CN107497986A - A kind of method for producing shell, housing and mobile terminal - Google Patents
A kind of method for producing shell, housing and mobile terminal Download PDFInfo
- Publication number
- CN107497986A CN107497986A CN201710927193.9A CN201710927193A CN107497986A CN 107497986 A CN107497986 A CN 107497986A CN 201710927193 A CN201710927193 A CN 201710927193A CN 107497986 A CN107497986 A CN 107497986A
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- China
- Prior art keywords
- producing shell
- curved surface
- housing base
- die
- face
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- 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
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Forging (AREA)
Abstract
The invention provides a kind of method for producing shell, housing and mobile terminal, the method for producing shell includes：The first housing base is provided, first housing base has the first surface and second surface being oppositely arranged；Forge and press the first surface and the second surface；The second housing base is obtained, second housing base has the second curved surface that first surface and relatively described first surface are set；Go out inner chamber in second Machining of Curved Surface；In the inner chamber profiled insulation portion；Insertion is processed to the antenna slot of the inner chamber in the first surface, and non-signal shielding material is filled into the antenna slot；The first surface and the second curved surface are surface-treated.Obtain that outward appearance is good, the higher housing of Forming Quality, improve the efficiency of method for producing shell.
Description
Technical field
The present invention relates to electronic device field, more particularly to a kind of method for producing shell, housing and mobile terminal.
Background technology
For handset shell in manufacturing process, majority uses the appearance of milling process milling housing at present.However, due to shell
There are multiple curved surfaces in the appearance of body, in the curved surface process of traditional milling process molded housing, easily cause curved surface docking not
It is suitable.Current method for producing shell easily causes housing outward appearance and impression occurs, and Forming Quality is not excellent, and housing producing efficiency is relatively low.
The content of the invention
The present invention provides a kind of method for producing shell, housing and mobile terminal for improving housing producing efficiency.
The invention provides a kind of method for producing shell, wherein, the method for producing shell includes：
The first housing base is provided, first housing base has the first surface and second surface being oppositely arranged；
Forge and press the first surface and the second surface；
Obtain the second housing base, second housing base has a first surface and relatively described first surface sets
Second curved surface；
Go out inner chamber in second Machining of Curved Surface；
In the inner chamber profiled insulation portion；
Insertion is processed to the antenna slot of the inner chamber in the first surface, and fills non-signal into the antenna slot
Shielding material；
The first surface and the second curved surface are surface-treated.
Present invention also offers a kind of housing, wherein, the housing is using obtained by above-mentioned method for producing shell.
Present invention also offers a burst of mobile terminal, wherein, the mobile terminal includes above-mentioned housing.
Method for producing shell provided by the invention, by forging and pressing the first surface and second surface of the first housing base, with
Obtain general shape and meet the second housing base of housing requirement, and continue on the second housing base to process inner chamber and antenna
Groove, to complete the shaping of the partial structurtes of housing, and the first surface and the second curved surface are surface-treated, to complete shell
The surface structure of body, obtains that outward appearance is good, the higher housing of Forming Quality, improves the efficiency of method for producing shell.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, it will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of method for producing shell provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the step 101 of Fig. 1 method for producing shell；
Fig. 3 is the schematic cross-section of the housing made by method for producing shell provided in an embodiment of the present invention；
Fig. 4 is the first housing base schematic cross-section of the step 101 of method for producing shell provided in an embodiment of the present invention；
Fig. 5 is the schematic cross-section of the plate of the step 101 of method for producing shell provided in an embodiment of the present invention；
Fig. 6 is the machining sketch chart of the plate of the step 101 of method for producing shell provided in an embodiment of the present invention；
Fig. 7 is the machining sketch chart of the plate of the step 101 of method for producing shell provided in an embodiment of the present invention；
Fig. 8 is the schematic flow sheet of the step 102 of method for producing shell provided in an embodiment of the present invention；
Fig. 9 is that the forge die of the step 102 of method for producing shell provided in an embodiment of the present invention processes the first housing base
The schematic diagram of body；
The schematic diagram of first forging die of the forge die for the method for producing shell that Figure 10 another embodiment of the present invention provides；
The schematic diagram of second forging die of the forge die for the method for producing shell that Figure 11 another embodiment of the present invention provides；
Figure 12 is the forge die matched moulds schematic diagram of method for producing shell provided in an embodiment of the present invention；
Figure 13 is the schematic diagram of the second housing base of method for producing shell provided in an embodiment of the present invention；
Figure 14 is the schematic flow sheet of the step 1025 of method for producing shell provided in an embodiment of the present invention；
Figure 15 is the machining sketch chart of the second housing base of method for producing shell provided in an embodiment of the present invention；
Figure 16 is the processing signal of the step 103 of method for producing shell provided in an embodiment of the present invention；
Figure 17 is the machining sketch chart of the step 104 of method for producing shell provided in an embodiment of the present invention；
Figure 18 is the machining sketch chart of the step 105 of method for producing shell provided in an embodiment of the present invention；
Figure 19 is the schematic flow sheet of the step 106 of method for producing shell provided in an embodiment of the present invention；
Figure 20 is the machining sketch chart of the step 106 of method for producing shell provided in an embodiment of the present invention；
Figure 21 is the machining sketch chart of the step 106 of method for producing shell provided in an embodiment of the present invention；
Figure 22 is the machining sketch chart of the step 106 of method for producing shell provided in an embodiment of the present invention；
Figure 23 is the machining sketch chart of the step 106 of method for producing shell provided in an embodiment of the present invention；
Figure 24 is the schematic flow sheet of the step 107 of method for producing shell provided in an embodiment of the present invention；
Figure 25 is the machining sketch chart of the step 107 of method for producing shell provided in an embodiment of the present invention；
Figure 26 is the machining sketch chart of the step 107 of method for producing shell provided in an embodiment of the present invention；
Figure 27 is the machining sketch chart of the step 108 of method for producing shell provided in an embodiment of the present invention；
Figure 28 is the machining sketch chart of the step 108 of method for producing shell provided in an embodiment of the present invention；
Figure 29 is the machining sketch chart of the step 109 of method for producing shell provided in an embodiment of the present invention；
Figure 30 is the machining sketch chart of the step 109 of method for producing shell provided in an embodiment of the present invention；
Figure 31 is the schematic flow sheet of the step 110 of method for producing shell provided in an embodiment of the present invention；
Figure 32 is the schematic cross-section of housing provided in an embodiment of the present invention；
Figure 33 is the close-up schematic view of the II parts of Figure 32 housing；
Figure 34 is the schematic cross-section 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 part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of protection of the invention.
In the description of the embodiment of the present invention, it is to be understood that the orientation or position relationship of the instruction such as term " thickness " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than imply or refer to
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.
Fig. 1 and Fig. 3 are referred to, the present invention provides a kind of method for producing shell, and the method for producing shell is used to make shell
Body.The housing 100 is process by metal sheet.The outer surface of the housing 100 is made up of multiple curved surfaces, described to cause
The outward appearance of housing 100 is mellow and full, increases Consumer's Experience.It is understood that the housing 100 is applied to mobile terminal, the movement
Terminal can be mobile phone, tablet personal computer or notebook computer etc..In present embodiment, the housing 100 is the back-cover of mobile phone.
As shown in Figure 1 and Figure 4, the method for producing shell includes step：
101：There is provided the first housing base 10, first housing base 10 has the first surface 11 that is oppositely arranged and the
Two surfaces 12.
In present embodiment, first housing base 10 is using cutting and extrusion process shaping.The first housing base
The generally rectangular shaped plate shape of body 10.The first surface 11 and the second surface 12 are the both sides of the first housing base 10
Big face.The periphery of first surface 11 bending, the periphery of second surface 12 bending.The first surface 11 has the first bending
The clear area 112 of area 111 and first.The second surface 12 has the second buckled zone 121 and the second clear area 122.Described first
The curvature of first buckled zone 111 on surface 11 is more than the curvature of the second buckled zone 121 of the second surface 12.First table
The area of first buckled zone 111 in face 11 is more than the area of the second buckled zone 121 of the second surface 12.I.e. described first shell
For body matrix 10 in manufacturing process, the first surface 11 is more than the second surface 12 by stress by stress.Profit
There is the first surface 11 and the second surface 12 with first housing base 10, utilize first housing base 10
Profile close to the housing 100 so that it is smaller that subsequent step applies stress to first housing base 10, avoids described
First housing base 10 is damaged in subsequent step.
Fig. 2, Fig. 5, Fig. 6 and Fig. 7 are referred to, in one embodiment, the step 101 includes step：
1011：There is provided plate 20, the plate 20 has the first big face 21 and relatively described first big face 21 is set the
Two big faces 22.
The plate 20 is rectangular metal plate.The plate 20 is obtained using cutting technique.First big face 21 and described
Second largest face 22 is rectangular surfaces.The first big face 21 is burnishing surface, and the second largest face 22 is burnishing surface.It is big described first
, it is necessary to be cleaned to the described first big face 21 and the second largest face 22 before face 21 and the second largest face 22 processing, institute is removed
State the dust on the first big face 21 and second face 22.
1012：Remove the burr of the periphery of the plate 20.
The week side of boss of the plate 20 is polished so that the plate 20 it is neat, avoid to the plate 20
In process, the discontinuity equalization of plate 20 so that the deformation of the plate 20 is balanced, improves appearance.
1013：The plate 20 is heated.
The plate 20 is positioned in firing equipment so that the temperature of plate 20 is increased to preset value.The plate
20 intermolecular stress reductions after the heating so that the deformational stress of plate 20 reduces, and facilitates the plate 20 in following process
During be molded.
1014：The first big face 21 and second largest face 22 of the plate 20 is extruded, the first big face 21 forms first and squeezed
Pressure surface 211, the second largest face 22 form the second compressive plane 221.
The plate 20 is extruded using forge die.The plate 20 is positioned in forge die, to described
The blocking of plate 20.The periphery in the described first big face 21 is extruded using forge die, and to the second largest face 22
Periphery is extruded.The first big periphery of face 21 of the plate 20 by forge die extruding and Bending Deformation, form described the
One compressive plane 211.The periphery of second largest face 22 of the plate 20 by forge die extruding and Bending Deformation, formed described second
Compressive plane 221.When the forge die carries out impact extruded to the plate 20, the plate 20 slowly by stress,
The plate 20 is avoided to produce avalanche, draw the defects of material, depression.First compressive plane 211 is set the region of non-periphery is smooth
Put, second compressive plane 221 is to stop allowance in follow-up process in the smooth setting in the region of non-periphery.
1015：First compressive plane 211 is processed into first surface 11, second compressive plane 221 is processed into
Two surfaces 12.
Milling location structure 222 is processed on second compressive plane 221 so that described second squeezes using CNC milling machine
Pressure surface 221 forms the second surface 12.The milling location structure 222 is positioning hole.Clamping jig 223 is provided, utilizes clamping
Projection 224 on tool 223 is engaged with the milling location structure 222, convenient to extrude described first so as to firm workpiece
Face 211 carries out Milling Process.Utilize the both ends of the length direction of the first compressive plane 211 described in CNC milling machine milling so that described
The both ends of the length direction of one compressive plane 211 are further bent, to cause first compressive plane 211 to form the first surface
11.The periphery curvature of the first surface 11 is more than the curvature of the periphery of second surface 12.
1016：Obtain the first housing base 10.
After processing is completed to first compressive plane 211 and second compressive plane 221, to the He of first surface 11
The second surface 12 is cleaned.Remove the burr of the week side of boss of the first housing base 10.
, can also be to the sampling Detection of the first housing base 10 after the step 1015 is completed.
In present embodiment, after multiple first housing bases 10 are made in batch, to first housing base 10
It is sampled.The methods of sampling of first housing base 10 can be, described the of predetermined number is extracted in predetermined period
One housing base 10, the size of first housing base 10 of predetermined number is measured, judge the first housing base of predetermined number
Whether the size of body 10 is more than in the range of permissible value.The minimum value of the permissible value scope, should close to the size of the housing 100
The maximum of permissible value scope adds allowable error value for the drawing requirement size of first housing base 10.Pass through described
The actual size of one housing base 10 is more than minimum allowable value so that first housing base 10 has allowance, convenient
The following process of first housing base 10, first housing base 10 is avoided to lack material during following process.And lead to
The actual size for crossing first housing base 10 is less than maximum permissible value so that the following process mistake of the first housing base 10
Deformation resistance reduces in journey.If the size of first housing base 10 carries out next step in the range of permissible value.If institute
The size for stating the first housing base 10 exceeds permissible value scope, then adjusts squeezing parameter of the forge die to the plate 10, should
Squeezing parameter includes the heating-up temperature of the plate 10, to the extruding force of the plate 10, to the impact velocity of the plate 10,
Extrusion time to the plate 10 etc..
Fig. 1, Fig. 8 and Fig. 9 are referred to, the method for producing shell includes step：
102：Forge and press the first surface 11 and the second surface 12.
The step 102 includes step：
1021：Forge die 30 is provided, there is the forge die 30 first forging die 31 and relative first forging die 31 to extrude
The second forging die 32.
In present embodiment, the forge die 30 also has lathe.Second forging die 32 is fixed on the lathe 33
On, first forging die 31 is slidably connected to the lathe, and relatively described second forging die 32 slides.The cunning of first forging die 31
Dynamic direction is vertically arranged.First forging die 31 impacts to second forging die 32, first forging die 31 and second forging
Mould 32 is extruded first housing base 10 jointly so that first housing base 10 produces deformation, completes to institute
State the processing of the first housing base 10.
In one embodiment, first forging die 31 has the first die joint 311 and is opened in the first die joint 311
First die cavity 312.Second forging die 32 has second die joint 321 relative with first die joint 311 and is opened in
Second die cavity 322 of second die joint 321.The inner side of the madial wall of first die cavity 312 and second die cavity 322
Wall applies extruding force to the first surface 11 and the second surface 12 respectively.First die joint 311 is burnishing surface.Institute
The normal direction of the first die joint 311 is stated to be vertically arranged so that when the first forging die 31 extrudes with the phase of the second forging die 32, described first point
Type face 311 is not easy relative slide with second die joint 312.Parallel first die joint of second die joint 321
311.First die cavity 312 has the first forming surface 313 intersected with first die joint 311.First forming surface
313 be curved surface.First forging die 31 is whole at the first surface 11 at the first forming surface 313 to first housing base 10
Body applies squeezing action so that the stress of first surface 11 of first housing base 10 and deformation, to cause the first shell
Body matrix 10 molds required shape at the first surface 11.Second die cavity 322 has and described second point
The second intersecting forming surface 323 of type face 321.Second forming surface 323 is curved surface.The curvature of second forming surface 323 is small
In the curvature of first forming surface 313.Second forging die 32 is at the second forming surface 323 to first housing base 10
Second surface 12 at integrally apply squeezing action so that the stress of second surface 12 of first housing base 10 and deformation,
To cause first housing base 10 to mold required shape at the second surface 12.
In present embodiment, first die cavity 312 sets the first flash in the opening periphery of first die joint 311
Groove 314, second die cavity 322 second die joint 321 opening periphery set the second flash groove 324, described second
Flash groove 324 is relative with first flash groove 314.First flash groove 314 is open along first die cavity 312 circumferentially to be prolonged
Stretch.First flash groove 314 squeezes for accommodating first forging die 31 to the first surface 11 of first housing base 10
The material extruded during pressure.Second flash groove 324 is used to accommodate second forging die 32 to second housing base
The material squeezed out in 10 extrusion process of second surface 12.First flash groove 314 has towards second forging die 32
Opening, second flash groove 324 has the opening towards first forging die 31, in first forging die 31 and described the
After the matched moulds of two forging die 32, first flash groove 314 and second flash groove 324 closure are in a flash cavity.Described
One flash groove 314 also has the first opening 315 with first die cavity 312 insertion, is extruded in first forging die 31 described
During the first housing base 10, the material of first housing base 10 enters first flash groove through the described first opening 315
314.Second flash groove 324 also has the second opening 325 with second die cavity 324 insertion, in second forging die
During 32 extruding first housing base 10, the material of first housing base 10 is through described in the entrance of the described second opening 325
Second flash groove 325.It is understood that opening and described the of first flash groove 314 in first die joint 311
Two flash grooves 324 are relative in the opening of second die joint 321, and formed objects.The first of first flash groove 314 opens
The bore of mouth 315 is equal to the bore of the second opening 325 of second flash groove 324, to cause first flash groove 314 right
The stress of first housing base 10 reduces degree and is equal to second flash groove 324 answering to first housing base 10
Power reduces degree so that the first surface 11 of first housing base 10 and the deformation of the second surface 12 are balanced.
As shown in Figure 10 and Figure 11, in another embodiment, opening of first forging die 31 in first die cavity 312
Multiple the first spaced flash grooves 314 are set.Each first flash groove 314 is arranged at first die cavity 312
Edge of opening bending larger part.The edge of opening bending larger part of first die cavity 312 is to first housing base 10
Squeezing action is larger, and first flash groove 314 forms the stress breach of first die cavity 312 so that first die cavity
The squeezing action of first surface 11 of 312 pairs of first housing bases 10 is balanced.Second forging die 32 is in second die cavity
322 opening sets multiple the second spaced flash grooves 324.Each second flash groove 324 is arranged at described second
The edge of opening bending larger part of die cavity 322.The edge of opening bending larger part of second die cavity 322 is to first housing
The squeezing action of matrix 10 is larger, and second flash groove 324 forms the stress breach of second die cavity 322 so that described
Second die cavity 322 is balanced to the squeezing action of second surface 12 of first housing base 10.
As shown in figure 9, in one embodiment, the receiving space of first flash groove 314 is more than second flash
The flash space of groove 324.First forging die 31 is more than institute to the deformation effect of first surface 11 of first housing base 10
State second surface 12 deformation effect of second forging die 32 to first housing base 10, the collecting post of the first flash groove 314
The shape-changing material for stating the first housing base 10 houses the deformation material of the first shell body matrix 10 more than second flash groove 324
Material.It is understood that the first circular arc chamfering 316 is set at first opening 315 of first flash groove 314, described second
Flash groove 324 sets the second circular arc chamfering 326 in the opening of second die cavity 322.First circular arc chamfering 316 connects
The madial wall of the madial wall of first flash groove 314 and first die cavity 312 so that the deformation of the first housing base 10
Material is smoothly squeezed into first flash groove 314.Second circular arc chamfering 326 connects the interior of second flash groove 324
The madial wall of side wall and second die cavity 322 so that the shape-changing material of the first housing base 10 smoothly squeezes into described second
In flash groove 324.
In one embodiment, first forming surface 313 is provided with groove 317, the inner circumferential side of the groove 317 and institute
The first forming surface 313 is stated by the first circular arc camber 318 to connect.Opening edge of the groove 317 in first forming surface 313
Edge extends along track curve.The groove 317 is used to mold boss structure on first housing base 10.Institute
State one end that groove 317 is located at the length direction of the first die cavity 312.All sides of groove 317 and first forming surface 313
Angle on-fixed it is constant so that the bending radius value of first circular arc camber 318 is also that on-fixed is constant.Such as：It is described
The week side of boss face of groove 317 has the first area 317a close to the edge of opening of the first die cavity 312, the week of the groove 317
Side has second area 317b, the first area 317a and described first away from the edge of opening of the first die cavity 312
The angle of forming surface 313 is more than the second area 317b and the angle of first forming surface 313.I.e. described first circular arc is bent
Two different arc radius at least be present in face 318.First forging die 31 is at first circular arc camber 318 through milling work
Skill is process.
Please continue to refer to Fig. 8, Figure 12 and Figure 13, the step 102 also includes step 1022：First housing base 10
Preprocessing is handled.
For first housing base 10 after extrusion process is molded, there is burr in the periphery of first housing base 10,
Burr using milling process to the removal the week side of boss of the first housing base 10, or the first shell is removed using technique for grinding
The burr of the week side of boss of body matrix 10.After flash removed is removed to first housing base 10, first housing base 10 is heated
To preset temperature so that first housing base 10 is easily forged and pressed by the forge die 30.Certainly in other embodiments,
It can also be that first housing base 10 is carried out after being heated to preset temperature, remove the hair of first housing base 10
Thorn.
It is understood that the step 1032 can also be before step 1031, or with the step 103 simultaneously
Carry out.
1023：First forging die 31 and second forging die 32 extrude the first surface 11 and second table respectively
Face 12.
In present embodiment, first forging die 31 is at first forming surface 313 to first housing base 10
First surface 11 apply extruding force, second forging die 32 is at second forming surface 323 to first housing base
Second surface 12 apply extruding force.First forging die 31 and second forging die 32 extrude first housing base jointly
10.Material of first housing base 10 at the first surface 11 is extruded by first forging die 31, and along described
One forming surface 313 is slipped into first flash groove 314.Material of first housing base 10 at the second surface 12
Extruded by second forging die 32, and slipped into along second forming surface 323 in second flash groove 324.Described first
During forging die 31 and second forging die 32 extrude first housing base 10, first forging die 31 relatively described
Two forging dies 32 carry out repeat impact, and the impulsive force that relatively described second forging die 32 of first forging die 31 impacts gradually increases, made
First housing base 10 is obtained to be molded through multiple deformation post-processing.First forging die 31 and second forging die 32 extruding institute
During stating the first housing base 10, first housing base 10 is adjusted in first forging die 31 and second forging die 32
Between position so that first housing base 10 is accurate by stress, avoids first housing base 10 from occurring outer
See defect.
1024：Forging and stamping finished product 40 is obtained, the forging and stamping finished product 40 has first surface 41 and relatively described first surface 41
The second curved surface 42 set, and the flash side 43 between the first surface 41 and second curved surface 42.
In present embodiment, the second shell is forged into the forge die 30 in first housing base 10
After body matrix 40, second housing base 40 is taken out from the forge die 30.Then second housing base is removed
40 burr, and whether the size for detecting second housing base 40 meets the requirement of design drawing.First forming surface
313 mold the first surface 41.The first surface 41 is adapted with the first forming surface 313 of first die cavity 31,
The shape of first forming surface 313 is identical with the shape of first surface 41.Second forming surface 323 molds described
Two curved surfaces 42.Second curved surface 42 is adapted with the second forming surface 323 of second die cavity 32, second forming surface
323 shape is identical with the shape of the second curved surface 42.Groove 317 in first forming surface 313, which molds, to be located at
The boss 44 of the first surface 41.The boss 44 is adapted with the groove 317.The outer shape of the boss 44 and institute
The shape for stating groove 317 is identical.The circumferential lateral surface of i.e. described boss 44 extends along oval racetrack curve.Outside the boss 44
All sides are connected with the first surface 41 by the second circular arc camber 45, second circular arc camber 45 and first circular arc
Curved surface 318 is identical.I.e. described first circular arc camber 318 molds second circular arc camber 45.All sides of the boss 44
It is constant with the angle on-fixed of the first surface 41 so that the bending radius value of second circular arc camber 45 is also on-fixed
It is constant.Such as：The week side of boss face of the boss 44 has close to first side 441 at the edge of the second housing base 40, described convex
The week side of boss face of platform 44 has the second side 442 away from the edge of the second housing base 40, first side 441 and described first
The angle of curved surface 41 is more than second side 442 and the angle of the first surface 41.I.e. described second circular arc camber 45 is at least
In the presence of two different arc radius.Go out the first song of second housing base 40 using the extrusion forming of the first forging die 31
Face 41, and the boss 44 of oval racetrack is molded on the first surface 41, and mold at least and have two not
With the second circular arc camber 45 of arc radius so that the difficulty of processing to first housing base 10 is reduced, by simple
Processing technology mold baroque second housing base 40, improve production efficiency.The flash side 43 is formed at institute
State in the first flash groove 314 and second flash groove 324.The flash side 43 is extruded by first housing base 10
Material is formed.The flash side 43 is connected to the first surface 41 and second curved surface 42.It is understood that treat described
After second housing base 40 is processed into the housing 100, the boss 44 can be the camera euphotic cover plate of the housing 100
Mounting structure., the inner side of boss 44 can correspond to the camera in the housing 100.
Fig. 8, Figure 14, Figure 15 and Figure 16 are referred to, the step 102 also includes step 1025：Remove the flash side 43.
In present embodiment, the flash side 43 is excess stock, by removing the flash side 43 so that described second
The shape of the outer shape of the housing base 40 approximately housing 100.The step 1025 includes step：
10251：Flash side 43 described in milling, shaping connect the faying face of the first surface 41 and second curved surface 42
46。
In present embodiment, using flash side 43 described in CNC milling machine milling, to remove the flash side 43.The flash
Side 43 protrude the first surface 41 and second curved surface 42 part be milled away after, in the first surface 41 and described
The faying face 46 is formed between second curved surface 42.The faying face 46 is burnishing surface, and the faying face 46 is bent with described first
There is joint line in face 41 and second curved surface 42, therefore need to be processed further the faying face 46, to meet that the outward appearance will
Ask.Certainly, the flash side 43 is removed in other embodiments or using grinding process.
10252：Process the faying face 46 and the first surface 41 and the joint of the second curved surface 42.
In present embodiment, faying face 46 described in milling process milling and the first surface 41 and described the are continued with
The joint of two curved surface 42, to eliminate the faying face 46 and the first surface 41 and the joint line of second curved surface 42.It is logical
Faying face 46 described in CNC milling machine milling is crossed, milling cutter can be controlled to be processed according to pre-programmed curve path, so that milling cutter
Machining path can be docked with the first surface 41 and second curved surface 42, it is without offset outer so as to obtain smooth in appearance
Sight face.Certainly, in other embodiments, technique for grinding can also be used to the faying face 46 and the first surface of polishing
41 and the joint line of second curved surface 42.
10253：Obtain the 3rd curved surface 47 to connect with the first surface 41 and the circular arc of the second curved surface 42.
Present embodiment, described in the 3rd curved surface 47 connect the first surface 41 and second curved surface 42, it is and described
3rd curved surface 47 and the smooth connection of first surface 41, the 3rd curved surface 47 and the smooth connection of the second curved surface 42.Institute
State the appearance that the 3rd curved surface 47 forms the housing 100.After the 3rd curved surface 47 is obtained, to the He of the 3rd curved surface 47
The first surface 41 and second curved surface 42 carry out sanding and polishing, to cause the 3rd curved surface 47 and the first surface
41 and second curved surface 42 it is more smooth.
Also include step after the step 1025：
1026：Positioning hole 421 is processed in second curved surface 42.
The positioning hole 421 is milled out in the 42 non-peripheral edge margin of the second curved surface using milling process.The positioning hole
421 quantity is two.Two 421 spaced settings of positioning hole.Two positioning holes 421 are around second curved surface
42 geometric center symmetry arrangement.Two positioning holes 421 are convenient subsequently to the forging and stamping 40 further milling of semi-finished product.
Fig. 1 and Figure 16 are referred to, the method for producing shell includes step：
103：The second housing base 50 is obtained, second housing base 50 has first surface 41 and relatively described first
The second curved surface 42 that curved surface 41 is set.
It is understood that second housing base 50, which also has, connects the first surface 41 and second curved surface
42 the 3rd curved surface 47, and take shape in the positioning hole 421 of second curved surface 42.
Fig. 1 and Figure 17 are referred to, the method for producing shell includes step：
104：Inner chamber 422 is processed in second curved surface 42.
In present embodiment, second housing base 50 is positioned over CNC milling machine.Institute is milled out using milling process
State inner chamber 422.In milling engineering, milling is carried out to knife using the positioning hole 421 so that the precision machining of inner chamber 422,
Improve the method for producing shell Forming Quality.The inner chamber 422 is convenient in institute to form the accommodating chamber of the housing 100
State after housing 100 is molded and accommodate electronic component.The bottom of inner chamber 422 sets multiple tanks 4221 and multiple raised 4222,
Multiple tanks 4221 and the various electronic components of multiple raised 4222 assemblings are utilized to facilitate.The edge of opening of the inner chamber 422
Generally rectangular shaped shape.Second curved surface 42 is in bending on the outside of the openend of the inner chamber 422.Open the inner chamber 422
Mouthful end with display screen the week side of boss being engaged.
Fig. 1 and Figure 18 are referred to, the method for producing shell includes step：
105：In the profiled insulation portion 60 of inner chamber 422.
In present embodiment, second housing base 50 is metalwork.The insulation division 60 uses plastic cement material.Using
Insulation division 60 described in in-mould injection technological forming.First, second housing base 50 is positioned in injection mold, Ran Houxiang
The plastic material of hot melt is injected in the injection mold, the injection mold is opened after the plastic material cooling and solidifying heated, in institute
State the plastic portions solidified on the second housing base 50 and be shaped to plastic parts 61.By second housing base 50 and the plastic cement
Part 61 takes out.The plastic cement 61 is integrally formed using nanometer Shooting Technique with second housing base 50.The plastic parts 61
With insulation division 60 and multiple cold burden handles 62 for being connected to insulation division 60.The plastic parts 61 has multiple glue-feeders 611, multiple
Glue-feeder 611 is arranged at the thinner thickness of plastic parts 61, and multiple cold burden handles 62 respectively with multiple glue-feeders
611 is corresponding, and away from the glue-feeder 611.The cold burden handle 62 is to collect the cold burden in each injection moulding process, to protect
Demonstrate,prove the Forming Quality of the plastic parts 61.
Referring to method for producing shell described in Fig. 1, Figure 19 ￣ Figure 23 includes step：
106：Insertion is processed to the antenna slot 412 of the inner chamber 422 in the first surface 41, and to the antenna slot
Filling non-signal shielding material 413 in 412.
In present embodiment, the antenna slot 412 is molded through milling process.The antenna slot 412 is through described second
Housing base 50.The insulation division 60 blocks opening of the antenna slot 412 in the inner chamber 422.The non-signal shields material
Material 413 is plastic cement.The non-signal shielding material 413 is packed into the antenna slot 412 by tool.The non-signal shielding
Material 413 is through repeatedly filling aftershaping is in the antenna slot 412, so as to ensure that the non-signal shielding material 413 and institute
State the good combination of the second housing base 50.
The step 106 includes step：
1061：Insertion is processed to a plurality of antenna slot 412 of the inner chamber 422, more strip antennas in the first surface 41
The equidistant arrangement of groove 412.
The a plurality of antenna slot 412 is milled out in the predeterminated position of the first surface 41 by milling cutter.The antenna slot
412 have straightway 412a and connect straightway 412a arc 412b.The straightway 412a is along linear extension, the arc
Line segment 412b extends along camber line.In straightway 412a described in milling, disc-shaped cutting tool can be used to carry out milling, to increase milling
Cut speed.And in arc 412b described in milling, then using cylindrical cutting tool milling, to facilitate the cutter along arc path
Processing, and facilitate the processing arc 412b smoothly to be docked with the straightway 412a.
1062：Filling tool 414 is provided, and to be fixed on the face of first surface 41 a plurality of by the filling tool 414
At the antenna slot 412.
The filling tool 414 includes the bottom 416 that top 415 and relatively described top 415 are set.The filling tool
415 are provided with the encapsulating runner 417 that the bottom 416 is through to by the top 415.The bottom 416 contacts at described second
The first surface 41 of housing base 50, a plurality of antenna slot of opening face of the encapsulating runner 417 in the bottom 416
412.The encapsulating runner 417 is in the opening on the top 415 inculcating the non-signal shielding material 413 of melting.
1063：The non-signal shielding material 413 of molten, the filling tool 414 are inculcated into the filling tool 414
The non-signal shielding material 413 of molten is guided into a plurality of antenna slot 412.
Non-signal shielding material 413 is heated to molten condition, inculcated to the encapsulating runner 417 of the filling tool 414
The non-signal shielding material 413 of molten condition.The non-signal screen material 413 of molten condition flows into institute through the encapsulating runner 417
State in antenna slot 412.The non-signal shielding material 413 of molten condition and is gradually accumulated to institute in the shaping of the antenna slot 412
State opening of the antenna slot 412 in the first surface 41.
1064：The non-signal shielding material 413 of molten condition in a plurality of antenna slot 412 is solidified.
In present embodiment, treat that the non-signal shielding material 413 of molten condition is flowed into the antenna slot 412, use is cold
But curing process make it that the non-signal shielding material 413 of molten condition is in the non-signal shielding material 413 of solid-state, so that solid
The non-signal shielding material 413 of state is effectively combined with second housing base 42, and seals the antenna slot 412.
It is understood that in step 1062 first fill part molten condition non-signal shielding material 413, Ran Houjing
Step 1063 causes the non-signal shielding material 413 of partially molten state to solidify, and treats the non-signal shielding material of partially molten state
After the solidification of material 413, step 1062 and step 1063 are performed again, until the antenna slot 412 is filled.
Fig. 1, Figure 23 ￣ Figure 27 are referred to, the method for producing shell includes step：
107：Remove the non-signal shielding material 413 for overflowing the antenna slot 412.
In present embodiment, in order that obtaining the antenna slot 412 is filled up completely with the non-signal shielding material 413, it is described
The loading of non-signal shielding material 413 is more than the capacity of the antenna slot 412.Shielding material 413 is present after i.e. described non-letter
Overflow the antenna slot 412 in part.Remove the non-signal shielding material 413 for overflowing the antenna slot 412.So that the non-signal
The outer surface of shielding material 413 and the flush of first surface 41, obtain the higher housing of presentation quality.
The step 107 includes step：
1071：Protective 418 is molded at the antenna slot 412 in the first surface 41.
In present embodiment, the antenna slot 412 is close to the boss 44.The protective 418 is the hydrosol of solidification.
The protective 418 takes shape in the outer peripheral sidewall of the boss 44, and the shaping first surface through spraying with curing process
The position of the 41 connection boss 44.The protective 418 is the hydrosol.The protective 418 is to the boss 44 and institute
State first surface 41 and connect the position of the boss 44 and protected, to avoid overflowing the antenna slot 412 in follow-up remove
The boss 44 and the first surface 41 are damaged during non-signal shielding material 413.
1072：The non-signal shielding material 413 of the antenna slot 412 is overflowed in processing.
In present embodiment, the non-signal shielding material 413 for overflowing the antenna slot 412 is polished, overflow with removing
Go out the non-signal shielding material 413 of the antenna slot 412, and cause the non-signal shielding material stayed in the antenna slot 412
413 surface is concordant with the first surface 412.Certainly, in other embodiments, the antenna slot can be overflowed with milling
412 non-signal shielding material 413.
1073：Remove the protective 418.
In present embodiment, by being sprayed water to the protective 418 so that the protective 418 is soluble in water, and will be molten
Integrally wiped in the protective 418 and water of water, so as to remove the protective 418, and will not be to the boss 44 and described
First surface 412 causes to damage.
Fig. 1, Figure 27 and Figure 28 are referred to, the method for producing shell includes step：
108：Process the insulation division 60 of the inner chamber.
In present embodiment, the cold burden handle 62 of the insulation division 60 is removed using milling process.And to the insulating body
61 millings, so that the insulating body 61 forms supporter 63.The supporter 63 is supporting various electronic components.It is described
Supporter 63 has the structures such as multiple screw holes, block button hole, projection and locating dowel, to meet that multiple electronic components are fixed on institute
State on supporter 63.
Certain step 108 can also be before step 107, or before step 106.
Fig. 1, Figure 29 and Figure 30 are referred to, the method for producing shell includes step：
109：It is molded side opening 71, flash lamp aperture 72 and shooting head bore 73.
In present embodiment, the side opening 71 is key hole, earpiece holes and power hole.The flash lamp aperture 72 is positioned at described
The side of boss 44.The shooting head bore 73 is located on the boss 44.The side opening 71, flash lamp aperture 72 and shooting head bore 73 pass through
NC Milling Technology is molded.
Fig. 1, Figure 29, Figure 31 and Figure 32 are referred to, the method for producing shell includes step：
110：The curved surface 42 of first surface 41 and second is surface-treated.
In present embodiment, the first surface 41, the second curved surface 42 and the 3rd curved surface 47 form the outer of the housing 100
Sight face.It is surface-treated by the first surface 41, the second curved surface 42 and the 3rd curved surface 47 so that the housing 100
Outward appearance meets demand.
The step 110 includes step：
1101：Polish the first surface 41, the second curved surface 42 and the 3rd curved surface 47.
Burr on the first surface 41, the second curved surface 42 and the 3rd curved surface 47 is polished, and to described
The offset of one curved surface 41, the second curved surface 42 and the 3rd curved surface 47 is polished.So that the first surface 41, the and of the second curved surface 42
3rd curved surface 47 is smooth, and causes the first surface 41 to dock smooth, second curved surface 42 with the 3rd curved surface 47
Docked with the 3rd curved surface 47 smooth.
1102：Essence throws first surface 41, the second curved surface 42 and the 3rd curved surface 43.
The predeterminable area of the first surface 41, the second curved surface 42 and the 3rd curved surface 43 is finely polished so that institute
State first surface 41, the second curved surface 42 and the 3rd curved surface 43 and form the higher surface of reflectivity in predeterminable area, so as to the shell
Body 100 can produce the effect of firm brightness reflection light in predeterminable area.
1103：To the first surface 41, the second curved surface 42 and the sandblasting of the 3rd curved surface 47.
The first surface 41, the second curved surface 42 and the 3rd curved surface 47 produce dumb light lines after sandblasting so that described the
The performance such as oil resistant, scratch resistant is presented, bears dirty in one curved surface 41, the second curved surface 42 and the 3rd curved surface 47, and improves user's sense of touch.
1104：To the curved surface 42 of first surface 41 second and the anodic oxidation of the 3rd curved surface 47.
Required color is presented after the first surface 41, the second curved surface 42 and the anodic oxidation of the 3rd curved surface 47 so that
A variety of colors demand can be presented in the housing 100, meet customer need.It is understood that the first surface 41, second
Described in the curved surface 47 of curved surface 42 and the 3rd is formed respectively after step 1101, step 1102 and the step 1103 are surface-treated
The first outward appearance curved surface 41a, the second outward appearance curved surface 42a and the 3rd outward appearance curved surface 47a of housing 100.The first surface 41 and
One outward appearance curved surface 41a is only surface structure difference, and it is identical to substantially form.For example, first surface 41 there may be a little
Burr, surface exist it is unbalanced it is uneven, bright reflective is presented, the first outward appearance as shown in Figure 32 and Figure 33 is bent
Face 41a trickle schematic partial cross-sectional view, burr is not present in the first outward appearance curved surface 41a, there is balanced concave convex texture on surface,
Dumb light is presented and is not easy reflective, and there is color.Similarly, the second curved surface 42 and the second appearance curved surface 42a are also only outer
It is different to see structure, it is identical to substantially form, and the 3rd curved surface 47 is also only that surface structure is different from the 3rd outward appearance curved surface 47a,
General shape is identical.
Figure 32 is referred to, the present invention provides a kind of housing 100, and the housing 100 includes metal portion 110 and insulation division 60,
The metal portion 110 has the first outward appearance curved surface 41a and relatively described first outward appearance curved surface 41a the second outward appearance curved surface 42a, institute
State metal portion 110 also have from the second outward appearance curved surface 42a to the first outward appearance curved surface 41a inner chambers 422 opened up and by
The first outward appearance curved surface 41a is through to the antenna slot 412 of the inner chamber 422, and non-signal screen is filled with the antenna slot 412
Material 413 is covered, the insulation division 60 is fixed on the inner chamber of the metal portion 110.The first appearance curved surface 41a is provided with institute
Boss 44 is stated, the circumferential lateral surface of the boss 44 passes through the second circular arc outward appearance curved surface 45a phases with the first outward appearance curved surface 41a
Connect.All sides of the boss 44 and the angle on-fixed of the first outward appearance curved surface 41a are constant so that outside second circular arc
The bending radius value for seeing curved surface 45a is also that on-fixed is constant.First outward appearance curved surface 41a of the housing 100 is smooth mellow and full, meets
The requirement of user's touch feeling, improves Consumer's Experience.It is understood that the housing 100 is the back-cover of mobile terminal.The movement
Terminal can be mobile phone, tablet personal computer or notebook computer etc..
Figure 34 is referred to, the present invention also provides a kind of mobile terminal 200, and the mobile terminal 200 includes the housing
100.The mobile terminal 200 also includes the protecgulum 210 covered with the phase of housing 100, and the protecgulum 210 is by glass plate and layer
The display screen for being laminated on glass plate is formed.The protecgulum 210 covers the inner chamber 422 of the housing 100, is fixed on protection in described
Electronic component in chamber 422.The mobile terminal 200 can be mobile phone, tablet personal computer or notebook computer etc..
Above is the embodiment of the embodiment of the present invention, it is noted that come for those skilled in the art
Say, on the premise of principle of the embodiment of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (22)
1. a kind of method for producing shell, it is characterised in that the method for producing shell includes：
The first housing base is provided, first housing base has the first surface and second surface being oppositely arranged；
Forge and press the first surface and the second surface；
The second housing base is obtained, second housing base has second that first surface and relatively described first surface are set
Curved surface；
Go out inner chamber in second Machining of Curved Surface；
In the inner chamber profiled insulation portion；
Insertion is processed to the antenna slot of the inner chamber in the first surface, and non-signal shielding is filled into the antenna slot
Material；
The first surface and the second curved surface are surface-treated.
2. method for producing shell according to claim 1, it is characterised in that the step of providing first housing base is wrapped
Include：
Plate is provided, the plate has the second largest face that the first big face and relatively described first big face are set；
The first big face of the plate and second largest face are extruded, the first big face forms the first compressive plane, the second largest face
Form the second compressive plane；
First compressive plane is processed into first surface, second compressive plane is processed into second surface；
Obtain the first housing base.
3. method for producing shell according to claim 2, it is characterised in that first compressive plane is processed into the first table
Face, in the step of second compressive plane is processed into second surface：Milling positioning knot is processed on second compressive plane
Structure, the both ends of the first compressive plane length direction according to the milling location structure milling.
4. method for producing shell according to claim 2, it is characterised in that the first big face is burnishing surface, described
Two big faces are burnishing surface.
5. method for producing shell according to claim 2, it is characterised in that extrude the first big face and second of the plate
In the step of big face, the periphery in the first big face and the periphery in the second largest face are extruded, so that the week of the first surface
Edge is bent, the periphery bending of the second surface.
6. method for producing shell according to claim 4, it is characterised in that the curvature of the first surface periphery is more than institute
State the curvature of second surface periphery.
7. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that forge and press the first surface
Include with the step of second surface：
Forge die is provided, the forging die has the first forging die and the second forging die of relatively described first forging die extruding；
First forging die and second forging die extrude the first surface and the second surface respectively；
Forging and stamping finished product is obtained, there is the forging and stamping finished product first surface and relatively described first surface to set the second curved surface and company
Connect the flash side between the first surface and the second curved surface；
Remove the flash side.
8. method for producing shell according to claim 7, it is characterised in that the step of removing the flash side includes：
Flash side described in milling, shaping connect the faying face of the first surface and second curved surface；
Process the faying face and the first surface and the second curved surface joint；
Obtain the 3rd curved surface to connect with the first surface and the second curved surface circular arc.
9. method for producing shell according to claim 7, it is characterised in that after the step of removing the flash side also
It is included in second Machining of Curved Surface and goes out positioning hole；In the step of the second Machining of Curved Surface inner chamber, according to the positioning hole
Go out inner chamber in second Surface Milling.
10. method for producing shell according to claim 7, it is characterised in that first forging die has the first die joint
With the first die cavity for being opened in the first die joint, second forging die has second die joint relative with first die joint
With the second die cavity for being opened in second die joint, the madial wall point of the madial wall of first die cavity and second die cavity
It is other that extruding force is applied to the first surface and the second surface.
11. method for producing shell according to claim 10, it is characterised in that first die cavity is in first parting
The opening periphery in face sets the first flash groove, and second die cavity sets the second flash in the opening periphery of second die joint
Groove, second flash groove are relative with first flash groove.
12. method for producing shell according to claim 10, it is characterised in that first die cavity has and described first
The first intersecting forming surface of die joint, first forming surface are provided with groove, the inner circumferential side of the groove and described the first one-tenth
Type face is connected by the first circular arc camber, and second housing base forms what is be adapted with the groove in the first surface
Boss, the circumferential lateral surface of the boss are connected with the first surface by the second circular arc camber, second circular arc camber with
First circular arc camber is identical.
13. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that in the inner chamber, shaping is exhausted
In the step of edge, the insulation division is molded through nanometer Shooting Technique.
14. method for producing shell according to claim 13, it is characterised in that the inner chamber profiled insulation portion the step of
In, the insulation division has insulating body and multiple cold burden handles for being connected to insulating body.
15. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that add in the first surface
Work, which goes out to penetrate to the step of antenna slot of the inner chamber, to be included：
Insertion is processed to a plurality of antenna slot of the inner chamber, a plurality of antenna slot equidistant arrangement in the first surface；
Filling tool is provided, and the filling tool is fixed at a plurality of antenna slot of the first surface face；
The non-signal shielding material of molten is inculcated into the filling tool, the tool of filling is by the non-signal screen of molten
Material is covered to guide into a plurality of antenna slot；
The non-signal shielding material of molten condition in a plurality of antenna slot is solidified.
16. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that add in the first surface
Work goes out to penetrate to the step of the antenna slot of the inner chamber also to be included afterwards：Remove the non-signal shielding material for overflowing the antenna slot
Material.
17. method for producing shell according to claim 16, it is characterised in that removing the non-letter of the spilling antenna slot
The step of number shielding material, includes：
Protective is molded at the antenna slot in the first surface；
The non-signal shielding material of the antenna slot is overflowed in processing；
Remove the protective.
18. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that add in the first surface
Work go out insertion to the inner chamber antenna slot the step of after and the step of be surface-treated to second curved surface before also
Including：Process the insulation division of the inner chamber.
19. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that add in the first surface
Work go out insertion to the inner chamber antenna slot the step of after and the step of be surface-treated to second curved surface before also
Including：It is molded side opening, flash lamp aperture and shooting head bore.
20. according to the method for producing shell described in any one of claim 1 ￣ 6, it is characterised in that to second curved surface
The step of surface treatment, includes：
Polish the first surface and second curved surface；
Essence throws the first surface and second curved surface；
To the first surface and the second curved surface sandblasting；
The first surface and second curve face anode are aoxidized.
21. a kind of housing, it is characterised in that any one method for producing shell is made using claim 1 ￣ 20 for the housing
.
22. a kind of mobile terminal, it is characterised in that the mobile terminal includes the housing described in claim 21.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710927193.9A CN107497986B (en) | 2017-09-30 | 2017-09-30 | Shell manufacturing method, shell and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710927193.9A CN107497986B (en) | 2017-09-30 | 2017-09-30 | Shell manufacturing method, shell and mobile terminal |
Publications (2)
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| CN107497986A true CN107497986A (en) | 2017-12-22 |
| CN107497986B CN107497986B (en) | 2020-04-21 |
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| CN108234850A (en) * | 2018-01-31 | 2018-06-29 | 广东欧珀移动通信有限公司 | A kind of electronic device, camera fixation kit and its installation method |
| CN108466406A (en) * | 2018-03-26 | 2018-08-31 | 广东欧珀移动通信有限公司 | The forming method of protective shell, mobile terminal component, molding die and protective shell |
| WO2019062477A1 (en) * | 2017-09-30 | 2019-04-04 | Oppo广东移动通信有限公司 | Housing manufacturing method, housing, and electronic device |
| CN110253981A (en) * | 2019-06-28 | 2019-09-20 | Oppo（重庆）智能科技有限公司 | The shell and its manufacturing method of electronic device |
| CN110933880A (en) * | 2019-11-28 | 2020-03-27 | 联想(北京)有限公司 | Cover plate manufacturing method and electronic equipment |
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| CN108466406A (en) * | 2018-03-26 | 2018-08-31 | 广东欧珀移动通信有限公司 | The forming method of protective shell, mobile terminal component, molding die and protective shell |
| CN110253981A (en) * | 2019-06-28 | 2019-09-20 | Oppo（重庆）智能科技有限公司 | The shell and its manufacturing method of electronic device |
| CN110933880A (en) * | 2019-11-28 | 2020-03-27 | 联想(北京)有限公司 | Cover plate manufacturing method and electronic equipment |
| CN110933880B (en) * | 2019-11-28 | 2021-07-16 | 联想(北京)有限公司 | Cover plate manufacturing method and electronic equipment |
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