阅读说明：本技术 一种喷漆涂料搅拌装置及搅拌方法 (Paint spraying coating stirring device and stirring method ) 是由 刘建学 赵国成 孙鹏飞 于 2021-09-29 设计创作，主要内容包括：本发明公布了一种喷漆涂料搅拌装置及搅拌方法,属于机械工程领域,包括搅拌桶,所述搅拌桶内转动设置有搅拌组件,所述搅拌组件上连接有电机,所述搅拌桶内设置若干个检测涂料的检测器,若干个所述检测器之间具有高度差,所述检测器电信连接处理器；可显著提升效率、搅拌均匀度；由于外部机械结构的设计使得搅拌桶可以做多个自由度的晃动,即在支撑座往复的摆动的过程中,会使搅拌组件跟随晃动,增强了内部涂料的晃荡,加速了涂料与搅拌齿条的相对运动,使得涂料可以更好地被搅拌均匀。(The invention discloses a paint spraying stirring device and a paint spraying stirring method, which belong to the field of mechanical engineering and comprise a stirring barrel, wherein a stirring component is rotationally arranged in the stirring barrel, a motor is connected to the stirring component, a plurality of detectors for detecting paint are arranged in the stirring barrel, height differences are formed among the detectors, and the detectors are in telecommunication connection with a processor; the efficiency and the stirring uniformity can be obviously improved; because the design of outside mechanical structure makes the agitator can do the rocking of a plurality of degrees of freedom, at the reciprocating wobbling in-process of supporting seat promptly, can make the stirring subassembly follow and rock, strengthened the shaking of inside coating, accelerated the relative motion of coating with the stirring rack for coating can be stirred the homogeneity better.)

1. The utility model provides a paint spraying stirring device, includes agitator (10), its characterized in that: a stirring assembly (11) is rotatably arranged in the stirring barrel (10), a motor is connected to the stirring assembly (11), a plurality of detectors (114) for detecting the coating are arranged in the stirring barrel (10), height differences exist among the detectors (114), and the detectors (114) are in telecommunication connection with a processor;

pin hub connection supporting seat (13) on the lateral surface of agitator (10), supporting seat (13) downside sets up base (14), supporting seat (13) with the activity sets up connecting piece (15) between base (14), be connected with the driving source that drive supporting seat (13) and agitator (10) swing rocked on connecting piece (15), agitator (10) rocks and makes the stirring.

2. A paint stirring apparatus as claimed in claim 1, wherein: the stirring assembly (11) comprises a connecting part (111) which is rotatably arranged between the stirring barrels (10), and a plurality of first stirring parts (112) which are scattered upwards and second stirring parts (113) which are vertically upwards are fixedly arranged at the top of the connecting part (111).

3. A paint stirring apparatus as claimed in claim 2, wherein: the first stirring piece (112) is an arc-shaped rod piece, and upward protrusions (114) are arranged on the first stirring piece (112) and the second stirring piece (113).

4. A paint stirring apparatus as claimed in claim 3, wherein: a sealing cover (16) is arranged at the top of the stirring barrel (10), an antenna (17) is fixedly arranged at the top of the detector (114), and the antenna (17) upwards penetrates through the sealing cover (16) and is fixedly connected with the sealing cover (16).

5. The paint stirring apparatus as claimed in claim 4, wherein: the connecting piece (15) comprises a cylindrical rod (151) and a round ball (152), the cylindrical rod (151) and the round ball (152) are fixed together, the round ball (152) is fixedly arranged below the cylindrical rod, a connecting table (141) which is in rotating fit with the round ball (152) is arranged on the top surface of the base (14),

the surface of the round ball (152) is provided with a jack (153) with an outward opening, the central axis of the jack (153) penetrates through the center of the round ball (152) and is located on the same vertical plane with the supporting seat (13), a detachable plug-in driving shaft (18) is arranged in the jack (153), and the driving shaft (18) is fixedly connected with a driving source.

6. The paint stirring apparatus as claimed in claim 4, wherein: connecting piece (15) are the member, the top of connecting piece (15) with mutual fixed connection between supporting seat (13), the lower extreme of connecting piece (15) with be connected with the pivot between base (14), the pivot with connecting piece (15) reciprocal anchorage, and be connected with the driving source.

7. The paint stirring apparatus as claimed in claim 4, wherein: connecting piece (15) is the member, the top of connecting piece (15) with mutual fixed connection between supporting seat (13), the lower extreme of connecting piece (15) with connect with the pivot between base (14), the top of base (14) sets up driving seat (19), it sets up flywheel (20) to rotate on driving seat (19), flywheel (20) orientation fixed setting is dialled round pin (21) in the one side of supporting seat (13), set up on the side of supporting seat (13) with dial round pin (21) gliding spout (22) mutually, the driving source with flywheel (20) are connected.

8. A stirring method using the paint stirring apparatus according to any one of claims 1 to 7, wherein: the method comprises the following steps:

step 1: setting parameters such as concentration threshold value, motor rotating speed and the like in a processor;

a. establishing a stirrer numerical simulation model by using fluid simulation software: selecting water as a stirring medium; setting the raw material of the coating as a main phase and water as an auxiliary phase, solving a numerical model of the stirrer to obtain a concentration threshold value, wherein a basic equation for solving is as follows:

1) conservation of mass equation

2) Equation of conservation of momentum

3) Turbulence model flow equation (using RNG k-epsilon model)

b. The basic formula of motor power and rotating speed is as follows:solving the rotating speed of the motor;

step 2: pouring the raw material of the coating into a stirring barrel (10);

and step 3: the control connecting piece (15) is connected with a driving source to start, and a motor connected with the stirring assembly (11) is controlled to start; when a motor connected with the stirring component (11) is started, the stirring component (11) is driven to rotate to stir the coating, when a driving source connected with the connecting piece (15) is started, the supporting seat (13) is driven to swing in a reciprocating manner, and the supporting seat (13) drives the stirring barrel (10) to swing in a reciprocating manner, so that the stirring barrel (10) and the supporting seat (13) swing relatively; so as to enhance the sloshing of the internal coating, accelerate the relative movement of the coating and the stirring component (11), and ensure that the coating is stirred uniformly;

and 4, step 4: when the signals sent by the detectors (114) are all close to the coating concentration threshold value initially set by the processor, the processor feeds the signals back to the whole stirring system, so that the device gradually stops working, the motor connected with the stirring component (11) and the driving source connected with the connecting piece (15) synchronously stop working, and the whole device gradually stabilizes.

Technical Field

The invention belongs to the field of mechanical engineering, and particularly relates to a paint spraying and coating stirring device and a stirring method.

Background

Coating stirrer is a mechanical structure device that forms even coating with raw and other materials stirring, in the mill, it is artifical and the work mixed mode of machine cooperation to have a very big part to use, also some exclusive use machines stir, the cost of labor has significantly reduced, it improves to have different rabbling mechanisms such as stirring sword, devices such as puddler to have partial patent to adopt to this mode, work efficiency has been improved, in addition, there is some patent to select to start from coating itself, some materials have been added in the coating, make better stirring coating, high efficiency.

For example, patent document 200610036625.9 discloses an environment-friendly dry powder paint and a preparation method thereof, which mainly improves the paint itself to improve the stirring efficiency; a comparison document 201810867265.X discloses a powder coating material preparing device for spray painting, and a comparison document 201821568359.9 discloses a coating material stirring apparatus in which the coating material is stirred more uniformly; comparison document 201810099211.3 discloses a decorative paint stirring device, comparison document 201821816373.6 discloses a paint stirring machine which is convenient for paint stirring to be uniform and easy for collecting impurities, the above comparison documents have improvements to stirring equipment and also to paint itself, but do not solve the technical problems in the present application.

During the operation of the stirrer, factors influencing the stirring efficiency include paint components, a stirring device and a mechanical structure outside the stirring barrel. As disclosed in patent document 200610036625.9, the present invention is only directed to the improvement and invention of the internal components of the mixer or the paint itself, and is not directed to the innovation of the external structure of the mixer, and is not provided with a special device. Besides, the device for detecting the uniformity of the coating in the stirrer is fresh. The disadvantages are as follows:

1. only the stirring device in the stirring barrel is improved, and the full matching of various coatings and the stirring device is not fully considered; conventionally, only one rotating stirrer is used, and the coating inside the stirring barrel is not uniform in this way. Because the high density coating components are distributed around the periphery and the low density components are closer to the middle area under centrifugation.

2. How to detect whether the coating is stirred uniformly or not is not fully considered, and the data of the coating uniformity cannot be obtained in real time, so that the defects that the coating is not stirred uniformly or the time and the electric energy are wasted due to stirring transition, the cost is increased and the like can occur;

3. the stirring device has a complex internal structure and is inconvenient to clean and maintain.

Disclosure of Invention

The invention aims to solve the problems and provides a paint spraying and stirring device and a paint spraying and stirring method, which have the advantages that the stirring efficiency is improved, the stirring cutter efficiency is detected in real time, and the paint is stirred more uniformly.

In order to realize the purpose, the invention adopts the technical scheme that: a paint spraying and stirring device comprises a stirring barrel, wherein a stirring assembly is rotationally arranged in the stirring barrel, a motor is connected onto the stirring assembly, a plurality of detectors for detecting paint are arranged in the stirring barrel, height differences exist among the detectors, and the detectors are in telecommunication connection with a processor;

the supporting seat is connected to a pin shaft on the outer side face of the stirring barrel, the base is arranged on the lower side of the supporting seat, a connecting piece is movably arranged between the supporting seat and the base, a driving source for driving the supporting seat and the stirring barrel to swing is connected to the connecting piece, and the stirring barrel swings to enable stirring to be uniform.

As a further improvement of the technical scheme, the stirring assembly comprises a connecting part which is rotatably arranged between the stirring barrels, and a plurality of first stirring parts which are scattered upwards and second stirring parts which are vertically upwards are fixedly arranged at the top of the connecting part.

As a further improvement of the above technical solution, the first stirring member is an arc-shaped rod member, and the first stirring member and the second stirring member are provided with upward protrusions.

As a further improvement of the above technical solution, a sealing cover is disposed on the top of the stirring barrel, an antenna is fixedly disposed on the top of the detector, and the antenna upwardly penetrates through the sealing cover and is fixedly connected with the sealing cover.

As a further improvement of the technical proposal, the connecting piece comprises a cylindrical rod and a ball fixedly arranged below the cylindrical rod which are fixed together, the top surface of the base is provided with a connecting platform which is rotationally matched with the ball,

the ball is provided with the outside jack of opening on the surface, the central axis of jack passes the centre of sphere of ball, and with the supporting seat is in same vertical plane, detachable grafting drive shaft in the jack, drive shaft and drive source fixed connection.

As a further improvement of the above technical solution, the connecting piece is a rod piece, the top of the connecting piece and the supporting seat are fixedly connected with each other, the lower end of the connecting piece and the base are connected with each other through a rotating shaft, and the rotating shaft is fixed with the connecting piece and connected with the driving source.

As a further improvement of the above technical scheme, the connecting piece is a rod piece, the top of the connecting piece with mutual fixed connection between the supporting seats, the lower extreme of the connecting piece with be connected with the pivot between the base, the top of base sets up the driving seat, it sets up the flywheel to rotate on the driving seat, the flywheel orientation the fixed stirring pin that sets up in the one side of supporting seat, set up on the side of supporting seat with the gliding spout of stirring pin mutually, the driving source with the flywheel is connected.

As a further improvement of the technical scheme, the stirring method of the paint spraying and stirring device comprises the following steps:

step 1: setting parameters such as concentration threshold value, motor rotating speed and the like in a processor;

c. establishing a stirrer numerical simulation model by using fluid simulation software: selecting water as a stirring medium; setting the raw material of the coating as a main phase and water as an auxiliary phase, solving a numerical model of the stirrer to obtain a concentration threshold value, wherein a basic equation for solving is as follows:

1) conservation of mass equation

3) Equation of conservation of momentum

3) Turbulence model flow equation (using RNG k-epsilon model)

d. The basic formula of motor power and rotating speed is as follows:solving the rotating speed of the motor;

step 2: pouring the raw materials of the coating into a stirring barrel;

and step 3: the control connecting piece is connected with the driving source to be started, and the motor connected with the stirring assembly is controlled to be started; when a motor connected with the stirring assembly is started, the stirring assembly is driven to rotate to stir the coating, and when a driving source connected with the connecting piece is started, the supporting seat is driven to swing in a reciprocating manner, so that the supporting seat drives the stirring barrel to swing in a reciprocating manner, and the stirring barrel and the supporting seat are relatively shaken; so as to enhance the sloshing of the internal coating, accelerate the relative movement of the coating and the stirring component and ensure that the coating is uniformly stirred;

and 4, step 4: when the signals sent by the detectors are similar to the coating concentration threshold value initially set by the processor, the processor feeds the signals back to the whole stirring system, so that the device gradually stops working, the motor connected with the stirring assembly and the driving source connected with the connecting piece synchronously stop working, and the whole device gradually stabilizes.

The invention has the beneficial effects that:

1. the invention provides a paint spraying stirring device and a stirring method, which can obviously improve the efficiency and the stirring uniformity; due to the design of an external mechanical structure, the stirring barrel can shake in multiple degrees of freedom, namely in the reciprocating swinging process of the supporting seat, the stirring assembly can shake along with the supporting seat, so that the shaking of the internal coating is enhanced, the relative movement of the coating and the stirring rack is accelerated, and the coating can be stirred uniformly;

2. the energy consumption and the time consumption can be greatly reduced, and the manpower is reduced; because the sensor structure is added, the threshold value can be set on a computer, when signals sent by the three detectors positioned at different positions are all similar to the threshold value, the computer can feed the signals back to the whole stirring system, so that the device stops working gradually, the manual operation is reduced, the energy consumption is saved, and the situation that excessive redundant stirring is not in accordance with the energy consumption saving concept is prevented;

3. the efficiency and the stirring uniformity can be obviously improved; because in the work, the first piece of stirring is around the flow field speed very fast, and local pressure undersize, under the effect of coating gravity, centrifugal force and pressure, the coating can better with the first piece of stirring couple, strengthened the stirring effect, the bellying on the first piece of stirring simultaneously can the broken solid-state coating, can increase the area of contact of stirring rack and coating, the piece is stirred to a second that central authorities increase also can be favorable to intensive mixing coating, the better degree of consistency of assurance coating stirring.

Drawings

FIG. 1 is a schematic cross-sectional view of a first embodiment of the present invention;

FIG. 2 is a schematic overall structure diagram of the first embodiment of the present invention;

FIG. 3 is a schematic structural view of the stirring assembly;

FIG. 4 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 5 is a schematic structural diagram of embodiment 3 of the present invention;

FIG. 6 is a graph of motor speed versus power.

The text labels in the figures are represented as: 10. a stirring barrel; 11. a stirring assembly; 111. a connecting portion; 112. a first stirring member; 113. a second stirring member; 114. a boss portion; 12. a detector; 13. a supporting seat; 14. a base; 141. a connecting table; 15. a connecting member; 151. a cylindrical rod; 152. a ball; 153. a jack; 16. sealing the cover; 17. an antenna; 18. a drive shaft; 19. a transmission seat; 20. a flywheel; 21. a toggle pin; 22. a chute.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

Example 1:

as shown in the attached fig. 1-5, as a specific embodiment of the present invention, the specific structure of the present invention is: a paint spraying coating stirring device comprises a stirring barrel 10, wherein the stirring barrel 10 is a cylindrical barrel with an opening at the upper side, a stirring component 11 is rotationally arranged in the stirring barrel 10, a motor is connected onto the stirring component 11, the motor drives the stirring component 11 to rotate to stir paint in the stirring barrel 10, a closed seat is fixedly arranged on the bottom surface of the stirring barrel 10, the motor is fixedly arranged on a driving seat, the motor and the stirring component 11 are in transmission connection through a bevel gear, a plurality of detectors 12 for detecting paint are arranged in the stirring barrel 10, height differences exist among the detectors 12, namely the detectors 12 are sequentially arranged from top to bottom, so that the detectors 12 can test the paint concentration at each height, in the embodiment, the detectors 12 are three at the top, the detectors 12 are in telecommunication connection with a processor, the processor in the embodiment is a computer, the stirring device is mainly used for transmitting signals to a computer, and the computer receives the signals and then controls the motion state of the whole stirring device;

the pin shaft on the lateral surface of the stirring barrel 10 is connected with a supporting seat 13, the supporting seat 13 is forked, the stirring barrel 10 and the supporting seat 13 can swing mutually, the supporting seat 13 swings in the vertical plane of the plane where the two fork rods of the supporting seat 13 are located when swinging, random and irregular swinging cannot be realized, in the swinging process, the supporting seat 13 is driven by a driving source to swing in an active reciprocating mode, the stirring barrel 10 swings along with the supporting seat 13 under the driving of the supporting seat 13, so that the liquid level of the coating in the stirring barrel 10 is continuously adjusted, a base 14 is arranged on the lower side of the supporting seat 13, a connecting piece 15 is movably arranged between the supporting seat 13 and the base 14, the driving source for driving the swinging of the connecting piece 15 is connected onto the connecting piece 15, and the driving source mainly drives the connecting piece 15 or the supporting seat 13 to swing relative to the base 14, and when the supporting seat 13 swings, the stirring component 11 can be driven to swing along with the supporting seat, so that the shaking of the internal coating is enhanced, the relative motion of the coating and the stirring rack is accelerated, and the coating can be stirred uniformly.

As shown in the attached fig. 1, 3, 4 and 5 of the specification, the method is further optimized on the basis of the embodiment: the stirring assembly 11 comprises a connecting part 111 which is rotatably arranged with the stirring barrel 10, the connecting part 111 is a cylindrical rod, the connecting part 111 is rotatably arranged on the bottom wall of the stirring barrel 10 and penetrates through the bottom wall of the stirring barrel 10, a motor connected with the stirring assembly 11 is directly connected with the connecting part 111 for driving, a sealing rubber ring is arranged between the connecting part 111 and the stirring barrel 10 for preventing paint in the stirring barrel 10 from leaking, a plurality of first stirring parts 112 which are scattered upwards and second stirring parts 113 which are vertically upwards are fixedly arranged at the top of the connecting part 111, the first stirring parts 112 are arc-shaped rod pieces, a plurality of upwards convex parts 114 are arranged on the first stirring parts 112 and the second stirring parts 113, the convex parts 114 are sharp teeth, when a computer sends a machine starting signal, the motor connected with the stirring assembly 11 starts to work for driving the first stirring parts 112 and the second stirring parts 113 to rotate, vortex is formed above the coating, the local pressure intensity is reduced, the coating is gathered towards the middle of the stirring barrel 10 under the action of the pressure intensity, the contact between the coating and the first stirring piece 112 is increased, and the stirring efficiency is improved; meanwhile, the convex part 114 on the first stirring part 112 can crush the solid paint, and the contact area between the first stirring part 112 and the paint can be increased; the second stirring part 113 is additionally arranged in the center of the first stirring part 112, so that the coating can be fully stirred, and the stirring uniformity of the coating can be better ensured.

As shown in the attached fig. 1, 2, 4 and 5 of the specification, the method is further optimized on the basis of the embodiment: the top of the stirring barrel 10 is provided with a sealing cover 16, the sealing cover 16 is in threaded connection with the stirring barrel 10, a handle convenient for opening the sealing cover 16 is fixedly arranged at the top of the sealing cover 16, an antenna 17 is fixedly arranged at the top of the detector 12, the antenna 17 upwards penetrates through the sealing cover 16 and is fixedly connected with the sealing cover 16, and one end, located on the outer side of the sealing cover 16, of the antenna 17 is mutually transmitted and fed back with a computer through wireless signals.

As shown in the attached figure 1 of the specification, the method is further optimized on the basis of the embodiment: the connecting member 15 comprises a cylindrical rod 151 and a ball 152 fixedly arranged below the cylindrical rod 151, the top surface of the base 14 is provided with a connecting platform 141 rotatably matched with the ball 152, after the ball 152 is buckled in the connecting platform 141, the connecting member 15 can swing relative to the connecting platform 141,

the surface of the sphere 152 is provided with a jack 153 with an outward opening, the jack 153 is a groove with edges, that is, the cross section of the jack 153 is polygonal, in this embodiment, it is hexagonal, the central axis of the jack 153 passes through the center of the sphere 152 and is in the same vertical plane with the support base 13, so that the connection member 15 can normally rotate in the connection table 141, the jack 153 is detachably inserted with the driving shaft 18, the driving shaft 18 is fixedly connected with the driving source, in this embodiment, the driving source is a servo motor, continuous forward and reverse rotation switching is realized by computer control, when the servo motor is started, the driving shaft 18 is driven to rotate, when the driving shaft 18 rotates, the sphere 152 is driven to rotate, and then the connection member 15, the support base 13 and the detector 12 can be driven to rotate, when the servo motor reversely rotates, the driving connecting piece 15, the supporting seat 13 and the detector 12 rotate reversely, and the continuous reversing can realize reciprocating swing.

Example 2:

as shown in fig. 4 in the specification, compared with embodiment 1, in this embodiment, the connecting member 15 is a rod, the top of the connecting member 15 is fixedly connected to the supporting seat 13, the lower end of the connecting member 15 is connected to the base 14 through a rotating shaft, which is a hinge connection used in this embodiment, the rotating shaft is fixed to the connecting member 15 and connected to a driving source, which is also a servo motor in this embodiment, and the servo motor drives the connecting member 15, the supporting seat 13, and the detector 12 to swing back and forth when the servo motor can directly rotate back and forth.

Example 3:

as shown in fig. 5, compared with embodiment 2, in this embodiment, the connecting member 15 is a rod, the top of the connecting member 15 and the supporting seat 13 are fixedly connected to each other, the lower end of the connecting member 15 and the base 14 are connected by a rotating shaft, in this embodiment, a hinge is used for connection, a transmission seat 19 is disposed at the top of the base 14, a flywheel 20 is rotatably disposed on the transmission seat 19, a toggle pin 21 is fixedly disposed on a surface of the flywheel 20 facing the supporting seat 13, a sliding slot 22 sliding with the toggle pin 21 is disposed on a side surface of the supporting seat 13, a crank-rocker mechanism is formed between the supporting seat 13 and the flywheel 20, when the flywheel 20 rotates, the supporting seat 13 is directly driven to swing back and forth, the driving source is connected to the flywheel 20, in this embodiment, the driving source is a common motor, the motor drives the flywheel 20 through a belt for transmission.

The stirring method of the paint spraying stirring device comprises the following steps:

step 1: setting parameters such as concentration threshold, motor speed and the like in a computer;

a. simulation research shows that the flow field around the rack has high speed and small local pressure, and the coating can be better coupled with the rack under the action of the gravity, centrifugal force and pressure of the coating, so that the stirring effect is enhanced; establishing a stirrer numerical simulation model by combining a rotating mechanical principle in a FLUENT user manual, establishing a dynamic grid model in ICEM CFD professional grid software, and selecting water as a stirring medium in FLUENT numerical calculation software; the raw material of the coating is set as a main phase, water is set as an auxiliary phase, a numerical model of the stirrer is solved through a two-phase flow Euler model, a turbulence model and a SIMPLE algorithm in FLUENT together to obtain a concentration threshold value, the stirring work efficiency of the first stirring part 112 during stirring can be obtained through calculation, and the solving basic equation is as follows:

1) conservation of mass equation

2) Equation of conservation of momentum

3) Turbulence model flow equation (using RNG k-epsilon model)

b. Developing a program based on an expression of the power and the rotating speed of the motor and using the program for the work of the motor; meanwhile, based on a sensor wireless signal transmission theory, a sensor-motor-stirring equipment integrated closed-loop system is formed, and when a signal transmitted by a sensor reaches a preset threshold value, the whole system starts to slow down the working speed until the working speed stops;

the basic formula of motor power and rotating speed is as follows:solving the rotating speed of the motor;

wherein P is rated power (KW), T is rated torque (N.m), and n is rated rotating speed (min/rpm)

The motor speed and power curve (as shown in figure 6 of the specification) can be obtained by the formula, design calculation is carried out according to the curve, and motor parameters are configured;

step 2: pouring the raw materials of the coating into the stirring barrel 10, and slowly pouring the raw materials in the pouring process to reduce bubbles in the coating;

and step 3: the control connecting piece 15 is connected with a driving source for starting, and controls a motor connected with the stirring assembly 11 to start; when a motor connected with the stirring assembly 11 is started, the stirring assembly 11 is driven to rotate to stir the coating, when a driving source connected with the connecting piece 15 is started, the supporting seat 13 is driven to swing in a reciprocating manner, and the supporting seat 13 drives the stirring barrel 10 to swing in a reciprocating manner, so that the stirring barrel 10 and the supporting seat 13 swing relatively; the free liquid level of the coating can be continuously adjusted in the swinging process, the relative motion between the coating and the first stirring part 112 is enhanced, the shaking of the coating in the coating is enhanced, the relative motion between the coating and the stirring component is accelerated, the coating can be stirred uniformly, and the stirring efficiency is improved;

and 4, step 4: when the signals sent by the detectors 12 are all close to the coating concentration threshold value initially set by the computer, the computer feeds the signals back to the whole stirring system, so that the device gradually stops working, the motor connected with the stirring component 11 and the driving source connected with the connecting piece 15 synchronously stop working, and when the motor stops working, the motor can slowly stop shaking along with inertia; the whole device is stable gradually, and the coating can be taken out after the device is stable.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.