CN103567416A - Method and device for manufacturing casing comprising multiple metal layers - Google Patents
Method and device for manufacturing casing comprising multiple metal layers Download PDFInfo
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- CN103567416A CN103567416A CN201210264143.4A CN201210264143A CN103567416A CN 103567416 A CN103567416 A CN 103567416A CN 201210264143 A CN201210264143 A CN 201210264143A CN 103567416 A CN103567416 A CN 103567416A
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Abstract
The invention relates to a method and a device for manufacturing a casing comprising multiple metal layers. The method includes providing or forming a first metal layer, and then, by liquid metal, forming a second metal layer that is in contact with the first metal layer. The first metal layer and the second metal layer are made of the same metal. The casing, with multiple metal layers, manufactured by the method, has metallic strength and elasticity, can be designed into a mechanical component or other functional component or component of other appearance design according to needs, and can be subjected to subsequent surface treatments, such as heat treatment, anode surface treatment, general liquid plating treatment, vacuum plating/membrane treatment, coating treatment, oil spraying treatment and corrosion protection, and therefore, adhesion, strength and corrosion resistance between the metal layers can be improved further and the casing has higher elasticity in terms of the appearance design.
Description
Technical field
The method and the device that the present invention relates to the housing that a kind of manufacture comprises metal, especially a kind of manufacture includes method and the device of the housing of plural layer metal.
Background technology
Along with electronic product change with rapid changepl. never-ending changes and improvements, consumer not only considers that for the requirement of electronic product it shows in fact, for example communications of the processing speed of palmtop computer or tablet PC, storage capacity, mobile phone etc. performance, also more and more higher for the outward appearance of electronic product and the requirement of durability.The outward appearance of exquisite texture and have high strength, high ductibility but the lighter metal shell of weight, by the new trend that is consumption electronic products.
The multicoloured plastic casing of conditional electronic product is subject to external force collision and breaks, and metal shell has the characteristic of high strength, high ductibility and exquisite texture.Known single-layer metal shell is with bulk metal piece material, and machine numerically-controlled machine tool (CNC) is made in the mode of milling machine as calculated, or the shell forming with single mold injection molding program making institute wish.Yet, because of the restriction of CNC, or the mobile restriction of material feeding in single mold injection molded process, often cannot reach the profile that forms of wish, make the member on shell and shell cannot be one-body molded.And, with bulk metal piece material, carry out CNC milling machine, cut unnecessary material, will cause lot of materials consumption.
In addition, prior art also has the consumer electronic devices shell of preparing double-level-metal with vacuum evaporation or ion beam sputtering deposition mode, yet this kind of manufacturing cost is but quite high.
Summary of the invention
The present invention is intended to eliminate the shortcoming of prior art and the problem that causes, and in the mode of with low cost and high production capacity, manufactures the housing that comprises plural layer metal, by consumption, gets the raw materials ready, and waste, in the more environmental protection of technology of use, is saved in more current market.Simultaneously, the metal that can design by the needs of product bilayer or multilayer is completely or partially wrapping base material, and to reach to the needs of outward appearance and mechanical performance simultaneously, this can save lot of materials consumption, save earth resource, and make housing or the product additional member required with it can be one-body molded.
Method of the present invention and device, can reach the tack that plural layer intermetallic is good, improves metal compaction degree and surface smoothness, and be beneficial to follow-up Treatment of Metal Surface.
One embodiment of the invention system provides a kind of manufacture to comprise provides or forms the first metal layer; And the second metal level contacting with described the first metal layer with liquid metal formation; Wherein, described the second metal level and described the first metal layer are same material.
Another embodiment of the present invention system provides the device of the housing that a kind of manufacture comprises plural layer metal, comprise mould, in order to provide therein or to form the first metal layer, wherein said mould is further in order to form the second metal level contacting with described the first metal layer with liquid metal; Wherein, described the second metal level and described the first metal layer are same material.
Further embodiment of this invention system provides the method for the housing that a kind of manufacture comprises plural layer metal, comprise the first front mould and be mated after inject liquid metal in mould, to form the first metal layer; And in the second front mould coordinating with described rear mold, described liquid metal is flow on the described the first metal layer that is partly molten state admittedly, to form the second metal level on described the first metal layer.
Further embodiment of this invention system provides the device of the housing that a kind of manufacture comprises plural layer metal, comprises the first front mould, and it coordinates with rear mold, in order to inject liquid metal, to form the first metal layer; And second front mould, coordinate with described rear mold so that described liquid metal is flow into and be partly admittedly on the described the first metal layer of molten state, to form the second metal level on described the first metal layer.
Accompanying drawing explanation
Fig. 1 shows the method for one of the present invention preferred embodiment.
Fig. 2-1 shows the opening of the device of one of the present invention preferred embodiment.
Fig. 2-2 show the closure state of the device of one of the present invention preferred embodiment.
Fig. 2-3 show the part amplification of Fig. 2-2.
Fig. 3 shows the method for another preferred embodiment of the present invention.
Fig. 4 shows the device of another preferred embodiment of the present invention.
The specific embodiment
One embodiment of method provided by the present invention as shown in Figure 1, described method comprises provides the first metal layer (S101), and with liquid metal, form the second metal level (S102) contacting with described the first metal layer, wherein, the second metal level and the first metal layer are same material.
In preferred embodiment, described the first metal layer can be former sheet material that be shaped or half-finished or sheet material.In addition, repeat this action, can form extra metal level on the second metal level, so analogize.Moreover the liquid metal of extra metal level and formation the second metal level can be identical or different metal.In an embodiment of the present invention, the definition of same material can be the identical metal of composition, also can be only the metal that main composition is identical, main composition and aluminum alloy materials model 6063 (composition Al (Aluminum) :≤97.5% for example, Cr (Chromium) :≤0.10%, Cu (Copper) :≤0.10%, Fe (Iron) :≤0.35%, Mg (Magnesium): 0.45-0.90%, Mn (Manganese) :≤0.10%, Si (Silicon): 0.20-0.60%, Ti (Titanium) :≤0.10%, Zn (Zinc) :≤0.10%) identical metal can be considered the metal identical with it.In addition, the first metal layer can be shell or part carrier, and the second metal level can be mechanical component, for example linkage members, screw hole, trip etc., and vice versa.
The action of described formation the second metal level and extra liquid metal comprises extruding, injection, die casting, casting, pours into or the different aspects such as inflow.In addition, described extruding, injection, die casting, casting, contribute to improve the first metal layer and the second metal level tack, gets rid of the bubble in liquid metal material, improve the density of the second metal level, make not have as far as possible hole after the second metal level cooling curing residual.In addition, and can eliminate liquid metal in injection period, the formed liquid stream marking (flow mark) when liquid metal flows.Push the process of the second metal level, also can make unnecessary liquid metal material overflow.The plural layer metal shell of the method according to this invention made not only has intensity and the elasticity of metal, also can design on demand mechanical component or other member functional or appearance design, and can further do follow-up surface treatment, for example heat treatment, anod surface treatment, general water plating processing, the processing of vacuum coating/film, coating processing, oil spout processing, corrosion-resistant treatments etc., can further improve metal interlevel tack, intensity and corrosion resistance, and make the appearance design of housing more flexible.
In a preferred embodiment, the first metal layer and the second metal level can be one of stainless steel, zinc, aluminium, magnesium, chromium, titanium, copper, beryllium, nickel or its alloy, or other metal and alloy.
Another preferred embodiment of the present invention discloses a kind of in order to manufacture the device of the housing that comprises plural layer metal, Fig. 2-1 shows the opening of the device 201 of one of the present invention preferred embodiment, device 201 comprises mould 202, the housing that will form with metal or semi-finished product (the first metal layer 203) are placed in mould 202 (being in rear mold 207), or form described housing or semi-finished product in described mould 202, the closure state of Fig. 2-2 display unit 201, in closure state, liquid metal 2041 is pushed, injection, die casting, casting, pour into or flow in and be placed on the housing or semi-finished product of described mould 202 with described the first metal layer 203 formation, to form the second metal level 204 contacting with described the first metal layer 203.
Fig. 2-3 are that amplify the part of Fig. 2-2.Wherein said mould 202 comprises extruded member 205, to apply extruding force to being arranged in the second metal level 204 of mould 202.
In a preferred embodiment, in rear mold 207 and 205 of described extruded member, can there is headspace, so that described liquid metal 2041 can inject described headspace, in addition, can additionally comprise overfall 206 at described mould 202, so that during the second metal levels 204 extruding of 205 pairs of extruded member, make unnecessary described liquid metal through described overfall 206 overflows.
The method of the housing that the another preferred embodiment of the present invention system comprises plural layer metal about a kind of manufacture, as shown in Figure 3, the present invention's method is included in the first front mould and is mated afterwards injects liquid metal in mould, to form the first metal layer (S301); And in the second front mould coordinating with described rear mold, described liquid metal is flow on the described the first metal layer that is partly molten state admittedly, to form the second metal level (S302) on described the first metal layer.In addition also can, according to forming three layers or more multi-layered metal shell with extra liquid metal in identical mode, so analogize.The liquid metal of extra liquid metal and first and second metal level of formation can be identical or different metal.
Be when first layer metal is partly admittedly molten state with the method difference of Fig. 1, form second layer metal layer thereon, not only can improve the tack of ground floor and second layer metal, also can reach and reduce costs and time saving advantage, and then improve production capacity.
Another preferred embodiment of the present invention is the device that a kind of method shown in Fig. 3 of enforcement is provided, and as shown in Figure 4, the device 401 of the present embodiment comprises the first front mould 402, can coordinate with rear mold 407, to inject liquid metal 4031, to form the first metal layer 403; And second front mould 408, coordinate with described rear mold 407, so that liquid metal 4041 is flow into, be on the described the first metal layer 403 that partly admittedly melts state, to form the second metal level 404 on described the first metal layer 403, wherein liquid metal 4031 and 4041 is identical metal.
When the another preferred embodiment of the present invention ties up to the second front mould 408 and coordinates start with rear mold 407,405 of rear mold 407 and extruded member have headspace, so that the described liquid metal that forms the second metal level can be injected to described headspace.
In addition, the extruded member 405 in the second front mould 408, can be in order to apply extruding/injection force to the second metal level 404.Moreover rear mold 407 further comprises overfall 406, make, when 405 pairs of the second metal levels 404 of extruded member impose an extruding force, can make unnecessary described liquid metal through overfall 406 overflows.
The another preferred embodiment of the present invention ties up to and in device 401, further comprises mobile member, the rear mold that can relatively move 407 and the first front mould 402 and the second front mould 408 positions.For example can make rear mold 407 be after the described the first metal layer 403 that partly admittedly melts state to form at injection liquid metal, by the first front mould 402 positions, move to the second front mould 408 positions; Or the first front mould 402 is after the described the first metal layer 403 that partly admittedly melts state to form at injection liquid metal, remove the first front mould 402, and make the second front mould 408 move to the cooperation position with rear mold 407, to carry out liquid metal injection to form the second metal level 404.By the present embodiment, the injection that forms the liquid metal of the first metal layer and form the liquid metal of the second metal level is all carried out at same device, can further save operation.
The present invention also can form three layers or more multi-layered metal shell in identical mode according to needs.For example, additionally increase by the 3rd front mould and in aforementioned mode, complete the housing of three-layer metal, and the 3rd metal level that forms, can with the first metal layer and the identical or different metal of the second metal level.
The plural layer metal shell of the method according to this invention made can be coated or be only on cover containment vessel or the lid of electronic installation, be also or only coated or on cover shell or the lid of electronic installation internal electrical components, can further engage with other member.Moreover the plural layer metal shell of method made of the present invention also may be implemented in various related application field.
The plural layer metal shell of the method according to this invention made not only has intensity and the elasticity of metal, can also be according to design requirement, make housing/product and the member on it one-body molded, and metal shell also can be done follow-up surface treatment on demand, for example heat treatment, anod surface treatment, general water plating are processed, vacuum coating/film is processed, coating is processed, corrosion-resistant treatments etc. is processed in oil spout, can further improve metal interlevel tack, intensity and corrosion resistance, and make the appearance design of housing more flexible.
Although technology contents of the present invention and feature are as mentioned above, yet those skilled in the art still can carry out many variations and modification in the situation that not deviating from teaching of the present invention and disclosure.Therefore, scope of the present invention is not defined in the embodiment having disclosed, and does not deviate from other variation of the present invention and revises, its scope for being contained as appended claims and comprise.
Claims (17)
1. a method for the housing that manufacture comprises plural layer metal, comprises:
Provide or form the first metal layer; And
With liquid metal, form the second metal level contacting with described the first metal layer,
Wherein, described the second metal level and described the first metal layer are same material.
2. method according to claim 1, wherein saidly forms with liquid metal the second metal level contacting with described the first metal layer and comprises with extruding force, injection mode, inflow mode, pours mode, die casting mode or forging type into and form described the second metal level.
3. method according to claim 1, that wherein said the first metal layer system has been shaped or half-finished former sheet material or sheet material.
4. method according to claim 1, the material of wherein said the first metal layer and the second metal level comprises one of stainless steel, zinc, aluminium, magnesium, chromium, titanium, copper, beryllium, nickel or its alloy.
5. a device for the housing that manufacture comprises plural layer metal, comprises:
Mould, in order to provide therein or to form the first metal layer,
Wherein said mould is further in order to form the second metal level contacting with described the first metal layer with liquid metal;
Wherein, described the second metal level and described the first metal layer are same material.
6. device according to claim 5, wherein said mould comprises overfall, during to described the second metal level extruding, to make unnecessary described liquid metal through described overfall overflow in described extruded member.
7. device according to claim 5, wherein said mould comprises rear mold, between described rear mold and described extruded member, has headspace, so that described liquid metal can inject described headspace.
8. device according to claim 5, the material of wherein said the first metal layer and the second metal level comprises one of stainless steel, zinc, aluminium, magnesium, chromium, titanium, copper, beryllium, nickel or its alloy.
9. a method for the housing that manufacture comprises plural layer metal, comprises:
At the first front mould and after being mated, in mould, inject liquid metal, to form the first metal layer; And
In the second front mould coordinating with described rear mold, described liquid metal is flow into and be on the described the first metal layer that partly admittedly melts state, to form the second metal level on described the first metal layer.
10. method according to claim 9, more comprises with extruding force and pushes described the second metal level.
11. methods according to claim 9, more comprise the position of relatively move described rear mold and the first front mould and described the second front mould.
12. methods according to claim 9, the material of wherein said the first metal layer and the second metal level comprises one of stainless steel, zinc, aluminium, magnesium, chromium, titanium, copper, beryllium, nickel or its alloy.
The device of the housing that 13. 1 kinds of manufactures comprise plural layer metal, comprises:
The first front mould, it coordinates with rear mold, in order to inject liquid metal, to form the first metal layer; And
The second front mould, coordinates with described rear mold so that described liquid metal is flow into and is on the described the first metal layer that partly admittedly melts state, to form the second metal level on described the first metal layer.
14. devices according to claim 13, described the second front mould more comprises extruded member, so that described the second metal level is applied to extruding force.
15. devices according to claim 14, between wherein said rear mold and described extruded member, there is headspace, so that described liquid metal can inject described headspace, and described rear mold more comprises overfall, with when described extruded member is pushed described the second metal level, make unnecessary described liquid metal through described overfall overflow.
16. devices according to claim 13, more comprise mobile member, with the position of relatively move described rear mold and the first front mould and described the second front mould.
17. devices according to claim 13, the material of wherein said the first metal layer and the second metal level comprises one of stainless steel, zinc, aluminium, magnesium, chromium, titanium, copper, beryllium, nickel or its alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210264143.4A CN103567416A (en) | 2012-07-27 | 2012-07-27 | Method and device for manufacturing casing comprising multiple metal layers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210264143.4A CN103567416A (en) | 2012-07-27 | 2012-07-27 | Method and device for manufacturing casing comprising multiple metal layers |
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| Publication Number | Publication Date |
|---|---|
| CN103567416A true CN103567416A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210264143.4A Pending CN103567416A (en) | 2012-07-27 | 2012-07-27 | Method and device for manufacturing casing comprising multiple metal layers |
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| CN (1) | CN103567416A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219907A (en) * | 2014-09-15 | 2014-12-17 | 联想(北京)有限公司 | Electronic device and housing manufacture method thereof |
| CN107598137A (en) * | 2017-09-05 | 2018-01-19 | 联想(北京)有限公司 | The pressure casting method and electronic equipment of a kind of metal shell |
| CN112439889A (en) * | 2020-11-23 | 2021-03-05 | 西北有色金属研究院 | Preparation method of titanium or titanium alloy composite cutter coated with nickel-rich nickel-titanium alloy |
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| US4023613A (en) * | 1971-12-29 | 1977-05-17 | Toyo Kogyo Co., Ltd. | Method of making a composite metal casting |
| JPH11104798A (en) * | 1997-10-01 | 1999-04-20 | Japan Steel Works Ltd:The | Magnesium molding and manufacture |
| US20030019604A1 (en) * | 2001-06-14 | 2003-01-30 | Fujitsu Limited | Metal casting fabrication method |
| CN1562528A (en) * | 2004-04-16 | 2005-01-12 | 清华大学 | Method of compression casting bimetal |
| JP2005138159A (en) * | 2003-11-07 | 2005-06-02 | Toyota Industries Corp | Aluminum die cast molding, die casting method, and die for die casting |
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- 2012-07-27 CN CN201210264143.4A patent/CN103567416A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4023613A (en) * | 1971-12-29 | 1977-05-17 | Toyo Kogyo Co., Ltd. | Method of making a composite metal casting |
| JPH11104798A (en) * | 1997-10-01 | 1999-04-20 | Japan Steel Works Ltd:The | Magnesium molding and manufacture |
| US20030019604A1 (en) * | 2001-06-14 | 2003-01-30 | Fujitsu Limited | Metal casting fabrication method |
| JP2005138159A (en) * | 2003-11-07 | 2005-06-02 | Toyota Industries Corp | Aluminum die cast molding, die casting method, and die for die casting |
| CN1562528A (en) * | 2004-04-16 | 2005-01-12 | 清华大学 | Method of compression casting bimetal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219907A (en) * | 2014-09-15 | 2014-12-17 | 联想(北京)有限公司 | Electronic device and housing manufacture method thereof |
| CN107598137A (en) * | 2017-09-05 | 2018-01-19 | 联想(北京)有限公司 | The pressure casting method and electronic equipment of a kind of metal shell |
| CN112439889A (en) * | 2020-11-23 | 2021-03-05 | 西北有色金属研究院 | Preparation method of titanium or titanium alloy composite cutter coated with nickel-rich nickel-titanium alloy |
| CN112439889B (en) * | 2020-11-23 | 2021-12-28 | 西北有色金属研究院 | Preparation method of titanium or titanium alloy composite cutter coated with nickel-rich nickel-titanium alloy |
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Application publication date: 20140212 |