CN101272874B - Method for production of magnesium alloy molding-processed article, and magnesium alloy molding-processed article - Google Patents
Method for production of magnesium alloy molding-processed article, and magnesium alloy molding-processed article Download PDFInfo
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- CN101272874B CN101272874B CN200680035947XA CN200680035947A CN101272874B CN 101272874 B CN101272874 B CN 101272874B CN 200680035947X A CN200680035947X A CN 200680035947XA CN 200680035947 A CN200680035947 A CN 200680035947A CN 101272874 B CN101272874 B CN 101272874B
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- organic resin
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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
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/02—Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
- B22D21/025—Casting heavy metals with high melting point, i.e. 1000 - 1600 degrees C, e.g. Co 1490 degrees C, Ni 1450 degrees C, Mn 1240 degrees C, Cu 1083 degrees C
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/201—Work-pieces; preparation of the work-pieces, e.g. lubricating, coating
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
- C22C23/02—Alloys based on magnesium with aluminium as the next major constituent
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Laminated Bodies (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Disclosed is a method for production of a magnesium alloy molding-processed article at a high degree of processing and at a low cost. Also disclosed is a magnesium alloy molding-processed article having a glossy surface, which is produced by the method. The method comprises the steps of coating an organic resin (e.g., a water-soluble urethane resin, a water -soluble polyester resin, a water-soluble acrylic resin, a water-soluble epoxy resin, or an organic resin produced by modification of any one of these resins) or an organic resin capable of imparting a processability which is prepared by mixing any one of these resins with a silne coupling agent, colloidal silica, a lubricant, a metal alkoxide or the like onto the surface of an magnesium alloy material, molding-processing the resulting product into a desired shape, and removing the organic resin using a resin coating remover.
Description
Technical field
The present invention relates to particularly after the processing that is shaped, have the manufacture method of the surperficial Mg alloy formed processome of beauty and the Mg alloy formed processome that uses this manufacture method to form.
Background technology
The external shell member, travelling that the lightweight magnesium alloy is attempting being applied to small-sized mobile electronic apparatus such as mobile communication equipment or notebook computer is with suitcase or deposit automobiles such as large-scale housing member, protective cover, luggage-boot lid, door, dashboard such as handbag that file uses with member etc.But magnesium alloy lacks processability, forms very difficulty of processing with high degree of finish.For the magnesium alloy with this unworkability carries out deep-draw processing, proposed: the temperature of the mould of deep hole pinching processing unit (plant), drift, wrinkle resistant member is heated to about 150～400 ℃ and carries out deep hole pinching method for processing (for example with reference to patent documentation 1); Mould, drift, holding pad are heated, by these shaping machining tools magnesium is heated to the recrystallization temperature scope, making magnesium carry out crystallization again by this heating softens, bring out the annealing effect of easy plastic deformation, manufacture method (for example with reference to patent documentation 2) that simultaneously the hot deep-draw of magnesium blank is become the magnesium alloy system hard shell body of case shape etc. adds the method that be heated to magnesium alloy the recrystallization temperature scope man-hour in shaping.
In addition, also proposed to make with lubricator for handling ease is carried out.Following method has for example been proposed: utilize the coating processing to make the mould surface of punch die form the method (for example with reference to patent documentation 3) of superhard plasma membranes such as titanium nitride, diamond-like-carbon; Magnesium alloy or aluminium alloy that use contains Biodegradable grease, slushing compound, EP agent and organic zinc compound, the formation of organomolybdenum compound form method for processing (for example with reference to patent documentation 4) with plastic working oil.But, heat and form processing or make with lubricator to form processing or make and with lubricator heat and form and add man-hour at these, contact scratch surface easily man-hour with instrument because of adding, can not be applied to require the purposes of beautiful appearance.
In order to prevent to add the scratch surface in man-hour, following method has been proposed: at least one surface of drift and mould, the plate of the pure magnesium more soft than magnesium alloy materials, fine aluminium, resin etc. is installed and the method (for example with reference to patent documentation 5) of carrying out plastic working in shaping; The fluororesin film sheet material is set as heat-insulating material in the magnesium sheet top and bottom of heating, at high temperature carries out the method (for example with reference to patent documentation 6) of press molding.But for these methods, the soft pure magnesium, fine aluminium, resin or the fluororesin film sheet material that are used as padded coaming add at every turn must change use man-hour, lacks continuous production.In addition, because the fluororesin film sheet material is expensive especially, so that the shaping processome that these methods of use obtain will inevitably cause aspect cost is unfavorable.
As the prior art document relevant following document is arranged with the present invention.
Patent documentation 1: the spy opens the 2003-290843 communique
Patent documentation 2: the spy opens the 2002-254115 communique
Patent documentation 3: the spy opens the 2003-154418 communique
Patent documentation 4: the spy opens the 2003-105364 communique
Patent documentation 5: the spy opens the 2001-300643 communique
Patent documentation 6: the spy opens flat 06-328155 communique
Summary of the invention
The problem that invention will solve
The object of the present invention is to provide with high degree of finish be shaped the at an easy rate manufacture method of processing magnesium alloy shaping processome and the Mg alloy formed processome that uses this manufacture method to be shaped to process with beautiful surface.
Be used to solve the means of problem
In order to realize purpose of the present invention, the 1st manufacture method that relates to Mg alloy formed processome of the present invention, the manufacture method of described Mg alloy formed processome is characterised in that, magnesium alloy materials surface-coated give the organic resin of processability and be shaped be processed into the shape of regulation after, use the resin-coated liquid of removing to remove above-mentioned organic resin;
The manufacture method of above-mentioned the 1st described Mg alloy formed processome is characterized in that, after having removed above-mentioned organic resin, the magnesium alloy materials that shaping is processed into the regulation shape is implemented surface treatment or/and japanning (the 2nd);
The manufacture method of above-mentioned the 1st or the 2nd described Mg alloy formed processome, it is characterized in that, as above-mentioned organic resin, use any or the organic resin more than 2 kinds (the 3rd) in the resin comprise water soluble polyurethane resin, water-soluble polyester resin, water soluble acrylic resin, water-soluble epoxy resin or these organic resin modifications are formed;
The manufacture method of above-mentioned the 3rd described Mg alloy formed processome is characterized in that, as above-mentioned organic resin, uses any or the organic resin more than 2 kinds (the 4th) also contain silane coupler, colloidal silica, lubricant, metal alkoxide;
The manufacture method of above-mentioned the 4th described Mg alloy formed processome is characterized in that, as above-mentioned organic resin, uses the organic resin (the 5th) that also contains the hear resistance imparting agent;
The manufacture method of each described Mg alloy formed processome is characterized in that in above-mentioned the 1st～5, and as the above-mentioned resin-coated liquid of removing, using with pH is that aqueous alkali more than 10 is the liquid (the 6th) of main body.
In addition, the 7th of the present invention relates to Mg alloy formed processome, and it uses the manufacture method manufacturing of each described Mg alloy formed processome in above-mentioned the 1st～5 to form.
The specific embodiment
Below, explain the present invention.
Be used to make the magnesium alloy materials of Mg alloy formed processome of the present invention, preferably include pure magnesium, magnesium alloy, described magnesium alloy contains aluminium 1.0～9.0 weight %, zinc 0.5～6.0 weight %, manganese 0.05～2.0 weight % as alloying component, remainder is made up of magnesium and unavoidable impurities, the crystallization particle diameter of magnesium alloy is 2～50 μ m, 2～10 μ m (below, for convenience of explanation, pure magnesium and magnesium alloy merging are called magnesium alloy) more preferably.These magnesium alloys are as sheet materials such as extruded material, machining material, hot-finished materials, are applied to the shaping processing shown in following.Use under the situation of sheet material, preferred thickness of slab is 0.05～2.0mm.At the surface-coated organic resin of these magnesium alloy materials, make the processing magnesium alloy materials that is shaped.
As at the surface-coated organic resin of magnesium alloy materials, be preferably water-soluble or water-dispersed resin, preferred water soluble polyurethane resin, water-soluble polyester resin, water soluble acrylic resin, water-soluble epoxy resin or the water miscible acrylic acid modified polyester resin that these organic resin modifications are formed, phenyl fluorine-silicon modified acrylic resin etc.These organic resins can only use a kind, also can be mixed with two or more.The scope of preferred 20～85 weight % of interpolation % of organic resin.When it was lower than 20 weight %, the organic resin tunicle of formation is easily because of processing damages, and was not preferred.When it surpassed 85 weight %, its characteristic aspect was out of question, but uneconomical.In addition, as the processing temperature of magnesium alloy materials, most cases preferably uses and surpasses 150 ℃ of such temperature, the therefore preferred organic resin that uses excellent heat resistance.
These organic resins can be water-soluble or water-dispersed resin applies drying separately and makes it form tunicle and use on above-mentioned magnesium alloy materials, but, also can make and contain the material shown in following in the organic resin and use in order to improve shaping processability and corrosion resistance.Add under the situation of other materials, content water-soluble or water-dispersed resin is preferably more than the 20 weight %.When it was lower than 20 weight %, the organic resin tunicle of formation is easily because of processing damages, and was not preferred.By making it contain silane coupler, the organic resin tunicle adds the adaptation in man-hour with respect to the adaptation of magnesium material, particularly shaping and significantly improves.In silane coupler, kind according to functional group is categorized as ethene base system, epoxy system, styrene base system, methacryloxy system, acryloyl-oxy base system, amino system, urea groups system, chloropropyl system, sulfydryl system, isocyanate-based etc., and these all can use effectively.Think this be since silane coupler with respect to the associativity of all resins almost, be the cause of adaptation excellence.Specifically, combine of the resin of the silane coupler KBM403 of epoxy system and polyurethane and epoxy system etc. is excellent, the silane coupler KBM903 of amino system and the resin of acrylic acid series etc. combine excellence, the adaptation of demonstration excellence.In addition, even, various materials are arranged also, therefore be not only the silane coupler KBM403 of epoxy system, and the silane coupler KBM903 of amino system also can obtain excellent effect owing to be called the resin of polyurethane series.The content of silane coupler in the organic resin tunicle is preferably below the 5 weight %, more preferably below the 1 weight %.Even its content surpasses 5 weight %, the raising effect of adaptation is also saturated, and it is unfavorable to become economically.
In addition, contain colloidal silica by making it, the hardness of organic resin tunicle improves, and scratch resistance improves, and corrosion resistance also improves.The content of colloidal silica in the organic resin tunicle is preferably below the 50 weight %.When its content surpassed 50 weight %, the organic resin tunicle was really up to the mark, the processability deterioration of organic resin tunicle, and being shaped to add is easy to generate the crack man-hour on the organic resin tunicle.
In addition, contain lubricant, make the shaping processing that has formed the organic resin tunicle on the magnesium alloy materials use the shaping processability of magnesium alloy materials to improve by making it.As lubricant, can use senior aliphatic acid such as laurate, myristic acid, palmitic acid, stearic acid; The calcium salt of these higher fatty acids, aluminium salt, zinc salt, barium salt, magnesium salts; These high-grade aliphatic esters; Polyolefin-wax such as Tissuemat E, polypropylene wax; Fluorine such as polytetrafluoroethylene (PTFE), polychlorotrifluoroethylene, Kynoar, polyvinyl fluoride are wax; Inanimate matter powder such as graphite, molybdenum bisuphide, boron nitride etc.The content of these lubricants in the organic resin tunicle is preferably below the 20 weight %.When its content surpasses 20 weight %, add the adaptation deterioration in man-hour with respect to the organic resin tunicle shaping of magnesium alloy materials.
In addition, contain metal alkoxide, make the shaping processing that has formed the organic resin tunicle on the magnesium alloy materials use the hear resistance of magnesium alloy materials to improve by making it.As metal alkoxide, can enumerate the alkoxide of boron, aluminium, titanium, palladium, manganese, iron, cobalt, copper, yttrium, zirconium, niobium, lanthanum, cerium, tantalum, tungsten, wherein, can preferably use the alkoxide of titanium system.The content of these metal alkoxides in the organic resin tunicle is preferably below the 10 weight %.When its content surpasses 10 weight %, on magnesium alloy materials, formed the shaping processability reduction of the shaping processing of organic resin tunicle with magnesium alloy materials.Above-mentioned silane coupler, colloidal silica, lubricant, metal alkoxide can contain a kind separately separately in the organic resin tunicle, also can contain more than 2 kinds.
With the organic resin that obtains as described above surface applied drying, make it form organic resin coating at magnesium alloy materials.The thickness of organic resin tunicle is preferably 0.1～50 μ m in dried thickness, more preferably 1～10 μ m.Magnesium alloy materials is used in the processing that can obtain thus being shaped, and the skin-friction coefficient under the processing temperature is preferably below 0.2.Coefficient of friction under the processing temperature is to use HEIDON system ball contact-type frictional factor detection device (Dynamic StrainAmplifer 3K-34D, Peeling/Slipping/Scratching TESTER HEIDON-14) to shaping the value that processing is measured with the coefficient of friction under the temperature of magnesium alloy materials.
The shaping processing that obtains as described above is below 0.2 with the coefficient of friction of magnesium alloy materials under processing temperature, the shaping processability excellence, in not using purposes such as deep-draw processing, forging, rolling, forging and pressing, under the situation of kollags such as lubricating oil commonly used so far, molybdenum bisuphide, can form well.In addition, even also with kollags such as lubricating oil commonly used so far, molybdenum bisuphide, also can form well, therefore, also existing manufacture method and manufacture method and the usefulness that can not have oiling processing of the present invention that needs the magnesium alloy materials of coating lubricant can be processed in having the manufacturing process that carries out oiling now continuously.And, when the processing that will be shaped is heated to temperature range below 350 ℃ with magnesium alloy materials, when preferred 200～350 ℃ hot processing temperature scope adds hot-working, compare with the temperature range that is lower than 200 ℃, processability further improves, and can form processing with high degree of finish.But, adding man-hour above forming in 200 ℃ the temperature range, produce the crack on decomposition variable color of organic resin tunicle or the tunicle, in the decorative appearance deterioration, also be difficult to improve degree of finish.Therefore, not only improve the independent hear resistance of organic resin, and further contain the hear resistance imparting agent in the organic resin tunicle by making, the organic resin tunicle does not have variable color or produces the crack in the hot processing temperature scope of the high temperature below 200～350 ℃, processing can be stably formed, degree of finish can also be improved.Its result, in the shaping processing of processing that is shaped with magnesium alloy materials, in the temperature province below 350 ℃, can further reduce having obtained with the use of implementing so far the processing temperature of the identical processability of lubricated oil condition, have the advantage that to carry out unnecessary heat treated.Certainly, shaping adds and does not need coating lubricant man-hour.
As the hear resistance imparting agent, preferably use heat-resistant resin, silicone compounds such as polyimides.As silicone compounds, preferably use the polymer or the monomer of organosiloxanes such as dimethyl siloxane, di-ethyl siloxane, Methylethyl siloxanes, diphenyl siloxane, methyl phenyl siloxane or in these organosiloxane molecules, have any or the substituent compound more than 2 kinds in 1 above polyoxyalkylenes, hydroxyl, amide groups, carboxyl, sulfo group, the amino.The content of these hear resistance imparting agents in the organic resin tunicle is preferably 5～80 weight %, more preferably 10～60 weight %.As mentioned above, contain the hear resistance imparting agent in the organic resin tunicle, the processing that is shaped can be heated to 200～350 ℃ hot processing temperature scope with magnesium alloy materials, form processing with high degree of finish by making.Should illustrate that the hear resistance imparting agent can contain separately in organic resin, also can with above-mentioned silane coupler, colloidal silica, lubricant any or more than 2 kinds and with and contain.
Remained on surface at the Mg alloy formed processome that processes of being shaped like this is attached with the organic resin tunicle.Can use with original state according to purposes, also can further on this organic resin tunicle, implement japanning as required again.But, when being applied to need the purposes of beautiful metal surface itself, must remove the residual organic resin that is attached to the surface.For organic resin, also have the use grit blasting that polishing particles is sprayed the method for removing in the surface, but because surface configuration changes, therefore preferred use is removed liquid and is removed.As removing liquid, preferably using with pH is that aqueous alkali more than 10 is main body, has wherein added the liquid of the surfactant of giving wetability, wettability etc.When pH is 10 when following, need long-time when removing.The aqueous alkali price is low, and removes behind the organic resin the residual aqueous alkali that adheres to and can easily wash and remove, and carries out drying then, thus organic resin to remove the expense that operation needs also few.
Mg alloy formed processome of the present invention can obtain as described above, but in order to give corrosion resistance and attractive in appearance, can further implement surface treatments such as known anodized, chemical conversion processing, plating to the shaping processome, perhaps also can implement transparent or coloured japanning.Perhaps also can in implementing these, implement transparent or coloured japanning more thereon after any surface treatment.
The Mg alloy formed processome that uses manufacture method manufacturing of the present invention to form as described above has beautiful metal surface, and the external shell member, travelling that can be preferably applied to small-sized mobile electronic apparatus such as mobile communication equipment or notebook computer is with suitcase or deposit automobiles such as large-scale housing member, protective cover, luggage-boot lid, door, dashboard such as handbag that file uses with member etc.
Embodiment
Below, explain the present invention with embodiment.
(making of processing with magnesium alloy materials is shaped)
As the processing magnesium alloy materials that is shaped, on the two sides of the magnesium alloy plate of the thickness of slab 0.4mm with following alloying component, use rod to be coated with machine with the resin solution shown in the table 1 or make that the resin solution that contains the silane coupler shown in the table 1, colloidal silica, lubricant, metal alkoxide, hear resistance imparting agent in the resin shown in the table 1 applies, drying, so that each additive is the content shown in the table 1 under the dried state, and the thickness of dried resin coating is the thickness shown in the table 1, makes on approbation shaping processing magnesium alloy materials.
＜alloying component 〉
Al:3.1 weight %, Zn:1.1 weight %, Mn:0.31 weight %, remainder: Mg and unavoidable impurities element
＜average crystallite particle diameter 〉
8μm
(making of Mg alloy formed processome)
The shaping processing that will obtain is as described above under the following conditions carried out deep-draw processing with magnesium alloy materials, makes Mg alloy formed processome.Processing temperature is set at and makes the temperature of mould and holding pad identical, and only the drift temperature is set at normal temperature.In addition, utilize the attached HEIDON system measuring friction coefficient device that the support heater arranged to measure coefficient of friction under the processing temperature.When measuring, after the shaping processing that will be fixed in support is heated to the temperature in man-hour with magnesium alloy materials, be that the SUS ball, the mensuration loading that are attached to the diameter 10mm of device is that 200g, minute are to measure under the condition of 1.6mm/sec at the contact ball.
＜drift convex shoulder R 〉
5mm
＜drift temperature 〉
Normal temperature
＜mold temperature 〉
200℃、250℃
＜holding pad temperature 〉
200℃、250℃
＜deep-draw speed 〉
1mm/ second
＜lubricating oil and lubricant 〉
When processing magnesium alloy materials of the present invention, do not use lubricating oil and lubricant.
As a comparative example, to be coated with commercially available plastic working on the two sides of above-mentioned magnesium alloy materials and the magnesium alloy materials of the thick fluororesin film of 50 μ m will be installed as sample sequence number 18 as sample sequence number 17 with on the two sides of magnesium alloy materials with the magnesium alloy materials of oily G3080 (Japan work oil (strain) system), under same condition, carry out deep-draw processing, make the relatively Mg alloy formed processome of usefulness.
(removing of organic resin tunicle)
From the of the present invention Mg alloy formed processome that obtains as described above, remove the residual organic resin tunicle that adheres under the following conditions.
＜remove bath 〉
Bathe and form
The aqueous solution that ト Star プ マ グ ス タ one 100 (wild pharmacy difficult to understand (strain) system) 300mL/L and ト Star プ マ グ ス タ one 100AD (wild pharmacy difficult to understand (strain) system) 10mL/L are mixed
pH 13.4
Bathe 70 ℃ of temperature
Stir ultrasonic wave
Dip time 10 minutes
Make supplying shown in the sample sequence number 1～13 thus and try material.
(surface treatment)
To the confession examination material of sample sequence number 3, implement under the following conditions as the surface-treated anodized, make the confession examination material of sample sequence number 14.
＜anodized 〉
Bathe and form
Ammonium dichromate 40g/L
Ammonium sulfate 25g/L
Ammoniacal liquor 3.0mL/L
Bathe 40 ℃ of temperature
Stir the circulation of bathing
Current density 1A/dm
2
(japanning)
Sample sequence number 3 for the examination material on the transparent Polyester resin lacquer of coating and carry out drying so that dried thickness is 10 μ m, make sample sequence number 15 for the examination material.
(surface treatment and japanning)
To sample sequence number 3 for examination material and sample sequence number 14 implemented anodized equally for the examination material after, with sample sequence number 15 implement japanning equally for the examination material, make sample sequence number 16 for trying material.
(relatively with supplying the examination material)
The lubricating oil on surface that is attached to the Mg alloy formed processome of comparative example is removed with acetone, make sample sequence number 17 for the examination material.In addition, the Mg alloy formed processome of comparative example is peeled off fluororesin film, makes the confession examination material of sample sequence number 18.
(evaluation of the appearance of Mg alloy formed processome)
The outward appearance of the Mg alloy formed processome of the sample sequence number 1～18 that perusal obtains is as described above estimated with following standard.
◎: do not see damage at specimen surface.
Zero: do not see the practical debatable damage of.
△: can see the practical debatable damage of.
(evaluation of post processing)
To the Mg alloy formed processome of sample sequence number 14～16, the state of the post processing of implementing behind the residual organic resin tunicle that adheres to (anodized or japanning) is removed in perusal, estimates with following standard.
Zero: do not see the practical debatable outward appearance that fully.
These be the results are shown in table 2.
[table 2]
| The sample sequence number | Sample temperature when processing temperature and measuring friction coefficient (℃) | Coefficient of friction | The use of lubricating oil or lubricant | Limit deep-draw ratio | Post processing | Appearance | Distinguish |
| 1 | 200 | 0.16 | Do not have | 2.6 | - | ○ | The present invention |
| 2 | 200 | 0.17 | Do not have | 2.4 | - | ○ | The present invention |
| 3 | 250 | 0.13 | Do not have | 3.8 | - | ◎ | The present invention |
| 4 | 250 | 0.13 | Do not have | 4.0 | - | ◎ | The present invention |
| 5 | 250 | 0.14 | Do not have | 3.5 | - | ◎ | The present invention |
| 6 | 200 | 0.18 | Do not have | 3.2 | - | ○ | The present invention |
| 7 | 200 | 0.14 | Do not have | 2.6 | - | ○ | The present invention |
| 8 | 250 | 0.15 | Do not have | 3.5 | - | ◎ | The present invention |
| 9 | 250 | 0.12 | Do not have | 3.5 | - | ◎ | The present invention |
| 10 | 250 | 0.15 | Do not have | 2.8 | - | ○ | The present invention |
| 11 | 250 | 0.14 | Do not have | 3.1 | - | ◎ | The present invention |
| 12 | 250 | 0.12 | Do not have | 3.0 | - | ◎ | The present invention |
| 13 | 200 | 0.14 | Do not have | 2.4 | - | ◎ | The present invention |
| 14 | 250 | 0.13 | Do not have | 3.8 | ○ | ◎ | The present invention |
| 15 | 250 | 0.13 | Do not have | 3.8 | ○ | ◎ | The present invention |
| 16 | 250 | 0.13 | Do not have | 3.8 | ○ | ◎ | The present invention |
| 17 | 250 | 0.28 | Lubricating oil | 1.8 | - | △ | Comparative example |
| 18 | 250 | 0.20 | Fluororesin film | 3.4 | - | ◎ | Comparative example |
As shown in table 2, after the lining organic resin on the magnesium alloy materials and the processing of implementing to be shaped, use organic resin to remove that liquid is removed the residual organic resin that adheres to and the of the present invention Mg alloy formed processome that obtains, can form processing with high degree of finish, compare with the Mg alloy formed processome that uses the lubricating oil shaping to process so far simultaneously, can obtain the surface and almost not scratch, with the equal beautiful surface state of the Mg alloy formed processome that has used expensive fluororesin film.And, after from Mg alloy formed processome of the present invention, removing the residual organic resin tunicle that adheres to, can use post processings such as surface treatments such as the anodized that is used to improve corrosion resistance and outward appearance or japanning no problemly.
The possibility of industrial application
The manufacture method of magnesium alloy shaping processome of the present invention is characterised in that, the surperficial coating of magnesium alloy material give the organic resin of processability and be shaped be processed into the shape of regulation after, use the resin coating to remove liquid and remove organic resin, the magnesium alloy shaping processome that uses the manufacture method of magnesium alloy shaping processome of the present invention to be shaped and to process, can form processing with high degree of finish, compare with the magnesium alloy shaping processome that with lubricator shaping was processed simultaneously, the surface is not easy to scratch, and has and the equal beautiful surface of magnesium alloy shaping processome of using expensive fluororesin film shaping to process. In addition, organic resin can use the cheap liquid of removing easily to remove. Therefore, when using manufacture method of the present invention to make magnesium alloy shaping processome, the magnesium alloy shaping processome that obtains has the surface that does not have beauty defective, and can make at an easy rate, can be fit to be applied to automobiles such as large-scale housing member, protective cover, luggage-boot lid, door, dashboard such as handbag that the small-sized portable exterior housing member with electronic equipment such as mobile communication equipment or notebook computer, travelling use with suitcase or storing documents with member etc.
Claims (10)
1. the manufacture method of Mg alloy formed processome, it is characterized in that, using the resin solution lining to give skin-friction coefficient under processing temperatures processability, 200～350 ℃ on the surface of magnesium alloy materials is after the shape of regulation is processed in organic resin 0.2 below and shaping, to use the resin-coated liquid of removing to remove above-mentioned organic resin.
2. the manufacture method of Mg alloy formed processome as claimed in claim 1 is characterized in that, after having removed above-mentioned organic resin, the magnesium alloy materials that shaping is processed into the regulation shape is implemented surface treatment or japanning.
3. the manufacture method of Mg alloy formed processome as claimed in claim 1 or 2, it is characterized in that, as above-mentioned organic resin, use any or the organic resin more than 2 kinds of the resin comprise water soluble polyurethane resin, water-soluble polyester resin, water soluble acrylic resin, water-soluble epoxy resin or these organic resin modifications are formed.
4. the manufacture method of Mg alloy formed processome as claimed in claim 3 is characterized in that, as above-mentioned organic resin, use also contain silane coupler, colloidal silica, lubricant, metal alkoxide any or more than 2 kinds and the organic resin that forms.
5. the manufacture method of Mg alloy formed processome as claimed in claim 4 is characterized in that, as above-mentioned organic resin, uses the organic resin that also contains the hear resistance imparting agent and form.
6. as the manufacture method of each described Mg alloy formed processome in claim 1 or 2, it is characterized in that as the above-mentioned resin-coated liquid of removing, using with pH is that aqueous alkali more than 10 is the liquid of main body.
7. the manufacture method of Mg alloy formed processome as claimed in claim 3 is characterized in that, as the above-mentioned resin-coated liquid of removing, using with pH is that aqueous alkali more than 10 is the liquid of main body.
8. the manufacture method of Mg alloy formed processome as claimed in claim 4 is characterized in that, as the above-mentioned resin-coated liquid of removing, using with pH is that aqueous alkali more than 10 is the liquid of main body.
9. the manufacture method of Mg alloy formed processome as claimed in claim 5 is characterized in that, as the above-mentioned resin-coated liquid of removing, using with pH is that aqueous alkali more than 10 is the liquid of main body.
10. Mg alloy formed processome, it uses, and each described manufacture method manufacturing forms in the claim 1～9.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005244579 | 2005-08-25 | ||
| JP244579/2005 | 2005-08-25 | ||
| JP297395/2005 | 2005-10-12 | ||
| JP2005297395 | 2005-10-12 | ||
| PCT/JP2006/316777 WO2007023967A1 (en) | 2005-08-25 | 2006-08-25 | Method for production of magnesium alloy molding-processed article, and magnesium alloy molding-processed article |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101272874A CN101272874A (en) | 2008-09-24 |
| CN101272874B true CN101272874B (en) | 2011-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200680035947XA Expired - Fee Related CN101272874B (en) | 2005-08-25 | 2006-08-25 | Method for production of magnesium alloy molding-processed article, and magnesium alloy molding-processed article |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP5105577B2 (en) |
| KR (1) | KR101287936B1 (en) |
| CN (1) | CN101272874B (en) |
| DE (1) | DE112006002243T5 (en) |
| WO (1) | WO2007023967A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI577544B (en) * | 2013-09-22 | 2017-04-11 | 鴻海精密工業股份有限公司 | Artical coated with silicone rubber layer and electronic device using same |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2065179A4 (en) * | 2006-08-28 | 2012-02-15 | Toyo Kohan Co Ltd | Magnesium alloy material for molding processing, magnesium alloy molding processing product, and process for producing magnesium alloy molding processing product |
| JP4903288B2 (en) * | 2009-05-26 | 2012-03-28 | 信越石英株式会社 | Silica container and method for producing the same |
| CN109957734A (en) * | 2017-12-14 | 2019-07-02 | 宜兴安纳西智能机械设备有限公司 | A kind of battery conveying device inlet side timbering material |
| CN112718860B (en) * | 2020-09-25 | 2022-03-22 | 中南大学 | Production method of magnesium alloy sheet |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1350892A (en) * | 2000-10-30 | 2002-05-29 | 高松勉 | Deep punching process |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0699225A (en) * | 1992-09-21 | 1994-04-12 | Sky Alum Co Ltd | Lubricant applied metallic plate for pressing |
| JPH06328155A (en) | 1993-05-24 | 1994-11-29 | Nippon Steel Corp | Press forming method for magnesium sheet |
| JPH10137863A (en) * | 1996-11-07 | 1998-05-26 | Sumitomo Metal Ind Ltd | Surface treated steel tube for hydraulic bulge working |
| JP2001300643A (en) | 2000-04-21 | 2001-10-30 | Mitsui Mining & Smelting Co Ltd | Manufacturing method of magnesium product |
| JP2002144478A (en) * | 2000-11-16 | 2002-05-21 | Nippon Steel Corp | Alkali soluble lubricating surface-treated metal product excellent in moldability |
| JP2002254115A (en) | 2001-03-02 | 2002-09-10 | Ace Kk | Magnesium alloy made hard case and its manufacturing method |
| JP3757312B2 (en) | 2001-09-28 | 2006-03-22 | マコトフックス株式会社 | Plastic working oil for magnesium alloy or aluminum alloy and processing method using the working oil |
| JP2003154418A (en) | 2001-11-21 | 2003-05-27 | Kasatani:Kk | Device for cold pressing magnesium alloy material |
| JP2003290843A (en) | 2002-03-29 | 2003-10-14 | Kasatani:Kk | PLASTIC-WORKING METHOD OF Mg ALLOY PLATE |
| JP2004197132A (en) * | 2002-12-17 | 2004-07-15 | Toyo Kohan Co Ltd | Resin-coated magnesium alloy sheet and method for producing formed body formed from resin-coated magnesium alloy sheet, and portable instrument boxed body |
| JP4382389B2 (en) * | 2003-05-15 | 2009-12-09 | 三菱製鋼株式会社 | Manufacturing method of magnesium or magnesium alloy product |
-
2006
- 2006-08-25 JP JP2006531577A patent/JP5105577B2/en not_active Expired - Fee Related
- 2006-08-25 CN CN200680035947XA patent/CN101272874B/en not_active Expired - Fee Related
- 2006-08-25 DE DE112006002243T patent/DE112006002243T5/en not_active Withdrawn
- 2006-08-25 KR KR1020087006923A patent/KR101287936B1/en active IP Right Grant
- 2006-08-25 WO PCT/JP2006/316777 patent/WO2007023967A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1350892A (en) * | 2000-10-30 | 2002-05-29 | 高松勉 | Deep punching process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI577544B (en) * | 2013-09-22 | 2017-04-11 | 鴻海精密工業股份有限公司 | Artical coated with silicone rubber layer and electronic device using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101272874A (en) | 2008-09-24 |
| KR20080052604A (en) | 2008-06-11 |
| JPWO2007023967A1 (en) | 2009-03-05 |
| WO2007023967A1 (en) | 2007-03-01 |
| KR101287936B1 (en) | 2013-07-23 |
| DE112006002243T5 (en) | 2008-08-21 |
| JP5105577B2 (en) | 2012-12-26 |
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