CN106304707A - The shell of a kind of electronic equipment and shell preparation method - Google Patents
The shell of a kind of electronic equipment and shell preparation method Download PDFInfo
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- CN106304707A CN106304707A CN201610933916.1A CN201610933916A CN106304707A CN 106304707 A CN106304707 A CN 106304707A CN 201610933916 A CN201610933916 A CN 201610933916A CN 106304707 A CN106304707 A CN 106304707A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0004—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The embodiment of the present invention provides shell and the shell preparation method of a kind of electronic equipment.Wherein, shell preparation method includes: first by framework and back-cover punch forming respectively, again by techniques such as polishing, polishing, sandblasting and anodic oxidations, framework and back-cover carrying out surface process, the most surface treated framework and back-cover are fixedly connected into this shell with preset mode.Owing to therefore framework and back-cover all can be had the features such as technique is simple, dimensionally stable, production are high and with low cost by punch forming.And owing to different metal can be used to combine, the advantage that therefore can have different metal concurrently.
Description
Technical field
The present embodiments relate to mechanical engineering technical field, particularly relate to the preparation method of a kind of structural member.
Background technology
In mechanical engineering technical field, structural member represents have definite shape structure and can bear the effect of load
Component.Such as shell in electronic equipment is exactly a kind of typical structural member.
The classical production process of structural member is typically to carry out metallic plate repeatedly CNC (Computer Numerical
Control, computer digital control machine tool) processing, the structural member product of feature structure and correspondence to obtain desired structure part.
Although CNC processing has the advantages such as precision height, good stability, but by repeatedly CNC processing, aluminium sheet is processed into structural member and produces
Product institute's time spent and relatively costly, the course of processing is relatively complicated；It addition, the aluminium alloy sheet of different series has different excellent
Gesture, but be difficult to have high intensity and exquisite appearance concurrently.
Summary of the invention
The embodiment of the present invention provides shell and the shell preparation method of a kind of electronic equipment, to solve existing manufacture method
The problem that the course of processing is relatively complicated, cost is high.
First aspect, embodiments provides the shell of a kind of electronic equipment, and this shell includes: framework and back-cover；
Framework and back-cover are by punch forming, and wherein, framework is made up of the first metal, and back-cover is made up of the second metal；
Back-cover includes connecting button bit, and wherein, back-cover is overlapped in framework inward flange by described connection button bit；
Framework is connected so that preset mode is fixing with back-cover.
Second aspect, the embodiment of the present invention additionally provides a kind of electronic equipment, uses shell as above.
The third aspect, the embodiment of the present invention provides again a kind of shell preparation method, including:
By framework and back-cover punch forming, wherein, described framework is made up of the first metal, and described back-cover is by the second metal system
Become；
By at least one technique in polishing, polishing, sandblasting and anodic oxidation, described framework and described back-cover are carried out table
Face processes；
Described framework and described back-cover are fixedly connected into described shell by preset mode.
To sum up, the embodiment of the present invention by punch table by the punch forming respectively of framework and back-cover, then by polishing, throw
The techniques such as light, sandblasting and anodic oxidation, carry out surface process, the most surface treated framework and the back of the body to framework and back-cover
Lid is fixedly connected into this shell with preset mode.Because by punch forming, therefore framework and back-cover all can have that technique is simple, chi
Very little stable, the feature such as production is high and with low cost.And owing to different metal can be used to combine, therefore can hold concurrently
The advantage of tool different metal.To solve the problem that the prior art housing manufacture method course of processing is relatively complicated, cost is high.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by institute in the description to the embodiment of the present invention
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the structural representation of a kind of electronic equipment casing of the embodiment of the present invention；
Fig. 2 is the structural representation of the another kind of electronic equipment casing of the embodiment of the present invention；
Fig. 3 be the embodiment of the present invention another kind of electronic equipment casing in the structural representation of back-cover；
Fig. 4 is the structural representation of another electronic equipment casing of the embodiment of the present invention；
Fig. 5 is the flow chart of a kind of shell preparation method of the embodiment of the present invention；
Fig. 6 is the flow chart of the another kind of shell preparation method of the embodiment of the present invention；
Fig. 7 is the flow chart of another shell preparation method of the embodiment of the present invention.
Detailed description of the invention
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
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Embodiment one
The shell that the present embodiment is provided can apply to electronic equipment, and this electronic equipment includes but not limited to mobile whole
The equipment such as end, computer, TV.
With reference to Fig. 1, it is shown that the structural representation of a kind of electronic equipment casing in the embodiment of the present invention.
This shell includes: framework 101 and back-cover 102.
Wherein, back-cover 102 includes connecting button bit 1021, and back-cover 102 is overlapped in framework 101 by this connection button bit 1021
Inward flange position, and then framework 101 and back-cover 102 are assembled into the shell of electronic equipment.Such as, if electronic equipment is mobile phone,
Then this shell is the mobile phone shell for interior of mobile phone parts such as set batteries.
Owing to framework 101 and back-cover 102 are the most independently prepared molding, therefore the most permissible for framework 101 and back-cover 102
By punch forming, and framework 101 and back-cover 102 can be made up of different metal, i.e. framework 101 can be by the first metal system
Becoming, back-cover 102 can be made up of the second metal.Such that it is able to according to the different qualities demand of different parts, selection is more suitable for
Metal makes corresponding component.
Such as, the glossiness of 5 line aluminium alloys is higher, has preferable appearance, but intensity is more weak, the most applicable
Make the back-cover 102 for embodying appearance.For another example, 6 line aluminium alloys have higher intensity, but anode effect is poor, i.e. outside
See effect and be not so good as 5 line aluminium alloys, be the most more suitable for making the framework 101 with skeletal support effect.Certainly, above-mentioned first gold medal
Belong to or the second metal can use the materials such as close copper alloy, magnesium alloy or the rustless steel of fusing point with real needs.
After framework 101 and back-cover 102 prepare molding respectively by punching press, then by preset mode by framework 101 and back-cover
102 are connected to one structure.Wherein, the preset mode of the structure that framework 101 and back-cover 102 is connected to one includes
But it is not limited to some glue mode and a welding manner, such as can be to include the mode such as riveting or screw connection.
To sum up, shell described in the embodiment of the present invention includes framework 101 and back-cover 102, and this framework 101 and back-cover 102 are permissible
By punching press molding respectively, different metal therefore can be used to be respectively prepared framework 101 and back-cover 102.Again by by back-cover 102
Connection button bit 1021 be overlapped on framework 101 inward flange position, and then realize solid with preset mode to framework 101 and back-cover 102
Surely structure is connected as one.Make, due to this shell, the time of CNC processing of being greatly reduced, therefore have that technique is simple, chi
Very little stable, the feature such as production is high and with low cost.Simultaneously because two kinds of different metals can be used to realize group by a glue
Close, the advantage that therefore can have different metal concurrently.
Embodiment two
With reference to Fig. 2, it is shown that the structural representation of another kind of electronic equipment casing, the present embodiment institute in the embodiment of the present invention
The shell provided is on the basis of embodiment one, uses mode for dispensing glue framework 101 and back-cover 102 to be assembled into one structure
Preferred embodiment.
For the structure of back-cover 102, reference in electronic equipment casing another kind of in the clearer description embodiment of the present invention
Fig. 3, it is shown that the structural representation of back-cover 102 in another kind of electronic equipment casing in the embodiment of the present invention.
This shell specifically includes: framework 101 and back-cover 102.In the present embodiment, framework 101 includes hole 1011, back-cover
102 include connecting button bit 1021.
Wherein, back-cover 102 includes connecting button bit 1021, and back-cover 102 is overlapped in framework 101 by this connection button bit 1021
Inward flange position.For example, it is possible to arrange internal button bit in the position that the inward flange of framework 101 is corresponding with connecting button bit 1021, even
Connecing button bit 1021 and be overlapped at this inside button bit, the contact surface connecting button bit 1021 and this inside button bit is framework 101 and the back of the body
The connection end surfaces of lid 102.Preferably, this inside button bit could be arranged to groove shapes, for accommodating corresponding connection button bit
1021, thus play spacing effect to connecting button bit 1021, make the connection between back-cover 102 and framework 101 more stable.
Owing to using the mode of overlap joint framework 101 and back-cover 102 to be combined into one structure, therefore back-cover in this structure
Connection button bit 1021 stress in 102 is less, can not use the material that hardness is higher.In order to make back-cover 102 have preferably
Appearance, back-cover 102 and connection button bit 1021 all can use the metal material that glossiness is higher to make.I.e. it is used for preparing the back of the body
The bimetallic glossiness of lid 102 can be higher than the glossiness of the first metal for preparing framework 101.Such as can use
5 line aluminium alloys, as making the second metal of back-cover 102, owing to 5 line aluminium alloys have preferable anode effect, can present relatively
High metal luster, thus there is preferable appearance, although hardness is relatively low, but due to back-cover 102 non-principal
Stressed member, can not have the highest intensity, and therefore 5 line aluminium alloys are more suitable for making back-cover 102.
And due to back-cover 102 connection button bit 1021 can molding during back-cover 102 is carried out punching press, therefore
Back-cover 102 is made to have the features such as preparation technology is simple, dimensionally stable, production are high and with low cost.
In order to make framework 101 have impact property, it is possible to use have the metal of higher-strength, i.e. it is used for preparing framework
The intensity of first metal of 101 can be higher than the bimetallic intensity for preparing back-cover 102.Such as, 6 line aluminium alloys is strong
Degree, higher than the intensity of 5 line aluminium alloys, has preferable impact resistance, 6 line aluminium alloys therefore can be selected as making framework 101
The first metal.
Concrete, if hole 1011 part-structure of framework 101 is complicated, it is possible to use CNC processing mode is made, its
In, hole 1011 includes at least one in side key hole, USB (universal serial bus) hole and loud-speaker opening, is used for mating electronic equipment and is correlated with
Parts.If the members in framework 101 cannot be made by punching press, it is possible to use the plastic structure being separately made is with a glue
Mode this plastic structure is affixed to correspondence position, so that the structure of framework 101 is more complete.
After framework 101 and back-cover 102 prepare molding respectively by punching press, can be by hot melt glue by framework 101 and the back of the body
Lid 102 is connected to one structure.Wherein, hot melt glue is that one is not required to solvent, the polymerization of moisture free solid meltability
Thing, is solid at normal temperatures, and heating obtains mobility after being molten to uniform temperature, and has certain viscosity, and it is nonpoisonous and tasteless, belongs to ring
Guarantor's type chemical products.
Concrete, in order to realize between framework 101 with back-cover 102 fixing is connected, need framework 101 and back-cover 102
Connection end surfaces carry out laser laser carving so that framework 101 and/or back-cover 102 are connecting the surface spatially network structure of end,
This space network can increase specific surface area, thus increases hot melt glue and framework 101 and the contact area of back-cover 102.
And process, by plasma activation, the surface energy that technique improves the connection end surfaces of framework 101 and back-cover 102.Thus increase metal
Cohesive force for dispensing glue.And then make framework 101 can achieve a fixed connection with back-cover 102.
The glue being additionally, since connection framework 101 and back-cover 102 has nonconducting characteristic, can tie at two metals
Forming the gap with non-conductive characteristic between component, this gap is alternatively referred to as insulating barrier, therefore by framework 101 and back-cover 102
Two feed point as electronic equipment electric wire, it is possible to use this insulating barrier is prevented effectively from two hardware frameworks 101 and the back of the body
Form shielding space between lid 102, and then avoid affecting the transmitting of aerial signal, make this structure meet electronics and antenna is wanted
Ask.And prior art needs to use to carry out being molded after nanometer micropore technology again and just can divide the housing into some respectively as feedback
Point, and then realize antenna function.Compared with prior art, the shell with this structure not only simplify technique, and makes cost
It is greatly reduced.
To sum up, shell described in the embodiment of the present invention includes framework 101 and back-cover 102, and wherein, framework 101 includes hole
1011, back-cover 102 includes connecting button bit 1021.Therefore this framework 101 and back-cover 102 all can may be used by punching press molding respectively
To use the metal with different hardness and glossiness to be respectively prepared framework 101 and back-cover 102, so that the system to this shell
Become to have the features such as technique is simple, dimensionally stable, production are high and with low cost.And make this shell can have difference concurrently
The advantage of metal.Further, since the glue connecting framework 101 and back-cover 102 has nonconducting characteristic, therefore framework 101 He
Back-cover 102 can not only simplify technique directly as the two of electronic equipment electric wire feed point, and make cost significantly be dropped
Low.
Embodiment three
With reference to Fig. 4, it is shown that the structural representation of another electronic equipment casing in the embodiment of the present invention, the present embodiment institute
The shell provided is on the basis of embodiment one, uses the mode of welding framework 101 and back-cover 102 to be assembled into one structure
Preferred embodiment.
This shell specifically includes: framework 101 and back-cover 102.In the present embodiment, framework 101 includes hole 1011, back-cover
102 include connecting button bit 1021.
Wherein, back-cover 102 includes connecting button bit 1021, and back-cover 102 is overlapped in framework 101 by this connection button bit 1021
Inward flange position.For example, it is possible to arrange internal button bit in the position that the inward flange of framework 101 is corresponding with connecting button bit 1021, even
Connecing button bit 1021 and be overlapped at this inside button bit, the contact surface connecting button bit 1021 and this inside button bit is framework 101 and the back of the body
The connection end surfaces of lid 102.
Owing to using the mode of overlap joint framework 101 and back-cover 102 to be combined into one structure, therefore back-cover in this structure
Connection button bit 1021 stress in 102 is less, can not use the material that hardness is higher.In order to make back-cover 102 have preferably
Appearance, back-cover 102 and connection button bit 1021 all can use the metal material that glossiness is higher to make.I.e. it is used for preparing the back of the body
The bimetallic glossiness of lid 102 can be higher than the glossiness of the first metal for preparing framework 101.Such as can use
5 line aluminium alloys, as making the second metal of back-cover 102, owing to 5 line aluminium alloys have preferable anode effect, can present relatively
High metal luster, thus there is preferable appearance, therefore 5 line aluminium alloys are more suitable for making back-cover 102.
And due to back-cover 102 connection button bit 1021 can molding during back-cover 102 is carried out punching press, therefore
Back-cover 102 is made to have the features such as preparation technology is simple, dimensionally stable, production are high and with low cost.
In order to make framework 101 have impact property, it is possible to use have the metal of higher-strength, i.e. it is used for preparing framework
The intensity of first metal of 101 can be higher than the bimetallic intensity for preparing back-cover 102.Such as, 6 line aluminium alloys is strong
Degree, higher than the intensity of 5 line aluminium alloys, has preferable impact resistance, 6 line aluminium alloys therefore can be selected as making framework 101
The first metal.
Concrete, if hole 1011 part-structure of framework 101 is complicated, it is possible to use CNC processing mode is made, its
In, hole 1011 includes at least one in side key hole, USB (universal serial bus) hole and loud-speaker opening, is used for mating electronic equipment and is correlated with
Parts.If the members in framework 101 cannot be made by punching press, it is possible to use the plastic structure being separately made is with a glue
Mode this plastic structure is affixed to correspondence position, so that the structure of framework 101 is more complete.
After framework 101 and back-cover 102 prepare molding respectively by punching press, can be by framework 101 He by the way of welding
Back-cover 102 is connected to one structure.Preferably, welding manner can be friction welding, ultrasonic bonding or laser welding.
Concrete, in order to realize between framework 101 with back-cover 102 fixing is connected, to framework 101 and back-cover 102
Before connecting end surfaces welding, need the connection end surfaces of framework 101 with back-cover 102 is carried out laser laser carving, to remove connection
The oxide layer of end surfaces, thus strengthen the pulling capacity of welding, and then reinforce the connection between framework 101 and back-cover 102.
To sum up, shell described in the embodiment of the present invention includes framework 101 and back-cover 102, and wherein, framework 101 includes hole
1011, back-cover 102 includes connecting button bit 1021.Therefore this framework 101 and back-cover 102 all can may be used by punching press molding respectively
To use the metal with different hardness and glossiness to be respectively prepared framework 101 and back-cover 102, so that the system to this shell
Become to have the features such as technique is simple, dimensionally stable, production are high and with low cost.And make this shell can have difference concurrently
The advantage of metal.
Embodiment four
The embodiment of the present invention provides a kind of electronic equipment, uses the shell described in above-described embodiment.Then this electronic equipment bag
Including apparatus body and shell, this shell is wrapped in outside apparatus body.
This shell includes: framework and back-cover.
Wherein, framework can include hole, and this hole is used for mating electronic equipment associated components, such as, makes electronic equipment
Button can protrude from outside framework or realize external equipment and the connection of this electronic equipment by hole or electronics is set
The sound that preparation goes out propagates to space outerpace through shell.
Framework and back-cover are the most independently prepared molding, and therefore framework and back-cover all can pass through punch forming, Er Qieke
To be made up of different metal.
After framework and back-cover prepare molding respectively by punching press, by the connection end surfaces of framework and back-cover at laser carving
Reason, then framework and back-cover be connected to one structure by modes such as a glue, welding, riveting or screw connections.
Visible, the electronic equipment in the embodiment of the present invention is by using this shell, it is possible to use different metal is respectively prepared
Framework and back-cover, and owing to surface to be connected to framework and back-cover carries out laser carving process, therefore by a glue, welding, riveting
Connect in succession or the mode such as screw connection using framework and back-cover as two kinds of metals be connected to one structure time, can be the most firm
Gu.So that this shell is made, there is the features such as technique is simple, dimensionally stable, production are high and with low cost.With
Time owing to the combination of two kinds of different metals can be used to make this shell, the advantage that therefore can have different metal concurrently.
Embodiment five
With reference to Fig. 5, it is shown that the flow chart of a kind of shell preparation method in the embodiment of the present invention.
Step 501, by framework and back-cover punch forming.
Concrete, this shell includes framework and back-cover, and this framework and back-cover play the effect hiding electronic equipment jointly.
Owing to only therefore can need to be not required to use CNC (Computer by punch table by framework and back-cover punch forming
Numerical Control, computer digital control machine tool) it is processed, just can be with the shell of electronic equipment.
Wherein, punch table passes through motor-driven flywheel, and drives crank connecting link machine by clutch drive gear
Structure makes slide block move up and down, and drives drawing die that sheet material, band, tubing and section bar etc. are applied external force, is allowed to produce plasticity shape
Become, thus obtain the workpiece of required form and size.Punching press, as the efficient production method of one, has compared with CNC processing
The features such as technique is simple, dimensionally stable, production are high and with low cost.
Owing in embodiments of the present invention, framework and back-cover are processed into respectively as independent structural member, the most permissible
Different metals is used to make framework and back-cover.It is, for example possible to use there are 6 line aluminium alloys of higher-strength as making framework
The first metal, use there are 5 line aluminium alloys of higher gloss degree as the second metal making back-cover.Concrete, can make
With the punch tables of 150～500 tons and the progressive die, 6 line aluminium alloys are struck out framework, it is possible to use 100～500 tons rush
5 line aluminium alloys are struck out back-cover by pressing machine table and conventional mould.
Step 502, by least one technique in polishing, polishing, sandblasting and anodic oxidation, carries out table to framework and back-cover
Face processes.
In order to strengthen the appearance of framework and back-cover, after by punch table by framework and back-cover punch forming, also
The framework to molding and back-cover is needed to carry out surface process.Concrete, operation that surface processes include polishing, polishing, sandblasting and
The techniques such as anodic oxidation.
Wherein, polish and polishing is akin technique.Polishing i.e. makes framework and back-cover table by the thickest abrasive material
Face is smooth, and polishing i.e. promotes the glossiness of framework and back-cover further by relatively thin abrasive material.Such as, the present embodiment is selected
The sand paper of 300～No. 1000 carries out sanding and polishing, can first use the sand paper of No. 500 to framework and back-cover in a preferred embodiment
Polish, re-use No. 800, framework and back-cover be progressively polished by mechanical hand or grinding wheel by the sand paper of No. 1000.
Blasting craft is the technique prepared for anode oxidation process, utilizes percussion cleaning and the roughening of high speed sand flow
Framework and the process on back-cover surface.Employing compressed air is power, by forming high velocity spray beam by material spray high velocity jet to frame
Body and back-cover surface, make the mechanical performance on framework and back-cover surface be improved, and therefore improves the fatigue resistance of framework, thus
The adhesive force between the coating of this framework and back-cover and the formation of follow-up anodized can be increased, extend the durable of coating
Property.It is, for example possible to use automatic sand-blasting machine, spray gun pressure 1～5 kilograms, sand mold is 100～No. 220 zircon sand mixed sand, sprays
Put into after sand and anode oxidation groove liquid carries out anodized surface process.
Anode oxidation process is to pass through chemical reaction in the electrolytic solution so that aluminum alloy surface plate one layer of compact aluminum oxide with
Promote framework and the non-oxidizability of back-cover, and dyeed, so that framework and back-cover can possess gorgeous by electrolytic coloring
Color.And then make the framework with good appearance effect.
Step 503, is fixedly connected into described shell by framework and back-cover by preset mode.
After framework and back-cover prepare molding respectively by punching press, then by preset mode, framework and back-cover are fixedly connected as
Integrative-structure.Wherein, the preset mode of the structure that framework and back-cover is connected to one include but not limited to a glue mode and
Welding manner, such as can be to include the mode such as riveting or screw connection.
To sum up, the embodiment of the present invention by punch table by framework and back-cover punch forming, then by polishing, polish, spray
At least one technique in sand and anodic oxidation, after framework and back-cover are carried out surface process, by framework with back-cover by preset side
Formula is fixedly connected into this shell.Because by punch forming, therefore framework and back-cover all can have that technique is simple, dimensionally stable, amount
The features such as producing property is high and with low cost.And due to can use two kinds of different metals by a glue, welding, riveting or
The modes such as screw connection realize combination, the advantage that therefore can have different metal concurrently.To solve prior art housing manufacturer
The method course of processing is relatively complicated, cost is high, and the more weak problem of shell bulk strength manufactured.
Embodiment six
With reference to Fig. 6, it is shown that the flow chart of another kind of shell preparation method in the embodiment of the present invention.The present embodiment is provided
Shell preparation method be on the basis of embodiment five, use mode for dispensing glue framework and back-cover to be assembled and be structure as a whole
Preferred embodiment.
Step 601, by framework and back-cover punch forming.
Owing to framework and back-cover, as independent structural member, are processed into respectively in embodiments of the present invention.Therefore punching press
Board, by stamping forming to framework and back-cover step, specifically includes:
Step 6011, the first metal stamping is become framework by punch table, and wherein, framework includes hole, and this hole includes side
In key hole, USB (universal serial bus) hole and loud-speaker opening at least one.
Owing to electronic equipment is played a protective role by framework, need there is higher intensity to avoid stress deformation.Such as,
6 line aluminium alloys can be used to make framework as the first metal.Although 6 line aluminium alloy appearance are not so good as 5 line aluminium alloys, but have
There is higher intensity, the framework made with 6 line aluminium alloys, can effectively promote the intensity of framework in shell, thus avoid electronics
Equipment in use framework deforms, and is effectively improved the reliability of use.Owing to this framework area is relatively small, because of
This is relative to appearance, focuses more on the intensity of material, thus the advantage making full use of 6 line aluminium alloys.Concrete, can make
With the punch table of preset pressure, 6 line aluminium alloys are struck out framework, such as can use 200 tons of pressure punch table and
The progressive die, by model be 6061, thickness be that the high intensity 6 line aluminium alloy sheet stamping of 0.8mm becomes framework.
Concrete, if the hole portion separation structure of framework is complicated, it is possible to use CNC processing mode is made, wherein, hole
Including in side key hole, USB (universal serial bus) hole and loud-speaker opening at least one, be used for mating electronic equipment associated components or periphery
Product.If the members in framework cannot be made by punching press, it is possible to use the plastic structure being separately made is with for dispensing glue
This plastic structure is affixed to correspondence position by mode, so that the structure of framework is more complete.
Step 6012, the second metal stamping is become back-cover by punch table, and wherein, back-cover includes connecting button bit, and back-cover is passed through
This connection button bit is overlapped in framework, is connected formation shell with framework.
Owing to back-cover needs possess preferable appearance, and owing to major part area is exposed to external environment, need
Possess good stability, i.e. need possess the characteristics such as anticorrosive.Therefore can use and there is higher gloss degree and stability
Metal makes back-cover as the second metal.It is for instance possible to use 5 line aluminium alloys make back-cover as the second metal.5 line aluminium alloys
There is good metal-like, and by anodizing, plate one layer of compact aluminum oxide in aluminum alloy surface, and be electrolysed
Color is dyeed, and is possible not only to possess good stability, and can possess gorgeous color, so that framework has excellent
Different appearance.Concrete, it is possible to use 5 line aluminium alloys are struck out back-cover by the punch table of preset pressure, the most permissible
Use the punch table of 100 tons of pressure and traditional dies, by model be 5052, thickness be the aluminium alloy thick plate punching press of 0.6 millimeter
Become back-cover.
Step 602, by least one technique in polishing, polishing, sandblasting and anodic oxidation, carries out table to framework and back-cover
Face processes.
In order to strengthen the appearance of framework and back-cover, after by punch table by framework and back-cover punch forming, also
The framework to molding and back-cover is needed to carry out surface process.Concrete, operation that surface processes include polishing, polishing, sandblasting and
The techniques such as anodic oxidation.
Wherein, polish and polishing is akin technique.Polishing i.e. makes framework and back-cover table by the thickest abrasive material
Face is smooth, and polishing i.e. promotes the glossiness of framework and back-cover further by relatively thin abrasive material.For example, it is possible to first use
Framework and back-cover are polished by the sand paper of No. 500, re-use No. 800, the sand paper of No. 1000 by mechanical hand or grinding wheel by
Framework and back-cover are polished by step.
Blasting craft is the technique prepared for anode oxidation process, utilizes percussion cleaning and the roughening of high speed sand flow
Framework and the process on back-cover surface.Employing compressed air is power, by forming high velocity spray beam by material spray high velocity jet to frame
Body and back-cover surface, make the mechanical performance on framework and back-cover surface be improved, therefore improve the resisting fatigue of framework and back-cover
Property, such that it is able to the adhesive force increased between the coating of this framework and back-cover and the formation of follow-up anodized, extend painting
The durability of layer.It is, for example possible to use automatic sand-blasting machine, spray gun pressure 1～5 kilograms, sand mold is No. 180 zircon sand mixed sand, enters
Put into after row sandblasting and anode oxidation groove liquid carries out anodized surface process.
Anode oxidation process is to pass through chemical reaction in the electrolytic solution so that aluminum alloy surface plate one layer of compact aluminum oxide with
Promote framework and the non-oxidizability of back-cover, and dyeed, so that framework and back-cover can possess gorgeous by electrolytic coloring
Color.And then make the framework with good appearance effect.
Step 603, carries out laser laser carving to framework and/or back-cover, forms space network.
Concrete, in order to increase the adhesion strength after framework and back-cover point glue, need framework and/or back-cover are carried out laser
Laser carving, is engraved as spatial lattice structure by the end surfaces to be connected of framework and/or back-cover.Preferably, can be by framework and back-cover
Two parts all carry out laser laser carving, at utmost to improve the adhesion strength of framework and back-cover.It is for instance possible to use power is 50
～100 kilowatts, frequency be the laser of 10～40 kilowatts, with the mesh spacing of 0～0.5 millimeter and the light of 0.01～0.5 millimeter
Spot diameter, is engraved as stereoscopic grid shape by the correspondence position of framework.This space network can increase specific surface area, thus
Increase hot melt glue and framework and the contact area of back-cover.And then promote the framework being made up of different metal and back-cover to paste
Together, composition is firmly fixed attachment structure.
Wherein, it is a kind of optical principle technique of carrying out surface process that laser laser carving i.e. laser machines, and utilizes laser instrument
The high-strength focused laser beam launched, at focal point, makes material oxidation thus is processed it.And by setting running orbit,
Material surface is engraved as given shape.
Step 604, carries out plasma activation process to the space network formed through laser laser carving.
Concrete, in order to increase the adhesion strength of framework and back-cover, in addition it is also necessary to framework and/or back-cover through laser laser carving
The space network formed carries out plasma activation process, to increase surface energy, thus promotes the frame being made up of different metal
Body and back-cover can be pasted together, and composition is firmly fixed attachment structure.
Wherein, plasma activation processes and refers to that first passing through radio-frequency power supply build-up of luminance photoreaction under certain pressure condition produces
High-octane unordered plasma, then by plasma bombardment material surface, thus realize the cleaning to material surface with
And modified, and then the surface energy of lifting material surface, make material have more preferable caking property.
Step 605, is fixedly connected into shell by framework and back-cover by hot melt glue.
For the shell of the structure that makes finally to be combined as a whole through the framework of above-mentioned process and back-cover, this step is specifically wrapped
Include:
Step 6051, is positioned framework and back-cover by tool.
Step 6052, uses hot melt glue that framework and back-cover are carried out a glue.
Concrete, it is possible to use the hot melt glue that can mate with metal surface, after preheating Preset Time under preset temperature,
By point gum machine, framework and back-cover are carried out a glue.It is, for example possible to use Fuller 302 type hot melt glue, first 120 degrees Celsius of temperature
The lower preheating of degree 20 minutes, then connects the hot melt glue after preheating the button bit of framework and back-cover with the glue amount of 60～80 milligrams
Position carries out a glue.
Wherein, hot melt glue is that one is not required to solvent, moisture free solid fusible polymer, is solid at normal temperatures
Body, heating is molten to uniform temperature and becomes flowing, and has the liquid of certain viscosity, and it is nonpoisonous and tasteless, belongs to environmental-protecting chemical and produces
Product.
Step 6053, will pass through tool pressing pressurize through framework for dispensing glue and back-cover.
Wherein, the tool for pressing can use bakelite tool, carries out pressing by this tool, and under set pressure
Pressurize preset time period, to be prepared as complete shell.Such as, carry out pressing with the pressure of 20 kilograms, and pressurize 6 hours, with will
Framework and back-cover are fixedly connected into shell by hot melt glue.
To sum up, the embodiment of the present invention by punch table by framework and back-cover punch forming, then by framework and/or the back of the body
Lid carries out laser laser carving, and the end surfaces to be connected of framework and/or back-cover is engraved as spatial lattice structure, and to through laser radium
The space network that carving is formed carries out plasma activation and processes to increase surface energy, in order to framework and back-cover are passed through hot melt
Glue is fixedly connected into shell.Because by punch forming, therefore framework and back-cover all can have that technique is simple, dimensionally stable, amount
The features such as producing property is high and with low cost.And owing to two kinds of different metals can be used to realize combination by a glue, therefore may be used
With the advantage having different metal concurrently.To solve, the prior art housing manufacture method course of processing is relatively complicated, cost is high, and system
The problem that the shell bulk strength made is more weak.Additionally, due to there is nonconducting characteristic owing to connecting the glue of framework and back-cover,
Therefore framework and back-cover can not only simplify technique directly as the two of electronic equipment electric wire feed point, and make cost obtain
To being greatly reduced.
Embodiment seven
With reference to Fig. 7, it is shown that the flow chart of another shell preparation method in the embodiment of the present invention.The present embodiment is provided
Shell preparation method be on the basis of embodiment five, use the mode of welding framework and back-cover to be assembled and be structure as a whole
Preferred embodiment.
Step 701, by framework and back-cover punch forming.
Owing to framework and back-cover, as independent structural member, are processed into respectively in embodiments of the present invention.Therefore punching press
Board, by stamping forming to framework and back-cover step, specifically includes:
Step 7011, the first metal stamping is become framework by punch table, and wherein, framework includes hole, and this hole includes side
In key hole, USB (universal serial bus) hole and loud-speaker opening at least one.
Owing to electronic equipment is played a protective role by framework, need there is higher intensity to avoid stress deformation.Such as,
6 line aluminium alloys can be used to make framework as the first metal.Although 6 line aluminium alloy appearance are not so good as 5 line aluminium alloys, but have
There is higher intensity, the framework made with 6 line aluminium alloys, can effectively promote the intensity of framework in shell, thus avoid electronics
Equipment in use framework deforms, and is effectively improved the reliability of use.Owing to this framework area is relatively small, because of
This is relative to appearance, focuses more on the intensity of material, thus the advantage making full use of 6 line aluminium alloys.Concrete, can make
With the punch table of preset pressure, 6 line aluminium alloys are struck out framework, such as can use 200 tons of pressure punch table and
The progressive die, by model be 6061, thickness be that the high intensity 6 line aluminium alloy sheet stamping of 0.8mm becomes framework.
Concrete, if the hole portion separation structure of framework is complicated, it is possible to use CNC processing mode is made, wherein, hole
Including in side key hole, USB (universal serial bus) hole and loud-speaker opening at least one, be used for mating electronic equipment associated components or periphery
Product.If the members in framework cannot be made by punching press, it is possible to use the plastic structure being separately made is with for dispensing glue
This plastic structure is affixed to correspondence position by mode, so that the structure of framework is more complete.
Step 7012, the second metal stamping is become back-cover by punch table, and wherein, back-cover includes connecting button bit, and back-cover is passed through
This connection button bit is overlapped in framework, is connected formation shell with framework.
Owing to back-cover needs possess preferable appearance, and owing to major part area is exposed to external environment, need
Possess good stability, i.e. need possess the characteristics such as anticorrosive.Therefore can use and there is higher gloss degree and stability
Metal makes back-cover as the second metal.It is for instance possible to use 5 line aluminium alloys make back-cover as the second metal.5 line aluminium alloys
There is good metal-like, and by anodizing, plate one layer of compact aluminum oxide in aluminum alloy surface, and be electrolysed
Color is dyeed, and is possible not only to possess good stability, and can possess gorgeous color, so that framework has excellent
Different appearance.Concrete, it is possible to use 5 line aluminium alloys are struck out back-cover by the punch table of preset pressure, the most permissible
Use the punch table of 100 tons of pressure and traditional dies, by model be 5052, thickness be the aluminium alloy thick plate punching press of 0.6 millimeter
Become back-cover.
Step 702, by least one technique in polishing, polishing, sandblasting and anodic oxidation, carries out table to framework and back-cover
Face processes.
In order to strengthen the appearance of framework and back-cover, after by punch table by framework and back-cover punch forming, also
The framework to molding and back-cover is needed to carry out surface process.Concrete, operation that surface processes include polishing, polishing, sandblasting and
The techniques such as anodic oxidation.
Wherein, polish and polishing is akin technique.Polishing i.e. makes framework and back-cover table by the thickest abrasive material
Face is smooth, and polishing i.e. promotes the glossiness of framework and back-cover further by relatively thin abrasive material.For example, it is possible to first use
Framework and back-cover are polished by the sand paper of No. 500, re-use No. 800, the sand paper of No. 1000 by mechanical hand or grinding wheel by
Framework and back-cover are polished by step.
Blasting craft is the technique prepared for anode oxidation process, utilizes percussion cleaning and the roughening of high speed sand flow
Framework and the process on back-cover surface.Employing compressed air is power, by forming high velocity spray beam by material spray high velocity jet to frame
Body and back-cover surface, make the mechanical performance on framework and back-cover surface be improved, therefore improve the resisting fatigue of framework and back-cover
Property, such that it is able to the adhesive force increased between the coating of this framework and back-cover and the formation of follow-up anodized, extend painting
The durability of layer.It is, for example possible to use automatic sand-blasting machine, spray gun pressure 1～5 kilograms, sand mold is No. 180 zircon sand mixed sand, enters
Put into after row sandblasting and anode oxidation groove liquid carries out anodized surface process.
Anode oxidation process is to pass through chemical reaction in the electrolytic solution so that aluminum alloy surface plate one layer of compact aluminum oxide with
Promote framework and the non-oxidizability of back-cover, and dyeed, so that framework and back-cover can possess gorgeous by electrolytic coloring
Color.And then make the framework with good appearance effect.
Step 703, carries out laser laser carving to framework and back-cover, removes framework and is connected the oxide layer of end surfaces with back-cover.
Concrete, in order to increase the pulling capacity after framework is welded with back-cover, need framework and back-cover (especially button bit company
Connect position) carry out laser laser carving, the oxide layer of framework and the end surfaces to be connected of back-cover is removed, to expose metal level, thus
The metal level composition making framework and back-cover is firmly fixed attachment structure.
Step 704, is fixedly connected by welding into shell by framework with back-cover.
For the shell of the structure that makes finally to be combined as a whole through the framework of above-mentioned process and back-cover, this step is specifically wrapped
Include:
Step 7041, is fixed framework and back-cover by tool and positions.
Specifically, by localization tool, framework and back-cover are fixed and be positioned on laser-beam welding machine.
Step 7042, uses laser-beam welding machine to weld described framework with the connection end of described back-cover.
Concrete, the connection button bit position of back-cover can be carried out spot welding, framework and back-cover are connected into entirety, composition electricity
The shell of subset.
To sum up, the embodiment of the present invention by punch table by framework and back-cover punch forming, then by framework and back-cover
Carry out laser laser carving, remove framework and be connected the oxide layer of end surfaces with back-cover, in order to by framework with back-cover by being welded and fixed
Connect into shell.Due to framework and back-cover all can therefore be had that technique is simple by punch forming, dimensionally stable, production high with
And the feature such as with low cost.And owing to two kinds of different metals can be used to realize combination by a glue, therefore can have concurrently not
Advantage with metal.To solve, the prior art housing manufacture method course of processing is relatively complicated, cost is high, and the shell manufactured
The problem that bulk strength is more weak.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe, each embodiment weight
Point explanation is all the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
Although having been described for the preferred embodiment of the embodiment of the present invention, but those skilled in the art once knowing base
This creativeness concept, then can make other change and amendment to these embodiments.So, claims are intended to be construed to
The all changes including preferred embodiment and falling into range of embodiment of the invention and amendment.
Finally, in addition it is also necessary to explanation, in this article, the relational terms of such as first and second or the like be used merely to by
One entity or operation separate with another entity or operating space, and not necessarily require or imply these entities or operation
Between exist any this reality relation or order.And, term " includes ", " comprising " or its any other variant meaning
Containing comprising of nonexcludability, so that include that the process of a series of key element, method, article or terminal unit not only wrap
Include those key elements, but also include other key elements being not expressly set out, or also include for this process, method, article
Or the key element that terminal unit is intrinsic.In the case of there is no more restriction, by wanting that statement " including ... " limits
Element, it is not excluded that there is also other identical element in including the process of described key element, method, article or terminal unit.
Being described in detail technical scheme provided by the present invention above, specific case used herein is to this
Bright principle and embodiment are set forth, the explanation of above example be only intended to help to understand the method for the present invention and
Core concept；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, in detailed description of the invention and application
All will change in scope, in sum, this specification content should not be construed as limitation of the present invention.
Claims (12)
1. the shell of an electronic equipment, it is characterised in that described shell includes: framework and back-cover；
Described framework and described back-cover are by punch forming, and wherein, described framework is made up of the first metal, and described back-cover is by second
Metal is made；
Described back-cover includes connecting button bit, and wherein, described back-cover is overlapped in described framework inward flange by described connection button bit；
Described framework is connected so that preset mode is fixing with described back-cover.
Shell the most according to claim 1, it is characterised in that
The intensity of described first metal is higher than described bimetallic intensity；
Described bimetallic glossiness is higher than the glossiness of described first metal.
Shell the most according to claim 2, it is characterised in that described framework and described back-cover are solid according to following preset mode
Fixed connection:
Described framework is connected so that a glue mode is fixing with described back-cover；Or
Described framework is connected so that welding manner is fixing with described back-cover；Or
Described framework is connected so that riveting method is fixing with described back-cover；Or
Described framework is connected so that screw mode is fixing with described back-cover.
Shell the most according to claim 3, it is characterised in that
If described framework is connected, then so that a glue mode is fixing with described back-cover
Described framework is the space network obtained after laser carving and activation processing with the end surfaces that connects of described back-cover；
Described framework and described back-cover are respectively two feed point of described electronic equipment electric wire.
Shell the most according to claim 3, it is characterised in that
If described framework is connected, then so that welding manner is fixing with described back-cover
Described framework and described back-cover are that the end surfaces that connects processed through laser carving removes the metal material of removing oxide layer.
Shell the most according to claim 1, it is characterised in that described framework also includes hole, described hole include side by
In keyhole, USB (universal serial bus) hole and loud-speaker opening at least one.
7. an electronic equipment, it is characterised in that use the shell as described in any one of the claims 1 to 6.
8. a shell preparation method, it is characterised in that described method includes:
By framework and back-cover punch forming, wherein, described framework is made up of the first metal, and described back-cover is made up of the second metal；
By at least one technique in polishing, polishing, sandblasting and anodic oxidation, described framework and described back-cover are carried out surface
Reason；
Described framework and described back-cover are fixedly connected into described shell by preset mode.
Method the most according to claim 8, it is characterised in that described by stamping forming to framework and back-cover step, including:
Described first metal stamping is become described framework；
Described second metal stamping becomes described back-cover, and wherein, described back-cover includes connecting button bit, and described connection button bit is for even
Connect described framework；
Wherein, the intensity of described first metal is higher than described bimetallic intensity, and described bimetallic glossiness is higher than institute
State the glossiness of the first metal.
Method the most according to claim 8, it is characterised in that described by framework and described back-cover according to following preset side
Formula is fixedly connected into described shell:
Described framework is connected so that a glue mode is fixing with described back-cover；Or
Described framework is connected so that welding manner is fixing with described back-cover；Or
Described framework is connected so that riveting method is fixing with described back-cover；Or
Described framework is connected so that screw mode is fixing with described back-cover.
11. methods according to claim 10, it is characterised in that described framework and back-cover are connected so that a glue mode is fixing
Step, including:
The connection end surfaces of described framework with described back-cover is processed；By fixed by tool to described framework and described back-cover
Position；Use hot melt glue that described framework and described back-cover are carried out a glue；To lead to through described framework for dispensing glue and described back-cover
Cross tool pressing pressurize；
Wherein, described framework is connected with back-cover the step that end surfaces processes, including:
The connection end surfaces of described framework with described back-cover is obtained space network by laser laser carving；To described stereoscopic graticule
Shape structure carries out plasma activation process.
12. methods according to claim 10, it is characterised in that described framework and back-cover are connected so that welding manner is fixing
Step, including:
The connection end surfaces of described framework with described back-cover is processed；By fixed by tool to described framework and described back-cover
Position；Use laser-beam welding machine that described framework is welded with the connection end of described back-cover；
Wherein, described framework is connected with back-cover the step that end surfaces processes, including:
Remove described framework by laser laser carving and be connected the oxide layer of end surfaces with described back-cover.
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| CN201610933916.1A CN106304707A (en) | 2016-10-31 | 2016-10-31 | The shell of a kind of electronic equipment and shell preparation method |
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| CN201610933916.1A CN106304707A (en) | 2016-10-31 | 2016-10-31 | The shell of a kind of electronic equipment and shell preparation method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107087364A (en) * | 2017-05-09 | 2017-08-22 | 广东欧珀移动通信有限公司 | Metal center processing technology, metal center and electronic installation |
| CN107486463A (en) * | 2017-08-28 | 2017-12-19 | 杭州耕德电子有限公司 | Inferior aluminum strip hot melt dismounting refitting technique on a kind of handset front case |
| CN107695549A (en) * | 2017-10-31 | 2018-02-16 | 广东欧珀移动通信有限公司 | Method for producing shell, housing and mobile terminal |
| WO2019140765A1 (en) * | 2018-01-17 | 2019-07-25 | 广东长盈精密技术有限公司 | Riveted metal middle frame and electronic device |
| CN111468890A (en) * | 2020-03-13 | 2020-07-31 | 江苏镁度智能设备制造有限公司 | Processing method of metal frame of mobile phone |
| CN111791021A (en) * | 2020-06-01 | 2020-10-20 | 江门市伊尔乐厨卫电器有限公司 | Production method of titanium-aluminum composite material pot |
| CN111842594A (en) * | 2020-08-04 | 2020-10-30 | 昆山爱米特激光科技有限公司 | Process for manufacturing mirror LOGO on metal sand blasting surface |
| WO2022197278A1 (en) * | 2021-03-15 | 2022-09-22 | Hewlett-Packard Development Company, L.P. | Covers for electronic devices |
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| CN205377955U (en) * | 2016-01-15 | 2016-07-06 | 廖冬华 | Cell -phone center and backplate shell |
| CN205453804U (en) * | 2015-12-30 | 2016-08-10 | 深圳市大富科技股份有限公司 | Cell -phone and frame thereof |
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| CN205453804U (en) * | 2015-12-30 | 2016-08-10 | 深圳市大富科技股份有限公司 | Cell -phone and frame thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087364A (en) * | 2017-05-09 | 2017-08-22 | 广东欧珀移动通信有限公司 | Metal center processing technology, metal center and electronic installation |
| CN107486463A (en) * | 2017-08-28 | 2017-12-19 | 杭州耕德电子有限公司 | Inferior aluminum strip hot melt dismounting refitting technique on a kind of handset front case |
| CN107695549A (en) * | 2017-10-31 | 2018-02-16 | 广东欧珀移动通信有限公司 | Method for producing shell, housing and mobile terminal |
| WO2019140765A1 (en) * | 2018-01-17 | 2019-07-25 | 广东长盈精密技术有限公司 | Riveted metal middle frame and electronic device |
| US11116099B2 (en) | 2018-01-17 | 2021-09-07 | Guangdong Everwin Precision Technology Co., Ltd. | Riveted metal middle frame and electronic device |
| CN111468890A (en) * | 2020-03-13 | 2020-07-31 | 江苏镁度智能设备制造有限公司 | Processing method of metal frame of mobile phone |
| CN111791021A (en) * | 2020-06-01 | 2020-10-20 | 江门市伊尔乐厨卫电器有限公司 | Production method of titanium-aluminum composite material pot |
| CN111842594A (en) * | 2020-08-04 | 2020-10-30 | 昆山爱米特激光科技有限公司 | Process for manufacturing mirror LOGO on metal sand blasting surface |
| WO2022197278A1 (en) * | 2021-03-15 | 2022-09-22 | Hewlett-Packard Development Company, L.P. | Covers for electronic devices |
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Application publication date: 20170104 |