JPH11188293A - External angle pillar coating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an external angle pillar coating device by which the exposed parts of an external angle pillar can be uniformly coated to obtain a product of high quality. SOLUTION: This external angle pillar coating device is for coating the exposed parts of an external angle pillar formed in the shape of almost L- section of a coated building plank. In the upper part of a paint bath 13 holding paint 12, a coating roll 21 on whose outer peripheral surface a serration pattern is formed is freely rotatably installed, and on a guide plank 18 installed above the coating roll 21, the surface of an external angle pillar is abutted, and while, with exposed parts being abutted on the outer peripheral surface of the coating roll 21, the coating roll 21 is rotated by friction between it and the exposed parts, the external angle pillar is moved to apply the paint 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exposed corner post coating apparatus for painting an exposed portion of an exposed corner post processed from a painted building board.

[0002]

2. Description of the Related Art Generally, as shown in FIGS. 8 and 9, a protruding corner post A is formed in a substantially L-shaped cross section by joining a painted building board at a tapered cut portion 2. As shown in FIG. The exposed corner post A is formed with exposed end faces 3 on both sides that are not painted, or exposed portions such as the end faces 3, cut portions 4, and chamfered portions 5 from which paint is removed in a manufacturing process. Exposed parts need to be painted. These exposed parts are several cm wide
Since it is the following narrow place and has a certain angle with respect to the protruding corner post A, it is difficult to paint with a coating device equipped with a normal coating roll such as a rotating roll. It was painted by hand.

[0003]

As described above, in the past, painting had to be performed manually by using a hand roller or a brush, so that not only was it time-consuming to paint, but also stable due to the amount of coating and uneven coating. There was a problem that quality could not be obtained. The present invention has been made in view of the above points, and an object of the present invention is to provide an exposed corner pillar coating apparatus which can uniformly coat an exposed portion of an exposed corner pillar and obtain a high quality product.

[0004]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to an apparatus for coating an exposed corner post having a substantially L-shaped cross section by using a painted building board. A paint bath in which paint is stored, a coating roll rotatably installed above the paint bath, and having a notch pattern formed on an outer peripheral surface, and a guide plate provided above the coating roll. Contacting the guide plate with the surface of the protruding corner post, and rotating the coating roll by friction with the exposed portion while the exposed portion is in contact with the outer peripheral surface of the coating roll. The present invention is characterized in that the pillar is moved.

In the present invention, the protruding corner post is lowered with its surface in contact with the guide plate, and the exposed portion is lightly contacted with the outer peripheral surface of the coating roll. In this state, the protruding post is moved in the longitudinal direction. By doing so, the coating roll is rotated by the frictional force between the coating roll and the protruding corner post. As a result, the paint in the paint bath adheres to the outer peripheral surface of the paint roll and is lifted to paint the exposed portion.

In a preferred embodiment of the present invention, the exposed portion is one of end faces on both sides of the protruding corner post, a cut face obtained by cutting a corner of the end face, and a chamfered portion of the protruding corner portion. . In addition, the notch pattern of the coating roll is formed such that orthogonal or oblique kerfs are formed in a mesh shape, and the outer peripheral surface of the coating roll has a flat surface parallel to the axis or a shape inclined at an arbitrary angle with respect to the axis. is there. The angle of the guide plate from the vertical plane can be adjusted arbitrarily, and the guide plate is adjusted so that the exposed portion and the outer peripheral surface of the coating roll are in close contact with each other. Further, if necessary, a plurality of the paint baths and the paint rolls are arranged in parallel along the longitudinal direction of the protruding corner post, and the exposed portions including joints, tapered surfaces, steps, etc. of the protruding post are simultaneously coated. I am trying to do it.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. Prior to the description of the device for coating a corner post of the present invention, a manufacturing process of the corner post will be described. FIG.
In the width cutting step of (a), the rectangular painted building board 1 is cut at a portion indicated by a chain line to form plate pieces 1a, 1a,
In the separating step (b), the tapered cut portion 2 is formed on the plate pieces 1a and 1a, and the corner of the end face 3 on the opposite side is set to 70 degrees (FIG.
(See (c)), the tapered cut portions 2 are bonded and stuck 7 in the bonding and tacking process (c), and the adhesive is cured in the curing process (d). In the chamfering step (e), a chamfered portion 5 is formed at the protruding corner portion, a groove forming a joint portion 6 (see FIG. 8) is performed, and cleaning and surface putty correction are performed. Enters the painting process.

FIGS. 8 and 9 show the protruding corner post manufactured in the manufacturing process of FIG. 7. The protruding post A has a step 9 for attaching a fastener (not shown) at the upper end. A plurality of joints 6 are formed in the middle, a chamfered portion 5 is formed at a protruding corner portion, a cut surface 4 is formed at both end surfaces 3, and a chamfered portion 8 is formed at a lower end. As shown in FIGS. 10 and 11, the joint portion 6 has tapered surfaces 6a, 6a at the top and bottom, and
The part connected to the chamfer 5 has a small width chamfer 10 in the middle,
Further, tapered surfaces 10a, 10a are formed on the upper and lower sides, respectively.

According to the present invention, there are provided three end faces 3, 3 on both sides of the protruding corner post A, and a cut face 4 and a chamfered portion 5, which are generated in the cutting off step b and the chamfering step e, respectively. An embodiment of a device for applying a coating to an exposed portion will be described with reference to FIGS. In FIG. 1, reference numeral 13 denotes a paint bath storing the paint 12,
A pair of struts 11 near the rear of both side walls of the paint bath 13;
11 is attached so that the angle can be adjusted, and a guide plate 18 made of vinyl chloride or the like
It is fixed by 0.

The angle adjusting means is shown in FIG. On the side wall of the paint bath 13, an arc-shaped concave portion 14 is formed at an upper portion, and a circular concave portion 15 is formed at a lower portion. Adjustment screws 16 and 17 are screwed into the column 11 vertically. Prop 11, 11
Are fitted on both sides of the paint bath 13 and are rotated about the lower adjustment screw 17 as a fulcrum.
The angle θ of the guide plate 18 is adjusted by fixing the guide plate 6 to the arc recess 14. Referring again to FIG. 1, a coating roll 21 is rotatably attached to the coating bath 13. That is, the coating roll 21 is fixed to the shaft 23 via the boss 25, and the shaft 23 is supported by the coating bath 13 via the bearing 24. A part of the outer peripheral surface of the coating roll 21 is disposed so as to dive into the paint 12.

The coating roll 21 has a disk shape made of metal, and has a mesh-shaped notch pattern 22 formed on an outer peripheral surface thereof. The cut pattern 22 may be, for example, an orthogonal pattern as shown in FIG. 3A or an oblique pattern as shown in FIG. 3B, and a fine mesh (mesh) having one side divided into about 1 mm. It is composed of notches. The shape of the outer peripheral surface on which the cut pattern 22 is formed is shown in FIG. 4 (a) as a flat shape, (b) as a truncated cone with the highest rear portion, and (c) as (b). Similar but narrower width and different tilt angles are shown. In the drawing, reference numeral 22a denotes a side surface of the coating roll 21, which is a rotating pin mounted at a position where it does not dive into the coating material 12 in a normal use state. By rotating the roll 21 by hand, it is used to spread and hold the paint over the entire portion of the notch pattern 22.

FIGS. 6A and 6B show a modified example of the paint bath 13 in which the inner surface of the outer wall of the paint bath 13 is coated with a paint roll 21.
Are formed in an arcuate shape along the rotation direction.
By configuring the paint bath 13 in this manner, a minimum amount of the paint 12 is required, and the paint 1 is rotated by rotating the paint roll 21.
The precipitation was prevented by improving the stirring of No. 2. In FIG. 6B, the effect is further enhanced by forming a wavy uneven portion 29 on the inner surface.

Next, a process of painting the protruding corner post A will be described (see FIG. 12). In step 1, a sealer is applied to the chamfered portion 10, the tapered surfaces 10a, 10a, and the step portion 9,
In step 2, a sealer is applied to the cut surface 4 and the end surface 3, and in step 3, a sealer is applied to the chamfered portion 5. Next, in step 4, a top coat (surface color) is applied to the tucker 7, the step 9, the chamfer 8, and the tapered surfaces 10a, 10a. In step 5, a top coat (surface color) is applied to the cut surface 4. In step 6, a top coat (surface color) is applied to the chamfered section 5, and in step 7, the chamfered section 10,
8 and the step 9 are coated with a top coat (joint color).
In, dust is removed by air spray, and in step 9, inspection and packing are performed, and the process ends.

In steps 2, 3, 5, and 6, the corner post coating apparatus of the present invention is used. That is, FIG.
Indicates a coating state of the end face 3, the coating roll 21 has a flat shape, and the guide plate 18 is set vertically. The protruding corner post A is lowered with its surface in contact with the guide plate 18, and the end face 3 is lightly brought into contact with the outer peripheral surface of the coating roll 21. In this state, by moving the protruding corner post A in the horizontal direction, the coating roll 21 is rotated by the frictional force between the notch pattern 22 of the coating roll 21 and the protruding post A as shown in FIG. Thereby, the paint bath 13
The paint 12 in the inside adheres to the outer periphery of the painting roll 21 and is lifted to paint the end face 3.

FIG. 4 (b) shows the state of application of the chamfered portion 5, wherein the coating roll 21 has a truncated cone shape.
The guide plate 18 is vertical. Similarly, the protruding corner post A is lowered while its surface is in contact with the guide plate 18, and the chamfered portion 5 is laterally moved while being slightly in contact with the outer peripheral surface of the coating roll 21. Paint part 5.

FIG. 4C shows the state of application of the cut surface 4. The coating roll 21 has a narrow surface whose coating surface is substantially equal to the cut surface 4, and the inclination angle corresponding to the inclination angle of the cut surface. The shape having the following is used. By narrowing the coating surface, the inconvenience that the paint lifted with the rotation of the coating roll 21 accumulates in the gap between the inclined coating surface of the coating roll 21 and the end surface 3 and is applied to the end surface 3 is solved. . The guide plate 18 is adjusted by adjusting screws 16 and 17 so as to be inclined forward by the angle θ. This angle θ
Is set such that the cut surface 4 of the protruding corner post A and the outer peripheral surface of the coating roll 21 completely match. Similarly, the protruding corner post A is lowered with its surface in contact with the guide plate 18, and the cut surface 4 is moved laterally while lightly contacting the outer peripheral surface of the coating roll 21. 4
To paint.

As for the paint 12 stored in the paint bath 13, a sealer is used in the steps 1, 2 and 3, and a top coat (surface color) is used in the steps 4 and thereafter. Are prepared, and the coating is performed with a paint suitable for each process. In addition, the lowering operation and the feeding operation of the protruding corner post A may be performed manually, or
Of course, it is also possible to automate by holding the protruding corner post A with a jig or the like and feeding it with a feeder.

The above steps 1, 4, and 7 may be performed manually, or the following apparatus may be used.
FIG. 13 shows an apparatus for performing the step 1 shown in FIG. 12, and is used for simultaneously coating the coating portions 10 (chamfered portions), 10a (tapered portions), and 9 (stepped portions). The coating portion 9 was coated with a flat portion and a coating roll 21A having a truncated cone portion on one side thereof, and the coating portion 10 and the coating portions 10a on both sides thereof were provided with a flat portion and truncated cone portions on both sides thereof. The coating is performed with the coating roll 21B. In addition, the coating bath 13 is arranged at the position of each of the coating rolls 21A and 21B. The positions of the coating rolls 21A and 21B in the axial direction can be adjusted.

FIG. 14 shows an apparatus for performing step 4 also shown in FIG. 12 (however, except for coating of the coating portion 7).
Are shown, the coating portions 9 (stepped portion), 8 (chamfered portion), 1
0a (tapered portion) is simultaneously coated. The painting part 9 is painted with the same painting roll 21A as in FIG. 13, and the two painting parts 10a are painted with the painting roll 21C and the painting roll 21D each having a truncated cone having different inclination directions. Is applied with a coating roll 21E similar to the coating roll 21C. Here, the coating bath 13 is disposed at the position of each of the coating rolls 21A, 21C, 21D, and 21E, and the coating bus 13 located at the coating rolls 21C and 21D is divided into two partitions.
6 are divided into two parts. In addition, each coating roll 21
A, 21C, 21D, and 21E may be able to adjust the position in the axial direction.

FIG. 15 shows an apparatus for carrying out step 7 also shown in FIG.
8 (chamfered portion) and 10 (chamfered portion) are simultaneously coated. The coating portions 9 and 8 are coated with the same coating rolls 21A and 21E as in FIG. 14, and the coating portion 10 is coated with a coating roll 21F having a flat portion as a coating surface. Also in this case, the coating bath 13 is disposed at the position of each of the coating rolls 21A, 21F, and 21E. Also,
Each of the coating rolls 21A, 21F, and 21E may be capable of adjusting the position in the axial direction. In addition, in order to implement the function of the rotating pin 22a shown in FIG.
Instead of providing the rotation pin 22a, for example, a manual handle may be attached to the rotation shaft 23 (not shown).

[0021]

As described in detail above, according to the present invention, a coating roll having a notch pattern formed on the outer peripheral surface is installed on a paint bath, and the exposed portion of the protruding corner post is exposed to the outer peripheral surface of the coating roll. As the paint roll is moved while rotating by friction while in contact with the paint, a small amount of paint adheres to the cut pattern part of the paint roll, the exposed part is painted, and excess paint is lifted by the paint roll Because it can be avoided
A certain amount of paint is uniformly applied to the exposed portion of the narrow corner pillar. Further, since the protruding corner post is guided by the guide plate and is brought into contact with the coating roll at an accurate angle, and the exposed portion of the protruding post is in contact with the outer peripheral surface of the coating roll without a gap, so that application unevenness can be eliminated. Therefore, according to the corner post coating apparatus of the present invention, it is possible to obtain a high quality corner pillar coated with a uniform application amount without application unevenness.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a corner post coating apparatus according to the present invention.

FIG. 2A is a side view of a guide plate and a support portion of the same, and FIG. 2B is a side view of a paint bath.

3A and 3B are front views of a coating roll, in which FIG. 3A shows an orthogonally cut pattern, and FIG. 3B shows an obliquely cut pattern.

4 (a), (b), (c) are end faces, chamfered parts,
It is explanatory drawing which shows the coating state of a cut surface.

FIG. 5 is a front view of FIG.

FIGS. 6A and 6B are longitudinal sectional side views each showing a modification of the paint bath.

FIG. 7 is a manufacturing process diagram of the protruding corner post.

FIG. 8 is a perspective view of the completed corner post.

FIG. 9 is an enlarged perspective view of an exposed portion of a protruding corner post.

FIG. 10 is an enlarged perspective view of a joint portion of a protruding corner post.

FIG. 11 is a sectional view taken along line YY of FIG. 8;

FIG. 12 is a drawing showing a painting process of a corner post.

FIG. 13 is a side view showing another embodiment of the corner post coating apparatus.

FIG. 14 is a side view showing still another embodiment of the corner post coating apparatus.

FIG. 15 is a side view showing still another embodiment of a corner post coating device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building board 3 End surface (exposed part) 4 Cut surface (exposed part) 5 Chamfer part (exposed part) 6 Joint part 8 Chamfer part 9 Step part 10 Chamfer part 12 Paint 13 Paint bath 16, 17 Adjustment screw 18 Guide Plate 21, 21A to 21F Painting roll 22 Notch pattern 23 Rotation axis A Outer corner post

Claims (8)

[Claims] 1. A corner post coating apparatus for coating an exposed part of a corner post having a substantially L-shaped cross section by a painted building board, comprising: a paint bath in which paint is stored; A coating roll, which is installed rotatably above and has a notch pattern formed on the outer peripheral surface, and a guide plate provided above the coating roll, wherein the surface of the protruding corner pillar is brought into contact with the guide plate. Wherein the exposed corner is moved while rotating the coating roll by friction with the exposed part in a state where the exposed portion is in contact with the outer peripheral surface of the coating roll. Painting equipment. 2. The method according to claim 1, wherein the exposed portion is one of end surfaces on both sides of the protruding corner post, a cut surface obtained by cutting a corner of the end surface, and a chamfered portion of the protruding corner portion. 2. The corner coating device according to item 1. 3. The corner post coating apparatus according to claim 1, wherein the notch pattern of the coating roll is formed by forming orthogonal or oblique narrow grooves in a mesh shape. 4. An outer peripheral surface of the coating roll has a shape having a flat surface parallel to an axis, a shape having an inclined surface inclined at an arbitrary angle with respect to the axis, or a shape having both the flat surface and the inclined surface. The corner post coating apparatus according to any one of claims 1 to 3, wherein: 5. The corner post coating apparatus according to claim 1, wherein an angle of the guide plate from a vertical plane can be arbitrarily adjusted. 6. The paint bath and a plurality of paint rolls are arranged in parallel along the longitudinal direction of the protruding corner post, and simultaneously paint exposed portions including joints, tapered surfaces, and steps of the protruding post. 6. The corner post coating apparatus according to claim 1, wherein 7. The corner post according to claim 1, wherein an inner surface of a side wall of the paint bath is formed in an arc shape along a rotation direction of the paint roll. Painting equipment. 8. The corner post coating apparatus according to claim 7, wherein a wavy uneven portion is formed on the inner surface of the side wall.