CN116237461A - Preparation process of cast copper sculpture - Google Patents
Preparation process of cast copper sculpture Download PDFInfo
- Publication number
- CN116237461A CN116237461A CN202310133563.7A CN202310133563A CN116237461A CN 116237461 A CN116237461 A CN 116237461A CN 202310133563 A CN202310133563 A CN 202310133563A CN 116237461 A CN116237461 A CN 116237461A
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- Prior art keywords
- sculpture
- shell
- cast copper
- casting
- wax
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 72
- 239000010949 copper Substances 0.000 title claims abstract description 72
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000005266 casting Methods 0.000 claims abstract description 34
- 238000005498 polishing Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000010304 firing Methods 0.000 claims abstract description 16
- 230000008439 repair process Effects 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 239000007769 metal material Substances 0.000 claims abstract description 12
- 238000011282 treatment Methods 0.000 claims abstract description 12
- 238000012423 maintenance Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- 238000004040 coloring Methods 0.000 claims abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 7
- 239000011651 chromium Substances 0.000 claims abstract description 7
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 7
- 239000010440 gypsum Substances 0.000 claims abstract description 7
- 229910052718 tin Inorganic materials 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000004381 surface treatment Methods 0.000 claims abstract description 5
- 238000003723 Smelting Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000003223 protective agent Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 244000137852 Petrea volubilis Species 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 239000011133 lead Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000011418 maintenance treatment Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
- B22C9/043—Removing the consumable pattern
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention relates to the technical field of sculpture, in particular to a preparation process of a cast copper sculpture, which comprises the following steps: step one: designing drawings, including designing patterns and drawing patterns; step two: making casting mold comprising mud draft molding, gypsum reproduction, wax casting and shell firing; step three: casting treatment, including material smelting and pouring cooling; step four: the integral treatment comprises sand removal, shell removal, cutting and grinding, assembly repair welding and polishing maintenance; step five: surface treatments including surface coloring, surface oiling and surface wax sealing. According to the invention, the tin and the chromium are respectively added into the metal material, so that the hardness of the cast copper sculpture is effectively improved, the cost consumption for additionally improving the hardness of the cast copper sculpture is saved, the method has better economic advantages, the popularization of the cast copper sculpture is facilitated, and the preparation cost wasted due to the crushing of the molded shell is further saved by gradually controlling the roasting temperature in the process of roasting the molded shell.
Description
Technical Field
The invention relates to the technical field of sculpture, in particular to a preparation process of a cast copper sculpture.
Background
The cast copper sculpture is an important component of a building ornament in China, the history is long, the history can be traced to the business age, in the modern society, the cast copper sculpture is also an important component of the building ornament, the component of the cast copper sculpture in the ornament is more and more important in the field of the modern sculpture, compared with the old business age, the modern cast copper sculpture is generally used for decoration, the preparation process of the modern cast copper sculpture is used for meeting different decoration requirements, the volume difference is large, and the preparation process of the cast copper sculpture is continuously changed along with the continuous change of the requirements;
a cast copper statuary material and a process for preparing a cast copper statuary according to the present invention, as disclosed in CN107881361B, describes that "the cast copper statuary material of the present invention includes not only bronze, aluminum, zinc, but also silicon and iron in a certain proportion. The hardness of the manufactured cast copper sculpture is high through detection, the cast copper sculpture has stronger acid, alkali and salt resistance and corrosion resistance, is suitable for precision casting, is stable in coloring, meets the national standard, can reduce the manufacturing cost, is beneficial to popularization of the cast copper sculpture, and provides the technical defects that the hardness of the cast copper sculpture is not high, the raw material cost of the cast copper sculpture is higher, and the wide development of the cast copper statue is influenced;
in summary, the following technical problems exist in the prior art: the hardness of the cast copper sculpture is insufficient, the raw material cost of the cast copper sculpture is high, and the wide development of cast copper statues is affected, therefore, a preparation process of the cast copper sculpture is provided, and a new solution is provided for the technical problems mentioned in the above.
Disclosure of Invention
The invention aims to provide a preparation process of a cast copper sculpture, which aims at the technical problems: the hardness of the cast copper sculpture is insufficient, and the cost of raw materials of the cast copper sculpture is high, so that the wide development of the cast copper sculpture is affected.
In order to solve the technical problems, the invention adopts the following technical scheme:
a process for preparing a cast copper sculpture, the process comprising the steps of:
step one: designing and drawing, namely drawing an integral design drawing paper of the sculpture, and preparing the sculpture according to the drawing paper;
step two: making a casting mold, namely shaping a mud manuscript, shaping gypsum, casting a wax pattern and firing a mold shell, shaping the mud manuscript according to a drawing, making a model, casting the model into a mold by using gypsum, pouring melted wax into the mold, disassembling the mold after the wax is cooled, smearing an adhesive on the surface of the wax pattern, repeatedly wrapping the wax pattern layer by using quartz sand to form the mold shell, burning out the wax in the mold shell by using high-temperature hot water, and roasting the mold shell;
step three: casting treatment, including material smelting and pouring cooling, namely pouring a metal material into a shell after the metal material is smelted into liquid at a high temperature, and waiting for cooling;
step four: the method comprises the steps of integral treatment, including sand removal, shell removal, cutting and polishing, repair welding and polishing maintenance, wherein the cooled shell is subjected to sand removal, shell removal, casting, cutting and polishing, and the casting is assembled and repair welded by using leftover materials falling from cutting as welding materials, and is assembled into a sculpture according to a drawing, and then the surface of the sculpture is polished and maintained;
step five: and (3) surface treatment, including surface coloring, surface oiling and surface wax sealing, and coloring, oiling and wax sealing the surface of the sculpture according to the requirements to finish the cast copper sculpture.
Preferably, the temperature of the high-temperature hot water in the second step is higher than ninety degrees celsius.
Preferably, the shell roasting treatment in the second step is as follows: placing the molded shell into a roasting furnace, heating the furnace to 100-110 ℃ and firing for 40-60 minutes, heating the furnace to 190-210 ℃ and firing for 30 minutes, heating the furnace to 450-550 ℃ and firing for 30 minutes, and stopping heating the furnace to 800-850 ℃ and taking out the molded shell to finish firing.
Preferably, the metal material in the third step includes copper, tin, aluminum, zinc, iron, chromium, lead and phosphorus.
Preferably, the temperature in the shell is maintained at 380-460 ℃ when the metal liquid is poured in the third step.
Preferably, in the fourth step, the metal polishing device and the polishing sand paper are used in a matched manner during polishing and maintenance.
Preferably, in the fourth step, during polishing and curing, the protective agent is uniformly sprayed on the surface of the sculpture by adopting a high-pressure spraying mode, and the sculpture stands for 200-300 minutes, and then the surface of the sculpture is cleaned by normal-temperature clean water and then stands until the sculpture is dried.
Preferably, after the repair welding is performed in the fourth step, an industrial fan is used for cooling the sculpture and cleaning residues, and then the metal cleaning liquid is sprayed to the surface of the sculpture at high pressure for cleaning.
It can be clearly seen that the technical problems to be solved by the present application must be solved by the above-mentioned technical solutions of the present application.
Meanwhile, through the technical scheme, the invention has at least the following beneficial effects:
through adding tin and chromium respectively in metal material for effectively promote cast copper sculpture hardness, saved the cost consumption that is used for additionally improving cast copper sculpture hardness, have better economic advantage, be favorable to cast copper sculpture's popularization, and in the shell roasting process, through gradual control roasting temperature, make can effectively avoid leading to the shell inflation to be broken because of rapid heating up, so that follow-up preparation operation, further saved the cost of manufacture because of the shell is broken extravagant.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall process flow diagram of a process for preparing a cast copper sculpture;
FIG. 2 is a flow chart of a process design drawing for the preparation of a cast copper sculpture;
FIG. 3 is a flow chart of a casting mold made by the preparation process of the cast copper sculpture;
FIG. 4 is a flow chart of a casting process of a manufacturing process of a cast copper sculpture;
FIG. 5 is an overall process flow diagram of a process for preparing a cast copper sculpture;
fig. 6 is a surface treatment flow chart of a process for preparing a cast copper sculpture.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1:
referring to fig. 1-6, a process for preparing a cast copper sculpture, the process comprising the steps of:
step one: design drawing, including design pattern and pattern drawing, draw drawing paper of overall design of sculpture, facilitate the subsequent preparation of sculpture according to the drawing paper;
step two: the method comprises the steps of manufacturing casting molds, including mud draft molding, gypsum reproduction, wax pattern casting and mold shell firing, manufacturing a rough model by using mud draft according to a drawing, repairing and changing mud molds, facilitating shaping, reproducing the shaped model into a mold by using gypsum, pouring melted wax into the mold, brushing parting agent after pouring, brushing wax liquid after waiting for natural air drying of parting agent, disassembling the mold after cooling the wax, smearing the adhesive on the surface of the wax pattern, repeatedly wrapping the wax pattern layer by using quartz sand to form a mold shell, smearing the adhesive once for each wrapping in the quartz sand wrapping process, burning out the wax in the mold shell by using high-temperature hot water, wherein the temperature of the high-temperature hot water is more than ninety ℃, and finally roasting the mold shell, wherein the roasting treatment process comprises the following steps: placing the molded shell in a roasting furnace, heating the furnace to 100-110 ℃ and firing for 40-60 minutes, heating the furnace to 190-210 ℃ and firing for 30 minutes, heating the furnace to 450-550 ℃ and firing for 30 minutes, stopping heating the furnace to 800-850 ℃ and taking out the molded shell to finish firing, and gradually controlling the roasting temperature to ensure that the molded shell is firm in texture and clear in shape, so that the molded shell can be effectively prevented from expanding and crushing due to rapid heating, the subsequent preparation operation is facilitated, and the preparation cost wasted by the molded shell crushing is further saved;
step three: casting treatment, including material smelting and pouring cooling, pouring a metal material into a shell after being smelted into liquid at high temperature, and waiting for cooling, wherein the metal material comprises copper, tin, aluminum, zinc, iron, chromium, lead and phosphorus, the metal is prepared into a copper casting liquid after being mixed and stirred at high temperature before pouring, and the copper casting liquid is poured, and tin and chromium are respectively added into the metal material, so that the hardness of a copper casting sculpture is effectively improved, the cost consumption for improving the hardness of the copper casting sculpture is saved, the economic advantage is better, the popularization of the copper casting sculpture is facilitated, and the internal temperature of the shell is required to be kept at 380-460 ℃ when the metal liquid is poured;
step four: the method comprises the steps of overall treatment, including sand removal, cutting and polishing, repair welding and polishing maintenance, wherein the cooled shell is subjected to sand removal to obtain a casting, redundant parts of the casting are cut and polished according to a drawing, the cut and dropped leftover materials are used as welding materials to assemble and repair weld the casting, in the process of assembly and repair welding, the casting is assembled into a sculpture according to the drawing, after assembly and repair welding, an industrial fan is adopted to cool the sculpture and clean residues, a metal cleaning liquid is used for high-pressure spraying to the surface of the sculpture to clean the residues, polishing maintenance is carried out on the surface of the sculpture, metal polishing equipment is used in combination with polishing during polishing, and a high-pressure spraying mode is adopted to uniformly spray a protective agent to the surface of the sculpture and keep the sculpture for 200-300 minutes at normal temperature, and keep the sculpture clean surface until the sculpture is dried, the protective agent is an anti-discoloration protective agent, after the maintenance treatment, the surface strength of the cast copper sculpture can be improved, the preservation period of the cast copper sculpture can be prolonged, the cast copper sculpture is not easily damaged, and the ornamental property of the cast copper sculpture can be improved;
step five: surface treatment, including surface coloring, surface oiling and surface wax sealing, wherein the surface of the sculpture is colored, oiled and wax sealed according to the requirements, and before the surface is colored, the whole sculpture needs to be brushed by using a steel wire, and then the coloring operation is carried out, so that the cast copper sculpture is finished;
example 2:
this embodiment differs from embodiment 1 described above only in that:
step four: the method comprises the steps of overall treatment, including sand removal, shell removal, cutting and polishing, repair welding and polishing maintenance, wherein the cooled shell is subjected to sand removal, the casting is obtained, redundant parts of the casting are cut and polished according to a drawing, the cut and dropped leftover materials are used as welding materials to assemble and repair weld the casting, in the process of assembly and repair welding, the casting is assembled into a sculpture according to the drawing, after assembly and repair welding, metal cleaning liquid is directly sprayed to the surface of the sculpture at high pressure to clean the surface of the sculpture, the residues are thoroughly cleaned, polishing maintenance is performed on the surface of the sculpture, metal polishing equipment and polishing sand paper are used in cooperation during polishing, and a high-pressure spraying mode is adopted to uniformly spray a protective agent to the surface of the sculpture during maintenance, and the casting is kept stand for 300-400 minutes, after the surface of the sculpture is cleaned by normal-temperature clean water, the protective agent is a color-change-preventing protective agent, after maintenance treatment, the surface strength of the cast copper sculpture can be improved, the cast copper sculpture is not easy to be lost, and the ornamental property of the surface of the cast copper sculpture can be improved;
from the above, it can be seen that:
the invention aims at the technical problems that: the hardness of the cast copper sculpture is insufficient, the raw material cost of the cast copper sculpture is high, and the wide development of the cast copper statue is affected; the technical scheme of each embodiment is adopted.
Through above-mentioned setting, this application must solve above-mentioned technical problem, simultaneously, realizes following technical effect:
through adding tin and chromium respectively in metal material for effectively promote cast copper sculpture hardness, saved the cost consumption that is used for additionally improving cast copper sculpture hardness, have better economic advantage, be favorable to cast copper sculpture's popularization, and in the shell roasting process, through gradual control roasting temperature, make can effectively avoid leading to the shell inflation to be broken because of rapid heating up, so that follow-up preparation operation, further saved the cost of manufacture because of the shell is broken extravagant.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The preparation process of the cast copper sculpture is characterized by comprising the following steps of:
step one: designing and drawing, namely drawing an integral design drawing paper of the sculpture, and preparing the sculpture according to the drawing paper;
step two: making a casting mold, namely shaping a mud manuscript, shaping gypsum, casting a wax pattern and firing a mold shell, shaping the mud manuscript according to a drawing, making a model, casting the model into a mold by using gypsum, pouring melted wax into the mold, disassembling the mold after the wax is cooled, smearing an adhesive on the surface of the wax pattern, repeatedly wrapping the wax pattern layer by using quartz sand to form the mold shell, burning out the wax in the mold shell by using high-temperature hot water, and roasting the mold shell;
step three: casting treatment, including material smelting and pouring cooling, namely pouring a metal material into a shell after the metal material is smelted into liquid at a high temperature, and waiting for cooling;
step four: the method comprises the steps of integral treatment, including sand removal, shell removal, cutting and polishing, repair welding and polishing maintenance, wherein the cooled shell is subjected to sand removal, shell removal, casting, cutting and polishing, and the casting is assembled and repair welded by using leftover materials falling from cutting as welding materials, and is assembled into a sculpture according to a drawing, and then the surface of the sculpture is polished and maintained;
step five: and (3) surface treatment, including surface coloring, surface oiling and surface wax sealing, and coloring, oiling and wax sealing the surface of the sculpture according to the requirements to finish the cast copper sculpture.
2. The process for preparing a cast copper sculpture according to claim 1, wherein the temperature of the high-temperature hot water in the second step is more than ninety degrees centigrade.
3. The process for preparing a cast copper sculpture according to claim 1, wherein the shell roasting treatment in the second step is as follows: placing the molded shell into a roasting furnace, heating the furnace to 100-110 ℃ and firing for 40-60 minutes, heating the furnace to 190-210 ℃ and firing for 30 minutes, heating the furnace to 450-550 ℃ and firing for 30 minutes, and stopping heating the furnace to 800-850 ℃ and taking out the molded shell to finish firing.
4. The process for preparing a cast copper sculpture according to claim 1, wherein the metal material in the third step comprises copper, tin, aluminum, zinc, iron, chromium, lead and phosphorus.
5. The process for preparing a cast copper sculpture according to claim 1, wherein the temperature in the shell is maintained at 380-460 ℃ when the metal liquid is poured in the third step.
6. The process for preparing a cast copper sculpture according to claim 1, wherein in the fourth step, metal polishing equipment and polishing sand paper are used in a matched mode during polishing maintenance.
7. The process for preparing a cast copper sculpture according to claim 6, wherein the protecting agent is uniformly sprayed on the surface of the sculpture by adopting a high-pressure spraying mode during polishing and curing in the fourth step, and the sculpture is kept stand for 200-300 minutes, and then the sculpture surface is cleaned by clean water at normal temperature and then kept stand until the sculpture surface is dried.
8. The process of claim 7, wherein after the repair welding, the sculpture is cooled and the residue is cleaned by an industrial fan, and then the metal cleaning liquid is sprayed to the surface of the sculpture at high pressure for cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310133563.7A CN116237461A (en) | 2023-02-20 | 2023-02-20 | Preparation process of cast copper sculpture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310133563.7A CN116237461A (en) | 2023-02-20 | 2023-02-20 | Preparation process of cast copper sculpture |
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| CN116237461A true CN116237461A (en) | 2023-06-09 |
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| CN202310133563.7A Pending CN116237461A (en) | 2023-02-20 | 2023-02-20 | Preparation process of cast copper sculpture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118106444A (en) * | 2024-03-04 | 2024-05-31 | 杭州玺匠文化创意股份有限公司 | Investment casting mold material preparation process for artware casting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118106444A (en) * | 2024-03-04 | 2024-05-31 | 杭州玺匠文化创意股份有限公司 | Investment casting mold material preparation process for artware casting |
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