JPH074564B2 - Pipe inner surface coating device - Google Patents
Pipe inner surface coating deviceInfo
- Publication number
- JPH074564B2 JPH074564B2 JP4707789A JP4707789A JPH074564B2 JP H074564 B2 JPH074564 B2 JP H074564B2 JP 4707789 A JP4707789 A JP 4707789A JP 4707789 A JP4707789 A JP 4707789A JP H074564 B2 JPH074564 B2 JP H074564B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- coating
- lance
- sleeve
- coated
- 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.)
- Expired - Fee Related
Links
Landscapes
- Spray Control Apparatus (AREA)
- Coating Apparatus (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は管内面塗装装置に関する。TECHNICAL FIELD The present invention relates to a pipe inner surface coating apparatus.
従来の技術 従来、鋳造管の製造工程においては、鋳造された管の内
部に被膜用塗料を噴射し、この被膜用塗料によって管内
面を被覆する塗装工程がある。そして、塗装工程は、被
膜用塗料が周囲に飛散することを防止するために、密封
されたブース内に塗装対象管を配置し、このブース内に
おいて塗装作業を行っていた。2. Description of the Related Art Conventionally, in a manufacturing process of a cast pipe, there is a coating process in which a coating material for coating is sprayed inside the cast pipe and the inner surface of the pipe is coated with the coating material for coating. In the coating process, in order to prevent the coating material from scattering around, the pipe to be coated is arranged in a sealed booth, and the coating work is performed in this booth.
発明が解決しようとする課題 しかし、上記した構成によれば、塗装対象管の全体をブ
ースで囲んでいたために設備が大型化し、設備コストが
高くなる問題があった。SUMMARY OF THE INVENTION However, according to the above-mentioned configuration, since the entire pipe to be coated is surrounded by the booth, there is a problem that the facility becomes large and the facility cost becomes high.
本発明は上記課題を解決するもので、塗装工程を簡略な
設備で、しかも被膜用塗料の飛散を防止できる管内面塗
装装置を提供することを目的とする。The present invention solves the above problems, and an object of the present invention is to provide a pipe inner surface coating apparatus capable of preventing the coating material from scattering, with a simple coating process.
課題を解決するための手段 上記課題を解決するために、本発明は、塗装対象管の受
口部側を軸心まわりに回転自在に保持する回転保持装置
と、塗装対象管の挿口部側を保持して塗装対象管を軸心
まわりに回転駆動する回転駆動装置と、塗装対象管の全
長に対応する長さを有したランスと、このランスの先端
に設けられて塗料噴射口を有した噴射ノズルと、前記ラ
ンスに被膜用塗料を供給する塗布剤供給装置とを備え、
前記回転保持装置はランスを挿通するためのスリーブが
回転自在に設けられ、このスリーブの一端に、塗装対象
管の受口部の端部外周縁に当接して受口部の開口周囲を
封止する円錐状の受口保持部と受口内に挿入されて受口
内周面を覆うマスクリングとが設けられ、前記回転駆動
装置は塗装対象管の挿口部を挿通するための第２スリー
ブが設けられ、この第２スリーブに着脱自在に装着され
る空吹き用パイプが集塵装置に連通して設けられた構成
としたものである。Means for Solving the Problems In order to solve the above problems, the present invention relates to a rotation holding device for rotatably holding a receiving portion side of a pipe to be coated around an axis, and an insertion portion side of the pipe to be coated. And a lance having a length corresponding to the entire length of the coating target tube, and a paint injection port provided at the tip of the lance. An injection nozzle and an application agent supply device for supplying the coating material to the lance,
A sleeve for inserting a lance is rotatably provided in the rotation holding device, and one end of the sleeve is brought into contact with an outer peripheral edge of an end portion of the receiving portion of the coating object pipe to seal the periphery of the opening of the receiving portion. And a mask ring which is inserted into the receiving opening and covers the inner peripheral surface of the receiving opening, and the rotation driving device is provided with a second sleeve for inserting the insertion opening of the pipe to be coated. The air-blowing pipe detachably attached to the second sleeve is provided in communication with the dust collector.
作用 上記した構成により、回転保持装置の受口保持装置で受
口部の開口周囲を封止し、かつマスクリングを受口部に
挿入して受口部内周面を覆った状態で塗装対象管を受け
止めるとともに、塗装対象管の挿口部を第２スリーブに
挿通する。そして、回転駆動装置によって塗装対象管を
回転させながら、塗装対象管内に受口部側からスリーブ
および受口保持部を挿通してランスを塗装対象管内に挿
入し、噴射ノズルを空吹き用パイプ内に位置させる。そ
して、塗布剤供給装置から被膜用塗料をランスに供給
し、噴射ノズルの塗料噴射口から被膜用塗料を噴射して
空吹き用パイプ内で試し吹きをした後に、ランスを引き
抜きながら噴射ノズルの塗料噴射口から噴射する被膜用
塗料によって塗装対象管の内面を被覆する。また、管内
周面に付着しなかった被膜用塗料を第２スリーブおよび
空吹き用パイプを介して集塵装置に吸引する。そして、
受口部においてはマスクリングによって受口部内周面に
対する被膜用塗料の付着を防止する。また、噴射ノズル
が塗装対象管の受口部側の端部に達した時点で被膜用塗
料の供給を停止する。Action With the above-described structure, the pipe to be coated is sealed in a state where the opening holding device of the rotation holding device seals the opening periphery of the receiving portion and the mask ring is inserted into the receiving portion to cover the inner peripheral surface of the receiving portion. While receiving it, the insertion part of the pipe to be coated is inserted into the second sleeve. Then, while rotating the pipe to be coated by the rotation drive device, the sleeve and the socket holding portion are inserted into the pipe to be coated from the socket portion side, the lance is inserted into the pipe to be coated, and the injection nozzle is installed in the pipe for blowing air. Located in. Then, the coating material is supplied from the coating material supply device to the lance, the coating material is sprayed from the coating material injection port of the spray nozzle, and the spraying is performed in the idle spray pipe. The inner surface of the pipe to be coated is coated with the coating material sprayed from the spray port. Further, the coating material that has not adhered to the inner peripheral surface of the pipe is sucked into the dust collector through the second sleeve and the air-blowing pipe. And
In the receiving portion, a mask ring prevents the coating material from adhering to the inner peripheral surface of the receiving portion. Further, the supply of the coating material for the coating film is stopped at the time when the injection nozzle reaches the end portion of the pipe to be coated on the receiving portion side.
実施例 以下本発明の一実施例を図面に基づいて説明する。第１
図から第３図において、塗装対象管１は鋳造管であり、
水平方向に配置されている。そして、塗装対象管１の軸
心線上にはランス装置２と回転保持装置３と回転駆動装
置４とが配置されている。このランス装置２は塗装対象
管１の軸心方向に往復移動する第１走行台車５と、第１
走行台車５に一端側を片持ちされたランス６とを有して
いる。そして、回転保持装置３は塗装対象管１の軸心方
向に往復移動する第２走行台車７と、第２走行台車７の
上に設けられた軸受け部８と、塗装対象管１の軸心方向
に向けて配置され、軸受け部８に回転自在に保持された
スリーブ９と、スリーブ９の一端に設けられ、塗装対象
管１の受口部1aの端部外周縁に当接して受口部1aの開口
周囲を封止する円錐状の受口保持部10とを有しており、
受口保持部10の内周面にはシール材11と、受口部1a内に
挿入されて受口内周面を覆うマスクリング12とが設けら
れている。また、スリーブ９の他端にはランス６の外周
に摺接してスリーブ９の開口を封止するシールリング13
が設けられている。そして、回転駆動装置４は塗装対象
管１の軸心方向に往復移動する第３走行台車14と、第３
走行台車14の上に設けられた第２軸受け部15と、塗装対
象管１の軸心方向に向けて配置され、第２軸受け部15に
回転自在に保持された第２スリーブ16と、第２スリーブ
16の一端に設けられて塗装対象管１を挟持するパイプチ
ャック17と、第２スリーブ16の他端にキー止めされた鎖
車18と、この鎖車18にチェーン19を介して連結された駆
動モーター20と、第２スリーブ16内に挿入された空吹き
用パイプ21とを有しており、この空吹き用パイプ21は消
耗品として取り替えられるものである。そして、塗布剤
供給装置22がランス６の基端側に連通して設けられとと
もに、回転駆動装置４の空吹き用パイプ21に連通して集
塵装置23が設けられている。さらに、ランス６は回転保
持装置３の手前でサポート24に軸心方向に摺動自在に保
持されており、ランス６の先端には噴射ノズル25が設け
られている。この噴射ノズル25には塗料噴射口26が形成
されている。また、受口部1aの下方に位置して塗料受器
27が開口している。Embodiment An embodiment of the present invention will be described below with reference to the drawings. First
From FIG. 3 to FIG. 3, the pipe 1 to be coated is a cast pipe,
They are arranged horizontally. A lance device 2, a rotation holding device 3, and a rotation drive device 4 are arranged on the axis of the coating target pipe 1. The lance device 2 includes a first traveling carriage 5 that reciprocates in the axial direction of the pipe 1 to be coated, and a first traveling carriage 5.
The traveling vehicle 5 has a lance 6 which is cantilevered at one end. The rotation holding device 3 reciprocates in the axial direction of the pipe 1 to be coated, the second traveling carriage 7, the bearing portion 8 provided on the second traveling carriage 7, and the axial direction of the pipe 1 to be coated. The sleeve 9 rotatably held by the bearing 8 and the sleeve 9 provided at one end of the sleeve 9 and abutting on the outer peripheral edge of the end 1a of the pipe 1 to be coated and receiving the end 1a. It has a conical socket holder 10 that seals around the opening of the
A sealing material 11 and a mask ring 12 that is inserted into the receiving portion 1a and covers the inner peripheral surface of the receiving opening are provided on the inner peripheral surface of the receiving opening holding portion 10. The other end of the sleeve 9 is in sliding contact with the outer periphery of the lance 6 and seals the opening of the sleeve 9.
Is provided. The rotary drive device 4 includes a third traveling carriage 14 that reciprocates in the axial direction of the coating target pipe 1, and a third traveling carriage 14.
A second bearing portion 15 provided on the traveling carriage 14, a second sleeve 16 arranged in the axial direction of the pipe 1 to be coated and rotatably held by the second bearing portion 15, sleeve
A pipe chuck 17 provided at one end of 16 for holding the pipe 1 to be coated, a chain wheel 18 keyed to the other end of the second sleeve 16, and a drive connected to the chain wheel 18 via a chain 19. It has a motor 20 and an air blowing pipe 21 inserted into the second sleeve 16, and this air blowing pipe 21 is to be replaced as a consumable item. A coating agent supply device 22 is provided in communication with the base end side of the lance 6, and a dust collecting device 23 is provided in communication with the idle blowing pipe 21 of the rotary drive device 4. Further, the lance 6 is held by the support 24 slidably in the axial direction in front of the rotation holding device 3, and an injection nozzle 25 is provided at the tip of the lance 6. A paint injection port 26 is formed in the injection nozzle 25. Also, the paint receiver is located below the receiving port 1a.
27 is open.
以下、上記構成における作用について説明する。水平方
向に配置された塗装対象管１に対して回転駆動装置４を
移動させ、塗装対象管１の挿口部1bを第２スリーブ16内
に挿入した状態においてパイプチャック17で固定保持す
る。そして、回転保持装置３を塗装対象管１の受口部1a
に近付け、受口保持部10の内周面をシール材11を介して
受口部1aの端部外周縁に当接させ、受口部1aの開口周囲
を封止するとともに、マスクリング12を受口内に挿入し
て受口内周面を覆う。そして、回転駆動装置４の駆動モ
ーター20で第２スリーブ16を回転させ、塗装対象管１を
回転駆動する。この状態でランス装置２を進行させ、ラ
ンス６をサポート27で保持しながらスリーブ９および受
口保持部10を挿通して塗装対象管１の内部に挿通し、噴
射ノズルを空吹き用パイプ21の内部に位置させる。そし
て、塗布剤供給装置22から被膜用塗料28をランス６に供
給し、噴射ノズル25の塗料噴射口26から被膜用塗料28を
噴射して空吹き用パイプ21の内部で試し吹きをした後
に、ランス６を引き抜きながら噴射ノズル25の塗料噴射
口26から噴射する被膜用塗料28によって塗装対象管１の
内面を被覆する。また、管内周面に付着しなかった被膜
用塗料28を第２スリーブ16および空吹き用パイプ21を介
して集塵装置23に吸引する。そして、受口部1aにおいて
はマスクリング12によって受口部内周面に対する被膜用
塗料28の付着を防止する。また、噴射ノズル25が塗装対
象管１の受口部1aの端部に達した時点で被膜用塗料28の
供給を停止する。このとき、噴射ノズル25から滴り落ち
る被膜用塗料28を塗料受器27で回収する。The operation of the above configuration will be described below. The rotation driving device 4 is moved with respect to the coating target tube 1 arranged in the horizontal direction, and the pipe chuck 17 fixes and holds the insertion port 1b of the coating target tube 1 in the second sleeve 16. Then, the rotation holding device 3 is attached to the receiving portion 1a of the pipe 1 to be coated.
, The inner peripheral surface of the receptacle holding portion 10 is brought into contact with the outer peripheral edge of the end portion of the receptacle 1a via the seal material 11 to seal the periphery of the opening of the receptacle 1a, and the mask ring 12 is provided. Insert it in the mouth and cover the inner surface of the mouth. Then, the drive motor 20 of the rotary drive device 4 rotates the second sleeve 16 to rotate the coating target tube 1. In this state, the lance device 2 is advanced, and while the lance 6 is held by the support 27, the sleeve 9 and the socket holding portion 10 are inserted to be inserted into the inside of the pipe 1 to be coated, and the injection nozzle of the idle blowing pipe 21 is inserted. Located inside. Then, the coating material 28 is supplied from the coating material supply device 22 to the lance 6, the coating material 28 is sprayed from the coating material spray port 26 of the spray nozzle 25, and after the test spraying inside the idle spray pipe 21, While pulling out the lance 6, the inner surface of the coating target pipe 1 is covered with the coating material 28 sprayed from the coating material spray port 26 of the spray nozzle 25. Further, the coating material 28 that has not adhered to the inner peripheral surface of the pipe is sucked into the dust collecting device 23 through the second sleeve 16 and the air blowing pipe 21. In the receiving portion 1a, the mask ring 12 prevents the coating material 28 from adhering to the inner peripheral surface of the receiving portion. The supply of the coating material 28 is stopped when the spray nozzle 25 reaches the end of the receiving portion 1a of the coating target tube 1. At this time, the coating film paint 28 dripping from the spray nozzle 25 is collected by the paint receiver 27.
発明の効果 以上述べたように、本発明によれば塗装対象管の受口部
を回転保持装置の受口保持部で支持することによって受
口周囲を封止した状態でランスを塗装対象管内に挿入す
ることができ、塗装対象管の内面に付着しなかった被膜
用塗料を周囲に飛散させることなく回収することができ
る。そして、このことによって装置の簡略化を図ること
ができる。EFFECTS OF THE INVENTION As described above, according to the present invention, the lance is provided inside the pipe to be coated in a state in which the mouth of the pipe to be coated is supported by the port holding portion of the rotation holding device to seal the periphery of the pipe. It can be inserted and the coating material that has not adhered to the inner surface of the coating target tube can be collected without being scattered around. Further, this makes it possible to simplify the device.
第１図は本発明の一実施例を示す全体構成図、第２図は
同実施例の回転保持装置の側面図、第３図は同実施例の
回転駆動装置の側面図である。 １…塗装対象管、２…ランス装置、３…回転保持装置、
４…回転駆動装置、６…ランス、９…スリーブ、10…受
口保持部、12…マスクリング、16…第２スリーブ、17…
パイプチャック、20…駆動モーター、21…空吹き用パイ
プ、25…噴射ノズル、26…塗料噴射口、28…被膜用塗
料。1 is an overall configuration diagram showing an embodiment of the present invention, FIG. 2 is a side view of a rotation holding device of the same embodiment, and FIG. 3 is a side view of a rotation drive device of the same embodiment. 1 ... Coating object pipe, 2 ... Lance device, 3 ... Rotation holding device,
4 ... Rotational drive device, 6 ... Lance, 9 ... Sleeve, 10 ... Receptacle holding part, 12 ... Mask ring, 16 ... Second sleeve, 17 ...
Pipe chuck, 20 ... Drive motor, 21 ... Air blowing pipe, 25 ... Injection nozzle, 26 ... Paint injection port, 28 ... Coating paint.
Claims (1)
自在に保持する回転保持装置と、塗装対象管の挿口部側
を保持して塗装対象管を軸心まわりに回転駆動する回転
駆動装置と、塗装対象管の全長に対応する長さを有した
ランスと、このランスの先端に設けられて塗料噴射口を
有した噴射ノズルと、前記ランスに被膜用塗料を供給す
る塗布剤供給装置とを備え、前記回転保持装置はランス
を挿通するためのスリーブが回転自在に設けられ、この
スリーブの一端に、塗装対象管の受口部の端部外周縁に
当接して受口部の開口周囲を封止する円錐状の受口保持
部と受口内に挿入されて受口内周面を覆うマスクリング
とが設けられ、前記回転駆動装置は塗装対象管の挿口部
を挿通するための第２スリーブが設けられ、この第２ス
リーブに着脱自在に装着される空吹き用パイプが集塵装
置に連通して設けられたことを特徴とする管内面塗装装
置。1. A rotary holding device for rotatably holding a receiving portion side of a coating object tube around an axis, and a driving target tube rotatably driving the coating object tube for holding an opening side of the coating object tube. Rotation drive device, a lance having a length corresponding to the entire length of the pipe to be coated, an injection nozzle having a paint injection port provided at the tip of the lance, and a coating for supplying the coating paint to the lance. The rotation holding device is rotatably provided with a sleeve for inserting the lance, and one end of the sleeve is brought into contact with the outer peripheral edge of the end portion of the receiving portion of the coating object pipe to receive the same. A cone-shaped receptacle holding portion that seals the periphery of the opening of the portion and a mask ring that is inserted into the receptacle and covers the inner peripheral surface of the receptacle are provided, and the rotation driving device inserts the insertion portion of the pipe to be coated. A second sleeve is provided for detachable attachment to this second sleeve Inner surface coating device, characterized in that the air-blowing pipe to be mounted is provided in communication with the dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4707789A JPH074564B2 (en) | 1989-02-27 | 1989-02-27 | Pipe inner surface coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4707789A JPH074564B2 (en) | 1989-02-27 | 1989-02-27 | Pipe inner surface coating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02227158A JPH02227158A (en) | 1990-09-10 |
| JPH074564B2 true JPH074564B2 (en) | 1995-01-25 |
Family
ID=12765109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4707789A Expired - Fee Related JPH074564B2 (en) | 1989-02-27 | 1989-02-27 | Pipe inner surface coating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074564B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0735576U (en) * | 1993-12-07 | 1995-07-04 | 株式会社サヌキ | Drain trap |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2723395B2 (en) * | 1991-09-05 | 1998-03-09 | 株式会社クボタ | Masking device for pipe inner surface coating |
| JP7746916B2 (en) * | 2022-05-13 | 2025-10-01 | 王子ホールディングス株式会社 | Fragrance addition method and fragrance addition device |
-
1989
- 1989-02-27 JP JP4707789A patent/JPH074564B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0735576U (en) * | 1993-12-07 | 1995-07-04 | 株式会社サヌキ | Drain trap |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02227158A (en) | 1990-09-10 |
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