KR20130006867A - Painting system - Google Patents

Abstract

PURPOSE: A painting system is provided to improve accuracy and precision of a painting work by controlling the flow of a main component and a hardening agent and the pressures of pumps by a control unit. CONSTITUTION: A painting system comprises a main component storage tank(10m), a hardening agent storage tank(10h), two pumps(121,122), two mixers(131,132), four spray guns(141-144), four spray gun pressure regulators(154-155), and a control unit. The main component tank stores the main component. The hardening agent storage tank stores the hardening agent. The pumps respectively discharge the main components and the hardening agent. The mixer mixes the base material and the hardener by corresponding to the pumps. The spray guns are respectively connected to the mixers. The control unit controls the flow of the main component and the hardening agent and the operation pressures of the pump according to the operation mode. [Reference numerals] (10h) Hardening agent storage tank; (10m) Main component storage tank; (111h) First hardening agent inlet part; (111m) First main component inlet part; (112h) Second hardening agent inlet part; (112m) Second main component inlet part; (121) First pump; (122) Second pump; (131) First mixer; (132) Second mixer; (141) First spraying gun; (142) Second spraying gun; (143) Third spraying gun; (144) Fourth spraying gun; (15) Control part

Description

Painting system {Painting system}

The present invention relates to a coating system, and more particularly, to a coating system in which a main ingredient and a curing agent are mixed.

In coating systems, in recent years, a lot of main-hardener mixed coating systems are used which can minimize the use of solvents (eg thinners) in an environmentally friendly manner. For example, it is widely used for ships.

As described above, in a coating system (commonly referred to as a two-component coating system) using a mixture of a main agent and a hardener, conventionally, the following problems are encountered.

First, the main material and the hardener are manually mixed by the operator and put into the inlet of the one-component pump, so that the accuracy and precision of the painting work is reduced, and the premixed paint must be discarded.

Second, due to the difficulty in the implementation of automation, the accuracy and precision of the painting work is reduced.

Third, only a single pump is used in one paint system and no more than three high pressure spray guns can be used in one pump in relation to the allowable pressure and flow rate of the pump, so only up to two spray guns in a paint system Can be used. Therefore, the time of painting operation becomes relatively long.

Embodiments of the present invention, in a coating system using a mixture of the subject and the curing agent, to provide a coating system that can improve the accuracy and precision of the painting work, and reduce the time of painting work.

According to an aspect of the present invention, a coating system for mixing a main material and a curing agent, the coating system including a main storage tank, a hardener storage tank, a plurality of pumps, a plurality of mixers, a plurality of spray guns, and a control unit This may be provided.

The subject is stored in the subject storage tank. The hardener is stored in the hardener storage tank.

The plurality of pumps discharge the master from the main storage tank and the curing agent from the curing agent storage tank, respectively.

The plurality of mixers, in correspondence with each of the plurality of pumps, mixes a main agent and a curing agent discharged from each of the plurality of pumps.

The plurality of spray guns are connected in plurality for each of the plurality of mixers.

The control unit controls the operating pressure of the plurality of pumps and the flow of the main body and the hardener according to the operation mode.

The apparatus may further include a hot water heater and a hot water circulation pump configured to circulate hot water from the hot water heater to the outer walls of the main storage tank and the hardener storage tank.

The controller may control the hot water heater so that the temperature of the hot water heater is equal to a user set temperature by receiving a temperature signal from the hot water heater.

In addition, it is provided between each of the plurality of mixers and each of the plurality of injection guns, to provide a pressure signal of each of the plurality of injection guns to the control unit, according to the target pressure from the control unit The apparatus may further include a plurality of spray gun pressure regulators that adjust pressure of each of the spray guns.

The apparatus may further include a main tank sensor unit having a sensor for detecting an amount of the main material filled in the main storage tank, and a hardener tank sensor unit having a sensor for detecting the amount of the curing agent filled in the curing agent storage tank. have.

In addition, the control unit may display the amount of the main agent and the amount of the hardener according to the signals from the main tank sensor unit and the hardener tank sensor unit, and generate an alarm signal when the amount of the main or hardener reaches the lower limit.

In addition, a plurality of pumps are provided in each of the plurality of pumps to provide a pressure signal of each of the plurality of pumps to the control unit, and adjust the operating pressure of each of the plurality of pumps according to a target pressure from the control unit. The pressure regulator may further include.

In addition, as the main heating unit and the curing agent heating unit are provided between each of the plurality of pumps and each of the plurality of mixers, and operating temperature signals of the main heating unit and the curing agent heating unit are provided to the control unit, The operating temperatures of the main heating unit and the curing agent heating unit may be displayed.

In addition, as the main sensor unit and the curing agent sensor unit are provided between each of the plurality of pumps and each of the plurality of mixers, temperature signals and pressure signals of the main sensor unit and the curing agent sensor unit are provided to the controller. The control unit displays the temperature and pressure of the main body and the curing agent from each of the plurality of pumps, and the control unit stops the operation of the pump corresponding to the case where the temperature or the pressure of the main body and the curing agent reaches an upper limit value or a lower limit value. Can be.

According to embodiments of the present invention, the following effects can be obtained.

First, under the control of the control unit, the subject from the subject storage tank and the curing agent from the curing agent storage tank are mixed in each of the mixers through each of the pumps, so that the operator can preview the subject and the curing agent as in the prior art. There is no need to mix and draw into the pump. Therefore, the accuracy and precision of the painting work can be improved. In addition, it is not a method of discarding the remaining paint after mixing in advance, it is a method of mixing and using in real time, the paint can be reduced.

Second, since the control unit controls the operating pressure of the plurality of pumps and the flow of the subject and the curing agent according to the operation mode, the accuracy and precision of the painting operation can be improved by automation.

Third, since the plurality of pumps and a plurality of mixers corresponding thereto are used, a plurality of the injection guns may be used in relation to the allowable pressure of the pump. Therefore, the time of painting operation becomes relatively short.

In conclusion, according to embodiments of the present invention, the accuracy and precision of the painting work can be improved, and the time for painting work can be reduced.

1 is a block diagram showing a first embodiment of the construction of the coating system of the present invention.
Fig. 2 is a block diagram showing a second embodiment of the construction of the coating system of the present invention.
3 is a block diagram showing a third embodiment of the construction of the coating system of the present invention.

The following description and the annexed drawings are for understanding the operation according to the present invention, and a part that can be easily implemented by those skilled in the art may be omitted.

In addition, the specification and drawings are not provided to limit the invention, the scope of the invention should be defined by the claims. Terms used in the present specification should be interpreted as meanings and concepts corresponding to the technical spirit of the present invention so as to best express the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

1 shows a first embodiment of the construction of the coating system of the present invention.

Referring to FIG. 1, the first embodiment of the coating system of the present invention is a main storage tank 10m, a hardener storage tank 10h, two pumps 121 and 122, two mixers 131 and 132. ), Four injection guns 141-144, four injection gun pressure regulators 151-154, and a controller 15.

In FIG. 1, the thick arrows indicate the flow of the main or hardener, and the dashed arrows indicate electrical signals, eg control signals or sense signals.

Reference numerals 111m and 112m in FIG. 1 indicate subject inlets. Reference numerals 111h and 112h also denote hardener inlets.

The subject is stored in the subject storage tank 10m.

The hardener is stored in the hardener storage tank 10h.

Each of the two pumps 121, 122 discharges the master from the main storage tank 10m and the hardener from the curing agent storage tank 10h, respectively.

The two mixers 131, 132, in correspondence with each of the two pumps 121, 122, mix the master and the curing agent discharged from each of the two pumps 121, 122.

In relation to the allowable pressure of the pump, four injection guns 141-144 are connected two for each of the two mixers 131, 132.

In addition, each of the four spray gun pressure regulators 151-154 is installed between each of the two mixers 131, 132 and each of the four spray guns 141-144, such that the four spray guns 141 are installed. To 144) each pressure signal is provided to the controller 15, and the pressure of each of the four injection guns 141 to 144 is adjusted according to the target pressure from the controller 15. Here, the target pressure means a pressure corresponding to the user set pressure.

The control unit 15 controls the operating pressure of the two pumps 121 and 122, the flow of the main and the hardeners, and the four spray gun pressure regulators 151 to 154 according to the operation mode.

According to the first embodiment of the present invention as described above, the following effects can be obtained.

First, under control of the controller 15, the master from the main storage tank 10m and the curing agent from the curing agent storage tank 10h are mixed in each of the mixers 131 and 132 through the pumps 121 and 122, respectively. This eliminates the need for the operator to premix the subject and the hardener into the pump as in the prior art. Therefore, the accuracy and precision of the painting work can be improved. In addition, it is not a method of discarding the remaining paint after mixing in advance, it is a method of mixing and using in real time, the paint can be reduced.

 Second, since the control unit 15 controls the operating pressure and the flow of the main body and the curing agent of the pumps 121 and 122 according to the operation mode, the accuracy and precision of the painting operation can be improved by automation.

Third, since two pumps 121 and 122 and two corresponding mixers 131 and 132 are used, four injection guns 141 to 144 may be used in relation to the allowable pressure of the pump. . Therefore, the time of painting operation becomes relatively short.

In conclusion, according to the first embodiment of the present invention, the accuracy and precision of the painting work can be improved, and the time of painting work can be reduced.

Figure 2 shows a second embodiment of the construction of the coating system of the present invention.

Referring to FIG. 2, a second embodiment of the coating system of the present invention comprises a main storage tank 20m, a hardener storage tank 20h, three pumps 221-223, three mixers 231-233. ), Six injection guns 241-246, six injection gun pressure regulators 251-256, and a controller 25.

In Fig. 2, the thick arrows indicate the flow of the main or hardener, and the dashed arrows indicate electrical signals, for example control signals or sensing signals.

Reference numerals 211m to 213m in FIG. 2 indicate subject inlets. Also, reference numerals 211h to 213h denote hardener inlets.

The subject is stored in the subject storage tank 20m.

The hardener is stored in the hardener storage tank 20h.

Each of the three pumps 221 to 223 discharges the master from the main storage tank 20m and the curing agent from the curing agent storage tank 20h, respectively.

The three mixers 231-233 mix the hardener and the main discharged from each of the three pumps 221-223, corresponding to each of the three pumps 221-223.

In relation to the allowable pressure of the pump, the six injection guns 241-246 are connected two for each of the three mixers 231-233.

In addition, each of the six injection gun pressure regulators 251-256 is installed between each of the three mixers 231-233 and each of the six injection guns 241-246, so that the six injection guns 241 are provided. To 246) each pressure signal is provided to the controller 25, and the pressure of each of the six injection guns 241 to 246 is adjusted according to the target pressure from the controller 25.

The control unit 25 controls the operating pressure of the three pumps 221 to 223, the flow of the main and the curing agent, and the six spray gun pressure regulators 251 to 256 according to the operation mode.

According to the second embodiment of the present invention as described above, the following effects can be obtained.

First, under control of the control unit 25, the master from the main storage tank 20m and the curing agent from the curing agent storage tank 20h are mixed in each of the mixers 231 through 233 through each of the pumps 221 through 223. This eliminates the need for the operator to premix the subject and the hardener into the pump as in the prior art. Therefore, the accuracy and precision of the painting work can be improved.

Second, since the control unit 25 controls the operating pressure and the flow of the pumps 221 to 223 and the curing agent according to the operation mode, the accuracy and precision of the painting operation can be improved by automation.

Third, since three pumps 221 to 223 and three mixers 231 to 233 corresponding thereto are used, six injection guns 241 to 246 may be used in relation to the allowable pressure of the pump. . Therefore, the time of painting operation becomes relatively short.

In conclusion, according to the second embodiment of the present invention, the accuracy and precision of the painting work can be improved, and the time of painting work can be reduced.

Figure 3 shows a third embodiment of the construction of the coating system of the present invention.

Referring to FIG. 3, a third embodiment of the coating system of the present invention comprises a main storage tank 30m, a hardener storage tank 30h, two pumps 321, 322, two mixers 331, 332. ), Four injection guns 341 to 344, four injection gun pressure regulators 351 to 354, and a control unit 35.

In Fig. 3, the thick arrows indicate the flow of the main or hardener, and the dashed arrows indicate the electrical signals, for example control signals or sense signals.

Reference numerals 311m and 312m in FIG. 3 indicate subject inlets. Also, reference numerals 311h and 312h denote hardener inlets.

The subject is stored in the subject storage tank 30m.

The hardener is stored in the hardener storage tank 30h.

Each of the two pumps 321, 322 discharges the master from the master storage tank 30m and the curing agent from the curing agent storage tank 30h, respectively.

The two mixers 331, 332 mix the base and the hardener discharged from each of the two pumps 321, 322, corresponding to each of the two pumps 321, 322.

In relation to the allowable pressure of the pump, four injection guns 341 to 344 are connected two for each of the two mixers 331, 332.

Additionally, each of the four spray gun pressure regulators 351-354 is installed between each of the two mixers 331, 332 and each of the four spray guns 341-344, so that four spray guns 341 are provided. 344) each pressure signal is provided to the control unit 35, and the pressure of each of the four injection guns 341 to 344 is adjusted according to the target pressure from the control unit 35.

The control unit 35 controls the operating pressure of the two pumps 321, 322, the flow of the main and the hardener, and the four injection gun pressure regulators 351-354 according to the operating mode.

According to the third embodiment of the present invention as described above, the following effects can be obtained.

First, under control of the control unit 35, the master from the main storage tank 30m and the curing agent from the curing agent storage tank 30h are mixed in each of the mixers 331, 332 through the pumps 321, 322, respectively. This eliminates the need for the operator to premix the subject and the hardener into the pump as in the prior art. Therefore, the accuracy and precision of the painting work can be improved.

Second, since the control unit 35 controls the operating pressure and the flow of the main pump and the hardener of the pumps 321 and 322 according to the operation mode, the accuracy and precision of the painting operation can be improved by automation.

Third, since two pumps 321 and 322 and two corresponding mixers 331 and 332 are used, four injection guns 341 to 344 can be used in relation to the allowable pressure of the pump. . Therefore, the time of painting operation becomes relatively short.

In conclusion, according to the third embodiment of the present invention, the accuracy and precision of the painting work can be improved, and the time for painting work can be reduced. Furthermore, the third embodiment of the present invention has the following additional components as compared to the first embodiment. Such additional components can further improve the accuracy and precision of the painting control.

In the third embodiment of FIG. 3, a hot water heater 36a and a hot water circulation pump 36b are further included. The hot water circulation pump 36b circulates the hot water from the hot water heater 36a to the outer walls of the main storage tank 30m and the hardener storage tank 30h.

The control part 35 receives the temperature signal from the hot water heater 36a, and controls the hot water heater 36a so that the temperature of the hot water heater 36a may be equal to the user set temperature.

Moreover, the control part 35 receives the pressure signal from the hot water circulation pump 36b, and controls the hot water circulation pump 36b so that the pressure of the hot water circulation pump 36b may be equal to a user set pressure.

Thus, the temperature of the main body and the curing agent can be properly maintained regardless of the ambient temperature.

In addition, in the third embodiment of FIG. 3, the main tank sensor part 35m and the hardener tank sensor part 35h are further included.

The main tank sensor unit 35m is provided with a sensor for sensing the amount of the main filling in the main storage tank 30m. The hardener tank sensor unit 35h is provided with a sensor for detecting the amount of the hardener filled in the hardener storage tank 30h.

The control unit 35 displays the amount of the main agent and the amount of the hardener in accordance with the signals from the main tank sensor unit 35m and the hardener tank sensor unit 35h, and generates an alarm signal when the amount of the main or hardener reaches the lower limit. Let's do it.

Thereby, a user can know the quantity of the main body and the quantity of hardening | curing agent in the main tank sensor part 35m and the hardener tank sensor part 35h precisely, and can adjust so that the quantity of a main body or hardening agent may not reach a lower limit.

In addition, in the third embodiment of FIG. 3, a plurality of pressure regulators 371 and 372 are further included.

The plurality of pressure regulators 371 and 372 are installed in each of the plurality of pumps 321 and 322 to provide a pressure signal to each of the plurality of pumps 321 and 322 to the controller 35, and The operating pressure of each of the plurality of pumps 321, 322 is adjusted in accordance with the target pressure from 35.

Accordingly, the accuracy and precision of the control of the pumps 321 and 322 can be further improved. For reference, the pressure at each of the gun gun pressure regulators 351 to 354 is different from the pressure at each of the pressure regulators 371 and 372. Thus, the additional installation of each of the pressure regulators 371, 372 can further improve the accuracy and precision of the control of the pumps 321, 322.

In addition, in the third embodiment of FIG. 3, the main heating parts 381 m and 382 m and the hardener heating part 381 h are disposed between each of the plurality of pumps 321 and 322 and each of the plurality of mixers 331 and 332. 382h). Therefore, the temperature of the main body and the hardener can be maintained even in cold winter coating work.

Here, as operating temperature signals of the main heating units 381 m and 382 m and the curing agent heating units 381 h and 382 h are provided to the control unit 35, the control unit 35 causes the main heating units 381 m and 382 m and the curing agent heating. The operating temperatures of the parts 381h and 382h are displayed. Accordingly, the user can conveniently identify and adjust the operating temperatures of the main heating parts 381 m and 382 m and the curing agent heating parts 381 h and 382 h.

In addition, in the third embodiment of FIG. 3, the main sensor units 391m and 392m and the curing agent sensor unit 391h are disposed between each of the plurality of pumps 321 and 322 and each of the plurality of mixers 331 and 332. 392h). Here, as temperature signals and pressure signals of the main sensor parts 391m and 392m and the curing agent sensor parts 391h and 392h are provided to the control unit 35, the control unit 35 controls the plurality of pumps 321 and 322. ) And the temperature and pressure of the main body and the curing agent from each, and the control unit 35 stops the operation of the pump corresponding to the case where the temperature or the pressure of the main body and the curing agent reaches an upper limit value or a lower limit value.

Thus, the user can conveniently identify and adjust the temperature or pressure of the subject and the hardener just prior to entering the mixers 331, 332. In addition, it can automatically and safely cope with abnormal situation of the system.

As described above, according to the embodiments of the present invention, the following effects can be obtained.

First, under the control of the control unit, the master from the main storage tank and the curing agent from the curing agent storage tank are mixed in each of the mixers through each of the pumps, so that the operator can premix the main and the curing agent into the pump as in the prior art. no need. Therefore, the accuracy and precision of the painting work can be improved. In addition, it is not a method of discarding the remaining paint after mixing in advance, it is a method of mixing and using in real time, the paint can be reduced.

Second, since the control unit controls the operating pressure and the flow of the main and the curing agent of the plurality of pumps according to the operation mode, the accuracy and precision of the painting operation can be improved by automation.

Third, since a plurality of pumps and a plurality of mixers corresponding thereto are used, a plurality of injection guns may be used in relation to the allowable pressure of the pump. Therefore, the time of painting operation becomes relatively short.

In conclusion, according to embodiments of the present invention, the accuracy and precision of the painting work can be improved, and the time for painting work can be reduced.

The present invention has been described above with reference to preferred embodiments. It will be understood by those skilled in the art that the present invention may be embodied in various other forms without departing from the spirit or essential characteristics thereof. Therefore, the above-described embodiments should be considered in an illustrative rather than a restrictive sense. The scope of the present invention is defined by the appended claims rather than by the foregoing description, and the inventions claimed by the claims and the inventions equivalent to the claimed invention are to be construed as being included in the present invention.

In addition to the main agent and the curing agent, it can be used in a coating system using a mixture of different coating solutions.

15, control unit, 10 m ... theme storage tank,
10h ... hardener storage tank, 111m, 112m ... topic entries,
111h, 112h ... hardener inlets, 121, 122 ... pumps,
131, 132 mixers, 141 to 144 spray guns,
151 to 154 ... injection gun pressure regulators,
25 ... control section, 20 m ... topic storage tank,
20h ... hardener storage tank, 211m, 212m, 213m ... topic entries,
211h, 212h, 213h ... hardener inlets,
221 to 223 pumps, 231 to 233 mixers,
241 to 246 ... injection guns,
251 to 256 ... injection gun pressure regulators,
35 ... control section, 30 m ... topic storage tank,
30h ... hardener storage tank, 36a ... hot water heater,
36b ... hot water circulation pump, 35m ...
35h ... hardening tank sensor section, 311m, 312m ... topic entries,
311h, 312h ... hardener inlets, 371, 372 ... pressure regulators,
321, 322 ... pumps, 381m, 382m ... thematic heating parts,
381h, 382h ... hardener heating parts, 391m, 392m ... thematic sensor parts,
391h, 392h ... hardening sensor parts, 331, 332 ... mixers,
341 to 344 ... injection guns,
351 to 354 ... injection gun pressure regulators.

Claims (9)

In the coating system which mixes a main material and a hardening | curing agent,
A subject storage tank for storing the subject;
A curing agent storage tank for storing the curing agent;
A plurality of pumps respectively discharging the master from the main storage tank and the curing agent from the curing agent storage tank;
A plurality of mixers corresponding to each of the plurality of pumps, for mixing a main agent and a curing agent discharged from each of the plurality of pumps;
A plurality of spray guns connected to each of the plurality of mixers; And
And a control unit for controlling an operating pressure of the plurality of pumps and a flow of the main material and the hardener according to an operation mode. The method of claim 1,
With hot water heater,
And a hot water circulation pump for circulating hot water from the hot water heater to the outer wall of the main storage tank and the hardener storage tank. The method of claim 2,
And the control unit receives the temperature signal from the hot water heater and controls the hot water heater so that the temperature of the hot water heater is equal to a user set temperature. The method of claim 1,
It is installed between each of the plurality of mixers and each of the plurality of injection guns, to provide a pressure signal of each of the plurality of injection guns to the control unit, the plurality of injection guns in accordance with a target pressure from the control unit Painting system further comprising a plurality of gun gun pressure regulators for adjusting the respective pressures. The method of claim 1,
A main tank sensor unit having a sensor for sensing an amount of the main filling in the main storage tank;
And a curing agent tank sensor unit having a sensor for detecting an amount of the curing agent filled in the curing agent storage tank. The method of claim 5, wherein the control unit,
Indicating the amount of the main agent and the amount of the hardener according to the signals from the main tank sensor unit and the hardener tank sensor unit,
Coating system that generates an alarm signal when the amount of the main or hardener reaches the lower limit. 7. The method according to any one of claims 1 to 6,
A plurality of pressure regulators installed in each of the plurality of pumps to provide a pressure signal of each of the plurality of pumps to the controller, and adjust an operating pressure of each of the plurality of pumps according to a target pressure from the controller; Painting system including more. 7. The method according to any one of claims 1 to 6,
A main heating part and a curing agent heating part are provided between each of the plurality of pumps and each of the plurality of mixers,
And the control unit displays operating temperatures of the main heating unit and the curing agent heating unit as operating temperature signals of the main heating unit and the curing agent heating unit are provided to the control unit. 9. The method of claim 8,
A main sensor unit and a curing agent sensor unit are provided between each of the plurality of pumps and each of the plurality of mixers,
As temperature signals and pressure signals of the main sensor unit and the curing agent sensor unit are provided to the control unit, the control unit displays the temperature and the pressure of the main body and the curing agent from each of the plurality of pumps, and the temperature of the main body and the curing agent or The coating system stops the operation of the pump corresponding to the case where the pressure reaches the upper limit value or the lower limit value.

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