CN107613707A - Housing and preparation method thereof, mobile terminal - Google Patents
Housing and preparation method thereof, mobile terminal Download PDFInfo
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- CN107613707A CN107613707A CN201710928257.7A CN201710928257A CN107613707A CN 107613707 A CN107613707 A CN 107613707A CN 201710928257 A CN201710928257 A CN 201710928257A CN 107613707 A CN107613707 A CN 107613707A
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Abstract
The invention provides a kind of housing and preparation method thereof, mobile terminal.The method for producing shell comprises the following steps：Housing base is provided, the housing base has slit；The first sealant is molded in the bottom of the slit；The second sealant is molded in the slit；At least one layer of 3rd sealant is molded in the slit, fills up the slit.The present invention is improving the airtight quality of housing in mobile terminal.
Description
Technical field
The present invention relates to technical field of electronic equipment, and in particular to a kind of housing and preparation method thereof, has the housing
Mobile terminal.
Background technology
At present, it is normally opened on housing to set slit, with installation function component or through optical signal, electric signal etc..Based on this structure,
In order to ensure housing overall appearance and dustproof and waterproof performance, it is necessary to seal the slit by sealing medium.
The content of the invention
Mobile terminal the invention provides a kind of housing and preparation method thereof, with the housing, to improve mobile terminal
The airtight quality of middle housing.
Present invention also offers a kind of preparation method of housing, comprise the following steps：
Housing base is provided, the housing base has slit；
The first sealant is molded in the bottom of the slit；
The second sealant is molded in the slit；
At least one layer of 3rd sealant is molded in the slit, fills up the slit.
Present invention also offers a kind of housing, the housing includes housing base, and the housing base is provided with slit, described
The first sealant, the second sealant and at least one layer of 3rd sealant, first sealant are sequentially provided with slit and is located at institute
State the bottom of slit.
Present invention also offers a kind of mobile terminal, including described housing.
Housing provided by the invention and preparation method thereof, mobile terminal, by being molded first in the slit of housing base
Sealant, the second sealant and at least one layer of 3rd sealant, wherein, the first sealant is sealing lacking for the slit bottom
Fall into, the defects of second sealant is further to seal the slit bottom, the 3rd sealant is described to fill up
Slit, by increasing the shaping number of sealant and improving the airtight quality for the sealant being molded every time, so that sealant is abundant
Fill in the slit, so as to prevent from producing bubble in slit, or the problems such as causing leak adhesive is discontented with slit filling, is greatly enhanced
The airtight quality of housing, so as to improving the performance of mobile terminal.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of preparation method flow chart of housing provided in an embodiment of the present invention.
Fig. 2 is the partial enlargement structural representation of housing provided in an embodiment of the present invention.
Fig. 3 is sectional views of the Fig. 2 along AA ｀ directions.
Fig. 4 is a kind of preparation method schematic diagram of housing provided in an embodiment of the present invention.
Fig. 5 is another preparation method schematic diagram of housing provided in an embodiment of the present invention.
Fig. 6 is the partial structural diagram for the housing that first embodiment of the invention provides.
Fig. 7 is the partial structural diagram for another housing that first embodiment of the invention provides.
Fig. 8 is the partial structural diagram for the housing that second embodiment of the invention provides.
Fig. 9 is the partial structural diagram of another housing provided in an embodiment of the present invention.
Figure 10 is a kind of structural representation of mobile terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all on the premise of creative work is not made
Other embodiments, belong to the scope of protection of the invention.
In addition, the explanation of following embodiment is with reference to additional diagram, the spy implemented to illustrate the present invention can be used to
Determine embodiment.The direction term being previously mentioned in the present invention, for example, " top ", " bottom ", " on ", " under ", "front", "rear",
"left", "right", " interior ", " outer ", " side " etc., be only the direction with reference to annexed drawings, therefore, the direction term used be in order to
More preferably, it is illustrated more clearly that and understands the present invention, rather than indicates or infer the device of meaning or element to have specifically
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
The number range represented in this specification with "~" refers to using "~" front and rear numerical value recorded as minimum value
And the scope that maximum is included.In the accompanying drawings, structure is similar or identical is indicated by the same numeral.
Refer to Fig. 1 to Fig. 3, Fig. 1 is a kind of preparation method 10 of housing provided in an embodiment of the present invention, the housing system
Make method 10 to be used to make housing.Refer to Fig. 2 and Fig. 3, Fig. 2 be housing 100 partial structural diagram, Fig. 3 is in Fig. 2
Sectional view of the housing 100 along AA ｀ directions.The housing 100 is process by metal sheet.The housing 100 is applied to movement
Terminal, the mobile terminal can be mobile phone, tablet personal computer or notebook computer etc..In present embodiment, the housing 100 is
The cell rear cover of mobile phone.
Referring to Fig. 1, the method for producing shell 10 comprises the following steps.
Step 101, referring to Fig. 2, providing housing base 110, the housing base 110 has slit 120.
In present embodiment, the housing base 110 is metal material, for preparing the cell rear cover of mobile phone.And metal
Housing 100 has shielding action for electromagnetic wave so that the built-in aerial of mobile phone can not receive and send electric signal.In order to solve to move
Start machine metal shell 100 to shielding electromagnetic waves problem, by forming slit 120 on metal shell 100, so that mobile phone
Built-in aerial by slit 120 come radiation signal.
In a kind of embodiment, the step 101 comprises the following steps.
Step 1011, provide housing crude green body 111.
In present embodiment, referring to Fig. 3, the housing crude green body 111 is first cut by housing former material, the punching of multiple mould
Pressure, forms housing plate in uniform thickness, then using computer digital control machine tool (Computer numerical
Control, CNC) car, milling are carried out to housing plate, grinds, cut, to form housing crude green body 111.The housing crude green body 111 is substantially
Rectangular plate shape.The housing crude green body 111 has first surface 1111 and be oppositely arranged with the first surface 1111 the
Two surfaces 1112.
Step 1012, the molded substrate 112 on the housing crude green body 111.
In present embodiment, the molded substrate 112 on the first surface 1111 of the housing crude green body 111.The substrate 112
It is on the whole stratiform, fits on the first surface 1111.The substrate 112 is used to process the shell using cutting technique
During body crude green body 111, there is provided supporting role, to avoid housing crude green body 111 from bending and deformation.
In a kind of embodiment, the substrate 112 is molded using Shooting Technique.The step 1012 includes following step
Suddenly.
Step 1, provide mould.Referring to Fig. 4, the mould includes upper mould 141 and lower mould 142.The upper mould 141 is with
Mould 142 corresponds respectively to the second surface 1112 and first surface 1111.
Step 2, the housing crude green body 111 is put into the mould.The first surface 1111 of the housing crude green body 111 is set
In on the lower mould 142, the second surface 1112 is towards the upper mould 141, and the first surface 1111 and the lower mould
Less gap 143 is reserved between 142.
Step 3, substrate raw material are injected into the mould.The substrate raw material can be liquid plastic material.Will
The substrate raw material are injected in the gap 143 between the first surface 1111 and the upper mould 141.
Step 4, molded substrate 112.Upper mould 141 and lower mould 142 are laminated, extrude the substrate raw material to be molded
The substrate 112, and the substrate 112 is taken shape in the first surface 1111.
Step 1013, the cutting housing crude green body 111 and the substrate 112.
In this described mode, referring to Fig. 5, the housing crude green body 111 is placed on computer digital control machine tool, use
CNC milling cutter 150 forms slit 120 on housing crude green body 111.Because the substrate 112 fits in the first surface 1111,
Cut from the second surface 1112 initially towards the first surface 1111, only cut off housing crude green body 111, without cutting off substrate
112, to be molded through the slit 120 between the first surface 1111 and the second surface 1112.It is a plurality of micro- being formed
When stitching 120, the substrate 112 can be used for supporting the housing crude green body 111, the substrate 112 keep adjacent slit 120 it
Between cutting process do not bend and deformation.
In a kind of embodiment, step 1013 also includes：After the housing crude green body 111 and the substrate 112 is cut,
CNC milling cutter 150 completely cuts through the housing crude green body 111, so forming dead slot 123 in the housing crude green body 111.CNC's
Milling cutter 150 will not cut off the substrate 112, so the shaping groove 121 in the substrate 112.Because CNC milling cutter 150 is same
When cut the housing crude green body 111 and the substrate 112, so the groove 121 is right against the dead slot 123.It is appreciated that
Ground, in present embodiment, milling cutter 150 cuts off the housing crude green body 111 and referred to from the first surface 1111 towards described second
Surface 1112 is through cutting, rather than housing crude green body 111 is cut into two sections of separation.
Step 1014, obtain housing base 110.
In present embodiment, referring to Fig. 5, the housing base 110 includes housing crude green body 111, substrate 112 and slit
120.The substrate 112 fits in the first surface 1111 of the housing crude green body 111.The slit 120 is through the housing
Crude green body 111, to form dead slot 123 in the housing crude green body 111, the part of slit 120 is stretched into the substrate 112, with
The groove 121 is formed in the substrate 112.
In order to ensure the housing 100 overall tightness, it is necessary to seal the slit 120.And the substrate 112 into
During type, due to Shooting Technique defect etc., there may be the defects of stomata, gap in the substrate 112, in cutting slit
The bottom of slit 120 is also exposed to during 120, the defects of stomata, gap.It is described micro- during slit 120 is sealed
The problems such as the defects of stitching stomata, the gap of 120 bottoms can most probably cause to seal unreal or generation bubble, leak adhesive, so as to influence
The overall appearance and airtight quality of housing 100.
By being molded the first sealant 131, the second sealant 132 and at least one layer of the in the slit 120 of housing base
Three sealants 133, wherein the defects of the first sealant 131 is to seal 120 bottom of slit, second sealant 132
The defects of further to seal 120 bottom of slit, the 3rd sealant 133 pass through to fill up the slit 120
Increase the shaping number of sealant and the airtight quality of sealant that raising is molded every time so that sealant be sufficient filling with it is described micro-
In seam 120, so as to prevent from producing bubble in slit 120, or the problems such as causing leak adhesive is discontented with the filling of slit 120, is greatly enhanced
The airtight quality of housing, so as to improving the performance of mobile terminal.
Referring to Fig. 1, the method for producing shell 10 comprises the following steps.
Step 102, the slit 120 bottom be molded the first sealant 131.
In present embodiment, referring to Fig. 6, by the first sealant of bottom 131 in the slit 120, it is now, described
First sealant 131 will not be filled in the slit 120, in seal process, by adjust first sealant 131 into
Type technique so that first sealant 131 was sufficient filling with the defects of hole 124 in the bottom of slit 120, gap,
To improve the airtight quality of the slit 120.
In a kind of embodiment, the step 102 comprises the following steps.
Step 1, referring to Fig. 7, underfill first medium to the slit 120.The first medium can be liquid
State glue, there is preferable mobility, can flow in the bottom of the slit 120 in less hole 124, gap.
Step 2, the processing first medium, form the first sealant 131.Wherein, first sealant 131 fills up institute
State groove 121.
In present embodiment, by being heating and curing, technique or UV curing process solidify the first medium, form the
One sealant 131.
Optionally, during solidifying the first medium by the technique that is heating and curing, the temperature of heat cure can be 80
~110 DEG C, choosing is suitable for solidification and relatively low temperature as far as possible, to avoid solidification temperature too high, the first medium occur cracking or
Contraction distortion separates with the internal perisporium of the slit 120.
Optionally, so the time of heat cure can be 0.5~1h., may the first medium if hardening time is too short
It is not fully cured, if hardening time is long, it is also possible to cause the first medium cracking, deformation.
Optionally, after the first medium is solidified, the first medium is cooled down to 20~40 DEG C.If the first medium
Temperature it is too high, the mobility and shrinkage of follow-up second medium may be influenceed, and then influence the sealing of the housing 100
Energy.
Referring to Fig. 1, the method for producing shell 10 comprises the following steps.
Step 103, the second sealant 132 of shaping in the slit 120.
In present embodiment, referring to Fig. 6, the second sealant 132 is molded on first sealant 131, described
Two sealants 132 will not fill up the slit 120, and second sealant 132 is used to further seal the bottom of slit 120
Stomata, gap the defects of, and the collective effect of the first sealant 131, improve the airtight quality of the bottom of slit 120,
The defects of reducing stomata, gap.
Under such configuration, it is described to include in the slit 120 the step of the second sealant 132 of shaping：
Step 1, the filling second medium in the slit 120.The second medium can be liquid glue, have preferable
Mobility, it can flow in the bottom of the slit 120 in less hole, gap.The second medium and described first
Medium can be identical material or different materials.
Step 2, the processing second medium, to form the second sealant 132.The process of the second medium can be with
It is identical with the process of the first medium.By second medium described in heating or ultraviolet radiation-curable, to form second
Sealant 132.
In a kind of embodiment, referring to Fig. 8, in the step of obtaining housing base 110, due to the substrate
112 is different from the material of the housing crude green body 111, during cooling is molded, the substrate 112 and the housing crude green body
111 have different shrinkage factors, so that having gap 122 between the substrate 112 and the housing crude green body 111.Wherein,
The gap 122 is between institute's groove 121 and the dead slot 123.Specifically, the roof of the substrate 112 fits in institute
First surface 1111 is stated, the roof of the substrate 112 and the first surface 1111 are stretched into the gap 122 from the groove
Between.Now, second medium is filled in the slit 120, the second medium is flowed into the gap 122, so that described
Second sealant 132 is filled in the gap 122, so as to overcome the defects of described slit 120, improves the slit 120
Airtight quality.
Referring to Fig. 1, the method for producing shell 10 comprises the following steps.
Step 104, referring to Fig. 8, in the slit 120 at least one layer of 3rd sealant 133 of shaping, fill up described micro-
Seam 120.In present embodiment, at least one layer of 3rd sealant 133 is filling up the dead slot 123.3rd sealant 133
The number of plies can be determined according to the packing space of reality.Preferably, the number of plies of the 3rd sealant 133 can be 3~10
Layer.
In a kind of embodiment, the step 104 comprises the following steps.
Step 1, the 3rd medium of filling in the slit 120.3rd medium can be liquid glue, have preferable
Mobility, fill in the dead slot 123.
Further, the fluidity of the 3rd medium is less than the fluidity of the first medium and the second medium,
Wherein, fluidity represents that one kind of fluid mobility is measured.Reason is, the size of hole 124 and gap 122 in groove 121
Size is respectively less than the size of the slit 120, then and the mobility of the first medium and the second medium is relatively preferable, with
The first medium and the second medium is set to be sufficient filling with the hole 124 and gap 122 in groove 121, so as to
Improve the airtight quality of housing 100.
Step 2, processing the 3rd medium, form the 3rd sealant 133.Wherein, the 3rd sealant 133 is located at institute
State dead slot 123.The process of 3rd medium can be identical with the process of the first medium.Pass through heating or purple
Outer light irradiation solidifies the 3rd medium, to form the 3rd sealant 133.
In a kind of embodiment, step 104 also comprises the following steps.
After step 1, formation the 3rd sealant 133, judge whether the slit 120 fills up.
If step 2, otherwise continue the 3rd sealant 133 of shaping in the slit 120.
If step 3, then stop at the 3rd sealant 133 of shaping in the slit 120.
In present embodiment, by whether filling up the slit 120 after judging filling the 3rd sealant 133, it is determined that
The 3rd medium whether is continued to fill up, is easy to control the process of filling exactly.
In a kind of embodiment, after the step of interior shaping of the slit 120 at least one layer of 3rd sealant 133, institute
State the 3rd sealant 133 and protrude from the slit 120.The step of acquisition housing, also includes step：Polish the shell
At the slit 120 of body matrix 110, so that the surface of the 3rd sealant 133 and the second surface of the housing crude green body 111
1112 flush, and are smoothly felt with increasing the touch of the second surface 1112 of the housing crude green body 111, so as to increase Consumer's Experience.
In another embodiment, the step of the shaping in the slit 120 at least one layer of 3rd sealant 133 it
Also include step afterwards：The 4th sealant 134 is molded in the slit 120, the 4th sealant 134 is described micro- to fill up
Seam 120.
Described the step of the 4th sealant 134 are molded in the slit 120, comprises the following steps.
Step 1, the 4th medium of filling in the slit 120.
Step 2, processing the 4th medium, form the 4th sealant 134.Wherein, the 4th medium can be liquid
Sizing material.4th medium has been mixed with colorant in described, after the 4th medium is solidified, forms the coloured packaging belt of slit 120, can
To play a part of marking and decorate.
Fig. 2~Figure 10 is referred to, Figure 10 is a kind of mobile terminal 200 provided in an embodiment of the present invention.The mobile terminal
200 can be any equipment for possessing communication and store function, such as：It is tablet personal computer, mobile phone, electronic reader, remote control, individual
People's computer, notebook computer, mobile unit, Web TV, wearable device etc. have the smart machine of network function.It is described
Mobile terminal 200 includes housing 100, and described housing 100 has slit 120.The quantity of the slit 120 can be it is multiple,
Such as 120a and 120b in Fig. 1.
Refer to Fig. 2 and Fig. 3, Fig. 2 be housing 100 in mobile terminal 200 in Figure 10 partial enlarged drawing, the housing
100 include housing base 110.The housing base 110 includes slit 120.The first sealant is sequentially provided with the slit 120
131st, the second sealant 132 and at least one layer of 3rd sealant 133, to seal the slit 120.Wherein, described first is close
Sealing 131 is located at the bottom of the slit 120.
Optionally, the slit 120 can be the logical of strip through-hole or manhole or square through hole or irregular shape
Hole etc..The slit width of the slit 120 or the internal diameter of through hole can be less than 1mm.
In present embodiment, by being molded multi-layer sealed layer (being more than or equal to 3 layers) in the slit 120, wherein first is close
The defects of sealing 131 is to seal 120 bottom of slit, second sealant 132 is further sealing the slit
The defects of 120 bottom, the 3rd sealant 133 to fill up the slit 120, by increase sealant shaping number and
The airtight quality for the sealant being molded every time is improved, so that sealant is sufficient filling with the slit 120, so as to prevent the slit
Bubble is produced in 120 or the problems such as causing leak adhesive is discontented with gap filling, drastically increases the airtight quality of housing 100, so as to
Improve the performance of mobile terminal 200.
First embodiment
Referring to Fig. 6, the housing base 110 includes housing crude green body 111 and substrate 112.The substrate 112 fits in institute
State the bottom wall of housing crude green body 111.The slit 120 forms dead slot 123 through the housing crude green body 111.The slit 120
Stretch into the substrate 112, form groove 121.
In present embodiment, the housing crude green body 111 includes (the i.e. described housing crude green body of first surface 1111 being oppositely arranged
111 bottom wall) and second surface 1112.The dead slot 123 is through first surface 1111 and second surface 1112.
Referring to Fig. 6, being molded the first sealant 131 in the bottom of the slit 120, first sealant 131 is filled
In the groove 121.
In a kind of embodiment, in the one or many filling first mediums in the bottom of slit 120, after the completion of filling,
The first medium is solidified by ultraviolet light solidification or heat curing process, to form the first sealant 131, states the first sealant
131 fill up the groove 121.
In another embodiment, a small amount of first medium is first filled in the bottom of slit 120, solidification described first is situated between
Matter, then in a small amount of first medium of the underfill of slit 120, first medium described in resolidification, by repeatedly first filling first
Medium, first medium described in solidify afterwards, until filling up the groove 121.
In present embodiment, the loading and increase filling number of first medium are filled by reducing single, to ensure
Stating first medium has preferable mobility, bubble is produced in slit 120 or the filling of slit 120 is discontented causes leak adhesive so as to reduce
The problems such as.
The application does not limit for the specific composition of first medium.The first medium can be resin, UV-curing
Change glue etc..It should be understood that the first medium is liquid state colloid, there is mobility.
In present embodiment, the substrate 112 is sizing material, and housing crude green body 111 is metal material.Due to housing crude green body 111
Different from the material of the substrate 112, both combination reliabilities are poor.In the substrate 112 in forming process, the base
There may be the defects of stomata, gap in bottom 112, also be exposed during slit 120 is cut, the defects of stomata, gap
In the bottom of slit 120.
In a kind of embodiment, referring to Fig. 7, the bottom wall of the groove 121 has hole 124, by the slit
120 underfill first mediums, so that first sealant 131 is filled in described hole 124, improve the sealing of housing 100
Quality.
Referring to Fig. 7, be molded the second sealant 132 and at least one layer of 3rd sealant 133 in the slit, described the
The defects of two sealants 132 are further to seal 120 bottom of slit, and at least one layer of 3rd sealant 133 is filling out
The full dead slot 123.
In present embodiment, the molding mode of second sealant 132 and at least one layer of 3rd sealant 133 can be with
The molding mode of first sealant 131 is identical.
In a kind of embodiment, colorant has been mixed with farthest away from the 3rd sealant 133 of first sealant 131, with
It is easy to user to readily identify the position of the antenna slit 120；Or there is colorant to be presented with the second surface 1112 this
Solid colour, to reach appearance color uniformity.
Further, farthest away from first sealant 131 the 3rd sealant 133 surface and the housing it is thick
The second surface 1112 of base 111 flushes, and is smoothly felt with increasing the touch of the housing 100, so as to increase Consumer's Experience.
In the present embodiment, first sealant 131 is sealed in groove 121, because the size of groove 121 is with respect to slit 120
It is smaller, so needing the first medium that there is preferable mobility.
In a kind of embodiment, the loading of the first medium is less than second medium, the loading of the 3rd medium.Due to
The loading of the first medium is relatively fewer, then and mobility of the first medium in the slit 120 is relatively preferable,
It can flow in groove 121, so that the first sealant 131 is sufficient filling with groove 121, so as to prevent the slit 120
Bottom produces bubble, and the problems such as causing leak adhesive is discontented with the filling of groove 121, and then improves the whole of the housing 100 of mobile terminal 200
Body performance.
In another embodiment, the fluidity of the first medium is more than second medium, the fluidity of the 3rd medium.By
It is relatively preferable in mobility of the first medium in the slit 120, it can flow in the groove 121, so as to anti-
Only the bottom of slit 120 produces bubble, and the problems such as causing leak adhesive is discontented with the filling of slit 120.
Optionally, the material of the first medium, second medium and the 3rd medium can be with identical or different.
In other embodiment, first sealant 131, the second sealant 132, the 3rd sealant 133 may be used also
To be formed by repeatedly filling different media.
Second embodiment
Referring to Fig. 8, unlike first embodiment, the slit 120 also includes gap 122.The gap 122 is set
Between the groove 121 and the dead slot 123.Second sealant 132 is filled in the gap 122, to seal
State gap 122.
In present embodiment, the fluidity of the second medium is more than the fluidity of the 3rd medium.Due to described
Mobility of the second medium in the slit 120 is relatively preferable, can flow in the gap 122, described micro- so as to prevent
Stitch 120 bottoms generation bubble and the problems such as causing leak adhesive is discontented with the filling of gap 122.
In summary, although the present invention is disclosed above with preferred embodiment, the preferred embodiment simultaneously is not used to limit
The present invention, one of ordinary skill in the field, without departing from the spirit and scope of the present invention, it can make various changes and profit
Decorations, therefore protection scope of the present invention is defined by the scope that claim defines.
Claims (20)
1. a kind of method for producing shell, it is characterised in that comprise the following steps：
Housing base is provided, the housing base has slit；
The first sealant is molded in the bottom of the slit；
The second sealant is molded in the slit；
At least one layer of 3rd sealant is molded in the slit, fills up the slit.
2. method for producing shell as claimed in claim 1, it is characterised in that described the step of providing housing base includes：
Housing crude green body is provided；
The molded substrate on the housing crude green body；
Cut the housing crude green body and the substrate；
Obtain housing base.
3. method for producing shell as claimed in claim 2, it is characterised in that the molded substrate on the housing crude green body
Step includes：
Mould is provided；
The housing crude green body is put into the mould；
Substrate raw material are injected into the mould；
Molded substrate.
4. method for producing shell as claimed in claim 2, it is characterised in that the cutting housing crude green body and the substrate
The step of include：Shaping groove and dead slot is formed in the housing crude green body on the substrate, the groove is right against described
Dead slot.
5. method for producing shell as claimed in claim 4, it is characterised in that described close in the shaping first of the bottom of the slit
The step of sealing, includes：
To the underfill first medium of the slit；
The first medium is processed, forms the first sealant；
Wherein, first sealant fills up the groove.
6. method for producing shell as claimed in claim 5, it is characterised in that
In the step of obtaining the housing base, there is gap between the substrate and the housing crude green body, wherein, between described
Gap is between institute's groove and the dead slot；
Described the step of being molded the second sealant in the slit, includes：
Second medium is filled in the slit；
The second medium is processed, to form the second sealant；
Wherein, second sealant fills up the gap.
7. method for producing shell as claimed in claim 6, it is characterised in that described that at least one layer of the is molded in the slit
The step of three sealants, includes：
The 3rd medium is filled in the slit；
The 3rd medium is processed, forms the 3rd sealant；
Wherein, the 3rd sealant is located at the dead slot.
8. method for producing shell as claimed in claim 7, it is characterised in that described that at least one layer of the is molded in the slit
The step of three sealants, also includes：It is described to be formed after the 3rd sealant, judge whether the slit fills up；If otherwise after
Continue the 3rd sealant of shaping in the slit；If then stop at the 3rd sealant of shaping in the slit.
9. the method for producing shell as described in any one of claim 1 ￣ 8, it is characterised in that it is described in the slit into
Also include step after the step of type three sealant of at least one layer：The 4th sealant is molded in the slit.
10. method for producing shell as claimed in claim 9, it is characterised in that the sealing of shaping the 4th in the slit
The step of layer, includes：
The 4th medium is filled in the slit；
The 4th medium is processed, forms the 4th sealant；
Wherein, colorant has been mixed with it in the 4th medium.
11. method for producing shell as claimed in claim 7, it is characterised in that described the step of obtaining the housing includes：Beat
At the slit for grinding the housing base, so that the surface of the 3rd sealant flushes with the surface of the housing base.
12. method for producing shell as claimed in claim 7, it is characterised in that described that the 3rd medium is filled into the slit
The step of in, the fluidity of the 3rd medium is less than the fluidity of the first medium and the second medium.
13. a kind of housing, it is characterised in that the housing includes housing base, and the housing base is provided with slit, the slit
Bottom in be sequentially provided with the first sealant, the second sealant and at least one layer of 3rd sealant, first sealant and be located at
The bottom of the slit.
14. housing as claimed in claim 13, it is characterised in that the housing base includes housing crude green body and substrate, described
Substrate fits in the bottom wall of the housing crude green body, and the slit is through the housing crude green body, to form dead slot, and the slit
Stretch into the substrate, to form groove.
15. housing as claimed in claim 14, it is characterised in that first sealant is filled in the groove.
16. housing as claimed in claim 15, it is characterised in that the bottom wall of the groove has hole, first sealing
Layer is filled in described hole.
17. the housing as described in claims 14 or 15, it is characterised in that the slit also includes gap, and the gap is located at
Between the groove and the dead slot, second sealant is filled in the gap.
18. housing as claimed in claim 17, it is characterised in that at least one layer of 3rd sealant is filled in the sky
Groove.
19. housing as claimed in claim 18, it is characterised in that at least one layer of 3rd sealant, away from described the
The surface of 3rd sealant of one sealant flushes with the surface of the housing crude green body.
20. a kind of mobile terminal, it is characterised in that including the housing described in any one of claim 13 ￣ 19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517389A (en) * | 2016-01-08 | 2016-04-20 | 广东欧珀移动通信有限公司 | Mobile terminal housing and processing method thereof |
| CN105530788A (en) * | 2014-12-26 | 2016-04-27 | 比亚迪股份有限公司 | Communication equipment metal shell and preparation method thereof |
| CN105855127A (en) * | 2016-04-20 | 2016-08-17 | 广东欧珀移动通信有限公司 | Hair crack filling method for structural component, structural component and mobile terminal |
| CN105960131A (en) * | 2016-06-23 | 2016-09-21 | 东莞劲胜精密组件股份有限公司 | 3C (Computer, Communication, Consumer Electronics) product shell and preparation method thereof |
| CN105979741A (en) * | 2016-06-30 | 2016-09-28 | 东莞劲胜精密组件股份有限公司 | 3C electronic product shell and manufacturing method thereof |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530788A (en) * | 2014-12-26 | 2016-04-27 | 比亚迪股份有限公司 | Communication equipment metal shell and preparation method thereof |
| CN105517389A (en) * | 2016-01-08 | 2016-04-20 | 广东欧珀移动通信有限公司 | Mobile terminal housing and processing method thereof |
| CN105855127A (en) * | 2016-04-20 | 2016-08-17 | 广东欧珀移动通信有限公司 | Hair crack filling method for structural component, structural component and mobile terminal |
| CN105960131A (en) * | 2016-06-23 | 2016-09-21 | 东莞劲胜精密组件股份有限公司 | 3C (Computer, Communication, Consumer Electronics) product shell and preparation method thereof |
| CN105979741A (en) * | 2016-06-30 | 2016-09-28 | 东莞劲胜精密组件股份有限公司 | 3C electronic product shell and manufacturing method thereof |
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