WO2018177005A1 - Procédé de fabrication d'ensemble boîtier avant, ensemble boîtier avant et terminal mobile - Google Patents

Procédé de fabrication d'ensemble boîtier avant, ensemble boîtier avant et terminal mobile Download PDF

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Publication number
WO2018177005A1
WO2018177005A1 PCT/CN2018/073969 CN2018073969W WO2018177005A1 WO 2018177005 A1 WO2018177005 A1 WO 2018177005A1 CN 2018073969 W CN2018073969 W CN 2018073969W WO 2018177005 A1 WO2018177005 A1 WO 2018177005A1
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WO
WIPO (PCT)
Prior art keywords
assembly
display screen
screen
inner casing
housing
Prior art date
Application number
PCT/CN2018/073969
Other languages
English (en)
Chinese (zh)
Inventor
陈佳
Original Assignee
广东欧珀移动通信有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Publication of WO2018177005A1 publication Critical patent/WO2018177005A1/fr

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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
    • H04M1/0249—Details of the mechanical connection between the housing parts or relating to the method of assembly
    • 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
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly

Definitions

  • the present invention relates to the field of consumer electronics, and in particular, to a method of manufacturing a front case assembly, a front case assembly, and a mobile terminal.
  • the hot melt adhesive is currently filled between the display screen and the mobile phone casing along the gap between the cover plate and the outer casing.
  • this method requires a large space between the cover and the outer casing to allow the glue to drip between the display screen and the outer casing, thereby increasing the non-display area of the mobile phone and reducing the screen ratio.
  • Embodiments of the present invention provide a method of manufacturing a front case assembly, a front case assembly, and a mobile terminal.
  • a method of manufacturing a front case assembly according to an embodiment of the present invention is for a mobile terminal, and the manufacturing method includes:
  • the inner casing assembly including an inner casing and a screen assembly mounted on the inner casing, the screen assembly including a display screen;
  • the housing assembly including a housing, the housing being sleeved outside the inner housing assembly and bonding an inner sidewall of the housing to the adhesive to securely connect the housing to the display screen .
  • the step of providing an inner casing assembly comprises:
  • the inner casing and the screen assembly are provided, and the screen assembly is mounted on the inner casing by dispensing or double-sided tape to form the inner casing assembly.
  • the step of providing the screen assembly comprises:
  • a cover plate and the display screen are provided, the cover plate being mounted together with the display screen by a full fit to form the screen assembly.
  • the step of providing a housing assembly includes:
  • the housing and the function button are provided, the housing being formed with an opening, and the function button is mounted in the opening to form the housing assembly.
  • the front shell assembly of the embodiment of the present invention is used for a mobile terminal, and the front shell assembly includes:
  • An inner casing assembly including an inner casing and a screen assembly mounted on the inner casing, the screen assembly including a display screen;
  • a housing assembly including a housing sleeved over the inner housing assembly
  • An adhesive disposed between a side of the display screen and an inner side wall of the outer casing to securely connect the outer casing to the display screen.
  • the inner casing is formed with a receiving groove, and the display screen is installed in the receiving groove.
  • the receiving groove extends through two side edges of the inner casing, and the side surface of the display screen and the inner side wall of the outer casing corresponding to the two side edges are provided with the adhesive .
  • the inner casing assembly further includes a foam disposed between the inner casing and the screen assembly.
  • the screen assembly further includes a cover plate that is a touch screen cover and that is mounted together with the display screen by a full fit.
  • the housing assembly further includes a function button, the housing being formed with an opening, the function button being received within the opening.
  • the adhesive comprises a silicone gum.
  • the screen assembly includes a cover plate including a bottom surface and a side surface surrounding the bottom surface, the angle between the side surface and the bottom surface being an acute angle; the outer casing and the outer casing The opposite side surfaces are attached to the side surfaces.
  • the front case assembly is mounted on the back cover.
  • the mobile terminal, the manufacturing method of the front casing assembly and the front casing assembly of the embodiment of the present invention first apply the adhesive on the side of the display screen, and then sleeve the outer casing assembly outside the inner casing assembly and make the inner side wall of the outer casing and the display screen
  • Embodiments of the present invention do not require that the sides are bonded together to securely connect the outer casing to the display screen, and the adhesive is disposed between the display screen and the outer casing before the outer casing assembly is sleeved outside the inner casing assembly.
  • a large dispensing space is reserved between the outer casing and the cover plate, thereby reducing the non-display area of the mobile terminal and increasing the screen ratio of the mobile terminal.
  • FIG. 1 is a schematic flow chart of a method of manufacturing a front case assembly according to some embodiments of the present invention
  • FIG. 2 is a schematic structural view of a method of manufacturing a front case assembly according to some embodiments of the present invention
  • FIG. 3 is an exploded perspective view of a front case assembly according to some embodiments of the present invention.
  • FIG. 4 is a cross-sectional view of a front case assembly in accordance with some embodiments of the present invention.
  • FIG. 5 is a perspective structural view of a front case assembly according to some embodiments of the present invention.
  • FIG. 6 is a schematic plan view of a mobile terminal according to some embodiments of the present invention.
  • FIG. 7 is a schematic flow chart of a method of manufacturing a front case assembly according to some embodiments of the present invention.
  • FIG. 8 is a schematic structural view of a method of manufacturing an inner casing assembly according to some embodiments of the present invention.
  • FIG. 9 is a schematic structural view of a method of manufacturing a housing assembly according to some embodiments of the present invention.
  • Foam 16 adhesive 20 outer casing assembly 30, outer casing 32, side wall 320, parallel portion 321, opening 322, projection 323, inner side wall 325, surface 327, function button 34, and second glue 40.
  • the first feature "on” or “under” the second feature may be a direct contact of the first and second features, or the first and second features may be indirectly through an intermediate medium, unless otherwise explicitly stated and defined. contact.
  • the first feature "above”, “above” and “above” the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature.
  • the first feature “below”, “below” and “below” the second feature may be that the first feature is directly below or obliquely below the second feature, or merely that the first feature level is less than the second feature.
  • a method for manufacturing a front case assembly 100 according to an embodiment of the present invention is used in a mobile terminal 200.
  • the manufacturing method includes:
  • the inner casing assembly 10 includes an inner casing 12 and a screen assembly 14 mounted on the inner casing 12, the screen assembly 14 includes a display screen 142;
  • the housing assembly 30 includes a housing 32 that fits over the inner housing assembly 10 and bonds the inner sidewall 325 of the housing 32 to the adhesive 20 to securely attach the housing 32 to the display screen 142.
  • a front case assembly 100 of an embodiment of the present invention is used in a mobile terminal 200.
  • the front case assembly 100 includes an inner case assembly 10, a case assembly 30, and an adhesive 20.
  • the inner casing assembly 10 includes an inner casing 12 and a screen assembly 14 mounted to the inner casing 12, and the screen assembly 14 includes a display screen 142.
  • the outer casing assembly 30 includes a outer casing 32 that overlies the inner casing assembly 10.
  • the glue 20 is disposed between the side 1422 of the display screen 142 and the inner side wall 325 of the outer casing 32 to securely connect the outer casing 32 to the display screen 142.
  • the manufacturing method of the front case assembly 100 and the front case assembly 100 of the embodiment of the present invention apply the adhesive 20 by first coating the side surface 1422 of the display screen 142, and then the outer cover assembly 30 is sleeved outside the inner case assembly 10 and the outer case 32 is
  • the inner side wall 325 is bonded to the side surface 1422 of the display screen 142 to securely connect the outer casing 32 to the display screen 142.
  • the outer casing assembly 32 is sleeved outside the inner casing assembly 10 and the adhesive 20 is disposed on the display screen 142.
  • the manufacturing method between the housing 32 and the housing 32 does not require a large dispensing space between the housing 32 and the cover 144, thereby reducing the non-display area of the mobile terminal 200 and increasing the mobile terminal 200. Screen ratio.
  • the mobile terminal 200 of the embodiment of the present invention includes a back cover (not shown) and a front case assembly 100.
  • the mobile terminal 200 includes, but is not limited to, a mobile phone, a tablet, a smart watch, and the like. In the present embodiment, the mobile terminal 200 will be described as an example of a mobile phone.
  • a front housing assembly 100 of an embodiment of the present invention includes an inner housing assembly 10, a housing assembly 30, and an adhesive 20.
  • the inner casing assembly 10 includes an inner casing 12, a screen assembly 14, and a foam 16.
  • the inner casing 12 includes a receiving groove 122 and two side edges 124.
  • the two side edges 124 are respectively located on two sides of the inner casing 12 in the longitudinal direction, and the receiving groove 122 is located at an intermediate position of the side of the screen assembly 14 and the inner casing 12 in the longitudinal direction.
  • the two side edges 124, that is, the inner casing 12 have an intermediate recessed shape, and the receiving groove 122 is located at the recess.
  • the material of the inner casing 12 includes, but is not limited to, plastic, and the inner casing 12 may also be made of a metal or ceramic material.
  • the screen assembly 14 is mounted to the inner casing 12, and the screen assembly 14 can be mounted to the inner casing 12 by dispensing or double-sided tape.
  • the screen assembly 14 includes a display screen 142 and a cover plate 144.
  • Display screen 142 includes two display side surfaces 1422 opposite the two side edges 124 of inner casing 12.
  • the display screen 142 includes, but is not limited to, a liquid crystal display (LCD), and the display screen 142 may also be an Organic Light-Emitting Diode (OLED) display.
  • LCD liquid crystal display
  • OLED Organic Light-Emitting Diode
  • the cover plate 144 includes a bottom surface 1442 near one side of the inner casing 12 and a cover side surface 1444 surrounding the bottom surface 1442.
  • the angle between the side surface 1444 of the cover plate and the bottom surface 1442 is an acute angle.
  • the display screen 142 and the cover plate 144 are mounted together by a full fit. Specifically, the display screen 142 is fixed to the bottom surface 1442.
  • the length of the display screen 142 is smaller than the length of the cover plate 144, and the display screen 142 is disposed at an intermediate position of the bottom surface 1442, that is, the screen assembly 14 has an intermediate convex shape, and the display screen 142 is located at the convex portion.
  • the screen assembly 14 can be mounted on the inner casing 12 by dispensing or double-sided tape.
  • the display screen 142 is received in the receiving groove 122 (that is, the convex portion of the screen assembly 14 and the recess of the inner casing 12).
  • the mating surfaces of the display panel 142 and the receiving groove 122 are adhered to each other and bonded together, and the bottom surface 1442 of the cover plate 144 is bonded to the corresponding surface of the inner casing 12.
  • the cover 144 is a touch screen cover, that is, the touch line of the touch screen cover is integrated in the cover 144, and the touch function can be realized by clicking the cover 144.
  • the cover 144 includes a two-layer structure, which is a touch panel and a protective cover disposed on the touch panel.
  • the touch panel is used to implement a touch operation of the touch screen, and the protective cover is used for protecting the touch.
  • the control panel prevents damage to the touch panel by directly touching the touch panel, and the protective cover can be made of glass, sapphire, polyvinyl chloride (PVC) or the like.
  • the foam 16 is disposed between the inner casing 12 and the screen assembly 14. Specifically, the foam 16 is received in the receiving groove 122, and the foam 16 is located between the inner casing 12 and the display screen 142.
  • the outer casing assembly 30 is sleeved outside the inner casing assembly 10.
  • the housing assembly 30 includes a housing 32 and function buttons 34.
  • the outer casing 32 includes a side wall 320.
  • the side wall 320 defines an opening 324.
  • the outer casing 32 has an annular shape and the outer casing 32 is sleeved outside the inner casing assembly 10.
  • the side wall 320 has an annular shape, and the side wall 320 includes a front side of the display screen 1422. Parallel parallel portions 321 and projections 323 connected to the parallel portions 321 and extending toward the center of the side walls 320.
  • the parallel portions 321 include inner side walls 325 adjacent to the inner casing 12 and the display screen 142 side, and the projections 323 include The cover side 1444 mates to the surface 327, that is, the cover side 1444 and the surface 327 are both beveled and the cover side 1444 is directly mated with the surface 327.
  • the function button 34 is installed in the opening 322. Specifically, the number of the function buttons 34 is multiple, which can be used to turn the mobile terminal 200 on and off, turn on and off the display screen 142, and adjust the volume of the mobile terminal 200.
  • the adhesive 20 is disposed between the display side 1422 of the display screen 142 and the inner side wall 325 of the outer casing 32 to securely connect the outer casing 32 to the display screen 142. Specifically, the adhesive 20 is disposed only on the display screen 142 and the inner casing 12 The two sides 124 are respectively opposite the two display sides 1422.
  • the glue 20 includes a silicone glue.
  • the mobile terminal 200 of the embodiment of the present invention is formed by mounting the front case assembly 100 on the back cover.
  • the widths of the intrinsic black side L1, the exposed black side L2, and the visible area L3 of the mobile terminal 200 are 0.7 mm, 0.19 mm, and 0.5 mm, respectively.
  • the front case assembly 100 of the embodiment of the present invention applies the adhesive 20 to the side of the display case 142, and then the outer cover assembly 30 is disposed outside the inner cover assembly 10 and the outer cover 32 is
  • the inner side wall 325 is bonded to the side surface 1422 of the display screen 142 to securely connect the outer casing 32 to the display screen 142.
  • the outer casing assembly 32 is sleeved outside the inner casing assembly 10 and the adhesive 20 is disposed on the display screen 142.
  • the manufacturing method between the housing 32 and the housing 32 does not require a large dispensing space between the housing 32 and the cover 144, thereby reducing the non-display area of the mobile terminal 200 and increasing the mobile terminal 200. Screen ratio.
  • the beneficial effects of the front casing assembly 100 of the embodiment of the present invention further include: First, the receiving groove 122 formed by the inner casing 12 facilitates positioning and mounting the screen assembly 14 to the inner casing 12 to form the inner casing assembly 10.
  • the surface of the display screen 142 that is in contact with the receiving groove 122 can be sealed to prevent water droplets from entering the inside of the display screen 142 along the gap between the display screen 142 and the inner casing 12, thereby improving waterproof performance.
  • the foam 16 acts to buffer and protect the screen assembly 14, thereby preventing the screen assembly 14 from being avoided. A rupture occurred.
  • the cover side surface 1444 is directly engaged with the surface 327 of the outer casing 32, so that the gap between the cover 144 and the outer casing 32 can be reduced to reduce the width of the exposed black side L2, and the screen ratio of the mobile terminal 200 can be further improved.
  • the glue 20 can be made of silicone glue, since the silicone glue is similar to an ointment and the cured silicone glue has vibration resistance. Thus, when the silicone adhesive is cured, when the mobile terminal 200 vibrates, the silicone glue can buffer and protect the display screen 142.
  • the display screen 142 of the above embodiment is not limited to the length of the display screen 142 being smaller than the length of the cover 144. That is, the above embodiment is only an embodiment. In the front case assembly 100 of the embodiment of the invention, the length of the display screen 142 may be greater than or equal to the length of the cover plate 144.
  • the inner casing 12 has no receiving groove 122, and the display side surface 1422 and the inner side wall 325 of the display screen 142 are ring-shaped. The entire display side surface 1422 is adjacent to the inner side wall 325, and the adhesive 20 is disposed on the entire display side surface 1422 such that the entire display side surface 1422 is fixedly coupled to the entire inner side wall 325 by the adhesive 20.
  • the front case assembly 100 of the above embodiment may not include the foam 16 , that is, the foam 16 or both may not be disposed between the inner casing 12 and the screen assembly 14 .
  • Other components may be provided between but not limited to the foam 16.
  • the function button 34 in the housing assembly 30 of the above embodiment may be integrally formed with the housing 32.
  • the housing assembly 30 may not be provided with the function button 34.
  • the angle between the bottom surface 1442 of the cover plate 144 and the cover side 1444 of the above embodiment is not limited to an acute angle, and the bottom surface 1442 and the cover side 1444 The angle between the two may also be a right angle or an obtuse angle, but the angle between the bottom surface 1442 and the side surface 1444 of the cover plate is an acute angle, which is a preferred embodiment of the invention.
  • a glue bond may be provided between the cover side 1444 of the above embodiment and the surface 327 that abuts the cover side 1444 so that the glue can protect the cover 144.
  • the adhesive 20 of the above embodiment is not limited to silicone glue, and the adhesive 20 may also be selected from other glues such as polyurethane adhesive, PS glue, PC glue or glue. Attached to the display side 1422 of the display screen 142 and after the glue is cured, the outer casing 32 can be bonded and waterproofed.
  • a second adhesive 40 may be disposed between the inner casing 12 and the outer casing 32 of the above embodiment to fix the outer casing 32 outside the inner casing 12.
  • the widths of the intrinsic black side L1, the exposed black side L2, and the visible area L3 of the above embodiment are not limited to 0.7 mm, 0.19 mm, and 0.5 mm, that is, the above implementation.
  • the front cover assembly 100 of the embodiment of the present invention is described as an embodiment.
  • the exposed black edge L2 of the present invention has a smaller width than the outer cover assembly 32 is disposed outside the inner casing assembly 10 and the adhesive 20 is disposed on the display screen 142.
  • the width of the exposed black rim is produced between the outer casing 32 and the outer casing 32.
  • step S1 the step of providing the inner casing assembly 10 (i.e., step S1) includes:
  • the screen assembly 14 is mounted on the inner casing 12 by dispensing or double-sided tape to form the inner casing assembly 10.
  • the inner casing 12 and the screen assembly 14 can be fixed together, and the screen assembly 14 and the inner casing 12 are mounted together with the surface of the display screen 142 that is in contact with the inner casing 12, and the surface of the display screen 142 that fits the inner casing 12 It can be sealed to prevent water droplets from entering the interior of the display screen 142 along the gap between the display screen 142 and the inner casing 12.
  • step S11 includes:
  • a cover 144 and a display screen 142 are provided.
  • the cover 144 and the display screen 142 are mounted together by a full fit to form the screen assembly 14.
  • cover plate 144 and the display screen 142 can be fixed together, and the cover plate 144 and the display screen 142 are adhered by a full fit to prevent water droplets from entering the display screen 142 along the gap between the cover plate 144 and the display screen 142.
  • step S3 includes:
  • the housing 32 is formed with an opening 322, and the function button 34 is mounted in the opening 322 to form the housing assembly 30.
  • the method of manufacturing the function button 34 after mounting the outer casing 32 to the inner casing assembly 10 requires a large installation clearance between the outer casing 32 and the inner casing assembly 10, and thus, the present embodiment
  • the gap between the outer casing 32 and the inner casing assembly 10 of the manufacturing method of the method can be set smaller.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • a plurality means at least two, for example two, three, unless specifically defined otherwise.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

La présente invention concerne un procédé de fabrication d'un ensemble boîtier avant (100) d'un terminal mobile (200) comprenant : la fourniture d'un ensemble boîtier interne (10) comprenant un boîtier interne (12) et un ensemble écran (14) monté sur le boîtier interne (12), l'ensemble écran (14) comprenant un écran d'affichage (142) ; la fourniture d'un adhésif (20) et le revêtement de l'adhésif (20) sur un côté (1422) de l'écran d'affichage (142) ; et la fourniture d'un ensemble boîtier externe (30) comprenant un boîtier externe (32), le gainage du boîtier externe (32) sur l'extérieur de l'ensemble boîtier interne (10) et le collage de la paroi latérale interne (325) du boîtier externe (32) à l'adhésif (20) de façon à relier solidement le boîtier externe (32) à l'écran d'affichage (142). La présente invention concerne également un ensemble coque avant (100) et le terminal mobile (200).
PCT/CN2018/073969 2017-03-29 2018-01-24 Procédé de fabrication d'ensemble boîtier avant, ensemble boîtier avant et terminal mobile WO2018177005A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710198636.5A CN106953949B (zh) 2017-03-29 2017-03-29 前壳组件的制造方法、前壳组件及移动终端
CN201710198636.5 2017-03-29

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Publication Number Publication Date
WO2018177005A1 true WO2018177005A1 (fr) 2018-10-04

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WO (1) WO2018177005A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106953949B (zh) * 2017-03-29 2019-05-17 Oppo广东移动通信有限公司 前壳组件的制造方法、前壳组件及移动终端
WO2019028593A1 (fr) * 2017-08-07 2019-02-14 华为技术有限公司 Procédé d'assemblage d'un écran d'un dispositif portable, et dispositif portable
CN109429457A (zh) * 2017-08-22 2019-03-05 北京小米移动软件有限公司 电子设备及其屏幕粘合方法
CN107680484A (zh) * 2017-10-20 2018-02-09 维沃移动通信有限公司 一种终端
CN108600452B (zh) * 2018-04-25 2021-02-05 Oppo广东移动通信有限公司 电子设备

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CN203167052U (zh) * 2013-04-26 2013-08-28 广东欧珀移动通信有限公司 一种触摸屏手机结构
CN203313234U (zh) * 2013-06-26 2013-11-27 广东欧珀移动通信有限公司 一种移动设备及其屏幕与外壳组件
US20140376161A1 (en) * 2013-06-21 2014-12-25 Chiun Mai Communication Systems, Inc. Electronic device with display having reduced border region
CN104635982A (zh) * 2014-12-23 2015-05-20 惠州Tcl移动通信有限公司 一种智能终端
CN106953949A (zh) * 2017-03-29 2017-07-14 广东欧珀移动通信有限公司 前壳组件的制造方法、前壳组件及移动终端

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CN203167052U (zh) * 2013-04-26 2013-08-28 广东欧珀移动通信有限公司 一种触摸屏手机结构
US20140376161A1 (en) * 2013-06-21 2014-12-25 Chiun Mai Communication Systems, Inc. Electronic device with display having reduced border region
CN203313234U (zh) * 2013-06-26 2013-11-27 广东欧珀移动通信有限公司 一种移动设备及其屏幕与外壳组件
CN104635982A (zh) * 2014-12-23 2015-05-20 惠州Tcl移动通信有限公司 一种智能终端
CN106953949A (zh) * 2017-03-29 2017-07-14 广东欧珀移动通信有限公司 前壳组件的制造方法、前壳组件及移动终端

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CN106953949B (zh) 2019-05-17

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