CN110053411B - Magnetic repairing method for silicate artwork - Google Patents
Magnetic repairing method for silicate artwork Download PDFInfo
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- CN110053411B CN110053411B CN201910272617.1A CN201910272617A CN110053411B CN 110053411 B CN110053411 B CN 110053411B CN 201910272617 A CN201910272617 A CN 201910272617A CN 110053411 B CN110053411 B CN 110053411B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
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- Joining Of Building Structures In Genera (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides a magnetic repairing method of silicate artwork, wherein broken pieces of the silicate artwork are mutually attracted and connected through a magnetic medium. According to the method, the fractured and cracked silicate artwork is repaired by utilizing the mutually attracted magnetic media, so that the defect that scientific information on the fractured surface cannot be reserved due to the fact that a bonding material is adopted for bonding at present is overcome, meanwhile, the mutually attracted magnetic media can be replaced regularly according to the strength of the magnetic performance of the mutually attracted magnetic media, and further, the unpredictable damage of fracture and cracking of the silicate artwork again and the like caused by aging failure of the bonding material in the process of using the bonding material at present is effectively avoided.
Description
Technical Field
The invention relates to the field of artwork protection, in particular to a novel repairing and fixing technology for a silicate artwork, and specifically relates to a technical method for repairing and fixing a broken artwork by mainly utilizing the attraction between magnetic materials.
Background
The silicate artworks mainly refer to ancient and modern substance carriers taking silicate materials as substrates, including stone artworks, soil, bricks and tiles, ceramics, colored glaze and the like, are large in quantity, long in years and wide in distribution range, wherein part of the silicate artworks has poor environmental erosion resistance, are subjected to continuous damage and erosion of factors such as buried soil, environmental weathering and geographic disasters, are easy to change or are easy to change, and the most typical pathological changes belong to fracture and crack. For example, ancient ceramic artworks unearthed from the bleachers of the emperor Ling of the world cultural heritage are buried underground for years, are deeply pressed and damaged by heavy soil and the like, are already broken fragments when unearthed, lose the original wind mining and influence the extremely high values of art, science and the like, and therefore effective and scientific repair is required to restore the original appearance.
At present, the repairing of silicate artworks mainly adopts organic bonding materials for bonding the sections, a great deal of research reports mainly focus on selection and performance evaluation of the bonding materials and research, development and updating of the materials, the ageing resistance of the organic bonding materials is the fatal defect, and after the organic bonding materials are applied to bonding repairing of silicate artworks, particularly ancient artworks, the failure of bonding cannot be predicted to be the problem which is difficult to overcome at present.
Disclosure of Invention
In view of the above problems, the present invention is directed to provide a novel method for preventing damages such as adhesive failure caused by aging of currently used adhesive materials, fracture cracking of artworks again, and the like.
There is provided a method of magnetic repair of fractured silicate artwork, comprising: the fractured pieces of silicate artwork are attached by magnetic media attraction to each other.
According to the method, the fractured and cracked silicate artwork is repaired by utilizing the mutually attracted magnetic media, so that the defect that scientific information on the fractured surface cannot be reserved due to the fact that a bonding material is adopted for bonding at present is overcome, meanwhile, the mutually attracted magnetic media can be replaced regularly according to the strength of the magnetic performance of the mutually attracted magnetic media, and further, the unpredictable damage of fracture and cracking of the silicate artwork again and the like caused by aging failure of the bonding material in the process of using the bonding material at present is effectively avoided.
Preferably, the magnetic media are also in mortise and tenon connection. This may increase the strength of the connection.
More preferably, the magnetic media form a zigzag connection therebetween. This may further increase the strength of the connection.
Preferably, a magnetic medium is arranged on each of the sections to be connected of the two fracture pieces.
Preferably, one of the magnetic media is a magnet, and the other is a connecting medium that can be attracted by the magnet. The fracture surface is punched, magnetic media are embedded in holes of fracture pieces, the magnet embedded in one fracture surface is provided with an inner concave part which is concave relative to the fracture surface, the connecting media which are embedded in the other fracture surface and can be attracted by the magnet are provided with connecting columns which are convex relative to the fracture surface, and when the two fracture surfaces are attached, the convex connecting columns are matched with the inner concave parts.
Preferably, the magnetic medium is disposed on the surface of each of the two fracture pieces that does not affect the artistic effect.
Preferably, the magnetic medium is free to rotate relative to the surface to which it is attached.
Preferably, the magnetic medium is attached to a castor wheel which is bonded to the surface.
Preferably, one of the magnetic media is a magnet, and the other is a connecting medium that can be attracted by the magnet, and preferably, the magnet is a neodymium magnet, and the connecting medium is iron.
According to the invention, the problems of bonding failure, secondary fracture and cracking of artworks and the like caused by aging of the currently used bonding material can be prevented, and the reliable and durable repair of the fractured and cracked silicate artworks can be realized.
Drawings
FIG. 1 is a schematic diagram of the magnetic repair of silicate artwork according to one embodiment of the present invention
FIG. 2 is a schematic diagram of a magnetic repair structure for a thinner silicate artwork, according to one embodiment of the present invention.
Description of the symbols:
1. reproduction
2. Section of
3. Embedded magnet
4. Connecting hole
5. Fixing medium
6. Embedded connection medium
7. Connecting column
8. Magnetic medium
9. Sawtooth-shaped suction surface
10. Universal wheel rotating head
11. Universal wheel rod
12. Binding medium
13. And (5) bonding the surfaces.
Detailed Description
The present invention is further described below in conjunction with the following embodiments and the accompanying drawings, it being understood that the drawings and the following embodiments are illustrative of the invention only and are not limiting thereof.
A method of repairing a fractured silicate artwork is disclosed, the method comprising joining fractured pieces of silicate artwork by magnetic attraction to one another.
In the present disclosure, the silicate artwork refers to an article having artistic and/or scientific value and using silicate as a substrate, and may be, for example, stone artwork, ceramic artwork, tile or ancient building colored glaze artwork. In a typical example, the silicate artwork is a silicate cultural relic.
In one embodiment, magnetic media are provided on each of the two fracture pieces to be connected, and the two fracture pieces are connected by the magnetic media attracting each other.
The magnetic medium can be embedded in the fracture surface of the fracture sheet, and can also be arranged on other positions such as the surface of the fracture sheet which does not influence artistic effect.
One of the magnetic media on the two fracture pieces is a magnet (i.e., a substance capable of generating a magnetic force), and the other is a magnetic material capable of being attracted by the magnet.
The magnet may be of a material having relatively high magnetic properties, preferably a neodymium magnet.
The magnetic material (also called connecting medium) can be a material with higher strength, corrosion resistance, aging resistance and magnetic property, and iron and other metals are preferred.
In a preferred embodiment, the magnetic media not only attract each other, but also form a mortise and tenon connection with each other. The mortise and tenon connection refers to a connection mode of concave-convex combination. The concave-convex bonding may be one concave-convex bonding or a plurality of concave-convex bonding, for example, zigzag bonding. In the case of easy handling, a plurality of concave-convex bonds are preferable, which makes the connection of the fracture pieces stronger.
In one embodiment, a convex connecting column is arranged on one section, and a concave connecting hole is arranged at the corresponding position of the other section, so that the connecting column and the concave connecting hole on the other section are matched with each other to form tenon-and-mortise connection.
Preferably, the connection post is disposed on the connection medium, and the concave connection hole is disposed on the magnet embedded in the fracture surface. The female coupling holes may also extend from the magnets inwardly of the cross-section.
The connecting column can be made of materials with high strength, corrosion resistance and aging resistance, and non-magnetic metal media such as aluminum alloy, titanium alloy and the like are preferred.
In another embodiment, the magnetic medium itself is formed in a concavo-convex structure, thereby forming mortise and tenon joints with each other.
FIG. 1 shows a schematic diagram of the magnetic repair of silicate artwork according to one embodiment of the present invention. In the case of a thicker work of art fracture piece, as shown in fig. 1, the magnetic medium may be disposed on the fracture surface to be connected of the fracture piece, for example, embedded in the hole of the fracture surface. In a preferred embodiment, the magnetic media form a mortise and tenon joint, and specifically, the magnetic media comprise a magnet and a connecting medium capable of being attracted by the magnet. Inlay magnet in a section and have for the interior recess (connecting hole) of section indent, inlay embedded connection medium in another section and have for the bellied spliced pole of section, when laminating two sections, protruding spliced pole with interior recess connecting hole cooperatees, forms mortise and tenon joint. The specific operation steps can be as follows.
Firstly, in order to ensure the safety of the artwork in the repairing process, the artwork can be copied by adopting a 3D printing technology or a mold-taking and mold-turning technology and selecting high-temperature-resistant materials such as refractory gypsum and the like.
The position of the magnets and the connecting medium on both sections is determined on the copy of the work of art. Then, the embedded magnet 3 is fixed to the to-be-connected cross section 2 of one replica 1 of the fractured silicate artwork (fracture piece for short), and the embedded connection medium 6 is fixed to the to-be-connected cross section 2 of the other fracture piece.
Specifically, the positions of the embedded magnet 3 and the embedded connecting medium 6 are corresponded to each other on the two to-be-connected fracture piece replicas 1 of the fractured silicate artwork. The number of magnetic media per section can be selected according to the type and weight of the artwork, and is preferably 1-2. The depth and maximum diameter of the magnetic medium are selected according to the type and weight of the art, so that the art is not excessively damaged and the magnetic medium can be effectively inserted. The magnetic medium may be in the shape of a cube, cylinder, or the like.
Holes are punched in both cross sections to embed the embedded magnets 3 and the embedded connecting medium 6, respectively. The drilling method may be, for example, a dental drill or the like. After perforation, the holes are preferably cleaned and the fracture surfaces are preferably cleaned. An embedded magnet 3 having a concave shape (preferably having a concave connection hole at the center) is disposed at one side, and an embedded connection medium 6 and a connection post 7 having a convex shape are disposed at the other side.
Determining the alignment relation of the connecting medium between two sections of the replica, and making magnet components, for example, making magnet components with corresponding sizes according to the neodymium magnet molding and sintering process.
The concave connection holes in the embedded magnet 3 may be formed in a molding sintering process. In addition, in addition to the recessed coupling holes formed in the embedded magnet 3 itself, the recessed coupling holes may be formed in the cross sections to receive the recessed coupling holes, so that the length of the recessed coupling holes may be extended to provide the coupling holes with a sufficient depth, thereby increasing the coupling strength between the two cross sections. The drilling method may be, for example, a dental drill or the like. After punching, the holes and the fracture surface are cleaned. The shape of the concave connecting hole can be cubic, cylindrical and the like, and is preferably cylindrical.
Preferably, an embedded magnet 3 having a concave coupling hole 4 is fixed to the fracture surface 2. As a fixing method, the magnet member may be fixed to the cross section 2 by fixing with the fixing medium 5 as shown in fig. 1, and it is preferable to fix with a fixing screw from the viewpoint of easy replacement of the magnet.
Then, an embedded connection medium 6, preferably a metal such as iron having magnetism, which can attract the concave embedded magnets 3 is disposed on the other side. The embedded connecting medium 6 belongs to a mortise and tenon structure and does not need to be fixed. Meanwhile, the embedded connecting medium 6 can be provided with holes, and connecting columns such as metal aluminum alloy with aging resistance, corrosion resistance and high strength are placed in the holes of the embedded connecting medium 6. The tenon-and-mortise structure is formed between the connecting column and the embedded connecting medium. The connecting stud is preferably non-magnetic. The connecting columns are used for connecting the mortise and tenon structures, and the magnetic media are used for fixing. If the connecting stud is also selected to be magnetic media, the attractive forces will be disturbed. The protruding portion of the connection post 7 is connected to the embedded magnet 3 having the concave connection hole 4.
In another embodiment, the connection post may be disposed on the embedded magnet 3, and the embedded connection medium 6 may have a concave connection hole, and the convex portion of the connection post may be connected to the connection medium having the concave connection hole.
The two sections are spliced, and the tenon-and-mortise structures with the concave magnets and the convex connecting holes on the two sections are utilized to enable the magnetic media to attract each other, so that the fixed repair of the two sections of the artwork duplicate is realized.
And performing operation treatment on the fractured surface of the artwork according to the steps so as to realize the fixed repair of the two sections of the artwork.
FIG. 2 shows a schematic structural view of magnetic repair of silicate artwork according to another embodiment of the present invention. As shown in fig. 2, in the case where the broken piece is thin, the magnetic medium 8 may be disposed at a surface of the broken piece, which does not affect its artistic effect, for example, an inner surface thereof. The magnetic medium is preferably disposed near the cross-section 2.
Similarly, in order to ensure the safety of the artwork in the repairing process, the artwork can be copied by adopting a 3D printing technology or a mold-taking and mold-turning technology and selecting high-temperature-resistant materials such as refractory gypsum and the like.
In the case where the surface of the replica fracture piece is uneven, has curvature, or the like, the magnetic medium can be mounted on the surface of the fracture piece in a freely rotatable manner with respect to the surface of the fracture piece, which facilitates adjustment of the position of the magnetic medium to achieve accurate fitting between the magnetic media. In one embodiment, a universal wheel is provided on the surface of the rupture disc, and the magnetic medium 8 is attached to the universal wheel. For example, as shown in fig. 2, a bonding medium 12 is bonded to the surface of the broken piece via a bonding surface 13, the universal wheel swivel 10 is built in the bonding medium 12, and the magnetic medium 8 is connected to the universal wheel rod 11. The material of the bonding medium can be selected according to the performance of the cultural relic body, and acrylic resin, epoxy resin and the like are preferred.
One of the magnetic media 8 is a magnet, and the other is a magnetic material that can be attracted by the magnet.
In a preferred embodiment, the magnetic media 8 are in mortise and tenon connection. For example, the contact surfaces of the two magnetic media have saw-toothed attraction surfaces 9 which can be matched with each other.
The two sections are spliced, and the positions of the two magnetic media 8 are adjusted, so that the two magnetic media 8 are matched and mutually attracted to fix the sections.
And performing operation treatment on the fractured surface of the artwork according to the steps so as to realize the fixed repair of the two sections of the thinner artwork.
According to the magnetic repairing technology of the silicate artwork, the fractured and cracked silicate artwork is repaired by utilizing the mutually attracted magnetic media, so that the defect that scientific information on the fractured surface cannot be reserved due to the fact that a bonding material is adopted for bonding at present is overcome, meanwhile, the mutually attracted magnetic media can be replaced regularly according to the strength of the magnetic performance of the mutually attracted magnetic media, and further, the unpredictable damage such as fracture and cracking of the silicate artwork again caused by aging failure of the bonding material in the process of using the bonding material at present is effectively avoided.
The present invention will be described in detail by way of examples. It is also to be understood that the following examples are illustrative of the present invention and are not to be construed as limiting the scope of the invention, and that certain insubstantial modifications and adaptations of the invention by those skilled in the art may be made in light of the above teachings. The specific process parameters and the like of the following examples are also only one example of suitable ranges, i.e., those skilled in the art can select the appropriate ranges through the description herein, and are not limited to the specific values exemplified below.
Example 1
The self-fired ceramic mock block 1 was cut to a size of 50 x 20mm, cleaned on the surface and dried for use.
And copying the ceramic simulation sample by adopting a 3D printing technology, and selecting a refractory gypsum material as a material.
The positions of embedded magnets and connecting media on two sections 2 to be bonded are divided on the surface of the replica, the depth of a magnet hole is determined to be about 3-5mm, the diameter or the side length of the hole is 10mm, the depth of the connecting media hole is controlled to be about 2 times of that of the magnet hole, and the diameter or the side length of the connecting media hole is half of that of the magnet hole.
And determining the alignment relation of the two section connecting holes. In order to produce a magnet member which is effectively bonded to a magnet hole, a dental drill is used to drill and grind a connection hole at a cross-sectional position as required, and a high-pressure air jet head is used to remove powder drilled and ground in the hole.
The alloy for making magnet material is crushed into particles, and the particles are gathered, sintered and cut into magnet components with the same size as the magnet holes, and the center of the magnet component is provided with a through cylindrical hole.
The magnet member was fixed by a fixing screw, and the prepared magnet member was placed on the cross section of the work of art replica.
Then, a connecting medium capable of attracting the concave magnet is arranged on the other side, an embedded fixed medium iron sheet attracted by the neodymium magnet is selected, and after fixation, the aluminum alloy connecting column is placed in the connecting hole. And aligning and splicing the sections to realize the fixed repair of the two sections of the ceramic sample replica.
The maximum stress value of the fixed and repaired position is tested to be 24.76N/mm by adopting a universal material testing machine three-point bending method2And the function of connection repair can be well played.
And performing operation treatment on the fractured surface of the ceramic sample according to the steps to further realize the fixed repair of the two fracture surfaces.
Industrial applicability
According to the magnetic repairing technology for the silicate cultural relics, the fractured and cracked silicate artwork is repaired by utilizing the mutually attracted magnetic media, so that the defect that scientific information on the fractured surfaces cannot be reserved due to the fact that a bonding material is adopted for bonding at present is overcome, meanwhile, the mutually attracted magnetic media can be replaced regularly according to the strength of the magnetic performance of the mutually attracted magnetic media, and further, the unpredictable damage such as fracture and cracking of the silicate artwork again caused by aging failure of the bonding material in the process of using the bonding material at present is effectively avoided.
Claims (6)
1. A magnetic restoration method for a fractured silicate artwork is characterized in that fractured pieces of the silicate artwork are mutually attracted and connected through magnetic media; magnetic media are respectively arranged on the surfaces of the two fracture pieces, which do not influence the artistic effect; and connecting the magnetic medium to a universal wheel bonded with the surface.
2. The method of claim 1, wherein the magnetic media further form a mortise and tenon connection therebetween.
3. The method of claim 2, wherein the magnetic media form a zigzag connection therebetween.
4. The method of claim 1, wherein the magnetic medium is free to rotate relative to a surface to which it is attached.
5. The method according to any one of claims 1 to 4, wherein one of the magnetic media is a magnet and the other is a connecting medium that can be attracted by the magnet.
6. The method of claim 5, wherein the magnet is a neodymium magnet and the connecting medium is iron.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272617.1A CN110053411B (en) | 2019-04-04 | 2019-04-04 | Magnetic repairing method for silicate artwork |
| PCT/CN2020/082991 WO2020200280A1 (en) | 2019-04-04 | 2020-04-02 | Magnetic restoration method for silicate artefact |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272617.1A CN110053411B (en) | 2019-04-04 | 2019-04-04 | Magnetic repairing method for silicate artwork |
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| CN110053411A CN110053411A (en) | 2019-07-26 |
| CN110053411B true CN110053411B (en) | 2020-11-10 |
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| WO (1) | WO2020200280A1 (en) |
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| CN110053411B (en) * | 2019-04-04 | 2020-11-10 | 中国科学院上海硅酸盐研究所 | Magnetic repairing method for silicate artwork |
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| CN104553580A (en) * | 2013-10-09 | 2015-04-29 | 陈同 | Stereoscopic painting |
| US20150273933A1 (en) * | 2014-03-26 | 2015-10-01 | Tira Meninga | Interchangeable Decorative Components |
| CN205180544U (en) * | 2015-11-04 | 2016-04-27 | 大连华工创新科技股份有限公司 | Quick replacement shoe heel |
| CN207285415U (en) * | 2017-09-13 | 2018-05-01 | 王保锋 | A kind of Intelligent bracelet anti-pull mechanism for preventing fracture |
| JP6402956B1 (en) * | 2017-10-11 | 2018-10-10 | 東 由紀子 | Oscillator |
| CN207392658U (en) * | 2017-10-17 | 2018-05-22 | 佛山市索图建材发展有限公司 | A kind of high intensity can simultaneously polish the Antique Imitation Tiles of renovation |
| CN208216380U (en) * | 2018-05-23 | 2018-12-11 | 北京华夏金钰文化有限公司 | A kind of ceramic inserts structure convenient for cleaning |
| CN110053411B (en) * | 2019-04-04 | 2020-11-10 | 中国科学院上海硅酸盐研究所 | Magnetic repairing method for silicate artwork |
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| CN110053411A (en) | 2019-07-26 |
| WO2020200280A1 (en) | 2020-10-08 |
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