CN203523183U - Narrow-border shell and die - Google Patents
Narrow-border shell and die Download PDFInfo
- Publication number
- CN203523183U CN203523183U CN201320526794.6U CN201320526794U CN203523183U CN 203523183 U CN203523183 U CN 203523183U CN 201320526794 U CN201320526794 U CN 201320526794U CN 203523183 U CN203523183 U CN 203523183U
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- screen glass
- face
- rear mold
- mould
- piece
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Abstract
The utility model relates to the technical field of portable electronic product shells, and discloses a narrow-border shell and a die. The narrow-border shell comprises a surface shell and screen glass, wherein the surface shell is formed on the screen glass by virtue of the glue injection of an injection moulding machine; the surface shell covers the outer edges of the outer side surface and rear end surface of the screen glass. The screen glass of the narrow-border shell disclosed by the utility model is directly fixed on the surface shell by virtue of injection moulding, thus being integrally formed with a plastic shell without the need of a gluing object, so that the area of a support area on the surface shell is reduced on the premise of meeting a fixation requirement on the screen glass; in this way, the effect of the narrow-border shell is achieved, and the visual area of a screen is increased.
Description
Technical field
The utility model relates to the technical field of portable electronic products housing, relates in particular to narrow frame housing and mould.
Background technology
Panel computer, it is greatly the trend of a development that the screen of the portable electronic products such as mobile phone becomes, and in electronics, the technology of screen is comparatively ripe, can make various sizes.The effective area that how to increase screen under the prerequisite that does not increase small product size becomes an important technical research direction.
Due to outer screen, the mounting means that is screen glass is in screen glass periphery spreading glue, then pastes on face-piece, is subject to the impact of face-piece size, on face-piece, must be reserved with some and be used for support screen glass, if need to go for larger screen effective area in the situation that not expanding face-piece volume, can only reduce the region area of Support Position, but, Support Position is too small, and face-piece and screen glass are difficult to bonding firm, and the difficult quality of product is guaranteed.
And install in the method for screen glass at traditional adhesive type, need manually adhesive matter to be affixed to the supporting zone place of face-piece, this manufacture method waste of manpower, and in workman's operation, the situation that easily occurs adhesive matter uneven thickness, for example, smeared too much glue, or gapped etc. between solid adhesive matter and face-piece, the screen glass occurring after fixing tilts, the problem that product qualified rate is low.
Utility model content
The purpose of this utility model is to provide narrow frame housing, is intended to solve the problem that the frame of face-piece in prior art affects screen effective area.
The utility model is achieved in that narrow frame housing, comprises face-piece and screen glass, and described face-piece takes shape on described screen glass by injection molding machine injecting glue, and described face-piece is covered in the outer of lateral surface and the rear end face of described screen glass.
Further, described face-piece comprises the connecting portion that connects described screen glass, described connecting portion comprises step-like mutual vertically disposed horizontal part and vertical component effect, and described horizontal part is coated on the rear end face outer of described screen glass, and described vertical component effect is coated on the lateral surface of described screen glass.
Further, described screen glass lateral surface is provided with raised line, and described vertical component effect is provided with the groove that can embed for described raised line.
Narrow frame housing in the utility model, face-piece is directly injection mo(u)lding on screen glass, realizes screen glass and face-piece is integrated, and its fixed effect is better than traditional barbola work, adopt the utility model can reduce on face-piece screen glass supporting zone, thereby increase effective area.
The utility model also provides for processing the mould of aforesaid narrow frame housing, comprise pedestal, described pedestal is provided with front mould and the rear mold that stacked on top of one another arranges, it is characterized in that, in described rear mold, be provided with the die cavity of upper end open, in described die cavity, be provided with and can coordinate the rear mold that clamps described screen glass to insert with described front mould, the upper surface of described rear mold is provided with for injecting colloid and the injection molding channel of moulding face-piece on described screen glass, described injection molding channel is around shape to be arranged, described rear mold is inserted and is provided with for regulating described rear mold to insert with respect to the adjustment structure of described rear mold position.
Further, described adjustment structure comprises sliding shoe and is connected to the dynamic structure of described sliding shoe side, described sliding shoe upper end is provided with obliquity prominence platform, the upper surface of described obliquity prominence platform is obliquely installed, and be connected to the lower end of described rear mold mold insert, the lower end of described rear mold mold insert is provided with and can for described obliquity prominence platform, inserts the slide rail of slippage, and described slide rail shape is corresponding with described obliquity prominence platform shape, and slide rail direction is parallel with described sliding shoe upper end incline direction.
Further, described pedestal is provided with for locating the positioning seat of described sliding shoe, and described positioning seat is provided with the chute parallel with described slide rail direction, and described chute inside is slidably fitted with slide block, and described slide block is fixed to described sliding shoe lower end.
Further, described mould also comprise for detection of described front mould, rear mold, insert between the pressure sensor of pressure.
Mould in the utility model can regulate rear mold to insert and the position of rear mold by adjustment structure, owing to leaving space between front mould and rear mold, for placing aforesaid screen glass.Movable rear mold is inserted and can be adapted to the screen glass of different-thickness, can guarantee the accurate injection moulding of the relative screen of narrow frame housing.
Accompanying drawing explanation
The front schematic view of the narrow frame housing that Fig. 1 provides for the utility model embodiment;
The side cross-sectional schematic of the narrow frame housing that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the partial enlarged drawing at A place in Fig. 2;
The exploded perspective view of the mould that Fig. 4 provides for the utility model embodiment;
The mould rear mold part cross-sectional schematic that Fig. 5 provides for the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, realization of the present utility model is described in detail.
As shown in Figures 1 to 3, the present embodiment provides narrow frame housing 1.
Narrow frame housing 1 comprises face-piece 12 and screen glass 1, and face-piece 12 is by injection molding machine and screen glass 11 injection mo(u)ldings, and face-piece 12 is fixed on described screen glass 11 outers.
Narrow frame housing 1 in the present embodiment, face-piece 12 injects directly to screen glass 11 outers by injection molding machine, one-body molded, does not need traditional adhesive matter to be fixed, and can reduce the thickness of frame, increases effective area.
As shown in Figure 3, face-piece 12 comprises the connecting portion that connects screen glass 11, described connecting portion comprises step-like mutual vertically disposed horizontal part 122 and vertical component effect 121, is connected to horizontal part 122 and is coated on screen glass 11 rear end face outers, and vertical component effect 121 is coated on screen glass 11 lateral surfaces.
Described connecting portion is wrapped in rear end face outer and the lateral surface place of screen glass 11, and horizontal part 122 is equivalent to the supporting zone on aforesaid face-piece 12.At connecting portion described in the process of injection moulding and screen glass 11, fix, contact-making surface not only has the end face of screen glass 11, has also comprised its lateral surface place, has increased contact area, has strengthened fixed effect.And after injection moulding completes, shrinkage occurs face-piece 12, vertical component effect 121 can tightly bind round in the outer of screen glass 11, and its fixed effect strengthens greatly.
As shown in Figure 3, the lateral surface of screen glass 11 is provided with raised line 111, and vertical component effect 121 is provided with the groove that can embed for raised line 111.After injection moulding completes, raised line 111 embeds in described groove, increased contact area, simultaneously because face-piece 12 is to be wrapped in screen glass 11 outers, described groove is around being stuck in outside raised line 111, from structure, provide fixation, shrinkage after completing in conjunction with face-piece 12 injection mouldings, provides extraordinary fixed effect, can further dwindle face-piece 12 upper support regions, the area of horizontal part 122 in figure, plays the effect that increases effective area.
As shown in Figure 1 and Figure 4, the manufacture method of aforesaid narrow frame housing, for moulding face-piece 12 on screen glass 11.Specific as follows:
One mould 2 is provided, screen glass 11 is fixed in mould 2, and make the lateral wall of screen glass 11 and the outer of rear end face be emerging in injection molding channel 224;
After described colloid solidifies, narrow frame housing 1 is taken out from mould 2.
In the process of traditional manufacture portable electronic products, screen glass 11 is fixed on face-piece 12 by the mode of pasting, such fixed form need to be reserved a part of supporting zone, paste screen glass 11, manufacture method in the present embodiment, it fixes the position of screen glass 11 by mould 2, and the lateral wall of screen glass 11 and rear end face are emerging in injection molding channel 224, inject after colloid, can be molded into face-piece 12 in this part, in the process of injection mo(u)lding, realized fixing between face-piece 12 and screen glass 11 simultaneously.Can reduce the area of supporting zone reserved on face-piece 12 like this, not expanding under the prerequisite of face-piece 12 overall volume, can improve the effective area of screen inside, at the inner larger electronic curtain of effective area of installing of face-piece.
Adopted after the manufacture method in the present embodiment, face-piece 12 is that automatic injection forms, rather than traditional mode of utilizing the bonding screen glass of adhesive matter and face-piece, also there will not be screen glass 11 to fill uneven situation, production assembling process automaticity is high, the yields of producing is high, and has saved manpower and materials, has reduced cost.
The outer and the lateral surface that comprise screen glass 11 rear end faces in described injection moulding district.Simultaneously at the place, rear end face outer of screen glass 11 and lateral surface while injection-molding surfaces shell material everywhere.Because material in the process of injection moulding is liquid state or gaseous state, temperature is very high, and after injection moulding completes, shrinkage can occur product, and volume-diminished, if only the outer of injection moulding screen glass 11 rear end faces is located, need to be estimated shrinkage amount.And at place, rear end face outer and lateral surface, all carry out injection moulding in the present embodiment, the face-piece 12 finally forming is wrapped in the outer of screen glass 11, there is shrinkage and not only can not affect product result, also can produce the power of tightening, tightly wale screen glass 11, increase the constant intensity between screen glass 11 and face-piece 12, can dwindle further the area in face-piece 12 upper support regions, improve further screen effective area.
Adjustment structure in rear mold 22 can clamp screen glass 11 and regulate its position, can make the screen glass 11 of different model can high accuracy by the injection moulding mode of the present embodiment by face-piece 12 moulding, high efficiencyly produce qualified narrow frame housing 1.
The present embodiment also provides mould 2, be used for processing aforesaid narrow frame housing 1, comprise pedestal (not marking in figure), described pedestal is provided with horizontally disposed front mould 21 and rear mold 22, in rear mold 22, be provided with the die cavity 221 of upper end open, in die cavity 221, be provided with and can coordinate the rear mold that clamps screen glass 11 to insert 222 with front mould 21, rear mold 21 upper surface peripheral rings are arranged with for injecting the injection molding channel 224 of colloid moulding face-piece, and rear mold is inserted and 222 is provided with for regulating the insert adjustment structure of 222 relative rear mold 22 positions of rear mold.
In the narrow frame housing 1 of processing, owing to need to screen glass 11 being carried out to comparatively accurate injection injection moulding, and screen glass 11 thickness of different types of portable electronic products are different, cannot reach needed precise injection molding requirement with same set of mould, in production injection moulding, probably occur error.And narrow frame housing 1 is because the area of supporting zone own is less, once there is error, very easily because reaching the fixedly requirement of design in advance, scrap.And in mould 2 in the present embodiment, rear mold 22 is provided with die cavity 221, in rear mold 22 upper surfaces around being provided with injection molding channel 224, die cavity 221 inside are provided with transportable rear mold and insert 22, when front mould 21 and rear mold 22, install after matched moulds, can regulate by described adjustment structure insert 22 position of rear mold.Screen glass 11 is put into after mould 2, screen glass 11 is placed in rear mold 22, adjusting position is emerging in injection molding channel 224 outer of its lateral wall and rear end face, then by insert 222 movement of rear mold, coordinate front mould 21 to clamp, meet the injection moulding requirement of different-thickness screen glass 11, a set of equipment can meet different types of production requirement, automaticity is high, and rate of finished products is high, has saved cost.
It is multiple that the arranging of adjustment structure can have, the lifting platform structure of gear driven for example, or connecting rod Drive Structure etc., the mode adopting in the present embodiment as shown in Figure 4 and Figure 5, adjustment structure comprises sliding shoe 223 and dynamic structure (not marking), and the output 24 of dynamic structure is connected to the side of sliding shoe 223.Sliding shoe 223 upper ends are provided with obliquity prominence platform 2231, and the upper end of obliquity prominence platform 2231 is obliquely installed, and are connected to rear mold mold insert 222 lower ends.Rear mold mold insert 222 lower ends are provided with and can for described obliquity prominence platform 2231, insert the slide rail of slippage, and described slide rail shape is corresponding with obliquity prominence platform 223 shapes, and slide rail direction is parallel with described sliding shoe 223 upper end incline directions.
Dynamic structure can be with motor or other power output structures of various models, and output 24 is connected to sliding shoe 223 sides, can make sliding shoe 223 move, under the restriction of slide rail, and can slippage before and after the incline direction of obliquity prominence platform 2231.In the process of slippage, because obliquity prominence platform 2231 upper ends are obliquely installed, can drive rear mold to insert and 222 move, to rear mold insert 222 and front mould 21 between distance regulate, adapt to the screen glass 11 of different-thickness.Because the thickness disparity of different screen glass 11 is less, in actual production, only need to regulate a very little spacing, so the angle of inclination of the present embodiment medium dip boss 2231 upper ends is less, be about 15 ° of left and right.
Aforesaid pedestal is provided with for locating the positioning seat 231 of sliding shoe 223, is provided with chute 2311 on positioning seat 231, and chute 2311 is parallel with described slide rail direction, and inside is slidably fitted with slide block 232, and slide block 232 is fixed to described sliding shoe 223 lower ends.In the present embodiment, on slide block 232, be equipped with screw 2321, tighten together with sliding shoe 223, in reality, can adopt other common secure fit modes.
Sliding shoe 223 lower ends are also by the cooperation of slide block 232 and positioning seat 231, pedestal slides relatively, be that sliding shoe 223 upper and lower sides all can be free to slide, and described slide rail is parallel with chute 2211 directions, position is relative, moving direction that can alignment restrictions sliding shoe 223, can not depart from it, guarantees rear mold 222 accurate positionings of inserting.
In the mould 2 of the present embodiment, be also provided with pressure sensor, can detect front mould 21 and the rear mold pressure between 222 of inserting, the clamping force that provides that it can be appropriate is provided, neither can crush screen glass 11, can leaving gap yet, the set-up mode that pressure produces transducer has multiple, can be arranged on front mould 21, also can be arranged on rear mold and insert on 222.
The procedure of processing of the mould in the present embodiment is as follows:
1) mould 2 is arranged on described injection molding machine to debugging injection molding parameter;
2) screen glass 11 is housed in described mould 2 rear molds 22, adjusts the position of screen glass 11, make the outer of its lateral surface and rear end face appear with rear mold 22 on injection molding channel 224 in;
3) put rear beginning matched moulds well, regulate rear mold 222 positions of inserting, by pressure sensor, determine its regulating degree;
4) start injection moulding;
5) injection mo(u)lding, takes out product packing dress.
Narrow frame manufacture of casing in the present embodiment, by the direct injection moulding of face-piece material to glass screen 11 rear end face outers and lateral surface place, between face-piece 12 and screen glass 11 end faces, by injection moulding, fix, lateral surface goes out the fastening force producing because injection moulding is cooling in addition, fixed effect is strengthened, do not need traditional adhesive matter to fix, can reduce the area of the supporting zone on face-piece 12, increased screen effective area.And do not need artificial stickup, reduced manpower.Do not have adhesive matter to avoid because adhesive matter thickness is not identical, causing the problem of screen glass 11 run-off the straights, rate of finished products is high simultaneously.
Narrow frame housing 1 in the present embodiment, screen glass 11 and face-piece 12 pass through injection moulding integrated molding, face-piece 12 is wrapped in rear end face outer and the lateral surface of screen glass 11, and screen glass 11 lateral surfaces are also provided with raised line 111, the connecting portion relative set of face-piece 12 is fluted, can embed for raised line 111, after injection moulding is cooling, the cooperation of raised line 111 and groove structurally provides the effect being connected and fixed, simultaneously provide the bed knife between screen glass 11 and face-piece 12 with together with the power that is connected and fixed of injection moulding on fastening force that shrinkage produces and end face, can reduce the area in face-piece 12 upper support regions, increased screen effective area.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (7)
1. narrow frame housing, comprises face-piece and screen glass, it is characterized in that, described face-piece takes shape on described screen glass by injection molding machine injecting glue, and described face-piece is covered in the outer of lateral surface and the rear end face of described screen glass.
2. narrow frame housing as claimed in claim 1, it is characterized in that, described face-piece comprises the connecting portion that connects described screen glass, described connecting portion comprises step-like mutual vertically disposed horizontal part and vertical component effect, described horizontal part is coated on the rear end face outer of described screen glass, and described vertical component effect is coated on the lateral surface of described screen glass.
3. narrow frame housing as claimed in claim 2, is characterized in that, described screen glass lateral surface is provided with raised line, and described vertical component effect is provided with the groove that can embed for described raised line.
4. mould, for the production of the narrow frame housing described in claim 2 or 3, comprise pedestal, described pedestal be provided with that stacked on top of one another arranges front mould and rear mold, it is characterized in that, in described rear mold, be provided with the die cavity of upper end open, in described die cavity, be provided with and can coordinate the rear mold that clamps described screen glass to insert with described front mould, the upper surface of described rear mold is provided with for injecting colloid and the injection molding channel of moulding face-piece on described screen glass, described injection molding channel is around shape to be arranged, described rear mold is inserted and is provided with for regulating described rear mold to insert with respect to the adjustment structure of described rear mold position.
5. mould as claimed in claim 4, it is characterized in that, described adjustment structure comprises sliding shoe and is connected to the dynamic structure of described sliding shoe side, described sliding shoe upper end is provided with obliquity prominence platform, the upper surface of described obliquity prominence platform is obliquely installed, and be connected to the lower end of described rear mold mold insert, the lower end of described rear mold mold insert is provided with can insert for described obliquity prominence platform the slide rail of slippage, described slide rail shape is corresponding with described obliquity prominence platform shape, and slide rail direction is parallel with described sliding shoe upper end incline direction.
6. mould as claimed in claim 5, it is characterized in that, described pedestal is provided with for locating the positioning seat of described sliding shoe, and described positioning seat is provided with the chute parallel with described slide rail direction, described chute inside is slidably fitted with slide block, and described slide block is fixed to described sliding shoe lower end.
7. the mould as described in claim 4 to 6 any one, is characterized in that, described mould also comprise for detection of described front mould, rear mold, insert between the pressure sensor of pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320526794.6U CN203523183U (en) | 2013-08-27 | 2013-08-27 | Narrow-border shell and die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320526794.6U CN203523183U (en) | 2013-08-27 | 2013-08-27 | Narrow-border shell and die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203523183U true CN203523183U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320526794.6U Withdrawn - After Issue CN203523183U (en) | 2013-08-27 | 2013-08-27 | Narrow-border shell and die |
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| Country | Link |
|---|---|
| CN (1) | CN203523183U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427801A (en) * | 2013-08-27 | 2015-03-18 | 现代精密塑胶模具（深圳）有限公司 | Narrow frame housing, and manufacturing method manufacturing mould thereof |
| CN114760766A (en) * | 2022-04-14 | 2022-07-15 | 昆山联滔电子有限公司 | Electronic product and system and method for forming conducting circuit thereof |
-
2013
- 2013-08-27 CN CN201320526794.6U patent/CN203523183U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427801A (en) * | 2013-08-27 | 2015-03-18 | 现代精密塑胶模具（深圳）有限公司 | Narrow frame housing, and manufacturing method manufacturing mould thereof |
| CN104427801B (en) * | 2013-08-27 | 2017-06-16 | 现代精密塑胶模具（深圳）有限公司 | Narrow frame manufacture of casing and mould |
| CN114760766A (en) * | 2022-04-14 | 2022-07-15 | 昆山联滔电子有限公司 | Electronic product and system and method for forming conducting circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20170616 |