CN111251612A - 3D printing-based repair process for surface pattern damage of ancient lacquer carving furniture - Google Patents
3D printing-based repair process for surface pattern damage of ancient lacquer carving furniture Download PDFInfo
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- CN111251612A CN111251612A CN202010082697.7A CN202010082697A CN111251612A CN 111251612 A CN111251612 A CN 111251612A CN 202010082697 A CN202010082697 A CN 202010082697A CN 111251612 A CN111251612 A CN 111251612A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/314—Preparation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
Abstract
The invention discloses a 3D printing-based repair process for surface ornamentation damage of ancient lacquer-carved furniture, which is characterized in that a reference proportion is obtained by measuring the component proportion of the ancient lacquer-carved furniture, and an alternative material with the highest similarity is selected according to the reference proportion, wherein the alternative material is a residual material of modern lacquer-carved furniture with the same manufacturing process as the ancient lacquer-carved furniture, so that the difference between a repair part and the ancient lacquer-carved furniture is favorably reduced, and the influence on the value of the ancient lacquer-carved furniture due to overlarge component difference is avoided; after selecting the alternative material, carry out the powderization to the alternative material, the particle size is nanocrystallization and add the curing agent and make 3D and print the wire rod, calculate and repair the high accuracy completion that prints through 3D behind the shape and repair the printing of position, can shift the operation of repairing outside ancient lacquer carving furniture, avoid the repair process to the adjacent secondary damage that causes of damage position, can utilize the high accuracy of 3D printing to realize the restoration of small size damage again.
Description
Technical Field
The invention relates to the field of lacquer carving repair processes, in particular to a repair process for surface pattern damage of ancient lacquer carving furniture based on 3D printing.
Background
The ancient lacquer carving furniture has exquisite and unique lines and higher value, and if the ancient lacquer carving furniture is damaged, the repairing process is usually more complicated. In the traditional method, the decorative coat is gradually painted to a certain thickness at the damaged part of the texture, and then the carving is carried out again, but the area involved in the painting process is larger, so the method is only suitable for repairing large-area damage and is not suitable for repairing small-area damage. In order to solve the problem of small-area repair, other materials are adopted to replace layer by layer to be painted, repair can be achieved, but the materials of the repaired part are different from ancient lacquer carved furniture, the value of the ancient lacquer carved furniture is greatly reduced, and the repair purpose is not met.
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art, and provides a repair process for the surface ornamentation damage of ancient lacquer-carved furniture based on 3D printing, which can repair the small-area damage of the surface of the ancient lacquer-carved furniture by using similar materials.
According to the embodiment of the first aspect of the invention, the 3D printing-based repair process for the surface texture damage of the ancient lacquer carving furniture comprises the following steps:
measuring the component ratio of the paint of the ancient lacquer carving furniture to obtain a reference ratio;
selecting an alternative material with the highest component proportion similarity according to the reference proportion, wherein the alternative material is a residual material of modern lacquer carving furniture with the same manufacturing process as the ancient lacquer carving furniture;
sequentially powdering and nano-sizing the alternative material, adding a curing agent, and preparing a 3D printing wire;
extracting the damage shape of the surface ornamentation of the ancient lacquer carving furniture, wherein the surface ornamentation comprises a plane ornamentation and a curved surface ornamentation;
subtracting the original shape of the ancient lacquer carving furniture from the damage shape to obtain a repaired shape;
and 3D printing is carried out by utilizing the 3D printing wire rod according to the repairing shape, and repairing is completed.
The repair process for the surface pattern damage of the ancient lacquer carving furniture based on 3D printing, provided by the embodiment of the invention, has at least the following technical effects: the reference proportion is obtained by measuring the component proportion of the ancient lacquer-carved furniture, the alternative material with the highest similarity is selected according to the reference proportion, the alternative material is the residual material of the modern lacquer-carved furniture with the same manufacturing process as the ancient lacquer-carved furniture, and the paint components of the lacquer-carved furniture with the same manufacturing process are basically the same, so that the difference between the components of the repaired part and the ancient lacquer-carved furniture is reduced, and the influence on the value of the ancient lacquer-carved furniture due to overlarge component difference is avoided; after selecting the alternative material, carry out the powderization to the alternative material, the particle size is nanocrystallization and add the curing agent and make 3D and print the wire rod, calculate and repair the high accuracy completion that prints through 3D behind the shape and repair the printing of position, can shift the operation of repairing outside ancient lacquer carving furniture, avoid the repair process to the adjacent secondary damage that causes of damage position, can utilize the high accuracy of 3D printing to realize the restoration of small size damage again.
Further, the determination of the component ratio of the paint of the ancient lacquer carving furniture comprises the following steps: and (3) measuring the component ratio of the paint with the surface texture of the ancient lacquer carving furniture.
Further, the components in the component proportion comprise cinnabar, tung oil, lacquer and water.
Further, the determination of the component proportion is completed by an infrared spectrum, an element analyzer and high-efficiency liquid.
Further, the curing agent is a chemical type curing agent having properties similar to those of the lacquer.
Further, the residual material is paint produced in the carving process of the modern lacquer carving furniture.
Further, the powdering includes subjecting the surplus material to a grinding process by a grinding apparatus.
Further, the grinding equipment is a ball mill.
Further, the particle size nanocrystallization method further comprises the following steps: the particle size is adjusted by a probe ultrasonic instrument and a high-speed shearing instrument.
Further, the damage shape is detected by a three-dimensional scanner.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described below with reference to the accompanying drawings and examples;
fig. 1 is a flow chart of a repair process of surface texture damage of ancient lacquer carving furniture based on 3D printing according to an embodiment of the invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, the embodiment of the invention provides a 3D printing-based repair process for surface texture damage of ancient lacquer-carved furniture, which comprises the following steps:
step S1, the component proportion of the paint of the ancient lacquer carving furniture is measured to obtain a reference proportion;
s2, selecting an alternative material with the highest component proportion similarity according to the reference proportion, wherein the alternative material is the residual material of modern lacquer carving furniture with the same manufacturing process as the ancient lacquer carving furniture;
step S3, sequentially powdering and nano-sizing the alternative material, adding a curing agent and manufacturing a 3D printing wire;
step S4, extracting the damage shape of the surface ornamentation of the ancient lacquer carving furniture, wherein the surface ornamentation comprises plane ornamentation and curved surface ornamentation;
step S5, subtracting the original shape and the damaged shape of the ancient carved-lacquer furniture to obtain a repaired shape;
and step S6, 3D printing is carried out by using the 3D printing wire according to the repaired shape, and the repair is completed.
Wherein, the technicians in this field can understand that the lacquer manufacturing process of lacquer carving using similar carving method is similar, so although the ancient lacquer carving furniture has a long history, if the manufacturing process of modern lacquer carving furniture is the same, the manufacturing process of the lacquer is also similar, in terms of components, cinnabar (or vermilion), tung oil and lacquer are all the same; in the structure aspect, the paint is prepared by coating a mixture of cinnabar (or vermilion), tung oil and lacquer layer by layer. The embodiment thus uses the same manufacturing process as the remnants of modern lacquer-carved furniture, which can be similar in paint composition to the damaged ancient lacquer-carved furniture. It should be noted that, because a plurality of materials are required to be blended in the blending of the paint, the percentage of the components in step S2 may not reach 100% consistency, and the embodiment preferably uses the alternative material with the highest similarity, for example, the percentage similarity between the two materials reaches 90% or more, and the specific similarity algorithm method is not an improvement made by the present invention, and is not described herein again. It can be understood that the excess materials and the component ratios thereof in this embodiment are preferably collected and measured after the carving of the modern lacquer carving furniture is completed, and since the measurement of the component ratios takes time and consumes more time in the case of a large number of components, the embodiment preferably preselects and stores the data, for example, the data can be stored by a computer system, and the comparison can be called directly when the ancient lacquer carving furniture is repaired later.
In addition, since the excess material generated in the engraving process is in a solid state and has different sizes for each block, it is preferable that the excess material is subjected to a powdering process in step S3 and a pretreatment before the wire rod is manufactured. It can be understood that, because the addition of the curing agent can reduce the density of the surface texture after the 3D printing and forming, the embodiment preferably performs the particle size nanocrystallization treatment on the powdered remainder to further reduce the particle size of the remainder, which is beneficial to reducing the influence on the wear resistance and the glossiness of the undamaged surface texture of the ancient carved lacquered furniture.
As can be understood by those skilled in the art, the surface texture of the lacquer carving is divided into a planar texture part and a curved texture part, and the scanning angles of the process equipment for extracting the shapes of the planar texture part and the curved texture part are different, so that the planar texture part and the curved texture part are preferably distinguished when the lost shapes of the surface texture part are extracted, and the extracted lost shapes can be combined through the existing image processing technology to obtain the overall shape. It can be understood that the damaged shape of the embodiment is the surface shape of the damaged ancient lacquer carved furniture, and since the complete shape of the ancient lacquer carved furniture is known in advance and a method capable of performing image operation is available in the prior art, in step S5, the extracted damaged surface shape can be subtracted from the known complete shape, and the difference shape is the shape to be repaired.
It should be noted that, because the 3D printing needs to be executed in specific equipment and platform, after the repair part is printed out in preferred step S6 of this embodiment, the fashioned repair part is repaired to damaged parts through repairing, it is favorable to accomplishing the most operations of repairing outside ancient lacquer carving furniture, reduce the risk that repair process causes secondary damage to ancient lacquer carving furniture, have the guard action to the sound position adjacent to damaged position, the method of repairing the part to damaged parts is not the improvement that this embodiment made specifically, can adopt arbitrary repair technology in the prior art, no longer describe herein. It should be noted that, this embodiment does not relate to improvement of a 3D printing technology, and only needs to manufacture a 3D printed wire by using the process of this embodiment, and after extracting the repaired shape, the 3D printing is completed by using any existing 3D printing technology, which is not described herein again.
In another embodiment of the present invention, the determination of the component ratio of the paint for ancient carved-lacquer furniture comprises: the component ratio of the paint vehicle with the surface texture of the ancient lacquer carving furniture is measured.
In this case, it is preferable to measure the component ratio of the paint having a textured surface so as to reduce the difference in material from the damaged portion as much as possible.
Further, in another embodiment of the present invention, the ingredients in the ingredient ratio include cinnabar, tung oil, lacquer and water.
It should be noted that cinnabar, tung oil, lacquer and water are preferred as the components in this embodiment, and if the components of the ancient carved-lacquer furniture include other components, the components can be increased or decreased correspondingly, so that it is ensured that all the components are measured, and further description is omitted here.
Further, in another embodiment of the present invention, the determination of the component ratio is performed by infrared spectroscopy, an elemental analyzer, and a high performance liquid.
It should be noted that the determination method adopted in this embodiment is a method commonly used in the prior art, and does not involve improvement of the apparatus, and is not described herein again. It can be understood that the infrared spectroscopy, the element analyzer and the high-efficiency liquid are mainly used for measuring the proportion of cinnabar, tung oil, lacquer and water, and corresponding measuring equipment can be added if other added components exist, which does not limit the embodiment.
Further, in another embodiment of the present invention, the curing agent is a chemical type curing agent with properties similar to those of a lacquer.
In the 3D printing, the curing agent includes a chemical curing agent and a non-chemical curing agent, and since the repair of the small-area surface texture damage is targeted in the present embodiment, a chemical substance having properties similar to those of a lacquer is preferably used as the curing agent, which is beneficial to the formation of the wire rod; the mechanical strength of the printed and molded lacquer carving patterns can be ensured.
Further, in another embodiment of the present invention, the remainder is paint produced by the carving process of modern lacquer carved furniture.
It should be noted that, since the carving process necessarily generates more excess material, the embodiment preferably uses the excess material as a spare material for repairing, which can save both materials and a step of preparing the paint again.
Further, in another embodiment of the present invention, the powdering comprises subjecting the surplus to a grinding process by a grinding apparatus.
In this embodiment, it is preferable to perform the grinding process by a grinding device, so as to ensure uniform particle size of the powder and facilitate the production of the wire rod.
Further, in another embodiment of the present invention, the milling apparatus is a ball mill.
It should be noted that, the ball mill is preferred in this embodiment, and the grinding effect is better, and specific model and type can be selected according to actual demand, and this embodiment does not relate to the structural improvement to the ball mill, and no longer is repeated here.
Further, in another embodiment of the present invention, the method further comprises the following steps after the particle size nanocrystallization: the particle size is adjusted by a probe ultrasonic instrument and a high-speed shearing instrument.
It should be noted that, in this embodiment, it is preferable to carry out the particle size nanocrystallization to the expected you after grinding, can further adjust the particle size of clout powder for the 3D printing wire rod that produces is more even, also can adjust to different damage area sizes simultaneously, and concrete size can be adjusted according to actual demand. It can be understood that the probe ultrasonic apparatus and the high-speed shearing apparatus are particle size nanocrystallization apparatuses commonly used in the art, and this embodiment does not involve improvement of the apparatuses, and the particle size scale adjustment is performed by using existing apparatuses and existing methods, which are not described herein again.
Further, in another embodiment of the present invention, the lesion shape is detected by a three-dimensional scanner.
In this embodiment, it is preferable to detect a damaged shape, which is a damaged surface shape of ancient painted furniture and is not a shape of a lost part, by using a three-dimensional scanner because the surface texture of the painted sculpture is a three-dimensional shape. It can be understood that the three-dimensional scanner may be any type in the prior art, and detection of the damage shape may be implemented, which is not described herein again.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. The 3D printing-based repair process for the surface pattern damage of the ancient lacquer carving furniture is characterized by comprising the following steps of:
measuring the component ratio of the paint of the ancient lacquer carving furniture to obtain a reference ratio;
selecting an alternative material with the highest component proportion similarity according to the reference proportion, wherein the alternative material is a residual material of modern lacquer carving furniture with the same manufacturing process as the ancient lacquer carving furniture;
sequentially powdering and nano-sizing the alternative material, adding a curing agent, and preparing a 3D printing wire; extracting the damage shape of the surface ornamentation of the ancient lacquer carving furniture, wherein the surface ornamentation comprises a plane ornamentation and a curved surface ornamentation;
subtracting the original shape of the ancient lacquer carving furniture from the damage shape to obtain a repaired shape;
and 3D printing is carried out by utilizing the 3D printing wire rod according to the repairing shape, and repairing is completed.
2. The 3D printing-based repair process for the surface texture damage of the ancient lacquer carving furniture according to claim 1, wherein the step of measuring the component ratio of the paint of the ancient lacquer carving furniture comprises the following steps: and (3) measuring the component ratio of the paint with the surface texture of the ancient lacquer carving furniture.
3. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 2, characterized in that: the components in the component proportion comprise cinnabar, tung oil, lacquer and water.
4. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 3, characterized in that: the component proportion is measured by an infrared spectrum, an element analyzer and high-efficiency liquid.
5. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 3, characterized in that: the curing agent is a chemical curing agent with similar properties to the lacquer.
6. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 1, characterized in that: the residual material is paint produced in the carving process of the modern lacquer carving furniture.
7. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 1, characterized in that: the powdering comprises subjecting the residue to a grinding process by means of a grinding device.
8. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 7, characterized in that: the grinding equipment is a ball mill.
9. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 1, characterized in that the process further comprises after the grain size is nanocrystallized: the particle size is adjusted by a probe ultrasonic instrument and a high-speed shearing instrument.
10. The 3D printing-based repair process for surface texture damage of ancient lacquer carving furniture according to claim 1, characterized in that: the shape of the lesion is detected by a three-dimensional scanner.
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| CN202010082697.7A CN111251612A (en) | 2020-02-07 | 2020-02-07 | 3D printing-based repair process for surface pattern damage of ancient lacquer carving furniture |
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| CN202010082697.7A CN111251612A (en) | 2020-02-07 | 2020-02-07 | 3D printing-based repair process for surface pattern damage of ancient lacquer carving furniture |
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| CN106584829A (en) * | 2015-10-09 | 2017-04-26 | 湖南六新智能科技有限公司 | Method for restoration of cultural relics through 3D printing technology |
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| CN108727793A (en) * | 2018-06-12 | 2018-11-02 | 华南农业大学 | Modified particieboard, enhancing polylactic acid 3D printing material and preparation method thereof |
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2020
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| CN106584829A (en) * | 2015-10-09 | 2017-04-26 | 湖南六新智能科技有限公司 | Method for restoration of cultural relics through 3D printing technology |
| CN108314903A (en) * | 2018-03-22 | 2018-07-24 | 常德碳汇工艺品科技有限公司 | A kind of 3D printing red acid branch wood modeling composite wire and preparation method thereof |
| CN108727793A (en) * | 2018-06-12 | 2018-11-02 | 华南农业大学 | Modified particieboard, enhancing polylactic acid 3D printing material and preparation method thereof |
| CN109333687A (en) * | 2018-11-23 | 2019-02-15 | 海麟文博（厦门）文物预防性保护技术有限公司 | A kind of wooden cultural relic clone method |
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Application publication date: 20200609 |