JPS61257261A - Coating apparatus - Google Patents

Abstract

PURPOSE:To coat a grooved and a notched part and to perform coating efficiently by transferring relatively a brush while bringing it into contact with the surface of a material to be coated and feeding paint to a prescribed position of the front part of the brush. CONSTITUTION:In relation to an apparatus performing the automatic coating for a material to be coated, the fixed members 27 having the brushes 26 to the tips thereof are perforated by a brush holding rod 25 and the brushes 26 are positioned so that these are brought into contact with a groove 11 and the notches 12, 13 of a sheet member 10. The paint tanks 28 are held on the upper parts of the parallel columns 22 and the feed hoses 30 are elongated from the tanks 28 and the tips thereof are set to the neighborhood of the tips of the brushes 26 and paint is fed to a prescribed position of the front part of the transferring direction. The brush-main bodies are turned around the pivoting axes and simultaneously the sheet member 10 is transferred. In such a way, the coating of the grooved and the notched parts of the surface of the material to be coated can be performed and the highly efficient coating is performed.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a coating device for automatically coating an object to be coated.

(Prior Art and its Problems) Devices equipped with a coating roller are widely used as devices for automatically painting relatively large members such as building materials. However, in such an apparatus, as shown in FIG.
cannot be applied to these areas, resulting in unpainted areas.

On the other hand, in the case of a spray method in which paint is sprayed onto the surface of the object to be painted, there are fewer unpainted areas as described above, but not only does the coating efficiency decrease as the paint scatters in the air, but also the paint scatters. The drawback is that environmental problems such as the effects of the organic solvents contained in the paint on the human body cannot be ignored.

(Object of the invention) This invention is intended to overcome the above-mentioned drawbacks,
To provide a coating device capable of coating grooves, notches, etc. on the surface of an object to be coated, and capable of highly efficient coating without causing environmental problems.

(Means for Achieving the Object) In order to achieve the above-mentioned object, the coating device according to the present invention includes a brush supported by a support and, while the brush is in contact with the surface of the object to be painted, A moving mechanism that relatively moves the brush and the object to be painted in a direction along the surface of the object to be painted, and a paint supply mechanism that supplies paint to a predetermined position on the brush or in front of the brush in the direction of the movement. It is set up.

(Example) FIG. 1 shows a schematic perspective view of a coating apparatus that is an example of the present invention. In the figure, a sheet member 10 as an object to be coated has a full length 11 and a notch 12 in its longitudinal direction.
It has 13. On the other hand, this painting equipment 2F20 is equipped with a wheel conveyor 21 and a motor (not shown) for driving this wheel conveyor 21 as a moving mechanism for moving the sheet member 10 in the six directions of arrows.

Two parallel columns 22a and 22b are provided with this wheel conveyor 21 in between, and the tops of these parallel columns 22a and 22b are connected by a beam 23. Further, a brush support rod 25 is installed in the middle of these parallel columns 22a, 22b, and is rotatable in the direction of arrow B according to the rotation of the handle 24. Brush fixing members 27a to 27c having brushes 26a to 26C, respectively, are transparently provided therein.

These brushes 26a to 26c are applied to the sheet member 1.
It is positioned so as to contact the groove 11 and notches 12 and 13 of 0.

Furthermore, a tank support beam 2 that supports the paint tanks 28a to 28c is provided at the top of the parallel columns 22a and 22b.
9 is provided. Then, the paint tank 28a~
The lower ends of the paint supply hoses 30a to 30C extending from 28C are located near the tips of the brushes 26a=26G, and can supply paint to predetermined positions in front of the brushes 26a to 26c in the moving direction A. It is possible. Note that the paint tanks 28a to 28c are the main tank (
(not shown).

FIG. 2 is an enlarged view of the vicinity of the brush 26a, and the other brushes 26b and 26G have a similar structure.

In FIG. 2, a through hole 3 through which the brush support rod 25 passes is provided in the upper part of the brush fixing member 27a.
1 is provided, and the brush support rod 25 is tightened by the tightening knob 32.
It is designed to be fixed to

Also, a vertical through hole 3 provided close to this through hole
A slidable arm 34 extends downwardly through 3;
This arm 34 is fixed by a tightening knob 35.

At the bottom of the arm 34, a brush body 36 having a brush 26a at its tip is pivotally supported by a pivot shaft 37, and the angle between the arm 34 and the brush body 36 can be changed. A paint discharge pipe 39 to which the paint supply hose 30a is connected is provided at the end of the brush body 36, and a tip 40 of the paint discharge pipe 39 opens in front of the brush 26a. The arm 34' also has a pivot shaft 37.
Another brush (not shown) similar to the brush 26a can be set through the same brush body 36, and the brush can be replaced instantly by turning the handle 24. I can do it.

Next, the operating method and operation of this device will be explained.

First, the positions of the grooves 11 and notches 12 and 13 existing in the sheet member 10 shown in FIG. 1 are confirmed. And the brush fixing member 2
7a to 27c are slid on the brush support rod 25, and the brushes 26a to 26C are positioned near the upper part of the groove 11 or notch 12.13, as shown in FIG. is tightened to the brush support rod 25 by a knob 32. Further, after the arm 33 is moved up and down, the knob 35 is tightened to perform positioning in the height direction. Furthermore, the angles of the tips of the brushes 26a to 26G are
This is determined by rotating the brush body 36 around the pivot shaft 37 (FIG. 2). Since the paint discharge tube 39 is fixed to the brush body 36, when the inclination angle of the brush body 36 changes, the inclination angle of the paint discharge tube 39 changes accordingly, making it possible to always supply paint to the front of the brush 26a. can.

Next, the paint tanks 28a to 28c are filled with paint so that the paint can be supplied through the paint supply hoses 30a to 30c. Then, when the wheel conveyor 21 is rotated to introduce the sheet member 10 and move it in the six directions of the arrow 1, paint is continuously supplied onto the groove 11 and the notches 12 and 13 from the tip 40 of the paint discharge pipe 39. Then, as the sheet member 10 moves, the brushes 26a to 26'c in contact with the surface of the sheet member 10 apply this paint to the surfaces of the grooves 11 and the notches 12.13. 1 sheet member 1
When the coating of 0 is completed, other sheet members are introduced one after another and the same process is performed. Before and after painting process and brush 2
When inspecting the brushes 6a to 26G, by operating the handle 24, the brushes 26a to 26G can be rotated in the direction of arrow B to perform inspection or replacement.

On the other hand, the flat parts other than the grooves 11 and notches 12, 13 may be coated continuously after this treatment using a roller method or the like, and such a mechanism can also be incorporated into this apparatus. Although it is possible to paint the flat parts before the above-mentioned treatment, in the case of painting with a brush, the grooves 11 and notches 12.1
3, the paint may protrude to the surrounding flat areas to some extent, so in order to flatten them, it is desirable to paint the flat areas after this treatment. Also, the brush 26a
If a paint receptacle (not shown) is provided on the floor below ~26C, contamination by leaked paint can be prevented.

In this way, 11111 and notch 1 of the sheet member 10
However, the present invention is not limited to the above embodiments.

For example, as shown in FIG. 3(a), the tip of the paint discharge tube 9 is placed adjacent to the brush 26a to supply paint onto the brush 26a, or as shown in FIG. 3(b), the paint is supplied into the brush body 36. It is also possible to provide a through hole 41 and supply paint onto the brush 26a from inside the brush 26a through the through hole 41. Also,
More simply, as shown in the same figure (C), the hose 30
A clip 42 is provided at the tip of the brush 26a, and the clip 42 grips the brush 26a, so that the paint can be applied to the brush 26a.
It may be supplied on top of the Furthermore, it is not essential that the tip of the paint supply mechanism be adjacent to the brush; for example, as shown in Figure 3 (
As shown in d), the tip of the paint supply mechanism can be supported separately from the brush 26a using a support rod 43, so that paint can be supplied at any position in front of the brush.

Further, in the above embodiment, the sheet member 10 as the object to be painted is moved, but on the contrary, the brushes 26a to 26c, the paint supply mechanism, etc. may be moved to perform the painting.
It is sufficient that relative movement is achieved. Moreover, the same treatment is possible for objects to be coated, not only sheet members but also wire rods and others.

There are no particular limitations on the shape of the brush or the configuration of the paint supply mechanism.

(Effects of the Invention) As explained above, according to the present invention, it is possible to coat grooves, notches, etc. on the surface of the object to be coated, and it is efficient without causing environmental problems unlike the spray method. It is possible to obtain a coating device that can perform coating with a high degree of paint quality.

[Brief explanation of drawings]

FIG. 1 shows a schematic diagram of a coating device according to an embodiment of the present invention t4.
2 is an enlarged view showing the periphery of the device shown in FIG. 1, FIG. 3 is a view showing a modification of the present invention, and FIG.
FIG. 1.10... Sheet member 2.11... Groove 3.12
．． 13...Notch, 20...Painting device 21...Wheel conveyor 26a-26c...Brush

Claims (1)

[Claims] (1) A brush supported by a support body and the brush are brought into contact with the surface of the object to be painted, and the brush and the object to be painted are relatively moved in a direction along the surface of the object to be painted. A painting device comprising: a moving mechanism; and a paint supply mechanism that supplies paint to a predetermined position on the brush or in front of the brush with respect to the direction of movement.