JPS6031053A - Feeler driving apparatus for automatic ultrasonic-wave detection for bent pipe - Google Patents
Feeler driving apparatus for automatic ultrasonic-wave detection for bent pipeInfo
- Publication number
- JPS6031053A JPS6031053A JP58137730A JP13773083A JPS6031053A JP S6031053 A JPS6031053 A JP S6031053A JP 58137730 A JP58137730 A JP 58137730A JP 13773083 A JP13773083 A JP 13773083A JP S6031053 A JPS6031053 A JP S6031053A
- Authority
- JP
- Japan
- Prior art keywords
- longitudinal
- bent pipe
- track
- drive device
- circumferential
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q9/00—Arrangements for supporting or guiding portable metal-working machines or apparatus
- B23Q9/0014—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action
- B23Q9/0021—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action the tool being guided in a circular path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は超音波探触子を支承１７てこれを曲管の表面に
沿って摺動せしめる駆動装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a drive device that supports an ultrasonic probe 17 and slides it along the surface of a curved pipe.
従来におけるこの種の駆動装置の一例を第１図に示す。 An example of a conventional drive device of this type is shown in FIG.
本例の従来装置は、曲管１に沿って長手軌道２が数句け
られ、この長手軌道２を走行する駆動装置４が設けられ
ている。上記の駆動装置４はローラ４ａを介して長手軌
道２に係合されている。In the conventional device of this example, several longitudinal tracks 2 are formed along a curved pipe 1, and a drive device 4 that runs along these longitudinal tracks 2 is provided. The drive 4 described above is engaged with the longitudinal track 2 via rollers 4a.
上記の駆動装置４は、リング状に形成された周軌道３と
一体となっており、周軌道３には探触子６を有した探触
子駆動装置５が設置されている。The drive device 4 described above is integrated with a circumferential orbit 3 formed in a ring shape, and a probe drive device 5 having a probe 6 is installed on the circumferential orbit 3.
駆動装置４が長手軌道２に沿って走行し、探触子駆動装
置５が駆動装置４と一体となった周軌道３を走行するこ
とにより、周溶接線８及び長手溶接線７の探傷が行われ
る。The drive device 4 travels along the longitudinal track 2, and the probe drive device 5 travels along the circumferential track 3 integrated with the drive device 4, whereby flaw detection of the circumferential weld line 8 and the longitudinal weld line 7 is performed. be exposed.
この場合、曲管１に沿った長手軌道２、周軌道３は大型
となる。長手軌道２は２点、周軌道３は１点又は２点で
支持しているだけであるため、大きなモーメントが発生
し、軌道の剛性及び支持点の剛性が問題であった。又、
長手軌道２は、曲管１に沿って設置されるため、形状が
Ｓ字形となシ、駆動装置４の曲管に対する追従が困難で
あるという欠点があった。In this case, the longitudinal track 2 and circumferential track 3 along the curved pipe 1 become large. Since the longitudinal track 2 is supported at only two points and the circumferential track 3 is supported at one or two points, a large moment is generated, and the rigidity of the track and the rigidity of the supporting points are problematic. or,
Since the longitudinal track 2 is installed along the curved pipe 1, it has an S-shape, which makes it difficult for the drive device 4 to follow the curved pipe.
本発明は、曲管に沿って正確に追従しつつ超音波探触子
を摺動せしめ得る駆動装置を提供することを目的とする
。SUMMARY OF THE INVENTION An object of the present invention is to provide a drive device that can slide an ultrasonic probe while accurately following a curved pipe.
上記の目的を達成するため、本発明の駆動装置は、曲管
の軸に沿った長手軌道と、曲管よりも大径の周軌道とを
設け、上記の長手軌道とこの長手軌道を支承する部材と
によって曲管を包囲する機状の構造物を構成したことを
特徴とする。In order to achieve the above object, the drive device of the present invention provides a longitudinal track along the axis of the curved pipe and a circumferential track having a larger diameter than the curved pipe, and supports the above-mentioned longitudinal track and this longitudinal track. The present invention is characterized in that the members constitute a machine-like structure that surrounds the bent pipe.
″〔発明の実施例〕
次に、本発明の一実施例を第２図乃至第６図について説
明する。第２図は本発明の装置を曲管１に装着した状態
の正面図で、従来装置における第１図に対応する図であ
る。７は探傷の対象である長手溶接線、８は同じく周溶
接線である。[Embodiment of the Invention] Next, an embodiment of the present invention will be explained with reference to FIGS. 2 to 6. FIG. This is a diagram corresponding to FIG. 1 of the apparatus. Reference numeral 7 indicates a longitudinal weld line, which is the object of flaw detection, and 8 indicates a circumferential weld line.
曲管１に長手軌道として扇形軌道２が装着されている。A fan-shaped track 2 is attached to a bent pipe 1 as a longitudinal track.
この扇形軌道２は曲管１の軸に沿った形状に成形し、曲
管１の背（曲率半径の外周側表面に対して一定の間隔り
を保つように支承しである。This fan-shaped track 2 is formed in a shape along the axis of the curved tube 1, and is supported so as to maintain a constant distance from the back of the curved tube 1 (the outer peripheral surface of the radius of curvature).
−に記の扇形軌道２と、これを支承している部材とは機
状の構造体を形成して曲管１を包囲している。- The fan-shaped track 2 and the members supporting it form a machine-like structure and surround the curved pipe 1.
この籠状構成については、後に、第６図を参照しつつ詳
述する。１０ａ、１０ｂ、ＩＯＣは環状の保持具である
。This cage-like configuration will be described in detail later with reference to FIG. 10a, 10b and IOC are annular holders.
扇形軌道２上には長手方向駆動装置４が走行する。長手
方向駆動装置は周軌道３が保持台９を介して取り付けら
れている。同軌道３は内面にラックが切ってあシ、周軌
道３の内面を探触子６を有する周方向駆動装置５が走行
する。第３図に第２図におけるＡ矢視図を示す。周軌道
３はリング形で、複数に分割され取付けられる。又、周
軌道３はリング形のため、長手溶接線７が位置する４個
所において探傷範囲をカバーする周方向移動が可能であ
る。第４図は、第２図におけるＢ矢視図、第５図は側面
図を示す。長手方向駆動装置４′は第５図に示すように
軌道案内ローラｌｌａを介して扇形軌道２上に設置され
る。長手方向駆動装置４′はモータ１２を塔載し、ウオ
ーム１３を介して、ビニオン１４を回転させ、扇形軌道
２に切られたラック１５とかみ合わせて駆動する。又、
周方向駆動装置５もラック、ピニオンのかみ合わせによ
シ、長手方向駆動装置４に保持台９を介して固定された
周軌道３の内側を走行し、該周方向駆動装置５に設置さ
れた探触子６で探傷する。A longitudinal drive 4 runs on the sector track 2 . The longitudinal drive device has a circumferential track 3 attached via a holding table 9. The track 3 has a rack cut into its inner surface, and a circumferential drive device 5 having a probe 6 runs on the inner surface of the circumferential track 3. FIG. 3 shows a view taken along arrow A in FIG. 2. The circumferential orbit 3 is ring-shaped and is divided into a plurality of parts and attached. Furthermore, since the circumferential track 3 is ring-shaped, it can move in the circumferential direction to cover the flaw detection range at four locations where the longitudinal weld line 7 is located. 4 shows a view in the direction of arrow B in FIG. 2, and FIG. 5 shows a side view. The longitudinal drive 4' is mounted on the sector-shaped track 2 via track guide rollers lla, as shown in FIG. The longitudinal drive device 4' has a motor 12 mounted thereon, which rotates a pinion 14 through a worm 13, meshing with a rack 15 cut into a fan-shaped track 2 and driving it. or,
The circumferential drive device 5 also runs inside the circumferential track 3 which is fixed to the longitudinal drive device 4 via a holding table 9 due to the meshing of the rack and pinion. Detect flaws with probe 6.
第６図に軌道の筒状構造体の斜視図を示す。軌道は軌道
保持具１０ ａ、 １０ ｂ、 １０ Ｃ，扇形軌道２
及び軌道剛性をもたせるための支持アーム１６から成っ
ている。軌道保持具１０ ａ、 １０ ｂ。FIG. 6 shows a perspective view of the cylindrical structure of the track. The orbits are orbit holders 10a, 10b, 10C, fan-shaped orbit 2
and a support arm 16 for providing track rigidity. Track holder 10a, 10b.
ｉｏｃはヒンジ１７ａ、１７ｂ、１７ｃを中心に開閉さ
れ、曲管１に着脱する。又、軌道保持具１０ａにより扇
形軌道２を把持させるため、軌道保持具１０ａに固定用
締付は）−ンドル１８を設けている。締付はハンドル１
８を矢印Ｃのように動かすことにより、軌道保持具１０
ａが固定される。The ioc is opened and closed around hinges 17a, 17b, and 17c, and is attached to and detached from the curved pipe 1. Further, in order to hold the fan-shaped track 2 by the track holder 10a, a fixing bolt 18 is provided on the track holder 10a. Tighten with handle 1
8 in the direction of arrow C, the track holder 10
a is fixed.
本実施例のような薄形構造とすることにより、軌道の剛
性を増し、軌道の変形による駆動装置の停止等の原因を
解消する効果があるとともに、確実な駆動による位！精
度の信頼性向上に効果がある。A thin structure like the one in this embodiment increases the rigidity of the track and has the effect of eliminating causes such as stoppage of the drive device due to deformation of the track, as well as providing reliable drive! Effective in improving reliability of accuracy.
又、長手溶接線がどの位置にあっても全範囲探傷が可能
である。Furthermore, no matter where the longitudinal weld line is located, full range flaw detection is possible.
第７図は本実施例装置の使用方法を説明するだめの正面
図である。周軌道３を周溶接線８上に位置させ、探触子
６を有する周方向駆動装置５が周軌道３を矢印Ｅのよう
に走行する。周方向駆動装置５は矢印Ｉ）のように探触
子６を駆動走行させる。FIG. 7 is a front view for explaining how to use the device of this embodiment. The circumferential track 3 is positioned on the circumferential welding line 8, and the circumferential drive device 5 having the probe 6 travels on the circumferential track 3 in the direction of arrow E. The circumferential drive device 5 drives the probe 6 as shown by arrow I).
本例のような機構により、周溶接線８及び長手溶接線７
０両探傷が可能となる。By a mechanism like this example, the circumferential weld line 8 and the longitudinal weld line 7
0 vehicle flaw detection becomes possible.
本例に示したように周軌道３を長手方向駆動装置４′に
取付けた構成にすると、該周軌道３を周方向溶接線８に
合わせることが容易であシ、かつ、該周方向溶接線８０
両側の所望の幅の区域をカバーして探傷する操作に便利
である。If the circumferential track 3 is attached to the longitudinal drive device 4' as shown in this example, it is easy to align the circumferential track 3 with the circumferential weld line 8, and the circumferential weld line 80
It is convenient for flaw detection operations that cover a desired width area on both sides.
また、本実施例に示したように周軌道３の内側（曲管１
に近い側）に周方向駆動装置５を装着すると、該周方向
駆動装置５が長手方向の軌道（本例における扇形軌道）
２と干渉せずに周方向に移動できるので好都合である。In addition, as shown in this embodiment, the inner side of the circumferential track 3 (the curved pipe 1
When the circumferential drive device 5 is installed on the side closer to the
This is advantageous because it can be moved in the circumferential direction without interfering with 2.
また、第６図に示したように、長手軌道２とこれを支承
する部材とによって形成した筒状の構造体で曲管１を包
囲するように構成し、かつ上記の筒状の構造体を曲管１
に対して着脱自在に把持せしめる手段（本例における締
付ハンドル１８）を設けると、この駆動装置を曲管の任
意の個所に取付は取外しするのに便利である。Further, as shown in FIG. 6, a cylindrical structure formed by a longitudinal track 2 and a member supporting the same is configured to surround the curved pipe 1, and the cylindrical structure is Bent pipe 1
Providing a means (the tightening handle 18 in this example) for detachably gripping the bending pipe makes it convenient to attach and detach the drive device to any location on the curved pipe.
以上詳述したように、本発明は、曲管の表面に沿って超
音波探触子を摺動せしめる駆動装置において、曲管の軸
に沿った長手軌道と、曲管よシも大径の周軌道とを設け
、上記の長手軌道とこの長手軌道を支承する部材とによ
って曲管を包囲する筒状の構造物を構成するという簡単
な構造で、超音波探触子を曲管に沿って正確かつ確実に
摺動させることができるという優れた実用的効果がある
。As described in detail above, the present invention provides a driving device for sliding an ultrasonic probe along the surface of a curved pipe, and a longitudinal trajectory along the axis of the curved pipe. The ultrasonic probe can be moved along the curved pipe using a simple structure in which a circumferential orbit is provided, and the longitudinal orbit and the member supporting the longitudinal orbit form a cylindrical structure surrounding the curved pipe. It has an excellent practical effect of being able to slide accurately and reliably.
第１図は従来の曲管自動超音波探触子駆動装置の正面図
、第２図は本発明の一実施例における曲管自動超音波探
触子駆動装置の正面図、第３図は第２図におけるＡ矢視
断面図、第４図は第２図における■３矢視図、第５図は
同部分拡大図、第６図は長手軌道とその支承部材によっ
て構成した筆状構造物で曲管を包囲した状態の斜視図、
第７図は本実施例装置の使用方法を説明するた必の正面
図である。
１・・・曲管、２・・・扇形軌道、３・・・周軌道、４
・・・長手方向駆動装置、５・・・周方向駆動装置、６
・・・探触子部、７・・・長手溶接線、８・・・周溶接
線、９・・・保持台、１０ａ、１０ｂ、 １ｏｃ・・−
軌道保持具、１１・・・軌道案内ローラ支持体、１１ａ
・・・ローラ、１２・・・モータ、１３・・・ウオーム
、１４・・・ビニオン、１５・・・軌道ラック、１６・
・・支持アーム、１７・・・ヒンジ、１８・・・締付は
ハンドル。
第１頁の続き
０発 明 者 高 久 和 夫 日立市幸町３丁目内FIG. 1 is a front view of a conventional curved tube automatic ultrasonic probe drive device, FIG. 2 is a front view of a curved tube automatic ultrasonic probe drive device according to an embodiment of the present invention, and FIG. Figure 4 is a cross-sectional view taken from arrow A in Figure 2, Figure 4 is a view taken from arrow ■3 in Figure 2, Figure 5 is an enlarged view of the same part, and Figure 6 is a brush-like structure composed of a longitudinal track and its supporting member. A perspective view of a state in which the bent pipe is surrounded,
FIG. 7 is a front view necessary for explaining how to use the device of this embodiment. 1... Bent pipe, 2... Fan-shaped orbit, 3... Circumferential orbit, 4
...Longitudinal direction drive device, 5... Circumferential direction drive device, 6
... Probe section, 7... Longitudinal weld line, 8... Circumferential weld line, 9... Holding stand, 10a, 10b, 1oc...-
Track holder, 11... track guide roller support, 11a
... Roller, 12 ... Motor, 13 ... Worm, 14 ... Binion, 15 ... Orbit rack, 16 ...
...Support arm, 17...Hinge, 18...Handle for tightening. Continued from page 10 Inventor Kazuo Takashi 3-chome, Saiwaimachi, Hitachi City
Claims (1)
動装置において、曲管の軸に沿った長手軌道と、曲管よ
シも大径の周軌道とを設け、上記の長手軌道とこの長手
軌道を支承する部材とによって曲管を包囲する籠状の構
造物を構成したことを特徴とする曲管自動超音波探触子
駆動装置。 ２、前記の周軌道は、長手軌道上を走行する長手方向駆
動装置に取付けたものでおることを特徴とする特許請求
の範囲第１項に記載の曲管自動超音波探触子駆動装置。 ３、前記の周軌道は、その内側に周方向駆動装置を設け
たものであることを特徴とする特許請求の範囲第２項に
記載の曲管自動超音波探触子駆動装置。 ４、前記の籠状の構造物は、曲管に対して着脱容易な保
持具を設けたものであることを特徴とする特許請求の範
囲第１項に記載の曲管自動超音波探触子駆動装置。 ５、前記の長手軌道は、曲管の背側に取付けるように構
成したものであることを特徴とする特許請求の範囲第１
項に記載の曲管自動超音波探触子駆動装置。[Claims] 1. In a drive device for sliding an ultrasonic probe along the surface of a curved tube, a longitudinal trajectory along the axis of the curved tube and a circumferential trajectory having a large diameter along the curved tube. An automatic ultrasonic probe drive device for a curved tube, characterized in that the longitudinal trajectory and a member supporting the longitudinal trajectory constitute a cage-like structure surrounding the curved tube. 2. The curved tube automatic ultrasonic probe drive device according to claim 1, wherein the circumferential track is attached to a longitudinal drive device that runs on a longitudinal track. 3. The curved tube automatic ultrasonic probe driving device according to claim 2, wherein the circumferential orbit is provided with a circumferential driving device inside thereof. 4. The curved tube automatic ultrasonic probe according to claim 1, wherein the cage-like structure is provided with a holder that can be easily attached to and detached from the curved tube. Drive device. 5. Claim 1, wherein the longitudinal track is configured to be attached to the back side of a curved pipe.
The curved tube automatic ultrasonic probe drive device described in 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58137730A JPS6031053A (en) | 1983-07-29 | 1983-07-29 | Feeler driving apparatus for automatic ultrasonic-wave detection for bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58137730A JPS6031053A (en) | 1983-07-29 | 1983-07-29 | Feeler driving apparatus for automatic ultrasonic-wave detection for bent pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6031053A true JPS6031053A (en) | 1985-02-16 |
Family
ID=15205487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58137730A Pending JPS6031053A (en) | 1983-07-29 | 1983-07-29 | Feeler driving apparatus for automatic ultrasonic-wave detection for bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6031053A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009236613A (en) * | 2008-03-26 | 2009-10-15 | Asahi Kasei Chemicals Corp | Inspection apparatus of piping and inspection method of the same |
| JP2013087823A (en) * | 2011-10-14 | 2013-05-13 | Chugoku Electric Power Co Inc:The | Reinforcing material winding device |
| CN103201622A (en) * | 2010-10-28 | 2013-07-10 | 西门子公司 | Automatic incidence angle adjustment for ultrasound test heads which is dependent on the position of the test heads |
-
1983
- 1983-07-29 JP JP58137730A patent/JPS6031053A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009236613A (en) * | 2008-03-26 | 2009-10-15 | Asahi Kasei Chemicals Corp | Inspection apparatus of piping and inspection method of the same |
| CN103201622A (en) * | 2010-10-28 | 2013-07-10 | 西门子公司 | Automatic incidence angle adjustment for ultrasound test heads which is dependent on the position of the test heads |
| JP2013087823A (en) * | 2011-10-14 | 2013-05-13 | Chugoku Electric Power Co Inc:The | Reinforcing material winding device |
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