CN106863021B - The processing method and jig of metal shell - Google Patents
The processing method and jig of metal shell Download PDFInfo
- Publication number
- CN106863021B CN106863021B CN201710089080.6A CN201710089080A CN106863021B CN 106863021 B CN106863021 B CN 106863021B CN 201710089080 A CN201710089080 A CN 201710089080A CN 106863021 B CN106863021 B CN 106863021B
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- Prior art keywords
- jig
- crest line
- incline
- wire
- metal shell
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Classifications
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- 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
Abstract
The present invention is suitable for metal working technical area, and the processing jig of the metal shell provided is for handling metal housing surface.Metal shell is provided, metal shell includes at least first surface, second surface and the first crest line, provides processing jig, and processing jig includes at least the first jig for being covered on first surface and the second jig for being covered on second surface；Masking processing, the first jig and the second jig are taken up in order of priority close covering first surface and second surface, and wire-drawing frame successively carries out wire drawing process to the second surface and first surface not covered.The processing method successively closely covers the first surface and second surface of metal shell using the first jig and the second jig, and wire drawing process successively is carried out to unlapped second surface and first surface using wire-drawing frame, to guarantee in formerly rear wire drawing treatment process, the first crest line is not worn, to guarantee that the first crest line is still clear sharp keen after wire drawing process.
Description
Technical field
The invention belongs to field of metal surface treatment technology more particularly to the processing methods and jig of a kind of metal shell.
Background technique
For metal shell, surface is in order to form strain line, it will usually be formed using drawing process.However, wire drawer
Skill is easier to realize in the plane, more complex curved surface can be made between adjacent curved surface due to using drawing process
Crest line is worn and leads to turned-down edge and thicken.
Summary of the invention
The purpose of the present invention is to provide a kind of processing methods of metal shell, it is intended to solve complex-curved in the prior art
Metal housing surface crest line due to using drawing process and the technical issues of wear away crest line.
The invention is realized in this way a kind of processing method of metal shell, comprising the following steps:
Metal shell is provided, the metal shell include at least the first surface and second surface that are successively disposed adjacent and
The first crest line between the first surface and the second surface；
Processing jig is provided, the processing jig is for assisting wire-drawing frame to the first surface and the second surface
Carry out use when wire drawing process, and the processing jig include at least the first jig for being covered on the first surface with
And the second jig for being covered on the second surface；
Masking processing, be taken up in order of priority using first jig and second jig closely cover the first surface and
The second surface；
Wire drawing process successively draws the second surface and first surface that do not cover using the wire-drawing frame
Silk processing, to ensure that first crest line is not worn away by the wire-drawing frame.
The present invention also provides a kind of processing jig of metal shell, the metal shell is included at least and is successively disposed adjacent
First surface and second surface and the first crest line between the first surface and the second surface, the processing
Use when jig is for assisting wire-drawing frame to the first surface and second surface progress wire drawing process, and the processing
Jig is including at least the first jig for being covered on the first surface and for being covered on the second surface
Second jig；In drawing process, it is taken up in order of priority using first jig and second jig and closely covers first table
Face and the second surface, and successively the second surface and first surface not covered are carried out using the wire-drawing frame
Wire drawing process, to ensure that first crest line is not worn away by the wire-drawing frame.
The processing method for having the technical effect that the metal shell of the present invention compared with the existing technology utilizes first jig
The first surface and the second surface of the metal shell are successively closely covered with second jig, and described in utilization
Wire-drawing frame successively carries out wire drawing process to the unlapped second surface and the first surface, to guarantee to described the
During one surface and the second surface carry out successive wire drawing process, do not wear the first surface and the second surface it
Between the first crest line, to guarantee that first crest line is still clear sharp keen after wire drawing process, completely to show to metal shell
Original design intent increases the expressive force to metal shell.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to the embodiment of the present invention or the prior art
Attached drawing needed in description is briefly described, it should be apparent that, drawings described below is only of the invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is metal shell construction to be surface-treated provided in an embodiment of the present invention；
Fig. 2 is the first jig that metal shell construction is surface-treated with the corresponding auxiliary metal shell in Fig. 1, the
The exploded view of two jigs and third jig.
Description of symbols:
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.
Referring to Fig.1 and 2, the processing method of metal shell 10 provided in an embodiment of the present invention the following steps are included:
Metal shell 10 is provided, the metal shell 10 includes at least the first surface 12 and second being successively disposed adjacent
Surface 14 and the first crest line 15 between the first surface 12 and the second surface 14；
Processing jig is provided, the processing jig is for assisting wire-drawing frame (not shown) to the first surface 12 and institute
It states second surface 14 and carries out use when wire drawing process, and the processing jig is included at least for being covered on the first surface 12
On the first jig 20 and the second jig 30 for being covered on the second surface 14；
Masking processing, is taken up in order of priority using first jig 20 and second jig 30 and closely covers first table
Face 12 and the second surface 14；
Wire drawing process, using the wire-drawing frame successively to the second surface 14 and first surface 12 not covered into
Row wire drawing process, to ensure that first crest line 15 is not worn away by the wire-drawing frame.
The processing method of metal shell 10 provided in an embodiment of the present invention is controlled using first jig 20 and described second
Tool 30 successively closely covers the first surface 12 and the second surface 14 of the metal shell 10, and utilizes the drawing
Silk device successively carries out wire drawing process to the unlapped second surface 14 and the first surface 12, to guarantee to institute
It states first surface 12 and during the second surface 14 carries out successive wire drawing process, does not wear the first surface 12 and described
The first crest line 15 between second surface 14, to guarantee that first crest line 15 is still clear sharp keen after wire drawing process, with complete
The original design intent to metal shell 10 is showed, the expressive force to metal shell 10 is increased.
In this embodiment, the material of the metal shell 10 be aluminium alloy, almag, titanium alloy, stainless steel or
Magnesium lithium alloy.
In this embodiment, the metal shell 10 is used as the front panel of blue-ray DVD, the especially high-end indigo plant of HIFI rank
The front panel of light DVD.
During wire drawing process, corresponding institute is successively blocked first with first jig 20 and second jig 30
First surface 12 and the second surface 14 are stated, i.e., when first jig 20 is tightly covered on the first surface 12 with complete
When sheltering from the first surface 12 entirely, remove described in second jig 30 being covered on the second surface 14 and utilization
Wire-drawing frame carries out wire drawing process to the second surface 14, when second jig 30 is tightly covered on the second surface 14
On to shelter from the second surface 14 completely when, remove first jig 20 that is covered on the first surface 12 and benefit
Wire drawing process is carried out to the first surface 12 with the wire-drawing frame, so that the wire-drawing frame is to the first surface
12 and the second surface 14 carry out not wearing first crest line 15 during wire drawing process, guarantee first crest line 15
It is sharp keen clear.
It should be noted that the sequence for carrying out wire drawing process to the first surface 12 and the second surface 14 does not limit
System, it is only necessary to have precedence just to the first surface 12 and the second surface 14, for example, to first surface 12 into
When row wire drawing process, the second jig 30 shelters from the second surface 14 to protect first crest line 15 not by the wire drawing
The abrasion of device；Similarly, when carrying out wire drawing process to the second surface 14, first jig 20 shelters from described
First surface 12 is to protect first crest line 15 not by the abrasion of the wire-drawing frame, in this way, make after wire drawing process is complete,
First crest line 15 can be clear sharp keen.
Referring to figure 2., further, in the step of covering processing, first jig 20 is close to first crest line
First inclines 22 of 15 settings are overlapped with first crest line 15, and/or, second jig 30 is close to first crest line
Second incline 32 of 15 settings is overlapped with first crest line 15.That is, during masking processing, first jig
20 set close to the first incline 22 of first crest line 15 setting and/or second jig 30 close to first crest line 15
The second incline 32 set is overlapped with first crest line 15.It is to be appreciated that first jig 20 is covered in first table
When on face 12, first incline 22 of first jig 20 is overlapped with first crest line 15, can be effectively ensured in this way
The wire-drawing frame is when carrying out wire drawing process to the second surface 14 without causing to wear to first crest line 15；Equally
Ground, when second jig 30 is covered on the second surface 14, second incline 32 of second jig 30 and institute
The coincidence of the first crest line 15 is stated, the wire-drawing frame can be effectively ensured in this way when carrying out wire drawing process to the first surface 12
Without causing to wear to first crest line 15.When first jig 20 and second jig 30 are covered on described the simultaneously
When on one surface 12 and the second surface 14, first incline 22 and second incline 32 and first crest line 15
It is overlapped, when guaranteeing successively to carry out wire drawing process to the first surface 12 and the second surface 14, to first crest line
15 play the protective effect not being worn.
Referring to figure 2., further, in the wire drawing process the step of, the wire-drawing frame is using its abrasive material to described the
One surface 12 or the primary whole friction of the second surface 14 obtain wire drawing.Using the abrasive material to the first surface 12 or
Second surface 14 described in person carries out disposable whole friction and obtains wire drawing, it is preferable that the abrasive material is abrasive band or nonwoven fabric etc.
Flexible material, it is without being limited thereto.The wire-drawing frame can be flat-crushing type abrasive band or nonwoven fabric roller brush, using abrasive band and roller brush into
Row friction and roller scopiform are at wire drawing lines.
Referring to Fig.1 and 2, the embodiment of the invention provides a kind of processing jig of metal shell, for the gold
Belong to 10 surface of shell to be handled.The metal shell 10 includes at least the first surface 12 and second surface being successively disposed adjacent
14 and the first crest line 15 between the first surface 12 and the second surface 14, as shown in Figure 1, the processing is controlled
Use when tool is for assisting wire-drawing frame (not shown) to the first surface 12 and the progress wire drawing process of the second surface 14,
And the processing jig is including at least the first jig 20 for being covered on the first surface 12 and for being covered on
State the second jig 30 on second surface 14；In drawing process, distinguished using first jig 20 and second jig 30
Successively closely cover the first surface 12 and the second surface 14, and using the wire-drawing frame successively to not covering
The second surface 14 and first surface 12 carry out wire drawing process, to ensure that first crest line 15 is not ground by the wire-drawing frame
Damage is fallen, as shown in Figure 2.
The processing jig of metal shell 10 provided in an embodiment of the present invention is controlled using first jig 20 and described second
Tool 30 successively closely covers the first surface 12 and the second surface 14 of the metal shell 10, and utilizes the drawing
Silk device successively carries out wire drawing process to the unlapped second surface 14 and the first surface 12, to guarantee to institute
It states first surface 12 and during the second surface 14 carries out successive wire drawing process, does not wear the first surface 12 and described
The first crest line 15 between second surface 14, to guarantee that first crest line 15 is still clear sharp keen after wire drawing process, with complete
The original design intent to metal shell 10 is showed, the expressive force to metal shell 10 is increased.
In this embodiment, the material of the metal shell 10 be aluminium alloy, almag, titanium alloy, stainless steel or
Magnesium lithium alloy.
In this embodiment, the metal shell 10 is used as the front panel of blue-ray DVD, the especially high-end indigo plant of HIFI rank
The front panel of light DVD.
During wire drawing process, corresponding institute is successively blocked first with first jig 20 and second jig 30
First surface 12 and the second surface 14 are stated, i.e., when first jig 20 is tightly covered on the first surface 12 with complete
When sheltering from the first surface 12 entirely, remove described in second jig 30 being covered on the second surface 14 and utilization
Wire-drawing frame carries out wire drawing process to the second surface 14, when second jig 30 is tightly covered on the second surface 14
On to shelter from the second surface 14 completely when, remove first jig 20 that is covered on the first surface 12 and benefit
Wire drawing process is carried out to the first surface 12 with the wire-drawing frame, so that the wire-drawing frame is to the first surface
12 and the second surface 14 carry out not wearing first crest line 15 during wire drawing process, guarantee first crest line 15
It is sharp keen clear.
It should be noted that the sequence for carrying out wire drawing process to the first surface 12 and the second surface 14 does not limit
System, it is only necessary to have precedence just to the first surface 12 and the second surface 14, for example, to first surface 12 into
When row wire drawing process, the second jig 30 shelters from the second surface 14 to protect first crest line 15 not by the wire drawing
The abrasion of device；Similarly, when carrying out wire drawing process to the second surface 14, first jig 20 shelters from described
First surface 12 is to protect first crest line 15 not by the abrasion of the wire-drawing frame, in this way, make after wire drawing process is complete,
First crest line 15 can be clear sharp keen.
Referring to Fig.1 and 2, further, first jig 20 includes the be arranged close to first crest line 15
One incline 22, second jig 30 include the second incline 32 being arranged close to first crest line 15, first incline 22
It is overlapped when first jig 20 covers the first surface 12 with first crest line 15, and/or, second incline
32 are overlapped when second jig 30 covers the second surface 14 with first crest line 15.In other words, described first
When jig 20 and/or second jig 30 are covered in the first surface 12 and/or the second surface 14, described
One incline 22 and/or second incline 32 are overlapped with first crest line 15.It is to be appreciated that first jig 20 covers
When being placed on the first surface 12, first incline 22 of first jig 20 is overlapped with first crest line 15, this
The wire-drawing frame can be effectively ensured when carrying out wire drawing process to the second surface 14 without to first crest line in sample
15 cause to wear；Similarly, when second jig 30 is covered on the second surface 14, the institute of second jig 30
It states the second incline 32 to be overlapped with first crest line 15, the wire-drawing frame can be effectively ensured in this way to the first surface
Without causing to wear to first crest line 15 when 12 progress wire drawing process.When first jig 20 and second jig 30
When being covered on the first surface 12 and the second surface 14 simultaneously, first incline 22 and second incline 32
It is overlapped with first crest line 15, to guarantee successively to carry out wire drawing process to the first surface 12 and the second surface 14
When, the protective effect not being worn is played to first crest line 15.
Referring to Fig.1 and 2, further, the metal shell 10 further includes being disposed adjacent with the second surface 14
And the third surface 16 of the second crest line 18 is formed with the second surface 14, the processing jig further includes being covered on the third
Third jig 40 on surface 16, the third jig 40 include the third incline 42 being arranged close to second crest line 18, institute
Stating the second jig 30 further includes the 4th incline 34 being arranged close to second crest line 18, and the third incline 42 is in described the
It is overlapped when two jigs 30 cover the second surface 14 with second crest line 18, and/or, the 4th incline 34 is in institute
It states and is overlapped when third jig 40 covers the third surface 16 with second crest line 18.In other words, second jig 30
And/or the third jig 40 is when being covered in the second surface 14 and/or the third surface 16, the third incline
42 and/or the 4th incline 34 be overlapped with second crest line 18.It is to be appreciated that described the of the metal shell 10
Two surfaces 14 are between the first surface 12 and the third surface 16, alternatively, the third surface 16 and described first
Surface 12 and the second surface 14 form second crest line 18.Second crest line 18 is being protected not worn by wire-drawing frame
During, when carrying out wire drawing process to the second surface 14, first jig 20 and the third jig 40 should
The first surface 12 and the third surface 16 are sheltered from respectively, so that first incline 22 of first jig 20
It is overlapped with first crest line 15 and the third incline 42 of the third jig 40 is overlapped with second crest line 18；
When carrying out wire drawing process to the third surface 16, second jig 30 is at least covered into the second surface 14 so that described
4th incline 34 is overlapped with second crest line 18, specifically, when second incline 32 is opposite with the 4th incline 34,
Second jig 30 cover the second surface 14 so that second incline 32 be overlapped with first crest line 15 and
4th incline 34 is overlapped with second crest line 18, in this way, can be simultaneously or separately to the first surface 12 and institute
It states third surface 16 and carries out wire drawing process, when second incline 32 is disposed adjacent with the 4th incline 34, described second
Jig 30 covers the second surface 14 so that second incline 32 is overlapped and the described 4th with first crest line 15
Incline 34 is overlapped with second crest line 18, at this point, first jig 20 covers the first surface 12 so that described
One incline 22 is overlapped with first crest line 15 and closes on the incline of second crest line 18 and is overlapped with second crest line 18, this
Sample individually carries out wire drawing process to the third surface 16.
When the metal shell 10 is there are when multiple surfaces, still wire drawing process can be carried out using aforesaid way.
Referring to figure 2., further, second jig 30 is from second incline 32 between the 4th incline 34
Thickness be gradually reduced from centre to second incline 32 and the 4th incline 34.It is to be appreciated that the second surface
14 be cambered surface, for example, inner concave arc surface, the surface that second jig 30 is bonded with the second surface 14 are and second surface 14
The cambered surface of adaptation, and the cambered surface is outer convex globoidal, in this way, the section of second jig 30 is from centre to second incline 32
It is gradually thinning with the thickness of the 4th incline 34.The first surface 12 and the third surface 16 are also cambered surface, example
Such as, inner concave, first jig 20 are the arc being adapted to the first surface 12 with the surface that the first surface 12 is bonded
Face, the cambered surface are outer convex globoidal, and the surface that the third jig 40 is bonded with the third surface 16 is and the third surface
The cambered surface of 16 adaptations, the cambered surface are outer convex globoidal.
Referring to figure 2., further, the wire-drawing frame includes to the first surface 12 or the second surface 14
Primary whole friction obtains the abrasive material of wire drawing.The first surface 12 or the second surface 14 are carried out using the abrasive material
Disposable whole friction obtains wire drawing, it is preferable that the abrasive material is the flexible materials such as abrasive band or nonwoven fabric, without being limited thereto.Institute
Stating wire-drawing frame can be flat-crushing type abrasive band or nonwoven fabric roller brush, carry out friction and roller scopiform into wire drawing using abrasive band and roller brush
Lines.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. a kind of processing method of metal shell, which comprises the following steps:
Metal shell is provided, the metal shell includes at least the first surface and second surface being successively disposed adjacent and is located at
The first crest line between the first surface and the second surface；The metal shell further includes adjacent with the second surface
It is arranged and is formed with the second surface third surface of the second crest line；
Processing jig is provided, the processing jig is for assisting wire-drawing frame to carry out the first surface and the second surface
It is used when wire drawing process, and the processing jig includes the first jig for being covered on the first surface, sets for covering
In the second jig on the second surface and the third jig being covered on the third surface；
Masking processing, is taken up in order of priority using first jig and second jig and closely covers the first surface and described
Second surface；
Wire drawing process successively carries out at wire drawing the second surface and first surface not covered using the wire-drawing frame
Reason, to ensure that first crest line is not worn away by the wire-drawing frame；
First jig includes the first incline being arranged close to first crest line, and second jig includes close to described the
Second incline of one crest line setting and the 4th incline being arranged close to second crest line, the third jig includes close to described
The third incline of second crest line setting；Second jig is from second incline to the thickness between the 4th incline in
Between be gradually reduced to second incline and the 4th incline.
2. the processing method of metal shell as described in claim 1, which is characterized in that described in the step of covering processing
First jig is overlapped close to the first incline that first crest line is arranged with first crest line, and/or, second jig
The second incline being arranged close to first crest line is overlapped with first crest line.
3. the processing method of metal shell as described in claim 1, which is characterized in that described in the wire drawing process the step of
Wire-drawing frame is using its abrasive material to the first surface or the second surface once integrally friction acquisition wire drawing.
4. a kind of processing jig of metal shell, which is characterized in that the metal shell includes at least the be successively disposed adjacent
One surface and second surface and the first crest line between the first surface and the second surface, the metal shell
It further include the third surface that the second crest line is disposed adjacent and formed with the second surface with the second surface；The processing is controlled
Use when tool is for assisting wire-drawing frame to the first surface and second surface progress wire drawing process, and the processing is controlled
Tool is controlled including at least the first jig for being covered on the first surface, second for being covered on the second surface
The third jig for having and being covered on the third surface；In drawing process, controlled using first jig and described second
Tool is taken up in order of priority and closely covers the first surface and the second surface, and using the wire-drawing frame successively to not covering
The second surface and first surface carry out wire drawing process, to ensure that first crest line is not worn by the wire-drawing frame
Fall；
First jig includes the first incline being arranged close to first crest line, and second jig includes close to described the
Second incline of one crest line setting and the 4th incline being arranged close to second crest line, the third jig includes close to described
The third incline of second crest line setting；Second jig is from second incline to the thickness between the 4th incline in
Between be gradually reduced to second incline and the 4th incline.
5. the processing jig of metal shell as claimed in claim 4, which is characterized in that first incline is controlled in described first
Tool is overlapped when covering the first surface with first crest line, and/or, second incline is covered in second jig
It is overlapped when the second surface with first crest line.
6. the processing jig of metal shell as claimed in claim 5, which is characterized in that the third incline is controlled in described second
Tool is overlapped when covering the second surface with second crest line, and/or, the 4th incline is covered in the third jig
It is overlapped when the third surface with second crest line.
7. the processing jig of the metal shell as described in claim 4 to 6 any one, which is characterized in that the wire-drawing frame
The abrasive material of wire drawing is obtained including once integrally rubbing to the first surface or the second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710089080.6A CN106863021B (en) | 2017-02-20 | 2017-02-20 | The processing method and jig of metal shell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710089080.6A CN106863021B (en) | 2017-02-20 | 2017-02-20 | The processing method and jig of metal shell |
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| CN106863021A CN106863021A (en) | 2017-06-20 |
| CN106863021B true CN106863021B (en) | 2019-04-12 |
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| CN110860988A (en) * | 2019-11-01 | 2020-03-06 | Oppo广东移动通信有限公司 | Polishing jig, polishing method for surface of workpiece to be polished, glass workpiece and application of glass workpiece |
| CN110782779B (en) * | 2019-11-01 | 2022-05-13 | Oppo广东移动通信有限公司 | Glass piece and surface polishing method thereof, glass shell and electronic equipment |
| CN110834233A (en) * | 2019-11-01 | 2020-02-25 | Oppo广东移动通信有限公司 | Polishing method for surface of to-be-polished piece, glass piece, application of glass piece and polishing jig |
| CN111822953A (en) * | 2020-07-09 | 2020-10-27 | 江苏联美工业标识科技有限公司 | Tensile electric vehicle label manufacturing equipment and manufacturing method |
| CN114629981B (en) * | 2022-02-14 | 2023-10-27 | 联想(北京)有限公司 | Electronic device and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5248914A (en) * | 1990-12-26 | 1993-09-28 | Zenith Electronics Corporation | In process tension mask CRT panel with peripheral bodies |
| KR20130101763A (en) * | 2012-03-06 | 2013-09-16 | 최관재 | Window glass manufacturing methods for mobile devices |
| CN103465165B (en) * | 2013-09-25 | 2016-08-31 | 京东方科技集团股份有限公司 | A kind of fixture |
| CN104439927B (en) * | 2014-10-28 | 2019-03-12 | Oppo广东移动通信有限公司 | The processing method of at least two different appearances of metal outer frame and metal outer frame |
| CN105328568A (en) * | 2015-11-15 | 2016-02-17 | 苏州光韵达光电科技有限公司 | Processing protective device for light guide plate |
| CN205438087U (en) * | 2016-03-17 | 2016-08-10 | 广州宏晟光电科技有限公司 | Glass chamfering device |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523841 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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