CN110792664A - Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal - Google Patents
Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal Download PDFInfo
- Publication number
- CN110792664A CN110792664A CN201810877889.XA CN201810877889A CN110792664A CN 110792664 A CN110792664 A CN 110792664A CN 201810877889 A CN201810877889 A CN 201810877889A CN 110792664 A CN110792664 A CN 110792664A
- Authority
- CN
- China
- Prior art keywords
- mobile terminal
- manufacturing
- buffer element
- middle frame
- processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000003292 glue Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 20
- 238000005498 polishing Methods 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000007743 anodising Methods 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
Abstract
The application provides a manufacturing method of a buffer element, a mobile terminal and a manufacturing method of the mobile terminal, wherein the mobile terminal comprises a display screen, a middle frame and the buffer element positioned between the display screen and the middle frame, and the manufacturing method of the buffer element comprises the following steps: processing a glue dispensing groove on the inner side of the middle frame; dispensing to form the buffer element; processing the buffer element to form an accommodating cavity for partially accommodating the display screen; and processing the inner surface of the accommodating cavity to ensure that the accommodating cavity meets the requirement of dimensional precision. The buffer element is formed through dispensing, the formed buffer element is processed to meet the size requirement, glue overflow is effectively avoided while the accuracy is improved, and the yield of products is improved.
Description
Technical Field
The present application relates to the field of communications, and in particular, to a method for manufacturing a mobile terminal.
Background
The buffer element is a buffer structure arranged between the display screen and the middle frame of the mobile terminal and is used for absorbing stress during impact, so that the display screen is protected. After being molded, a common buffer element is assembled with a middle frame through processes such as dispensing, pressing, pressure maintaining and the like, but in the pressure maintaining process, glue overflow is easily generated at the edge of the buffer element, and the buffer element is easily subjected to plastic deformation in the assembling process, so that the dimensional tolerance is large.
Disclosure of Invention
The application provides a manufacturing method of a buffer element, a mobile terminal and a manufacturing method of the mobile terminal, wherein the manufacturing method of the buffer element improves the product yield.
The application provides an assembling method of a buffer element, the mobile terminal comprises a display screen, a middle frame and the buffer element positioned between the display screen and the middle frame, and the assembling method of the buffer element comprises the following steps: processing a glue dispensing groove on the inner side of the middle frame; dispensing to form a buffer element; processing the buffer element to form an accommodating cavity for partially accommodating the display screen; and processing the inner surface of the accommodating cavity to enable the accommodating cavity to meet the size requirement.
Further, the method comprises the step of cleaning a dispensing groove, wherein the dispensing groove is formed through CNC machining.
Further, the step of dispensing to form the buffer element comprises filling the dispensing groove with a glue.
Further, the method comprises the step of processing the outer surface and the lower surface of the buffer element, wherein the outer surface is exposed on the upper side of the display screen, and the lower surface faces back to the outer surface.
Further, the outer surface, the lower surface and the inner surface of the accommodating cavity are machined through CNC.
The present application also provides a mobile terminal including a buffering element manufactured using the method.
Further, the buffer element is in a closed ring shape and is partially positioned in the glue dispensing groove.
The application also provides a manufacturing method of the mobile terminal, the mobile terminal comprises a display screen, a middle frame, a buffer element positioned between the display screen and the middle frame and a shell connected with the middle frame, and the manufacturing method of the mobile terminal comprises the following steps: processing a glue dispensing groove on the inner side of the middle frame; dispensing to form a buffer element; processing the buffer element to form an accommodating cavity; processing the inner surface of the accommodating cavity; polishing and cleaning the outer surface of the middle frame; processing a key hole on the middle frame; anodizing the outer surface of the middle frame; die cutting auxiliary materials are stuck on the inner side of the shell; the key is assembled in the key hole.
Further, the polishing includes rough polishing and finish polishing.
Further, grinding and light receiving are carried out on the key hole, and the key hole is formed through CNC machining.
The buffer element is formed through dispensing, the formed buffer element is processed to meet the size requirement, glue overflow is effectively avoided while the accuracy is improved, and the yield of products is improved.
Drawings
Fig. 1 is a schematic diagram of a mobile terminal according to the present application in partial section;
fig. 2 is a flowchart illustrating a method for manufacturing a mobile terminal.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1, an embodiment of the present application discloses a mobile terminal, where the mobile terminal includes a display screen 1, a middle frame 2, a buffer element 3 located between the display screen 1 and the middle frame 2, and a housing (not shown) connected to the middle frame, and of course, the mobile terminal further includes elements such as a processor, a circuit board, and a battery, which are located between the housing and the display screen 1, and are not shown in this embodiment. The display screen 1 may include a display portion, a touch portion, and a protective cover. The buffer element 3 may be made of elastic plastic, such as thermoplastic elastomer, and mainly plays a role in buffering and absorbing stress, and when the mobile terminal is impacted, the buffer element 3 may reduce the impulse received by the display screen 1, thereby protecting the display screen 1. The shell can be integrated with the middle frame 2, and can also be connected by mechanical buckles and other modes. In this embodiment, the mobile terminal is a mobile phone, and in other embodiments, the mobile terminal may also be a terminal device such as a tablet computer and a portable computer.
Referring to fig. 2, an embodiment of the present application further provides a method for manufacturing the buffer element 3, which includes:
s1: a dispensing groove 21 is processed on the inner side of the middle frame 1, specifically, the dispensing groove 21 is formed by CNC, and after the completion, the dispensing groove 21 is cleaned, in other embodiments, the dispensing groove 21 may be formed by other machine tools, the middle frame 2 and the dispensing groove 21 are both in a substantially rectangular ring shape, and the dispensing groove 21 penetrates through the inner surface of the middle frame 2.
S2: dispensing to make the glue enter the glue dispensing slot 21, cooling the glue to form the buffer element 3, in one embodiment, filling the glue dispensing slot 21 with the glue to form the integrated buffer element 3 in a closed ring shape, wherein the buffer element 3 is partially located in the glue dispensing slot 21, and partially protrudes and is used for supporting the display screen 1, and the buffer element 3 has elasticity, so that the display screen 1 can be buffered; in another embodiment, the dispensing may be performed at intervals in the dispensing slot 21, that is, the buffering elements are arranged in a plurality of independent units, and the plurality of buffering elements are distributed along the annular contour of the dispensing slot, which is equivalent to cutting the integrated annular buffering element into a plurality of units, and the gaps between the plurality of buffering elements provide a deformation space, which is beneficial to further improving the buffering effect. The cooling can be natural cooling, i.e. standing for several minutes (e.g. 10-15 minutes) at room temperature, and forming the buffer element after natural cooling. In other embodiments, air cooling or water cooling may be used.
S3: the buffer member 3 is processed to form a receiving cavity 31 for receiving the display panel 1. The specific processing mode is CNC processing, and similarly, the accommodating cavity 31 can also be processed by other machine tools. In this step, the receiving cavity 31 is roughly machined, and a rough outline of the receiving cavity is preliminarily formed.
S4: the inner surface of the accommodating cavity 31 is processed to make the accommodating cavity 31 meet the requirement of dimensional accuracy. The specific processing mode is CNC processing, and is the same, accepts the chamber and also can process through other lathe. The processing of the inner surface of the housing cavity 31 in this step is a finish processing, and not only the dimensional accuracy but also the surface roughness is required to be achieved for assembling with the display panel 1 in the following step, and the housing cavity 31 after the finish processing has a high accuracy.
Of course, in other embodiments (in some embodiments, the cushion element 3 may be designed to be invisible), the cushion element 3 further has an outer surface 32 and a lower surface 33 facing away from the outer surface, the outer surface 32 can be directly seen after the mobile terminal is assembled, and the lower surface 33 faces the circuit board, the battery and other elements. The manufacturing method of the cushioning element 3 further includes machining the outer surface 32 and the lower surface 33 to meet the appearance requirement and the dimension requirement of the outer surface 32 and the dimension requirement of the lower surface 33. The specific processing mode is CNC processing, and other embodiments can also carry out processing through other machine tools.
The present application also provides a method for manufacturing the mobile terminal, including the method for manufacturing the buffer element, which further includes:
s5: and polishing and cleaning the outer surface of the middle frame 2. The polishing comprises rough polishing and finish polishing after the rough polishing is finished, and the cleaning can be carried out by adopting a cleaning solution.
S6: the key holes are machined in the side wall of the middle frame 2, and of course, the key holes can also be arranged in other positions or on the shell of the middle frame 2, and the key holes can also be formed by CNC or other machine tools.
S7: the outer surface of the middle frame 2 is anodized, i.e., a metal oxide is formed on the outer surface of the middle frame, thereby facilitating the improvement of the hardness and wear resistance of the outer surface of the middle frame and improving the appearance.
S8: the die-cutting auxiliary materials are pasted on the inner side of the shell and comprise waterproof pads, heat-conducting films and the like so as to meet the requirements of water resistance, heat conduction and the like.
S9: the key is assembled in the key hole.
Of course, the method for manufacturing the mobile terminal further includes: after the key assembly is completed, elements such as the display screen 1, the circuit board, the battery and the like are installed, and the display screen 1 is connected with the buffer element 3 through the double faced adhesive tape. After the die cutting auxiliary materials are pasted, laser engraving can be carried out on the shell to form marks, such as brand marks.
The buffer element is formed through dispensing, the formed buffer element is processed to meet the size requirement, glue overflow is effectively avoided while the accuracy is improved, and the yield of products is improved.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.
Claims (10)
1. A method of manufacturing a cushioning element for a mobile terminal including a display screen, a middle frame, and the cushioning element between the display screen and the middle frame, characterized by: the manufacturing method of the buffer element comprises the following steps:
processing a glue dispensing groove on the inner side of the middle frame;
dispensing to form a buffer element;
processing the buffer element to form an accommodating cavity for accommodating the display screen;
and processing the inner surface of the accommodating cavity to ensure that the accommodating cavity meets the requirement of dimensional precision.
2. The method of manufacturing a cushioning element according to claim 1, wherein: the method comprises the step of cleaning a dispensing groove, wherein the dispensing groove is formed through CNC machining.
3. The method of manufacturing a cushioning element according to claim 1, wherein: the dispensing to form the buffer element comprises filling the dispensing groove with a glue.
4. The method of manufacturing a cushioning element according to claim 1, wherein: the method comprises the step of processing the outer surface and the lower surface of the buffer element, wherein the outer surface is visible after the mobile terminal is assembled, and the lower surface faces back to the outer surface.
5. The method of manufacturing a cushioning member according to claim 4, wherein: the outer surface, the lower surface and the inner surface of the accommodating cavity are machined through CNC.
6. A mobile terminal, characterized by: comprising a cushioning element manufactured by the method of any one of claims 1 to 5.
7. The mobile terminal of claim 6, wherein: the buffer element is in a closed ring shape and is partially positioned in the glue dispensing groove.
8. A method for manufacturing a mobile terminal, the mobile terminal comprising a display screen, a middle frame, a buffer element located between the display screen and the middle frame, and a housing connected to the middle frame, the method comprising: the manufacturing method of the mobile terminal comprises the following steps:
processing a glue dispensing groove on the inner side of the middle frame;
dispensing to form a buffer element;
processing the buffer element to form an accommodating cavity;
processing the inner surface of the accommodating cavity;
polishing and cleaning the outer surface of the middle frame;
processing a key hole;
anodizing the outer surface of the middle frame;
die cutting auxiliary materials are stuck on the inner side of the shell;
the key is assembled in the key hole.
9. The method of manufacturing a mobile terminal according to claim 8, wherein: the polishing includes rough polishing and finish polishing.
10. The method of manufacturing a mobile terminal according to claim 8, wherein: grinding and light receiving are carried out on a key hole, and the key hole is formed through CNC machining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877889.XA CN110792664B (en) | 2018-08-03 | 2018-08-03 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877889.XA CN110792664B (en) | 2018-08-03 | 2018-08-03 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110792664A true CN110792664A (en) | 2020-02-14 |
| CN110792664B CN110792664B (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810877889.XA Active CN110792664B (en) | 2018-08-03 | 2018-08-03 | Manufacturing method of buffer element, mobile terminal and manufacturing method of mobile terminal |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070263351A1 (en) * | 2006-05-15 | 2007-11-15 | Asustek Computer Inc. | Electronic apparatus |
| CN204795130U (en) * | 2015-05-08 | 2015-11-18 | 上海锐鸿通信技术有限公司 | Bonding structure and electronic product of sheet metal housing and touch -sensitive screen |
| CN107813518A (en) * | 2017-11-02 | 2018-03-20 | 珠海市魅族科技有限公司 | Mobile phone bottom and its processing method and mobile phone |
| CN107872933A (en) * | 2017-10-31 | 2018-04-03 | 广东欧珀移动通信有限公司 | A kind of processing method of housing, housing and mobile terminal |
| WO2018068440A1 (en) * | 2016-10-12 | 2018-04-19 | 中兴通讯股份有限公司 | Terminal device |
| CN108322563A (en) * | 2018-01-25 | 2018-07-24 | 广东欧珀移动通信有限公司 | Electronic equipment |
-
2018
- 2018-08-03 CN CN201810877889.XA patent/CN110792664B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070263351A1 (en) * | 2006-05-15 | 2007-11-15 | Asustek Computer Inc. | Electronic apparatus |
| CN204795130U (en) * | 2015-05-08 | 2015-11-18 | 上海锐鸿通信技术有限公司 | Bonding structure and electronic product of sheet metal housing and touch -sensitive screen |
| WO2018068440A1 (en) * | 2016-10-12 | 2018-04-19 | 中兴通讯股份有限公司 | Terminal device |
| CN107872933A (en) * | 2017-10-31 | 2018-04-03 | 广东欧珀移动通信有限公司 | A kind of processing method of housing, housing and mobile terminal |
| CN107813518A (en) * | 2017-11-02 | 2018-03-20 | 珠海市魅族科技有限公司 | Mobile phone bottom and its processing method and mobile phone |
| CN108322563A (en) * | 2018-01-25 | 2018-07-24 | 广东欧珀移动通信有限公司 | Electronic equipment |
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| Publication number | Publication date |
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| CN110792664B (en) | 2021-07-23 |
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