CN108430183A - The manufacturing method of electronic device and its shell and shell - Google Patents
The manufacturing method of electronic device and its shell and shell Download PDFInfo
- Publication number
- CN108430183A CN108430183A CN201810244908.5A CN201810244908A CN108430183A CN 108430183 A CN108430183 A CN 108430183A CN 201810244908 A CN201810244908 A CN 201810244908A CN 108430183 A CN108430183 A CN 108430183A
- Authority
- CN
- China
- Prior art keywords
- metal sheet
- subsegment
- shaped hole
- feed point
- antenna feed
- 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.)
- Granted
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 96
- 229910052751 metal Inorganic materials 0.000 claims abstract description 96
- 238000000034 method Methods 0.000 claims abstract description 46
- 239000004033 plastic Substances 0.000 claims abstract description 41
- 229920003023 plastic Polymers 0.000 claims abstract description 41
- 238000001746 injection moulding Methods 0.000 claims abstract description 28
- 238000005452 bending Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000004080 punching Methods 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000003754 machining Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
This application discloses a kind of manufacturing method of the shell of electronic device, which includes：U-shaped hole is opened up on metal sheet, the quantity of wherein U-shaped hole is at least one；The first part that metal sheet is surrounded by U-shaped hole carries out bending process and forms antenna feed point, so that antenna feed point protrudes from the surface that metal sheet is located at the second part of U-shaped hole periphery；Injection molding, which forms plastic body, makes plastic body form entirety with metal sheet, and wherein antenna feed point is at least partly exposed, and disclosed herein as well is a kind of electronic device and its shells, by the above-mentioned means, the application can save the material made needed for shell, it is cost-effective.
Description
Technical field
The present invention relates to electronic equipment manufacturing technical field, more particularly to a kind of electronic device and its shell and shell
Manufacturing method.
Background technology
Currently, with the continuous development of science and technology, the electronic devices such as smart mobile phone increasingly become people's daily life
Necessity.
A necessary structure of the antenna feed point as electronic device, important product is played to the communication performance etc. of electronic device
Pole acts on.Existing antenna feed point is that raw material are carried out machining, antenna feed point are formed, due to electricity by Cutting Process
The antenna feed point of different location on sub-device shell is differed relative to the height size that shell protrudes, and the thickness of raw material needs
The maximum height for taking antenna feed point causes a large amount of material to be cut as waste material, cost of idleness.
Invention content
The embodiment of the present application use a technical solution be：A kind of manufacturing method of the shell of electronic device is provided, it should
Manufacturing method includes：U-shaped hole is opened up on metal sheet, the quantity of wherein U-shaped hole is at least one；By metal sheet by U-shaped
The first part that hole surrounds carries out bending process and forms antenna feed point, so that antenna feed point protrudes from metal sheet and is located at U-shaped hole
The surface of the second part of periphery；Injection molding, which forms plastic body, makes plastic body form entirety, wherein antenna feed point extremely with metal sheet
Small part is exposed.
The embodiment of the present application use another technical solution be：A kind of shell of electronic device is provided, shell includes gold
Belong to sheet material and the plastic body that is embedded each other with metal sheet, at least one U-shaped hole, and metal sheet packet are offered on metal sheet
The antenna feed point surrounded by U-shaped hole and the metal sheet main body positioned at U-shaped hole periphery are included, antenna feed point is one of metal sheet
The part on the surface of metal sheet main body is protruded from after lease making bending process.
The embodiment of the present application use another technical solution be：A kind of electronic device is provided, which includes dress
Set main body and above-mentioned shell.
The application is at least one by opening up U-shaped hole, the quantity of wherein U-shaped hole on metal sheet；By metal sheet
The first part surrounded by U-shaped hole carries out bending process and forms antenna feed point, so that antenna feed point protrudes from metal sheet and is located at U
The surface of the second part of shape hole periphery；Injection molding, which forms plastic body, makes plastic body form entirety, wherein antenna feed with metal sheet
Point is at least partly exposed, can save material, cost-effective.
Description of the drawings
Fig. 1 is the flow diagram of the manufacturing method of the shell of the application electronic device；
Fig. 2 is structural schematic diagram of the metal sheet after trepanning；
Fig. 3 is structural schematic diagram of the metal sheet after trepanning and bending process；
The schematic cross-sectional view that Fig. 4 is metal sheet before and after the bending process at a U-shaped hole；
Fig. 5 is structural schematic diagram of the metal sheet after first time machining；
Fig. 6 is the integrally-built schematic cross-sectional view of plastic body and metal sheet formation after injection molding；
Fig. 7 is the integrally-built structural representation of the plastic body and metal sheet after second of machining and surface treatment
Figure.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes.It is understood that specific embodiment described herein is only used for explaining the application, rather than the limit to the application
It is fixed.It also should be noted that illustrating only for ease of description, in attached drawing and the relevant part of the application and not all knot
Structure.Based on the embodiment in the application, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Term " first ", " second " in the application etc. be for distinguishing different objects, rather than it is specific suitable for describing
Sequence.In addition, term " comprising " and " having " and their any deformations, it is intended that cover and non-exclusive include.Such as comprising
The step of process of series of steps or unit, method, system, product or equipment are not limited to list or unit, and
It further includes the steps that optionally not listing or unit to be, or further includes optionally for these processes, method, product or equipment
Intrinsic other steps or unit.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Referring to Fig. 1, Fig. 1 is the flow diagram of the manufacture of casing of the electronic device of the embodiment of the present application.At this
In embodiment, the manufacturing method of the shell of electronic device includes：
Step 101：U-shaped hole is opened up on metal sheet, the quantity of wherein U-shaped hole is at least one.
Fig. 2 is please referred to, Fig. 2 is structural schematic diagram of the metal sheet after trepanning.
Optionally, metal sheet 10 is first provided, U-shaped hole is then formed on metal sheet 10 using the first stamping procedure
11a~11f.Injection molding location hole 12a~12f is formed on metal sheet using the first stamping procedure.
The quantity of U-shaped hole 11a~11f is multiple in figure, it will be understood that the quantity of U-shaped hole may be one, two
Deng.Similarly, the quantity that location hole 12a~12f is molded in figure is multiple, and injection molding location hole 12a~12f quantity may be one
It is a, two either other quantity or can also be not provided with injection molding location hole 12a~12f, the present embodiment do not limit this.
It should be understood that U-shaped hole refers to not necessarily the U-shaped hole of complete rule, the shape of shape approximation and U-shaped belongs to this reality
The scope of the U-shaped hole of example is applied, for example, the arbitrary shape having towards a side opening；For example, rectangle (such as the U of removal a line
Shape hole 11b).
Optionally, the shape of injection molding location hole 12a~12f can be round (for example, 12a), oval (for example, 12b).
Optionally, the first stamping procedure is punching operation, and using stamping equipment, punching forms U-shaped hole on metal sheet 10
11a~11f and injection molding location hole 12a~12f.
The punching operation for being molded location hole 12a~12f can be the work with along with the punching operation of U-shaped hole 11a~11f
Sequence, i.e. a punching press are completed at the same time, and so as to save manufacturing process, improve production efficiency.
Be molded location hole 12a~12f punching operation and U-shaped hole 11a~11f punching operation can not also simultaneously into
Row, for example, before injection-moulded plastic body whenever, carry out injection molding location hole 12a~12f punching operation can, this
Application embodiment does not limit this.
Optionally, at least part of injection molding location hole 12a~12f is connected to the U-shaped hole 11a~11f.For example, such as
Shown in figure, U-shaped hole 11e and injection molding location hole 11a communicate with each other, on the one hand can in order to using punching operation by U-shaped hole 11e and
Location hole 11a one-pass moldings are molded, on the other hand, it is possible to reduce the weak spot for the shell that final production goes out promotes shell structure
Intensity.
Step 102：The first part that metal sheet is surrounded by U-shaped hole carries out bending process and forms antenna feed point, so that
Antenna feed point protrudes from the surface that metal sheet is located at the second part of U-shaped hole periphery.
Please further combined with being structural schematic diagram of the metal sheet after trepanning and bending process refering to Fig. 3 and Fig. 4, Fig. 3.
The schematic cross-sectional view that Fig. 4 is metal sheet before and after the bending process at a U-shaped hole.The sectional view of Fig. 4 corresponds to and A- in Fig. 3
The directions A.
By taking U-shaped hole 11a as an example, the first part 13 that is surrounded metal sheet 10 by U-shaped hole 11a using the second stamping procedure
It carries out bending process and forms antenna feed point 13.
Second stamping procedure includes squeezing at least one of shape, drawing, cutting, it should be appreciated that the second stamping procedure is not limited to
Above-mentioned three kinds of modes, as long as in the application in such a way that Sheet Metal Forming Technology makes first part 13 be bent to form antenna feed point 13
Protection domain in.
The antenna feed point 13 being bent to form protrudes from the table that metal sheet 10 is located at the second part 14 of the peripheries U-shaped hole 11a
Face.For example, as shown in figure 3, antenna feed point 13 towards paper convex for second part 14 towards the one side in paper.
Optionally, the same face of all corresponding first parts in U-shaped hole towards metal sheet 10 is bent.In other words, curved
The antenna feed point that folding is formed protrudes from the same surface of metal sheet 10.
First part 13 includes linkage section 131 and main paragraph 132, and linkage section 131 is directly connect with second part 14.
Before the second stamping procedure, i.e., before carrying out bending process to first part 13, the thickness of linkage section 131 is big
In the thickness of second part 14, and the thickness of linkage section 131 is more than the thickness of main part 132.
It is alternatively possible to before carrying out the second stamping procedure, surface charging processing is carried out to the linkage section 131, with
The thickness of linkage section 131 is set to become larger, it is all bigger than second part 14 and 131 thickness of linkage section.Alternatively, the gold provided in a step 11
Belong under 10 reset condition of sheet material, the thickness of linkage section 131 is just all bigger than second part 14 and 131 thickness of linkage section.So that
When carrying out the second stamping procedure, linkage section 131 is unlikely to be broken off.
Optionally, linkage section 131 including the first subsegment 131a, the second subsegment 131b and is located at the first subsegment 131a and institute
The third subsegment 131c between the second subsegment 131b is stated, the first subsegment 131a is directly connect with second part 14, in the second punching press
Before process, i.e., before bending process, the thickness of linkage section 131 is uniform.
First part 13 is carried out by the step of bending process forms antenna feed point using the second stamping procedure, can at least be wrapped
Include following two steps：
The first step carries out the linkage section 131 of first part 13 to squeeze shape, so that the material of third subsegment 131c is sub to first
Section 131a and the second subsegment 131b transfers, so that the thickness for squeezing third subsegment 131c after shape is more than the thickness of the first subsegment 131a
Degree, and the thickness of third subsegment 131c is made to be more than the thickness of the second subsegment 131b.
First part 13 is carried out bending along the position where third subsegment 131c, and then forms antenna feed point by second step
13。
Optionally, the main paragraph 132 of the first part 13 after bending process can be parallel with second part.
Keep third subsegment 131c thinning relative to the first subsegment 131a and the second subsegment 131b by squeezing shape, convenient for below the
Two steps carry out bending in the position of third subsegment 131c, by the way that the thickness of linkage section 131 is arranged before the second stamping procedure
It is all bigger than second part 14 and 131 thickness of linkage section, can makes the thickness in the third subsegment 131c after crowded shape
It is unlikely to the excessively thin structural strength that ensure that antenna feed point 13, by squeezing the material of third subsegment 131c to the first subsegment
131a ensures the bonding strength of antenna feed point 13 and second part 14.
Step 103：First time machining is carried out to metal sheet.
Referring to Fig. 5, Fig. 5 is structural schematic diagram of the metal sheet after first time machining.Cutting adds for the first time
Work can be roughing.For example, the first machining may include：It is cut on metal sheet 10 using the milling cutter of numerically-controlled machine tool
Form earpiece holes 15 and antenna slot 16.The quantity of antenna slot 16 is not limited to one.First time machining can also include other
Relatively large hole slot processing, be not listed one by one herein.
Step 104：Injection molding, which forms plastic body, makes plastic body form entirety, wherein antenna feed point at least partly with metal sheet
It is exposed.
Optionally, section 132 or a part for main paragraph 132 based on the exposed part of antenna feed point 13, it is exposed to refer to
Is not covered or wrapped up by plastic body.
Injection molding, which forms plastic body plastic body and metal sheet 10 is made to be formed, whole can specifically include following steps：
The first step：Metal sheet 10 is impregnated to the greasy dirt on the first scheduled duration removal metal sheet surface 10 in lye,
For example, the first scheduled duration is 1~3 minute,.
Metal sheet 10 in weak acid liquid is impregnated the second scheduled duration and remains in metal sheet 10 to the first step by second step
The lye on surface is neutralized, such as the second scheduled duration is 1~2 minute.
Third walks, and it is coarse to be formed on 10 surface of metal sheet that metal sheet 10 is impregnated in amine liquid to the third predetermined time
Microcellular structure, microcellular structure diameter is between 20-30 nanometers.
4th step is dried after being rinsed to metal sheet 10.
5th step is molded to form plastic body on 10 surface of metal sheet, and plastics penetrate into the micropore knot on 10 surface of metal sheet
Structure, and metal sheet 10 and plastic body form an entirety.
Plastics are at least partly filled in injection molding location hole 12a~12f when injection molding, so that metal sheet and plastic body
Molding structure it is more stable, the connection of metal sheet and plastic body is more stable.
Referring to Fig. 6, Fig. 6 is the integrally-built schematic cross-sectional view of plastic body and metal sheet formation after injection molding.
After Shooting Technique, plastic body 17 and metal sheet 10 form an overall structure, and the first part of metal sheet 10
13 main paragraph 132 is at least partly exposed.The right lateral surface of main paragraph 132 as shown in Figure 6 is not covered by plastic body 17, the part
For the tie point of antenna.
Step 105：Second of machining is carried out to the overall structure of plastic body and metal sheet.
Fig. 7 is please referred to, Fig. 7 is the entirety of the plastic body and metal sheet after second of machining and surface treatment
The structural schematic diagram of structure.Second of machining is retrofit, it is alternatively possible to using the milling cutter of numerically-controlled machine tool to plastics
Body 17 and the overall structure of metal sheet 10 are cut, wherein may include：It is corresponding in the part that antenna feed point 13 is exposed
Position processing is formed in the perforative through-hole of integrally-built thickness direction 18 of plastic body 17 and metal sheet 10.As shown,
Through-hole 18 from left to right sequentially passes through plastic body 17 and main paragraph 132.
Through-hole 18 passes through the other parts with electronic device to fix for screw (not shown), and screw can be metal material
Screw so that there is a feed point that exposed metal is connected as antenna on the two sides of the shell formed, saving surface of shell
Arrangement space.
The overall structure surface grinding process that plastic body 17 and metal sheet 10 can also finally be carried out, makes its surface light
It is sliding, obtain the shell finished product of electronic device.
It is also that the application is implemented with continued reference to Fig. 7, Fig. 7 incorporated by reference to Fig. 2-6 and with the manufacturing method embodiment of upper shell
The structural schematic diagram of the shell of the electronic device of example.
In the present embodiment, shell includes metal sheet 10 and the plastic body being embedded each other with metal sheet 10 17, metal
At least one U-shaped hole 11a~11f is offered on sheet material 10, and metal sheet 10 includes the antenna feed point surrounded by U-shaped hole 11a
13 and the metal sheet main body 14 positioned at the peripheries U-shaped hole 11a, antenna feed point 13 is a part 13 for metal sheet 10 through bending place
The part on the surface of metal sheet main body 14 is protruded from after reason.
Through-hole 18 is formed in antenna feed point 13, the through-hole 18 run through shell, for example, as shown in Figure 7 through-hole 18 from a left side to
The right side sequentially passes through plastic body 17 and antenna feed point 13.
Antenna feed point 13 include with metal sheet main body 14 be directly connected to the linkage section being integrated 131 and with linkage section 131
The main paragraph 132 being connected as one, through-hole 18 are specifically to run through main paragraph 132.
Linkage section 131 is including the first subsegment 131a, the second subsegment 131b and is located at the first subsegment 131a and described second
Third subsegment 131c between subsegment 131b, the first subsegment 131a are directly connect with metal sheet main body 14.
Optionally, the thickness of third subsegment 131c is more than the thickness of the first subsegment 131a, and the thickness of third subsegment 131c is big
In the thickness of the second subsegment 131b.
Injection molding location hole 12a~12f, at least part of injection molding location hole 12a~12f are further opened on metal shell 10
It is connected to 11a~11f with U-shaped hole.Referring specifically to described above.
The electronic device of the embodiment of the present application includes shell and electronic device body, such as the battery that shell is electronic device
Lid or rear cover, for being surrounded or being protected to apparatus main body.
The application is at least one by opening up U-shaped hole, the quantity of wherein U-shaped hole on metal sheet；By metal sheet
The first part surrounded by U-shaped hole carries out bending process and forms antenna feed point, so that antenna feed point protrudes from metal sheet and is located at U
The surface of the second part of shape hole periphery；Injection molding, which forms plastic body, makes plastic body form entirety, wherein antenna feed with metal sheet
Point is at least partly exposed, can save material, cost-effective.
The foregoing is merely presently filed embodiments, are not intended to limit the scope of the claims of the application, every to utilize this
Equivalent structure or equivalent flow shift made by application specification and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field includes similarly in the scope of patent protection of the application.
Claims (10)
1. a kind of manufacturing method of the shell of electronic device, which is characterized in that the manufacturing method includes：
U-shaped hole is opened up on metal sheet, wherein the quantity of the U-shaped hole is at least one；
The first part that the metal sheet is surrounded by the U-shaped hole carries out bending process and forms antenna feed point, so that described
Antenna feed point protrudes from the surface that the metal sheet is located at the second part of U-shaped hole periphery；
Injection molding, which forms plastic body, makes the plastic body form entirety with the metal sheet, wherein the antenna feed point is at least partly
It is exposed.
2. manufacturing method according to claim 1, which is characterized in that described to open up U-shaped hole on the metal sheet
Step, including：
The U-shaped hole is formed on the metal sheet using the first stamping procedure；
The described the step of metal sheet is carried out bending process formation antenna feed point by the part that the U-shaped hole surrounds, wraps
It includes：
The first part is carried out by bending process using the second stamping procedure and forms antenna feed point.
3. manufacturing method according to claim 2, which is characterized in that first stamping procedure is punching operation, described
Second stamping procedure includes squeezing at least one of shape, drawing, cutting.
4. manufacturing method according to claim 2, which is characterized in that forming plastic body in the injection molding makes the plastic body
It is formed with the metal sheet before whole step, including：
Injection molding location hole is formed on the metal sheet using first stamping procedure, so that plastics at least portion when injection molding
Divide and be filled in the injection molding location hole, wherein the quantity of the injection molding location hole is at least one.
5. manufacturing method according to claim 4, which is characterized in that at least part of injection molding location hole with it is described
U-shaped hole is connected to.
6. manufacturing method according to claim 2, which is characterized in that the first part includes linkage section and main paragraph,
The linkage section is directly connect with the second part, and before second stamping procedure, the thickness of the linkage section is more than
The thickness of the thickness of the second part and the linkage section is more than the thickness of the main paragraph.
7. manufacturing method according to claim 6, which is characterized in that the linkage section includes the first subsegment, the second subsegment
And the third subsegment between the first subsegment and second subsegment, first subsegment directly connect with the second part
It connects, before second stamping procedure, the thickness of the linkage section is uniform；
It is described that the first part is carried out by the step of bending process forms antenna feed point using the second stamping procedure, at least wrap
It includes：
The linkage section of the first part is carried out to squeeze shape, so that the material of the third subsegment is to first subsegment and described
Second subsegment shifts, so that the thickness for squeezing the third subsegment after shape is more than the thickness of first subsegment, the third
The thickness of subsegment is more than the thickness of second subsegment；
The first part is subjected to bending along the position where the third subsegment.
8. manufacturing method according to claim 1, which is characterized in that it is described injection molding formed plastic body make the plastic body with
The metal sheet is formed after whole step, including：
In the part that the antenna feed point is exposed, corresponding position processing is formed in the perforative through-hole of whole thickness direction.
9. a kind of shell of electronic device, which is characterized in that the shell include metal sheet and with the metal sheet each other
The plastic body being embedded offers at least one U-shaped hole on the metal sheet, and the metal sheet includes by the U-shaped hole
The antenna feed point surrounded and the metal sheet main body positioned at U-shaped hole periphery, the antenna feed point are the metal sheet
A part protrudes from the part on the surface of the metal sheet main body after bending process.
10. a kind of electronic device, which is characterized in that the electronic device includes apparatus main body and shell as claimed in claim 9
Body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810244908.5A CN108430183B (en) | 2018-03-23 | 2018-03-23 | Electronic device, shell thereof and manufacturing method of shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810244908.5A CN108430183B (en) | 2018-03-23 | 2018-03-23 | Electronic device, shell thereof and manufacturing method of shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108430183A true CN108430183A (en) | 2018-08-21 |
| CN108430183B CN108430183B (en) | 2020-07-31 |
Family
ID=63158891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810244908.5A Expired - Fee Related CN108430183B (en) | 2018-03-23 | 2018-03-23 | Electronic device, shell thereof and manufacturing method of shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108430183B (en) |
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| CN203434277U (en) * | 2013-09-05 | 2014-02-12 | 青岛海信移动通信技术股份有限公司 | A slave antenna apparatus and a mobile terminal |
| CN203536554U (en) * | 2013-09-16 | 2014-04-09 | 中兴通讯股份有限公司 | Metal frame antenna |
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| CN108430183B (en) | 2020-07-31 |
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