CN111673376A - Middle frame and processing method thereof - Google Patents
Middle frame and processing method thereof Download PDFInfo
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- CN111673376A CN111673376A CN202010413530.4A CN202010413530A CN111673376A CN 111673376 A CN111673376 A CN 111673376A CN 202010413530 A CN202010413530 A CN 202010413530A CN 111673376 A CN111673376 A CN 111673376A
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- concave
- bending part
- matching
- middle frame
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- 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
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- 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
- H04M1/026—Details of the structure or mounting of specific components
Abstract
The application provides a middle frame and a processing method of the middle frame, wherein the middle frame comprises a first bending part and a second bending part which can be enclosed into an annular structure; the two ends of the first bent part are respectively provided with a connecting end, and the two ends of the second bent part are provided with a matching end clamped and matched with the connecting ends; the connecting end is provided with a positioning hole, the matching end is provided with a matching hole corresponding to the positioning hole, and the fixing piece penetrates through the positioning hole and the corresponding matching hole to realize the connection and fixation of the first bending part and the second bending part. The processing method of the middle frame is reliable in quality, relatively simple in process and low in cost.
Description
Technical Field
The application relates to the technical field of measuring and accessory processing of electronic products, in particular to a middle frame and a processing method of the middle frame.
Background
At present, the mainstream mobile phone middle frame is mainly designed and manufactured as follows: the full CNC processing of aluminum plate and the plate welding of aluminum plate frame pressure casting are two kinds. The project of samsung R7 adopts the latter outer frame pressure casting middle plate welding scheme, and the material is AL6013A2 type aluminum material. The material has higher hardness and higher requirements on an extrusion die and a process, and if the material is designed into an integrally closed aluminum frame shaped like a Chinese character 'hui', the existing aluminum product industry technology cannot realize extrusion molding mass production due to the complicated structure.
In the prior art, a whole Al6013A2 solid aluminum plate is machined into a hollow outer frame by a CNC (computerized numerical control) machine tool and then is welded with a die-casting middle plate. Three quarters of the materials in the process are changed into waste materials, the utilization rate is low, and the material cost is high. In order to save material cost and improve competitive advantage and market customer order share, a more cost-effective scheme needs to be innovated.
In view of the above, it is desirable to provide a new middle frame and a processing method thereof.
Disclosure of Invention
Accordingly, there is a need for a middle frame and a method for manufacturing the middle frame, which have reliable quality, relatively simple process and low cost.
In order to solve the above technical problem, the present application provides a middle frame, which includes a first bending portion and a second bending portion that can form an annular structure; the two ends of the first bent part are respectively provided with a connecting end, and the two ends of the second bent part are provided with a matching end clamped and matched with the connecting ends; the connecting end is provided with a positioning hole, the matching end is provided with a matching hole corresponding to the positioning hole, and the fixing piece penetrates through the positioning hole and the corresponding matching hole to realize the connection and fixation of the first bending part and the second bending part.
Preferably, the number of the positioning holes on the connecting end is at least two, and the number of the matching holes on the matching end corresponds to the number of the positioning holes on the connecting end.
Preferably, the number of the positioning holes on the connecting end is three, the axes of the three positioning holes are arranged in a triangle, and the number of the matching holes on the connecting end is three, and the axes of the three positioning holes are arranged in a triangle.
Preferably, each connecting end includes a first convex block, a second convex block and a first concave stage arranged on the first bending portion, the second convex block is provided with a second concave stage, and the three positioning holes are respectively arranged on the first convex block, the first concave stage and the second concave stage; each mating end comprises a third convex block, a fourth convex block and a third concave platform which are arranged at one end of the second bending part, the shapes of the third convex block and the fourth convex block respectively correspond to the shapes of the first concave platform and the second concave platform, and the third convex block and the fourth convex block are respectively clamped in the first concave platform and the second concave platform; the shape of the third concave station corresponds to the shape of the first bump, and the first bump is clamped in the third concave station; the three matching holes are respectively arranged on the third convex block, the fourth convex block and the third concave platform.
Preferably, the first bent portion and the second bent portion are made of AL6013a2 type aluminum material.
The application also provides a processing method of the middle frame, which comprises the following steps:
manufacturing a first aluminum extruded section and a second aluminum extruded section according to the required size, wherein the first aluminum extruded section and the second aluminum extruded section can be enclosed to form an annular structure;
CNC machining is carried out on the first aluminum extruded section and the second aluminum extruded section respectively to form a first bending part and a second bending part, connecting ends are arranged at two ends of the first bending part respectively, and a matching end clamped and matched with the connecting ends is arranged at two ends of the second bending part;
the first bending part and the second bending part are connected to form a middle frame.
Preferably, before the first aluminum extruded section and the second aluminum extruded section are manufactured according to the required size, the method further includes the following steps:
determining a demarcation point in a frame in the sample;
splitting the sample middle frame into a first sample bending part and a second sample bending part according to the determined boundary point;
designing a connecting end of the first sample bent part and a matching end of the second sample bent part;
and manufacturing a first aluminum extruded section and a second aluminum extruded section according to the first sample bending part, the connecting ends at the two ends of the first sample bending part, the second sample bending part and the matching ends at the two ends of the second sample bending part.
Preferably, the connecting end is provided with a positioning hole, and the matching end is provided with a matching hole corresponding to the positioning hole; the number of the positioning holes on the connecting end is at least two, and the number of the matching holes on the matching end corresponds to the number of the positioning holes on the connecting end.
Preferably, the number of the positioning holes on the connecting end is three, the axes of the three positioning holes are arranged in a triangular manner, and the number of the matching holes on the connecting end is three, and the axes of the three matching holes are arranged in a triangular manner.
Preferably, each connecting end includes a first convex block, a second convex block and a first concave stage arranged on the first bending portion, the second convex block is provided with a second concave stage, and the three positioning holes are respectively arranged on the first convex block, the first concave stage and the second concave stage; each mating end comprises a third convex block, a fourth convex block and a third concave platform which are arranged at one end of the second bending part, the shapes of the third convex block and the fourth convex block respectively correspond to the shapes of the first concave platform and the second concave platform, and the third convex block and the fourth convex block are respectively clamped in the first concave platform and the second concave platform; the shape of the third concave station corresponds to the shape of the first bump, and the first bump is clamped in the third concave station; the three matching holes are respectively arranged on the third convex block, the fourth convex block and the third concave platform.
The application provides a center and a method for processing the center, through processing first kink respectively the second kink then will first kink and second kink are connected fixedly and are enclosed into the center, practiced thrift material cost greatly on the one hand, improved the machining efficiency of center, on the other hand the link with the setting of cooperation end can ensure first kink with the fastness and the stability of second kink hookup location. The processing method of the middle frame is reliable in quality, relatively simple in process and low in cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is an exploded view of a middle frame of the present application;
FIG. 2 is an enlarged view of a portion of area A shown in FIG. 1;
FIG. 3 is an exploded view of another angle of the middle frame of the present application;
FIG. 4 is a partial enlarged view of area A shown in FIG. 3;
FIG. 5 is a flow chart of a method of processing a middle frame of the present application;
FIG. 6 is a sub-flow diagram of a method of processing a middle frame of the present application;
fig. 7 is a perspective view of an aluminum extruded material in the method of processing a center frame according to the present application.
Description of the symbols of the main mechanisms
A middle frame 100; a first bent portion-10; a connecting end-11; positioning hole-101; a first bump-111; a second bump-112; second recessed land-1121; a first land-113; a first connecting rod-12; a first fixing bar-13; a second bent part-20; a mating end-21; a mating hole-201; a third bump-211; a fourth bump-212; a third pocket-213; a second connecting rod-22; a second fixing bar-23; a first aluminum extrusion-200; second aluminum extrusion-300.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1 to 4, the present application provides a middle frame 100, which includes a first bending portion 10 and a second bending portion 20 capable of enclosing into a ring structure.
Specifically, the two ends of the first bending portion 10 are respectively provided with a connecting end 11, and the two ends of the second bending portion 20 are provided with a mating end 21 which is clamped with the connecting end 11. The connecting end 11 is provided with a positioning hole 101, the mating end 21 is provided with a mating hole 201 corresponding to the positioning hole 101, and the fixing member 30, such as a pin, passes through the positioning hole 101 and the mating hole 201 to connect and fix the first bent portion 10 and the second bent portion 20.
At least two positioning holes 101 are formed in the connecting end 11, and the number of the matching holes 201 in the matching end 21 corresponds to the number of the positioning holes 101 in the connecting end 11. The number of at least two positioning holes 101 on the connecting end 11 and at least two matching holes 201 on the matching end 21 can ensure the reliability of the connection between the connecting end 11 and the matching end 21.
Furthermore, the number of the positioning holes 101 on the connecting end 11 is three, and the axes of the three positioning holes 101 are arranged in a triangle, and the number of the matching holes 201 on the connecting end 21 is three, and the axes of the three matching holes 201 are arranged in a triangle. Because the triangle-shaped structure has the stable form, the axle center of three locating hole 101 on the link 11 is the triangle-shaped and arranges with three mating holes 201 is the triangle-shaped and arranges on the link 21, can ensure first kink 10 with the fastness and the stability of second kink 20 hookup location.
Specifically, each connection end 11 includes a first protrusion 111, a second protrusion 112 and a first concave 113 disposed at one end of the first bending portion 10, and the second protrusion 112 is provided with a second concave 1121; the three positioning holes 101 are respectively disposed on the first protrusion 111, the first concave 113 and the second concave 1121. Correspondingly, each mating end 12 includes a third protrusion 211, a fourth protrusion 212 and a third recess 213 disposed at one end of the second bending portion 20, and the three mating holes 201 are opened in the third protrusion 211, the fourth protrusion 212 and the third recess 213, respectively.
The shapes of the third protrusion 211 and the fourth protrusion 212 correspond to the shapes of the first concave stage 113 and the second concave stage 1121, respectively, and the third protrusion 211 and the fourth protrusion 212 are respectively retained in the first concave stage 113 and the second concave stage 1121; the shape of the third concave stage 213 corresponds to the shape of the first bump 111, and the first bump 111 is held in the third concave stage 213.
In this embodiment, the first bending portion 10 is U-shaped and includes a first connecting rod 12 and two first fixing rods 13 extending from two ends of the first connecting rod 12, and the connecting end 11 is located at one end of each first fixing rod 13 away from the first connecting rod 12. The first protrusion 111 extends from one end of the first fixing rod 13 far away from the first connecting rod 12 to a direction far away from the first connecting rod 12, and the second protrusion 112 extends from the surface of the first fixing rod 13 toward another first fixing rod 13, so that on one hand, the external structure of the first bending part 11 is not affected, and on the other hand, the stability of connection between the first bending part 11 and the second bending part 12 is improved by multi-point clamping.
Correspondingly, the second bending portion 20 is U-shaped and includes a second connecting rod 22 and two second fixing rods 23 extending from two ends of the second connecting rod 22, and the mating end 21 is located at one end of each second fixing rod 23 far away from the second connecting rod 22. The third protrusion 211 extends from the end of the second fixing rod 23 away from the second connecting rod 22 in the direction away from the second connecting rod 22, and the fourth protrusion 212 extends from the surface of the second fixing rod 23 toward the other second fixing rod 23, so that on one hand, the external structure of the second bent portion 21 is not affected, and on the other hand, the stability of the connection between the second bent portion 21 and the first bent portion 11 is improved by multi-point clamping.
In other embodiments, the fixing member 20 is respectively received in the positioning hole 101 of the first concave stage 113, the positioning hole 101 of the second concave stage 1121 and the matching hole 201 of the third concave stage 211 and is integrally formed with the first concave stage 113, the second concave stage 1121 and the third concave stage 211, so that the first bending portion 10 and the second bending portion 20 can be directly clamped and matched.
The first bending portion 10 and the second bending portion 20 are made of aluminum.
In the middle frame 100 provided by the present application, the connecting end 11 of the first bent portion 10 is clamped with the mating end 21 of the second bent portion 20 and is fixed by the fixing member 30, so as to fixedly connect the first bent portion 10 and the second bent portion 20; in addition, the positioning holes 101 on the connecting end 11 and the matching holes 201 on the matching end 21 are arranged in a triangle, so as to ensure the firmness and stability of the connecting position between the first bent portion 10 and the second bent portion 20. The middle frame 100 provided by the application is firm in connection and reliable in quality.
The application also provides a processing method of the middle frame, which comprises the following steps:
step S01, manufacturing a first aluminum extruded section 200 and a first aluminum extruded section 300 according to the required size, where the first aluminum extruded section 200 and the first aluminum extruded section 300 can be enclosed to form an annular structure.
The method also comprises the following steps of:
in step S11, a demarcation point in the frame in the sample is determined.
The sample frame in the step can be a sample in a laboratory, the sample can be processed into a hollow outer frame by a whole solid aluminum plate through a CNC (computerized numerical control) machine tool and then is welded with the die-casting middle plate, so that the manufacturing cost of the sample frame is high, and the manufacturing process does not have streamlined operation.
The selection of the demarcation point is important, on one hand, the connection position is ensured not to influence the strength requirement of the frame, and on the other hand, the efficiency of the post-stage streamlined operation can be ensured.
And step S12, splitting the sample middle frame into a first sample bending part and a second sample bending part according to the determined dividing point.
Step S13, designing a connecting end of the first sample bend and a mating end of the second sample bend.
The design of connection structure will ensure the fastness of connecting between the frame on the one hand, and on the other hand makes things convenient for the processing production in later stage, and the later stage batch processing of being convenient for is made.
Step S14, manufacturing a first aluminum extruded profile 200 and a second aluminum extruded profile 300 according to the connection ends at the two ends of the first sample bending part and the first sample bending part, and the matching ends at the two ends of the second sample bending part and the second sample bending part.
Step S02, performing CNC machining on the first aluminum extruded profile 200 and the second aluminum extruded profile 300 respectively to form a first bent portion 10 and a second bent portion 20, wherein the two ends of the first bent portion 10 are provided with a connecting end 11 respectively, and the two ends of the second bent portion 20 are provided with a mating end 21 that is clamped and matched with the connecting end 11.
Step S03, the connection end 11 of the first bent portion 10 and the mating end 21 of the second bent portion 20 are connected to form an inner frame 100.
A positioning hole 101 is formed in the connecting end 11, and a matching hole 201 corresponding to the positioning hole 101 is formed in the matching end 21; there are at least two positioning holes 101 in the connecting end 11, and the number of the mating holes 201 in the mating end 21 corresponds to the number of the positioning holes 101 in the connecting end 11. The number of at least two positioning holes 101 on the connecting end 11 and at least two matching holes 201 on the matching end 21 can ensure the reliability of the connection between the connecting end 11 and the matching end 21.
Furthermore, the number of the positioning holes 101 on the connecting end 11 is three, and the axes of the three positioning holes 101 are arranged in a triangle, and the number of the matching holes 201 on the connecting end 21 is three, and the axes of the three matching holes 201 are arranged in a triangle. Because the triangle-shaped structure has the stable form, the axle center of three locating hole 101 on the link 11 is the triangle-shaped and arranges with three mating holes 201 is the triangle-shaped and arranges on the link 21, can ensure first kink 10 with the fastness and the stability of second kink 20 hookup location.
Specifically, each connection end 11 includes a first protrusion 111, a second protrusion 112 and a first concave 113 disposed at one end of the first bending portion 10, and the second protrusion 112 is provided with a second concave 1121; the three positioning holes 101 are respectively disposed on the first protrusion 111, the first concave 113 and the second concave 1121. Correspondingly, each mating end 12 includes a third protrusion 211, a fourth protrusion 212 and a third recess 213 disposed at one end of the second bending portion 20, and the three mating holes 201 are opened in the third protrusion 211, the fourth protrusion 212 and the third recess 213, respectively.
The shapes of the third protrusion 211 and the fourth protrusion 212 correspond to the shapes of the first concave stage 113 and the second concave stage 1121, respectively, and the third protrusion 211 and the fourth protrusion 212 are respectively retained in the first concave stage 113 and the second concave stage 1121; the shape of the third concave stage 213 corresponds to the shape of the first bump 111, and the first bump 111 is held in the third concave stage 213.
In this embodiment, the first bending portion 10 is U-shaped and includes a first connecting rod 12 and two first fixing rods 13 extending from two ends of the first connecting rod 12, and the connecting end 11 is located at one end of each first fixing rod 13 away from the first connecting rod 12. The first protrusion 111 extends from one end of the first fixing rod 13 far away from the first connecting rod 12 to a direction far away from the first connecting rod 12, and the second protrusion 112 extends from the surface of the first fixing rod 13 toward another first fixing rod 13, so that on one hand, the external structure of the first bending part 11 is not affected, and on the other hand, the stability of connection between the first bending part 11 and the second bending part 12 is improved by multi-point clamping.
Correspondingly, the second bending portion 20 is U-shaped and includes a second connecting rod 22 and two second fixing rods 23 extending from two ends of the second connecting rod 22, and the mating end 21 is located at one end of each second fixing rod 23 far away from the second connecting rod 22. The third protrusion 211 extends from the end of the second fixing rod 23 away from the second connecting rod 22 in the direction away from the second connecting rod 22, and the fourth protrusion 212 extends from the surface of the second fixing rod 23 toward the other second fixing rod 23, so that on one hand, the external structure of the second bent portion 21 is not affected, and on the other hand, the stability of the connection between the second bent portion 21 and the first bent portion 11 is improved by multi-point clamping.
According to the processing method of the middle frame, the first bent part 10 and the second bent part 20 are respectively processed, then the first bent part 10 and the second bent part 20 are fixedly connected to form the middle frame 100 in a surrounding mode, on one hand, the material cost is greatly saved, the processing efficiency of the middle frame is improved, on the other hand, the connecting end 11 and the matching end 21 are arranged, and the firmness and the stability of the connecting position of the first bent part 10 and the second bent part 20 can be guaranteed. The processing method of the middle frame is reliable in quality, relatively simple in process and low in cost.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A center, its characterized in that: comprises a first bending part and a second bending part which can form a ring structure; the two ends of the first bent part are respectively provided with a connecting end, and the two ends of the second bent part are provided with a matching end clamped and matched with the connecting ends; the connecting end is provided with a positioning hole, the matching end is provided with a matching hole corresponding to the positioning hole, and the fixing piece penetrates through the positioning hole and the corresponding matching hole to realize the connection and fixation of the first bending part and the second bending part.
2. The middle frame of claim 1, wherein there are at least two of said attachment end alignment holes, and wherein the number of mating holes on said mating end corresponds to the number of alignment holes on said attachment end.
3. The middle frame according to claim 2, wherein the number of the positioning holes on the connecting end is three and the axes of the three positioning holes are arranged in a triangle, and the number of the mating holes on the connecting end is three and the axes of the three mating holes are arranged in a triangle.
4. The middle frame according to claim 3, wherein each connecting end includes a first protruding block, a second protruding block and a first concave stage disposed on the first bending portion, the second protruding block is provided with a second concave stage, and the three positioning holes are respectively disposed on the first protruding block, the first concave stage and the second concave stage; each matching end comprises a third convex block, a fourth convex block and a third concave platform which are arranged at one end of the second bending part, and the three matching holes are respectively formed in the third convex block, the fourth convex block and the third concave platform; the shapes of the third bump and the fourth bump respectively correspond to the shapes of the first concave station and the second concave station, and the third bump and the fourth bump are respectively clamped in the first concave station and the second concave station; the shape of the third concave station corresponds to the shape of the first bump, and the first bump is clamped in the third concave station.
5. The middle frame according to claim 3, wherein the first bent portion and the second bent portion are made of AL6013a2 type aluminum.
6. The processing method of the middle frame is characterized by comprising the following steps:
manufacturing a first aluminum extruded section and a second aluminum extruded section according to the required size, wherein the first aluminum extruded section and the second aluminum extruded section can be enclosed to form an annular structure;
CNC machining is carried out on the first aluminum extruded section and the second aluminum extruded section respectively to form a first bending part and a second bending part, connecting ends are arranged at two ends of the first bending part respectively, and a matching end clamped and matched with the connecting ends is arranged at two ends of the second bending part;
the first bending part and the second bending part are connected to form a middle frame.
7. The method for processing the middle frame according to claim 6, wherein before the first aluminum extrusion and the second aluminum extrusion are manufactured according to the required size, the method further comprises the following steps:
determining a demarcation point in a frame in the sample;
splitting the sample middle frame into a first sample bending part and a second sample bending part according to the determined boundary point;
designing a connecting end of the first sample bent part and a matching end of the second sample bent part;
and manufacturing a first aluminum extruded section and a second aluminum extruded section according to the first sample bending part, the connecting ends at the two ends of the first sample bending part, the second sample bending part and the matching ends at the two ends of the second sample bending part.
8. The method for processing the middle frame according to claim 6, wherein the connecting end is provided with a positioning hole, and the matching end is provided with a matching hole corresponding to the positioning hole; the number of the positioning holes on the connecting end is at least two, and the number of the matching holes on the matching end corresponds to the number of the positioning holes on the connecting end.
9. The method for processing a middle frame according to claim 8, wherein the number of the positioning holes on the connecting end is three and the axes of the three positioning holes are arranged in a triangle, and the number of the mating holes on the connecting end is three and the axes of the three positioning holes are arranged in a triangle.
10. The method for processing a middle frame according to claim 9, wherein each connecting end includes a first protruding block, a second protruding block and a first concave stage disposed on the first bending portion, the second protruding block is provided with a second concave stage, and the three positioning holes are respectively disposed on the first protruding block, the first concave stage and the second concave stage; each mating end comprises a third convex block, a fourth convex block and a third concave platform which are arranged at one end of the second bending part, the shapes of the third convex block and the fourth convex block respectively correspond to the shapes of the first concave platform and the second concave platform, and the third convex block and the fourth convex block are respectively clamped in the first concave platform and the second concave platform; the shape of the third concave station corresponds to the shape of the first bump, and the first bump is clamped in the third concave station; the three matching holes are respectively arranged on the third convex block, the fourth convex block and the third concave platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413530.4A CN111673376B (en) | 2020-05-15 | 2020-05-15 | Middle frame and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413530.4A CN111673376B (en) | 2020-05-15 | 2020-05-15 | Middle frame and processing method thereof |
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| CN111673376A true CN111673376A (en) | 2020-09-18 |
| CN111673376B CN111673376B (en) | 2021-11-19 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130078939A (en) * | 2012-01-02 | 2013-07-10 | 엘지전자 주식회사 | Mobile terminal |
| CN106626227A (en) * | 2016-11-30 | 2017-05-10 | 奥捷科技（厦门）有限公司 | Middle frame manufacturing method and middle frame structure |
| CN206585653U (en) * | 2017-03-28 | 2017-10-24 | 深圳Tcl新技术有限公司 | Center component and television set |
| CN107734090A (en) * | 2017-10-12 | 2018-02-23 | 东莞市映宁轩电子科技有限公司 | A kind of mobile phone middle frame of high efficiency and heat radiation |
| CN108023161A (en) * | 2017-12-01 | 2018-05-11 | 广东欧珀移动通信有限公司 | Center component and electronic equipment |
-
2020
- 2020-05-15 CN CN202010413530.4A patent/CN111673376B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130078939A (en) * | 2012-01-02 | 2013-07-10 | 엘지전자 주식회사 | Mobile terminal |
| CN106626227A (en) * | 2016-11-30 | 2017-05-10 | 奥捷科技（厦门）有限公司 | Middle frame manufacturing method and middle frame structure |
| CN206585653U (en) * | 2017-03-28 | 2017-10-24 | 深圳Tcl新技术有限公司 | Center component and television set |
| CN107734090A (en) * | 2017-10-12 | 2018-02-23 | 东莞市映宁轩电子科技有限公司 | A kind of mobile phone middle frame of high efficiency and heat radiation |
| CN108023161A (en) * | 2017-12-01 | 2018-05-11 | 广东欧珀移动通信有限公司 | Center component and electronic equipment |
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| CN111673376B (en) | 2021-11-19 |
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