JPH04102668U - Painting equipment cleaning equipment - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a cleaning device that can efficiently dry painting equipment after cleaning. [Structure] The present invention relates to a cleaning device 10 for cleaning painting equipment such as a painting gun used in painting work, and in addition to a dedicated body cleaning tank 12 for cleaning the painting gun, the cleaning device Air blow tank 14 for drying the gun
is provided. As a result, the drying operation is performed in an air blow tank 14 other than the main body cleaning tank 12 which is saturated with cleaning liquid such as thinner, so that the drying efficiency is improved.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

For example, this invention can be applied to paint guns used for painting automobiles, etc. This invention relates to a cleaning device for painting equipment that washes off paint adhering to the equipment.

0002

[Conventional technology]

For example, in an automobile painting line, it is attached to the tip of a robot's arm. Paint is sprayed out from the paint gun, and the body of the car is painted. child In this case, the doors, bonnet, or trunk are opened using special jigs. It is fixed in the open position, and the interior of the vehicle is also painted. During this type of painting work, paint mist may adhere to the painting gun and each jig. Therefore, the paint adhering to these surfaces is cleaned using a special cleaning device at each predetermined cycle. washed away. Conventionally, the above-mentioned cleaning equipment is as shown in Figs. 11 and 12, for example. Something like this is known.

0003 That is, in the above cleaning device, the inside of the cylindrical cleaning container 1 is heated by the action of compressed air. For example, a cleaning gun 2 that discharges a cleaning liquid such as thinner, and a cleaning gun 2 that discharges drying air. An air blow nozzle 3 is provided, and an opening 1 formed at the top of the cleaning container 1 _a During cleaning work, apply thinner in close contact with the area around the painting equipment 5 as described above. A rubber plate 4 is attached to prevent foreign matter from scattering to the outside. In the above-mentioned cleaning equipment, the painting equipment 5 such as the painting gun and each jig is in the cleaning capacity. Upper opening 1 of vessel 1_aIt is inserted into the cleaning container 1 from above. After that, this cleaning container 1 Inside, the thinner discharged from the cleaning gun 2 by the action of compressed air is sprayed. The paint adhering to the coating equipment 5 is washed off and cleaned. After that, the coating equipment is sprayed with drying air discharged from the air blow nozzle 3. 5 is dried.

0004

[Problem that the idea aims to solve]

However, in the conventional cleaning equipment described above, the cleaning container is damaged during the cleaning process. After the thinner concentration in 1 becomes high and reaches a saturated state, drying work is carried out subsequently. There was a problem in that the time required for drying was relatively long. Therefore, the purpose of this invention is to efficiently dry painting equipment after cleaning. It is an object of the present invention to provide a cleaning device having a structure that allows cleaning.

[0005]

[Means to solve the problem]

In order to achieve the above purpose, the main means adopted by this invention are as follows: However, when the cleaning liquid is sprayed onto the painting equipment by the action of compressed air, it adheres to the painting equipment. Wash off the paint that is on the coating equipment, and then blow gas onto the painting equipment to dry it. The cleaning equipment for drying painting equipment is used to wash away paint adhering to the painting equipment. A coating machine in which a first tank for drying the coating equipment and a second tank for drying the coating equipment are separately provided. This is a cleaning device for utensils.

[0006]

[Effect]

In the cleaning device according to the present invention, cleaning liquid is sprayed onto the painting equipment in the first tank. The paint adhering to the painting equipment is washed away. After that, the above painting equipment Gas is blown into the second tank to dry the coating equipment.

[0007]

【Example】

Below, examples embodying the present invention will be explained with reference to the attached drawings, and the embodiments of the present invention will be explained. Provide for understanding. The following example is an example of embodying the present invention. It is not intended to limit the technical scope of. Here, FIG. 1 is a plan view of a cleaning device according to an embodiment of the present invention, and FIG. 2 is a plan view of the cleaning device described above. Figure 3 is a front view of the unit, with the top cover removed in the direction of arrow A in Figure 1. 4 is a side sectional view in FIG. 3, and FIG. 5 is an upper cover in the direction of arrow B in FIG. 1. 6 is a side sectional view of FIG. 5, and FIG. 7 is a side sectional view of FIG. Figure 8 is a plan view of the section viewed from arrow C with the upper cover removed. A top view, Figure 9 is a schematic configuration diagram of the coating system including the above cleaning device, and Figure 10 is the above painting system. It is a time chart showing the operating procedure in the system.

[0008] As shown in FIGS. 1 to 8, the cleaning device 10 according to this embodiment includes a frame 11, Main body cleaning tank 12, cap cleaning tank 13, air blow tank 14, and cleaning gun 15 , an air blow nozzle 16, and an air curtain generation nozzle 17. It is.

The main body cleaning tank 12 and the cap cleaning tank 13 are each formed into a cylindrical shape with an open bottom, and the main body cleaning tank 12 is a tank dedicated to cleaning the coating gun main body 18, for example. (See Figures 3 and 4). The cap cleaning tank 13 is a dedicated tank for cleaning the cap _18a at the tip of the painting gun, where paint mist is particularly heavily attached (see FIGS. 5 and 6). Inside the main body cleaning tank 12 and cap cleaning tank 13, a plurality of cleaning units are installed so that thinner can be sprayed in an ideal pattern toward the painting gun body 18 and cap _18a to be cleaned. Gun 15 is deployed. At positions facing the cleaning guns 15, cleaning nozzles 19 are provided for cleaning the cleaning guns 15 themselves.

[0010]Then, around the upper openings 12a and _13a of the main body cleaning tank 12 and the cap cleaning tank ₁₃ , there are provided holes to prevent thinner etc. from scattering from each tank to the outside during cleaning work. The air curtain generation nozzle 17 that generates an air curtain is provided. Air is discharged from the air curtain generating nozzle 17 so that an air current can be generated from around the coating gun body 18 and the cap _18a downward along the circumferential surfaces thereof.

In the main body cleaning tank 12 and cap cleaning tank 13 configured as described above, the painting gun body 18 and the cap 18 _a are inserted through the opening 12 _a and the opening 13 _a , respectively. Thinner is sprayed onto _18a by the action of compressed air from the cleaning gun 15. At the same time, the coating gun body 18 and the cap _18a themselves are rotated or driven up and down, and the areas to which paint mist has adhered are efficiently cleaned.

0012 In this case, an air curtain generation nozzle 17 is installed at each opening of each tank. Since an air curtain is created by the air blown from the This prevents the product from scattering. With this configuration, during cleaning work, As in the case of the conventional cleaning equipment mentioned above, the surface of the painting equipment to be cleaned is coated with rubber. Since the attached parts such as the damping board are not touched, the paint adhering to this area will be removed after cleaning. This also avoids problems such as adhesion to the surface of coating equipment and contaminating the painting equipment again. It will be done.

As shown in FIGS. 7 and 8, the air blow tank 14 is formed into a cylindrical shape with an open bottom, as in the case of the main body cleaning tank 12 and the cap cleaning tank 13. 12 and the cap cleaning tank 13 to dry the coating gun body 18 and the cap _18a . Therefore, inside the air blow tank 14, a plurality of the air blow nozzles 16 are arranged at appropriate positions. In this case, the drying efficiency can be further improved by heating the air discharged from the air blow nozzle 16 in advance.

[0014] The main body cleaning tank 12, cap cleaning tank 13 and air blow configured as described above. The tank 14 is supported by the frame 11 and installed in the coating booth. and , As mentioned above, since the bottom of each tank is open, there is a risk of damage occurring especially during cleaning operations. Dirty thinner, etc. after cleaning is circulated on the floor of the painting booth (not shown). collected and disposed of. The cleaning device 10 according to this embodiment is configured as described above, and for example, as shown in FIG. The painting system 21 is configured together with the painting gun body 18, the painting robot 20, etc. ing. Next, based on FIG. 10, an outline of the operation of the coating system 21 will be explained. Explain the procedure.

In this case, only when the color is not changed for each painting operation, the cleaning of the cap _18a , which is particularly heavily soiled, is carried out using that time, and the cleaning of the painting gun body 18 and the cap _{18a is} performed. This is carried out every time a plurality of painting cycles are completed, such as during a break in painting work where the interruption time is relatively long.

First, when the painting work by the painting robot 20 is finished and no color change is to be performed, the painting robot 20 is moved to the cleaning device 10 with the painting gun main body 18 installed, and the painting robot 20 is moved to the position of the cleaning device 10 with the painting gun main body 18 installed. Only the cap 18 _a of the main body 18 is inserted into the cap cleaning tank 13 from the top of the cap cleaning tank 13 . Then, air is discharged from the air curtain generation nozzle 17, and cleaning thinner is sprayed from the cleaning gun 15. At the same time, the cap _18a is driven to rotate, thereby washing away the paint mist adhering to the surface of the cap _18a . Thereafter, the cap 18 _a is inserted into the air blow tank 14 and dried in the air blow tank 14 with drying air discharged from the air blow nozzle 16 .

[0017] When the cleaning work is completed as described above, the painting robot 20 starts the next painting. Work is carried out. In the meantime, the cleaning gun 15 itself is being cleaned by the cleaning nozzle 19. This is done using thinner that is dispensed from the machine. The painting work by the painting robot 20 continues as described above, and for example, When it is time for a break, it is time to move the painting gun body 18 of the painting robot 20. and cap 18_acleaning is carried out. That is, the painting gun main body 18 is inserted into the main body cleaning tank 12, and the cleaning gun 15 is removed. The paint mist that was attached to the surface of the painting gun body 18 due to the thinner discharged from the is washed away. Thereafter, the cap 18 is washed in the cap cleaning tank 13 as described above. _a cleaning is carried out.

Subsequently, the coating gun body 18 and the cap 18 _a are dried in the air blow tank 14 . Painting work and cleaning work are repeatedly carried out in the steps described above. Therefore, in the cleaning apparatus 10, the cleaning work and the drying work are performed in separate tanks as described above, so that the drying efficiency is dramatically improved. That is, this is because drying is carried out separately in another air blow tank 14 other than the tank in which the inside of the tank was saturated with thinner during the cleaning operation.

[0019]

[Effect of the idea]

As mentioned above, the present invention sprays cleaning liquid onto painting equipment using the action of compressed air. to wash away the paint adhering to the painting equipment, and then spray gas onto the painting equipment. In the cleaning equipment for painting equipment, which dries the painting equipment, the A first tank for washing off the paint and a second tank for drying the painting equipment are separately installed. This is a cleaning device for painting equipment that has several features, so it can efficiently clean painting equipment after cleaning. It can be dried well.

[Brief explanation of drawings]

FIG. 1 is a plan view of a cleaning device according to an embodiment of the present invention.

FIG. 2 is a front view of the cleaning device.

3 is a plan view of the section viewed from arrow A in FIG. 1 with the top cover removed; FIG.

FIG. 4 is a side sectional view in FIG. 3.

5 is a plan view of the section viewed from arrow B in FIG. 1 with the top cover removed; FIG.

FIG. 6 is a side sectional view in FIG. 5.

FIG. 7 is a plan view of the section viewed from arrow C in FIG. 1 with the top cover removed.

FIG. 8 is a side sectional view in FIG. 7.

FIG. 9 is a schematic configuration diagram of a coating system including the cleaning device.

FIG. 10 is a time chart showing the operating procedure in the painting system.

FIG. 11 is a side sectional view of a conventional cleaning device.

FIG. 12 is a plan cross-sectional view of the conventional cleaning device.

[Explanation of symbols]

10...Cleaning device 12...Main body cleaning tank 13...Cap cleaning tank 14...Air blow tank 15...Cleaning gun 16...Air blow nozzle 17 Air curtain generating nozzle 18...Painting gun body 18 _a ...Cap

Claims (2)

[Scope of utility model registration request] [Claim 1] Spraying a cleaning liquid onto the painting equipment by the action of compressed air to wash away the paint adhering to the painting equipment;
A cleaning device for painting equipment that then sprays gas onto the painting equipment to dry the painting equipment includes a first tank for washing off paint adhering to the painting equipment and a second tank for drying the painting equipment. A cleaning device for painting equipment, characterized in that: and are separately provided. 2. An air curtain generating means for blowing air toward the periphery of the coating device to generate an air curtain is provided around the opening for inserting the coating device in the first tank. Cleaning equipment for the painting equipment described.