CN107244034A - A kind of center manufacture method and middle frame structure - Google Patents
A kind of center manufacture method and middle frame structure Download PDFInfo
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- CN107244034A CN107244034A CN201611078928.7A CN201611078928A CN107244034A CN 107244034 A CN107244034 A CN 107244034A CN 201611078928 A CN201611078928 A CN 201611078928A CN 107244034 A CN107244034 A CN 107244034A
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- frame structure
- manufacture method
- plate
- outer rim
- middle frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
-
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of center manufacture method and middle frame structure, belong to 3C small household appliances technical fields.The center manufacture method of the present invention is spliced into outer rim by the multiple boundary frame areas and multiple side frames that stamped metal section bar is made, die-cast metal plate, which is made after middle plate to be fixed in mold cavity be molded for the first time by middle plate, forms plastic parts, then mucilage binding outer rim, middle plate and plastic parts formation middle frame structure, finally second is carried out to middle frame structure to be molded and be surface-treated, this method not only simplify procedure of processing as a result of the technique of die-cast metal plate and injection, reduce the difficulty of processing, save process time, also improve the utilization rate of raw material, so as to reduce processing cost, middle frame structure through this method machine-shaping not only has attractive in appearance, fashion and high-end and atmospheric appearance, also have simple in construction, globality is strong, cost is low, the advantages of perfect heat-dissipating and high bulk strength.
Description
Technical field
The present invention relates to 3C small household appliances technical fields, more particularly to a kind of center manufacture method and middle frame structure.
Background technology
3C small household appliances typically refer to the little 3C Product of volume, and 3C Product refers to computer (Computer), communication
And the product that is combined of consumer electronics product (Consumer Electronics) three, including electricity (Communication)
Brain, tablet personal computer, mobile phone, digital camera, television set, walkman, e-dictionary, the hardware device of audio-visual broadcasting or numeral
Audio player etc..
Center is an indispensable part in 3C Product, and its smooth in appearance, inside structure is more complicated.Center outer rim
The outside of product is normally placed in, so as to play the injury-free effect of protection electronic product, center outer rim is equal in the prior art
Using fine aluminium section bar or stainless steel materials, through the direct machine-shaping of CNC milling machine, needed in the NC Milling stage to one piece
Sheet material carries out multiple process, and its required precision not only to process equipment is higher, also longer with the process-cycle, waste of raw materials
Situation is serious and the shortcomings of high percent defective.Equally there is high processing costs, globality poor and strong by the centers of the technique productions
Spend low shortcoming.The continuous lifting with environmental consciousness and efficiently realized, existing center processing technology can not meet life
The need for production, urgent need exploitation processing technology is simple, the new technology that globality is strong, cost is low and the cycle is short, so as to produce satisfaction
The center that client needs.
The content of the invention
It is an object of the invention to provide a kind of center manufacture method, this method has simple processing, technique exquisiteness, entirety
Property advantage strong, with short production cycle and high utilization rate of raw materials.
For up to this purpose, the present invention uses following technical scheme：
A kind of center manufacture method, comprises the following steps：
Step 1：Shape punch forming is made multiple boundary frame areas and multiple side frames, and by multiple boundary frame areas
Outer rim is spliced into multiple side frames；
Step 2：Fitting bore is processed at outer rim；
Step 3：Middle plate is made in die-cast metal sheet metal forming；
Step 4：Middle plate is fixed on progress first time injection in mold cavity, plastic parts is formed；
Step 5：Mucilage binding outer rim, middle plate and plastic parts formation middle frame structure；
Step 6：Antenna opening to middle frame structure carries out second of injection；
Step 7：Middle frame structure after injection is surface-treated.
Preferably, the boundary frame area in the step 1 includes：
First bottom plate, is vertically installed with two and is parallel to each other and length bearing of trend and first floor length extension thereon
The riser of direction identical first；
Second bottom plate, is vertically installed with two and is parallel to each other and length bearing of trend and second floor length extension thereon
The riser of direction identical second；
First bottom plate and the second bottom plate vertically connect L-shaped, and first riser and the second riser are also vertically connected
It is L-shaped.
Preferably, side frame includes the 3rd bottom plate in the step 1, two are vertically installed with thereon and is parallel to each other and long
Spend bearing of trend and the riser of the 3rd floor length bearing of trend identical the 3rd.
Preferably, the outer rim is integrally rectangular, it is spliced by four boundary frame areas and four side frames
Form, the boundary frame area is L-shaped, the side frame is in yi word pattern.
Preferably, using AB glue mucilage bindings in the step 4.
Preferably, the surface treatment in the step 7 includes inner chamber and the appearance and size of refine middle frame structure, fine grinding is outer
Surface and bloom chamfering.
Preferably, the shape is stainless steel.
Preferably, the metallic plate is aluminium alloy.
It is another object of the present invention to provide a kind of simple in construction, globality is strong, cost is low, thermal diffusivity good and intensity
High middle frame structure.
For up to this purpose, the present invention uses following technical scheme：
A kind of middle frame structure, is fabricated by using any of the above-described center manufacture method.
Preferably, the middle frame structure includes：
Outer rim, it is spliced by multiple boundary frame areas and multiple side frames；
Middle plate and plastic parts, in this together with injection of plate and plastic parts, be embedded in inside the outer rim and with the outside
Frame glue is filled.
Beneficial effects of the present invention：
A kind of center manufacture method provided by the present invention, by multiple boundary frame areas that stamped metal section bar is made and many
Individual side frame is spliced into outer rim, and die-cast metal plate is made after middle plate is fixed on progress first time injection in mold cavity by middle plate
Plastic parts is formed, then mucilage binding outer rim, middle plate and plastic parts formation middle frame structure, finally carry out second to middle frame structure and note
Modeling and surface treatment.Compared with traditional center manufacture method, this method is due to using die-cast metal plate and the technique of injection not
Procedure of processing is only simplified, the difficulty of processing is reduced, saves process time, also improve the utilization rate of raw material, so that
Reduce processing cost.
A kind of middle frame structure provided by the present invention, is made of the center manufacture method of the present invention, due to the center knot
Plate and the integrally formed processing technology of plastic parts during structure is used, it not only has attractive in appearance, fashion and high-end and atmospheric appearance, also had
Have the advantages that simple in construction, globality is strong, cost is low, perfect heat-dissipating and intensity is high.
Brief description of the drawings
Fig. 1 is the flow chart of the center manufacture method of the present invention；
Fig. 2 is the structural representation of the outer rim of the center manufacture method of the present invention；
Fig. 3 is the side view of the outer rim of the center manufacture method of the present invention；
Fig. 4 is the upward view of the outer rim of the center manufacture method of the present invention；
Fig. 5 is the structural representation of the boundary frame area of the center manufacture method of the present invention；
Fig. 6 is the structural representation of the side frame of the center manufacture method of the present invention；
Fig. 7 is the structural representation of the middle plate of the center manufacture method of the present invention；
Fig. 8 is the structural representation one after the center assembling of the center manufacture method of the present invention；
Fig. 9 is the structural representation two after the center assembling of the center manufacture method of the present invention；
Figure 10 is the structural representation before second of injection of center of the center manufacture method of the present invention；
Figure 11 is the structural representation after second of injection of center of the center manufacture method of the present invention.
In figure：1st, outer rim；101st, side frame；1011st, the 3rd bottom plate；1012nd, the 3rd riser；102nd, boundary frame area；1021、
First bottom plate；1022nd, the first riser；1023rd, the second bottom plate；1024th, the second riser；103rd, key hole；104th, earpiece holes；2nd, in
Plate；3rd, the middle frame structure before being molded；4th, the middle frame structure after being molded.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Embodiment one
It is a kind of flow chart of center manufacture method as shown in Figure 1, this method comprises the following steps：
Step 1：Shape is chosen, shape preferentially uses stainless steel, and stainless steel has corrosion resistance, is not easily susceptible to
The corrosion of air, steam or water, in addition to corrosion resistance, stainless steel also has high temperature resistant and lower temperature resistance.Such as Fig. 2 institutes
Show, the multiple side frames 101 and multiple boundary frame areas 102 that shape punch forming is made are spliced into outer rim 1, in this implementation
In example, the number of side frame 101 is four, and the number of boundary frame area 102 is four, and four boundary frame areas 102 are spliced into outer rim 1
Base, the base of outer rim 1 is U-shaped, and the overall outer rim 1 that four boundary frame areas 102 and four side frames 101 are spliced into is in square
Shape；As shown in fig. 6, it is in yi word pattern that side frame 101 is overall, it includes the 3rd bottom plate 1011 and two the 3rd risers 1012, the 3rd
Be vertically installed with two the 3rd risers 1012 on bottom plate 1011, two the 3rd risers 1012 be parallel to each other and length bearing of trend with
The length bearing of trend of 3rd bottom plate 1011 is identical, and two the 3rd risers 1012 are on the length direction of the 3rd bottom plate 1011
Heart axisymmetrical；As shown in figure 5, boundary frame area 102 is overall L-shaped, it includes the first bottom plate 1021, the first riser 1022, second
Two the first risers 1022, two the first risers are vertically installed with the riser 1024 of bottom plate 1023 and second, the first bottom plate 1021
1022 are parallel to each other and length bearing of trend is identical with the length bearing of trend of the first bottom plate 1021, two the first risers 1022 on
Central axis on the length direction of first bottom plate 1021 is symmetrical, and two the second risers are vertically installed with the second bottom plate 1023
1024, two the second risers 1024 are parallel to each other and length bearing of trend is identical with the length bearing of trend of the second bottom plate 1023, and two
Individual second riser 1024 is symmetrical on the central axis on the length direction of the second bottom plate 1023；The width of first bottom plate 1021 and
The width of two bottom plate 1023 is identical, and the first bottom plate 1021 and the second bottom plate 1023 vertically connect L-shaped, the first riser 1022 and
Two risers 1024 are respectively positioned on the medial surface of the first bottom plate 1021 and second 1023 l-shaped of bottom plate, two the first risers 1022
The distance between and the distance between two the second risers 1024 it is identical, every one first riser 1022 and corresponding thereto second
Riser 1024 also vertically connects L-shaped, and the first bottom plate 1021 and the junction of the second bottom plate 1023 are provided with rounding, rounding
Setting can make outer rim 1 more attractive.
Step 2：Fitting bore is processed at outer rim, fitting bore includes key hole 103, earpiece holes 104 and power hole, pressed
Keyhole 103 is two, is arranged at side frame 101, earpiece holes 104 and power hole are separately positioned on relative two of outer rim 1
On base, the size of fitting bore is determined according to the fitting dimension used cooperatively with it, particular location such as Fig. 3 and Fig. 4 of fitting bore
It is shown；
Step 3：Metallic plate is chosen, die-cast metal sheet metal forming is into middle plate 2, as shown in fig. 7, the material of middle plate 2 is preferentially used
Aluminium alloy, aluminium alloy not only has the advantages that density is small, intensity is high, conducted electricity very well, anticorrosive and plasticity is good, is also easy to die casting
Shaping, is widely used in industry-by-industry；
Step 4：Middle plate 2 is fixed on progress first time injection in mold cavity, plastic parts is formed；
Step 5:Mucilage binding outer rim 1, middle plate 2 and plastic parts formation middle frame structure, it is in this step, preferential to use AB glue glue
Dress, AB glue is the general name of two kinds of mixed hardening agents, and one of which is this glue, and another is curing agent, and two kinds of liquid are at normal temperatures
Mixing can play a part of mucilage binding, it is not necessary to extra heating again, not only easy to use using AB glue mucilage binding, and with very high
Adhesive strength；
Step 6：Antenna opening to middle frame structure carries out second of injection, and the middle frame structure before injection as shown in Figure 10, is noted
Middle frame structure after modeling is as shown in figure 11；
Step 7：Middle frame structure after injection is surface-treated, the surface treatment in the step includes refine center knot
Outer surface after the inner chamber of structure and appearance and size, fine grinding outer surface and bloom chamfering, fine grinding has wire-drawing effect, at surface
Reason, not only increases texture, aesthetic property, fashion and the practicality of center, it is thus also avoided that center is oxidized in use
And influence the appearance of the situation of its performance.
Outer rim, die-cast metal plate are spliced into by multiple boundary frame areas and multiple side frames that stamped metal section bar is made
It is made after plate to be fixed in mold cavity be molded for the first time by middle plate and forms plastic parts, then mucilage binding outer rim, middle plate
With plastic parts formation middle frame structure, second is finally carried out to middle frame structure and is molded and is surface-treated.Manufactured with traditional center
Method is compared, and this method not only simplify procedure of processing due to the technique using die-cast metal plate and injection, reduce processing
Difficulty, process time is saved, the utilization rate of raw material is also improved, so as to reduce processing cost.
Embodiment two
It is as shown in figs. 2-11 the middle frame structure being fabricated by by above-mentioned center manufacture method, the middle frame structure includes：
Outer rim 1, it is spliced by multiple boundary frame areas 102 and multiple side frames 101, in the present embodiment, side frame
101 number is four, and the number of boundary frame area 102 is four, and four boundary frame areas 102 are spliced into the base of outer rim 1, outer rim
1 base is U-shaped, and the outer rim 1 that four boundary frame areas 102 and four side frames 101 are spliced into is overall rectangular；As shown in fig. 6,
Overall side frame 101 is in yi word pattern, and it includes vertical on the 3rd bottom plate 1011 and two the 3rd risers 1012, the 3rd bottom plate 1011
It is provided with two the 3rd risers 1012, two the 3rd risers 1012 are parallel to each other and length bearing of trend and the 3rd bottom plate 1011
Length bearing of trend is identical, and two the 3rd risers 1012 are symmetrical on the central axis on the length direction of the 3rd bottom plate 1011；Such as
Shown in Fig. 5, boundary frame area 102 is overall L-shaped, and it includes the first bottom plate 1021, the first riser 1022, the second bottom plate 1023 and second
Be vertically installed with two the first risers 1022 on riser 1024, the first bottom plate 1021, two the first risers 1022 be parallel to each other and
Length bearing of trend is identical with the length bearing of trend of the first bottom plate 1021, and two the first risers 1022 are grown on the first bottom plate 1021
The central axis spent on direction is symmetrical, and two the second risers 1024, two the second risers are vertically installed with the second bottom plate 1023
1024 are parallel to each other and length bearing of trend is identical with the length bearing of trend of the second bottom plate 1023, two the second risers 1024 on
Central axis on the length direction of second bottom plate 1023 is symmetrical；First bottom plate 1021 is identical with the width of the second bottom plate 1023, and the
One bottom plate 1021 and the second bottom plate 1023 vertically connect L-shaped, and the distance between two first risers 1022 and two second stand
The distance between plate 1024 is identical, and the first riser 1022 and the second riser 1024 are respectively positioned on the first bottom plate 1021 and the second bottom plate
On the medial surface of 1023 l-shaped, also vertical connection is in L for every one first riser 1022 and the second riser 1024 corresponding thereto
Type, the first bottom plate 1021 and the junction of the second bottom plate 1023 are provided with rounding, and the setting of rounding can make outer rim 1 more beautiful
See.
Together with middle plate 2 and plastic parts, middle plate 2 and plastic parts injection, be embedded in the inside of outer rim 1 and with the mucilage binding of outer rim 1,
It is preferential to use AB glue mucilage bindings.
In the present embodiment, the middle frame structure is due to plate in use and the integrally formed processing technology of plastic parts, and it not only has
There are attractive in appearance, fashion and high-end and atmospheric appearance, also with simple in construction, globality is strong, cost is low, perfect heat-dissipating and intensity is high
The advantages of.
Obviously, the above embodiment of the present invention is just for the sake of clear explanation example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Any modifications, equivalent substitutions and improvements made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of center manufacture method, it is characterised in that comprise the following steps：
Step 1：Shape punch forming is made multiple boundary frame areas and multiple side frames, and by multiple boundary frame areas and many
The individual side frame is spliced into outer rim；
Step 2：Fitting bore is processed at outer rim；
Step 3：Middle plate is made in die-cast metal sheet metal forming；
Step 4：Middle plate is fixed on progress first time injection in mold cavity, plastic parts is formed；
Step 5：Mucilage binding outer rim, middle plate and plastic parts formation middle frame structure；
Step 6：Antenna opening to middle frame structure carries out second of injection；
Step 7：Middle frame structure after injection is surface-treated.
2. center manufacture method according to claim 1, it is characterised in that the boundary frame area in the step 1 includes：
First bottom plate, is vertically installed with two and is parallel to each other and length bearing of trend and the first floor length bearing of trend thereon
The riser of identical first；
Second bottom plate, is vertically installed with two and is parallel to each other and length bearing of trend and the second floor length bearing of trend thereon
The riser of identical second；
First bottom plate and the second bottom plate vertically connect L-shaped, and also vertically connection is in L for first riser and the second riser
Type.
3. center manufacture method according to claim 2, it is characterised in that side frame includes the 3rd bottom in the step 1
Plate, is vertically installed with two and is parallel to each other and length bearing of trend and the 3rd floor length bearing of trend identical the 3rd thereon
Riser.
4. center manufacture method according to claim 3, it is characterised in that the outer rim is integrally rectangular, and it is by four
The individual boundary frame area and four side frames are spliced, and the boundary frame area is L-shaped, and the side frame is in yi word pattern.
5. center manufacture method according to claim 1, it is characterised in that AB glue mucilage bindings are used in the step 4.
6. center manufacture method according to claim 1, it is characterised in that the surface treatment in the step 7 includes essence
Repair inner chamber and the appearance and size of middle frame structure, fine grinding outer surface and bloom chamfering.
7. center manufacture method according to any one of claim 1 to 6, it is characterised in that the shape is not
Become rusty steel.
8. center manufacture method according to any one of claim 1 to 6, it is characterised in that the metallic plate closes for aluminium
Gold.
9. a kind of middle frame structure, it is characterised in that the middle frame structure is as the center manufacturer any one of right 1-8
Method is fabricated by.
10. middle frame structure according to claim 9, it is characterised in that including：
Outer rim, it is spliced by multiple boundary frame areas and multiple side frames；
Middle plate and plastic parts, in this together with injection of plate and plastic parts, be embedded in inside the outer rim and with the outside frame glue
Dress.
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| CN201611078928.7A CN107244034A (en) | 2016-11-30 | 2016-11-30 | A kind of center manufacture method and middle frame structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611078928.7A CN107244034A (en) | 2016-11-30 | 2016-11-30 | A kind of center manufacture method and middle frame structure |
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| CN107244034A true CN107244034A (en) | 2017-10-13 |
Family
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| CN201611078928.7A Pending CN107244034A (en) | 2016-11-30 | 2016-11-30 | A kind of center manufacture method and middle frame structure |
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Cited By (14)
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| CN108015495A (en) * | 2017-12-01 | 2018-05-11 | 珠海市魅族科技有限公司 | The production method and terminal device of center |
| CN108235628A (en) * | 2018-03-13 | 2018-06-29 | 广东欧珀移动通信有限公司 | Center production method, center and electronic equipment |
| CN108296710A (en) * | 2018-01-17 | 2018-07-20 | 广东长盈精密技术有限公司 | Mobile phone center processing technology |
| CN108513469A (en) * | 2018-03-09 | 2018-09-07 | 广东欧珀移动通信有限公司 | A kind of center production method, center and electronic device |
| CN108566463A (en) * | 2018-04-25 | 2018-09-21 | Oppo广东移动通信有限公司 | The production method of center, mobile terminal and center |
| CN108581393A (en) * | 2018-05-24 | 2018-09-28 | Oppo广东移动通信有限公司 | Metal center processing method, metal center and mobile terminal |
| CN108907615A (en) * | 2018-06-29 | 2018-11-30 | Oppo广东移动通信有限公司 | Processing method, center component and the electronic device of center component |
| CN108966551A (en) * | 2018-07-27 | 2018-12-07 | Oppo（重庆）智能科技有限公司 | Center and preparation method thereof, electronic equipment |
| CN110757099A (en) * | 2019-09-25 | 2020-02-07 | 广东长盈精密技术有限公司 | Middle frame manufacturing method, middle frame and electronic equipment |
| CN111465239A (en) * | 2020-04-28 | 2020-07-28 | 维沃移动通信(重庆)有限公司 | Shell of electronic equipment, preparation method of shell and electronic equipment |
| US11089142B2 (en) | 2018-01-17 | 2021-08-10 | Guangdong Everwin Precision Technology Co., Ltd. | Process of processing middle frame of mobile phone |
| CN113369454A (en) * | 2020-03-09 | 2021-09-10 | 巨腾国际控股有限公司 | Bimetal combining method and structure thereof |
| CN113953762A (en) * | 2021-10-21 | 2022-01-21 | 广州文冲船厂有限责任公司 | Square flange manufacturing method and square flange |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015495A (en) * | 2017-12-01 | 2018-05-11 | 珠海市魅族科技有限公司 | The production method and terminal device of center |
| CN108296710A (en) * | 2018-01-17 | 2018-07-20 | 广东长盈精密技术有限公司 | Mobile phone center processing technology |
| US11089142B2 (en) | 2018-01-17 | 2021-08-10 | Guangdong Everwin Precision Technology Co., Ltd. | Process of processing middle frame of mobile phone |
| CN108513469A (en) * | 2018-03-09 | 2018-09-07 | 广东欧珀移动通信有限公司 | A kind of center production method, center and electronic device |
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| CN108235628A (en) * | 2018-03-13 | 2018-06-29 | 广东欧珀移动通信有限公司 | Center production method, center and electronic equipment |
| CN108566463A (en) * | 2018-04-25 | 2018-09-21 | Oppo广东移动通信有限公司 | The production method of center, mobile terminal and center |
| CN108581393B (en) * | 2018-05-24 | 2019-12-10 | Oppo广东移动通信有限公司 | Metal middle frame processing method, metal middle frame and mobile terminal |
| CN108581393A (en) * | 2018-05-24 | 2018-09-28 | Oppo广东移动通信有限公司 | Metal center processing method, metal center and mobile terminal |
| CN108907615B (en) * | 2018-06-29 | 2020-01-14 | Oppo广东移动通信有限公司 | Processing method of middle frame assembly, middle frame assembly and electronic device |
| CN108907615A (en) * | 2018-06-29 | 2018-11-30 | Oppo广东移动通信有限公司 | Processing method, center component and the electronic device of center component |
| CN108966551A (en) * | 2018-07-27 | 2018-12-07 | Oppo（重庆）智能科技有限公司 | Center and preparation method thereof, electronic equipment |
| CN110757099A (en) * | 2019-09-25 | 2020-02-07 | 广东长盈精密技术有限公司 | Middle frame manufacturing method, middle frame and electronic equipment |
| CN113369454A (en) * | 2020-03-09 | 2021-09-10 | 巨腾国际控股有限公司 | Bimetal combining method and structure thereof |
| CN111465239A (en) * | 2020-04-28 | 2020-07-28 | 维沃移动通信(重庆)有限公司 | Shell of electronic equipment, preparation method of shell and electronic equipment |
| CN111465239B (en) * | 2020-04-28 | 2022-01-14 | 维沃移动通信(重庆)有限公司 | Shell of electronic equipment, preparation method of shell and electronic equipment |
| CN113953762A (en) * | 2021-10-21 | 2022-01-21 | 广州文冲船厂有限责任公司 | Square flange manufacturing method and square flange |
| CN113953762B (en) * | 2021-10-21 | 2022-08-09 | 广州文冲船厂有限责任公司 | Square flange manufacturing method and square flange |
| CN116709692A (en) * | 2023-06-28 | 2023-09-05 | 广东长盈精密技术有限公司 | Middle frame, middle frame manufacturing method and electronic equipment |
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