CN106424181A - Shell processing method, mold, shell and electronic device comprising same - Google Patents
Shell processing method, mold, shell and electronic device comprising same Download PDFInfo
- Publication number
- CN106424181A CN106424181A CN201610866652.2A CN201610866652A CN106424181A CN 106424181 A CN106424181 A CN 106424181A CN 201610866652 A CN201610866652 A CN 201610866652A CN 106424181 A CN106424181 A CN 106424181A
- Authority
- CN
- China
- Prior art keywords
- blank
- wall portion
- processing method
- shell
- supporting material
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/14—Making other products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Signal Processing (AREA)
- Forging (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a shell processing method, a mold, a shell and an electronic device comprising the same. The shell processing method comprises the following steps: enabling a shell material to be initially formed into a blank with a wall at least, wherein the wall of the blank is provided with a preset to-be-reinforced region and is provided with a reinforced material; enabling the blank to be positioned via one side of the wall of the blank; and extruding the reinforced material, and enabling the blank to be limited via the other side of the wall so as to form a reinforced part on one side of the to-be-reinforced region. According to the shell processing method provided by the invention, the reinforced material is reserved at first when the shell is initially formed, and then is extruded through a mold, a reinforced part is formed in the to-be-reinforced region of the shell, thus, a CNC step is omitted in shell processing, the processing efficiency is improved, and moreover, structural strength and reliability of the product are improved for followed-up processing of the shell such as hole forming owing to the reinforced part.
Description
Technical field
The present invention relates to metal working technical area, more particularly to a kind of processing method of housing, processing mold, Yi Jiyou
Housing and the electronic installation comprising the housing that the processing method is obtained.
Background technology
The electronic terminal product such as present mobile phone generally pursue metal-like, how to make shell using metal material.Existing
Have in technology, the shell of the electronic terminal product such as mobile phone mainly has two kinds of processing modes：Full CNC (Computer numerical
Control) process, or, CNC processing again after metal stamping or forging and stamping, no matter using which kind of mode above-mentioned it is required for carrying out greatly
The CNC processing of amount, working (machining) efficiency is low, high cost.
In prior art, the shell of electronic terminal product also has other processing methods：It is stamped and formed out using thin sheet of metal
Appearance, internal engagement structure is completed using plastic-injection molding so that the CNC time of whole housing part greatly reduces.
But because the characteristic of Sheet Metal Forming Technology so that housing surrounding metal wall thickness is consistent, when product needed is in side-wall hole, tie after perforate
Structure intensity decreases so that the soft pressure of whole machine and failtests are undesirable.
To sum up, the processing method of casing of electric terminal of the prior art or device has that working (machining) efficiency is low, high cost, shell
The defect such as after body perforate, structural strength is low, reliability is undesirable.
Content of the invention
It is an object of the invention to a kind of processing method of casing is proposed, the structural strength of product can be improved.
Another object of the present invention is to propose a kind of processing method of casing, can improve working (machining) efficiency.
Another object of the present invention is to propose a kind of processing method of casing, can improve the reliability of product.
For reaching this purpose, the present invention is employed the following technical solutions：
On the one hand, a kind of processing method of casing is provided, is comprised the steps：
Case material pre-profiling is made at least to have the blank of wall portion, the wall portion of the blank has predetermined area to be strengthened,
The wall portion carries supporting material；
The blank is made to be positioned by the side of its wall portion；
Being extruded the supporting material, and make the blank limited by the opposite side of its wall portion, mould is used by spacing
Having rib is formed in the side in the area to be strengthened.
On the other hand, a kind of housing processing mold is provided, including：
Location division, is arranged at the side of the wall portion of shell blanks, for positioning to the blank；
Press section, for extruding to the supporting material of the blank, so that the wall portion of the blank is extruded；
Core part, the die cavity with the area to be strengthened corresponding to the blank, the core part is arranged at the blank
The opposite side of wall portion, spacing for carrying out to the blank, when the wall portion of the blank is extruded, formed in the die cavity
Rib.
Another further aspect, additionally provides a kind of housing for obtaining according to methods described processing, and the electronics comprising the housing
Device.
Beneficial effects of the present invention：The processing method of casing that the present invention is provided is increase reserved in housing just one-step forming first
Strong material, then extrudes reinforcing material by mould, in the drape forming rib to be strengthened of housing, in this way, processing in housing
During reduce CNC step, be conducive to improving working (machining) efficiency, and, for the following process of housing, such as perforate etc., due to
The presence of rib improves product structure intensity and reliability.
Description of the drawings
Fig. 1 is the structural representation of the shell blanks that one embodiment of the invention is provided.
Fig. 2 be one embodiment of the invention provide blanking after case material structural representation.
Fig. 3 is the first state schematic diagram of the blank forming of one embodiment of the invention.
Fig. 4 is the second view of the blank forming of one embodiment of the invention.
Fig. 5 is a structural representation of housing provided in an embodiment of the present invention.
Fig. 6 is another structural representation of housing provided in an embodiment of the present invention.
In figure：
1st, blank；11st, bottom；12nd, the first wall portion；13rd, the second wall portion；14th, the 3rd wall portion；15th, fourth wall；16th, mend
Strong material；17th, rib；171st, the first rib；172nd, the second rib；173rd, the 3rd rib；
2nd, body；3rd, clout；4th, location division；5th, press section；
6th, core part；61st, die cavity.
Specific embodiment
For make present invention solves the technical problem that, the technical scheme that adopts and the technique effect that reaches clearer, below
Accompanying drawing will be combined to be described in further detail the technical scheme of the embodiment of the present invention, it is clear that described embodiment is only
It is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those skilled in the art exist
The every other embodiment for being obtained under the premise of not making creative work, belongs to the scope of protection of the invention.
Embodiments of the invention provide a kind of processing method of casing, comprise the steps：
Case material pre-profiling is made at least to have the blank of wall portion, the wall portion of the blank has predetermined area to be strengthened,
The wall portion carries supporting material；
The blank is made to be positioned by the side of its wall portion；
Being extruded the supporting material, and make the blank limited by the opposite side of its wall portion, mould is used by spacing
Having rib is formed in the side in the area to be strengthened.
The processing method reserves clout as supporting material, the housing base for then preliminary working being obtained in housing preliminary working
Part passes through to position from side, spacing from opposite side, and extrude supporting material, so as to reach need reinforced region formed in advance plus
Strong portion, it is ensured that the structural strength of following process housing and the reliability of product；In addition, being effectively reduced CNC by this method
Procedure of processing, can improve work efficiency and reduce processing cost.
Fig. 1 is the structural representation of the shell blanks that one embodiment of the invention is provided.In this example, become at the beginning of case material
The blank 1 that type is formed has a bottom 11, in the first wall portion 12 for being oppositely arranged and the second wall portion 13, in the 3rd for being oppositely arranged
Wall portion 14 and fourth wall 15.It is pointed out that the shell blanks structure of the present invention is included but is not limited in examples shown
Structure, for example, in other examples of the present invention, blank 1 includes the wall portion that four head and the tail are sequentially connected, or, three are successively
The wall portion of connection, or, three wall portions being sequentially connected and the bottom that is connected with the wall portion etc..
With continued reference to Fig. 1, in the first wall portion 12 therein and the second wall portion 13, supporting material 16 is provided with.It is appreciated that
, in other examples of the present invention, in the 3rd wall portion 14 and/or fourth wall 15, may also set up supporting material 16.Reinforcing material
Material 16 is arranged at the top of the first wall portion 12 and the second wall portion 13.Preferably, supporting material 16 and the first wall portion 12, and reinforcement
Material 16 and the second wall portion 13 are all in integrative-structure.Supporting material is arranged with the wall portion of blank and is structure as a whole by the present invention,
I.e. wall portion carry supporting material purpose be subsequent extrusion supporting material drive wall portion be extruded, so as to realize wall portion again
Molding, and ensure structural intergrity and the intensity of the wall portion of molding again.For realizing the one of described wall portion and supporting material
Structure, in currently preferred example, case material leaves clout in advance in blanking, in this way, directly being formed after pre-profiling
Wall portion and its supporting material.
In the example of the present invention, case material adopts metal material, for example, aluminum metal, it is to be understood that Yu Benfa
In bright other embodiment, case material can also adopt alloy material or plastic material.
The case material passes through metal stamping pre-profiling blank.After Fig. 2 is the blanking that one embodiment of the invention is provided
The structural representation of case material.Referring to Fig. 2, case material is processed by blanking die using sheet metal, the case material
Including body 2 and clout 3, wherein, body 2 by the bottom 11 of punch forming blank 1, the first wall portion 12, the second wall portion 13, the
Three wall portions 14 and fourth wall 15,3 molding supporting material 16 of clout.Example according to diagram, it is to be understood that clout 3
In the position on body 2 corresponding to the wall portion position after molding, more specifically, corresponding to the first wall portion 12 and the second wall portion 13
Apical position, is so designed that, when case material is after punching press pre-profiling, the wall portion of the blank for obtaining then carries supporting material.
In the example of Fig. 1, Fig. 2 of the present invention, supporting material 16 is arranged in the wall portion of blank in discrete or interval,
The purpose being arranged such is to make supporting material to having area to be strengthened targetedly reinforcement or reinforcement.Fig. 3 is one enforcement of the present invention
The first state schematic diagram of the blank forming of example.Fig. 4 is the second view of the blank forming of one embodiment of the invention.Ginseng
See Fig. 3,4, position from the side of 1 wall portion of the blank first, then extrude the supporting material 16, and from 1 wall of the blank
The opposite side in portion is spacing, along the shown by arrow direction extruding supporting material 16 so that the wall portion of the blank 1 is extruded, such as
This, can form rib 17 in the die cavity of the side in the area to be strengthened of the wall portion.
In order to coordinate the processing method of casing of the present invention, present invention also offers a kind of housing processing mold, continuing with ginseng
Examine Fig. 3,4, the mould includes：
Location division 4, is arranged at the side of the wall portion of shell blanks 1, for positioning to the blank 1；
Press section 5, for extruding to the supporting material 16 of the blank 1, so that the wall portion of the blank 1 is squeezed
Pressure；
Core part 6, the die cavity 61 with the area to be strengthened corresponding to the blank 1, the core part 6 is arranged at the base
The opposite side of the wall portion of part 1, spacing for carrying out to the blank 1, when the wall portion of the blank 1 is extruded, in the type
Rib 17 is formed in chamber 61.
In currently preferred example, the press section 5 of the mould is structure as a whole with core part 6.Set by described
Meter, can cause the extruding to blank and spacing while carry out, i.e., while extruding to supporting material 16, blank 1 be carried out
Spacing, it is ensured that the wall material of blank 1 is extruded in die cavity 61 and forms rib 17.Certainly, those skilled in the art can
To be understood by, it is also possible to individually arrange press section 5 with core part 6, when press section 5 is extruded to supporting material, type
Core 6 timely blank is carried out spacing, equally can achieve the purpose of the present invention.
In example of the present invention, the area to be strengthened is aperture area.The supporting material 16 is arranged at the blank to be had
In the wall portion of aperture area, and the apical position positioned at the wall portion.
Fig. 5 is a structural representation of housing provided in an embodiment of the present invention.Fig. 6 is housing provided in an embodiment of the present invention
Another structural representation.With reference to Fig. 5,6, corresponding perforate on the inside of the wall portion of housing for obtaining after the processing method is processed
Position is provided with rib.The housing is used for electronic installation, for example, mobile phone, the battery cover of mobile phone, panel computer etc..Figure
In the example that shows, rib include the first rib 171 corresponding to s im card perforate, corresponding to volume key perforate second plus
Strong portion 172 and the 3rd rib 173 of power key perforate.
With continued reference to Fig. 5-6, the rib of the present invention can take on any of a number of shapes, and concrete shape can be set according to the actual needs
The die cavity of the respective shapes of meter mould is obtained.
The know-why of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel associate other specific embodiments of the present invention by need not paying performing creative labour, these modes fall within
Within protection scope of the present invention.
Claims (10)
1. a kind of processing method of casing, it is characterised in that comprise the steps：
Case material pre-profiling is made at least to have the blank of wall portion, the wall portion of the blank has predetermined area to be strengthened, described
Wall portion carries supporting material；
The blank is made to be positioned by the side of its wall portion；
It is extruded the supporting material, and makes the blank limited by the opposite side of its wall portion, is existed by spacing use mould
The side in the area to be strengthened forms rib.
2. processing method of casing according to claim 1, it is characterised in that the case material passes through punching press pre-profiling base
Part.
3. processing method of casing according to claim 1, it is characterised in that the case material corresponds to its wall in blanking
Clout is reserved in portion position, so that the blank wall portion of case material pre-profiling carries the supporting material.
4. processing method of casing according to claim 1, it is characterised in that the area to be strengthened be.
5. processing method of casing according to claim 4, it is characterised in that the supporting material is arranged at blank tool
Have in the wall portion of aperture area, and the apical position positioned at the wall portion.
6. the processing method of casing according to one of claim 1 to 5, it is characterised in that be extruded the supporting material,
So that the wall portion of the blank is extruded, in the die cavity of the side in the area to be strengthened of the wall portion, form the rib.
7. a kind of housing processing mold, it is characterised in that include：
Location division, is arranged at the side of the wall portion of shell blanks, for positioning to the blank；
Press section, for extruding to the supporting material of the blank, so that the wall portion of the blank is extruded；
Core part, the die cavity with the area to be strengthened corresponding to the blank, the core part is arranged at the wall portion of the blank
Opposite side, spacing for carrying out to the blank, when the wall portion of the blank is extruded, is formed in the die cavity and strengthen
Portion.
8. mould according to claim 7, it is characterised in that the press section is structure as a whole with the core part.
9. a kind of housing, it is characterised in that the processing method according to one of claim 1 to 6 is obtained.
10. a kind of electronic installation, it is characterised in that including the housing described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866652.2A CN106424181B (en) | 2016-09-29 | 2016-09-29 | A kind of processing method of casing, mold, shell and the electronic device comprising the shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866652.2A CN106424181B (en) | 2016-09-29 | 2016-09-29 | A kind of processing method of casing, mold, shell and the electronic device comprising the shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106424181A true CN106424181A (en) | 2017-02-22 |
| CN106424181B CN106424181B (en) | 2019-07-23 |
Family
ID=58171306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610866652.2A Active CN106424181B (en) | 2016-09-29 | 2016-09-29 | A kind of processing method of casing, mold, shell and the electronic device comprising the shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106424181B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018001071A1 (en) * | 2016-06-27 | 2018-01-04 | 广东欧珀移动通信有限公司 | Method of forming through hole in metal member, electronic apparatus housing, and electronic apparatus |
| CN113102623A (en) * | 2021-03-31 | 2021-07-13 | 联想(北京)有限公司 | Shell machining method, shell and electronic equipment |
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|---|---|---|---|---|
| SU662223A1 (en) * | 1974-04-12 | 1979-05-15 | Aliev Igramotdin S | Method of pressing-out of metal articles |
| JP2005349433A (en) * | 2004-06-10 | 2005-12-22 | Unipres Corp | Forming method and forming device for press formed article |
| CN101437373A (en) * | 2007-11-16 | 2009-05-20 | 鸿富锦精密工业（深圳）有限公司 | Metal casing and molding method thereof |
| JP2010077465A (en) * | 2008-09-24 | 2010-04-08 | Sumitomo Electric Ind Ltd | Molded body of magnesium alloy |
| US20110084579A1 (en) * | 2009-10-13 | 2011-04-14 | Hon Hai Precision Industry Co., Ltd. | Housing of electronic device and manufacturing methord thereof |
| DE102009059197A1 (en) * | 2009-12-17 | 2011-06-22 | ThyssenKrupp Steel Europe AG, 47166 | Method and device for producing a half-shell part |
| TW201406258A (en) * | 2012-07-16 | 2014-02-01 | Fih Hong Kong Ltd | Locking structure used for housing of an electronic device |
| CN204231816U (en) * | 2014-11-14 | 2015-03-25 | 联想(北京)有限公司 | Electronic equipment |
| CN104754897A (en) * | 2013-12-26 | 2015-07-01 | 富泰华精密电子（郑州）有限公司 | Mobile terminal casing and manufacturing method thereof |
| CN105682823A (en) * | 2013-11-29 | 2016-06-15 | 新日铁住金株式会社 | Method for forming closed-bottom cylindrical container |
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2016
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU662223A1 (en) * | 1974-04-12 | 1979-05-15 | Aliev Igramotdin S | Method of pressing-out of metal articles |
| JP2005349433A (en) * | 2004-06-10 | 2005-12-22 | Unipres Corp | Forming method and forming device for press formed article |
| CN101437373A (en) * | 2007-11-16 | 2009-05-20 | 鸿富锦精密工业（深圳）有限公司 | Metal casing and molding method thereof |
| JP2010077465A (en) * | 2008-09-24 | 2010-04-08 | Sumitomo Electric Ind Ltd | Molded body of magnesium alloy |
| US20110084579A1 (en) * | 2009-10-13 | 2011-04-14 | Hon Hai Precision Industry Co., Ltd. | Housing of electronic device and manufacturing methord thereof |
| DE102009059197A1 (en) * | 2009-12-17 | 2011-06-22 | ThyssenKrupp Steel Europe AG, 47166 | Method and device for producing a half-shell part |
| TW201406258A (en) * | 2012-07-16 | 2014-02-01 | Fih Hong Kong Ltd | Locking structure used for housing of an electronic device |
| CN105682823A (en) * | 2013-11-29 | 2016-06-15 | 新日铁住金株式会社 | Method for forming closed-bottom cylindrical container |
| CN104754897A (en) * | 2013-12-26 | 2015-07-01 | 富泰华精密电子（郑州）有限公司 | Mobile terminal casing and manufacturing method thereof |
| CN204231816U (en) * | 2014-11-14 | 2015-03-25 | 联想(北京)有限公司 | Electronic equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018001071A1 (en) * | 2016-06-27 | 2018-01-04 | 广东欧珀移动通信有限公司 | Method of forming through hole in metal member, electronic apparatus housing, and electronic apparatus |
| CN113102623A (en) * | 2021-03-31 | 2021-07-13 | 联想(北京)有限公司 | Shell machining method, shell and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106424181B (en) | 2019-07-23 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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