CN106550564A - A kind of terminal bonnet and terminal bonnet preparation method - Google Patents
A kind of terminal bonnet and terminal bonnet preparation method Download PDFInfo
- Publication number
- CN106550564A CN106550564A CN201610942910.0A CN201610942910A CN106550564A CN 106550564 A CN106550564 A CN 106550564A CN 201610942910 A CN201610942910 A CN 201610942910A CN 106550564 A CN106550564 A CN 106550564A
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- China
- Prior art keywords
- button bit
- bonnet
- bonnet body
- bit support
- terminal
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Classifications
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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
- H05K5/03—Covers
-
- 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)
- Injection Moulding Of Plastics Or The Like (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The embodiment of the present invention provides a kind of terminal bonnet and terminal bonnet preparation method.Terminal bonnet includes bonnet body and button bit support, wherein, button bit support is included for connecting the connection button bit of end fitting.Bonnet body is made up by injection mo(u)lding of plastic cement, and button bit support is made of metal by punch forming.Bonnet body is fixedly connected by hot melt glue with button bit support, and it is the space network through activation process to connect end surfaces, so that bonnet body can be realized reliably being fixedly connected by hot melt glue with button bit support.Simultaneously as bonnet body and button bit support can prepare shaping respectively by bi-material, therefore can have the advantage of two kinds of different materials of metal and plastic cement concurrently, and have process is simple, production high and the features such as dimensionally stable.
Description
Technical field
The present embodiments relate to mechanical engineering technical field, more particularly to a kind of preparation method of terminal structure part.
Background technology
In mechanical engineering technical field, structural member is represented with definite shape structure and can bear the structure of load effect
Part.Such as bonnet in terminal is exactly a kind of typical structural member, and the bonnet of terminal is fixed to terminal device by button bit.
The classical production process of structural member typically carries out multiple CNC (Computer Numerical to metallic plate
Control, computer digital control machine tool) processing, to obtain the feature structure and corresponding structural member product of desired structure part.
Although CNC processing has the advantages that high precision, good stability, but is processed by multiple CNC and for aluminium sheet to be processed into structural member product
The time spent in product and relatively costly, process is relatively complicated；Although in addition, plastic cement is with good plasticity, can make
The complicated structural member of forming shape, but it is weaker with button bit intensity made by plastic cement.
The content of the invention
The embodiment of the present invention provides a kind of terminal bonnet and terminal bonnet preparation method, is added with solving existing manufacture method
Work process is relatively complicated, the problem of high cost.
In a first aspect, embodiments providing a kind of terminal bonnet, the bonnet includes：Bonnet body and button bit
Frame；
Button bit support includes connecting button bit, wherein, connection button bit is used to connect end fitting；
Bonnet body passes through injection mo(u)lding, wherein, bonnet body is made up of plastic cement；
Button bit support passes through punch forming, wherein, button bit support is made of metal；
Bonnet body is fixedly connected by hot melt glue with button bit support；
Bonnet body is the space network through activation process with the end surfaces that connect of button bit support.
Second aspect, the embodiment of the present invention additionally provide a kind of electronic equipment, using terminal bonnet as above.
The third aspect, the embodiment of the present invention provide a kind of terminal bonnet preparation method again, including：
By bonnet body injection mo(u)lding, wherein, bonnet body is made up of plastic cement；
By button bit support punch forming, wherein, button bit support is made of metal；
By carrying out laser laser carving to bonnet body and/or button bit support, by bonnet body and/or the company for the treatment of of button bit support
Connect end surfaces and be engraved as spatial lattice structure；
Space network to being formed through laser laser carving carries out plasma activation process；
Bonnet body and button bit support are fixedly connected into into terminal bonnet by hot melt glue.
To sum up, the embodiment of the present invention is after by the injection mo(u)lding of bonnet body and by button bit support punch forming, then leads to
Crossing carries out laser laser carving to bonnet body and/or button bit support, by bonnet body and/or the end surfaces carving to be connected of button bit support
Spatial lattice structure is carved into, and the space network to being formed through laser laser carving carries out plasma activation and processes to increase
Plus surface energy, in order to bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue.Due to bonnet sheet
Body adopt plastic material injection mo(u)lding, therefore have dimensionally stable the characteristics of.Simultaneously as button bit support is rushed using metal material
It is molded, therefore the characteristics of can have process is simple, production high and high intensity.To solve terminal bonnet in prior art
Manufacture method process is relatively complicated, the problem of high cost.
Description of the drawings
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 that needs are used is briefly described, it should be apparent that, drawings in the following description are only some enforcements of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can be with according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of structural representation of terminal bonnet of the embodiment of the present invention；
Fig. 2 is the structural representation of another kind of terminal bonnet of the embodiment of the present invention；
Fig. 3 is a kind of flow chart of terminal bonnet preparation method of the embodiment of the present invention；
Fig. 4 is the flow chart of another kind of terminal bonnet preparation method of the embodiment of the present invention.
Specific 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 is described, it is clear that described embodiment is a part of embodiment of the invention, rather than the embodiment of whole.Based on this
Embodiment in bright, the every other enforcement obtained under the premise of creative work is not made by those of ordinary skill in the art
Example, belongs to the scope of protection of the invention.
Embodiment one
The terminal bonnet provided by the present embodiment can apply to electronic equipment, and the electronic equipment is including but not limited to moved
The equipment such as terminal, computer, TV.
With reference to Fig. 1, a kind of structural representation of terminal bonnet in the embodiment of the present invention is shown.
The terminal bonnet includes：Bonnet body 101 and button bit support 102.
Wherein, button bit support 102 includes connecting button bit 1021, and the connection button bit 1021 is for being connected to end by terminal bonnet
End pieces.Specifically, connect button bit 1021 snapped connection by button bit corresponding with end fitting, realize terminal bonnet with
The assembling of terminal body.For example, if terminal is mobile phone, battery cover of the terminal bonnet for mobile phone, battery cover is by connecting button bit
1021 just can realize freely dismantling relative to mobile phone body, and then battery can be changed.
As bonnet body 101 and button bit support 102 are to separate independently prepared shaping, therefore can for bonnet body 101
With by injection mo(u)lding, button bit support 102 can be by punch forming, and bonnet body 101 and button bit support 102 can be by
Different materials are made, i.e., bonnet body 101 can be made up of plastic cement, and button bit support 102 can be made of metal.Such that it is able to root
According to the different qualities demand of different parts, the material being more suitable for is selected to make corresponding component.
For example, plastic cement has stronger plasticity, can make complex shape, if making bonnet body with plastic cement
101, can be difficult to be bent into the technological difficulties of more complicated interior button with effectively solving metal, and bonnet body 101 can make hole
The complex internal structure such as hole and projection.For another example, stainless steel has stronger intensity, if making button bit with stainless steel
Frame 102, especially makes the connection button bit 1021 of button bit support 102 with stainless steel, can connect button bit in effectively lifting bonnet
1021 intensity, so as to avoid connecting button bit 1021 make or use during there is bending even crack.
After bonnet body 101 and button bit support 102 prepare shaping respectively, then by hot melt glue by 101 He of bonnet body
Button bit support 102 is connected to one structure.Wherein, hot melt glue is not required to solvent for one kind, moisture free solid is fusible
Property polymer, be solid at normal temperatures, heating is molten to uniform temperature and is changed into flowing, and has the liquid of certain viscosity, its nothing
Poison is tasteless, belongs to environmental-protecting chemical product.
Specifically, in order to realize being fixedly connected between bonnet body 101 and button bit support 102, need to bonnet body
101 are carved with the connection end surfaces of button bit support 102, so that bonnet body 101 and/or button bit support 102 are in connection end
Surface spatially network structure, and the company of bonnet body 101 and button bit support 102 is improved by plasma activation PROCESS FOR TREATMENT
Connect the surface energy of end surfaces.So as to increase cohesive force for dispensing glue between different materials.And then make bonnet body 101 and button bit support
102 can achieve a fixed connection.
To sum up, terminal bonnet described in the embodiment of the present invention includes bonnet body 101 and button bit support 102, the bonnet body
101 and button bit support 102 can prepare shaping respectively by different materials, wherein bonnet body 101 can using plastic-injection into
Type, button bit support 102 can adopt metal stamping formed.Further, since to be connected to bonnet body 101 and button bit support 102
Surface carries out engraving and forms space network, and through plasma activation PROCESS FOR TREATMENT, makes bonnet body 101 and button bit support
102 can be achieved a fixed connection by hot melt glue as bi-material, therefore the terminal bonnet can have different materials concurrently
Advantage.And as the terminal bonnet makes technique using what punching press was combined with injection, therefore there is process is simple, production
The features such as high and dimensionally stable.
Embodiment two
With reference to Fig. 2, the structural representation of another kind of terminal bonnet in the embodiment of the present invention is shown, the present embodiment is provided
Terminal bonnet be preferred embodiment on the basis of embodiment one.
The terminal bonnet is specifically included：Bonnet body 101 and button bit support 102.In the present embodiment, bonnet body 101 is wrapped
Include excessive glue groove 1011 and hole 1012.
Wherein, excessive glue groove 1011 is by being molded the groove for being formed, positioned at bonnet body 101 and the company of button bit support 102
End surfaces are connect, the depth of the excessive glue groove 1011 depends on the thickness of bonnet body 101.When to bonnet body 101 and button bit support
102 when carrying out dispensing, and the excessive glue groove 1011 can be used for limiting the region that hot melt glue is covered, in liquid when preventing dispensing
Hot melt glue overflows, it is to avoid non-attached area covers PUR water and produces unnecessary adhesion.Optionally, in button bit support 102
Correspondence position can also arrange excessive glue groove, to strengthen the effect for limiting hot melt glue overlay area.
Hole 1012 be during being molded to bonnet body 101 be molded, i.e., be also by injection mo(u)lding, therefore
The features such as with preparation process is simple, dimensionally stable, high and with low cost production.The hole 1012 include image head bore,
At least one of flash lamp aperture and loud-speaker opening, for reflexless terminal associated components.Additionally, in order that bonnet body 101 with compared with
Good appearance, can be carried out the process of surface treatment such as spraying to bonnet body 101, to strengthen the surface of plastic cement bonnet body
Effect.
Button bit support 102 includes connecting button bit 1021, and the connection button bit 1021 is for being connected to electronic equipment by bonnet
Apparatus body.Specifically, connect button bit 1021 to be snapped connection by button bit corresponding with the apparatus body of electronic equipment, it is real
The assembling of existing bonnet and electronic equipment body.As the connection button bit 1021 needs the normal stress of Jing, so needing higher intensity.
For example, stainless steel has stronger intensity, if making button bit support 102 with stainless steel, especially makes button bit with stainless steel
The connection button bit 1021 of frame 102, connects the intensity of button bit 1021 in can effectively lifting bonnet, so as to avoid connecting button bit 1021
Make or use during there is bending even crack.And as the connection button bit 1021 of button bit support 102 is also right
Button bit support 102 carries out being molded during punching press, hence in so that preparation process is simple, dimensionally stable, production it is high and into
The features such as this is cheap more projects.
After bonnet body 101 and button bit support 102 prepare shaping respectively, hot melt glue can be passed through by bonnet body 101
It is connected to one structure with button bit support 102.Wherein, hot melt glue is not required to solvent for one kind, moisture free solid can
Melt polymeric, is solid at normal temperatures, and heating is molten to uniform temperature and is changed into flowing, and has the liquid of certain viscosity, its
It is nonpoisonous and tasteless, belong to environmental-protecting chemical product.
Specifically, in order to realize being fixedly connected between bonnet body 101 and button bit support 102, need to bonnet body
101 carry out laser laser carving with the connection end surfaces of button bit support 102, so that bonnet body 101 and/or button bit support 102 are even
Connect the surface at end spatially network structure, the space network can increase specific surface area, so as to increase hot melt glue with it is rear
The contact area of lid body 101 and button bit support 102.And bonnet body 101 is improved with button bit by plasma activation process
The surface energy of the connection end surfaces of frame 102.So as to increase cohesive force for dispensing glue between different materials.And then make bonnet body 101 with
Button bit support 102 can achieve a fixed connection.
To sum up, terminal bonnet described in the embodiment of the present invention includes bonnet body 101 and button bit support 102, wherein, bonnet sheet
Body 101 includes excessive glue groove 1011 and hole 1012, and button bit support 102 includes connecting button bit 1021.The bonnet body 101 and button bit
Support 102 prepares shaping respectively by different materials, and the wherein hole 1012 in bonnet body 101 and bonnet body 101 can be with
It is molded using plastic-injection, button bit support 102 can adopt metal stamping formed.Further, since to bonnet body 101 and button bit
102 surface to be connected of support carries out engraving and forms space network, and through plasma activation process, makes bonnet body 101
Can be achieved a fixed connection by hot melt glue as bi-material with button bit support 102.Therefore the terminal bonnet can have concurrently
The advantage of different materials, and as the terminal bonnet makes technique using what punching press was combined with injection, therefore there is technique
Simply, production is high and the features such as dimensionally stable.Simultaneously as excessive glue groove 1011 is set in connection end surfaces, such that it is able to
Hot melt glue when effectively preventing dispensing in liquid overflows.
Embodiment three
The embodiment of the present invention provides a kind of electronic equipment using the terminal bonnet described in above-described embodiment.
The terminal bonnet includes：Bonnet body and button bit support.
Wherein, button bit support includes connecting button bit, and the connection button bit is for being connected to end fitting by terminal bonnet.Specifically
, connection button bit is snapped connection by button bit corresponding with end fitting, realizes the assembling of terminal bonnet and terminal body.
Bonnet body and button bit support are to separate independently prepared shaping, therefore bonnet body and button bit support can be adopted
The independently prepared shaping of simple process, and can be made from a different material.
After bonnet body and button bit support prepare shaping respectively, the connection end surfaces of bonnet body and button bit support are also passed through
Laser carving and plasma activation PROCESS FOR TREATMENT, then bonnet body and button bit support are connected to one knot by hot melt glue
Structure.
It can be seen that, the electronic equipment in the embodiment of the present invention is by using the terminal bonnet, it is possible to use different materials are distinguished
Bonnet body and button bit support are made, and forms three-dimensional as engraving is carried out to bonnet body and button bit support surface to be connected
Network structure, and through plasma activation PROCESS FOR TREATMENT, therefore bonnet body and button bit support is led to as bi-material
Cross hot melt glue to achieve a fixed connection.So that making with process is simple, dimensionally stable, production to the terminal bonnet
High and with low cost the features such as.Simultaneously because can realize combining by dispensing using two kinds of different materials, therefore can be with simultaneous
The advantage of tool different materials.
Example IV
With reference to Fig. 3, a kind of flow chart of terminal bonnet preparation method in the embodiment of the present invention is shown.
Step 301, by bonnet body injection mo(u)lding.
Specifically, terminal bonnet includes bonnet body and button bit support, and wherein bonnet body is played to cover terminal and protected
Effect.Due to needing the button bit support with higher-strength independently prepared in addition, therefore the bonnet body can be by injection
Plastic-injection is molded by machine, is entered CNC (Computer Numerical Control, computer digital control machine tool) is not used
In the case of row processing, the bonnet body with the labyrinth such as hole and projection just can be made.
Wherein, injection machine can regulation time in by a number of plastic cement heating plasticizing after, in certain pressure
Under speed, molten plastic is injected in plastic mould die cavity by modes such as screw rods.After injection terminates, to being expelled to plastic mold
Melt in tool keeps sizing.So as to make bonnet body with complex shape.
Step 302, by button bit support punch forming.
Wherein, button bit support by be connected button bit be connected to end fitting after one for constituting with bonnet body.Punching press
Board by motor-driven flywheel, and by clutch drive gear driving toggle to make slide block move up and down,
Drive drawing die to apply external force to sheet material, band, tubing and section bar etc., be allowed to produce plastic deformation, so as to obtain required shape
The workpiece of shape and size.Punching press as a kind of efficient production method, compared with CNC is processed with process is simple, dimensionally stable,
The features such as production is high and with low cost.
As bonnet body and button bit support, as independent structural member, are processed into respectively in embodiments of the present invention,
Therefore bonnet body and button bit support can be made using different materials.It is, for example possible to use plastic cement is used as making bonnet sheet
The material of body, using the metal of high intensity as the material for making button bit support.
Step 303, carries out laser laser carving to bonnet body and/or button bit support, forms space network.
In order to increase the adhesion strength of bonnet body and button bit support, need to carry out bonnet body and/or button bit support
The end surfaces to be connected of bonnet body and/or button bit support are engraved as spatial lattice structure by laser laser carving.The solid netted knot
Structure can increase specific surface area, so as to increase the contact area of hot melt glue and bonnet body and button bit support, and then promote by
Bonnet body made by different materials and button bit support can be pasted together, and composition is firmly fixed attachment structure.
Wherein, it is a kind of technique being surface-treated with optical principle that laser laser carving is laser machined, using laser instrument
The high-strength focused laser beam of transmitting makes material oxidation thus which is processed in focal point.And by setting running orbit,
Material surface is engraved as into given shape.
Step 304, the space network to being formed through laser laser carving carry out plasma activation process.
In order to increase the adhesion strength of bonnet body and button bit support, in addition it is also necessary to bonnet body and/or button bit support Jing
The space network for crossing the formation of laser laser carving carries out plasma activation process, to increase surface energy, so as to promote by different materials
Bonnet body made by material and button bit support can be pasted together, and composition is firmly fixed attachment structure.
Wherein, plasma activation is processed and refers to that first passing through radio-frequency power supply build-up of luminance under certain pressure condition produces high-energy
Unordered plasma, then by plasma bombardment material surface, so as to realize the cleaning to material surface and modified,
And then the surface energy of lifting material surface, make material that there is more preferable caking property.
Bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue by step 305.
Specifically, in order to bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue, need elder generation
Bonnet body and button bit support are positioned by tool.Again using gluing process to bonnet body and button bit support after positioning
Carry out dispensing.Finally will be pressed by tool through bonnet body for dispensing glue and button bit support, and pressurize will be pre- under set pressure
Duration is put, to be prepared into complete terminal bonnet.
Wherein, hot melt glue is not required to solvent, moisture free solid fusible polymer for one kind, is solid at normal temperatures
Body, heating are molten to uniform temperature and obtain mobility and have the liquid of certain viscosity, and which is nonpoisonous and tasteless, and category environmental-protecting chemical is produced
Product.
To sum up, the embodiment of the present invention is after by the injection mo(u)lding of bonnet body and by button bit support punch forming, then leads to
Crossing carries out laser laser carving to bonnet body and/or button bit support, by bonnet body and/or the end surfaces carving to be connected of button bit support
Spatial lattice structure is carved into, and the space network to being formed through laser laser carving carries out plasma activation and processes to increase
Plus surface energy, in order to bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue.Due to bonnet sheet
Body adopt plastic material injection mo(u)lding, therefore have dimensionally stable the characteristics of.Simultaneously as button bit support is rushed using metal material
It is molded, therefore the characteristics of can have process is simple, production high and high intensity.To solve terminal bonnet in prior art
Manufacture method process is relatively complicated, the problem of high cost.
Embodiment five
With reference to Fig. 4, the flow chart for showing another kind of terminal bonnet preparation method in the embodiment of the present invention.
Step 401, by bonnet body injection mo(u)lding.
Wherein, bonnet body includes hole, and the hole includes imaging at least one of head bore, flash lamp aperture and loud-speaker opening.
As the structure of hole is more complicated, and other complicated internal structure designs are also possible that, in order to avoid entering using CNC
Row processing, it is possible to use plastic cement has good plastic feature, makes the bonnet with labyrinth by the method being molded
Body.Specifically, it is possible to use plastic-injection into button bit support, for example, can be used 50 to 150 by the injection machine of preset pressure
Ton injection machine (preferably 150 tons of injection machines), the plastic material of PC (Polycarbonate, Merlon) material is molded into
The button bit support.
By while bonnet body injection mo(u)lding, excessive glue groove can also be formed.The excessive glue groove is located at bonnet body and button bit
The connection end of support, can prevent from subsequently carrying out hot melt glue during gluing process and overflow.Optionally, by being etched in button bit support
Correspondence position can also arrange excessive glue groove, to strengthen the effect for limiting hot melt glue overlay area.
Step 402, by button bit support punch forming.
It is as button bit support needs to carry out buckle by connecting button bit button bit corresponding with the apparatus body of electronic equipment, real
The assembling of existing bonnet and electronic equipment body.Therefore the connection button bit needs higher intensity, to avoid making and making repeatedly
Occur deformation with during or rupture.It is for instance possible to use stainless steel is used as the metal for making button bit support.Stainless steel has very
High intensity, with button bit support made by stainless steel, can effectively lift the intensity of connection button bit, so as to avoid connection button bit from existing
Make or use during there is bending even crack, effectively improve the reliability for using.Due to the button bit cradle fits in
Bonnet body interior, therefore stainless appearance can be paid close attention to.So as to make full use of stainless advantage.Specifically
, it is possible to use stainless steel is struck out button bit support by the punch table of preset pressure, for example can rushing using 50 tons of pressure
The stainless sheet steel of model SUS304 is struck out button bit support by pressing machine table.
Step 403, carries out laser laser carving to bonnet body and/or button bit support, forms space network.
Specifically, in order to increase the adhesion strength of bonnet body and button bit support, need to bonnet body and/or button bit
Frame carries out laser laser carving, and the end surfaces to be connected of bonnet body and/or button bit support are engraved as spatial lattice structure.It is preferred that
, bonnet body and button bit support two parts all can be carried out laser laser carving, at utmost to improve bonnet body and button bit
The adhesion strength of support.Due to bonnet body and button bit support, to make material different, can select different when laser carving is carried out
Parameter.It is for instance possible to use the laser that power is 20～80 kilowatts, frequency is 5～40 kilowatts, with 1000～3000 mm/seconds
Speed, the spot diameter of 0～0.5 millimeter of mesh spacing and 0.01～0.5 millimeter, the correspondence position of bonnet body is carved
It is carved into stereoscopic grid shape；Preferably, power is adopted for the laser that 30 kilowatts, frequency are 20 kilowatts, with the speed of 2000 mm/seconds
The correspondence position of bonnet body is engraved as stereoscopic grid by the spot diameter of degree, 0.4 millimeter of mesh spacing and 0.05 millimeter
Shape.Power is adopted for the laser that 50～100 kilowatts, frequency are 10～40 kilowatts, with 0～0.5 millimeter of mesh spacing and
The correspondence position of button bit support is engraved as stereoscopic grid shape by 0.01～0.5 millimeter of spot diameter.The space network
Specific surface area can be increased, so as to increase hot melt glue with bonnet body and the contact area of button bit support.And then promote by not
Can be pasted together with bonnet body made by material and button bit support, composition is firmly fixed attachment structure.
Step 404, the space network to being formed through laser laser carving carry out plasma activation process.
Specifically, in order to increase the adhesion strength of bonnet body and button bit support, in addition it is also necessary to bonnet body and/or button bit
Support carries out plasma activation process through the space network that laser laser carving is formed, to increase surface energy, so as to promote by
Bonnet body made by different materials and button bit support can be pasted together, and composition is firmly fixed attachment structure.
Step 405, the bonnet body to being molded are surface-treated.
In order to strengthen the appearance of bonnet body, after by injection machine by bonnet body injection mo(u)lding, in addition it is also necessary to right
The bonnet body of shaping is surface-treated.Specifically, bonnet body can be surface-treated using techniques such as sprayings.Its
In, spraying is, by spray gun or dish-style atomizer, by means of pressure or centrifugal force, the uniformly fine droplet of dispersion, to apply
In the surface treatment method on coated article surface.
Bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue by step 406.
In order that the bonnet body and button bit support through above-mentioned process is finally combined as a whole the terminal bonnet of structure, should
Step is specifically included：
Step 4061, bonnet body and button bit support are positioned by tool.
Step 4062, carries out dispensing to bonnet body and button bit support using hot melt glue.
Specifically, can be according to metal and the surface characteristic of plastic cement, from the heat for being suitable to be bonded metal and plastic cement
Melten gel water, after preheating Preset Time, carries out dispensing to bonnet body and button bit support by point gum machine under preset temperature；Example
Such as, using the special hot melt glue with composition, first preheat 15～25 minutes under 105～115 degree celsius temperatures, then by after preheating
Hot melt glue load point gum machine in, needle head is gone out using 0.5～0.7 mm dia, under 0.5～0.7 MPa of dispensing air pressure,
Dispensing is carried out with 20～30 millimeters of speed per second.Preferably, it is possible to use 302 hot melt glue of Fuller, it is first warm at 110 degrees Celsius
The lower preheating of degree 20 minutes, then loads the hot melt glue after preheating in point gum machine, goes out needle head using 0.6 mm dia,
Under 0.6 MPa of dispensing air pressure, dispensing is carried out with 25 millimeters of speed per second.Using the glue of above-mentioned special configuration composition, can make
Bond degree between plastic cement and stainless steel reaches 6 kg/cms.And the bond degree of general glue is only 4 kilograms/square li
Rice, can be substantially improved bond degree.
Step 4063, will be through bonnet body for dispensing glue and button bit support by tool pressing simultaneously pressurize.
Wherein, the tool for pressing can use bakelite tool, be pressed by the tool, and under set pressure
Pressurize preset time period, to be prepared into complete terminal bonnet.For example, carried out with 5～40 kilograms of (preferably with 20 kilograms) pressure
Pressing, pressurize 8 hours simultaneously stand 24 hours, and bonnet body and button bit support are fixedly connected into after terminal by hot melt glue
Lid.
To sum up, the embodiment of the present invention is after by the injection mo(u)lding of bonnet body and by button bit support punch forming, then leads to
Crossing carries out laser laser carving to bonnet body and/or button bit support, by bonnet body and/or the end surfaces carving to be connected of button bit support
Spatial lattice structure is carved into, and the space network to being formed through laser laser carving carries out plasma activation and processes to increase
Plus surface energy, in order to bonnet body and button bit support are fixedly connected into terminal bonnet by hot melt glue.Due to bonnet sheet
Body adopts plastic material injection mo(u)lding, therefore can make the structural member with complicated shapes such as holes, and has dimensionally stable
The characteristics of.Simultaneously as button bit support adopts metal material punch forming, thus can have process is simple, production high with
And intensity it is high the characteristics of.To solve the problems, such as in prior art after terminal that cover manufacturing method process is relatively complicated, high cost.
Further, since bonnet body is combined with button bit support using technique for dispensing glue, thus it is bad for what is produced during making
Product, can by way of degumming Repair so that yield gets a promotion, cost is further reduced therewith.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
Although having been described for the preferred embodiment of the embodiment of the present invention, those skilled in the art once know base
This creative concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to
Including preferred embodiment and fall into the had altered of range of embodiment of the invention and change.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are anticipated
Covering including for nonexcludability, so that a series of process, method, article or terminal device including key elements is not only wrapped
Those key elements are included, but also including other key elements being not expressly set out, or also include for this process, method, article
Or the key element that terminal device is intrinsic.In the absence of more restrictions, by wanting that sentence "including a ..." is limited
Element, it is not excluded that also there is other identical element in the process including the key element, method, article or terminal device.
Above technical scheme provided by the present invention is described in detail, specific case used herein is to this
Bright principle and embodiment are set forth, the explanation of above example be only intended to help understand the method for the present invention and its
Core concept；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, in specific embodiment and application
Will change in scope, in sum, this specification content should not be construed as limiting the invention.
Claims (10)
1. a kind of terminal bonnet, it is characterised in that the bonnet includes：Bonnet body and button bit support；
The button bit support includes connecting button bit, wherein, the connection button bit is used to connect end fitting；
The bonnet body passes through injection mo(u)lding, wherein, the bonnet body is made up of plastic cement；
The button bit support passes through punch forming, wherein, the button bit support is made of metal；
The bonnet body is fixedly connected by hot melt glue with the button bit support；
The bonnet body is the space network through activation process with the end surfaces that connect of the button bit support.
2. terminal bonnet according to claim 1, it is characterised in that
The bonnet body includes excessive glue groove；
Wherein, the excessive glue groove passes through injection mo(u)lding, for limiting the region that the hot melt glue is covered.
3. terminal bonnet according to claim 1, it is characterised in that
The bonnet body also includes hole；
Wherein, by injection mo(u)lding, described hole includes imaging at least one in head bore, flash lamp aperture and loud-speaker opening described hole
Kind.
4. a kind of electronic equipment, it is characterised in that using the terminal bonnet as described in above-mentioned any one of claims 1 to 3.
5. a kind of terminal bonnet preparation method, it is characterised in that methods described includes：
By bonnet body injection mo(u)lding, wherein, the bonnet body is made up of plastic cement；
By button bit support punch forming, wherein, the button bit support is made of metal；
By carrying out laser laser carving to the bonnet body and/or the button bit support, by the bonnet body and/or the button
The end surfaces to be connected of position support are engraved as spatial lattice structure；
The space network to being formed through laser laser carving carries out plasma activation process；
The bonnet body is fixedly connected into into the terminal bonnet by hot melt glue with the button bit support.
6. method according to claim 5, it is characterised in that the step of the body injection mo(u)lding by bonnet, including：
The plastic cement is molded into the bonnet body by plastic mould by injection machine, wherein, the bonnet body includes hole,
Described hole includes imaging at least one of head bore, flash lamp aperture and loud-speaker opening.
7. method according to claim 5, it is characterised in that the step of the support punch forming by button bit, including
Punch table by the metal stamping into the button bit support, wherein, the button bit support include connect button bit, the company
Button bit is connect for connecting end fitting.
8. method according to claim 5, it is characterised in that described by bonnet body injection mo(u)lding, also includes：
By excessive glue groove injection mo(u)lding；
Wherein, the excessive glue groove is used to limit the region that the hot melt glue is covered.
9. method according to claim 5, it is characterised in that by the bonnet body and the button bit support by heat
Before melten gel hydropexis connects into the terminal bonnet, also include：
Bonnet body to being molded is surface-treated, and obtains bonnet body to be connected.
10. method according to claim 5, it is characterised in that by the bonnet body and the button bit support by heat
Melten gel hydropexis connects into the terminal bonnet, including：
The bonnet body and the button bit support are positioned by tool；
Dispensing is carried out to the bonnet body and the button bit support using hot melt glue；
Will be through the bonnet body for dispensing glue and the button bit support by tool pressing simultaneously pressurize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610942910.0A CN106550564B (en) | 2016-10-31 | 2016-10-31 | Terminal rear cover and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610942910.0A CN106550564B (en) | 2016-10-31 | 2016-10-31 | Terminal rear cover and preparation method thereof |
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| CN106550564A true CN106550564A (en) | 2017-03-29 |
| CN106550564B CN106550564B (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610942910.0A Active CN106550564B (en) | 2016-10-31 | 2016-10-31 | Terminal rear cover and preparation method thereof |
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| CN107379569A (en) * | 2017-08-17 | 2017-11-24 | 广东乐源数字技术有限公司 | A kind of method for reducing length tolerance in bracelet rear shell shell |
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| CN106550564B (en) | 2020-04-24 |
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