JPH0655131A - Coating method - Google Patents
Coating methodInfo
- Publication number
- JPH0655131A JPH0655131A JP21265092A JP21265092A JPH0655131A JP H0655131 A JPH0655131 A JP H0655131A JP 21265092 A JP21265092 A JP 21265092A JP 21265092 A JP21265092 A JP 21265092A JP H0655131 A JPH0655131 A JP H0655131A
- Authority
- JP
- Japan
- Prior art keywords
- coating
- axis direction
- spray pattern
- coated
- area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Spray Control Apparatus (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は塗装ガンを使用する塗装
方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coating method using a coating gun.
【０００２】[0002]
【従来の技術】塗装ロボットによってワ−クの一定の被
塗装領域を塗装する場合、図３に示すようにスプレ−パ
タ−ンの長軸方向を被塗装領域のＹ軸方向に一致させる
ように塗装ガンG'をセットし、塗装ガンのＸ軸方向走行
によりＸ軸方向の塗装を行い、次いで、塗装ガンをＹ軸
方向にスプレ−パタ−ンの有効長さだけ送り、以後、上
記動作の繰返しによりワ−クの被塗装領域の全面を塗装
している。2. Description of the Related Art When a work to be painted on a certain area to be painted by a painting robot, as shown in FIG. 3, the long axis direction of the spray pattern is made to coincide with the Y axis direction of the area to be painted. Set the coating gun G'and paint in the X-axis direction by running the coating gun in the X-axis direction, then feed the coating gun in the Y-axis direction by the effective length of the spray pattern. The entire area of the work to be painted is painted repeatedly.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、被塗装
領域のＹ軸方向長さがスプレ−パタ−ンの有効長さの整
数倍から外れる場合、被塗装領域の全面を塗装するに
は、Ｙ軸方向に対し被塗装領域外の塗装も行わざるを得
ない。従って、塗装効率の低下、塗装ブ−スの汚れが避
けられない。However, when the length of the coated area in the Y-axis direction deviates from an integral multiple of the effective length of the spray pattern, the entire surface of the coated area must be coated with the Y-axis. There is no choice but to paint outside the area to be painted depending on the direction. Therefore, it is unavoidable that the coating efficiency is lowered and the coating boot is soiled.
【０００４】かかる不具合を解消するために、塗装ガン
のパタ−ンエアの調整によりスプレ−パタ−ンの有効長
さを調節することが考えられるが、パタ−ンエアの調整
によって調節できるスプレ−パタ−ンの有効長さは極く
限られた範囲に過ぎず、有効な手段とは言い難い。In order to solve such a problem, it is conceivable to adjust the effective length of the spray pattern by adjusting the pattern air of the coating gun, but the spray pattern can be adjusted by adjusting the pattern air. The effective length of the cable is only a very limited range, and it cannot be said that it is an effective means.
【０００５】本発明の目的は、ワ−クの被塗装領域の長
さが変わっても、スプレ−パタ−ンの有効長一定のまま
で、その被塗装領域をはみ出しなく全面塗装できる塗装
方法を提供することにある。An object of the present invention is to provide a coating method in which the effective length of the spray pattern remains constant even if the length of the coated area of the work changes, and the entire area can be coated without protruding. To provide.
【０００６】[0006]
【課題を解決するための手段】本発明の塗装方法は、ス
プレ−パタ−ンが有効長さ一定の長形である塗装ガンを
Ｘ軸方向に所定の塗装巾走行させてＸ軸方向塗装を行
い、次いでＹ軸方向に所定ピツチ送って上記Ｘ軸方向塗
装を行うことを繰り返して所定の被塗装領域を全面塗装
する塗装方法において、スプレ−パタ−ンのＹ軸方向に
対する角度θと被塗装領域のＹ軸方向の長さＬと上記ス
プレ−パタ−ンの有効長さｈとの関係、Ｌ／ｈcosθを
整数値に近づけるように、角度θを調節することを特徴
とする構成である。According to the coating method of the present invention, a coating gun having a spray pattern of a long shape having a constant effective length is run in a predetermined coating width in the X-axis direction to perform coating in the X-axis direction. In the coating method of coating the entire surface of a predetermined coating area by repeatedly performing the above-mentioned coating in the Y-axis direction by feeding a predetermined pitch in the Y-axis direction, the angle θ of the spray pattern with respect to the Y-axis direction and the coating target The configuration is characterized in that the angle θ is adjusted so that L / hcos θ, which is the relationship between the length L of the region in the Y-axis direction and the effective length h of the spray pattern, approaches L / h cos θ.
【０００７】[0007]
【作用】塗装ガンのＹ軸方向の送りピッチをｈcosθと
することにより塗り残しなく塗装でき、この送りピッチ
を角度θの調整によって被塗装領域のＹ軸方向長さのほ
ぼ整数倍にすることにより、スプレ−パタ−ンの有効長
一定のままで、その被塗装領域をはみ出しなく全面塗装
できる。[Function] By setting the feed pitch in the Y-axis direction of the coating gun to hcos θ, coating can be performed without leaving any unpainted portion. , The entire length of the spray pattern can be coated without protruding the area to be coated while the effective length of the spray pattern remains constant.
【０００８】[0008]
【実施例】本発明において使用する塗装装置は、少なく
とも次ぎの構成を備えている。即ち、塗装ガンをＸ軸
方向に走行させ、その走行時間並びに走行速度を所定値
に設定できる構成、塗装ガンのＸ軸方向への所定時間
の走行後、塗装ガンをＹ軸方向に所定のピツチで送り移
動させる構成、送り移動後、上記のＸ軸方向走行を
行わせる構成、塗装ガンのスプレ−パタ−ンが長形で
あり、そのスプレ−パタ−ンの有効長さが一定であっ
て、スプレ−パタ−ンの長軸とＸ軸方向との間の角度θ
を調節し得る構成を備えている。EXAMPLE A coating apparatus used in the present invention has at least the following constructions. That is, the coating gun is allowed to travel in the X-axis direction, and its running time and running speed can be set to predetermined values. And a configuration for performing the above-mentioned X-axis traveling after the feeding movement, the spray pattern of the coating gun is elongated, and the effective length of the spray pattern is constant. , The angle θ between the long axis of the spray pattern and the X-axis direction
It is equipped with a configuration that can adjust the.
【０００９】これらの構成が塗装ロボットに付設され、
作動は全て自動で行われる。本発明の塗装方法により、
塗装を行うには、図１に示すように、スプレ−パタ−ン
の有効長さをｈ，ワ−クの被塗装領域のＹ軸方向長さを
Ｌとし、Ｌ＝ｈ（ｎ−１＋γ），ただし、ｎは整数、γ
は少数とすれば、 Ｌ／（ｈｎ）＝（ｎ−１＋γ）／ｎ＝cosθ を満たす角度θでスプレ−パタ−ンの長軸方向をＹ軸方
向に対し傾斜させるように塗装ガンのセット角を調節す
る。また、塗装ガンの送りピッチｐをｐ＝ｈcosθに設
定し、塗装ガンのＸ軸方向走行速度Ｖを、角度θが零の
場合の走行速度Ｖ 0に対し、Ｖ＝Ｖ0／cosθに設定す
る。These structures are attached to the painting robot,
All operations are automatic. By the coating method of the present invention,
To apply the coating, as shown in FIG. 1, a spray pattern is used.
Is the effective length of the work area, and the work area in the Y-axis direction is
L, L = h (n-1 + γ), where n is an integer, γ
Is a small number, L / (hn) = (n-1 + γ) / n = cos θ The angle θ that satisfies
Adjust the set angle of the painting gun so that it is tilted with respect to the direction
It Also, set the feed pitch p of the coating gun to p = hcosθ.
Set the traveling speed V of the coating gun in the X-axis direction when the angle θ is zero.
Traveling speed V 0On the other hand, V = V0Set to / cos θ
It
【００１０】かかる条件の設定下、塗装ガンをＸ軸方向
に所定時間走行させてＸ軸方向の塗装を行い、次いでＹ
軸方向にピッチｐで送る操作をｎ回繰り返し、これにて
被塗装領域を全面塗装できる。Under these conditions, the coating gun is run in the X-axis direction for a predetermined time to perform coating in the X-axis direction, and then Y
The operation of feeding in the axial direction at the pitch p is repeated n times, whereby the entire area to be coated can be coated.
【００１１】この場合、単位時間当たりの塗装ガンの塗
料吐出量が一定（ｋ）、単位時間当たりの塗布面積がＶ
×ｈcosθ＝Ｖ0ｈであり、従って、単位面積当たりの塗
料量がｋ／（Ｖ0ｈ）であって一定であるから、塗装厚
さを一定に保持できる。In this case, the amount of paint discharged from the coating gun per unit time is constant (k), and the coating area per unit time is V.
Since xhcos θ = V 0 h, and therefore the amount of coating material per unit area is k / (V 0 h) and is constant, the coating thickness can be kept constant.
【００１２】上記においてスプレ−パタ−ンの有効長さ
は、例えば、図２の（イ）に示すスプレ−パタ−ンの場
合、次ぎのようにして与えられる。図２の（イ）に示す
スプレ−パタ−ンにおいて、巾ａの部分は所定塗着量を
満たす範囲であり、両端の巾ｂの部分は所定塗着量に達
していない範囲である。In the above, the effective length of the spray pattern is given as follows in the case of the spray pattern shown in FIG. In the spray pattern shown in FIG. 2A, the width a portion is a range that satisfies the predetermined coating amount, and the width b portions at both ends are the ranges where the predetermined coating amount is not reached.
【００１３】図２の（ロ）は、このスプレ−パタ−ン
で、被塗装面の全面を所定塗着量を満たすように塗布す
るときの状態を示し、スプレ−パタ−ンの有効巾は（ａ
＋ｂ）で与えられる。FIG. 2B shows a state where the spray pattern is applied so that the entire surface to be coated satisfies a predetermined coating amount. The effective width of the spray pattern is shown in FIG. (A
+ B).
【００１４】図２の（イ）に示すスプレ−パタ−ンの場
合、塗装ガンGのｎ回のＹ軸方向送りのうち、図２の
（ロ）に示すように、最初の回並びに最終の回において
は、近端（一端）並びに遠端（他端）で有効長さ（ａ＋
ｂ）中のｂ／２が所定塗着量以下となるから、上記した
スプレ−パタ−ンの傾斜角θのもとで塗布できるＹ軸方
向の長さは、〔ｎ（ａ＋ｂ）−ｂ〕cosθであり、従っ
て、ワ−クの被塗装領域のＹ軸方向長さをＬに対し、傾
斜角θは、 cosθ＝Ｌ／〔ｎ（ａ＋ｂ）−ｂ〕 を満たすように設定される。In the case of the spray pattern shown in FIG. 2A, of the n times of feeding of the coating gun G in the Y-axis direction, as shown in FIG. In the turn, the effective length (a +
Since b / 2 in b) is not more than the predetermined coating amount, the length in the Y-axis direction that can be applied under the above-described spray pattern inclination angle θ is [n (a + b) -b]. cos θ. Therefore, the inclination angle θ is set so that cos θ = L / [n (a + b) −b], where L is the length of the work area in the Y-axis direction.
【００１５】なお、この場合、塗装ガンのＹ軸方向送り
の最初の位置は、被塗装領域の一端からａ／２の距離と
される。In this case, the first position of the Y-axis feed of the coating gun is a distance of a / 2 from one end of the area to be coated.
【００１６】[0016]
【発明の効果】本発明の塗装方法は上述した通りの構成
であり、ワ−クの被塗装領域が変わっても、塗装ガンの
スプレ−パタ−ンをそのままにしてスプレ−パタ−ンの
傾斜角を調整するだけで、その被塗装領域をはみ出しな
く全面塗装でき、無駄な塗装を行うことなく、また塗装
ブ−ス内の汚れを軽減して効率のよい塗装を行うことが
できる。The coating method of the present invention is constructed as described above, and the spray pattern of the coating gun remains unchanged even if the area to be coated of the work changes, and the spray pattern is inclined. By simply adjusting the corners, the entire area can be coated without protruding, and wasteful coating can be prevented, and stains in the coating boot can be reduced for efficient coating.
【図１】本発明を示す説明図である。FIG. 1 is an explanatory diagram showing the present invention.
【図２】図２の（イ）はスプレ−パタ−ンの塗料塗着分
布を示す説明図、図２の（ロ）は図２の（イ）のスプレ
−パタ−ンに対する本発明の実施例を示す説明図であ
る。FIG. 2 (a) is an explanatory view showing a paint coating distribution of a spray pattern, and FIG. 2 (b) is an embodiment of the present invention for the spray pattern of FIG. 2 (a). It is explanatory drawing which shows an example.
【図３】従来例を示す説明図である。FIG. 3 is an explanatory diagram showing a conventional example.
ｈ スプレ−パタ−ンの有効長さ ｐ 塗装ガンの送りピッチ θ スプレ−パタ−ンのＹ軸方向に対する角度 h Effective length of spray pattern p Paint gun feed pitch θ Angle of spray pattern with respect to Y-axis direction
Claims (1)
ある塗装ガンをＸ軸方向に所定の塗装巾走行させてＸ軸
方向塗装を行い、次いでＹ軸方向に所定ピツチ送って上
記Ｘ軸方向塗装を行うことを繰り返して所定の被塗装領
域を全面塗装する塗装方法において、スプレ−パタ−ン
のＹ軸方向に対する角度θと被塗装領域のＹ軸方向の長
さＬと上記スプレ−パタ−ンの有効長さｈとの関係、Ｌ
／ｈcosθを整数値に近づけるように、角度θを調節す
ることを特徴とする塗装方法。1. A spray gun whose spray pattern is a long shape having a constant effective length travels in a predetermined coating width in the X-axis direction to perform coating in the X-axis direction, and then feeds it in a predetermined pitch in the Y-axis direction. In a coating method of coating the entire predetermined area to be coated by repeating the above X-axis direction coating, the angle θ of the spray pattern with respect to the Y-axis direction, the length L of the area to be coated in the Y-axis direction, and the above Relationship with effective length h of spray pattern, L
/ Hcos θ is a coating method characterized by adjusting the angle θ so that it approaches an integer value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21265092A JPH0655131A (en) | 1992-08-10 | 1992-08-10 | Coating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21265092A JPH0655131A (en) | 1992-08-10 | 1992-08-10 | Coating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0655131A true JPH0655131A (en) | 1994-03-01 |
Family
ID=16626145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21265092A Pending JPH0655131A (en) | 1992-08-10 | 1992-08-10 | Coating method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0655131A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7284867B2 (en) | 2003-12-25 | 2007-10-23 | Funai Electric Co., Ltd. | Projector |
| US7518802B2 (en) | 2003-09-24 | 2009-04-14 | Seiko Epson Corporation | Illumination device, image display device, and projector |
-
1992
- 1992-08-10 JP JP21265092A patent/JPH0655131A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7518802B2 (en) | 2003-09-24 | 2009-04-14 | Seiko Epson Corporation | Illumination device, image display device, and projector |
| US7284867B2 (en) | 2003-12-25 | 2007-10-23 | Funai Electric Co., Ltd. | Projector |
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