CN105728687A - Integrated frame and manufacturing method thereof - Google Patents
Integrated frame and manufacturing method thereof Download PDFInfo
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- CN105728687A CN105728687A CN201610107199.7A CN201610107199A CN105728687A CN 105728687 A CN105728687 A CN 105728687A CN 201610107199 A CN201610107199 A CN 201610107199A CN 105728687 A CN105728687 A CN 105728687A
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- China
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- internals
- external member
- die casting
- inside casing
- auxiliary section
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/16—Casting in, on, or around objects which form part of the product for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
- H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
Abstract
The invention discloses an integrated frame and a manufacturing method thereof. The integrated frame comprises an external component and an internal component connected with the external component. The method includes the steps that the external component is placed into a cavity of a die-casting die needed by molding the internal component; die assembling is carried out, molten-state materials needed by molding the internal component are pressed and jetted into the cavity of the die-casting die, and the materials are in contact with the external component after entering the cavity of the die-casting die; and cooling is carried out according to preset time, so that the internal component is solidified and molded, and the internal component and the external component are fixedly combined together. According to the manufacturing method of the above integrated frame, the external component and the internal component are directly subject to die casting to be embedded and molded into an integrated structure, so that the fixed combination method and working procedures in other manners, such as laser welding or riveting can be omitted, and therefore the fixed combination manner is simpler; and in addition, after the materials of the internal component are cooled, the internal component and the external component can be fixedly combined together, and the structure is firmer while the integrality is guaranteed.
Description
[technical field]
The present invention relates to the manufacture method of a kind of framework, particularly relate to a kind of integrated frame and manufacture method thereof.
[background technology]
At present, mobile terminal (such as mobile phone) generally uses magnesium alloy or aluminum alloy materials as inside casing, but the rustless steel housing of mobile terminal and baroque magnesium alloy or aluminium alloy inside casing, owing to must have a style of one's own to meet the requirement of strength of end product, simultaneously because properties of materials reason, namely several different materials can not adopt laser welding technology to be welded together by traditional mode, so that housing is complex with the affixed mode of inside casing, and exist inside casing and housing affixed after, the overall problem that concordance is poor, electric conductivity is bad.
[summary of the invention]
In view of above-mentioned condition, it is necessary to provide a kind of affixed mode relatively simple and the manufacture method of integrated frame of the globality of framework, connectivity robustness can be improved.
A kind of manufacture method of integrated frame, described integrated frame includes external member and the internals being connected with described external member, and described method includes:
Described external member is positioned in the die cavity of the die casting needed for internals described in molding；
Matched moulds, enters in the die cavity of described die casting by the material injection under the molten condition needed for internals described in molding, contacts with described external member after the die cavity of the described material described die casting of entrance；And
Cool down at preset timed intervals, so that described internals curing molding, and be integrated with described external member consolidation.
The manufacture method of above-mentioned integrated frame is when manufacturing integrated frame, external member and internals rheo-die-casting insert molding are structure as a whole, such that it is able to remove consolidation method and the operation of other form from, such as laser weld or riveted joint, thus affixed mode is relatively simple；Further, can be affixed with external member integral after the material cooling of internals, while ensure that globality, structure is more firm.
Wherein in an embodiment, described housing is rustless steel framework or pottery framework.
Wherein in an embodiment, described inside casing is aluminium alloy frame body or magnesium alloy framework.
Wherein in an embodiment, described external member is provided with the auxiliary section for contacting with described internals, and described auxiliary section is formed with through hole；Described in molding during internals, described material is flowed in described through hole, and embeds in described through hole after solidification.
Wherein in an embodiment, the periphery section of the being reserved with difference of the opening of described through hole described internals dorsad, form stage portion with the opening at described through hole described internals dorsad；Described in molding during internals, described material is flowed in described stage portion, and embeds in described stage portion after solidification.
Wherein in an embodiment, surface that described auxiliary section and described internals contact with each other and the bottom surface of described stage portion are formed as matsurface each through the mode of surface treatment, and described matsurface has some tiny nano-pores.
Wherein in an embodiment, described external member is provided with the auxiliary section for contacting with described internals, and described auxiliary section directly abuts with described internals；The surface that described auxiliary section and described internals contact with each other is formed as matsurface by the mode of surface treatment, and described matsurface has some tiny nano-pores.
Wherein in an embodiment, described matsurface is formed by the method for chemical attack.
Wherein in an embodiment, described external member is housing, and described housing is made up of the fusing point nonmetallic materials of fusing point higher than described internals or metal material；
Described internals is inside casing, and described inside casing is made up lower than the alloy material of the fusing point of described external member of fusing point.
Wherein in an embodiment, cooling down at preset timed intervals, so that described internals curing molding, and after the step being integrated with described external member consolidation, described method further comprises the steps of:
Hide described external member, described internals is carried out surface treatment；
Hide described auxiliary section or the entirety of described external member, the surface of described internals is carried out surface treatment；
Hide described internals, and described external member is sequentially carried out CNC processing, the throwing of rough polishing essence, PVD surface treatment.
Wherein in an embodiment, the material of described external member is rustless steel, the material of described internals is magnesium alloy, the heating-up temperature of described die casting is 250～300 degree, the temperature of described material is 635～685 degree, and described material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s；Described die casting adopts die casting machine to be shaped, and the pressure of penetrating of described die casting machine is 40～70 MPas, and described Preset Time is 3～5 seconds；
Or, the material of described external member is rustless steel, and the material of described internals is aluminium alloy, and the heating-up temperature of described die casting is 250～300 degree, the temperature of described material is 550～670 degree, and described material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s；Described die casting adopts die casting machine to be shaped, and the pressure of penetrating of described die casting machine is 40～70 MPas, and described Preset Time is 3～5 seconds.
Wherein in an embodiment, described material is magnesium alloy, and the surface of described internals carries out chemical conversion surface treatment；
Or, described material is aluminium alloy, and the surface of described internals carries out anodized surface process.
Wherein in an embodiment, the overall or described auxiliary section of described external member adopts tool to hide.
Wherein in an embodiment, described internals adopts tool to hide.
Meanwhile, based on the manufacture method of above-mentioned integrated frame, the present invention also provides for a kind of integrated frame.
A kind of integrated frame, including:
Being provided with the external member of auxiliary section, described external member is insert；And
It is positioned at the internals inside described external member, the outward flange of described internals contacts with described auxiliary section, described internals is integrated with described external member die casting insert molding, the described external member after molding and described internals consolidation in the molten state.
Internals and external member are adopted wedge pressure type casting moulding by the frame structure of above-mentioned mobile terminal, it is possible to remove consolidation method and the operation of other form from, and such as laser weld or riveted joint, thus affixed mode is relatively simple；Further, can be affixed with external member integral after the material cooling of internals, while ensure that globality, structure is more firm.
Wherein in an embodiment, described external member is made up of the fusing point nonmetallic materials of fusing point higher than described internals or metal material.
Wherein in an embodiment, described external member is rustless steel framework or pottery framework.
Wherein in an embodiment, described internals is made up lower than the alloy material of the fusing point of described external member of fusing point.
Wherein in an embodiment, described internals is aluminium alloy frame body or magnesium alloy framework.
Wherein in an embodiment, described auxiliary section is provided with through hole, and described internals is provided with the fixing post embedded in described through hole.
Wherein in an embodiment, the opening of described through hole described internals dorsad forms stage portion, and the end of described fixing post is provided with the positioning boss embedded in described stage portion.
Wherein in an embodiment, surface and the bottom surface of described stage portion that described auxiliary section contacts with described internals are matsurface, and described matsurface has some tiny nano-pores.
Wherein in an embodiment, the surface that described auxiliary section contacts with described internals is matsurface, and described matsurface has some tiny nano-pores.
Wherein in an embodiment, described internals is magnesium alloy framework, and the surface of described internals is provided with chemical conversion surface layer；
Or, described internals is aluminium alloy frame body, and the surface of described internals is provided with anodic oxide coating.
Wherein in an embodiment, described external member is rustless steel framework, and the surface of described external member is provided with metal-plated rete.
Wherein in an embodiment, described auxiliary section is the boss portion that the inward flange from described external member extends, and the outward flange of described internals is provided with the locating slot of step, and described boss portion is connected in described locating slot.
Wherein in an embodiment, described boss portion extends one week along the inward flange of described external member, and described locating slot extends one week along the outward flange of described internals.
It addition, the present invention also provides for a kind of mobile terminal, this mobile terminal, including said frame structure.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the frame structure of the mobile terminal of embodiments of the present invention；
Fig. 2 is the profile of line A-A along Fig. 1；
Fig. 3 is the profile of line B-B along Fig. 1；
Fig. 4 is the flow chart of the manufacture method of the integrated frame of embodiments of the present invention.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Accompanying drawing gives the preferred embodiment of the present invention.But, the present invention can realize in many different forms, however it is not limited to embodiment described herein.On the contrary, the purpose providing these embodiments is to make the understanding to the disclosure more thorough comprehensively.
It should be noted that be referred to as " being fixed on " another element when element, it can directly on another element or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly to another element or may be simultaneously present centering elements.On the contrary, when element be referred to as " directly existing " another element " on " time, be absent from intermediary element.Term as used herein " vertical ", " level ", "left", "right" and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term used in the description of the invention herein is intended merely to the purpose describing specific embodiment, it is not intended that in the restriction present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
Refer to Fig. 1, embodiments of the present invention disclose the manufacture method of a kind of integrated frame, this integrated frame includes external member and the internals being connected with external member, this integrated frame can be the frame structure of electronic product, such as, the frame structure of display, mobile terminal frame structure etc., specifically in the illustrated embodiment, illustrate for the frame structure 100 of mobile terminal, this external member is the housing 110 of frame structure 100, and this internals is the inside casing 120 of frame structure 100.Specifically, housing 110 and inside casing 120 are the frame structure of closing.
Housing 110 can be made up of the fusing point nonmetallic materials higher than the fusing point of inside casing 120 or metal material, for instance, housing 110 is rustless steel framework or pottery framework.Inside casing 120 can be made up lower than the alloy material of the fusing point of housing 110 of fusing point, for instance, inside casing 120 is aluminium alloy frame body or magnesium alloy framework.
See also Fig. 2 to Fig. 4, below for the frame structure 100 of this mobile terminal, illustrate the manufacture method of integrated frame, the method comprising the steps of S1～S3.
Step S1, is positioned in the mold cavity needed for molding inside casing 120 by housing 110.
Step S2, matched moulds, the material injection under the molten condition needed for molding inside casing 120 is entered in the die cavity of die casting, contact with housing 110 after the die cavity of material entrance die casting.
Specifically, housing 110 is fixing with the mode of the junction employing via material grasping of inside casing 120 is connected, for instance, specifically in the illustrated embodiment, housing 110 is provided with the auxiliary section 111 for contacting with inside casing 120, and auxiliary section 111 is formed with through hole 113.During molding inside casing 120, material is flowed in through hole 113, and embeds in through hole 113 after solidification, thus forming fixing post 121.
Preferably, the periphery section of the being reserved with difference of the opening of through hole 113 inside casing 120 dorsad, form stage portion 115 with the opening at through hole 113 inside casing 120 dorsad；During molding inside casing 120, material is flowed in stage portion 115, and embeds in stage portion 115 after solidification, thus form positioning boss 123 in the end of fixing post 121.
In order to improve the degree of being firmly combined with of housing 110 and inside casing 120 further, surface 117 that auxiliary section 111 and inside casing 120 contact with each other and the bottom surface 119 of stage portion 115 form some tiny nano-pores each through the mode of surface treatment, make the bottom surface 119 of surface 117 that auxiliary section 111 and inside casing 120 contact with each other and stage portion 115 be matsurface.Such as, matsurface can be formed by the method for chemical attack.
Certainly, housing 110 also can be connected only with the mode of scrap (bridge) is fixing with the junction of inside casing 120, such as, housing 110 is provided with the auxiliary section 111 for contacting with described inside casing 120, auxiliary section 111 directly abuts with described inside casing 120, the surface 117 that auxiliary section 111 and inside casing 120 contact with each other forms some tiny nano-pores by the mode of surface treatment, and the surface 117 that auxiliary section 111 and inside casing 120 contact with each other is matsurface.Specifically, matsurface is formed by the method for chemical attack.
It addition, in order to improve the fastness that housing 110 is combined with inside casing 120 further, it is possible to inject speed according to what the material of housing 110 with inside casing 120 preset the heating-up temperature of die casting, the temperature of material and material.
Such as, wherein in an embodiment, the material of housing 110 is rustless steel, the material of inside casing 120 is magnesium alloy, the heating-up temperature of die casting is 250～300 degree, the temperature of material is 635～685 degree, and material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s, and the pressure of penetrating of die casting machine is 40～70 MPas.
In another embodiment, the material of housing 110 is rustless steel, the material of inside casing 120 is aluminium alloy, the heating-up temperature of die casting is 250～300 degree, the temperature of material is 550～670 degree, and material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s, the pressure of penetrating of die casting machine is 40～70 MPas.
Step S3, cools down at preset timed intervals, so that inside casing 120 curing molding, and be integrated with housing 110 consolidation.Such as, Preset Time can be 3～5 seconds.
It should be noted that, in forming process, the material of housing, the material of inside casing, the heating-up temperature of die casting, the temperature of material, material inject speed, die casting machine penetrate pressure and cool time between there is incidence relation, such as, the material of housing 110 is rustless steel, the material of inside casing 120 is magnesium alloy, the heating-up temperature of die casting is 280 degree, the temperature of material is 650 degree, and material carries out die casting insert molding with the speed of 10 metre per second (m/s)s, the pressure of penetrating of die casting machine is 60 MPas, and Preset Time can be 4 seconds.
Further, after curing molding inside casing 120, the method also includes step S4: hide housing 110, inside casing 120 is carried out surface treatment, such as, inside casing 120 is sequentially carried out CNC (Digit Control Machine Tool) processing, the throwing of rough polishing essence, polishing processing, so that the smooth surface of inside casing 120.
Further, after polishing processing inside casing 120, method also includes step S5: hide housing 110 or housing 110 entirety, and the surface of inside casing 120 is carried out surface treatment.
Specifically, it is possible to according to the surface treatment method that the different choice of material is different, for instance, described material is magnesium alloy, and the surface of inside casing 120 carries out chemical conversion surface treatment；Or, described material is aluminium alloy, and the surface of inside casing 120 carries out anodized surface process.
It addition, for the efficiency improving surface treatment, the entirety of housing 110 or auxiliary section 111 can adopt tool to hide.
Further, after inside casing 120 is carried out surface treatment, the method also includes step S6: hide inside casing 120, housing 110 is sequentially carried out CNC processing, rough polishing essence is thrown, (atom or molecule are transferred to the process on substrate surface to PVD by physical vapour deposition (PVD): refer to and utilize physical process to realize substance transfer by material source；Physical vapour deposition (PVD) mainly makes some have property, and microgranule as high in intensity, wear-resisting, corrosion resistant is sprayed on the parent that performance is relatively low so that parent has better performance) surface treatment.
Further, in order to improve the efficiency of PVD, inside casing 120 can adopt tool to hide.
The manufacture method of above-mentioned integrated frame is described below in conjunction with specific embodiment.
First, the housing 110 of stainless steel is used for the auxiliary section 111 that the inside casing 120 (or inside casing 120 of aluminum alloy material) with magnesium alloy material contacts and is processed to form some through holes 113, and the reserved section in through hole 113 place is poor, to form stage portion 115.
Then, chemical treatment is done in the surface contacted with each other of inside casing 120 (or inside casing 120 of aluminum alloy material) and the bottom surface 119 of stage portion 115 of the auxiliary section 111 of the housing 110 of stainless steel with magnesium alloy material, the surface 117 of contact and bottom surface 119 corrosion of stage portion 115 is made to produce some tiny nano-pores, thus becoming coarse.
Then, the housing 110 (stainless fusing point is between 1300 °～1600 °) of stainless steel that will process, it is placed into inside the die cavity of die casting, mold temperature is between 250 °～300 °.If the material of molding inside casing 120 is magnesium alloy, then material temperature is between 635 °～685 °, if the material of molding inside casing 120 is aluminium alloy, then material temperature is between 550 °～670 °.The material of molding inside casing 120 carries out die casting insert molding with the speed of 8～11 meter per seconds.
Then, the pressure of penetrating being used for the die casting machine of die casting is regulated at 40～70MPa, curing molding after cooling down 3～5 seconds.
Then, taking out the inside casing 120 that die casting is good, it is carried out CNC processing, rough polishing essence throws polishing processing.
Then, adopt tool to cover the auxiliary section 111 of the good inside casing of die casting 120 housing 110 above, if the material of inside casing 120 is magnesium alloy materials, then inside casing 120 is done chemical conversion surface treatment；If the material of inside casing 120 is aluminum alloy materials, then inside casing 120 is done anodized surface and processes.
Finally, the inside casing 120 after adopting tool to cover surface treatment, the housing 110 being exposed is carried out CNC processing, rough polishing essence is thrown, and finally carries out PVD (metal vacuum ion film plating) surface treatment.
The manufacture method of above-mentioned integrated frame is when manufacturing integrated frame, external member and internals rheo-die-casting insert molding are structure as a whole, such that it is able to remove consolidation method and the operation of other form from, such as laser weld or riveted joint, thus affixed mode is relatively simple；Further, can be affixed with external member integral after the material cooling of internals, while ensure that globality, structure is more firm.
See also Fig. 1 to Fig. 3, manufacture method based on above-mentioned integrated frame, the present invention also provides for a kind of integrated frame, in the illustrated embodiment, illustrate for the frame structure 100 of mobile terminal, this frame structure 100 includes housing 110 and inside casing 120, and housing 110 is external member, and inside casing 120 is internals.Specifically, housing 110 and inside casing 120 are the frame structure of closing.
Housing 110 is provided with auxiliary section 111.Housing 110 can be made up of the fusing point nonmetallic materials higher than the fusing point of inside casing 120 or metal material, for instance, housing 110 is rustless steel framework or pottery framework.
Specifically in the illustrated embodiment, housing 110 is rustless steel framework, and the surface of housing 110 is provided with metal-plated rete.
Inside casing 120 is positioned at the inner side of housing 110.Housing 110 is insert, and inside casing 110 is by the alloy material melted and housing 110 die casting insert molding, the outward flange making inside casing 120 contacts with auxiliary section 111, and inside casing 120 is integrated with housing 110 consolidation, namely, inside casing 120 in the molten state with housing 110 die casting insert molding, housing after molding 110 is integrated with inside casing 120 consolidation.Inside casing 120 is made up lower than the alloy material of the fusing point of housing 110 of fusing point, for instance, inside casing 120 is aluminium alloy frame body or magnesium alloy framework.
Specifically, housing 110 is fixing with the mode of the junction employing via material grasping of inside casing 120 to be connected, such as, specifically in the illustrated embodiment, auxiliary section 111 is provided with through hole 113, inside casing 120 is provided with the fixing post 121 embedded in through hole 113, i.e. the interior consolidation of through hole 113 that fixing post 121 is flowed into housing 110 by the alloy material of molten condition is formed.
Preferably, the opening of through hole 113 inside casing 120 dorsad forms stage portion 115, and the end of fixing post 121 is provided with the positioning boss 123 embedded in stage portion 115.
It should be noted that, in order to strengthen the intensity of connection, the auxiliary section 111 of housing 110 and the outward flange of inside casing 120 are that stacked on top of one another is arranged, the auxiliary section 111 extending perpendicularly to housing 110 of through hole 113, namely, the fixing post 121 that inside casing 120 is formed after consolidating passes perpendicularly through the auxiliary section 111 of housing 110, the edge relative sliding of auxiliary section 111 with inside casing 120 to stop housing 110, meanwhile, the fixing post 121 of positioning boss 123 restriction on fixing post 121 end is deviate from the through hole 113 auxiliary section 111 of housing 110.
It addition, for the degree of being firmly combined with improving housing 110 and inside casing 120, surface 117 that auxiliary section 111 contacts with inside casing 120 and the bottom surface 119 of stage portion 115 all matsurfaces for being formed by some tiny nano-pores.
Certainly, housing 110 also can be connected only with the mode of scrap (bridge) is fixing with the junction of inside casing 120, for instance, auxiliary section 111 directly abuts with inside casing 120.The surface 117 that auxiliary section 111 contacts with inside casing 120 is the matsurface formed by some tiny nano-pores.
Further, the surface of inside casing 120 can be provided with protective layer, for instance, when inside casing 120 is magnesium alloy framework, the surface of inside casing 120 is provided with the chemical surface layer formed by surface chemical synthesis technology；Or, when inside casing 120 is aluminium alloy frame body, the surface of inside casing 120 is provided with anodic oxide coating.
Further, in order to improve the degree of being firmly combined with of housing 110 and inside casing 120 further, auxiliary section 111 is the boss portion that the inward flange from housing 110 extends, and the outward flange of inside casing 120 is provided with the locating slot 127 of step, and boss portion is connected in locating slot 127.
Further, in order to improve the consolidation firmness of housing 110 and inside casing 120 further, boss portion is along the inward flange of housing 110 around one week, and locating slot 127 is along the outward flange of inside casing 120 around one week.
Inside casing 120 and housing 110 are adopted die casting insert molding by the frame structure 100 of above-mentioned mobile terminal, it is possible to remove consolidation method and the operation of other form from, and such as laser weld or riveted joint, thus affixed mode is relatively simple；Further, can be affixed with housing 110 integral after the material cooling of inside casing 120, while ensure that globality, structure is more firm.
It is appreciated that, the inside casing 120 of above-mentioned mobile terminal can be the loading plate of the component of mobile terminal, such as, for carrying display screen etc., by by one-body molded to the loading plate of component and housing 110, to improve the electric conductivity of the frame structure 100 of mobile terminal, thus improving the electromagnetic interference shield function of the loading plate of component, and then improve the communication performance of mobile terminal.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a manufacture method for integrated frame, described integrated frame includes external member and the internals being connected with described external member, it is characterised in that described method includes:
Described external member is positioned in the die cavity of the die casting needed for internals described in molding；
Matched moulds, enters in the die cavity of described die casting by the material injection under the molten condition needed for internals described in molding, contacts with described external member after the die cavity of the described material described die casting of entrance；
Cool down at preset timed intervals, so that described internals curing molding, and be integrated with described external member consolidation.
Cooling down at preset timed intervals, so that described internals curing molding, and after the step being integrated with described external member consolidation, described method also includes:
Hide described external member, described internals is carried out surface treatment；
Hide described internals, described external member is sequentially carried out CNC processing, the throwing of rough polishing essence, PVD surface treatment.
2. the manufacture method of integrated frame as claimed in claim 1, it is characterised in that described external member is provided with the auxiliary section for contacting with described internals, and described auxiliary section is formed with through hole；Described in molding during internals, described material is flowed in described through hole, and embeds in described through hole after solidification.
3. the manufacture method of integrated frame as claimed in claim 2, it is characterized in that, at the described external member of described covering, described internals is carried out step and the described internals of described covering of surface treatment, described external member is sequentially carried out between the step of CNC processing, the throwing of rough polishing essence, PVD surface treatment, also comprises the steps:
Hide described auxiliary section or the entirety of described external member, the surface of described internals is carried out surface treatment.
4. the manufacture method of integrated frame as claimed in claim 1, it is characterised in that described external member is provided with the auxiliary section for contacting with described internals, and described auxiliary section directly abuts with described internals；The surface that described auxiliary section and described internals contact with each other is formed as matsurface by the mode of surface treatment, and described matsurface has some tiny nano-pores.
5. the manufacture method of integrated frame as claimed in claim 4, it is characterised in that described matsurface is formed by the method for chemical attack.
6. the manufacture method of the integrated frame as described in any one of claim 1 to 5, it is characterised in that described external member is housing, and described housing is made up of the fusing point nonmetallic materials of fusing point higher than described internals or metal material；
Described internals is inside casing, and described inside casing is made up lower than the alloy material of the fusing point of described external member of fusing point.
7. the manufacture method of integrated frame as claimed in claim 6, it is characterized in that, the material of described housing is rustless steel, the material of described inside casing is magnesium alloy, the heating-up temperature of described die casting is 250～300 degree, the temperature of described material is 635～685 degree, and described material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s；Described die casting adopts die casting machine to be shaped, and the pressure of penetrating of described die casting machine is 40～70 MPas, and described Preset Time is 3～5 seconds；
Or, the material of described housing is rustless steel, and the material of described inside casing is aluminium alloy, and the heating-up temperature of described die casting is 250～300 degree, the temperature of described material is 550～670 degree, and described material carries out die casting insert molding with the speed of 8～11 metre per second (m/s)s；Described die casting adopts die casting machine to be shaped, and the pressure of penetrating of described die casting machine is 40～70 MPas, and described Preset Time is 3～5 seconds.
8. the manufacture method of integrated frame as claimed in claim 6, it is characterised in that the described external member of described covering, the step that described internals carries out surface treatment includes:
Described inside casing is sequentially carried out CNC (Digit Control Machine Tool) processing, rough polishing essence is thrown, polishing processing, so that the smooth surface of described inside casing.
9. the integrated frame that the manufacture method of integrated frame according to any one of a claim 1 to 8 manufactures, it is characterised in that including:
Being provided with the external member of auxiliary section, described external member is insert；And
It is positioned at the internals inside described external member, the outward flange of described internals contacts with described auxiliary section, described internals is integrated with described external member die casting insert molding, the described internals after molding and described external member consolidation in the molten state.
10. integrated frame as claimed in claim 9, it is characterised in that described auxiliary section is provided with through hole, and described internals is provided with the fixing post embedded in described through hole；The opening of described through hole described internals dorsad forms stage portion, and the end of described fixing post is provided with the positioning boss embedded in described stage portion；Surface that described auxiliary section contacts with described internals and the bottom surface of described stage portion all matsurfaces for being formed by some tiny nano-pores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107199.7A CN105728687A (en) | 2014-06-20 | 2014-06-20 | Integrated frame and manufacturing method thereof |
Applications Claiming Priority (1)
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| CN109719280A (en) * | 2017-10-27 | 2019-05-07 | 昆山汉鼎精密金属有限公司 | Bimetallic forming method and products thereof |
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Application publication date: 20160706 |