CN110435346A - A kind of gold and silver mistake artwork Ornament and preparation method thereof - Google Patents
A kind of gold and silver mistake artwork Ornament and preparation method thereof Download PDFInfo
- Publication number
- CN110435346A CN110435346A CN201910652651.1A CN201910652651A CN110435346A CN 110435346 A CN110435346 A CN 110435346A CN 201910652651 A CN201910652651 A CN 201910652651A CN 110435346 A CN110435346 A CN 110435346A
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- gold
- cushion block
- silver
- embedding
- mistake
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052737 gold Inorganic materials 0.000 title claims abstract description 85
- 239000010931 gold Substances 0.000 title claims abstract description 85
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 61
- 239000004332 silver Substances 0.000 title claims abstract description 61
- 238000002360 preparation method Methods 0.000 title abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 claims abstract description 35
- 238000005245 sintering Methods 0.000 claims abstract description 34
- 239000007769 metal material Substances 0.000 claims abstract description 15
- 238000004826 seaming Methods 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- 229910002804 graphite Inorganic materials 0.000 claims description 23
- 239000010439 graphite Substances 0.000 claims description 23
- 239000000843 powder Substances 0.000 claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 230000007423 decrease Effects 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 238000002791 soaking Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 238000009702 powder compression Methods 0.000 claims description 2
- 239000010953 base metal Substances 0.000 abstract description 8
- 239000004576 sand Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 11
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- 229910001369 Brass Inorganic materials 0.000 description 8
- 229910000906 Bronze Inorganic materials 0.000 description 8
- 239000010951 brass Substances 0.000 description 8
- 239000010974 bronze Substances 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000010946 fine silver Substances 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 229910000570 Cupronickel Inorganic materials 0.000 description 3
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000010977 jade Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005323 electroforming Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- PQTCMBYFWMFIGM-UHFFFAOYSA-N gold silver Chemical compound [Ag].[Au] PQTCMBYFWMFIGM-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
- B22F2003/1051—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding by electric discharge
Abstract
The invention discloses a kind of gold and silver mistake artwork Ornaments and preparation method thereof.Production method of the invention is by vacuum plasma sintering technology in conjunction with gold and silver mistake technique, with simple and effective, environmentally protective, the wide advantage of embedding mistake metal material selection range, by adjusting related process parameters, prepared gold and silver mistake artwork Ornament decorative pattern is fine, the division is clearly demarcated, embedding wrong secured, good metallurgical bonding is presented between base metal material and embedding wrong metal material, solve in existing gold and silver mistake technique occur easily at decorative pattern it is out of shape, be mingled with, sand holes, the problems such as falling off.
Description
Technical field
The present invention relates to artwork Ornament technical fields, and in particular to a kind of gold and silver mistake artwork Ornament and preparation method thereof.
Background technique
Gold and silver mistake technique is one of ancient Chinese conventional metals fine workmanship's decorative technique, be it is a kind of with metallized thread implements table
The technique of decorative pattern or text is set on face.Gold and silver mistake technique is used primarily in bronze earliest first appeared in the bronze ware of quotient Zhou Shidai
Decorative pattern on the practical implements such as various vessel, vehicle and horse utensil and the weapons of device.Not due to the natural colour of bronze and gold and silver
Together, to show that golden (silver) bright, gorgeous brilliant decorative pattern, to significantly improve the decorative effect of implements.
Ancient Gold And Silver Ore mistake technique mainly comprises the steps that first is that make pottery mould, casts out bronze ware；Second is that in bronze ware
Grain pattern is drawn on surface, and digs out shallow slot according to grain pattern engraving tool；Third is that metallized thread (piece) is mounted in groove；Fourth is that utilizing stone pair of laing
Bronze, brass or copper ware surface carries out mill mistake, keeps metallized thread (piece) and bronze, brass or copper ware surface naturally smooth, reaches the stage to fit together perfectly.
The manufacture difficulty of traditional gold and silver mistake technique is very big, wire be entirely by force beat, squeeze insertion implements surface, cannot
Using any adhesive, and the pattern line formed wants smooth, and strand thickness is consistent, and Yan Sihe is wanted in the cooperation with matrix
Seam, therefore it is required that groove width and depth are accurate, otherwise wire can not be embedded in, insecure or not beautiful inadequate insertion
See, processing and manufacturing difficulty as one can imagine, especially when with wire (piece) composition decorative pattern dense pattern, fluting precision is wanted
Ask tightened up, manufacture difficulty is bigger.And in the selection of embedding wrong metal material, the intensity hardness of material must be very low, is easy to strike
It beats and extends, in ability embedded groove；Once the intensity hardness of material is high, elasticity is big, when deformation is difficult, is just difficult to obtain satisfied embedding
Wrong effect.
In recent years, it has carried out some research around how passing on and develop this technique.Such as:
CN201510205084.7 reports a kind of manufacturing method of gold and silver mistake ornaments, it is rotten using machining, chemistry
The methods of erosion, processing depth at copper-based bottom is 0.8~1.4mm, and width is greater than the groove of 0.8mm, then by copper-tin alloy height
Temperature is melted and is filled to formation gold and silver mistake effect in groove.This method can using the low metal of ductility as embedding wrong material,
But it is difficult to be formed fine decorative pattern, and the compound of the copper-tin alloy of founding and copper-based bottom often occurs that profile is unclear, oxidation is pressed from both sides
The problems such as miscellaneous.
CN201621377944.1 reports a kind of gold and silver mistake and inlays ring, and ring is decomposed into gold ring and two, silver circle by it
Point, groove is cast out in the side Yin Quan, then covers gold ring in insertion groove.This method is still to beat extruding side using traditional forcing
Formula, and groove is casting and forming, it is difficult to form fine decorative pattern.
CN201020219269.6 reports a kind of gold and silver mistake set jewelry, it be in jade surface layer depiction groove,
Then proof gold filamentary silver (piece) is laid flat in percussion insertion groove.This method is no different with traditional gold and silver mistake technique, only substrate material
Material is nonmetallic jade.
The production method that CN201210319988.9 reports a kind of metal embedding craft, it is to open on the metallic substrate
Equipped with embedding wrong decoration groove, metallic substrates outer surface and the inner surface except insulating materials shield trenches are then used, electricity is recycled
Casting process deposits the metal for wanting embedding mistake in the trench.Although this technique does not need manually to beat metal, it also requires being answered
Miscellaneous grooving operations, and for fine decorative pattern, in the shielding of substrate surface brushing insulating materials, difficulty is too big, is easy to appear painting
Swiped through boundary or problem that is not in place and causing decorative pattern out of shape, in addition electroforming process also brings severe environmental issue.
Summary of the invention
It is an object of the invention to a kind of gold and silver mistake artwork Ornament and its system are provided in place of overcome the deficiencies in the prior art
Make method, using the gold and silver mistake artwork Ornament decorative pattern of this method production is fine, the division is clearly demarcated, it is embedding it is wrong securely, base metal with it is embedding
Inlaying gold belong between good metallurgical bonding is presented, solve the prepared ornaments of existing method occur easily at decorative pattern it is out of shape,
It is mingled with, sand holes, the problems such as falling off.
To achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of production method of gold and silver mistake artwork Ornament, comprising the following steps:
(1) selection forms embedding inlaying gold category textured pattern with the apparent embedding wrong metal material of base material colour contrast, production；
(2) select the metal powder that granularity is 300~400 mesh as base material；
(3) push-down head is assembled in mold cavity, and the embedding inlaying gold category textured pattern that step (1) makes is placed in pushing
Head surface adjusts position of the embedding inlaying gold category textured pattern in mold cavity and weighs metal according to the design requirement of artwork Ornament
Powder adds it in mold cavity, and after seaming chuck is assembled in mold cavity, metal powder compression moulding is formed
Blank, for the pressure that compression moulding uses for 9~12MPa, the dwell time is 60~90s, then takes out seaming chuck and push-down head, point
Not after the working face of seaming chuck and push-down head places graphite paper gasket, mold is compressed again；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, it will be in step (3)
The blank of compression moulding is placed on lower cushion block together with seaming chuck, push-down head and mold, and is sequentially placed above seaming chuck
Cushion block and upper padding plate, the lower electrode of raising touch upper electrode holder and generate pressure up to upper cushion block and upper padding plate, the upper cushion block,
The material of lower cushion block, upper padding plate and lower bolster can be conductive；
(5) after the completion of blank arrangement, the burner hearth of vacuum plasma sintering furnace is evacuated to 3~6Pa, increases lower electrode simultaneously
It is pressurizeed by upper and lower pressure head to blank, the 28~35MPa of pressure for bearing jewellery blank, starting plasma agglomeration is set
It is standby, pressure sintering is carried out under vacuum conditions, and sintering temperature is 700~850 DEG C, and soaking time is 1~2min；
(6) it polished sintered blank, polished, obtain gold and silver mistake artwork Ornament.
The present invention by vacuum plasma sintering technology in conjunction with gold and silver mistake technique, the production method simple and effective, green ring
It protects, embedding mistake metal material selection range is wide, using the above method and passes through preferred suitable technological parameter, prepared gold and silver
Wrong artwork Ornament decorative pattern is fine, the division is clearly demarcated, embedding wrong secured, and good metallurgical junction is presented between base metal and embedding inlaying gold category
Close, solve in existing gold and silver mistake technique easily at decorative pattern occur it is out of shape, be mingled with, sand holes, the problems such as falling off.
Technological parameter in above-mentioned production method can accordingly be adjusted according to the embedding wrong metal material of selection and base material
It is whole, for the metallurgical bonding effect for improving artwork Ornament, in step (5) by the vacuum degree control of vacuum plasma sintering furnace be 3~
6Pa, the pressure control that jewellery blank is born are 28~35MPa, and sintering temperature control is 700~850 DEG C, and soaking time control is
1~2min.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the upper cushion block, under
The cross section of cushion block, upper padding plate and lower bolster is circle, and the upper cushion block and lower cushion block are combined by multiple circular pad module units
It is formed.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the upper cushion block is under
Cushion block is combined to form step-like structure by multiple circular pad module units, lower cushion block circular pad module unit from bottom to top it is outer
Diameter successively decreases according to 20%~40% ratio；The outer diameter of upper cushion block circular pad module unit from top to bottom is according to 20%~40%
Ratio successively decrease.Step-like structure is set by upper cushion block and lower cushion block in the present invention, convenient for forming current convergence on blank
Effect improves sintering efficiency, is conducive to improve the metallurgical bonding intensity between base metal and embedding inlaying gold category.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, in the step (1),
It is wired inlay using craft, the embedding inlaying gold category textured pattern of method production of roll compacting, punching press, etching or cutting.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the embedding wrong metal material
Material is at least one of platinum, gold, silver, copper, palladium.
To enable inlaying gold silver textured pattern to highlight well, when production, is preferably anti-with artwork Ornament base material color
Poor apparent embedding wrong metal material, such as: silver alloy, stainless steel, copper-nickel alloy, cobalt alloy etc. may be selected in white material；Red material
Red copper, copper master alloy etc. may be selected；Proof gold, brass, bronze etc. may be selected in yellow material, after the completion of vacuum plasma sintering, base
The color that the color of bottom material and embedding inlaying gold belong to has obvious contrast.The proof gold such as platinum, gold, silver, the copper excellent for ductility
Material is preferentially fabricated to thin silk ribbon using the methods of roll compacting, drawing by category and high-purity alloy, then using method of wiring inlay by hand
Produce textured pattern；For other materials, the methods of roll compacting, punching press, etching, cutting can be used and produce textured pattern.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the inner wall of the mold
For cylinder, outer wall is cylindrical, square column type or elliptical cylinder-shape, the shape of the graphite paper gasket and the inner wall shape one of mold
It causes.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the outer wall of the mold
Middle position be equipped with blind hole for being inserted into temperature thermocouple, 1.5~2.5mm of aperture of the blind hole, depth is 3~5mm.
The preferred embodiment of production method as gold and silver mistake artwork Ornament of the present invention, the mold, upper pad
Block, lower cushion block, upper padding plate and lower bolster material to select compression strength be the graphite of 50MPa or more.Graphite can be conductive, can hold
By in sintering process high temperature and thermal shock, the pressure and workpiece expanded by heating when pressure sintering can be born, be conducive to be sintered
Workpiece is smoothly taken out afterwards.
The present invention also provides according to the above-mentioned prepared gold and silver mistake artwork Ornament of method, the gold and silver mistake artwork Ornament
Decorative pattern is fine, the division is clearly demarcated, embedding wrong secured, and bond strength is higher between base metal and embedding inlaying gold category.
Compared with prior art, the invention has the benefit that
The present invention by vacuum plasma sintering technology in conjunction with gold and silver mistake technique, the production method simple and effective, green ring
It protects, embedding mistake metal material selection range is wide, passes through preferred suitable technological parameter, prepared gold and silver mistake artwork Ornament decorative pattern
Finely, the division is clearly demarcated, embedding wrong secured, and good metallurgical bonding is presented between base metal material and embedding wrong metal material, solves
Occur easily at decorative pattern in existing gold and silver mistake technique it is out of shape, be mingled with, sand holes, the problems such as falling off.
Detailed description of the invention
Fig. 1 is the gold and silver mistake artwork Ornament of embodiment 1, embedding wrong fine silver pattern in fine copper substrate.
Fig. 2 is the microscopic appearance and elemental line scan figure of the gold and silver mistake artwork Ornament of embodiment 1.
Fig. 3 is the gold and silver mistake artwork Ornament of embodiment 2, embedding wrong stainless steel pattern in copper master alloy substrate.
Fig. 4 is the gold and silver mistake artwork Ornament of embodiment 3, embedding wrong brass pattern on red copper substrate.
Fig. 5 is the gold and silver mistake artwork Ornament of embodiment 4, embedding wrong brass pattern in copper-nickel alloy substrate.
Specific embodiment
Purposes, technical schemes and advantages in order to better illustrate the present invention, below in conjunction with specific embodiment to the present invention
It further illustrates.It will be appreciated by those skilled in the art that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
In embodiment, used experimental method is conventional method unless otherwise specified, material used, reagent etc.,
It is commercially available unless otherwise specified.
Embodiment 1
A kind of production method of gold and silver mistake artwork Ornament, comprising the following steps:
(1) using the excellent fine silver of ductility as embedding wrong metal material, by roll compacting after fine silver wire drawing at a thickness of
The thin slice of 0.1mm, height 1mm；Using tissue sheet identical with mold inner-cavity diameter, required pattern is described on the scraps of paper, than
Shape needed for being bent out fine silver thin slice using the method wired inlay by hand according to pattern, and put micro quick-drying gelatin and fix；
(2) using dry, non-oxidation fine copper powder as base material, powder size is 300 mesh；
(3) the embedding inlaying gold category textured pattern of step (1) is placed on push-down head table in mold cavity by push-down head assembly
Face, weighs metal powder material according to the weight demands of artwork Ornament, powder is uniformly added in mold cavity, then fit on
Pressure head, with hand-operated hydraulic press by powder pre-compacted, pressure 10MPa, dwell time 75s, then take out respectively seaming chuck and
Push-down head, and upper graphite paper gasket, the graphite paper gasket under the placement of push-down head working face are placed in seaming chuck working face, then again
It compresses；
Wherein, the material of mold, upper cushion block, lower cushion block, upper padding plate and lower bolster selects quality fine and close, and compression strength is
The graphite of 60MPa；Mold is bucket cup structure, and the inner wall of the mold is cylinder, and the middle position of the outer wall of mold, which is equipped with, to be used
In the blind hole of insertion temperature thermocouple, the aperture 2mm of the blind hole, depth 7mm；The shape of graphite paper gasket and mold it is interior
Wall shape is consistent；Upper cushion block, lower cushion block, upper padding plate and lower bolster cross section be circle, the upper cushion block and lower cushion block by
Multiple circular pad module units combine to form step-like structure, the lower cushion block from bottom to top circular pad module unit outer diameter according to
30% ratio is successively decreased；The outer diameter of upper cushion block circular pad module unit from top to bottom successively decreases according to 30% ratio, thickness root
It requires to be arranged according to product size；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, the base that will be suppressed
Part seaming chuck, push-down head and mold are placed on lower cushion block, are placed upper cushion block and upper padding plate in the top of seaming chuck, are increased lower electricity
Pole is until upper cushion block and upper padding plate touch upper electrode holder and generate pressure, by the blind hole of temperature thermocouple insertion outer mold wall
It is interior；
(5) after the completion of blank arrangement, burner hearth is evacuated down to 5Pa, lower electrode is increased and blank is carried out by upper push-down head
Pressurization, the pressure for bearing blank are set as 30MPa, start plasma sintering equipment, carry out pressure sintering under vacuum conditions,
Sintering temperature is 730 DEG C, soaking time 1.5min；
(6) blank of sinter molding polished, polished to get the artwork Ornament with exquisite inlaying gold decorative pattern is arrived, and
Metallic substrates and embedding inlaying gold form good metallurgical bonding between belonging to, as depicted in figs. 1 and 2 respectively.
Embodiment 2
A kind of production method of gold and silver mistake artwork Ornament, comprising the following steps:
(1) it is cut on stainless steel substrates as embedding wrong metal material with wire cutting using the 316L stainless steel with a thickness of 1mm
Required pattern out is dried after cleaning up its oil removing.
(2) using dry, non-oxidation copper master alloy powder as base material, powder size is 400 mesh；
(3) the embedding inlaying gold category textured pattern pinched is placed on pushing head surface, root in mold cavity by push-down head assembly
Metal powder material is weighed according to the weight demands of artwork Ornament, powder is uniformly added in mold cavity, seaming chuck is then assembled,
With hand-operated hydraulic press by powder pre-compacted, pressure 12MPa, dwell time 60s.Then seaming chuck and pushing are taken out respectively
Head, and upper graphite paper gasket, the graphite paper gasket under the placement of push-down head working face are placed in seaming chuck working face, then press again
Tightly；
Wherein, the material of mold, upper cushion block, lower cushion block, upper padding plate and lower bolster selects quality fine and close, and compression strength is
The graphite of 70MPa；Mold is bucket cup structure, and the inner wall of the mold is elliptical cylinder-shape, and the middle position of the outer wall of mold is equipped with
For being inserted into the blind hole of temperature thermocouple, the aperture 2.5mm of the blind hole, depth 5mm；The shape and mold of graphite paper gasket
Inner wall shape it is consistent；Upper cushion block, lower cushion block, upper padding plate and lower bolster cross section be circle, the upper cushion block and lower cushion block
It combines to form step-like structure by multiple circular pad module units, the outer diameter of lower cushion block circular pad module unit from bottom to top is pressed
Successively decrease according to 40% ratio；The outer diameter of upper cushion block circular pad module unit from top to bottom successively decreases according to 40% ratio, thickness
It requires to be arranged according to product size；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, the base that will be suppressed
Part is placed on lower cushion block together with seaming chuck, push-down head and mold, is placed upper cushion block and upper padding plate in the top of seaming chuck, is increased
Lower electrode is until upper cushion block and upper padding plate touch upper electrode holder and generate pressure, by the blind of temperature thermocouple insertion outer mold wall
In hole；
(5) after the completion of blank arrangement, burner hearth is evacuated down to 6Pa, lower electrode is increased and blank is carried out by upper push-down head
Pressurization, the pressure for bearing blank are set as 29MPa, start plasma sintering equipment, carry out pressure sintering under vacuum conditions,
Sintering temperature is 700 DEG C, soaking time 2min；
(6) blank of sinter molding polished, polished to get the artwork Ornament with exquisite inlaying gold decorative pattern is arrived, such as
Shown in Fig. 3, the division is clearly demarcated for the artwork Ornament, embedding wrong secured, and bond strength is higher between base metal and embedding inlaying gold category.
Embodiment 3
A kind of production method of gold and silver mistake artwork Ornament, comprising the following steps:
(1) institute is cut into wire cutting technology as embedding wrong metal material on brass sheet using the brass with a thickness of 1mm
The pattern needed, is dried after its oil removing is cleaned up；
(2) using dry, non-oxidation red copper powder as base material, powder size is 350 mesh；
(3) the embedding inlaying gold category textured pattern pinched is placed on pushing head surface, root in mold cavity by push-down head assembly
Metal powder material is weighed according to the weight demands of artwork Ornament, powder is uniformly added in mold cavity, seaming chuck is then assembled,
With hand-operated hydraulic press by powder pre-compacted, pressure 11MPa, dwell time 70s.Then seaming chuck and pushing are taken out respectively
Head, and upper graphite paper gasket, the graphite paper gasket under the placement of push-down head working face are placed in seaming chuck working face, then press again
Tightly；
Wherein, the material of mold, upper cushion block, lower cushion block, upper padding plate and lower bolster selects quality fine and close, and compression strength is
The graphite of 55MPa；Mold is bucket cup structure, and the inner wall of the mold is cylinder, and the middle position of the outer wall of mold, which is equipped with, to be used
In the blind hole of insertion temperature thermocouple, the aperture 2.2mm of the blind hole, depth 6mm；The shape of graphite paper gasket and mold
Inner wall shape is consistent；Upper cushion block, lower cushion block, upper padding plate and lower bolster cross section be circle, the upper cushion block and lower cushion block are equal
Combined by multiple circular pad module units and form step-like structure, the lower cushion block from bottom to top circular pad module unit outer diameter according to
20% ratio is successively decreased；The outer diameter of upper cushion block circular pad module unit from top to bottom successively decreases according to 20% ratio, thickness root
It requires to be arranged according to product size；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, the base that will be suppressed
Part seaming chuck, push-down head and mold are placed on lower cushion block, are placed upper cushion block and upper padding plate in the top of seaming chuck, are increased lower electricity
Pole touches upper electrode holder and generates pressure up to upper cushion block and upper padding plate, will be in the blind hole of thermocouple insertion outer mold wall；
(5) after the completion of blank arrangement, burner hearth is evacuated down to 4Pa, lower electrode is increased and blank is carried out by upper push-down head
Pressurization, the pressure for bearing blank are set as 35MPa, start plasma sintering equipment, carry out pressure sintering under vacuum conditions,
Sintering temperature is 800 DEG C, soaking time 1min；
(6) blank of sinter molding polished, polished to get the artwork Ornament with exquisite inlaying gold decorative pattern is arrived, such as
Fig. 4, at the decorative pattern of the artwork Ornament without it is out of shape, be mingled with, sand holes, fall off phenomena such as.
Embodiment 4
A kind of production method of gold and silver mistake artwork Ornament, comprising the following steps:
(1) required pattern is formed with etch process as embedding wrong metal material using the brass with a thickness of 0.5mm, it will
Its oil removing is dried after cleaning up；
(2) using dry, non-oxidation copper-nickel alloy powder as base material, powder size is 400 mesh；
(3) the embedding inlaying gold category textured pattern pinched is placed on pushing head surface, root in mold cavity by push-down head assembly
Metal powder material is weighed according to the weight demands of artwork Ornament, powder is uniformly added in mold cavity, seaming chuck is then assembled,
With hand-operated hydraulic press by powder pre-compacted, pressure 9MPa, the dwell time is 90 seconds.Then seaming chuck and pushing are taken out respectively
Head, and upper graphite paper gasket, the graphite paper gasket under the placement of push-down head working face are placed in seaming chuck working face, then press again
Tightly；
Wherein, the material of mold, upper cushion block, lower cushion block, upper padding plate and lower bolster selects quality fine and close, and compression strength is
The graphite of 50MPa；Mold is bucket cup structure, and the inner wall of the mold is cylinder, and the middle position of the outer wall of mold, which is equipped with, to be used
In the blind hole of insertion temperature thermocouple, the aperture 1.5mm of the blind hole, depth 8mm；The shape of graphite paper gasket and mold
Inner wall shape is consistent；Upper cushion block, lower cushion block, upper padding plate and lower bolster cross section be circle, the upper cushion block and lower cushion block are equal
Combined by multiple circular pad module units and form step-like structure, the lower cushion block from bottom to top circular pad module unit outer diameter according to
30% ratio is successively decreased；The outer diameter of upper cushion block circular pad module unit from top to bottom successively decreases according to 30% ratio, thickness root
It requires to be arranged according to product size；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, the base that will be suppressed
Part seaming chuck, push-down head and mold are placed on lower cushion block.Upper cushion block and upper padding plate are placed in the top of seaming chuck, increases lower electricity
Pole is until upper cushion block and upper padding plate touch upper electrode holder and generate pressure.It will be in the blind hole of thermocouple insertion outer mold wall；
(5) after the completion of blank arrangement, burner hearth is evacuated down to 3Pa, lower electrode is increased and blank is carried out by upper push-down head
Pressurization, the pressure for bearing blank are set as 29MPa, start plasma sintering equipment, carry out pressure sintering under vacuum conditions,
Sintering temperature is 750 DEG C, soaking time 1.5min；
(6) blank of sinter molding polished, polished to get the artwork Ornament with exquisite inlaying gold decorative pattern is arrived, such as
Shown in Fig. 5, the division is clearly demarcated for the artwork Ornament, embedding wrong secured, and bond strength is higher between base metal and embedding inlaying gold category.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than protects to the present invention
The limitation of range is protected, although the invention is described in detail with reference to the preferred embodiments, those skilled in the art should
Understand, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the essence of technical solution of the present invention
And range.
Claims (9)
1. a kind of production method of gold and silver mistake artwork Ornament, which comprises the following steps:
(1) selection forms embedding inlaying gold category textured pattern with the apparent embedding wrong metal material of base material colour contrast, production；
(2) select the metal powder that granularity is 300~400 mesh as base material；
(3) push-down head is assembled in mold cavity, and the embedding inlaying gold category textured pattern that step (1) makes is placed in push-down head table
Face adjusts position of the embedding inlaying gold category textured pattern in mold cavity and weighs metal powder according to the design requirement of artwork Ornament
End adds it in mold cavity, after seaming chuck is assembled in mold cavity, by metal powder compression moulding, forms base
Part, for the pressure that compression moulding uses for 9~12MPa, the dwell time is 60~90s, then takes out seaming chuck and push-down head, respectively
After the working face of seaming chuck and push-down head places graphite paper gasket, mold is compressed again；
(4) it is sequentially placed lower bolster, lower cushion block on the lower electrodes base of vacuum plasma sintering furnace, by compacting in step (3)
Molding blank is placed on lower cushion block together with seaming chuck, push-down head and mold, and upper cushion block is sequentially placed above seaming chuck
And upper padding plate, the lower electrode of raising touch upper electrode holder and generate pressure up to upper cushion block and upper padding plate, the upper cushion block, underlay
The material of block, upper padding plate and lower bolster can be conductive；
(5) after the completion of blank arrangement, the burner hearth of vacuum plasma sintering furnace is evacuated to 3~6Pa, increase lower electrode and is passed through
Upper and lower pressure head pressurizes to blank, and the 28~35MPa of pressure for bearing jewellery blank starts plasma sintering equipment, In
Pressure sintering is carried out under vacuum state, sintering temperature is 700~850 DEG C, and soaking time is 1~2min；
(6) it polished sintered blank, polished, obtain gold and silver mistake artwork Ornament.
2. the production method of gold and silver mistake artwork Ornament according to claim 1, which is characterized in that the upper cushion block, underlay
The cross section of block, upper padding plate and lower bolster is circle, and the upper cushion block and lower cushion block combine shape by multiple circular pad module units
At.
3. the production method of gold and silver mistake artwork Ornament according to claim 2, which is characterized in that the upper cushion block and underlay
Block is combined to form step-like structure by multiple circular pad module units, the outer diameter of lower cushion block circular pad module unit from bottom to top
Successively decrease according to 20%~40% ratio；The outer diameter of upper cushion block circular pad module unit from top to bottom is according to 20%~40%
Ratio is successively decreased.
4. the production method of gold and silver mistake artwork Ornament according to claim 1, which is characterized in that in the step (1), adopt
It wires inlay by hand, the embedding inlaying gold category textured pattern of method production of roll compacting, punching press, etching or cutting.
5. the production method of gold and silver mistake artwork Ornament according to claim 1 or 4, which is characterized in that the embedding inlaying gold category
Material is at least one of platinum, gold, silver, copper, palladium.
6. the production method of gold and silver mistake artwork Ornament according to claim 1, which is characterized in that the inner wall of the mold is
Cylinder, outer wall are cylindrical, square column type or elliptical cylinder-shape, the shape of the graphite paper gasket and the inner wall shape one of mold
It causes.
7. the production method of gold and silver mistake artwork Ornament according to claim 6, which is characterized in that the outer wall of the mold
Middle position is equipped with the blind hole for being inserted into temperature thermocouple, 1.5~2.5mm of aperture of the blind hole, and depth is 3~6mm.
8. the production method of gold and silver mistake artwork Ornament according to claim 1, which is characterized in that the mold, upper cushion block,
It is the graphite of 50MPa or more that the material of lower cushion block, upper padding plate and lower bolster, which selects compression strength,.
9. the prepared gold and silver mistake artwork Ornament of described in any item methods according to claim 1~8.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371985A (en) * | 2020-10-27 | 2021-02-19 | 上海工艺美术职业学院 | Metal processing technology |
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