CN107872933A - A kind of processing method of housing, housing and mobile terminal - Google Patents
A kind of processing method of housing, housing and mobile terminal Download PDFInfo
- Publication number
- CN107872933A CN107872933A CN201711060831.8A CN201711060831A CN107872933A CN 107872933 A CN107872933 A CN 107872933A CN 201711060831 A CN201711060831 A CN 201711060831A CN 107872933 A CN107872933 A CN 107872933A
- Authority
- CN
- China
- Prior art keywords
- housing
- functional hole
- elastic component
- hole
- functional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H05K5/0217—Mechanical details of casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- H05K5/04—Metal casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
A kind of processing method of housing of disclosure, including housing is provided, housing has the functional hole for grafting component；Housing is fixed on polishing jig；Elastic component is embedded in the functional hole of housing, the hole wall of elastic member presses functional hole；Appearance mirror polish of the consumptive material to housing is polished, so that housing obtains the burnishing surface of default precision, polishes fringe region and functional hole of the polishing area of consumptive material including functional hole in the opening area encompassed on the outer surface of housing；After housing obtains the burnishing surface of default precision, elastic component is taken out.The processing method for the housing that the embodiment of the present application provides is arranged in functional hole by elastic component, elastic component can be supported to the hollow region of functional hole, so that housing to the housing with functional hole when being polished, the edge of functional hole will not be because of collapsing, qualification rate during so as to improve Product processing.Present invention also provides a kind of housing and mobile terminal.
Description
Technical field
The application is related to electronic device field, more particularly to a kind of processing method of housing, housing and mobile terminal.
Background technology
Multiple through holes are generally offered in terminal shell, so that various components are disposed therein, such as button flash lamp
The component such as hole or Kato.When being polished technique, the edge of through hole easily collapses through hole on terminal shell, bad
Rate is higher, causes the processing cost of housing higher.
The content of the invention
The application is to provide a kind of processing method of housing.
The embodiment of the present application provides a kind of processing method of housing, including：
Housing is provided, the housing has the functional hole for grafting component；
The housing is fixed on polishing jig；
Elastic component is embedded in the functional hole of the housing, the hole wall of functional hole described in the elastic member presses；
Appearance mirror polish of the consumptive material to the housing is polished, so that the housing obtains the burnishing surface of default precision, it is described
Fringe region and the functional hole of the polishing area of consumptive material including the functional hole are polished on the outer surface of the housing
Be open area encompassed；
After the housing obtains the burnishing surface of default precision, the elastic component is taken out.
The embodiment of the present application additionally provides a kind of housing, and the housing is process by the processing method of housing.
The embodiment of the present application additionally provides a kind of mobile terminal, including housing.
The processing method for the housing that the embodiment of the present application provides is arranged in functional hole by elastic component, and elastic component can be right
The hollow region of functional hole is supported, so that housing is to the housing with functional hole when being polished, functional hole
Edge will not be because of collapsing, qualification rate during so as to improve Product processing.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the embodiment of the present application, will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the application, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the processing method for housing that the embodiment of the present application provides；
Fig. 2 is the decomposing schematic representation of a kind of polishing jig in Fig. 1, housing and elastic component；
Fig. 3 is the combination diagram of polishing jig in Fig. 2, housing and elastic component；
Fig. 4 is the schematic flow sheet of the processing method for another housing that the embodiment of the present application provides；
Fig. 5 is that Fig. 4 elastic component has the schematic diagram of cambered surface；
Fig. 6 is a kind of schematic diagram for mobile terminal that the present embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.It is based on
Embodiment in the application, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of the application protection.
Below in conjunction with accompanying drawing 1 and accompanying drawing 4, the processing method of the housing provided the embodiment of the present application is situated between in detail
Continue.
Fig. 1 is referred to, is a kind of schematic flow sheet of the processing method for housing that the embodiment of the present application provides.Such as Fig. 1 institutes
Show, the method for the embodiment of the present application may comprise steps of S101- steps S111.
S101：Housing 1 is provided, the housing 1 has the functional hole 11 for grafting component.
Specifically, housing 1 is made according to the actual requirements, it is possible to understand that, housing 1 can be the back-cover of mobile terminal.Should
Housing 1 has backboard and encloses all frames being connected on backboard.Wherein, there is housing 1 outer surface 1a and inner surface 1b, outer surface 1a to be
Housing 1 is exposed to the surface in air, i.e. user uses the surface that can be directly touched during mobile terminal；Inner surface 1b is then
The surface of component such as mainboard, battery etc. inside mobile terminal.
It should be understood that housing 1 is made in the following manner：Sheet metal is put into mould and strikes out preset shape
Metallic plate；The processing of internal structure and external styling is carried out to the metallic plate of the preset shape on Digit Control Machine Tool, to obtain
Housing 1.Wherein, sheet metal is aluminium plate, and the aluminium plate of bulk is cut into the aluminium plate of fritter, the fritter aluminium that will have been cut
Sheet material, which is put into, carries out the metallic plate for being stamped and formed out preset shape in mould, it is possible to understand that, the punching press number of aluminium plate can be
Once, or multiple continuous punching；Metallic plate is processed on Digit Control Machine Tool, forms required housing 1.
Specifically, functional hole 11 is opened up on the backboard of housing 1.
It should be understood that functional hole 11 is flash lamp aperture, for setting flash lamp.Certainly, in other embodiments, function
Hole 11 can also be the Kato hole for setting Kato.Or the key hole of button is set.
Functional hole 11 on housing 1 is process in the following manner：Housing 1 is positioned over computer digital control machine tool
The size of the component set required for upper basis mills out corresponding functional hole 11.
S103：The housing 1 is fixed on polishing jig 300.
It should be understood that refer to Fig. 2 and Fig. 3, the polishing jig 300 has working face 300a and clamping part 5, described
Clamping part 5 is arranged on the working face 300a, the housing 1 is held on the clamping part 5 of the polishing jig 300.
S105：The foam of sheet is wound into elastic component 6 corresponding with the size of the functional hole 11.
Specifically, according to the size of functional hole 11, the foam of correspondingly-shaped is cut, then foam is wound into cylinder,
The elastic component 6 of cylindricality is formed, the elastic component 6 is flexible, can be tight with functional hole 11 in follow-up be arranged in functional hole 11
Close fit, to fill functional hole 11.Certainly, in other embodiments, can also will have on computer digital control machine tool
The colloid of elasticity cuts into elastic component 6 corresponding with the size of the functional hole 11.It is slightly larger than specifically, rubber parts is cut into
The cylindrical body of the diameter of functional hole 11.
It should be understood that step S103 and step S105 can be carried out simultaneously, or step is carried out after first carrying out step S103
Step 103 is carried out behind 105, or advanced shape step S105.
S107：Elastic component 6 is embedded in the functional hole 11 of the housing 1.
Specifically, refer to Fig. 3, elastic component 6 is embedded in the functional hole 11 of the housing 1, the elastic component 6 extrudes
The hole wall of the functional hole 11, the elastic component 6 is flexible, can be with functional hole 11 in follow-up be arranged in functional hole 11
It is fitted close, to fill functional hole 11.
It should be understood that outer surface 1a of the elastic component 6 along housing 1 to housing 1 inner surface 1b directions are squeezed in work(
Until elastic component 6 is resisted against on polishing jig 300 in energy hole 11, and housing 1 is stretched out in the end of elastic component 6 from functional hole 11
It is outside.
Elastic component 6 stretches out the part of housing 1 as the polishing of follow-up polishing consumptive material can be corresponded to by full jettisoning or part jettisoning.
S109：Consumptive material is polished to polish the outer surface 1a of the housing 1.
Specifically, polishing consumptive material polishes to the outer surface 1a of the housing 1, so that the housing 1 obtains default precision
Burnishing surface, fringe region and the functional hole 11 of the polishing area including the functional hole 11 of the polishing consumptive material are in the shell
Opening area encompassed on the outer surface 1a of body 1.
It should be understood that polishing consumptive material can carry out one or many polishings to the outer surface 1a of housing 1 to reach required
Precision.
It should be understood that polishing consumptive material is polished to the back-cover region of housing 1, the polishing path of consumptive material edge successively is polished
When the edge at the edge of functional hole 11, the opening of functional hole 11 and functional hole 11, due to being provided with the opening of functional hole 11
Elastic component 6, thus polish consumptive material will not be because the region of polishing without structural support causes function when being polished to the opening of functional hole 11
The edge of the opening in hole 11 collapses, and the processing method of the housing ensure that qualification rate when housing 1 is processed, and save housing
The cost of 1 processing.
Further, since elastic component 6 is flexible, so that elastic component 6 can be adapted to the functional hole 11 with dimensional discrepancy,
Applicability is higher.
S111：Take out the elastic component 6.
Specifically, after the housing 1 obtains the burnishing surface of default precision, the elastic component 6 is taken out.
The processing method for the housing that the embodiment of the present application provides is arranged in functional hole 11 by elastic component 6, the energy of elastic component 6
Enough hollow regions to functional hole 11 are supported, so that housing 1 is polished to the housing 1 with functional hole 11
When, the edge of functional hole 11 will not be because of collapsing, qualification rate during so as to improve Product processing.
Fig. 4 is referred to, is the schematic flow sheet of the processing method for another housing that the embodiment of the present application provides.Such as Fig. 4
Shown, the method for the embodiment of the present application may comprise steps of S201- steps S215.
201：Housing 1 is provided, the housing 1 has the functional hole 11 for grafting component.
Specifically, housing 1 is made according to the actual requirements, it is possible to understand that, housing 1 can be the back-cover of mobile terminal.Should
Housing 1 has backboard and encloses all frames being connected on backboard.Wherein, there is housing 1 outer surface 1a and inner surface 1b, outer surface 1a to be
Housing 1 is exposed to the surface in air, i.e. user uses the surface that can be directly touched during mobile terminal；Inner surface 1b is then
The surface of component such as mainboard, battery etc. inside mobile terminal.
It should be understood that housing 1 is made in the following manner：Sheet metal is put into mould and strikes out preset shape
Metallic plate；The processing of internal structure and external styling is carried out to the metallic plate of the preset shape on Digit Control Machine Tool, to obtain
Housing 1.Wherein, sheet metal is aluminium plate, and the aluminium plate of bulk is cut into the aluminium plate of fritter, the fritter aluminium that will have been cut
Sheet material, which is put into, carries out the metallic plate for being stamped and formed out preset shape in mould, it is possible to understand that, the punching press number of aluminium plate can be
Once, or multiple continuous punching；Metallic plate is processed on Digit Control Machine Tool, forms required housing 1.
Specifically, functional hole 11 is opened up on the backboard of housing 1.
It should be understood that functional hole 11 is flash lamp aperture, for setting flash lamp.Certainly, in other embodiments, function
Hole 11 can also be the Kato hole for setting Kato.Or the key hole of button is set.
Functional hole 11 on housing 1 is process in the following manner：Housing 1 is positioned over computer digital control machine tool
The size of the component set required for upper basis mills out corresponding functional hole 11.
S203：The housing 1 is fixed on polishing jig 300.
It should be understood that refer to Fig. 2 and Fig. 3, the polishing jig 300 has working face 300a and clamping part 5, described
Clamping part 5 is arranged on the working face 300a, the housing 1 is held on the clamping part 5 of the polishing jig 300.
S205：The foam of sheet is wound into elastic component 6 corresponding with the size of the functional hole 11.
Specifically, according to the size of functional hole 11, the foam of correspondingly-shaped is cut, then foam is wound into cylinder,
The elastic component 6 of cylindricality is formed, the elastic component 6 is flexible, can be tight with functional hole 11 in follow-up be arranged in functional hole 11
Close fit, to fill functional hole 11.Certainly, in other embodiments, can also will have on computer digital control machine tool
The colloid of elasticity cuts into elastic component 6 corresponding with the size of the functional hole 11.It is slightly larger than specifically, rubber parts is cut into
The cylindrical body of the diameter of functional hole 11.
It should be understood that step S103 and step S105 can be carried out simultaneously, or step is carried out after first carrying out step S103
Step 103 is carried out behind 105, or advanced shape step S105.
S207：Cambered surface 6a is processed into the end face of elastic component 6.
Specifically, refer to Fig. 5, elastic component 6 has the first end being disposed opposite to each other and the second end, by the second of elastic component 6
End mill cuts out cambered surface 6a.In this way, the edge of the second end of elastic component 6 and functional hole 11 with one plane when, polish consumptive material
It is more convenient that the cambered surface 6a of elastic component 6 transition is polished to from the fringe region of functional hole 11, avoids the second end of lofty appearance
Mutual collision between polishing consumptive material, further improves the efficiency that housing 1 is processed.
It should be understood that the top of the cambered surface 6a apart from the functional hole 11 in the distance of the opening on the housing 1
For 0.1mm~1mm.Cambered surface 6a bottoms will not stretch out too many material, the throwing of interference polishing consumptive material relative to the distance of housing 1
Light, while a preferably support can be formed to functional hole 11, the collapsing of the edges of functional hole 11 is avoided, further improves polishing
Qualification rate during housing 1.
S209：Elastic component 6 is embedded in the functional hole 11 of the housing 1.
Specifically, refer to Fig. 2, elastic component 6 is embedded in the functional hole 11 of the housing 1, the elastic component 6 extrudes
The hole wall of the functional hole 11, the elastic component 6 is flexible, can be with functional hole 11 in follow-up be arranged in functional hole 11
It is fitted close, to fill functional hole 11.
It should be understood that the inner surface 1b by outer surface 1a of the elastic component 6 along the housing 1 to the housing 1
Direction be squeezed in the functional hole 11 of the housing 1 edge and the functional hole 11 until the cambered surface 6a of the elastic component 6
Edge with one plane.
Elastic component 6 stretches out the part of housing 1 as the polishing of follow-up polishing consumptive material can be corresponded to by full jettisoning or part jettisoning.
S211：Glue is arranged on the hole wall of the elastic component 6 and the functional hole 11.
Specifically, glue is arranged on the hole wall of the elastic component 6 and the functional hole 11.By glue along functional hole
11 edge is instilled between elastic component 6 and the gap of hole wall, further such that elastic component 6 is preferably fixed in functional hole 11.
S213：Consumptive material is polished to polish the outer surface 1a of the housing 1.
Specifically, polishing consumptive material polishes to the outer surface 1a of the housing 1, so that the housing 1 obtains default precision
Burnishing surface, fringe region and the functional hole 11 of the polishing area including the functional hole 11 of the polishing consumptive material are in the shell
Opening area encompassed on the outer surface 1a of body 1.
It should be understood that polishing consumptive material can carry out one or many polishings to the outer surface 1a of housing 1 to reach required
Precision.
It should be understood that polishing consumptive material is polished to the back-cover region of housing 1, the polishing path of consumptive material edge successively is polished
When the edge at the edge of functional hole 11, the opening of functional hole 11 and functional hole 11, due to being provided with the opening of functional hole 11
Elastic component 6, thus polish consumptive material will not be because the region of polishing without structural support causes function when being polished to the opening of functional hole 11
The edge of the opening in hole 11 collapses, and the processing method of the housing ensure that qualification rate when housing 1 is processed, and save housing
The cost of 1 processing.
Further, since elastic component 6 is flexible, so that elastic component 6 can be adapted to the functional hole 11 with dimensional discrepancy,
Applicability is higher.
S215：Take out the elastic component 6.
Specifically, after the housing 1 obtains the burnishing surface of default precision, the elastic component 6 is taken out.
The processing method for the housing that the embodiment of the present application provides is by the way that elastic component 6 is arranged in functional hole 11, elastic component 6
The hollow region of functional hole 11 can be supported, so that housing 1 is polished to the housing 1 with functional hole 11
When, the edge of functional hole 11 will not be because of collapsing, qualification rate during so as to improve Product processing.
The processing method for the housing that the embodiment of the present application provides also is arranged to cambered surface 6a by the second end of elastic component 6, makes
The second end and the functional hole 11 of elastic component 6 edge with one plane when, polishing consumptive material is from the marginal zone of functional hole 11
The transition that domain is polished to the cambered surface 6a of elastic component 6 is more convenient, avoids the phase between the second end of lofty appearance and polishing consumptive material
Mutually collision, further improve the efficiency that housing 1 is processed.
Below in conjunction with accompanying drawing 2, Fig. 3 and Fig. 6, the mobile terminal 100 provided the embodiment of the present application describes in detail.
It should be noted that the housing 1 of the mobile terminal 100 shown in accompanying drawing 3 passes through the application Fig. 1 and the method for embodiment illustrated in fig. 4
It is fabricated, for convenience of description, illustrate only the part related to the embodiment of the present application, particular technique details does not disclose,
It refer to the embodiment shown in the application Fig. 1 and Fig. 4.
Refer to Fig. 6, the invention relates to mobile terminal 100 can be it is any possess communication and store function
Equipment, such as：Tablet personal computer, mobile phone, electronic reader, remote control, personal computer (Personal Computer, PC), pen
Remember that this computer, mobile unit, Web TV, wearable device etc. have the smart machine of network function.
Mobile terminal 100 includes housing 1.In the present embodiment, housing 1 is the back-cover of mobile terminal 100.Housing 1 is by believing
Number shielding material is made, it is possible to understand that, signal shielding material is metal, and in the present embodiment, the material of housing 1 is aluminium.
It should be understood that refer to Fig. 2 and Fig. 3, housing 1 has backboard and encloses all frames being connected on backboard.Wherein, housing
1 there is outer surface 1a and inner surface 1b, outer surface 1a the surface in air is exposed to for housing 1, i.e. user uses mobile terminal
The surface that can be directly touched when 100；Inner surface 1b is then the component such as mainboard, electricity inside mobile terminal 100
The surface in pond etc..
Specifically, functional hole 11 is opened up on the backboard of housing 1.
It should be understood that functional hole 11 is flash lamp aperture, for setting flash lamp.Certainly, in other embodiments, function
Hole 11 can also be the Kato hole for setting Kato.Or the key hole of button is set.
The outer surface 1a of the housing 1 precision is polished by the processing method of the housing 1 shown in Fig. 1 and Fig. 4 to obtain
Arrive.
The housing 1 and mobile terminal 100 that the embodiment of the present application provides are by the way that elastic component is arranged in functional hole 11, elasticity
Part can be supported to the hollow region of functional hole 11, so that housing 1 is thrown to the housing 1 with functional hole 11
Light time, the edge of functional hole 11 will not be because of collapsing, qualification rate during so as to improve Product processing.
The module or unit of the embodiment of the present application can be combined or split according to the actual requirements.
Above is the embodiment of the embodiment of the present application, it is noted that come for those skilled in the art
Say, on the premise of the embodiment of the present application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as the protection domain of the application.
Claims (10)
- A kind of 1. processing method of housing, it is characterised in that including：Housing is provided, the housing has the functional hole for grafting component；The housing is fixed on polishing jig；Elastic component is embedded in the functional hole of the housing, the hole wall of functional hole described in the elastic member presses；Appearance mirror polish of the consumptive material to the housing is polished, so that the housing obtains the burnishing surface of default precision, the polishing Fringe region and the functional hole of the polishing area of consumptive material including the functional hole are in the opening on the outer surface of the housing Area encompassed；After the housing obtains the burnishing surface of default precision, the elastic component is taken out.
- 2. according to the method for claim 1, it is characterised in that described to be embedded at elastic component in the functional hole of the housing The step of before, methods described also includes：The foam of sheet is wound into elastic component corresponding with the size of the functional hole.
- 3. according to the method for claim 1, it is characterised in that described to be embedded at elastic component in the functional hole of the housing The step of before, methods described also includes：Flexible colloid is cut into elasticity corresponding with the size of the functional hole on computer digital control machine tool Part.
- 4. according to the method in claim 2 or 3, it is characterised in that the function that elastic component is embedded to the housing Before step in hole, methods described also includes：Cambered surface is processed into the end face of elastic component；Elastic component is embedded in the step in the functional hole of the housing described, including：Outer surface of the elastic component along the housing to the direction of the inner surface of the housing is squeezed in the housing The edge in the functional hole until edge of the cambered surface of the elastic component and the functional hole is same in one plane.
- 5. according to the method for claim 4, it is characterised in that the top of the cambered surface is apart from the functional hole in the shell The distance of opening on body is 0.1mm~1mm.
- 6. according to the method described in claims 1 to 3 any one, it is characterised in that it is described elastic component is embedded at it is described After step in the functional hole of housing, methods described also includes：Glue is arranged on the hole wall of the elastic component and the functional hole.
- 7. according to the method described in claims 1 to 3 any one, it is characterised in that the polishing jig have working face and Clamping part, the clamping part are arranged on the working face；The housing is fixed in the step on polishing jig described, Including：The housing is held on the clamping part of the polishing jig.
- 8. according to the method described in claims 1 to 3 any one, it is characterised in that the functional hole is used to set flash lamp.
- A kind of 9. housing, it is characterised in that the processing side that the housing passes through the housing described in claim 1 to 8 any one Method is process.
- 10. a kind of mobile terminal, it is characterised in that including the housing described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711060831.8A CN107872933A (en) | 2017-10-31 | 2017-10-31 | A kind of processing method of housing, housing and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711060831.8A CN107872933A (en) | 2017-10-31 | 2017-10-31 | A kind of processing method of housing, housing and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107872933A true CN107872933A (en) | 2018-04-03 |
Family
ID=61752462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711060831.8A Pending CN107872933A (en) | 2017-10-31 | 2017-10-31 | A kind of processing method of housing, housing and mobile terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792664A (en) * | 2018-08-03 | 2020-02-14 | 北京小米移动软件有限公司 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
| CN113021172A (en) * | 2021-03-25 | 2021-06-25 | 中国电子科技集团公司第五十四研究所 | Grinding and polishing method of LTCC substrate with cavity |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493443A (en) * | 2014-12-08 | 2015-04-08 | 广东欧珀移动通信有限公司 | Method for machining through hole in highlighted side of mobile phone shell and mobile phone |
| CN105323984A (en) * | 2014-08-04 | 2016-02-10 | 深南电路有限公司 | Manufacturing method for circuit board with through hole |
-
2017
- 2017-10-31 CN CN201711060831.8A patent/CN107872933A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105323984A (en) * | 2014-08-04 | 2016-02-10 | 深南电路有限公司 | Manufacturing method for circuit board with through hole |
| CN104493443A (en) * | 2014-12-08 | 2015-04-08 | 广东欧珀移动通信有限公司 | Method for machining through hole in highlighted side of mobile phone shell and mobile phone |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792664A (en) * | 2018-08-03 | 2020-02-14 | 北京小米移动软件有限公司 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
| CN110792664B (en) * | 2018-08-03 | 2021-07-23 | 北京小米移动软件有限公司 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
| CN113021172A (en) * | 2021-03-25 | 2021-06-25 | 中国电子科技集团公司第五十四研究所 | Grinding and polishing method of LTCC substrate with cavity |
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Application publication date: 20180403 |
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