CN106112394B - Shell-machining process and housing - Google Patents
Shell-machining process and housing Download PDFInfo
- Publication number
- CN106112394B CN106112394B CN201610495131.0A CN201610495131A CN106112394B CN 106112394 B CN106112394 B CN 106112394B CN 201610495131 A CN201610495131 A CN 201610495131A CN 106112394 B CN106112394 B CN 106112394B
- Authority
- CN
- China
- Prior art keywords
- housing
- support jig
- shell
- tool part
- machining process
- 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.)
- Active
Links
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
-
- 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
Abstract
The present invention discloses a kind of shell-machining process, and the housing is molded using metallic plate punching, and carries out high plain edge processing to the peripheral part of the housing, and the enclosure interior is supported using support jig before the high plain edge processing.By setting support jig in enclosure interior, can effective reinforcement casing rigidity, avoid stressed shell in bloom process from making a concession deformation, avoid generation from shaking the situation on knife mark and size side.The housing being process using above-mentioned technique is also disclosed in the present invention, its cost is low, quality can be effectively ensured, simple production process, use easy to spread.
Description
Technical field
The present invention relates to the processing technology of mobile terminal shell technical field, more particularly to terminal shell, more particularly to make
The housing processed with the shell-machining process.
Background technology
When light source is irradiated to object and then reflexed in the eyes of people, that most bright point is exactly bloom on object, bloom
It is not light, but part most bright on object, bloom metal shell application in digital products is very extensive, generally for increasing
Adding metal-like metal shell to design often increases high plain edge.
The processing generally use CNC Milling Process of high plain edge, because traditional metal shell processing mode is also all to use
CNC is processed, and product strength is fine, and product is not allowed yielding when side bloom is processed, and high plain edge is not easy generation and shaken knife
A problem that line, size side.
But due to processing the problems such as time-consuming, cost height is low with volume production, existing metal-back existing for CNC processing methods
Body also has obtains metal shell using sheet stamping shaping, then the mode of production to form high plain edge is processed by CNC, and is utilizing
Sheet stamping shaping is obtained in this technique of metal shell, and because the wall thickness of metal shell is relatively thin, product strength especially produces
The intensity of product side wall has relative to CNC housings and significantly reduced, and is especially machined with through hole in the side wall of metal shell
Position, the side wall strength of metal shell further reduces after perforate, causes housing during the processing of side bloom to have yielding deformation,
So as to produce a problem that shaking knife mark and size side.
In order to solve the above problems, a kind of mobile phone shell processing mode is disclosed in existing patent document, its metal shell is adopted
It is molded with sheet stamping, high plain edge is process using CNC techniques, before the high plain edge of processing through hole neighbouring position, first logical
Blind hole is processed into through hole by hole site processing blind hole, high plain edge again after machining, because the intensity of blind hole can be much larger than through hole,
Therefore when CNC processes high plain edge, metal shell stress deformation can be smaller, and the program can solve housing to a certain extent and move back
Allow deformation, generation shake knife mark and size side a problem that.
But intensity is higher during opened hole on the metal shell that is molded only with respect to sheet stamping of such scheme, not
Change the intensity of whole metal shell, the product obtained relative to traditional whole metal shell using CNC processing, it is still deposited
Above-mentioned unfavorable condition, therefore still can restrict the application and development of the metal shell of sheet stamping shaping.
The content of the invention
It is an object of the present invention to：A kind of shell-machining process is provided, the housing processed using the technique can be kept away
Exempt from the yielding deformation of housing during the processing of side bloom, avoid generation shake knife mark and size side a problem that.
It is another object of the present invention to：A kind of housing is provided, its cost is low, quality can be effectively ensured, it is raw
Production. art is simple, use easy to spread.
To use following technical scheme up to this purpose, the present invention：
On the one hand, there is provided a kind of shell-machining process, the housing is molded using metallic plate punching, and to the housing
Peripheral part carry out high plain edge processing, it is characterised in that using support jig in the housing before the high plain edge processing
Portion is supported.
By setting support jig in enclosure interior, can effective reinforcement casing rigidity, avoid in bloom process
Stressed shell makes a concession deformation, avoids producing the situation on shake knife mark and size side.
As a kind of preferable technical scheme of shell-machining process, the shell-machining process includes：By the support
Tool is fixed on the enclosure interior, and it is enterprising that the housing and the support jig are fixed on into CNC workbench jointly afterwards
The high plain edge working process of row；
Or,
The housing is fixed on CNC workbench, the support jig is fixed on into the enclosure interior afterwards is carried out again
High plain edge working process.
As a kind of preferable technical scheme of shell-machining process, the support jig is structure as a whole, its outer wheels
Profile shape is corresponding with the in-profile shape of the housing.
Preferably, added using the metallic plate punching shaping housing with carrying out high plain edge to the peripheral part of the housing
Inner casing configuration part, the position corresponding with the inner casing configuration part on the support jig can also be set in enclosure interior between work
Install and be equipped with structural member by bit architecture.
As a kind of preferable technical scheme of shell-machining process, the support jig is split-type structural, and it has
Tool Part I and tool Part II, the tool Part I be engaged with the tool Part II to be formed it is described
Support jig, the exterior contour of the support jig are corresponding with the in-profile of the housing.
As a kind of preferable technical scheme of shell-machining process, the tool Part I and the tool second
/ relative position it is adjustable.
As a kind of preferable technical scheme of shell-machining process, the tool Part I and the tool second
/ there is limit element.
The appearance and size of the support jig can be limited by the limit element, makes its inside dimension phase with housing
It is corresponding.
As a kind of preferable technical scheme of shell-machining process, the housing is being molded using metallic plate punching
After process, pore structure manufacturing procedure is also set up：Processing forms the button mounting hole for being used for installing each button on the housing.
As a kind of preferable technical scheme of shell-machining process, on the support jig with the button mounting hole pair
That answers is provided with the support protrusion for button mounting hole described in reinforcement.
As a kind of preferable technical scheme of shell-machining process, it is provided with the support jig for installing or taking
Go out the tool clamping part of the support jig.
On the other hand, there is provided a kind of housing, process to be formed using shell-machining process as described above.
Beneficial effects of the present invention are：By setting support jig in enclosure interior, can effective reinforcement casing rigidity,
Avoid stressed shell in bloom process from making a concession deformation, avoid producing the situation on shake knife mark and size side.Using above-mentioned work
The housing that skill is process, its cost is low, quality can be effectively ensured, simple production process, use easy to spread.
Brief description of the drawings
The present invention is described in further detail below according to drawings and examples.
Fig. 1 is to be supported structural representation to housing using support jig in embodiment one.
Fig. 2 is to be supported structural representation to housing using support jig in embodiment two.
Fig. 3 is to be supported structural representation to housing using support jig in embodiment three.
Fig. 4 is to be supported structure top view to housing using support jig in embodiment three.
Fig. 5 is shell structure schematic diagram described in example IV.
Fig. 6 is to be supported structural representation to housing using support jig in example IV.
In Fig. 1：
10th, housing；11st, support jig；
In Fig. 2：
20th, housing；21st, support jig；22nd, groove；23rd, handle；
In Fig. 3,4：
30th, housing；31st, support jig；311st, tool Part I；312nd, tool Part II；313rd, connecting rod；314、
Location nut；
In Fig. 5,6：
40th, housing；401st, button mounting hole；41st, support jig；411st, tool Part I；412nd, tool Part II；
413rd, support protrusion.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Shell-machining process of the present invention, the housing is molded using metallic plate punching, and to the housing
Peripheral part carries out high plain edge processing, and the enclosure interior is supported using support jig before the high plain edge processing.It is logical
Cross setting support jig and internally support housing, housing is subject to processing the extruding of cutter when bloom is processed and be transferred to support and control
Tool, the yielding deformation of housing when avoiding the processing of side bloom, avoid shake knife mark and size side etc. of generation bad.
Embodiment one：
As shown in figure 1, in the present embodiment, a kind of shell-machining process of the present invention, using metallic plate punching
The housing 10 is molded, and high plain edge processing is carried out to the peripheral part of the housing 10, using branch before the high plain edge processing
Tool 11 is supportted to being supported inside the housing 10.
By setting support jig 11 inside housing 10, can the effective intensity of reinforcement housing 10, avoid bloom from processing
During the stress of housing 10 make a concession deformation, avoid producing the situation on knife mark and size side of shaking.
In specific implementation process, the punching course of housing 10 can use hot-forming or cold moudling, in the present embodiment
The housing 10 is formed using cold moudling, the support jig 11 is fixed on inside the housing 10, afterwards by the shell
Body 10 and the support jig 11 are fixed on CNC workbench jointly carries out bloom side working process.
Support jig 11 is structure as a whole described in the present embodiment, its outer contoured shape and the inside of the housing 10
Contour shape is corresponding.
By by support jig 11 design be structure as a whole, in the process of high plain edge the outside of support jig 11 with
The inwall of housing 10 abuts all the time, and it can cause that supporting construction is most simple in the case where ensureing to 10 maximally effective support of housing
Change, avoid the structure excessively complicated installation to supporting construction from impacting, ensure support effect.
Preferably, the housing 10 is being molded with carrying out bloom to the peripheral part of the housing 10 using metallic plate punching
Side processing between inner casing configuration part can also be set inside housing 10, on the support jig 11 with the inner casing configuration part
Corresponding position is provided with structural member by bit architecture.
Embodiment two：
As shown in Fig. 2 in the present embodiment, a kind of shell-machining process of the present invention, using metallic plate punching
The housing 20 is molded, and high plain edge processing is carried out to the peripheral part of the housing 20, using branch before the high plain edge processing
Tool 21 is supportted to being supported inside the housing 20.
It is same in the present embodiment that the housing 20 is formed using cold moudling, and the support jig 21 is fixed on institute
State inside housing 20, the housing 20 and the support jig 21 are fixed on CNC workbench jointly carry out bloom afterwards
Side working process.
The support jig 21 is structure as a whole, and its outer contoured shape is relative with the in-profile shape of the housing 20
Should.The present embodiment and the difference of embodiment one are, are provided with the present embodiment on the support jig 21 of integrative-structure
For installing or taking out the tool clamping part of the support jig 21.
When by setting tool clamping part integral type tool can be avoided to be installed, dismantled in no tool clamping part
The problem of being unfavorable for operation.
Fluted 22 are set in the present embodiment at the middle part of support jig 21, the tool clamping part is described recessed to be arranged on
Handle 23 in groove 22, surface of the handle 23 away from the support jig 21 open up described recessed less than the support jig 21
The surface of groove 22.
Embodiment three：
As shown in Figure 3,4, in the present embodiment, a kind of shell-machining process of the present invention, rushed using sheet metal
The molded housing 30, and high plain edge processing is carried out to the peripheral part of the housing 30, used before the high plain edge processing
Support jig 31 inside the housing 30 to being supported.
The housing 30 is fixed on CNC workbench in the present embodiment, the support jig 31 is fixed on institute afterwards
State and carry out high plain edge working process inside housing 30 again.
Fixed for the ease of support jig 31 after the clamping of housing 30, the support jig 31 in the present embodiment, which uses, to be divided
Body formula structure, it has tool Part I 311 and tool Part II 312, and the tool Part I 311 is controlled with described
Tool Part II 312 is engaged to form the support jig 31, the exterior contour of the support jig 31 and the housing 30
In-profile is corresponding.There is limit element between the tool Part I 311 and the tool Part II 312.Pass through
The limit element can limit the appearance and size of the support jig 31, make it corresponding with the inside dimension of housing 30.
Relative position between the tool Part I 311 and the tool Part II 312 is adjustable.Specifically, this
In embodiment, tool Part I 311 is " L " shape structure with tool Part II 312, both are engaged to be formed and are substantially in
The support jig 31 of rectangle, tool Part I 311 are separately mounted to the both ends of connecting rod 313 with tool Part II 312, and
Can be slided along connecting rod 313 in the range of restriction, be provided with connecting rod 313 positioning threads (not shown) and with it is described
The location nut 314 that positioning threads are engaged, by rotational positioning nut 314 can promote the tool Part I 311 with
The tool Part II 312 moves to the position abutted against with the inwall of housing 30.
The tool Part I 311 of L-shaped structure and the longer side of tool Part II 312 and housing in the present embodiment
30 length direction is parallel, and the length of tool Part I 311 and tool Part II 312 is equal to the length inside housing 30
The length on side, tool Part I 311 and tool Part II 312 it is shorter side it is parallel with the width of housing 30, and control
The width of tool Part I 311 and tool Part II 312 is respectively less than the width inside housing 30 so that tool Part I
311 can be in the width relative motion of the interior edge housing 30 of housing 30, consequently facilitating installation with tool Part II 312.
In the presence of limit element, the width of tool Part I 311 and tool Part II 312 in housing 30
On when moving to ultimate range its width it is corresponding with the inner width of housing 30.
By the two parts for being arranged to be movable in the axial direction to each other by support jig 31, tool first is turned down before support jig 31 is installed
The distance between part 311 and tool Part II 312, it is easy to be fitted into housing 30, both rear regulations in housing 30 is fitted into
The distance between against the inwall of housing 30.
Tool Part I 311 and tool Part II 312 it is longer side it is identical with the length inside housing 30 can
Ensure that the longer sides of housing 30 are completely supported, avoid deforming, and because the width of housing 30 is narrower relative to length direction,
Part support can meet support effect, therefore select tool Part I 311 can be in the direction with tool Part II 312
Upper relative motion, the width that the length of shorter edge is less than inside housing 30 have reserved tool Part I 311 and tool second
Divide the space of 312 relative motions.
Example IV：
As shown in Figure 5,6, in the present embodiment, a kind of shell-machining process of the present invention, rushed using sheet metal
The molded housing 40, and high plain edge processing is carried out to the peripheral part of the housing 40, used before the high plain edge processing
Support jig 41 inside the housing 40 to being supported.
By setting support jig 41 inside housing 40, can the effective intensity of reinforcement housing 40, avoid bloom from processing
During the stress of housing 40 make a concession deformation, avoid producing the situation on knife mark and size side of shaking.
In the present embodiment, the housing 40 is first equally fixed on CNC workbench, afterwards fixed the support jig 41
Carry out high plain edge working process again inside the housing 40.
The support jig 41 is split-type structural, and it has tool Part I 411 and tool Part II 412,
The tool Part I 411 is engaged to form the support jig 41, the support jig with the tool Part II 412
41 exterior contour is corresponding with the in-profile of the housing 40.
In the present embodiment, the housing 40 is being molded with being carried out to the peripheral part of the housing 40 using metallic plate punching
Inner casing configuration part can also be set inside housing 40 between the processing of high plain edge, on the support jig 41 with the inner casing knot
Position corresponding to component is provided with structural member by bit architecture.The inner casing configuration part is to be arranged on inside housing 40 to be used for branch
The structure of the elements such as support, fixing circuit board, battery, and structural member is the groove being arranged on support jig 41 by bit architecture.
After the housing 40 using metallic plate punching shaping, in addition to pore structure processing, in the housing 40
Upper processing forms the button mounting hole 401 for being used for installing each button.It is right with the button mounting hole 401 on the support jig 41
That answers is provided with the support protrusion 413 for button mounting hole 401 described in reinforcement.It is to be noted that the support protrusion 413
Axis direction it is identical with the direction of motion of the tool Part I 411 and tool Part II 412, in order to the branch
Support projection 413 is alternative in its direction of motion to be inserted or exits button mounting hole 401, during ensureing high plain edge processing
Support protrusion 413 is inserted into supporting in button mounting hole 401.
A kind of housing is also provided in the present embodiment, it uses shell-machining process as described above to process to be formed.
A kind of terminal is also provided in the present embodiment, it uses housing as described above.
It is to be understood that above-mentioned embodiment is only that presently preferred embodiments of the present invention and institute's application technology are former
Reason, in technical scope disclosed in this invention, change that any one skilled in the art is readily apparent that or
Replace, should all cover within the scope of the present invention.
Claims (5)
1. a kind of shell-machining process, the housing is molded using metallic plate punching, and the peripheral part of the housing is carried out
High plain edge processing, it is characterised in that be supported before the high plain edge processing using support jig to the enclosure interior, institute
It is corresponding with the in-profile of the housing to state the exterior contour of support jig, the support jig is split-type structural, and it has
There are tool Part I and tool Part II, tool Part I and tool Part II are " L " shape structure, Liang Zhexiang
Cooperation can form rectangular support jig, and tool Part I is separately mounted to the both ends of connecting rod with tool Part II,
And can be slided along connecting rod in the range of restriction, it is provided with positioning threads in connecting rod and is engaged with the positioning threads
Location nut, the tool Part I can be promoted by rotational positioning nut and the tool Part II moves to and shell
The position that internal wall abuts against；After the process of the housing is molded using metallic plate punching, pore structure processing is also set up
Process：Processing, which is formed, on the housing is used to installing the button mounting hole of each button, on the support jig with the button
The support protrusion for button mounting hole described in reinforcement is provided with corresponding to mounting hole.
2. shell-machining process according to claim 1, it is characterised in that the shell-machining process includes：By described in
Support jig is fixed on the enclosure interior, and the housing and the support jig are fixed on into CNC workbench jointly afterwards
Upper progress bloom side working process；
Or, the housing is fixed on CNC workbench, the support jig is fixed on into the enclosure interior afterwards carries out height again
Plain edge working process.
3. shell-machining process according to claim 1, it is characterised in that the support jig is structure as a whole, outside it
Contouring shape is corresponding with the in-profile shape of the housing.
4. shell-machining process according to any one of claim 1 to 3, it is characterised in that set on the support jig
It is equipped with the tool clamping part for installing or taking out the support jig.
5. a kind of housing, it is characterised in that process to be formed using the shell-machining process any one of Claims 1-4.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610495131.0A CN106112394B (en) | 2016-06-27 | 2016-06-27 | Shell-machining process and housing |
| PCT/CN2017/088460 WO2018001104A1 (en) | 2016-06-27 | 2017-06-15 | Processing technique for housing and housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610495131.0A CN106112394B (en) | 2016-06-27 | 2016-06-27 | Shell-machining process and housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106112394A CN106112394A (en) | 2016-11-16 |
| CN106112394B true CN106112394B (en) | 2017-12-01 |
Family
ID=57285342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610495131.0A Active CN106112394B (en) | 2016-06-27 | 2016-06-27 | Shell-machining process and housing |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106112394B (en) |
| WO (1) | WO2018001104A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112394B (en) * | 2016-06-27 | 2017-12-01 | 广东欧珀移动通信有限公司 | Shell-machining process and housing |
| CN110381677B (en) * | 2019-06-25 | 2022-02-08 | 广东长盈精密技术有限公司 | Blank part and manufacturing method of electronic product substrate |
| CN110406011B (en) * | 2019-06-25 | 2022-03-29 | 广东长盈精密技术有限公司 | Manufacturing method of primary blank and electronic product substrate |
| CN110646182B (en) * | 2019-09-03 | 2021-06-01 | Oppo（重庆）智能科技有限公司 | Detection jig |
| CN111343805B (en) * | 2020-04-08 | 2021-12-21 | 广州三星通信技术研究有限公司 | Electronic device and housing structure |
| TWI766725B (en) * | 2021-06-10 | 2022-06-01 | 英業達股份有限公司 | Chassis |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189385A (en) * | 2011-05-19 | 2011-09-21 | 戴护民 | Composite manufacturing process for handy terminal exterior piece, and product thereof |
| 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 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101166404A (en) * | 2006-10-18 | 2008-04-23 | 深圳富泰宏精密工业有限公司 | Metal shell and its making method |
| TWI317307B (en) * | 2007-11-07 | 2009-11-21 | Ichia Tech Inc | Method for manufacturing metallic panel having ripple luster |
| CN101754598A (en) * | 2008-12-19 | 2010-06-23 | 和成欣业股份有限公司 | The 3C Product shell mechanism |
| DE102013103612B8 (en) * | 2013-04-10 | 2023-12-28 | Thyssenkrupp Steel Europe Ag | Process and compression tool for producing highly dimensionally stable half-shells |
| CN105555089A (en) * | 2015-12-25 | 2016-05-04 | 深圳市卓怡恒通电脑科技有限公司 | Fabrication method of metal housing |
| CN105704953B (en) * | 2016-04-11 | 2019-10-29 | 联想(北京)有限公司 | The processing method and electronic equipment of electronic equipment casing |
| CN106112394B (en) * | 2016-06-27 | 2017-12-01 | 广东欧珀移动通信有限公司 | Shell-machining process and housing |
| CN206170627U (en) * | 2016-09-08 | 2017-05-17 | 昆山先捷精密电子有限公司 | Mobile phone rear shell highlight tool |
-
2016
- 2016-06-27 CN CN201610495131.0A patent/CN106112394B/en active Active
-
2017
- 2017-06-15 WO PCT/CN2017/088460 patent/WO2018001104A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189385A (en) * | 2011-05-19 | 2011-09-21 | 戴护民 | Composite manufacturing process for handy terminal exterior piece, and product thereof |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018001104A1 (en) | 2018-01-04 |
| CN106112394A (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106112394B (en) | Shell-machining process and housing | |
| CN109759780B (en) | Method for preparing middle frame, middle frame and mobile terminal | |
| CN201728265U (en) | All aluminum water chamber edge trimming mold for air conditioners | |
| CN101010997A (en) | Small electronic casing and method for producing the same | |
| CN106862351B (en) | A kind of fully automatic hydraulic rushes machine | |
| CN106914536A (en) | A kind of processing technology of the automobile top cover energy common mode punching production shared with or without skylight | |
| CN205042988U (en) | Metal plate spare hole flanging mould that punches a hole | |
| CN103056615A (en) | Processing process of array panel of array face frame parts | |
| CN101549380B (en) | Resilience control method for moulding top surface of car roof | |
| CN103357736A (en) | Device for eliminating warping rebound of side wall of stamped component and edge pressing technology | |
| CN101773983B (en) | Method for manufacturing complex graphite core for titanium alloy castings | |
| CN101428323B (en) | Stainless steel car body roof plate punching process | |
| CN105013943A (en) | Vehicle B-pillar inner plate stamping die | |
| CN202943155U (en) | Edge trimming punching mould of car anti-collision beam installing supports | |
| CN101357386A (en) | Mold for parts flanged-edge formed in one piece and design method thereof | |
| CN102877233A (en) | Casing of sewing machine in inblock casting industry, sewing machine and production method of casing of sewing machine in inblock casting industry | |
| CN203804036U (en) | Blanking trimming die for car body covering part | |
| KR101569924B1 (en) | A manufacture method of metal case for mobile | |
| CN205463897U (en) | Repair turn -ups an organic whole insert assembly and mould | |
| CN208050723U (en) | The molding die of rear suspension support for engine stabilizer blade | |
| CN205702026U (en) | The Trimming Die that a kind of hard alloy forms with gray iron | |
| CN203380282U (en) | Reshaping and punching die | |
| CN203526347U (en) | Automobile side surrounding outer plate sample piece die | |
| CN110883221A (en) | Mobile phone shell forming and stamping die | |
| CN205725903U (en) | A kind of one time punching molded mobile phone shell mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |