Paint production dilution device

By introducing a technology of controlling the rotation speed of the impeller blades in the paint production dilution device, the problem of uneven mixing caused by the inability to adjust the flow rate in the existing device is solved, and a more stable and high-quality paint dilution effect is achieved.

CN222753073UActive Publication Date: 2025-04-15WUHAN TONGFA TECH CO LTD
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Patent Information

Application Number
CN202421562660.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-04
Publication Date
2025-04-15
Estimated Expiration
2034-07-04

AI Technical Summary

Technical Problem

The existing dilution device for paints cannot adjust the flow rate of paint and diluent flow into the dilution tank, resulting in uneven mixing, affecting the dilution effect and coating quality.

Method used

A paint production dilution device is designed, by installing a first motor and a second motor, the rotation speed of the first impeller sheet and the second impeller sheet are controlled respectively, and the flow rate of the paint and diluent is adjusted to ensure an optimal mixing ratio.

Benefits of technology

By adjusting the flow rate of the paint and diluent, ensure that it is mixed in the dilution tank in the optimal proportion, avoiding the problem of uneven mixing, and improving the stability and coating quality of the paint after dilution.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of paint production, and particularly relates to a paint production diluting device which comprises a cavity supporting seat, a diluting tank is mounted on the cavity supporting seat, a first hollow pipe and a second hollow pipe are connected to the top end of the diluting tank, a first liquid storage cylinder is connected to an upper port of the first hollow pipe, a second liquid storage cylinder is connected to an upper port of the second hollow pipe, and first scale marking lines are assembled on the outer surfaces of the first liquid storage cylinder and the second liquid storage cylinder; a second scale marking line is assembled on the outer surface of the second liquid storage cylinder, a first supporting seat is mounted on one side of the top of the diluting tank, and a first motor is mounted on the first supporting seat; when the paint diluting tank is used for diluting, the flowing speed of paint and a diluting agent flowing into the tank body can be adjusted as required, and the paint and the diluting agent can be ensured to be mixed in the diluting tank according to the optimal proportion by adjusting the flowing speed of the paint and the diluting agent, so that the problem of non-uniform mixing is avoided, and the stability and the coating quality of diluted paint are favorably improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of paint production, in particular to a paint production dilution device. Background Art

[0002] Paint, also known as coating, is a semi-finished product used to prepare paint. The consistency and viscosity of the paint itself will affect the flatness and adhesion of the paint film. If the paint is too viscous, it will make the coating uneven and difficult to form a smooth paint film. Therefore, the paint needs to be diluted. The diluted paint has better fluidity and is easier to brush and spray.

[0003] The existing paint dilution device is mainly composed of a paint liquid storage cylinder, a diluent liquid storage cylinder, a dilution tank, a stirring mechanism, and a discharge pipe. The paint liquid storage cylinder and the dilution tank are connected above the dilution tank, a stirring mechanism is arranged in the dilution tank, and a discharge pipe is connected to the bottom end of the dilution tank. When diluting, the viscous paint and the dilution tank are respectively added, and the stirring rod is rotated by the motor. The high-speed rotation of the stirring rod makes the diluent and the paint in the dilution tank be stirred and mixed, thereby achieving the purpose of diluting the crushed paint. The diluted paint has better fluidity and is easier to brush and spray.

[0004] The existing paint dilution device cannot adjust the flow rate of the paint and the diluent into the dilution tank during dilution. When the paint and the diluent flow into the dilution tank at a fixed flow rate, uneven mixing may occur. In particular, when the flow rate of the diluent is too fast or too slow, the mixing ratio of the paint and the diluent will be unbalanced, thereby affecting the dilution effect of the paint and the final coating quality. Therefore, a paint production dilution device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised by the above-mentioned background technology, the utility model proposes a paint production and dilution device.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the paint production and dilution device described in the utility model comprises a cavity support seat; a dilution tank is installed on the cavity support seat, the top of the dilution tank is connected with a first hollow tube and a second hollow tube, the upper end of the first hollow tube is connected with a first liquid storage cylinder, the upper end of the second hollow tube is connected with a second liquid storage cylinder, and the first liquid storage cylinder and the outer surface of the first liquid storage cylinder are equipped with first scale markings, and the outer surface of the second liquid storage cylinder is equipped with second scale markings, a first support seat is installed on one side of the top of the dilution tank, a first motor is installed on the first support seat, the output end of the first motor is connected with a first rotating rod, a plurality of first impeller blades are fixed on the outer surface of the first rotating rod, and the first impeller blades are arranged in the second hollow tube, a second support seat is installed on the other side of the top of the dilution tank, a second motor is installed on the second support seat, the output end of the second motor is connected with a second rotating rod, and the outer surface of the second rotating rod A plurality of second impeller blades are fixed, and the second impeller blades are arranged in the second hollow tube. When diluting, in order to avoid uneven mixing of the paint and the diluent, it is necessary to adjust the flow rate of the paint and the diluent flowing into the tank body. When adjusting the flow rate of the paint flowing into the tank body, the first motor is started, so that the first rotating rod drives the first impeller blade to rotate. By adjusting the rotation speed of the first impeller blade, the paint flow rate can be adjusted. When adjusting the flow rate of the diluent flowing into the tank body, the second motor is started, so that the second rotating rod drives the second impeller blade to rotate. By adjusting the rotation speed of the second impeller blade, the diluent flow rate can be adjusted, so that the flow rate of the paint and the diluent flowing into the tank body can be adjusted as needed. By adjusting the flow rates of the paint and the diluent, it can be ensured that the two are mixed in the dilution tank in an optimal proportion, thereby avoiding the problem of uneven mixing, which helps to improve the stability of the diluted paint and the coating quality.

[0007] Preferably, a third motor is installed at the top of the first liquid storage cylinder, and the output end of the third motor is connected to a rotating shaft, on which a plurality of stirring paddles are mounted, and the top and bottom ends of the rotating shaft are cooperated and fixedly connected with a scraper, and the scraper is in contact with the inner wall of the first liquid storage cylinder. Before dilution, the third motor is started so that the rotating shaft drives the stirring paddles and the scraper to rotate, thereby stirring the paint in the first liquid storage cylinder. Since the paint that has been left standing for a long time is prone to precipitation and stratification, stirring helps to break up the precipitation and stratification in the paint, ensuring that the various components in the paint are evenly distributed. When the stirred paint is mixed with the diluent, it can achieve the ideal dilution effect more quickly.

[0008] Preferably, a first rotating shaft and a second rotating shaft are rotatably installed in the dilution tank, a plurality of first stirring rods are fixed on the outer circumferential surface of the first rotating shaft, and a first scraper is fixedly connected to the end of each first stirring rod, a plurality of second stirring rods are fixed on the outer circumferential surface of the second rotating shaft, and a second scraper is fixedly connected to the end of each second stirring rod, and the second scraper and the first scraper are in contact with the inner wall of the dilution tank, a fourth motor is installed at the bottom end of the dilution tank, a rotating column is installed at the output end of the fourth motor, and the bottom end of the rotating column is rotatably installed on the bottom inner wall of the cavity support seat, a driving gear is mounted on the rotating column, and the driving gear is arranged in the cavity support seat, a first driven gear is mounted on the bottom end of the first rotating shaft, and a second driven gear is mounted on the bottom end of the second rotating shaft, and the first driven gear is mounted on the bottom end of the second rotating shaft. The first driven gear and the second driven gear are respectively located on both sides of the driving gear, and the driving gears are meshed with the first driven gear and the second driven gear respectively. During dilution, when the paint and the diluent flow into the dilution tank, the fourth motor is started to rotate the driving gear, forcing the first driven gear and the second driven gear to rotate, thereby causing the first rotating shaft to drive the first stirring rod and the first scraper to rotate, and causing the second rotating shaft 24 to drive the second stirring rod and the second scraper to rotate, so that the paint and the diluent flowing into the dilution tank can be fully stirred and mixed. Because the first stirring rod and the second stirring rod are staggered, the paint and the diluent are fully and evenly stirred and mixed, making the dilution more complete, thereby improving the dilution effect and ensuring the subsequent coating quality.

[0009] Preferably, a shell cover is installed at the bottom end of the dilution tank, and the fourth motor is arranged in the shell cover. When the device is used, the fourth motor can be protected by setting the shell cover.

[0010] Preferably, a liquid injection hole is opened on one side of the top of the first liquid storage cylinder, and a liquid injection tube is fixedly connected to the port of the liquid injection hole. A liquid injection bucket is connected to the top of the second liquid storage cylinder. When using the device, the liquid injection tube is provided to facilitate the replenishment of paint into the first liquid storage cylinder, and the liquid injection bucket is provided to facilitate the replenishment of diluent into the second liquid storage cylinder.

[0011] The utility model is beneficial in that:

[0012] 1. The utility model requires that the flow rate of the paint and the diluent flowing into the tank body be adjusted in order to avoid the occurrence of uneven mixing of the paint and the diluent during dilution. When adjusting the flow rate of the paint flowing into the tank body, the first motor is started to make the first rotating rod drive the first impeller blade to rotate. By adjusting the rotation speed of the first impeller blade, the paint flow rate can be adjusted. When adjusting the flow rate of the diluent flowing into the tank body, the second motor is started to make the second rotating rod drive the second impeller blade to rotate. By adjusting the rotation speed of the second impeller blade, the diluent flow rate can be adjusted. Thus, the flow rate of the paint and the diluent flowing into the tank body can be adjusted as needed. By adjusting the flow rates of the paint and the diluent, it can be ensured that the two are mixed in the dilution tank in an optimal ratio, thereby avoiding the problem of uneven mixing, which helps to improve the stability of the diluted paint and the coating quality.

[0013] 2. Before dilution, the utility model starts the third motor to make the rotating shaft drive the stirring paddle and the scraper to rotate, so as to stir the paint in the first liquid storage cylinder. Since the paint that has been standing for a long time is prone to precipitation and stratification, stirring helps to break up the precipitation and stratification in the paint, ensuring that the various components in the paint are evenly distributed. The stirred paint can achieve the ideal dilution effect more quickly when mixed with the diluent. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the dilution device;

[0016] Figure 2 It is a schematic diagram of the cutaway three-dimensional structure of the dilution tank;

[0017] Figure 3 is a schematic diagram of a cutaway three-dimensional structure of a first liquid storage cylinder;

[0018] Figure 4 is a schematic diagram of a cutaway three-dimensional structure of a second liquid storage cylinder;

[0019] Figure 5 It is a schematic diagram showing the overall internal plan view of the dilution device.

[0020] In the figure: 1, cavity support seat; 2, dilution tank; 3, first hollow tube; 4, first liquid storage cylinder; 5, second hollow tube; 6, second liquid storage cylinder; 7, first scale mark; 8, second scale mark; 9, first support seat; 10, first motor; 11, first rotating rod; 12, first impeller; 13, second support seat; 14, second motor; 15, second rotating rod; 16, second impeller; 17, third motor; 18, rotating shaft; 19, stirring paddle; 20, scraper; 21, injection pipe; 22, injection bucket; 23, first rotating shaft; 24, second rotating shaft; 25, first stirring rod; 26, second stirring rod; 27, first scraper; 28, second scraper; 29, first driven gear; 30, second driven gear; 31, fourth motor; 32, rotating column; 33, driving gear; 34, shell cover. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5As shown, the paint production and dilution device comprises a cavity support seat 1; a dilution tank 2 is installed on the cavity support seat 1, the top of the dilution tank 2 is connected with a first hollow tube 3 and a second hollow tube 5, the upper end of the first hollow tube 3 is connected with a first liquid storage cylinder 4, the upper end of the second hollow tube 5 is connected with a second liquid storage cylinder 6, and the first liquid storage cylinder 4 and the first liquid storage cylinder 4 are equipped with first scale marks 7 on the outer surface, and the second liquid storage cylinder 6 is equipped with second scale marks 8 on the outer surface, and a first support seat 9 is installed on one side of the top of the dilution tank 2. A first motor 10 is mounted on the support seat 9, and a first rotating rod 11 is connected to the output end of the first motor 10. A plurality of first impeller blades 12 are fixed to the outer surface of the first rotating rod 11, and the first impeller blades 12 are arranged in the second hollow tube 5. A second support seat 13 is mounted on the other side of the top of the dilution tank 2, and a second motor 14 is mounted on the second support seat 13. A second rotating rod 15 is connected to the output end of the second motor 14, and a plurality of second impeller blades 16 are fixed to the outer surface of the second rotating rod 15, and the second impeller blades 16 are arranged on In the second hollow tube 5; when diluting, in order to avoid the occurrence of uneven mixing of the paint and the diluent, it is necessary to adjust the flow rate of the paint and the diluent flowing into the tank body. When adjusting the flow rate of the paint flowing into the tank body, start the first motor 10, so that the first rotating rod 11 drives the first impeller blade 12 to rotate, and by adjusting the rotation speed of the first impeller blade 12, the paint flow rate can be adjusted. When adjusting the flow rate of the diluent flowing into the tank body, start the second motor 14, so that the second rotating rod 15 drives the second impeller blade 16 to rotate, and by adjusting the rotation speed of the second impeller blade 16, the diluent flow rate can be adjusted, so that the flow rate of the paint and the diluent flowing into the tank body can be adjusted as needed. By adjusting the flow rate of the paint and the diluent, it can be ensured that the two are mixed in the dilution tank 2 in an optimal ratio, thereby avoiding the problem of uneven mixing, which helps to improve the stability and coating quality of the diluted paint. By setting the first scale mark 7 and the second scale mark 8, it is convenient to observe the amount of paint and diluent flowing into the dilution tank 2 in time.

[0023] A third motor 17 is installed at the top of the first liquid storage cylinder 4, and the output end of the third motor 17 is connected to a rotating shaft 18, on which a plurality of stirring paddles 19 are mounted, and a scraper 20 is fixedly connected to the top and bottom ends of the rotating shaft 18, and the scraper 20 is in contact with the inner wall of the first liquid storage cylinder 4; before dilution, the third motor 17 is started to make the rotating shaft 18 drive the stirring paddles 19 and the scraper 20 to rotate, so that the paint in the first liquid storage cylinder 4 can be stirred. Since the paint that has been left standing for a long time is prone to precipitation and stratification, stirring helps to break up the precipitation and stratification in the paint, ensuring that the various components in the paint are evenly distributed. When the stirred paint is mixed with the diluent, it can achieve the ideal dilution effect more quickly.

[0024] A liquid injection hole is provided on one side of the top of the first liquid storage cylinder 4, and a liquid injection tube 21 is fixedly connected to the end of the liquid injection hole. A liquid injection bucket 22 is connected to the top of the second liquid storage cylinder 6. When using the device, the liquid injection tube 21 is provided to facilitate the replenishment of paint into the first liquid storage cylinder 4, and the liquid injection bucket 22 is provided to facilitate the replenishment of diluent into the second liquid storage cylinder 6.

[0025] See also Figure 2 and Figure 5 As shown, a first rotating shaft 23 and a second rotating shaft 24 are rotatably installed in the dilution tank 2, a plurality of first stirring rods 25 are fixed on the outer circumferential surface of the first rotating shaft 23, and a first scraper 27 is fixedly connected to the end of each first stirring rod 25, a plurality of second stirring rods 26 are fixed on the outer circumferential surface of the second rotating shaft 24, and a second scraper 28 is fixedly connected to the end of each second stirring rod 26, and the second scraper 28 and the first scraper 27 are in contact with the inner wall of the dilution tank 2, a fourth motor 31 is installed at the bottom end of the dilution tank 2, a rotating column 32 is installed at the output end of the fourth motor 31, and the bottom end of the rotating column 32 is rotatably installed on the bottom inner wall of the cavity support seat 1, a driving gear 33 is mounted on the rotating column 32, and the driving gear 33 is arranged in the cavity support seat 1, a first driven gear 29 is mounted on the bottom end of the first rotating shaft 23, and a second driven gear 30 is mounted on the bottom end of the second rotating shaft 24, and the first driven gear 29 and the second driven gear 30 are mounted on the bottom end of the second rotating shaft 24. 30 are respectively located on both sides of the driving gear 33, and the driving gear 33 is meshed with the first driven gear 29 and the second driven gear 30 respectively. A shell cover 34 is installed at the bottom end of the dilution tank 2, and the fourth motor 31 is arranged in the shell cover 34; when diluting, when the paint and the diluent flow into the dilution tank 2, the fourth motor 31 is started to rotate the driving gear 33, forcing the first driven gear 29 and the second driven gear 30 to rotate, thereby causing the first rotating shaft 23 to drive the first stirring rod 25 and the first scraper 27 to rotate, and causing the second rotating shaft 24 to drive the second stirring rod 26 and the second scraper 28 to rotate, so that the paint and the dilution agent flowing into the dilution tank 2 can be fully stirred and mixed. Because the first stirring rod 25 and the second stirring rod 26 are staggered, the paint and the diluent are fully and evenly stirred and mixed, so that the dilution is more complete, thereby improving the dilution effect and ensuring the subsequent coating quality.

[0026] Working principle: the existing paint dilution device cannot adjust the flow rate of the paint and diluent flowing into the dilution tank 2 during dilution. When the paint and diluent flow into the dilution tank 2 at a fixed flow rate, uneven mixing may occur. In particular, when the flow rate of the dilution agent is too fast or too slow, it will cause an imbalance in the mixing ratio of the paint and the dilution agent, thereby affecting the dilution effect of the paint and the final coating quality; therefore, a paint production dilution device is proposed to address the above-mentioned problems; during dilution, in order to avoid uneven mixing of the paint and the dilution agent, it is necessary to adjust the flow rate of the paint and the dilution agent flowing into the tank body. When adjusting the flow rate of the paint flowing into the tank body, start the first motor 10, so that the first rotating rod 11 drives the first impeller blade 12 to rotate. By adjusting the rotation speed of the first impeller blade 12, the paint flow rate can be adjusted. When adjusting the flow rate of the dilution agent flowing into the tank body, the paint flow rate can be adjusted. When the flow rate in the tank body is adjusted, the second motor 14 is started, so that the second rotating rod 15 drives the second impeller blade 16 to rotate. By adjusting the rotation speed of the second impeller blade 16, the flow rate of the diluent can be adjusted, so that the flow rate of the paint and the diluent flowing into the tank body can be adjusted as needed. By adjusting the flow rate of the paint and the diluent, it can be ensured that the two are mixed in the dilution tank 2 in an optimal ratio, thereby avoiding the problem of uneven mixing, which helps to improve the stability and coating quality of the diluted paint. By setting the first scale mark 7 and the second scale mark 8, it is convenient to timely observe the amount of paint and diluent flowing into the dilution tank 2;

[0027] Before dilution, the third motor 17 is started, so that the rotating shaft 18 drives the stirring paddle 19 and the scraper 20 to rotate, so that the paint in the first liquid storage cylinder 4 can be stirred. Since the paint that has been standing for a long time is prone to precipitation and stratification, stirring helps to break the precipitation and stratification in the paint, ensuring that the various components in the paint are evenly distributed. When the stirred paint is mixed with the diluent, it can achieve the ideal dilution effect more quickly; when dilution is performed, after the paint and the diluent flow into the dilution tank 2, the fourth motor 31 is started to rotate the driving gear 33, forcing the first driven gear 29 and the second driven gear 30 to rotate, and then the first rotating shaft 23 drives the first stirring rod 25 and the first scraper 27 to rotate, and the second rotating shaft 24 drives the second stirring rod 26 and the second scraper 28 to rotate, so that the paint and the diluent flowing into the dilution tank 2 can be fully stirred and mixed. Because the first stirring rod 25 and the second stirring rod 26 are staggered, the paint and the diluent are fully and evenly stirred and mixed, so that the dilution is more complete, thereby improving the dilution effect and ensuring the subsequent coating quality.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. Paint production dilution device, characterized by: The invention comprises a cavity support seat (1); a dilution tank (2) is mounted on the cavity support seat (1); a first hollow tube (3) and a second hollow tube (5) are connected to the top of the dilution tank (2); an upper end of the first hollow tube (3) is connected to a first liquid storage cylinder (4); an upper end of the second hollow tube (5) is connected to a second liquid storage cylinder (6); the first liquid storage cylinder (4) and the first liquid storage cylinder (4) are provided with first scale marks (7) on their outer surfaces; the second liquid storage cylinder (6) is provided with second scale marks (8) on its outer surface; a first support seat (9) is mounted on one side of the top of the dilution tank (2); a second support seat (9) is mounted on the first support seat (9); A motor (10), wherein the output end of the first motor (10) is connected to a first rotating rod (11), a plurality of first impeller blades (12) are fixed to the outer surface of the first rotating rod (11), and the first impeller blades (12) are arranged in a second hollow tube (5); a second support seat (13) is installed on the other side of the top of the dilution tank (2), a second motor (14) is installed on the second support seat (13), the output end of the second motor (14) is connected to a second rotating rod (15), a plurality of second impeller blades (16) are fixed to the outer surface of the second rotating rod (15), and the second impeller blades (16) are arranged in the second hollow tube (5).

2. The paint production and dilution device according to claim 1, characterized in that: A third motor (17) is installed at the top end of the first liquid storage cylinder (4); the output end of the third motor (17) is connected to a rotating shaft (18); a plurality of stirring paddles (19) are mounted on the rotating shaft (18); a scraper (20) is fixedly connected to the top and bottom ends of the rotating shaft (18); and the scraper (20) is in contact with the inner wall of the first liquid storage cylinder (4).

3. The paint production and dilution device according to claim 1, characterized in that: A first rotating shaft (23) and a second rotating shaft (24) are rotatably mounted in the dilution tank (2); a plurality of first stirring rods (25) are fixed on the outer circumferential surface of the first rotating shaft (23); and a first scraper (27) is fixedly connected to the end of each first stirring rod (25).

4. The paint production and dilution device according to claim 3 is characterized in that: A plurality of second stirring rods (26) are fixed on the outer circumferential surface of the second rotating shaft (24), a second scraper (28) is fixedly connected to the end of each second stirring rod (26), and the second scraper (28) and the first scraper (27) are both in contact with the inner wall of the dilution tank (2).

5. The paint production and dilution device according to claim 1, characterized in that: A fourth motor (31) is mounted at the bottom end of the dilution tank (2); a rotating column (32) is mounted at the output end of the fourth motor (31); and the bottom end of the rotating column (32) is rotatably mounted on the bottom inner wall of the cavity support seat (1); a driving gear (33) is sleeved on the rotating column (32), and the driving gear (33) is arranged in the cavity support seat (1).

6. The paint production and dilution device according to claim 3, characterized in that: A first driven gear (29) is sleeved on the bottom end of the first rotating shaft (23), and a second driven gear (30) is sleeved on the bottom end of the second rotating shaft (24).

7. The paint production and dilution device according to claim 6, characterized in that: The first driven gear (29) and the second driven gear (30) are respectively located on both sides of the driving gear (33), and the driving gear (33) is respectively meshed with the first driven gear (29) and the second driven gear (30). A housing (34) is installed at the bottom end of the dilution tank (2), and the fourth motor (31) is arranged in the housing (34).

8. The paint production and dilution device according to claim 1, characterized in that: A liquid injection hole is provided on one side of the top of the first liquid storage cylinder (4), a liquid injection tube (21) is fixedly connected to the end of the liquid injection hole, and a liquid injection hopper (22) is connected to the top of the second liquid storage cylinder (6).