CN210899237U - Die-casting cell-phone medium plate in mould - Google Patents
Die-casting cell-phone medium plate in mould Download PDFInfo
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- CN210899237U CN210899237U CN201922435543.7U CN201922435543U CN210899237U CN 210899237 U CN210899237 U CN 210899237U CN 201922435543 U CN201922435543 U CN 201922435543U CN 210899237 U CN210899237 U CN 210899237U
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Abstract
The utility model discloses a die-casting cell-phone medium plate in mould, bury piece, aluminum alloy die-casting board, plastic frame in the stainless steel. The aluminum alloy die-casting plate is die-cast and combined in the stainless steel embedded part in the die, and the plastic frame and the aluminum alloy die-casting plate are integrally embedded and formed so as to cover the periphery of the aluminum alloy die-casting plate. The stainless steel embedded piece enables the thin mobile phone middle plate not to bend and deform easily. The aluminum alloy die-casting plate is easy to process and light, and the periphery of the aluminum alloy die-casting plate is coated by the plastic frame, so that the middle plate can be better matched with other parts of the mobile phone, and cannot be embossed or crushed. Especially, embedded spare and plastic frame pass through the first abaculus of polylith, second abaculus interlock in the caulking groove of aluminum alloy die-casting board forms firm the combination, can make the structure firm between the different materials of cell-phone medium plate, do not have the pine and take off.
Description
Technical Field
The utility model belongs to the technical field of the cell-phone accessory and specifically relates to indicate an in-mould die-casting cell-phone medium plate.
Background
The intelligent mobile phone is easy to break and bend due to the fact that the strength of the main board and the strength of the shell are low, the mobile phone is greatly damaged, the service life of the mobile phone is shortened, and the middle board of the mobile phone is independently manufactured and plays a role in supporting and positioning when being installed.
Because the mobile phone middle plate plays an important role in the mobile phone, the mobile phone middle plate is required to be manufactured with high precision, the self weight of the mobile phone middle plate is small, most of the mobile phone middle plates are made of extremely thin metal plates, the mobile phone middle plate also has the positioning and mounting functions, and the mobile phone middle plate needs to be designed and manufactured with various precision and strength requirements. At present, the existing mobile phone middle plate generally has the defects of easy bending and easy degumming after being encapsulated, and most of the existing mobile phone middle plates are made of only one material: aluminum alloy, therefore, needs to be additionally provided with embedded sheets at specific conductive positions after being processed and formed, and the processing is complicated.
Therefore, a new mobile phone middle board needs to be designed by those skilled in the art to overcome the shortcomings of the prior art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide an in-mold die-casting mobile phone middle plate, which is not easy to bend, and is firmly combined between different materials, and is not easy to loosen.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a die-casting cell-phone medium plate in mould includes
The stainless steel embedded part comprises a left bracket, a right bracket, an upper bracket and a lower bracket;
the aluminum alloy die-casting plate is combined with the stainless steel embedded part through in-mold die-casting and covers the stainless steel embedded part, and the left support, the right support, the upper support and the lower support are partially exposed out of the aluminum alloy die-casting plate;
the plastic frame and the aluminum alloy die-casting plate are integrally embedded and formed, and the plastic frame is coated on the outer periphery of the aluminum alloy die-casting plate;
the stainless steel embedded part is provided with a plurality of first embedded blocks, the plastic frame is provided with a plurality of second embedded blocks, and the first embedded blocks and the second embedded blocks are engaged in the embedded grooves of the aluminum alloy die-casting plate to form stable combination.
As a preferred scheme, the left socle of the piece is buried in the stainless steel includes shell fragment, outer strengthening rib, surface strengthening rib, side strengthening rib, interior strengthening rib, and this shell fragment is concave to be equipped with the groove that is used for installing the plug-in card piece, and corresponding outer strengthening rib is equipped with the plug-in card opening, outer strengthening rib, surface strengthening rib, side strengthening rib, interior strengthening rib are the integral type structure of bending the formation by the copper punching press to set up the first interlock piece of unevenness on this outer strengthening rib, each first interlock piece is embedded into in the aluminum alloy die-casting board and by the cladding of plastic frame.
Preferably, the upper bracket is composed of a surface layer frame and a bottom layer frame, wherein the surface layer frame and the bottom layer frame are both provided with second uneven meshing pieces, and each second meshing piece is embedded into the aluminum alloy die-casting plate and is coated by the plastic frame.
As a preferable scheme, the right bracket is provided with third uneven meshing pieces, and each third meshing piece is embedded into the aluminum alloy die-casting plate and is coated by the plastic frame.
As a preferred scheme, a plurality of reinforcing strips are arranged on the lower support, and each reinforcing strip is embedded into a corresponding plastic frame.
As a preferable scheme, the first insert is a flat buckle, and the second insert is an inverted buckle.
As a preferred scheme, a camera mounting hole is formed in a plastic frame above the middle plate of the mobile phone, and a stainless steel embedded part is exposed out of the part of the inner wall of the camera mounting hole.
As a preferred scheme, a battery compartment area is reserved in the middle of the mobile phone middle plate.
Preferably, the surface of the aluminum alloy die-casting plate is sprayed with insulating paint to form the isolation layer.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, the utility model discloses a cell-phone medium plate has three kinds of materials, and firstly the piece is buried in the stainless steel, secondly the aluminum alloy die-casting board, and three are the plastic frame. The aluminum alloy die-casting plate is die-cast and combined in the stainless steel embedded part in the die, and the plastic frame and the aluminum alloy die-casting plate are integrally embedded and formed so as to cover the periphery of the aluminum alloy die-casting plate. The stainless steel embedded part is used for increasing the strength of the mobile phone middle plate, so that the thin mobile phone middle plate is not easy to bend and deform. The aluminum alloy die-casting plate is formed in a die-casting mode, is easy to process and light, can reduce the whole weight of the mobile phone, is coated on the periphery of the mobile phone through the plastic frame, and has plasticity, so that the middle plate can be better matched with other parts (such as a panel and a bottom plate) of the mobile phone, the middle plate cannot be embossed and crushed, and the good waterproof performance is achieved. Especially, in order to realize in the stainless steel embedded part, aluminum alloy die-casting board, plastic frame three's stable structure, the well mechanism board after making the shaping can not bending deformation and not have the pine between the different materials and take off be equipped with the first abaculus of polylith on the stainless steel embedded part, be equipped with the polylith second abaculus on the plastic frame, first abaculus and second abaculus interlock in form firm the combination in the caulking groove of aluminum alloy die-casting board.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a perspective view of a middle plate of an in-mold die-casting mobile phone according to an embodiment of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is an enlarged view at B in fig. 1.
Fig. 4 is an exploded view of a middle plate of an in-mold die-cast mobile phone according to an embodiment of the present invention.
Fig. 5 is a front view of the middle plate of the in-mold die-casting mobile phone according to the embodiment of the present invention.
The attached drawings indicate the following:
10. stainless steel embedded part 11 and first embedded block
111. First and second engaging pieces 112 and 112
113. Third bite piece 12, left support
121. Spring plate 122 and outer reinforcing ribs
123. Surface reinforcing rib 124 and side reinforcing ribs
125. Inner reinforcing rib 126 and groove
127. Card insertion opening 13, right bracket
14. Upper support 141, surface layer frame
142. Bottom layer frame 15, lower support
151. Reinforcing bar 20, aluminum alloy die-cast plate
21. Caulking groove 30 and plastic frame
31. Second insert 101, camera mounting hole
102. Battery compartment area 103 and loudspeaker installation area
104. Charging connector installing area.
Detailed Description
Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present invention is shown, which is an in-mold die-casting mobile phone middle plate, including a stainless steel embedded part 10, an aluminum alloy die-casting plate 20, and a plastic frame 30. The aluminum alloy die-casting plate 20 is die-cast and combined in the stainless steel embedded part 10 in the die, and is coated outside the stainless steel embedded part 10, and the left support 12, the right support 13, the upper support 14 and the lower support 15 are partially exposed out of the aluminum alloy die-casting plate 20. The plastic frame 30 and the aluminum alloy die-casting plate 20 are integrally embedded and formed, and the plastic frame 30 is wrapped on the outer periphery of the aluminum alloy die-casting plate 20.
In order to realize in the stable structure of embedded part 10, aluminum alloy die-casting board 20, plastic frame 30 three in stainless steel, make well mechanism board after the shaping can not bending deformation and not have the pine between the different materials to take off be equipped with the first abaculus of polylith 11 on embedded part 10 in stainless steel, be equipped with polylith second abaculus 31 on plastic frame 30, first abaculus 11 and second abaculus 31 interlock in form firm the combination in the caulking groove 21 of aluminum alloy die-casting board 20.
The stainless steel embedded part 10 is used for increasing the strength of the mobile phone middle plate, so that the thin mobile phone middle plate is not easy to bend and deform. Specifically, the stainless steel embedded part 10 includes a left bracket 12, a right bracket 13, an upper bracket 14, and a lower bracket 15.
The left bracket 12 of the stainless steel embedded part 10 comprises an elastic sheet 121, an outer reinforcing rib 122, a surface reinforcing rib 123, a side reinforcing rib 124 and an inner reinforcing rib 125, wherein the elastic sheet 121 is concavely provided with a groove 126 for installing an inserting piece, the corresponding outer reinforcing rib 122 is provided with an inserting opening 127, the outer reinforcing rib 122, the surface reinforcing rib 123, the side reinforcing rib 124 and the inner reinforcing rib 125 are of an integrated structure formed by stamping and bending a copper plate, an uneven first engaging piece 111 (namely, a part of the first embedded block 11) is arranged on the outer reinforcing rib 122, and each first engaging piece 111 is embedded into the aluminum alloy die-casting plate 20 and is coated by the plastic frame 30. The upper frame 14 is composed of a surface shelf 141 and a bottom shelf 142, wherein the surface shelf 141 and the bottom shelf 142 are respectively provided with an uneven second engaging piece 112 (i.e. another part of the first insert 11), and each second engaging piece 112 is embedded in the aluminum alloy die-casting plate 20 and covered by the plastic frame 30. The right bracket 13 is provided with uneven third engaging pieces 113 (i.e., the second portion of the first insert 11), and each third engaging piece 113 is embedded in the aluminum alloy die-casting plate 20 and covered by the plastic frame 30. The lower frame 15 is provided with a plurality of reinforcing bars 151, and each reinforcing bar 151 is embedded into the corresponding plastic frame 30.
In this embodiment, each first insert 11 is a flat buckle, but may also be an inverted buckle or other types, and is not limited to the illustration. Through the design of the stainless steel embedded part 10 with the structure, the function of increasing the middle plate of the mobile phone is achieved, the stainless steel embedded part is firmly combined with the aluminum alloy die-casting plate 20, and when the aluminum alloy die-casting plate 20 is formed in a die-casting mode in a die, the problems of falling and loosening cannot occur after coating.
As shown in fig. 4, the plastic frame 30 is an integral injection Molding compound structure, and is combined with the aluminum alloy die-casting plate 20 and the stainless steel embedded part 10 by insert Molding (Molding). The plastic frame 30 has the advantages that the plastic frame 30 has plasticity, so that the middle plate can be better matched with other parts (such as a panel and a bottom plate) of the mobile phone, the middle plate cannot be embossed or crushed, and better waterproof performance is achieved.
The second insert 31 of the plastic frame 30 is in a reverse buckle shape, and is in a hook shape, so that the bonding strength of the plastic frame 30 and the aluminum alloy die-casting plate 20 can be increased, and degumming can be prevented.
From the whole part of cell-phone medium plate, the upper portion of this cell-phone medium plate has a plurality of installation positions for assemble leading and rearmounted camera, loudspeaker, light filling lamp etc.. For example, a camera mounting hole 101 is formed in the plastic frame 30 above the middle plate of the mobile phone, and the stainless steel embedded part 10 is partially exposed out of the inner wall of the camera mounting hole 101, so that even if the plastic frame is made of a plastic material, the strength can be increased by stainless steel. A battery compartment area 102 is reserved in the middle of the mobile phone middle plate. And a horn mounting area 103, a charging connector mounting area 104 and the like are reserved at the lower part of the mobile phone middle plate. And, insulating paint is sprayed on the surface of the aluminum alloy die-casting plate 20 to form an isolation layer, so as to prevent short circuit caused by circuit connection in the mobile phone middle plate.
The utility model discloses a forming method of die-casting cell-phone medium plate in mould as follows: the stainless steel embedded part 10 is formed, the stainless steel embedded part 10 is placed in a die, and then the aluminum alloy die-casting plate 20 is combined with the stainless steel embedded part 10 in a die-casting mode. Finally, the aluminum alloy die-casting plate 20 and the stainless steel embedded part 10 are put into an injection Molding machine together, and a plastic frame 30 is integrally insert-molded by means of Molding to surround the periphery of the aluminum alloy die-casting plate 20.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides an in-mold die-casting cell-phone medium plate which characterized in that: comprises that
A stainless steel embedded part (10) which comprises a left bracket (12), a right bracket (13), an upper bracket (14) and a lower bracket (15);
the aluminum alloy die-casting plate (20) is combined with the stainless steel embedded part (10) through die-casting in a die, covers the stainless steel embedded part (10), and is partially exposed out of the aluminum alloy die-casting plate (20) in the left bracket (12), the right bracket (13), the upper bracket (14) and the lower bracket (15);
the plastic frame (30) and the aluminum alloy die-casting plate (20) are integrally embedded and molded to cover the outer periphery of the aluminum alloy die-casting plate (20);
the stainless steel embedded part (10) is provided with a plurality of first embedded blocks (11), the plastic frame (30) is provided with a plurality of second embedded blocks (31), and the first embedded blocks (11) and the second embedded blocks (31) are engaged in the embedded grooves (21) of the aluminum alloy die-casting plate (20) to form stable combination.
2. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: the left support (12) of the stainless steel embedded part (10) comprises an elastic sheet (121), outer reinforcing ribs (122), surface reinforcing ribs (123), side reinforcing ribs (124) and inner reinforcing ribs (125), wherein the elastic sheet (121) is concavely provided with a groove (126) for installing an inserting piece, the corresponding outer reinforcing ribs (122) are provided with inserting piece openings (127), the outer reinforcing ribs (122), the surface reinforcing ribs (123), the side reinforcing ribs (124) and the inner reinforcing ribs (125) are of an integrated structure formed by bending a copper plate in a stamping mode, a first concave-convex clamping piece (111) is arranged on the outer reinforcing ribs (122), and the first concave-convex clamping pieces (111) are embedded into the aluminum alloy die-casting plate (20) and coated by a plastic frame (30).
3. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: the upper support (14) is composed of a surface layer frame (141) and a bottom layer frame (142), the surface layer frame (141) and the bottom layer frame (142) are respectively provided with a second uneven meshing piece (112), and each second meshing piece (112) is embedded into the aluminum alloy die-casting plate (20) and is coated by the plastic frame (30).
4. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: the right bracket (13) is provided with third uneven meshing pieces (113), and each third meshing piece (113) is embedded into the aluminum alloy die-casting plate (20) and is coated by the plastic frame (30).
5. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: the lower support (15) is provided with a plurality of reinforcing strips (151), and each reinforcing strip (151) is embedded into the corresponding plastic frame (30).
6. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: the first embedded block (11) is a flat buckle, and the second embedded block (31) is an inverted buckle.
7. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: a camera mounting hole (101) is formed in a plastic frame (30) above the middle plate of the mobile phone, and a stainless steel embedded part (10) is exposed out of part of the inner wall of the camera mounting hole (101).
8. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: and a battery bin area (102) is reserved in the middle of the mobile phone middle plate.
9. The middle plate of an in-mold die-casting mobile phone according to claim 1, wherein: insulating paint is sprayed on the surface of the aluminum alloy die-casting plate (20) to form an isolation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435543.7U CN210899237U (en) | 2019-12-30 | 2019-12-30 | Die-casting cell-phone medium plate in mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435543.7U CN210899237U (en) | 2019-12-30 | 2019-12-30 | Die-casting cell-phone medium plate in mould |
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| Publication Number | Publication Date |
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| CN210899237U true CN210899237U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922435543.7U Active CN210899237U (en) | 2019-12-30 | 2019-12-30 | Die-casting cell-phone medium plate in mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117729711A (en) * | 2023-08-18 | 2024-03-19 | 荣耀终端有限公司 | Middle frame structural member, electronic equipment and processing method of middle frame structural member |
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2019
- 2019-12-30 CN CN201922435543.7U patent/CN210899237U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117729711A (en) * | 2023-08-18 | 2024-03-19 | 荣耀终端有限公司 | Middle frame structural member, electronic equipment and processing method of middle frame structural member |
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