CN212516200U - Paint spraying teaching is with piece and paint spraying apparatus that sprays paint - Google Patents
Paint spraying teaching is with piece and paint spraying apparatus that sprays paint Download PDFInfo
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- CN212516200U CN212516200U CN202021082710.0U CN202021082710U CN212516200U CN 212516200 U CN212516200 U CN 212516200U CN 202021082710 U CN202021082710 U CN 202021082710U CN 212516200 U CN212516200 U CN 212516200U
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Abstract
The utility model discloses a teaching of spraying paint is with piece and paint spraying apparatus that sprays paint belongs to the teaching field of spraying paint, including the acceptor that sprays paint and attaching to the discoloration layer of acceptor one side sprays paint, evenly distributed has the silica gel granule that discolours in the discoloration layer, the discoloration layer is equipped with braced frame outward along surrounding, braced frame fixed mounting be in on the acceptor that sprays paint. The utility model has the advantages that: utilize the water characteristics that discolour of silica gel granule, the one deck evenly distributed has the discoloration layer of silica gel granule of discolouing at the acceptor surface that sprays paint, spun paint water replaces in the spray gun, and the homogeneity that sprays paint is appraised according to the condition of discolouing of silica gel granule, and whole in-process all adopts the water spray, and the evaluation standard adopts silica gel to meet the water principle of discolouing moreover, and the effect is directly perceived accurate, has realized no blind spot and has detected.
Description
Technical Field
The utility model relates to a teaching field sprays paint particularly, relates to a teaching of spraying paint is with piece and paint spraying apparatus that sprays paint.
Background
Traditional teaching training of spraying paint is mainly through student's hand holding the spray gun and removing, by spray gun blowout paint, the student treats the piece that sprays paint through the speed and the spray gun wobbling angle that the adjustment removed the spray gun and sprays paint. And the student will train out outstanding painting technique and need long-term painting training, like this, will make paint and wait to paint the consume volume increase of piece, and the teaching cost of spraying paint is high to, the pungent smell that paint has still will seriously influence student's healthy.
The paint spraying teaching mode is changed, and particularly, the paint is replaced by other materials, so that the paint spraying teaching method is an improved method in the paint spraying teaching training, and the purpose of paint spraying teaching can be achieved under the condition that the influence of the paint on students is reduced. For example, a multifunctional training frame applied to automobile paint spraying teaching and an automobile paint spraying teaching method, with the patent number of 201910479656.9, replace paint with water, spray water on a paint spraying panel, enter a measuring cup through a collecting hole in the paint spraying panel to collect and measure the water, and judge the spraying effect by measuring the amount of the water. However, the method has the problems that the evaluation error is large, particularly the phenomenon of local paint unevenness is difficult to judge, a test blind spot exists and the like.
SUMMERY OF THE UTILITY MODEL
Big to the injury of student's health that exists among the prior art, the evaluation error is big, there is test blind spot scheduling problem, the utility model provides a teaching of spraying paint is with piece, paint spraying apparatus and teaching method of spraying paint, utilize the water characteristics of discolouing of silica gel granule, there is the discoloration layer of discolouing silica gel granule at the acceptor surface adhesion one deck evenly distributed that sprays paint, spun paint is replaced with water in the spray gun, when the simulation sprays paint, discolours after discolours in the silica gel granule contacts the spray gun, the homogeneity of spraying paint is evaluated according to the condition of discolouing of silica gel, whole in-process all adopts the water spray, and the principle that the water discolours is met to the evaluation standard adoption silica gel, the effect is directly perceived accurate, no blind spot. The specific technical scheme is as follows:
the utility model provides a teaching of spraying paint is with piece that sprays paint, is in including the acceptor that sprays paint and adhering to the discoloration layer of acceptor one side sprays paint, evenly distributed has the silica gel granule that discolours in the discoloration layer.
Preferably, the color-changing layer is a sheet material which takes a transparent porous elastomer as a carrier and uniformly distributes color-changing silica gel particles in the transparent porous elastomer. Transparent porous elastomer is used as a carrier, the allochroic silicagel particles are uniformly distributed in the transparent porous elastomer, countless independent cavities which are distributed in three-dimensional space and used for containing the allochroic silicagel particles are formed in the transparent porous elastomer, and water enters the cavities through the internal pores of the transparent porous elastomer and is absorbed by the allochroic silicagel particles in the transparent porous elastomer, so that the color of the allochroic silicagel particles is changed.
Preferably, a supporting frame is arranged around the outer edge of the color changing layer, and the supporting frame is fixedly installed on the paint spraying receptor.
Preferably, the support frame comprises two sets of slide rail fixing slide rails and a moving slide rail which are perpendicular to each other, the fixing slide rails and the moving slide rail are intersected to form a rectangular structure, the fixing slide rail is fixedly installed on the paint spraying receptor and is perpendicular to the moving slide rail, and the moving slide rail can move along the length direction of the fixing slide rail. Adopt the braced frame of variable size to stretch the discoloration layer, the size in the inside hole of transparent porous elastomer can be adjusted according to braced frame's flexible, and when the water spray, spun drop of water can change colour from the outer layer through the hole and get into the nexine layer upon layer, and the nexine is more in drop of water infiltration discoloration layer, and its colour shows more deeply to can judge the even degree of water spray through the shade of discoloration layer surface colour.
Preferably, the supporting frame is composed of more than four bar magnets, and each bar magnet is provided with a clamping opening for clamping the color changing layer; the surface of the paint spraying receptor is metal. And clamping the edge of the color-changing layer on the surface of the paint spraying receptor by using the magnetic force of the magnet.
Preferably, a drying plate is further arranged between the color changing layer and the paint spraying receptor. After the water spraying is finished, the color-changing silica gel particles in the color-changing layer can be dried by using the drying plate, so that the requirement of paint spraying teaching is met.
Preferably, the thickness of the color-changing layer is 10-40mm, and the diameter of the color-changing silica gel particles is 1-5 mm. At least more than two layers of the color-changing silica gel particles are distributed on the color-changing layer.
Preferably, uniform color-changing silica gel particles are uniformly distributed in the color-changing layer, and the weight of the color-changing silica gel particles in the color-changing layer accounts for 55-80 wt%.
Preferably, the allochroic silicagel particles are composed of two types of silicagel particles with the particle size of 2mm and the particle size of 4mm, and the mixing weight ratio of the two types of silicagel particles is 2: 1.
preferably, the cellular elastomer is a transparent cellular polyurethane elastomer.
Preferably, a foaming agent is also uniformly distributed in the color-changing layer, and the foaming agent is a BN foaming agent.
Preferably, the weight ratio of the foaming agent is 0.5-1.6 wt%.
Preferably, heat conducting particles are uniformly distributed in the color changing layer.
Preferably, the heat conducting particles are metal particles composed of one or more of iron particles, copper particles and aluminum particles.
The utility model also provides a paint spraying apparatus for teaching sprays paint, including the aforesaid piece that sprays paint with be located the colour determine module on the piece that sprays paint.
Preferably, the color detection assembly comprises a CCD camera, a microprocessor, a data processing assembly, a storage device, a clock device, a drying plate heating assembly and an alarm device, wherein an output end of the CCD camera is connected with an input end of the microprocessor, an output end of the microprocessor is respectively connected with input ends of the storage device, the clock device, the drying plate heating assembly and the alarm device, the data processing assembly is bidirectionally connected with the microprocessor, the drying plate heating assembly is a resistor member and is located inside the drying plate to conduct heat to the drying plate to heat the drying plate.
Preferably, the CCD camera with it links to each other through the mounting bracket to spray paint the piece, mounting bracket one end with a border swivelling joint sprays paint, and the other end is fixed with the CCD camera, and during the detection the CCD camera is located directly over the discoloration layer.
The utility model also provides a teaching method sprays paint adopts above-mentioned paint spraying apparatus, including following step:
the method comprises the following steps: moving the CCD camera to a detection position, taking a picture of the surface condition of the color changing layer, transmitting the picture to a microprocessor for processing, starting a drying plate to dry the color changing layer if the color of the surface of the color changing layer is not met, and detecting again until the teaching requirement is met;
step two: moving the CCD camera to a position to be detected, holding a spray gun by hand, and simulating a paint spraying action to aim at a color changing layer on a paint spraying piece to uniformly spray water;
step three: and after the water spraying is finished, the CCD camera is moved to the detection position, the surface condition of the color changing layer is photographed, the picture is transmitted to the microprocessor for processing, and the processing result is stored.
Adopt the CCD camera to shoot the discoloration layer surface after spraying paint to convey microprocessor with it and preserve, not only can utilize image recognition and processing to carry out accurate processing to the colour effect after spraying paint, obtain the objective score of the effect of spraying paint, can take notes student's learning process moreover, the high-efficient score of spraying paint of study at every turn of preparation record student.
Has the advantages that:
adopt the utility model discloses technical scheme produces beneficial effect as follows:
(1) utilize the water characteristics of discolouing of silica gel granule, there is the discoloration layer of discolouing silica gel granule at the acceptor surface that sprays paint adhesion one deck evenly distributed, spun paint is replaced with water in the spray gun, when the simulation sprays paint, discolous after the silica gel granule contacts spun water in the spray gun, the homogeneity that sprays paint is appraised according to the condition of discolouing of silica gel, whole in-process all adopts the water spray, and the evaluation standard adopts the principle that silica gel met water and discolous moreover, the effect is directly perceived accurate, no blind spot has been realized and has been detected.
(2) Transparent porous elastomer is used as a carrier, the allochroic silicagel particles are uniformly distributed in the transparent porous elastomer, countless independent cavities which are distributed in three-dimensional space and used for containing the allochroic silicagel particles are formed in the transparent porous elastomer, and water enters the cavities through the internal pores of the transparent porous elastomer and is absorbed by the allochroic silicagel particles in the transparent porous elastomer, so that the color of the allochroic silicagel particles is changed.
(3) Set up the stoving board between the acceptor that sprays paint and discoloration layer, before the teaching, can dry discoloration layer through the stoving board for the silica gel granule that discolours is in the dry condition, then teaches again, makes same piece that sprays paint can obtain used repeatedly fast, has improved its result of use.
(4) Adopt the CCD camera to shoot the discoloration layer surface after spraying paint to convey microprocessor with it and preserve, not only can utilize image recognition and processing to carry out the accuracy processing to the colour effect after spraying paint, obtain the objective score of the effect of spraying paint, can take notes student's learning process moreover, the high-efficient score of learning to spray paint at every turn of recording student.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a front view of the preferred painting apparatus of the present invention;
FIG. 2 is a diagram illustrating the connection relationship between the components of the color detecting assembly according to the preferred embodiment of the present invention;
FIG. 3 is a schematic view of a preferred structure of the paint spraying member of the present invention;
FIG. 4 is a first preferred structure of the bar magnet of the present invention;
fig. 5 is a second preferred structure diagram of the bar magnet of the present invention.
In the figure: 1. painting a piece; 11. a lacquer receptor; 12. a color-changing layer; 13. drying the plate; 2. a color detection component; 21. a CCD camera; 22. a microprocessor; 23. a data processing component; 24. a storage device; 25. a clock device; 26. a drying plate heating assembly; 27. an alarm device; 28. an artificial input port; 29. a display device; 3. a mounting frame; 4. a support frame; 41. a bar magnet; 42. an upper magnet block; 43. a lower magnet block; 44. a first upper surface; 45. a second upper surface; 46. externally pressing the strips; 47. an inner pressing strip; 48. fixing the slide rail; 49. and moving the slide rail.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
This embodiment utilizes allochroic silica gel to meet the water characteristic of discolouing, the piece surface that will spray paint designs into the allochroic silica gel structure, spun paint replaces with water in the spray gun, when the simulation sprays paint, allochroic silica gel discolours after contacting spun water in the spray gun, appear different discoloration effect according to the different allochroic silica gel of the water yield of spraying on surface, thereby the homogeneity that sprays paint is appraised according to the condition of discolouing of silica gel, whole in-process all adopts the water spray, and the evaluation standard adopts silica gel to meet the water principle of discolouing, the effect is directly perceived accurate, no blind spot has been realized and.
As shown in fig. 1 to 3, the painting apparatus for teaching painting comprises a painting member 1 and a color detection unit 2 provided on the painting member 1. The paint spraying piece 1 comprises a paint spraying receptor 11 and a color changing layer 12 attached to one side of the paint spraying receptor 11, wherein color changing silica gel particles 121 are uniformly distributed in the color changing layer 12. A drying plate 13 is arranged between the color changing layer 12 and the paint spraying receptor 11. After the water spraying is finished, the color-changing silica gel particles in the color-changing layer can be dried by using the drying plate, so that the requirement of paint spraying teaching is met.
As a preferred embodiment, the color detecting assembly 2 includes a CCD camera 21, a microprocessor 22, a data processing assembly 23, a storage device 24, a clock device 25, a drying plate heating assembly 26, an alarm device 27, an artificial input port 28 and a display device 29, referring to fig. 2, an output end of the CCD camera 21 is connected to an input end of the microprocessor 22, an output end of the microprocessor 22 is connected to input ends of the storage device 24, the clock device 25, the drying plate heating assembly 26 and the alarm device 27, respectively, the data processing assembly 23 is bidirectionally connected to the microprocessor 22, and the drying plate heating assembly 26 is a resistor, is located inside the drying plate 13, and conducts heat to the drying plate 13 to heat the drying plate.
An output of the manual input port 28 is connected to an input of the microprocessor 22 and an input of a display device 29 is connected to an output of the microprocessor 22. The display device 29 is preferably a display screen, which can be used to display the painting teaching in real time and also to retrieve the data and picture information of the previous teaching.
When the intelligent painting teaching device works, the CCD camera directly shoots the color changing layer, the color on the surface of the color changing layer forms a digital picture, the digital picture is transmitted to the microprocessor for processing and evaluation, the uniformity of the color distribution is judged, scores are formed, the scores and the corresponding picture are stored in the storage device, the operation is convenient to call and read at any time, and the clock device can record the specific time of painting teaching.
Alarm device's setting, mainly used stoving operation in-process, CCD camera is in the test position always in stoving in-process, when the discoloration layer stoving effect reaches the requirement of spraying paint, starts alarm device for the piece that sprays paint gets into the ready state of spraying paint.
Adopt the CCD camera to shoot the discoloration layer surface after spraying paint to convey microprocessor with it and preserve, not only can utilize image recognition and processing to carry out accurate processing to the colour effect after spraying paint, obtain the objective score of the effect of spraying paint, can take notes student's learning process moreover, the high-efficient score of spraying paint of study at every turn of preparation record student.
The manual input port 28 may input and store the student information and the teaching content and other related data into the microprocessor, and the microprocessor may further be provided with a display device for displaying the input information and the student score information.
Referring to fig. 3, the color-changing layer 12 is a sheet material having a transparent porous elastomer 122 as a carrier and uniformly distributing color-changing silica gel particles 121 in the transparent porous elastomer 122. The porous elastomer is transparent porous polyurethane elastomer. Transparent porous elastomer is used as a carrier, the allochroic silicagel particles are uniformly distributed in the transparent porous elastomer, countless independent cavities which are distributed in three-dimensional space and used for containing the allochroic silicagel particles are formed in the transparent porous elastomer, and water enters the cavities through the internal pores of the transparent porous elastomer and is absorbed by the allochroic silicagel particles in the transparent porous elastomer, so that the color of the allochroic silicagel particles is changed.
And a supporting frame 4 is arranged around the outer edge of the color changing layer 12, and the supporting frame 4 is fixedly arranged on the paint spraying receptor 11.
The supporting frame 4 comprises two sets of mutually perpendicular sliding rail fixing sliding rails 48 and moving sliding rails 49, the fixing sliding rails 48 and the moving sliding rails 49 are intersected to form a rectangular structure, the fixing sliding rails 48 are fixedly installed on the paint spraying receptor 11 and are perpendicular to the moving sliding rails 49, and the moving sliding rails 49 can move along the length direction of the fixing sliding rails 48. Adopt the braced frame of variable size to stretch the discoloration layer, the size in the inside hole of transparent porous elastomer can be adjusted according to braced frame's flexible, and when the water spray, spun drop of water can change colour from the outer layer through the hole and get into the nexine layer upon layer, and the nexine is more in drop of water infiltration discoloration layer, and its colour shows more deeply to can judge the even degree of water spray through the shade of discoloration layer surface colour.
Because the paint generated during paint spraying is in a mist shape, the particle diameter of the paint is very small, when water is sprayed, the sprayed water is also in a mist shape, the particle diameter of the water is 80-150 mu m, higher requirements are put on the color changing layer, because if the water particles in the mist shape are in a divergence shape along contact points after contacting the color changing layer, the water particles in the mist shape also have certain influence on the surrounding color changing layer, although the influence is not very large, the divergence can be completely reduced through the design of the color changing layer. Specifically, the pore diameter of the color changing layer reaches 200-400 mu m through stretching of the supporting frame, and the pore area in the color changing layer is increased, so that the total pore area ratio reaches 50-60%, and water mist particles can enter the inner layer of the color changing layer through pores, so that the influence of diffusion of the water particles on the surface of the color changing layer on teaching results is reduced.
As a preferred embodiment, the supporting frame 4 is composed of more than four bar magnets 41, each of which is provided with a clamping opening for clamping the color-changing layer 12; the surface of the paint spraying receptor 11 is metal. And clamping the edge of the color-changing layer on the surface of the paint spraying receptor by using the magnetic force of the magnet.
In a preferred embodiment, the bar magnet 41 is composed of an upper magnet block 42 located at the upper side and a lower magnet block 43 located at the lower side, wherein a first upper surface 44 of the lower magnet block 43 close to the outer edge of the color changing layer 12 is a horizontal plane or an inclined plane inclined to the outside, and a second upper surface 45 of the lower magnet block 43 far from the outer edge of the color changing layer 12 is an inclined plane inclined to the inside; the upper magnet block 42 comprises an inner pressing strip 46 and an outer pressing strip 47 which are arranged inside and outside, the outer pressing strip 46 is pressed on the first upper surface 44, and the inner pressing strip 47 is pressed on the second upper surface 45. The surface of the paint spraying receptor 11 is metal. See fig. 4 and 5 for two cases where the first upper surface 44 is a horizontal surface and a sloped surface, respectively.
In a preferred embodiment, the thickness of the color-changing layer 12 is 10-40mm, and the diameter of the color-changing silica gel particles is 1-5 mm. At least more than two layers of the color-changing silica gel particles are distributed on the color-changing layer. Uniform color-changing silica gel particles are uniformly distributed in the color-changing layer 12, and the weight ratio of the color-changing silica gel particles in the color-changing layer is 55-80 wt%.
As a preferred embodiment, the allochroic silicagel particles are composed of two kinds of size specification silicagel particles with the particle size of 2mm and the particle size of 4mm, and the mixing weight ratio of the two kinds of the silicagel particles is 2: 1.
in a preferred embodiment, a foaming agent is uniformly distributed in the color-changing layer 12, and the foaming agent is a BN foaming agent. The weight ratio of the foaming agent is 0.5-1.6 wt%.
As a preferred embodiment, heat conducting particles are uniformly distributed in the color changing layer. The heat conducting particles are metal particles consisting of one or more of iron particles, copper particles and aluminum particles.
The embodiment also provides a paint spraying teaching method, which adopts the paint spraying device and comprises the following steps:
the method comprises the following steps: moving the CCD camera to a detection position, taking a picture of the surface condition of the color changing layer, transmitting the picture to a microprocessor for processing, starting a drying plate to dry the color changing layer if the color of the surface of the color changing layer is not met, and detecting again until the teaching requirement is met;
step two: moving the CCD camera to a position to be detected, holding a spray gun by hand, and simulating a paint spraying action to aim at a color changing layer on a paint spraying piece to uniformly spray water;
step three: and after the water spraying is finished, the CCD camera is moved to the detection position, the surface condition of the color changing layer is photographed, the picture is transmitted to the microprocessor for processing, and the processing result is stored.
Adopt the CCD camera to shoot the discoloration layer surface after spraying paint to convey microprocessor with it and preserve, not only can utilize image recognition and processing to carry out accurate processing to the colour effect after spraying paint, obtain the objective score of the effect of spraying paint, can take notes student's learning process moreover, the high-efficient score of spraying paint of study at every turn of preparation record student.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a teaching of spraying paint is with piece that sprays paint, its characterized in that, including the acceptor that sprays paint and attach to the discoloration layer of acceptor one side sprays paint, evenly distributed has the silica gel granule that changes color in the discoloration layer, the discoloration layer is equipped with braced frame outward along surrounding, braced frame fixed mounting be in on the acceptor that sprays paint.
2. The painting tool for teaching painting according to claim 1, wherein the supporting frame comprises two sets of slide rail fixing slide rails and moving slide rails perpendicular to each other, the fixing slide rails and the moving slide rails intersect to form a rectangular structure, the fixing slide rails are fixedly mounted on the painting receptor and perpendicular to the moving slide rails, and the moving slide rails can move along the length direction of the fixing slide rails.
3. The painting tool for teaching painting according to claim 1, wherein the supporting frame is composed of four or more bar magnets, each of which is provided with a nip for holding the color-changing layer; the surface of the paint spraying receptor is metal.
4. The painting member for teaching painting according to claim 2 or 3, wherein the thickness of the discoloring layer is 10 to 40mm, and the diameter of the discoloring silica gel particles is 1 to 5 mm.
5. The painting member for painting teaching according to claim 4, wherein the allochroic silicagel particles are composed of two kinds of silicagel particles having a particle size of 2mm and a particle size of 4mm, and the mixing weight ratio of the two kinds of silicagel particles is 2: 1.
6. the painted article for teaching of painting according to claim 5, wherein the color-changing layer is a sheet material having a transparent porous elastomer as a carrier and color-changing silica gel particles uniformly distributed in the transparent porous elastomer.
7. The paint-sprayed teaching aid of claim 6 wherein a drying plate is further provided between the color-changing layer and the paint receptor.
8. A painting apparatus for teaching paint spraying, comprising a painted article according to any one of claims 1 to 7 and a colour detection assembly located on the painted article.
9. The paint spraying apparatus for teaching paint spraying according to claim 8, wherein the color detection assembly includes a CCD camera, a microprocessor, a data processing assembly, a storage device, a clock device and an alarm device, an output end of the CCD camera is connected to an input end of the microprocessor, an output end of the microprocessor is connected to input ends of the storage device, the clock device and the alarm device, respectively, and the data processing assembly is bidirectionally connected to the microprocessor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082710.0U CN212516200U (en) | 2020-06-12 | 2020-06-12 | Paint spraying teaching is with piece and paint spraying apparatus that sprays paint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082710.0U CN212516200U (en) | 2020-06-12 | 2020-06-12 | Paint spraying teaching is with piece and paint spraying apparatus that sprays paint |
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| Publication Number | Publication Date |
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| CN212516200U true CN212516200U (en) | 2021-02-09 |
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| CN202021082710.0U Active CN212516200U (en) | 2020-06-12 | 2020-06-12 | Paint spraying teaching is with piece and paint spraying apparatus that sprays paint |
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| CN (1) | CN212516200U (en) |
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