CN113291090B

CN113291090B - Pigment automatic measurement mixing of colors device for fine arts drawing

Info

Publication number: CN113291090B
Application number: CN202110674330.9A
Authority: CN
Inventors: 程格格
Original assignee: Zhoukou Normal University
Current assignee: Zhoukou Normal University
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-04-12
Anticipated expiration: 2041-06-17
Also published as: CN113291090A

Abstract

The utility model provides a fine arts drawing is with pigment automatic metering mixing of colors device, which comprises a carriage body, the top of automobile body is provided with the horizontally disc, the periphery of disc is rotated and is installed the ring, the top surface of disc is provided with four pigment bottles, the upper end of pigment bottle's bottom difference fixed connection inlet pipe and intercommunication with it, be provided with water pump and stop valve on the inlet pipe respectively, four first inside grooves that extend to its periphery are seted up to the disc top surface, the bottom surface fixed mounting of ring has several evenly distributed's swivel nut, top surface open-ended pigment section of thick bamboo is installed through the screw thread to every swivel nut. Compare with current self-blowing type spraying paint, this device can allocate according to user's required colour and use amount, at the allotment in-process to through the mode of rotating the disc, make required various colours allocate in the pigment section of thick bamboo of difference, it is more convenient to use, and the user accomplishes, and the user can twist off the pigment section of thick bamboo and wash.

Description

Pigment automatic measurement mixing of colors device for fine arts drawing

Technical Field

The invention belongs to the field of art painting, and particularly relates to an automatic pigment metering and color mixing device for art painting.

Background

Graffiti is well known in China for its slow onset in the 20 th century. Big little scribble work all appears in every city, and big city is more obvious, and some enterprise and trade company investment merchants in the society have also seen the potential value of this culture of scribbling, and the scribbler needs choose the formula of spouting of various suitable colours to spray paint before carrying out the scribble, when buying the spray paint, need spend a large amount of times looking for the spray paint of required colour in the pigment shop, wastes time and energy.

Disclosure of Invention

The invention provides an automatic pigment metering and color mixing device for art painting, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

an automatic pigment metering and color mixing device for art painting comprises a vehicle body, wherein a horizontal disc is arranged above the vehicle body, a circular ring is rotatably arranged on the periphery of the disc, four pigment bottles are arranged on the top surface of the disc, the bottoms of the pigment bottles are respectively and fixedly connected with the upper end of a feeding pipe and communicated with the feeding pipe, a water pump and a stop valve are respectively arranged on the feeding pipe, four first inner grooves extending to the periphery of the disc are formed in the top surface of the disc, a plurality of uniformly distributed screw sleeves are fixedly arranged on the bottom surface of the circular ring, each screw sleeve is provided with a pigment barrel with an opening on the top surface through threads, a plurality of groups of second inner groove groups are formed in the inner wall of the circular ring, each group of the second inner groove groups consists of four second inner grooves, the second inner grooves in the same group are communicated with the interiors of the corresponding screw sleeves, check valves are respectively arranged in the second inner grooves, the second inner grooves can be respectively communicated with the corresponding first inner grooves, a vertical discharging pipe is respectively arranged in each pigment barrel, the discharge pipes penetrate through the circular ring and are connected with the circular ring in a rotating mode, a plurality of stirring rods are fixedly installed on the periphery of the discharge pipes, first gears are fixedly installed on the periphery of the discharge pipes, a motor is arranged above the circular ring, second gears are fixedly installed on an output shaft of the motor and can be meshed with the first gears, a pressurizing device is arranged on the top surface of the circular ring, the upper ends of the discharge pipes are respectively and rotatably connected with one end of a first hose, the other end of the first hose is respectively connected with a corresponding spraying device through a quick connector, each spraying device comprises a barrel body, a first pipe with a sealed bottom surface and a second pipe with a sealed top surface are arranged in the barrel body, Y-shaped first partition plates are fixedly installed in the first pipe and the second pipe, one ends of three connecting pipes are fixedly connected with the bottom surface of the first pipe and are communicated with the first pipe, and the other ends of the connecting pipes are respectively connected with the other ends of the corresponding first hose through quick connectors, a third pipe is rotatably arranged between the first pipe and the second pipe, a second baffle is fixedly arranged in the third pipe, first baffle plates are respectively and fixedly arranged at the bottoms of two sides of the second baffle plates, the first baffle plates are arc plates of 120 degrees, second baffle plates are respectively and fixedly arranged at the tops of two sides of the second baffle plates, the second baffle plates are arc plates of 60 degrees, a plurality of water permeable holes are respectively arranged on the second baffle plates, an adjusting device capable of driving the second pipe to rotate is arranged at the periphery of the second pipe, the top surface of the second pipe is fixedly connected with one end of a second hose, nozzles are respectively and fixedly arranged at the other end of the second hose, electromagnetic valves are respectively arranged on connecting pipes, a master control button of each electromagnetic valve is fixedly arranged at the top surface of the outer wall of the barrel, an L-shaped plate is fixedly arranged at one side of the barrel, three clamping grooves are arranged in front of the vertical part of the L-shaped plate, two sides of the clamping grooves are communicated with the outside, an elastic ring is fixedly arranged at the periphery of the second hose, the elastic ring can be clamped into the clamping groove.

As above a pigment automatic measurement mixing of colors device for fine arts drawing, pressure device include the first through-hole of several, several second through-hole, several relief valve, the air pump that has a plurality of gas outlets and several air inlet hose, the first through-hole of several all opens the top surface of ring and respectively with the inside intercommunication of the swivel nut that corresponds, the top surface of ring and respectively with the inside intercommunication of the swivel nut that corresponds are all opened to several second through-hole, the equal fixed mounting of relief valve is in the top surface of ring and respectively with the intercommunication of the second through-hole that corresponds, the air pump sets up in the top surface of ring, the equal fixedly connected with air inlet hose's of gas outlet of air pump one end, air inlet hose's the other end passes through quick-operation joint with the upper portion of the first through-hole that corresponds respectively.

The automatic pigment metering and color mixing device for art painting comprises a rotating shaft and a solar tile structure, wherein the solar tile structure comprises a driving part and a driven part, the rotating shaft penetrates through the top surface of the barrel and is rotatably connected with the top surface of the barrel, the driving part is fixedly installed at the lower end of the rotating shaft, the driven part is fixedly installed on the periphery of the third pipe, and the driving part is in transmission fit with the driven part.

As above, one side of the cylinder body is provided with a through groove, and the periphery of the third tube is provided with a label.

The automatic pigment metering and color mixing device for art painting is characterized in that the water pump is a flow pump, the stop valve is an electromagnetic valve, and the water pump and the stop valve are both in circuit connection with the controller.

The automatic pigment metering and color mixing device for art painting is characterized in that the controller is connected with the display operator with a CPU (central processing unit) through a circuit.

The invention has the advantages that: the device is used for doodling, through the automobile body, the user can remove the device, the user screws a pigment cylinder into a screw sleeve positioned at the front side, the user opens a water pump and a stop valve on each feed pipe, the pigment in a pigment bottle can enter the pigment cylinder along the feed pipe, a first internal groove and a second internal groove, the power of the water pump and the on-off time of the stop valve are controlled, the amount of three primary colors and white pigment entering the pigment cylinder can be controlled, further the desired color can be obtained, the user opens a motor, the motor drives a stirring rod to rotate through a second gear, a first gear and a discharge pipe, further the pigment in the pigment cylinder is stirred to be mixed, the user rotates a circular ring, further the pigment cylinder can be driven to move, the user can allocate various colors by repeating the operations, the pigment allocated by the pigment cylinder can be pressed into a first soft pipe along the discharge pipe through a pressurizing device, pigment respectively enters the compartments corresponding to the first tube along the first hose and the connecting tube, the three compartments of the first tube respectively enter different colors, the third tube is driven to rotate by the adjusting device, the third tube can drive the second partition plate, the first baffle plate and the second baffle plate to rotate, when the upper openings of the two compartments of the first tube are completely blocked by the first baffle plate, only one pigment can enter the third tube and then can enter the three compartments of the second tube through the third tube, and finally the pigment is sprayed out through the three second hoses and the spray heads, a user controls the electromagnetic valve through the general control button to further control whether the pigment is sprayed out, when the upper opening of one compartment of the first tube is completely blocked by the first baffle plate, and the upper openings of the other two compartments are respectively blocked by half, at the moment, the two pigments can respectively enter the two sides of the second partition plate in the third tube, then the pigment enters the corresponding compartments of the second pipe respectively and is sprayed out along the corresponding spray heads, two kinds of pigments in the third pipe partially enter the rest compartments of the second pipe along the water permeable holes on the second baffle plate and are mixed, finally the pigment is sprayed out by the spray heads, the three spray heads spray out different colors respectively, the mixed pigment color of the two kinds of pigments is positioned between the two kinds of pigments, a user can adjust the position of the spray heads through the clamping grooves and the elastic rings, after the user finishes adjusting the third pipe, the residual pigments in the first pipe, the second pipe, the third pipe and the second hose need to be discharged, so that the spray heads spraying the mixed pigments are positioned in the middle, when in doodling, the mixed pigments can play the effect of transitional colors, compared with the existing self-spraying paint, the device can be prepared according to the color and usage amount required by the user firstly, in the preparation process, and in a mode of rotating the disc, make required various colours allot in the pigment section of thick bamboo of difference, it is more convenient to use, the user accomplishes, the user can twist off the pigment section of thick bamboo and wash, secondly, spraying device can realize the spraying of a pigment or two kinds of pigments, high durability and convenient use, when two kinds of pigments of spraying, there is the transition colour between two kinds of pigments, can make the change between the drawing colour obvious through monochromatic spraying, and the gradual change colour during double-colored spraying can make the boundary between the colour become fuzzy, more natural, the user can select according to the drawing needs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is a schematic view of the construction of the spray coating device; FIG. 4 is an enlarged view of the view of FIG. 3 taken along line B; FIG. 5 is an enlarged view of FIG. 3 from view C; FIG. 6 is an enlarged view of a portion I of FIG. 1; fig. 7 is an enlarged view of the view from direction D of fig. 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

An automatic pigment metering and color mixing device for art painting comprises a vehicle body 1, a horizontal disc 2 is arranged above the vehicle body 1, a ring 3 is rotatably arranged on the periphery of the disc 2, sealing rings are fixedly arranged on the inner wall of the ring 3 and the outer wall of the disc 2, the sealing rings can prevent paint from running out of a gap between the ring 3 and the disc 2, four pigment bottles 4 are arranged on the top surface of the disc 2, the four pigment bottles 4 are fixed through fixing frames, three-primary-color pigments and white pigments are respectively arranged in the corresponding pigment bottles 4, the bottoms of the pigment bottles 4 are respectively and fixedly connected with the upper end of a feed pipe 5 and communicated with the upper end of the feed pipe 5, a water pump 6 and a stop valve 7 are respectively arranged on the feed pipe 5, a first 8 extending from four inner grooves to the periphery is arranged on the top surface of the disc 2, the first inner grooves 8 all extend to the front side of the periphery of the disc 2, and the specific structure is shown in figure 2, a plurality of evenly distributed screw sleeves 9 are fixedly arranged on the bottom surface of the circular ring 3, each screw sleeve 9 is provided with a pigment barrel 10 with an opening on the top surface through screw threads, a plurality of second inner groove groups are arranged on the inner wall of the circular ring 3, each second inner groove group consists of four second inner grooves 11, the second inner grooves 11 of the same group are communicated with the interiors of the corresponding screw sleeves 9, one-way valves are respectively arranged in the second inner grooves 11, the second inner grooves 11 can be respectively communicated with the corresponding first inner grooves 8, through holes corresponding to the first inner grooves 8 and the second inner grooves 11 are arranged on a sealing ring, so that pigment can flow into the second inner grooves 11 aligned with the first inner grooves 8 along the first inner grooves 8, a vertical discharging pipe 12 is respectively arranged in each pigment barrel 10, the discharging pipes 12 penetrate through the circular ring 3 and are rotatably connected with the circular ring 3, a plurality of stirring rods 13 are fixedly arranged on the periphery of the discharging pipes 12, and the stirring rods 13 are all positioned below the circular ring 3, a first gear 14 is fixedly installed on the periphery of the discharge pipe 12, a motor 15 is arranged above the circular ring 3, the motor 15 is fixedly installed on the circular disc 2 through a connecting rod, a second gear 16 is fixedly installed on an output shaft of the motor 15, the second gear 16 can be meshed with the first gear 14, a pressurizing device is arranged on the top surface of the circular ring 3, the pressurizing device can extrude the pigment in the pigment barrel 10 out along the discharge pipe 12, the upper end of the discharge pipe 12 is respectively and rotatably connected with one end of a first hose 21, the other end of the first hose 21 is respectively connected with corresponding spraying devices through quick connectors, each spraying device comprises a barrel 22, a first pipe 23 with a sealed bottom surface and a second pipe 24 with a sealed top surface are arranged in the barrel 22, Y-shaped first partition plates 25 are fixedly installed in the first pipe 23 and the second pipe 24, the first pipe 23 and the second pipe 24 are divided into three compartments with equal size by the first partition plates 25, the specific structure of the first partition plate 25 is as shown in fig. 4, one end of three connecting pipes 26 is fixedly connected to the bottom surface of the first pipe 23 and is communicated with the first pipe, the connecting pipes 26 are respectively communicated with corresponding compartments in the first pipe 23, the other end of the connecting pipes 26 is respectively connected with the other end of the corresponding first hose 21 through quick connectors, a third pipe 27 is rotatably installed between the first pipe 23 and the second pipe 24, a second partition plate 28 is fixedly installed in the third pipe 27, the third pipe 27 is divided into two compartments with equal size by the second partition plate 28, first baffle plates 29 are respectively fixedly installed at the bottom parts of the two sides of the second partition plate 28, the first baffle plates 29 are 120-degree arc-shaped plates, second baffle plates 30 are respectively fixedly installed at the top parts of the two sides of the second partition plate 28, the second baffle plates 30 are 60-degree arc-shaped plates, the joints of the first baffle plates 29 and the arc-shaped plates are respectively located right above the joints of the corresponding second baffle plates 30 and the arc-shaped plates, the outer arc surfaces of the first baffle plate 29 and the second baffle plate 30 are fixedly connected with the inner wall of the third pipe 27, the second baffle plate 30 is provided with a plurality of water permeable holes which are inclined holes, the upper parts of the water permeable holes incline towards the second baffle plate 28, the structure can enable two pigments entering along the water permeable holes to impact together, and further the two pigments are mixed more uniformly, the periphery of the second pipe 24 is provided with an adjusting device capable of driving the second pipe to rotate, the top surface of the second pipe 24 is fixedly connected with one end of the second hose 31, the other end of the second hose 31 is respectively and fixedly provided with a nozzle 32, the connecting pipe 26 is respectively provided with an electromagnetic valve 33, a master control button 34 of the electromagnetic valve 33 is fixedly arranged on the top surface of the outer wall of the barrel 22, after a user presses the master control button 34, the three electromagnetic valves 33 are all opened, one side of the barrel 22 is fixedly provided with an L-shaped plate 35, the front of the vertical part of the L-shaped plate 35 is provided with three clamping grooves 36, both sides of draw-in groove 36 all communicate with the external world, and the periphery fixed mounting of second hose 31 has elastic ring 37, and elastic ring 37 can block in draw-in groove 36, and elastic ring 37's both sides can prevent for this structure of indent structure that elastic ring 37 from shifting out from the both sides of draw-in groove 36, and elastic ring 37 sets up the position that is close to shower nozzle 32 on second hose 31, and this structure can be fixed shower nozzle 32, prevents that shower nozzle 32 from removing. The device is used for doodling, through the automobile body 1, the user can remove the device, the user twists the pigment barrel 10 into the swivel nut 9 that is located the front side, the user opens the water pump 6 and the stop valve 7 on each inlet pipe 5, the pigment in the pigment bottle 4 can enter the pigment barrel 10 along the inlet pipe 5, the first internal groove 8 and the second internal groove 11, through controlling the power of the water pump 6 and the on-off time of the stop valve 7, the amount of three primary colors and white pigment that enter the pigment barrel 10 can be controlled, and then the desired color can be obtained, the user opens the motor 15, the motor 15 drives the stirring rod 13 to rotate through the second gear 16, the first gear 14 and the discharge pipe 12, and then the pigment in the pigment barrel 10 is stirred and mixed, the user rotates the circular ring 3, and then the pigment barrel 10 can be driven to move, through repeating the above operations, the user can allocate various colors, the pigment prepared by the pigment cylinder 10 can be pressed into the first hose 21 along the discharge pipe 12 through a pressurizing device, the pigment respectively enters the compartments corresponding to the first pipe 23 along the first hose 21 and the connecting pipe 26, the three compartments of the first pipe 23 respectively enter different colors, the third pipe 37 is driven to rotate through an adjusting device, the third pipe 37 rotates to drive the second partition plate 28, the first baffle plate 29 and the second baffle plate 30 to rotate, when the upper openings of two compartments of the first pipe 23 are completely blocked by the first baffle plate 29, only one pigment can enter the third pipe 27 and then can enter the three compartments of the second pipe 24 through the third pipe 27, and finally the pigment is sprayed out through the three second hoses 31 and the spray head 32, a user controls the solenoid valve 33 through the master control button 34 and further can control whether the pigment is sprayed out or not, when one upper opening of the compartments of the first pipe 23 is completely blocked by the first baffle plate 29, and the upper openings of the other two compartments are respectively blocked by half, at this time, the two pigments can respectively enter two sides of the second partition plate 28 in the third pipe 27, then respectively enter the corresponding compartments of the second pipe 24 and are sprayed out along the corresponding spray heads 32, the two pigments in the third pipe 27 partially enter the remaining compartments of the second pipe 24 along the water permeable holes on the second partition plate 30 and are mixed, and finally are sprayed out by the spray heads 32, the three spray heads 32 respectively spray out different colors, the color of the mixed pigment of the two pigments is between the two pigments, a user can adjust the position of the spray heads 32 through the clamping grooves 36 and the elastic rings 37, after the user finishes adjusting the third pipe 27, the residual pigments in the first pipe 23, the second pipe 24, the third pipe 27 and the second hose 31 need to be discharged, so that the spray heads 32 spraying the mixed pigment are positioned in the middle, when graffiti is performed, the mixed pigment can play a transitional color effect, compare with current self-blowing type paint spraying, at first this device can allocate according to the required colour of user and use amount, in the allotment process, and through the mode of rotating disc 3, make required various colours allocate in pigment section of thick bamboo 10 of difference, it is more convenient to use, the user accomplishes, the user can be washed pigment section of thick bamboo 10 is unscrewed, secondly, spraying device can realize the spraying of a pigment or two kinds of pigment, high durability and convenient use, when spraying two kinds of pigment, there is the transient color between two kinds of pigment, can make the change between the drawing colour obvious through monochromatic spraying, and the gradual change colour during double-colored spraying can make the boundary between the colour become fuzzy, it is more natural, the user can select according to the drawing needs.

Specifically, as shown in fig. 1 or 2, the pressurizing device according to this embodiment includes a plurality of first through holes 17, a plurality of second through holes 18, a plurality of pressure release valves, an air pump 19 having a plurality of air outlets, and a plurality of air inlet hoses 20, where the plurality of first through holes 17 are all opened on the top surface of the ring 3 and are respectively communicated with the insides of the corresponding thread sleeves 9, the plurality of second through holes 18 are all opened on the top surface of the ring 3 and are respectively communicated with the insides of the corresponding thread sleeves 9, the pressure release valves are all fixedly installed on the top surface of the ring 3 and are respectively communicated with the corresponding second through holes 18, the air pump 19 is installed on the top surface of the ring 3, the air outlets of the air pump 19 are all fixedly connected with one ends of the air inlet hoses 20, and the other ends of the air inlet hoses 20 are respectively connected with the upper portions of the corresponding first through holes 17 through quick connectors. The user selectively connects the air inlet hose 20 with the first through hole 17 through the quick coupling according to the amount of the pigment to be used, the user opens the air pump 19, the air pump 19 presses the external air into the pigment container 10 along the air inlet hose 20 and the first through hole 17, so that the air in the pigment container is pressurized, further, when the pigment in the pigment cartridge 10 is extruded along the discharge pipe 12 and the pigment in the pigment cartridge 10 is not extruded, as the air pressure in the paint cartridge 10 increases, the air filled in the air pump 19 will be discharged from the pressure release valve along the second through hole 18, so that the air pressure in the paint cartridge 10 is stabilized, after the device is used, a user can open the pressure release valve to discharge the pressurized air in the paint cylinder 10, so that when the user unscrews the paint cylinder 10, the pressurized air in the paint cartridge 10 will cause the residual paint therein to be ejected, resulting in the user being sprayed all over.

Specifically, as shown in fig. 3 or 5, the adjusting device according to this embodiment includes a rotating shaft 38 and a geneva structure, the geneva structure includes a driving member 39 and a driven member 40, the geneva structure is specifically configured as shown in fig. 5, the driving member 39 of the geneva structure rotates a circle to drive the driven member 40 to rotate 60 °, the rotating shaft 38 penetrates through the top surface of the cylinder 22 and is rotatably connected with the top surface, the driving member 39 is fixedly mounted at the lower end of the rotating shaft 38, the driven member 40 is fixedly mounted at the periphery of the third tube 27, the driving member 39 is in transmission fit with the driven member 40, the top surface of the rotating shaft 38 is fixedly mounted with a knob, the knob can provide an acting point for a user, and the rotating shaft 38 is convenient for the user to rotate. The user rotates pivot 38, and pivot 38 rotates and to drive third pipe 37 through driving part 39, follower 40 and rotates, and the user rotates pivot 38 round, and third pipe 27 turned angle is 60, and convenient to use person adjusts the angle of third pipe 27, and outer structure has certain auto-lock function in addition in the day, can prevent that third pipe 27 from rotating.

Further, as shown in fig. 3, a through groove 41 is formed on one side of the cylinder 22, and the number of the third tube 27 is equal to six, and the number of the third tube 27 is uniformly distributed. The user can see the reference numeral through the through groove 41, and then the user can learn the angle of the third pipe 27, and then the user of being convenient for adjusts the third pipe 27.

Furthermore, as shown in fig. 1, the water pump 6 according to the present embodiment is a flow pump, the stop valve 7 is an electromagnetic valve, and both the water pump 6 and the stop valve 7 are electrically connected to the controller. The user can be through controlling 6 switches of water pump and 7 switches of stop valve respectively through the controller, and it is more convenient to use.

Further, as shown in fig. 1, the controller circuit of the present embodiment is connected to a display operator with a CPU processor. The user can select own required colour and required pigment volume through showing the operation ware, and the CPU treater calculates three primary colors and white quantity according to its information, and then sends the controller, and the device makes the user can directly obtain the pigment of wanting the colour, and it is more convenient to use.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a pigment automatic measurement mixing of colors device for fine arts drawing, includes automobile body (1), and the top of automobile body (1) is provided with horizontally disc (2), and ring (3) are installed in the periphery rotation of disc (2), and the top surface of disc (2) is provided with four pigment bottle (4), its characterized in that: the bottom of the pigment bottle (4) is respectively fixedly connected with the upper end of a feeding pipe (5) and communicated with the feeding pipe, the feeding pipe (5) is respectively provided with a water pump (6) and a stop valve (7), the top surface of the disc (2) is provided with four first inner grooves (8) extending to the periphery of the disc, the bottom surface of the ring (3) is fixedly provided with a plurality of uniformly distributed screw sleeves (9), each screw sleeve (9) is provided with a pigment cylinder (10) with an open top surface through a screw thread, the inner wall of the ring (3) is provided with a plurality of groups of second inner groove groups, each group of second inner groove group consists of four second inner grooves (11), the second inner grooves (11) in the same group are communicated with the inner parts of the corresponding screw sleeves (9), the second inner grooves (11) are respectively provided with a one-way valve, the second inner grooves (11) can be respectively communicated with the corresponding first inner grooves (8), each pigment cylinder (10) is respectively provided with a vertical discharging pipe (12), the discharge pipes (12) penetrate through the circular ring (3) and are rotatably connected with the circular ring, a plurality of stirring rods (13) are fixedly installed on the periphery of the discharge pipes (12), first gears (14) are fixedly installed on the periphery of the discharge pipes (12), a motor (15) is arranged above the circular ring (3), a second gear (16) is fixedly installed on an output shaft of the motor (15), the second gears (16) can be meshed with the first gears (14), a pressurizing device is arranged on the top surface of the circular ring (3), the upper ends of the discharge pipes (12) are respectively rotatably connected with one end of a first hose (21), the other end of the first hose (21) is respectively connected with corresponding spraying devices through quick connectors, each spraying device comprises a barrel body (22), a first pipe (23) with a sealed bottom surface and a second pipe (24) with a sealed top surface are arranged in each barrel body (22), Y-shaped first partition plates (25) are fixedly installed in each first pipe (23) and each second pipe (24), the bottom surface of the first pipe (23) is fixedly connected with one end of three connecting pipes (26) and communicated with the same, the other ends of the connecting pipes (26) are respectively connected with the other end of the corresponding first hose (21) through quick connectors, a third pipe (27) is rotatably arranged between the first pipe (23) and the second pipe (24), a second baffle plate (28) is fixedly arranged in the third pipe (27), first baffle plates (29) are respectively and fixedly arranged at the bottom parts of the two sides of the second baffle plate (28), the first baffle plates (29) are arc plates of 120 degrees, second baffle plates (30) are respectively and fixedly arranged at the top parts of the two sides of the second baffle plate (28), the second baffle plates (30) are arc plates of 60 degrees, a plurality of water permeable holes are respectively arranged on the second baffle plates (30), an adjusting device capable of driving the second pipe (24) to rotate is arranged on the periphery of the second pipe (24), the top surface of the second pipe (24) is fixedly connected with one end of a second hose (31), the other end of second hose (31) is fixed mounting respectively has shower nozzle (32), be provided with solenoid valve (33) on connecting pipe (26) respectively, total control button (34) fixed mounting in the outer wall top surface of barrel (22) of solenoid valve (33), one side fixed mounting of barrel (22) has L shaped plate (35), three draw-in groove (36) have been seted up in front of L shaped plate (35) vertical part, the both sides of draw-in groove (36) all communicate with the external world, the periphery fixed mounting of second hose (31) has elastic ring (37), elastic ring (37) can be blocked in draw-in groove (36).

2. The automatic pigment metering and color mixing device for art painting according to claim 1, characterized in that: the pressurizing device comprises a plurality of first through holes (17), a plurality of second through holes (18), a plurality of pressure relief valves, an air pump (19) with a plurality of air outlets and a plurality of air inlet hoses (20), the plurality of first through holes (17) are all arranged on the top surface of the ring (3) and are communicated with the corresponding thread sleeves (9) respectively, the plurality of second through holes (18) are all arranged on the top surface of the ring (3) and are communicated with the corresponding thread sleeves (9) respectively, the pressure relief valves are fixedly arranged on the top surface of the ring (3) and are communicated with the corresponding second through holes (18) respectively, the air pump (19) is arranged on the top surface of the ring (3), the air outlets of the air pump (19) are fixedly connected with one ends of the air inlet hoses (20), and the other ends of the air inlet hoses (20) are connected with the upper portions of the corresponding first through quick connectors respectively.

3. The automatic pigment metering and color mixing device for art painting according to claim 1, characterized in that: the adjusting device is composed of a rotating shaft (38) and a solar tile structure, the solar tile structure is composed of a driving part (39) and a driven part (40), the rotating shaft (38) penetrates through the top surface of the cylinder body (22) and is in rotating connection with the top surface, the driving part (39) is fixedly installed at the lower end of the rotating shaft (38), the driven part (40) is fixedly installed on the periphery of the third pipe (27), and the driving part (39) is in transmission fit with the driven part (40).

4. The automatic pigment metering and color mixing device for art painting according to claim 1 or 3, characterized in that: one side of the cylinder body (22) is provided with a through groove (41), and the periphery of the third pipe (27) is provided with a mark.

5. The automatic pigment metering and color mixing device for art painting according to claim 1, characterized in that: the water pump (6) is a flow pump, the stop valve (7) is an electromagnetic valve, and the water pump (6) and the stop valve (7) are both in circuit connection with the controller.

6. The automatic pigment metering and color mixing device for art painting according to claim 5, characterized in that: the controller circuit is connected with a display operator with a CPU processor.