 | 2018-01-09 | 广东欧珀移动通信有限公司 | Process the method for sheet material, the method for preparing mobile phone center, mobile phone center and mobile phone |
| CN108296720A (en) * | 2018-02-07 | 2018-07-20 | 深圳市宏讯实业有限公司 | A kind of micro parts transmit the impact forging forming method of mould plesiotype blank |
| CN108312409A (en) * | 2018-04-10 | 2018-07-24 | 太仓市天丝利塑化有限公司 | A kind of high-performance anticollision TV set front frame hot press forming technology |
| CN108608168A (en) * | 2018-04-17 | 2018-10-02 | 深圳市裕佳康精密科技有限公司 | The processing method of the metal edge frame of electronic product |
| CN109108576A (en) * | 2018-08-22 | 2019-01-01 | Oppo（重庆）智能科技有限公司 | Prepare method, center and the electronic equipment of center |
| CN110253235A (en) * | 2019-07-23 | 2019-09-20 | 锐新昌轻合金（常熟）有限公司 | A kind of aluminium alloy long profiles process for machining and its fixture |
| CN113787301A (en) * | 2021-07-27 | 2021-12-14 | 广德竹昌电子科技有限公司 | Die-casting process of magnesium-lithium alloy notebook shell |
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| CN104836946A (en) * | 2015-04-21 | 2015-08-12 | 昆山先捷精密电子有限公司 | Mobile phone camera frame and manufacturing method thereof |
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| CN106670730A (en) * | 2016-07-07 | 2017-05-17 | 深圳天珑无线科技有限公司 | Manufacturing technology of metal battery cover of cellphone |
| CN106903486A (en) * | 2017-03-22 | 2017-06-30 | 深圳天珑无线科技有限公司 | The processing method of mobile phone center |
| CN106964943A (en) * | 2017-04-18 | 2017-07-21 | 广州三星通信技术研究有限公司 | A kind of metal shell preparation method and metal shell and use its electronic equipment |
| CN107552638A (en) * | 2017-09-30 | 2018-01-09 | 广东欧珀移动通信有限公司 | Process the method for sheet material, the method for preparing mobile phone center, mobile phone center and mobile phone |
| CN108296720A (en) * | 2018-02-07 | 2018-07-20 | 深圳市宏讯实业有限公司 | A kind of micro parts transmit the impact forging forming method of mould plesiotype blank |
| CN108312409A (en) * | 2018-04-10 | 2018-07-24 | 太仓市天丝利塑化有限公司 | A kind of high-performance anticollision TV set front frame hot press forming technology |
| CN108608168A (en) * | 2018-04-17 | 2018-10-02 | 深圳市裕佳康精密科技有限公司 | The processing method of the metal edge frame of electronic product |
| CN109108576A (en) * | 2018-08-22 | 2019-01-01 | Oppo（重庆）智能科技有限公司 | Prepare method, center and the electronic equipment of center |
| CN110253235A (en) * | 2019-07-23 | 2019-09-20 | 锐新昌轻合金（常熟）有限公司 | A kind of aluminium alloy long profiles process for machining and its fixture |
| CN113787301A (en) * | 2021-07-27 | 2021-12-14 | 广德竹昌电子科技有限公司 | Die-casting process of magnesium-lithium alloy notebook shell |
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Application publication date: 20150401 |