JP3282685B2 - Monorail train track wear inspection device - Google Patents
Monorail train track wear inspection deviceInfo
- Publication number
- JP3282685B2 JP3282685B2 JP02624393A JP2624393A JP3282685B2 JP 3282685 B2 JP3282685 B2 JP 3282685B2 JP 02624393 A JP02624393 A JP 02624393A JP 2624393 A JP2624393 A JP 2624393A JP 3282685 B2 JP3282685 B2 JP 3282685B2
- Authority
- JP
- Japan
- Prior art keywords
- sliding plate
- head
- train rail
- monorail
- wear
- 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
- Length Measuring Devices By Optical Means (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、モノレールの電車軌
条の摩耗量を測定し、その良否を検査する検査装置に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inspection apparatus for measuring the abrasion of a rail of a monorail and inspecting its quality.
【０００２】[0002]
【従来の技術】モノレールには跨座式とよばれる方式が
あり、その概念を図４により説明する。図４(a) はモノ
レール軌道と車両の直角断面を示す。モノレール軌道は
図示の断面形状の軌道桁１と、その側面に敷設された電
車軌条部２よりなる。これに対してモノレール車両３
は、底部の両側には軌道桁１に跨がる脚部31,31 が形成
され、底部の中央の軌道桁１の上部に走行機構32が、両
脚部31,31 には複数の安定車輪33がそれぞれ設けられ
る。また、一方の脚部31には電車軌条部３より電力を集
電する集電部34が設けてある。集電部34により集電され
た電力は走行機構32のモータ322 に供給され、軌道桁１
の上面に接触した走行車輪321 が回転して車両３が走行
する。2. Description of the Related Art There is a system called a straddle type for a monorail, and the concept will be described with reference to FIG. FIG. 4 (a) shows a cross section of the monorail track and the vehicle at right angles. The monorail track includes a track girder 1 having a cross-sectional shape shown in the figure and a train rail section 2 laid on the side surface thereof. Monorail vehicle 3
On both sides of the bottom, leg portions 31 and 31 are formed so as to straddle the track girder 1, a traveling mechanism 32 is provided above the track girder 1 at the center of the bottom portion, and a plurality of stable wheels 33 are provided on both leg portions 31 and 31. Are respectively provided. In addition, one leg 31 is provided with a current collector 34 for collecting power from the train rail 3. The power collected by the power collection unit 34 is supplied to the motor 322 of the traveling mechanism 32, and the track girder 1
The running wheel 321 that contacts the upper surface of the vehicle rotates and the vehicle 3 runs.
【０００３】図４(b) および図５は、電車軌条部２と電
車軌条23のそれぞれの直角断面を示す。図４(b) におい
て、電車軌条部２は、軌道桁１の側面に適当な間隔で設
けたブラケット21に、碍子22を介して吊り下げられた電
車軌条23よりなる。電車軌条23には高電圧が加圧される
ので、危険防止のために図示の位置に保護板25,26 が設
けられる。図５において、電車軌条23の頭部231 の両側
には溝232 が穿溝され、これにステンレス製の摺動板24
が嵌め込んで装着されており、摺動板24に集電部34が摺
動接触して電力が集電される。車両３の走行回数が増加
するに従って摺動板24は漸次に摩耗するので、これが限
度に達すると取り替えられる。なお、摩耗量は一様でな
く、図５に示すように摺動板24の両側の部分Ｋが速く摩
耗する。FIGS. 4 (b) and 5 show right-angle cross sections of the train rail section 2 and the train rail section 23, respectively. In FIG. 4B, the train rail section 2 is composed of a train rail 23 suspended via an insulator 22 on a bracket 21 provided at an appropriate interval on the side surface of the track girder 1. Since a high voltage is applied to the train rail 23, protective plates 25 and 26 are provided at the positions shown in the figure to prevent danger. In FIG. 5, grooves 232 are formed on both sides of the head 231 of the train rail 23, and a stainless steel sliding plate 24 is
Are fitted and mounted, and the power collector 34 slides on the sliding plate 24 to collect power. As the number of times the vehicle 3 travels increases, the sliding plate 24 wears gradually, and is replaced when this reaches the limit. The amount of wear is not uniform, and the portions K on both sides of the sliding plate 24 wear quickly as shown in FIG.
【０００４】[0004]
【発明が解決しようとする課題】従来においては、摺動
板24の摩耗量は車両３の走行回数などにより推定し、適
当なインターバルで取り替えが行われている。しかし、
軌道上の位置により摩耗量には開きがあるので、単なる
走行回数により的確に推定することはできない。一方、
モノレール軌道においては自走能力を有する軌道桁検測
車がすでに開発され、軌道桁１に対する検査が行われて
おり、この検測車に搭載し、電車軌条24の加圧を停止す
ることを条件として、自由に着脱して摺動板24の摩耗量
を連続的に検査できる装置が要請されている。この発明
は以上に鑑みてなされたもので、モノレールの軌道桁検
測車に搭載し、無加圧状態の電車軌条に対して着脱自由
で、摺動板24の摩耗量を連続的に正確に検査できる、光
学式の摩耗検査装置を提供することを目的とする。Conventionally, the amount of wear of the sliding plate 24 is estimated based on the number of times the vehicle 3 has traveled, and the sliding plate 24 is replaced at appropriate intervals. But,
Since the amount of wear varies depending on the position on the track, it cannot be accurately estimated simply by the number of times of travel. on the other hand,
For monorail tracks, a track girder inspection car with self-propelled capability has already been developed and inspection of track girder 1 has been performed, and it must be installed on this inspection car and the pressurization of the train rail 24 must be stopped. There is a demand for a device that can be freely attached and detached and that can continuously inspect the wear amount of the sliding plate 24. The present invention has been made in view of the above, is mounted on a monorail track girder inspection car, can be freely attached to and detached from a train rail in a non-pressurized state, and continuously and accurately measures the wear amount of the sliding plate 24. An object of the present invention is to provide an optical abrasion inspection device capable of inspection.
【０００５】[0005]
【課題を解決するための手段】この発明は、モノレール
の電車軌条の摩耗検査装置であって、跨座式のモノレー
ルの軌道桁の側面に頭部を下側として敷設され、この頭
部にステンレスの摺動板が装着された電車軌条を対象と
する。軌道桁検測車の電車軌条に対応した位置に支持機
構を設け、これに支持され、電車軌条の頭部に対して一
定の位置関係に保持される着脱自由の測定枠を設ける。
この測定枠に配設され、電車軌条の頭部を直角方向に切
断する適当な幅の光帯を照射する投光器、および頭部に
対して斜め方向で、光帯を受像するＣＣＤカメラよりな
る測定光学系と、軌道桁検測車の車体に設けられ、検測
車の走行中に、ＣＣＤカメラの受像した光帯の画像信号
を逐次に処理して摺動板の摩耗量を算出し、算出された
摩耗量を許容値に比較して、摺動板の良否を判定する画
像信号処理判定部とにより構成される。上記の測定枠の
実施態様は、電車軌条の方向にそれぞれ配設され、スプ
リングにより互いに内方に付勢され、電車軌条の両側面
にそれぞれ接触する２個１組の水平ローラーの２組と、
摺動板の中心に接触する２個の垂直ローラーとを有し、
かつ、測定枠を上方に付勢するスプリングを設けて着脱
自由に構成される。また、上記の画像処理判定部におい
ては、ＣＣＤカメラにより受像された光帯の画像信号を
処理して、電車軌条の頭部の形状データを作成し、この
形状データより頭部と摺動板の両端の境界点を検出す
る。両端の境界点を結ぶ直線を基準線とし、形状データ
により基準線に対する摺動板の複数の点の高さを算出
し、この高さデータを許容値に比較して摺動板の良否が
判定される。SUMMARY OF THE INVENTION The present invention relates to a wear inspection device for a monorail train rail, which is laid on the side of a straddle-type monorail track girder with its head at the lower side, and the head is made of stainless steel. Train rails on which the sliding plate is mounted. A support mechanism is provided at a position corresponding to the train rail of the track girder inspection vehicle, and a detachable measurement frame supported by the support mechanism and held in a fixed positional relationship with the head of the train rail is provided.
A measurement device consisting of a projector mounted on this measurement frame and irradiating a light band of an appropriate width for cutting the head of the train rail at right angles, and a CCD camera receiving the light band obliquely to the head The optical system and the track girder are provided on the body of the inspection vehicle, and while the inspection vehicle is running, the image signals of the light band received by the CCD camera are sequentially processed to calculate the amount of wear on the sliding plate. An image signal processing determination unit that determines the quality of the sliding plate by comparing the wear amount thus obtained with an allowable value. Embodiments of the above-mentioned measuring frame are arranged in the direction of the train rail, respectively, are urged inwardly by a spring, and are two sets of two horizontal rollers each of which comes into contact with both sides of the train rail,
Having two vertical rollers in contact with the center of the sliding plate,
Further, a spring for urging the measurement frame upward is provided so that the measurement frame can be freely attached and detached. Further, the image processing determination unit processes the image signal of the light band received by the CCD camera to generate shape data of the head of the train rail, and from the shape data, determines the shape of the head and the sliding plate. Detect boundary points at both ends. Using the straight line connecting the boundary points at both ends as the reference line, calculate the height of multiple points on the sliding plate with respect to the reference line based on the shape data, and compare the height data with the allowable value to determine the quality of the sliding plate. Is done.
【０００６】[0006]
【作用】上記の摩耗検査装置においては、電車軌条を無
加圧状態とし、軌道桁検測車に支持された測定枠は電車
軌条に対して自由に着脱され、装着されると電車軌条の
頭部に対して一定の位置関係に保持される。測定枠に配
設された測定光学系の投光器は、電車軌条の頭部を直角
方向に切断する適当な幅の光帯を照射する。これに対し
てＣＣＤカメラは、頭部に対して斜め方向で光帯を受像
する。軌道桁検測車の車体に設けられた画像信号処理判
定部は、検測車の走行中に、ＣＣＤカメラが受像した光
帯の画像信号を逐次に処理して摺動板の摩耗量を算出
し、算出された摩耗量を許容値に比較して摺動板の良否
が判定される。上記の測定枠に対して、電車軌条の方向
に配設された２組の各水平ローラーは、互いに内方に付
勢されて電車軌条の両側面にそれぞれ接触する。また同
様の方向に配設された各垂直ローラーは、測定枠を上方
に付勢するスプリングにより、摺動板の中心にそれぞれ
接触し、水平ローラーとにより電車軌条に対して測定枠
を一定の距離間隔に保つ。これらのスプリングを緩めて
各水平ローラーと各垂直ローラーを電車軌条より離隔す
ることにより、測定枠は電車軌条に対して装着または脱
去され、すなわち着脱自由である。また、上記の画像処
理判定部においては、ＣＣＤカメラにより受像された光
帯の画像信号が処理され、電車軌条の頭部の形状データ
が作成され、この形状データより頭部と摺動板の両端の
境界点が検出される。両境界点を結ぶ直線を基準線と
し、形状データにより基準線に対する摺動板の複数の点
の高さが算出され、高さデータを許容値に比較して摺動
板の良否が判定される。In the above-mentioned wear inspection device, the rail of the train is set in a non-pressurized state, and the measuring frame supported by the track girder inspection car is freely attached to and detached from the rail of the train. It is maintained in a fixed positional relationship with respect to the part. The light source of the measuring optical system provided in the measuring frame emits a light band of an appropriate width that cuts the head of the train rail at right angles. On the other hand, the CCD camera receives a light band in an oblique direction with respect to the head. The image signal processing determination unit provided on the body of the track girder inspection car sequentially processes the image signal of the light band received by the CCD camera while the inspection car is running to calculate the amount of wear of the sliding plate. Then, the quality of the sliding plate is determined by comparing the calculated amount of wear with an allowable value. With respect to the measurement frame, the two sets of horizontal rollers disposed in the direction of the train rail are urged inwardly to come into contact with both side surfaces of the train rail. Each vertical roller arranged in the same direction comes into contact with the center of the sliding plate by a spring that urges the measuring frame upward, and the measuring frame is moved a fixed distance from the train rail by the horizontal roller. Keep at intervals. By loosening these springs and separating each horizontal roller and each vertical roller from the train rail, the measuring frame can be attached to or detached from the train rail, that is, can be freely attached and detached. In the image processing determination unit, the image signal of the light band received by the CCD camera is processed, and the shape data of the head of the train rail is created. Are detected. A straight line connecting both boundary points is used as a reference line, and heights of a plurality of points of the sliding plate with respect to the reference line are calculated based on the shape data, and the quality of the sliding plate is determined by comparing the height data with an allowable value. .
【０００７】[0007]
【実施例】図１および図２は、この発明の一実施例を示
す。図１(a) は摩耗検査装置の電車軌条23に対する直角
断面図、(b) は同じく側面図、図２(a) は測定光学系７
により電車軌条23に投射される光帯の説明図、(b) は光
帯による摩耗測定方法の説明図である。1 and 2 show an embodiment of the present invention. 1 (a) is a cross-sectional view of the wear inspection device at right angles to the train rail 23, FIG. 1 (b) is a side view thereof, and FIG.
FIG. 4B is an explanatory view of a light band projected on the train rail 23 by the method shown in FIG.
【０００８】図１(a),(b) において、４は軌道桁検測車
の脚部を示し、これに支持板51と、これを上方に付勢す
るスプリング52よりなる支持機構５を設け、支持機構５
により測定枠６を回転自由として底面の中心を支持す
る。測定枠６は、底板611 に対して支持棒612 により４
個の部材613 を固定し、上面が中空のフレーム61を構成
する。部材613 の図示の位置に、互いにスプリング63に
より内方に付勢され、電車軌条23の両側面に接触する２
個を１組とする水平ローラー62,62 の２組と、頭部231
の下面に接触する２個の垂直ローラー64,64 を、それぞ
れ電車軌条23の方向に配設して構成される。この測定枠
６に対して、平板611 の図示の位置に、２個の投光器7
1,71 と、１個のＣＣＤカメラ72をそれぞれ配設して測
定光学系７を構成する。摩耗量検査を行うときは、まず
電車軌条24が無加圧状態であることを確認した後、電車
軌条23に測定枠６を装着する。装着はにおいては、水平
ローラー62,62を左右に開いてその間に電車軌条23に挿
入し、各スプリング52,63 により各水平ローラーと各垂
直ローラーを電車軌条23にそれぞれ接触させる。測定枠
６の脱去はこの逆手順により行う。In FIGS. 1 (a) and 1 (b), reference numeral 4 denotes a leg of a track girder inspection car, on which a support plate 51 and a support mechanism 5 comprising a spring 52 for urging the support plate 51 upward are provided. , Support mechanism 5
Makes the measurement frame 6 freely rotatable to support the center of the bottom surface. The measuring frame 6 is connected to the bottom plate 611 by supporting rods 612.
The individual members 613 are fixed to form a frame 61 having a hollow upper surface. The members 613 are urged inwardly by the springs 63 at the positions shown in FIG.
And two sets of horizontal rollers 62,
And two vertical rollers 64, 64 contacting the lower surface of the train rail 23, respectively. With respect to the measurement frame 6, two projectors 7
1, 71 and one CCD camera 72 are arranged to configure the measuring optical system 7. When performing the wear amount inspection, first, after confirming that the train rail 24 is in a non-pressurized state, the measuring frame 6 is mounted on the train rail 23. In mounting, the horizontal rollers 62, 62 are opened to the left and right, and inserted into the train rail 23 between them, and each horizontal roller and each vertical roller are brought into contact with the train rail 23 by the springs 52, 63, respectively. The removal of the measurement frame 6 is performed by the reverse procedure.
【０００９】図２(a) において、上記の２個の投光器7
1,71 は、電車軌条23の両側の斜め上方より、頭部231
を直角に切断する光帯73を照射する。これに対してＣＣ
Ｄカメラ72は、光帯73を斜め４５°の角度で受像する。
この場合、頭部231 と摺動板24の各表面は、カーブの曲
率が異なるので両者の境界には境界線241 があり、光帯
73は境界線241 の位置ｐで変曲する。図２(b) は両側の
変曲点ｐ1,ｐ2 を示し、これらを結ぶ直線を基準線Ｌと
する。摺動板24の上面の、例えば点ｒ，ｓ，ｔなどを測
定点とし、基準線Ｌに対する各測定点の高さＨr,Ｈs,Ｈ
t などを算出すれば、摺動板24の摩耗量が求められる。
なお、ＣＣＤカメラの受像方向が光帯に対して４５°を
なすので、上記の高さデータは１．４１倍することが必
要である。In FIG. 2A, the two projectors 7 are used.
1,71 are heads 231 from diagonally above both sides of train rail 23
Is irradiated with a light band 73 that cuts at a right angle. On the other hand, CC
The D camera 72 receives the light band 73 at an oblique angle of 45 °.
In this case, since the surface of the head 231 and the surface of the slide plate 24 have different curvatures, there is a boundary line 241 at the boundary between the two, and the light band
73 changes at the position p of the boundary line 241. FIG. 2B shows inflection points p 1 and p 2 on both sides, and a straight line connecting these inflection points p 1 and p 2 is defined as a reference line L. For example, points r, s, t, etc. on the upper surface of the sliding plate 24 are set as measurement points, and the heights H r , H s , H of the respective measurement points with respect to the reference line L
By calculating t and the like, the wear amount of the sliding plate 24 can be obtained.
Note that since the image receiving direction of the CCD camera forms 45 ° with respect to the light band, the above height data needs to be multiplied by 1.41.
【００１０】図３(a) は、画像信号処理判定部８の概略
のブロック構成を示し、(b) はその処理手順を示すフロ
ーチャートである。図３(a) において、画像信号処理判
定部８は画像信号処理部81と、比較判定部82よりなり、
検測車４の走行に伴ってＣＣＤカメラ72によりえられた
画像信号は、画像信号処理部81に逐次に入力する。また
比較判定部82には、予め摩耗量の許容値が設定される。
図３(b) において、画像信号処理部81に入力した画像信
号は２値化され、画像処理により電車軌条23の頭部23
1 の形状データが作成される。ついで、形状データよ
り光帯73の両側の上記した変曲点ｐ1,ｐ2 が検出され
、つづいて両変曲点ｐ1,ｐ2 を結ぶ基準線Ｌが作成さ
れる。形状データにより、基準線Ｌに対する測定点
ｒ，ｓ，ｔなどの高さＨr,Ｈs,Ｈt などが算出される
。なお、測定点の数と位置は必要に応じて適当に設定
する。各測定点の高さデータは、比較判定部82において
許容値と比較されて摺動板24の良否が判定され、その
結果が出力される。上記の画像信号処理部81における
画像信号の処理は、公知の画像処理技術により容易にな
されるので、ここではその詳細説明は省略する。FIG. 3A shows a schematic block configuration of the image signal processing determining section 8, and FIG. 3B is a flowchart showing the processing procedure. 3A, the image signal processing determination unit 8 includes an image signal processing unit 81 and a comparison determination unit 82.
The image signals obtained by the CCD camera 72 as the inspection vehicle 4 travels are sequentially input to an image signal processing unit 81. In the comparison determining section 82, an allowable value of the amount of wear is set in advance.
In FIG. 3B, the image signal input to the image signal processing unit 81 is binarized, and the head 23 of the train rail 23 is subjected to image processing.
1 shape data is created. Then, the inflection points p 1 and p 2 on both sides of the light band 73 are detected from the shape data, and a reference line L connecting the inflection points p 1 and p 2 is created. From the shape data, the heights H r , H s , H t of the measurement points r, s, t, etc. with respect to the reference line L are calculated. The number and positions of the measurement points are appropriately set as needed. The height data at each measurement point is compared with an allowable value in a comparison / determination unit 82 to determine the quality of the sliding plate 24, and the result is output. The processing of the image signal in the image signal processing unit 81 is easily performed by a known image processing technique, and thus the detailed description thereof is omitted here.
【００１１】[0011]
【発明の効果】以上の説明のとおり、この発明による摩
耗検査装置は、モノレールの軌道桁検測車に搭載し、電
車軌条に対して自由に着脱でき、検測車の走行中に摺動
板の摩耗量を連続的に正確に検査できるものであり、測
定フレームの実施態様においては、電車軌条に対して着
脱自由で、一定の距離間隔に測定光学系を保持する機構
と、電車軌条に投射された光帯に対するＣＣＤカメラの
画像信号の処理により、摺動板の摩耗量を算出する方法
とがそれぞれ明確に開示されており、モノレールの電車
軌条の摩耗検査に寄与するところには大きいものがあ
る。As described above, the wear inspection apparatus according to the present invention is mounted on a monorail track girder inspection car, can be freely attached to and detached from the rail of a train, and has a sliding plate while the inspection car is running. In the embodiment of the measuring frame, a mechanism that can be freely attached to and detached from the train rail, and that holds the measuring optical system at a fixed distance interval, and that projects onto the train rail The method of calculating the wear amount of the sliding plate by processing the image signal of the CCD camera with respect to the light band is clearly disclosed, and the one that contributes to the wear inspection of the rail of the monorail is large. is there.
【図１】 この発明の一実施例を示し、(a) は摩耗検査
装置の電車軌条23に対する直角断面図、(b) は同じく側
面図である。1A and 1B show an embodiment of the present invention, wherein FIG. 1A is a cross-sectional view of a wear inspection device at right angles to a train rail 23, and FIG. 1B is a side view of the same.
【図２】 図１の実施例に対するもので、(a) は測定光
学系７により電車軌条23に投射される光帯の説明図、
(b) は光帯による摩耗測定方法の説明図である。FIG. 2 (a) is an explanatory view of a light band projected on a train rail 23 by a measuring optical system 7,
(b) is an explanatory view of a wear measuring method using a light band.
【図３】 (a) はこの発明における画像信号処理判定部
８の概略のブロック構成を示し、(b) はその処理手順を
示すフローチャートである。FIG. 3 (a) shows a schematic block configuration of an image signal processing determination unit 8 in the present invention, and FIG. 3 (b) is a flowchart showing a processing procedure thereof.
【図４】 (a) はモノレール軌道と車両の直角断面、
(b) は電車軌条部２の直角断面図である。Fig. 4 (a) is a cross section of the monorail track and the vehicle at right angles,
(b) is a right-angle cross-sectional view of the rail section 2.
【図５】 電車軌条23と、これに装着された摺動板24の
摩耗を説明する直角断面図である。FIG. 5 is a right-angle cross-sectional view for explaining the wear of the train rail 23 and the sliding plate 24 attached thereto.
１…モノレールの軌道桁、２…電車軌条部、21…ブラケ
ット、22…碍子、23…電車軌条、231 …頭部、232 …
溝、24…摺動板、241 …境界線、25,26 …保護板、３…
モノレール車両、31…脚部、32…走行機構、33…安定車
輪、34…集電部、４…軌道桁検測車、５…支持機構、51
…支持板、52…スプリング、６…測定枠、61…フレー
ム、611 …底板、612 …支持棒、613 …部材、62…水平
ローラー、63…スプリング、64…垂直ローラー、７…測
定光学系、71…投光器、72…ＣＣＤカメラ、73…光帯、
８…画像信号処理判定部、81…画像信号処理部、82…比
較判定部、Ｋ…摺動板の両端、ｐ, ｐ1,ｐ2 …光帯の変
曲点、ｒ，ｓ，ｔ…測定点、Ｌ…基準線、Ｈr,Ｈs,Ｈt
…測定点ｒ，ｓ，ｔにおける摺動板の高さ、〜…フ
ローチャートのステップ番号。DESCRIPTION OF SYMBOLS 1 ... Track rail of monorail, 2 ... train rail part, 21 ... bracket, 22 ... insulator, 23 ... train rail, 231 ... head, 232 ...
Groove, 24… Sliding plate, 241… Boundary line, 25,26… Protective plate, 3…
Monorail vehicle, 31 legs, 32 running mechanism, 33 stable wheels, 34 current collector, 4 track track inspection car, 5 support mechanism, 51
... Support plate, 52 ... Spring, 6 ... Measurement frame, 61 ... Frame, 611 ... Bottom plate, 612 ... Support rod, 613 ... Member, 62 ... Horizontal roller, 63 ... Spring, 64 ... Vertical roller, 7 ... Measurement optical system, 71: Floodlight, 72: CCD camera, 73: Light band,
8 ... image signal processing determination unit, 81 ... image signal processing unit, 82 ... comparison section, both ends of K ... sliding plate, p, p 1, p 2 ... inflection point of the optical band, r, s, t ... measuring point, L ... reference line, H r, H s, H t
... the height of the sliding plate at the measurement points r, s, t ... step numbers in the flowchart.
Claims (3)
部を下側として敷設され、該頭部にステンレスの摺動板
が装着された電車軌条を対象とし、軌道桁検測車の該電
車軌条に対応した位置に支持機構を設け、該支持機構に
支持され、該電車軌条の頭部に対して一定の位置関係に
保持される着脱自由の測定枠を設け、該測定枠に配設さ
れ、該頭部を直角方向に切断する適当な幅の光帯を照射
する投光器、および該頭部に対して斜め方向で該光帯を
受像するＣＣＤカメラよりなる測定光学系と、前記軌道
桁検測車の車体に設けられ、該検測車の走行中に、前記
ＣＣＤカメラの受像した光帯の画像信号を逐次に処理し
て、前記摺動板の摩耗量を算出し、該算出された摩耗量
を許容値に比較して該摺動板の良否を判定する、画像信
号処理判定部とにより構成されたことを特徴とする、モ
ノレールの電車軌条の摩耗検査装置。1. A straddle-type monorail track girder which is laid on a side surface of a track girder of a monorail with a head downward and a stainless steel sliding plate is mounted on the head. A support mechanism is provided at a position corresponding to the train rail, and a detachable measurement frame supported by the support mechanism and held in a fixed positional relationship with the head of the train rail is provided. A light projector for irradiating a light band of an appropriate width for cutting the head in a direction perpendicular to the head, a measuring optical system comprising a CCD camera for receiving the light band obliquely to the head, and the track It is provided on the body of a girder inspection vehicle, and while the inspection vehicle is running, sequentially processes image signals in the light band received by the CCD camera to calculate the amount of wear on the sliding plate, The image signal processing determination unit, which determines the quality of the sliding plate by comparing the measured wear amount with an allowable value. A wear inspection device for a monorail train track.
れぞれ配設され、スプリングにより互いに内方に付勢さ
れ、前記電車軌条の両側面にそれぞれ接触する２個１組
の水平ローラーの２組と、前記摺動板の中心に接触する
２個の垂直ローラーとを有し、かつ、前記測定フレーム
を上方に付勢するスプリングを設けて着脱自由に構成さ
れたことを特徴とする、請求項１記載のモノレールの電
車軌条の摩耗検査装置。2. A pair of two horizontal rollers, each of which is arranged in the direction of the train rail, is urged inward by a spring, and comes into contact with both side surfaces of the train rail. The apparatus according to claim 1, further comprising a pair and two vertical rollers which are in contact with the center of said slide plate, and which are provided detachably by providing a spring for urging said measurement frame upward. Item 1. The wear inspection device for a monorail train rail according to item 1.
ラにより受像された前記光帯の画像信号を処理して、前
記電車軌条の頭部の形状データを作成し、該形状データ
より、該頭部と前記摺動板の両端の境界点を検出し、該
両端の境界点を結ぶ直線を基準線とし、前記形状データ
により該基準線に対する前記摺動板の複数の測定点の高
さを算出し、該算出された高さデータにより該摺動板の
良否を判定することを特徴とする、請求項１記載のモノ
レールの電車軌条の摩耗検査装置。3. The image signal processing section processes an image signal of the light band received by the CCD camera to create shape data of the head of the train rail, and uses the shape data to generate the shape data of the head. The boundary points at both ends of the sliding plate and the sliding plate are detected, and a straight line connecting the boundary points at both ends is set as a reference line, and the height of a plurality of measurement points of the sliding plate with respect to the reference line is calculated based on the shape data. The monorail rail track wear inspection device according to claim 1, wherein the quality of the sliding plate is determined based on the calculated height data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02624393A JP3282685B2 (en) | 1993-01-21 | 1993-01-21 | Monorail train track wear inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02624393A JP3282685B2 (en) | 1993-01-21 | 1993-01-21 | Monorail train track wear inspection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06221813A JPH06221813A (en) | 1994-08-12 |
| JP3282685B2 true JP3282685B2 (en) | 2002-05-20 |
Family
ID=12187862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP02624393A Expired - Fee Related JP3282685B2 (en) | 1993-01-21 | 1993-01-21 | Monorail train track wear inspection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3282685B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4901704B2 (en) * | 2007-11-29 | 2012-03-21 | 株式会社かんこう | Tracked monorail track inspection system |
| JP5117368B2 (en) * | 2008-12-16 | 2013-01-16 | 株式会社日立ハイテクノロジーズ | Device for measuring the amount of road wear of a straddle-type monorail |
| JP6438691B2 (en) * | 2014-07-01 | 2018-12-19 | 日本信号株式会社 | Trajectory inspection device and trajectory inspection system |
| KR102019920B1 (en) * | 2018-01-17 | 2019-09-09 | 우이신설경전철운영 주식회사 | Vehicle for Checking Catenary of Light Electric Railway |
| CN110030960A (en) * | 2019-05-07 | 2019-07-19 | 中国铁道科学研究院集团有限公司 | Steel-aluminum conductor rail wear detecting system and method |
| CN115447624A (en) * | 2022-10-09 | 2022-12-09 | 泉州装备制造研究所 | Single track railway inspection vehicle |
| CN115406356B (en) * | 2022-11-02 | 2023-01-13 | 湖南科天健光电技术有限公司 | Rail corrugation measuring method |
-
1993
- 1993-01-21 JP JP02624393A patent/JP3282685B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06221813A (en) | 1994-08-12 |
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