CN107615737A - A kind of mobile phone, mobile phone center and its manufacture method - Google Patents
A kind of mobile phone, mobile phone center and its manufacture method Download PDFInfo
- Publication number
- CN107615737A CN107615737A CN201580079764.7A CN201580079764A CN107615737A CN 107615737 A CN107615737 A CN 107615737A CN 201580079764 A CN201580079764 A CN 201580079764A CN 107615737 A CN107615737 A CN 107615737A
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- China
- Prior art keywords
- outer frame
- mobile phone
- metal strip
- frame
- middle plate
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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
Abstract
A kind of mobile phone, mobile phone center and its manufacture method are provided.The mobile phone center includes housing (31) and intermediate plate (32), and housing is formed by metallic strip (30) through preliminary dimension bending, and the both ends of metallic strip are fixed by fixture (33)；Intermediate plate is located at outer inframe.The manufacture method can reduce the process time of mobile phone center, improve stock utilization.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of mobile communication equipment manufacturing, in particular to a mobile phone, a mobile phone middle frame and a manufacturing method thereof.
[ background of the invention ]
With the increasing demand of mobile phones, the design and process of the middle frame of the mobile phone are more and more emphasized. The middle-high-grade mobile phone middle frame on the market is generally formed by directly and integrally forming a complete section through a plurality of processes. I.e., a single piece of material 10 as shown in fig. 1 is machined to directly form the handset bezel 20 shown in fig. 2.
For the integrated structure of the traditional mobile phone middle frame, equipment is needed to directly process materials until a complete middle frame structure is formed, so that the required processing time is long. Moreover, the material required for the complete middle frame structure is large, and the remaining part after the middle frame is manufactured can only be discarded if the remaining part is not enough to manufacture another complete middle frame, so that the material utilization rate is low.
[ summary of the invention ]
The invention provides a mobile phone, a mobile phone middle frame and a manufacturing method thereof, which can reduce the processing time of the mobile phone middle frame and improve the material utilization rate.
In order to solve the technical problems, the invention adopts a technical scheme that: providing a mobile phone middle frame, wherein the mobile phone middle frame comprises:
the outer frame is formed by bending a metal strip material by a preset size, and two ends of the metal strip material are fixedly connected;
the middle plate is arranged in the outer frame, and the outer edge of the middle plate is connected with the inner side wall of the outer frame.
Through holes are formed in the two ends of the metal strip, and the fixing pieces penetrate through the through holes in the two ends of the metal strip so that the two ends of the metal strip are fixed.
And the two ends of the metal strip are bent towards the outside of the outer frame to form protruding parts, and screws are used as the fixing pieces to attach and fix the protruding parts.
The outer frame is formed by bending a strip of titanium alloy strip.
And a fixing table is processed along the inner side wall of the outer frame and used for bearing the middle plate.
The inner side wall of the outer frame is provided with a strip-shaped groove, and the groove and the outer frame extend in the same direction.
The middle plate is punched to form a preset shape and is connected with the outer frame in a welding or clamping manner; or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
Wherein, the intermediate plate is made of aluminum or titanium alloy.
Wherein, the frame is processed with charging groove, side healthy groove, audio frequency jack.
Wherein, the outer frame is also provided with an end slot to allow the wireless signal to pass through.
In order to solve the technical problem, the invention adopts another technical scheme that: a mobile phone is provided, and the mobile phone is provided with the mobile phone middle frame.
In order to solve the technical problem, the invention adopts another technical scheme that: the manufacturing method of the middle frame of the mobile phone comprises the following steps:
bending the metal strip material according to a preset size to form an outer frame;
fixedly connecting two ends of the metal strip;
and arranging the middle plate in the outer frame, wherein the outer edge of the middle plate is connected to the inner side wall of the outer frame.
After the step of bending the metal strip material according to the preset size to form the outer frame, the method further comprises the following steps of:
roughly processing the outer frame to form a charging groove, a side strengthening groove, an audio jack, a fixed station and an end groove for allowing a wireless signal to pass through;
the step of fixedly connecting the two ends of the metal strip comprises:
bending two ends of the metal strip material towards the outside of the outer frame to form a convex part, forming through holes at two ends of the metal strip material, and utilizing screws to penetrate through the through holes to attach and fix two ends of the metal strip material;
the step of disposing the middle plate in the outer frame includes:
forming a middle plate with a preset shape after punching, and arranging the middle plate in the outer frame in a welding or clamping connection mode;
or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
The invention has the beneficial effects that: according to the invention, the mobile phone middle frame is divided into the outer frame and the middle plate to be processed, the integrated outer frame is obtained without complex processing of a whole material, the metal strip is simply prepared and then directly bent to form the outer frame, and the middle plate is arranged in the outer frame, so that the processing time is saved, the efficiency is improved, and the material utilization rate is also improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic diagram of the materials of a mobile phone middle frame in the prior art;
FIG. 2 is a schematic diagram of a handset;
FIG. 3 is a schematic diagram of the raw material of the outer frame of the middle frame of the mobile phone according to an embodiment of the present invention;
FIG. 4 is a schematic view of the outer frame material shown in FIG. 3 after bending;
FIG. 5 is a schematic view of the outer frame material shown in FIG. 4 after the first fixing means has been applied to both ends;
FIG. 6 is a schematic view of the outer frame material of FIG. 4 after the two ends have been fixed in a second manner;
FIG. 7 is a schematic view of the outer frame of FIG. 6 with an intermediate plate;
FIG. 8 is a schematic view of the handset middle frame shown in FIG. 7 after being contoured;
fig. 9 is a flowchart of a method for manufacturing a middle frame of a mobile phone according to an embodiment of the invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a mobile phone middle frame, please refer to fig. 3 to 7, the mobile phone middle frame provided by the invention comprises an outer frame 31 and a middle plate 32, wherein the outer frame 31 is formed by bending a metal strip material by a predetermined size, and two ends of the metal strip material are fixedly connected, for example, two ends of the metal strip material are fixedly connected through a fixing member 33; the middle plate 32 is disposed in the outer frame 31, and the outer edge of the middle plate 32 is connected to the inner sidewall of the outer frame 31.
The manufacturing process of the mobile phone middle frame will be described below with reference to the above drawings to illustrate the mobile phone middle frame of the present invention.
First, the metal strip 30 shown in fig. 3 is bent into the shape shown in fig. 4 by a predetermined size, which is determined according to the needs of a specific mobile phone model.
The metal strip may be a titanium alloy strip, for example, the outer frame 31 is formed by bending a strip of titanium alloy strip, and the cross section of the metal strip may be square or circular. The adoption of the titanium alloy strip as the outer frame 31 not only saves materials, but also greatly increases the strength. Of course, in other embodiments, the outer frame 31 may also be formed by bending other metal strips, such as aluminum alloy strips, and the cross section of the metal strip may also be set to other shapes according to actual requirements.
Next, as shown in fig. 5, both ends of the metal bar 30 are fixedly connected by a fixing member 33. In other embodiments, the two ends of the metal strip 30 may also be directly fixedly connected by welding or the like, and the fixing connection manner is not particularly limited in the present invention.
In a specific embodiment, both ends of the metal strip may be provided with through holes 34, and the fixing member 33 penetrates through the through holes 34 at both ends to fix both ends of the metal strip. For example, as shown in fig. 5, both ends of the metal strip are bent outward of the outer frame 31 to form a protrusion 35, a through hole 34 is formed in the protrusion 35, and the protrusion 35 is attached and fixed by using a screw as the fixing member 33. For example, as shown in fig. 6, two ends of the metal strip are directly connected, and the through holes 34 at the two ends are connected by a fixing member 33 such as a snap structure, so as to fix the two ends of the metal strip.
Optionally, in order to facilitate the cooperation with the middle plate 32, a strip-shaped groove 39 is formed on the inner side wall of the outer frame 31, and the groove 39 extends in the same direction as the outer frame 31. In order to facilitate the limiting engagement of the middle plate 32, the strip-shaped groove 39 may be a closing structure with a groove bottom width wider than the groove opening, and correspondingly, the outer edge of the middle plate 32 is configured to be an embedded structure matched with the strip-shaped groove 39. In other embodiments, the inner sidewall of the outer frame 31 may not be provided with a groove, but a fixing platform is processed to support and dispose the middle plate 32. The fixing stand may be provided in an inverted structure to facilitate the coupling of the outer frame 31 and the middle plate 32. In addition, the outer frame 31 may be provided with necessary structures of the mobile phone, such as a charging slot 36, a side health slot 37, and an audio jack 38.
As shown in fig. 7, the intermediate plate 32 is provided in the outer frame 31.
The middle plate 32 may be punched to form a predetermined shape, and then welded or fastened to the outer frame 31. For example, the intermediate plate 32 is an aluminum plate, which has the characteristics of light weight and easy processing, and is formed into a predetermined shape by stamping, and then is formed into a through hole, an assembly groove, and the like by stamping. The aluminum plate is adopted as the intermediate plate 32, so that the processing time is saved, and the material is saved.
Alternatively, the intermediate plate 32 is fitted to the outer frame 31 by injection molding or die casting. For example, the outer frame 31 shown in fig. 5 is processed so that an aluminum material is fitted into the outer frame 31 by injection molding or die casting.
It is to be understood that the material of the intermediate plate 32 is not limited in the present invention, and the intermediate plate 32 may be made of titanium alloy or other materials.
Optionally, please refer to fig. 8, an end slot 41 may be further formed on the outer frame 31 to allow the wireless signal to pass through. Moreover, after the outer frame and the middle plate are combined, the shape of the middle frame of the mobile phone can be processed so as to flatten the interfaces at the two ends of the metal strip.
The invention can improve the processing efficiency of the mobile phone outer frame, reduce the processing time of the mobile phone outer frame, improve the material utilization rate and simultaneously improve the product quality of the mobile phone outer frame.
Different from the traditional mobile phone middle frame, the mobile phone middle frame is processed into two parts, namely the outer frame 31 and the middle plate 32, so that the whole material is not required to be processed to obtain the integrated outer frame in a complex way, the metal strip is simply prepared and then is directly bent to form the outer frame 31, and the middle plate 32 is arranged in the outer frame, so that the processing time is saved, the efficiency is improved, and the material utilization rate is also improved. Also, the outer frame 31 and the middle plate may be made of different materials. For example, in consideration of cost and the fact that a high-hardness material is not required inside the mobile phone, the middle plate 32 may be made of a low-cost material having no requirement on hardness, such as an aluminum-related material (or a titanium alloy), the outer frame 31 may be made of a high-hardness material (specifically, a titanium alloy), so that the mobile phone middle frame is firmer, less prone to deformation and scratching, and the high-hardness material itself has the advantages of corrosion resistance, high strength and the like, and does not need to be subjected to more surface treatment, so that the process of the mobile phone middle frame can be simplified.
In addition, referring to fig. 2, the present invention also provides a mobile phone, where the mobile phone middle frame 20 configured in the mobile phone is the mobile phone middle frame described in the above embodiment, and the mobile phone further includes a display screen, a PCB, a camera, a speaker, and the like, and the PCB is provided with a circuit mechanism for implementing basic functions of the mobile phone, such as a baseband chip, a radio frequency chip, and the like.
Referring to fig. 9, fig. 9 is a flowchart of a method for manufacturing a middle frame of a mobile phone according to an embodiment of the invention. In this embodiment, the method for manufacturing a middle frame of a mobile phone is used for manufacturing the middle frame of the mobile phone, and includes the following steps:
and S91, bending the metal strip material according to a preset size to form an outer frame.
The metal strip may be a titanium alloy strip, for example, a strip of the titanium alloy strip shown in fig. 3 is bent to form an outer frame shape shown in fig. 4.
Alternatively, after the step of S91, the outer frame may be subjected to rough machining such as numerical control machining to form a charging slot, a side key slot, an audio jack, a fixing stand, and an end slot for allowing the passage of a wireless signal. Of course, this step may also be performed after the step of S92 described below. The end groove is formed by machining after the step S93 described below.
And S92, fixedly connecting the two ends of the metal strip.
For example, the two ends of the metal strip are fixedly connected by a fixing member. Wherein, the step of S92 may specifically include: bending two ends of the metal strip material towards the outside of the outer frame to form a convex part, forming through holes at two ends of the metal strip material, and utilizing screws to penetrate through the through holes to attach and fix two ends of the metal strip material; or the two ends of the metal strip are directly connected, and the through holes at the two ends are connected through a fixing piece such as a buckle structure, so that the two ends of the metal strip are fixed.
S93, the middle plate is arranged in the outer frame, and the outer edge of the middle plate is connected with the inner side wall of the outer frame.
Wherein. The step S93 may specifically include: forming a middle plate with a preset shape after punching, and arranging the middle plate in the outer frame in a welding or clamping connection mode; or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
After S93, the shape of the middle frame of the mobile phone may be processed, such as cutting the protruding portion of the outer frame, punching the protruding portion to flatten the interfaces at the two ends of the metal strip, as shown in fig. 8. Further, the outer frame may be provided with a desired structure such as the end groove.
In summary, those skilled in the art will readily understand that the mobile phone middle frame provided by the present invention adopts a form in which the outer frame and the middle plate are separately processed, so that the processing efficiency of the mobile phone outer frame is improved, the processing time of the mobile phone outer frame is reduced, and the material utilization rate is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (20)
- A cell phone center, wherein the cell phone center comprises:the outer frame is formed by bending a metal strip material by a preset size, and two ends of the metal strip material are fixedly connected;the middle plate is arranged in the outer frame, and the outer edge of the middle plate is connected with the inner side wall of the outer frame.
- The middle frame of a mobile phone according to claim 1, wherein through holes are formed at both ends of the metal strip, and fixing members are used to penetrate through the through holes at both ends to fix both ends of the metal strip.
- The middle frame of a mobile phone according to claim 2, wherein two ends of the metal strip are bent outward from the outer frame to form protruding portions, and screws are used as the fixing members to attach and fix the protruding portions.
- The middle frame of a mobile phone according to claim 3, wherein the outer frame is formed by bending a strip of titanium alloy.
- The middle frame of mobile phone according to claim 4, wherein a fixing platform is formed along the inner sidewall of the outer frame for supporting the middle plate.
- The middle mobile phone frame according to claim 4, wherein a strip-shaped groove is formed in an inner side wall of the outer frame, and the groove and the outer frame extend in the same direction.
- The middle mobile phone frame according to claim 6, wherein the middle plate is punched to form a predetermined shape and is connected with the outer frame in a welding or clamping manner;or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
- The middle frame of the mobile phone according to claim 7, wherein the middle plate is made of aluminum or titanium alloy.
- The middle mobile phone frame according to claim 8, wherein the outer frame is provided with a charging slot, a side health slot and an audio jack, and the outer frame is further provided with an end slot for allowing a wireless signal to pass through.
- A mobile phone, wherein the mobile phone is configured with a mobile phone middle frame, the mobile phone middle frame comprising:the outer frame is formed by bending a metal strip material by a preset size, and two ends of the metal strip material are fixedly connected;the middle plate is arranged in the outer frame, and the outer edge of the middle plate is connected with the inner side wall of the outer frame.
- The mobile phone of claim 10, wherein the two ends of the metal strip are provided with through holes, and the through holes are penetrated by a fixing member to fix the two ends of the metal strip.
- The mobile phone of claim 11, wherein two ends of the metal strip are bent outward from the outer frame to form protruding portions, and screws are used as the fixing members to attach and fix the protruding portions.
- The handset of claim 12, wherein the outer frame is formed by bending a strip of titanium alloy.
- The mobile phone of claim 13, wherein a fixing platform is formed along an inner sidewall of the outer frame for supporting the middle plate.
- The mobile phone of claim 13, wherein a strip-shaped groove is formed on an inner side wall of the outer frame, and the groove and the outer frame extend in the same direction.
- The mobile phone of claim 15, wherein the middle plate is punched to form a predetermined shape, and is connected with the outer frame in a welding or clamping manner;or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
- The handset of claim 16, wherein the middle plate is an aluminum or titanium alloy.
- The mobile phone of claim 17, wherein the outer frame is formed with a charging slot, a side health slot, and an audio jack, and the outer frame is further formed with an end slot to allow a wireless signal to pass through.
- A method for manufacturing a middle frame of a mobile phone comprises the following steps:bending the metal strip material according to a preset size to form an outer frame;fixedly connecting two ends of the metal strip;and arranging the middle plate in the outer frame, wherein the outer edge of the middle plate is connected to the inner side wall of the outer frame.
- The method of manufacturing of claim 19, wherein after the step of bending the metal strip to a predetermined size to form the outer frame, the method further comprises:roughly processing the outer frame to form a charging groove, a side strengthening groove, an audio jack, a fixed station and an end groove for allowing a wireless signal to pass through;the step of fixedly connecting the two ends of the metal strip comprises:bending two ends of the metal strip material towards the outside of the outer frame to form a convex part, forming through holes at two ends of the metal strip material, and utilizing screws to penetrate through the through holes to attach and fix two ends of the metal strip material;the step of disposing the middle plate in the outer frame includes:forming a middle plate with a preset shape after punching, and arranging the middle plate in the outer frame in a welding or clamping connection mode;or the middle plate is embedded in the outer frame in an injection molding or die casting mode.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/099956 WO2017113226A1 (en) | 2015-12-30 | 2015-12-30 | Mobile phone, and middle frame of mobile phone and manufacturing method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107615737A true CN107615737A (en) | 2018-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580079764.7A Pending CN107615737A (en) | 2015-12-30 | 2015-12-30 | A kind of mobile phone, mobile phone center and its manufacture method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107615737A (en) |
| WO (1) | WO2017113226A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109151101A (en) * | 2018-06-19 | 2019-01-04 | 广东长盈精密技术有限公司 | A kind of mobile phone, mobile phone center and its manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107498267A (en) * | 2017-09-14 | 2017-12-22 | 东莞市琏柏五金制品有限公司 | A kind of mobile phone center and its preparation technology |
| CN108282560A (en) * | 2018-01-26 | 2018-07-13 | 努比亚技术有限公司 | flexible screen assembly and mobile terminal |
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- 2015-12-30 WO PCT/CN2015/099956 patent/WO2017113226A1/en active Application Filing
- 2015-12-30 CN CN201580079764.7A patent/CN107615737A/en active Pending
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| CN102413210A (en) * | 2011-11-24 | 2012-04-11 | 福建省石狮市通达电器有限公司 | Production process of frame bracket in mobile phone |
| US20140118198A1 (en) * | 2012-10-25 | 2014-05-01 | Kabushiki Kaisha Toshiba | Electronic apparatus |
| CN203435277U (en) * | 2013-07-24 | 2014-02-12 | 邹志刚 | Extruded profile ultra-thin frame structure |
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| CN109151101A (en) * | 2018-06-19 | 2019-01-04 | 广东长盈精密技术有限公司 | A kind of mobile phone, mobile phone center and its manufacturing method |
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| Publication number | Publication date |
|---|---|
| WO2017113226A1 (en) | 2017-07-06 |
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Application publication date: 20180119 |