CN213797430U - Wall painting brickwork stripping equipment - Google Patents
Wall painting brickwork stripping equipment Download PDFInfo
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- CN213797430U CN213797430U CN202022517968.5U CN202022517968U CN213797430U CN 213797430 U CN213797430 U CN 213797430U CN 202022517968 U CN202022517968 U CN 202022517968U CN 213797430 U CN213797430 U CN 213797430U
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Abstract
The utility model discloses a mural masonry stripping device, which comprises a bracket, an upper and lower cutting device, a bearing device, a front and back cutting device and an electric control cabinet, wherein the upper and lower cutting device is arranged on the vertical edge of the bracket, one end of the bearing device is arranged on the upper and lower cutting device, and the front and back cutting device is arranged on the bearing device; and an electrical control cabinet is arranged on one side of the support to control the operation of equipment circuits and equipment. The utility model relates to an equipment that is arranged in carrying out mural painting brickwork cutting in historical relic excavation has filled the blank that lacks automatic machine in present historical relic excavation.
Description
Technical Field
The utility model belongs to the technical field of historical relic mural painting cutting equipment, especially, relate to a mural painting brickwork stripping off equipment.
Background
Ancient murals refer to pictures drawn by people directly on the wall, generally appear on grottos, coffin rooms or walls of important buildings, are important data reflecting aspects of the ancient society, life, art and the like, and are also witnesses of the ancient civilization of China. The ancient tomb with certain historical archaeological value or painters drawn on the surfaces of rocks and the like are mainly used as the painting, and exquisite wall paintings generally come from the noble tombs, however, a large amount of soil, water and microorganisms exist in the ancient tombs and can cause destructive influence on the wall paintings. How to extract precious murals from the grave road completely is a not small challenge for the cultural security personnel, the wall painting cutting is usually carried out manually in a block cutting mode at present, otherwise, the wall painting cutting is broken, the situation that the wall painting cutting is inevitably damaged and irretrievable results are caused is determined, manual operation errors are large, requirements on experience and physical strength are high, and the wall painting is inevitably damaged by manual cutting.
So far, no automatic and semi-automatic equipment applied to the mural peeling industry can be referred to, the mural peeling technology is a brand new technical blank, and only one-step calculation design integration can be carried out through a large number of attempts, tests and verifications; selecting a combined cutting and stripping mode according to the non-use of the cutting medium, the mixture and the structure of the medium and the connection characteristic analysis among the mixture and the structure;
current cutting equipment can both be directed against the material that has electric conductivity on the market, adds the coolant liquid in the cutting process, surely shells the mode of liquid, and cutting speed can be adjusted through the electric current size by the difference of cutting the material simultaneously, and mural painting one is not electrically conductive, and two can not add water cooling again, and vibrations can not appear in the third.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a mural brickwork stripping off equipment.
In order to solve the technical problem, the technical scheme of the utility model is that the wall painting masonry stripping equipment comprises a bracket, an upper cutting device, a lower cutting device, a bearing device, a front cutting device, a rear cutting device and an electric control cabinet, wherein the upper cutting device and the lower cutting device are arranged on the vertical edge of the bracket, one end of the bearing device is arranged on the upper cutting device and the lower cutting device, and the front cutting device and the rear cutting device are arranged on the bearing device;
and an electrical control cabinet is arranged on one side of the support to control the operation of equipment circuits and equipment.
Preferably, around cutting device shift assembly, fortune silk structure, wire cutting subassembly and synchronous pulley servo motor around including, around shift assembly one side install fortune silk structure and its opposite side install on bearing device, wire cutting subassembly installs on fortune silk structure, fortune silk structure includes silk thread, fortune silk axle synchronous pulley, winding displacement lead screw, hold-in range and fortune silk servo motor, the hold-in range cover is established and is connected with fortune silk servo motor in the one end of fortune silk axle and fortune silk axle synchronous pulley's one end and the other end of fortune silk axle, fortune silk synchronous pulley's the other end passes through the winding displacement lead screw and is connected with synchronous pulley servo motor, and the silk thread forms the return circuit around on fortune silk axle and wire cutting subassembly.
Preferably, the vertical cutting device comprises a first speed reduction motor, a first ball screw and a first linear guide rail, the first linear guide rail and the first ball screw are parallel to each other, the first linear guide rail is arranged on the vertical edge of the support, the first linear guide rail is parallel to the vertical edge of the support, and the first speed reduction motor is arranged at one end, away from the transverse edge of the support, of the first ball screw.
Preferably, the bearing device comprises a linear rail connecting plate, a first connecting plate, a second connecting plate and a connecting corner piece, one end of the first connecting plate is fixedly connected with one end of the second connecting plate, the first connecting plate and the second connecting plate are perpendicular to each other, one side of the linear rail connecting plate is slidably mounted on the first linear guide rail, and the other side of the linear rail connecting plate is fixedly connected with the first connecting plate.
Preferably, the silk thread guide wheel assembly further comprises a first silk thread guide wheel, a second silk thread guide wheel, a third silk thread guide wheel and a fourth silk thread guide wheel, the first silk thread guide wheel and the second silk thread guide wheel are arranged on two sides of the silk conveying shaft, the central axes of the first silk thread guide wheel and the second silk thread guide wheel are parallel to each other, the third silk thread guide wheel and the fourth silk thread guide wheel are oppositely arranged on two sides of the silk conveying structure, and the central axes of the third silk thread guide wheel and the fourth silk thread guide wheel are perpendicular to the central axes of the first silk thread guide wheel and the second silk thread guide wheel.
Preferably, the silk thread is wound on the silk conveying shaft, and one end of the silk thread sequentially passes through the first silk thread guide wheel, the fourth silk thread guide wheel, the silk thread cutting assembly, the third silk thread guide wheel and the second silk thread guide wheel and then is connected with the other end of the silk thread to form a closed loop.
Preferably, the front and rear displacement assembly comprises a base, a sliding plate, a second ball screw, a second speed reduction motor and a second linear guide rail, the second linear guide rail is installed on the base, the sliding plate is installed at the bottom of the wire conveying structure and is in sliding fit with the second linear guide rail, one end, close to the wire cutting assembly, of the second ball screw is fixedly installed on the base, and the other end of the second ball screw is connected with the second speed reduction motor.
Preferably, the silk thread cutting component comprises a first silk thread frame, a base and a second silk thread frame which are connected in sequence, the first silk thread frame and the second silk thread frame are arranged in parallel, two wire guiding wheels are installed at one ends, far away from the base, of the first silk thread frame and the second silk thread frame, and the silk threads penetrate through the fourth silk thread guide wheel, then sequentially penetrate through the two wire guiding wheels and then penetrate through the second silk thread guide wheel.
Preferably, the electrical control cabinet consists of an electrical control box and an electrical control panel, the electrical control panel is installed on the upper portion of the electrical control cabinet, the electrical control box is used for installing and controlling a circuit, and the electrical control panel is provided with an operation control button.
Preferably, the shape of the bracket is L-shaped.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model selects the silk thread as the cutting tool, which can reduce the damage of vibration and noise to the mural painting, and the cutting part is exposed in the air by increasing the running length of the silk thread and moving left and right to achieve natural cooling, thus reducing the use of cooling liquid;
(2) the wire cutting component of the utility model can effectively reduce the moment of inertia and avoid the occurrence of vibration as much as possible;
(3) the utility model discloses a full-automatic equipment cuts, and the fungible manual work is excavated, has filled the technical blank in archaeology mural painting cutting field, is fit for the volume production and promotes.
Drawings
FIG. 1 is a schematic structural view of a mural masonry stripping device of the present invention;
FIG. 2 is a schematic structural view of a front and rear cutting device in the mural masonry stripping equipment of the present invention;
FIG. 3 is a schematic structural view of a bearing device in the mural masonry stripping equipment of the present invention;
description of reference numerals:
1. a support frame is arranged on the base plate,
2. the cutting device comprises an upper cutting device, a lower cutting device, 2-1, a first speed reducing motor, 2-2, a first ball screw, 2-3 and a first linear guide rail;
3. the device comprises a bearing device, 3-1, a line rail connecting plate, 3-2, a first connecting plate, 3-3, a second connecting plate, 3-4 and a connecting corner piece;
4. a front and rear cutting device;
5. an electrical control cabinet;
6. a silk conveying structure 6-1, silk threads 6-2, a silk conveying shaft 6-3, a silk conveying shaft synchronous belt wheel 6-4, a synchronous belt 6-5, a silk conveying servo motor 6-6-and a wire arranging screw rod;
7. the cutting device comprises a wire cutting assembly 7-1, a first wire frame 7-2 and a second wire frame;
8. synchronous belt wheel servo motor, 9, wire guide wheel;
10. a silk thread guide wheel component 10-1, a first silk thread guide wheel 10-2, a second silk thread guide wheel 10-3 and a third silk thread guide wheel,
10-4, a fourth wire guide wheel;
11. the device comprises a front and rear displacement assembly 11-1, a base 11-2, a sliding plate 11-3, a second ball screw 11-4, a second speed reducing motor 11-5 and a second linear guide rail.
Detailed Description
The following description of the embodiments of the present invention is provided in connection with the following embodiments:
it should be noted that the structures, ratios, sizes, etc. illustrated in the present specification are only used to cooperate with the contents disclosed in the specification for the understanding and reading of the people skilled in the art, and are not used to limit the limit conditions that the present invention can be implemented, and any modifications of the structures, changes of the ratio relationships or adjustments of the sizes should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the functions and the achievable purposes of the present invention.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1-3, a mural masonry stripping device comprises a support 1, an upper and lower cutting device 2, a carrying device 3, a front and rear cutting device 4 and an electrical control cabinet 5, wherein the upper and lower cutting device 2 is installed on a vertical edge of the support 1, one end of the carrying device 3 is installed on the upper and lower cutting device 2, and the front and rear cutting device 4 is installed on the carrying device 3;
an electrical control cabinet 5 is arranged on one side of the bracket 1 to control the operation of equipment circuits and equipment.
The device adjusts the change of the bearing device 3 in height through the upper and lower cutting devices 2 controlled by the electric control cabinet 5, and the front and rear cutting devices 4 are used for mural cutting operation.
Specifically, the front and back cutting device 4 comprises a front and back displacement assembly 11, a wire conveying structure 6 and a wire cutting assembly 7, wherein the wire conveying structure 6 is installed on one side of the front and back displacement assembly 11, the other side of the front and back displacement assembly is installed on the bearing device 3, and the wire cutting assembly 7 is installed on the wire conveying structure 6;
the silk conveying structure 6 comprises silk threads 6-1, a silk conveying shaft 6-2, a silk conveying shaft synchronous pulley 6-3, a synchronous belt 6-4, a silk conveying servo motor 6-5, a flat cable lead screw 6-6 and a synchronous pulley servo motor 8, wherein the synchronous belt 6-4 is sleeved at one end of the silk conveying shaft 6-2 and one end of the silk conveying shaft synchronous pulley 6-3, the other end of the silk conveying shaft 6-2 is connected with the silk conveying servo motor 6-5, the other end of the silk conveying synchronous pulley 6-3 is connected with the synchronous pulley servo motor 8 through the flat cable lead screw 6-6, and the silk threads 6-1 are sequentially wound on the silk conveying shaft 6-2 and the silk thread cutting assembly 7.
The front and rear cutting devices 4 are driven by power combined by a servo motor and a speed reducer and complete stable and constant-speed cutting operation by utilizing a structural motion mode combined by a precise ball screw and a linear guide rail. Different from the cutting of the upper shaft and the lower shaft, the power driving part and the screw rod are connected and driven in a synchronous belt mode;
specifically, the up-down cutting device 2 comprises a first speed reducing motor 2-1, a first ball screw 2-2 and a first linear guide rail 2-3, the first linear guide rail 2-3 and the first ball screw 2-2 are arranged in parallel, the first linear guide rail 2-3 is arranged on the vertical edge of the support 1, the first linear guide rail 2-3 is parallel to the vertical edge of the support 1, and the speed reducing motor 2-1 is arranged at one end, away from the transverse edge of the support 1, of the first ball screw 2-2.
1. The upper and lower cutting devices are combined by a servo motor and a speed reducer in a power driving mode, and a load bearing mode of combining a first ball screw 2-2 and a first linear guide rail 2-3 is utilized to complete stable and constant-speed cutting operation of the upper and lower cutting devices, and unnecessary loss of the mural masonry in the cutting process due to structural abnormality in the cutting process is confirmed;
2. the support 1 has a structure connection mode:
the fixing framework of the bracket 1 is formed by connecting GB6728-86 cold-formed square hollow section steel 100X10 through a non-standard right-angle component by using GB _ FASTENER _ SCREWS _ HSHCSM12X45 high-strength 12.9-grade SCREWS in a fixing mode, so that the purpose of stabilizing the heavy-load screw fixing structure of equipment is achieved, and unnecessary loss of the mural masonry in the cutting process due to abnormal connection of the main framework is achieved;
specifically, the bearing device 3 comprises a line rail connecting plate 3-1, a first connecting plate 3-2, a second connecting plate 3-3 and a connecting corner piece 3-4, one end of the first connecting plate 3-2 is fixedly connected with one end of the second connecting plate 3-3, the first connecting plate 3-2 is perpendicular to the second connecting plate 3-3, one side of the line rail connecting plate 3-1 is slidably arranged on the first linear guide rail 2-3, and the other side of the line rail connecting plate is fixedly connected with the first connecting plate 3-2.
The upper and lower cutting devices 2 are in a load bearing mode:
the load bearing mode of the upper and lower cutting devices 2 is a mode that a first precise ball screw 2-2 is connected with a first linear guide rail 2-3, the bearing device 3 is formed by completely welding an S45C plate through a structure after the plate is processed, and is fixed with the first precise ball screw 2-2 and the first linear guide rail 2-3 through GB _ FASTENER _ SCREWS _ HSHCSM20X60 high-strength 12.9-grade SCREWS after the integral surface is subjected to rust prevention treatment (the surface is plated with hard chrome) after a welding test, and a high-strength positioning pin of 16X80 is simultaneously installed on the connecting assembly, so that the purpose of stability is achieved, and unnecessary loss of the mural masonry in the cutting process due to abnormal load bearing connection is achieved.
Specifically, the silk thread guide wheel assembly 10 comprises a first silk thread guide wheel 10-1, a second silk thread guide wheel 10-2, a third silk thread guide wheel 10-3 and a fourth silk thread guide wheel 10-4, wherein the first silk thread guide wheel 10-1 and the second silk thread guide wheel 10-2 are arranged on two sides of a silk conveying shaft 6-2, the central axes of the first silk thread guide wheel 10-1 and the second silk thread guide wheel 10-2 are parallel to each other, the third silk thread guide wheel 10-3 and the fourth silk thread guide wheel 10-4 are oppositely arranged on two sides of the silk conveying structure 6, and the central axes of the third silk thread guide wheel 10-3 and the fourth silk thread guide wheel 10-4 are perpendicular to the central axes of the first silk thread guide wheel 10-1 and the second silk thread guide wheel 10-2. The design facilitates the adjustment of the tension of the thread in order to smooth the transition of the thread.
Specifically, the silk thread 6-1 is wound on the silk conveying shaft 6-2, and one end of the silk thread sequentially passes through the first silk thread guide wheel 10-1, the fourth silk thread guide wheel 10-4, the silk thread cutting assembly 7, the third silk thread guide wheel 10-3 and the second silk thread guide wheel 10-2 and then is connected with the other end of the silk thread to form a closed loop. The wire arranging function is achieved through positive and negative rotation of the wire conveying servo motor 6-5, specifically, when the wire conveying servo motor 6-5 rotates positively, the wire conveying shaft 6-2 starts to wind wires in the positive direction, the wire arranging screw rod 6-6 drives the whole to move forwards, when the wire conveying shaft 6-2 moves to the front limit, the wire conveying servo motor 6-5 rotates reversely and retreats, the wire arranging screw rod 6-6 drives the whole to move backwards, when the wire conveying shaft 6-2 moves to the rear limit, the wire conveying servo motor 6-5 rotates positively, and the wire arranging part always performs reciprocating motion; the whole moving process is completed only by the positive and negative rotation of the wire conveying servo motor 6-5, and the wires are prevented from overlapping in the wire arranging process.
Specifically, the silk thread cutting assembly 7 comprises a first silk thread frame 7-1, a base 11-1 and a second silk thread frame 7-2 which are sequentially connected, the first silk thread frame 7-1 and the second silk thread frame 7-2 are arranged in parallel, two thread guide wheels 9 are installed at one ends, far away from the base 11-1, of the first silk thread frame 7-1 and the second silk thread frame 7-2, and the silk thread 6-1 penetrates through a fourth silk thread guide wheel 10-4, then sequentially penetrates through the two thread guide wheels 9 and then penetrates through a second silk thread guide wheel 10-2.
Specifically, the electrical control cabinet 5 is composed of an electrical control box and an electrical control panel, the electrical control panel is installed on the upper portion of the electrical control cabinet, the electrical control box is used for installing and controlling a circuit, and operation control buttons are installed on the electrical control panel.
The working principle is as follows:
1. moving up and down: the wire cutting assembly 7 completes up-and-down displacement through the up-and-down cutting device 2, and the stable and constant-speed cutting operation of up-and-down cutting is completed by a power driving mode combining a servo motor and a speed reducer and a load bearing mode combining a precision ball screw and a linear guide rail, so that unnecessary loss of the mural masonry in the cutting process due to structural abnormality in the cutting process is confirmed;
2. front-back movement: the cutting is mainly completed by a front and rear cutting device 4, the front and rear cutting device is completed by a power driving mode combining a servo motor and a speed reducer and by a structural motion mode combining a precision ball screw and a linear guide rail, the front and rear cutting device is stable and operates in constant-speed cutting, and different from the upper and lower shaft cutting device, the power driving part and the screw rod are connected and driven in a synchronous belt mode; the front and back cutting is similar to the up and down cutting structure, the action principle is the same, and the cutting is completed by utilizing the movement mode;
3. and (3) a wire cutting process: the cutting part of the silk thread moves, so that the part which is not cut is cooled and radiated by air, the function of the wire arrangement is achieved mainly through the positive and negative rotation actions of the silk conveying servo motor 6-5, specifically, when the silk conveying servo motor 6-5 rotates positively, the silk conveying shaft 6-2 starts to wind wires positively, the wire arrangement screw rod 6-6 drives the whole to move forwards, when the silk conveying shaft 6-2 moves to the front limit, the silk conveying servo motor 6-5 rotates reversely and retreats, the wire arrangement screw rod 6-6 drives the whole to move backwards, when the silk conveying shaft 6-2 moves to the rear limit, the silk conveying servo motor 6-5 rotates positively, and the wire arrangement part always performs the reciprocating motion; the whole moving process is completed only by the positive and negative rotation of the wire conveying servo motor 6-5, and the wires are prevented from overlapping in the wire arranging process.
In conclusion, the medium cutting method is suitable for the mural masonry and has complex components, the blank that automatic machinery is lacked in the mural repairing process of masonry mural support stripping in the cultural relic is filled, and the damage to the cultural relic in the mural excavation process is greatly improved.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (10)
1. The utility model provides a mural brickwork stripping off equipment which characterized in that: the cutting device comprises a bracket, an upper cutting device, a lower cutting device, a bearing device, a front cutting device, a rear cutting device and an electric control cabinet, wherein the upper cutting device and the lower cutting device are arranged on the vertical edge of the bracket;
and an electrical control cabinet is arranged on one side of the support to control the operation of equipment circuits and equipment.
2. The mural masonry stripping apparatus according to claim 1, wherein: front and back cutting device is including around the aversion subassembly, fortune silk structure, silk thread cutting subassembly and synchronous pulley servo motor, and one side of front and back aversion subassembly is installed fortune silk structure and its opposite side and is installed on bearing the device, and silk thread cutting subassembly is installed on fortune silk structure, fortune silk structure includes silk thread, fortune silk axle synchronous pulley, hold-in range, winding displacement lead screw and fortune silk servo motor, the hold-in range cover is established and is connected with fortune silk servo motor at the one end of fortune silk axle and fortune silk axle synchronous pulley's one end and the other end of fortune silk axle, and fortune silk synchronous pulley's the other end passes through the winding displacement lead screw and is connected with synchronous pulley servo motor, and the silk thread forms the return circuit on fortune silk axle and silk thread cutting subassembly.
3. The mural masonry stripping apparatus according to claim 2, wherein: the upper and lower cutting device comprises a first speed reducing motor, a first ball screw and a first linear guide rail, the first linear guide rail and the first ball screw are parallel to each other, the first linear guide rail is arranged on the vertical edge of the support, the first linear guide rail is parallel to the vertical edge of the support, and the first speed reducing motor is arranged at one end, away from the transverse edge of the support, of the first ball screw.
4. The mural masonry stripping apparatus according to claim 3, wherein: the bearing device comprises a linear rail connecting plate, a first connecting plate, a second connecting plate and a connecting corner piece, one end of the first connecting plate is fixedly connected with one end of the second connecting plate, the first connecting plate and the second connecting plate are perpendicular to each other, one side of the linear rail connecting plate is slidably arranged on the first linear guide rail, and the other side of the linear rail connecting plate is fixedly connected with the first connecting plate.
5. The mural masonry stripping apparatus according to claim 4, wherein: the silk thread guide wheel assembly comprises a first silk thread guide wheel, a second silk thread guide wheel, a third silk thread guide wheel and a fourth silk thread guide wheel, the first silk thread guide wheel and the second silk thread guide wheel are arranged on two sides of a silk conveying shaft, the central axis of the first silk thread guide wheel is parallel to the central axis of the second silk thread guide wheel, the third silk thread guide wheel and the fourth silk thread guide wheel are oppositely arranged on two sides of the silk conveying structure, and the central axis of the third silk thread guide wheel and the central axis of the fourth silk thread guide wheel are perpendicular to the central axis of the first silk thread guide wheel and the central axis of the second silk thread guide wheel.
6. The mural masonry stripping apparatus according to claim 5, wherein: the silk thread is wound on the silk conveying shaft, and one end of the silk thread sequentially penetrates through the first silk thread guide wheel, the fourth silk thread guide wheel, the silk thread cutting assembly, the third silk thread guide wheel and the second silk thread guide wheel and then is connected with the other end of the silk thread to form a closed loop.
7. The mural masonry stripping apparatus according to claim 6, wherein: the front and back shifting assembly comprises a base, a sliding plate, a second ball screw, a second speed reducing motor and a second linear guide rail, the second linear guide rail is installed on the base, the sliding plate is installed at the bottom of the wire conveying structure and is in sliding fit with the second linear guide rail, one end, close to the wire cutting assembly, of the second ball screw is fixedly installed on the base, and the other end of the second ball screw is connected with the second speed reducing motor.
8. The mural masonry stripping apparatus according to claim 7, wherein: the wire cutting assembly comprises a first wire frame, a base and a second wire frame which are sequentially connected, the first wire frame and the second wire frame are parallel to each other, two wire guide wheels are respectively installed at one end, far away from the base, of the first wire frame and one end, far away from the base, of the second wire frame, and the wire penetrates through the fourth wire guide wheel, then sequentially penetrates through the two wire guide wheels and then penetrates through the second wire guide wheel.
9. The mural masonry stripping apparatus according to claim 1, wherein: the electric control cabinet is composed of an electric control box and an electric control panel, the electric control panel is installed on the upper portion of the electric control cabinet, the electric control box is used for installing and controlling a circuit, and an operation control button is installed on the electric control panel.
10. The mural masonry stripping apparatus according to claim 1, wherein: the shape of the support is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022517968.5U CN213797430U (en) | 2020-11-04 | 2020-11-04 | Wall painting brickwork stripping equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022517968.5U CN213797430U (en) | 2020-11-04 | 2020-11-04 | Wall painting brickwork stripping equipment |
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| CN213797430U true CN213797430U (en) | 2021-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372855A (en) * | 2020-11-04 | 2021-02-19 | 陕西历史博物馆(陕西省文物交流中心) | Wall painting brickwork stripping equipment |
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2020
- 2020-11-04 CN CN202022517968.5U patent/CN213797430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372855A (en) * | 2020-11-04 | 2021-02-19 | 陕西历史博物馆(陕西省文物交流中心) | Wall painting brickwork stripping equipment |
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