JP2926101B2 - Vertical measurement system - Google Patents
Vertical measurement systemInfo
- Publication number
- JP2926101B2 JP2926101B2 JP2133151A JP13315190A JP2926101B2 JP 2926101 B2 JP2926101 B2 JP 2926101B2 JP 2133151 A JP2133151 A JP 2133151A JP 13315190 A JP13315190 A JP 13315190A JP 2926101 B2 JP2926101 B2 JP 2926101B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- emitting unit
- light emitting
- light receiving
- receiving unit
- 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
【発明の詳細な説明】 [産業上の利用分野] 本発明は、土木、建築等の分野において、例えば鉄骨
柱の建方等に適用される鉛直度測定システムに関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial application field] The present invention relates to a verticality measurement system applied to, for example, the construction of a steel column in the fields of civil engineering and construction.
[従来の技術] 従来、土木、建築等の分野において、例えば鉄骨柱の
建方においては、鉄骨柱を鉛直に施工するための柱の建
て入れ直しは、鉄骨柱頭部より下げ振りや鉛直儀によ
り、鉄骨柱頭部と脚部との寸法を計って修正している。[Prior art] Conventionally, in the fields of civil engineering and construction, for example, in the construction of a steel column, the rebuilding of the column for vertically constructing the steel column is performed by swinging down from the head of the steel column or by using a vertical rod. The dimensions of the steel column head and legs are measured and corrected.
[発明が解決しようとする課題] しかしながら、上記従来の方法においては、検査を行
うことができる高さに限度があり、高層建築においては
困難である。また、人手および作業に時間を要すると共
に、風等に影響されるため測定精度が悪いという問題を
有している。[Problems to be Solved by the Invention] However, in the above-mentioned conventional method, there is a limit to the height at which the inspection can be performed, and it is difficult in a high-rise building. Further, there is a problem that it takes time for manpower and work, and the measurement accuracy is poor due to the influence of wind and the like.
本発明は、上記問題を解決するものであって、例えば
高層建築の鉄骨柱の鉛直度の測定において高精度の測定
が可能な鉛直度測定システムを提供することを目的とす
る。An object of the present invention is to solve the above-mentioned problem, and an object of the present invention is to provide a verticality measuring system capable of performing high-accuracy measurement in, for example, measuring the verticality of a steel column of a high-rise building.
[課題を解決するための手段] そのために本発明の鉛直度測定システムは、既知座標
に固定される回転台2と、回転台2に配設されレーザを
鉛直方向に投光する発光部3と、被測定物の頭部に固定
されフォトダイオードマトリックスにて構成される受光
部6と、前記回転台2を回転させることにより受光部6
で受信され、レーザ光の軌跡により演算される位置座標
と、前記発光部3の既知座標とを比較し、両者の位置の
ずれを演算、出力するコントロール部7とからなること
を特徴とする。[Means for Solving the Problems] For that purpose, a verticality measuring system according to the present invention comprises a rotating table 2 fixed to known coordinates, a light emitting unit 3 disposed on the rotating table 2 and projecting a laser in a vertical direction. A light receiving unit 6 fixed to the head of the device to be measured and formed of a photodiode matrix;
And a control unit 7 that compares the position coordinates calculated based on the trajectory of the laser light with the known coordinates of the light emitting unit 3 and calculates and outputs a deviation between the two positions.
なお、上記構成に付加した番号は、理解を容易にする
ために図面と対比させるためのもので、これにより本発
明の何ら構成が限定されるものではない。The numbers added to the above configuration are for comparison with the drawings for easy understanding, and do not limit the configuration of the present invention at all.
[作用] 本発明においては、発光部3の既知座標と、受光部6
で受信した位置座標とを比較し、X、Y方向の既知座標
とのずれを画面表示すると共に、プリンターに出力し、
その結果に基づいて鉄骨柱の建て入れ修正を行い、既知
座標へと修正を行う。[Operation] In the present invention, the known coordinates of the light emitting unit 3 and the light receiving unit 6
And compares the received position coordinates with the known coordinates in the X and Y directions on the screen, and outputs the deviation to the printer.
Based on the result, the correction of the insertion of the steel column is performed, and the correction is performed to the known coordinates.
[実施例] 以下、本発明の実施例を図面を参照しつつ説明する。[Example] Hereinafter, an example of the present invention will be described with reference to the drawings.
第1図は本発明の鉛直度測定システムを説明するため
の構成図である。FIG. 1 is a configuration diagram for explaining a verticality measuring system of the present invention.
本発明の鉛直度測定システムは、基台1、基台1に固
定される回転台2、回転台2に配設される発光部3、鉄
骨柱4に取付金具5により取付けられる受光部6および
受光部6に接続されるコントロール部7からなる。The verticality measuring system according to the present invention includes a base 1, a turntable 2 fixed to the base 1, a light emitting unit 3 disposed on the turntable 2, a light receiving unit 6 attached to a steel column 4 by a mounting bracket 5, and The control unit 7 is connected to the light receiving unit 6.
基台1は、予め墨出しされた位置に回転台2および発
光部3を固定するための治具であり、回転台2は、発光
部3の下部に取り付けたセンサにより、予め設定された
回転数で一方向に回転する機構になっている。発光部3
は、レーザを鉛直方向に投光する機器である。The base 1 is a jig for fixing the turntable 2 and the light-emitting unit 3 to a position that has been marked in advance. The turntable 2 is rotated by a sensor attached to a lower part of the light-emitting unit 3 in advance. It is a mechanism that rotates in one direction by number. Light emitting unit 3
Is a device that emits a laser beam in the vertical direction.
回転台2は、鉛直方向の測定精度を補正するものであ
って、基台1を予め墨出しされた位置に据え付けたとし
ても、位置ずれは生じるもので、発光部3からのレーザ
の発光位置が所定の位置からずれていても、また、レー
ザ光が長い距離の間では真の鉛直線よりずれることもあ
り、この場合回転台2により0°から180°反転させて
平均値を出し、これを例えばx値とし、90°から270°
反転してこれをy値として決定する。このように、回転
台2を1回転、場合によっては2回転以上自動回転させ
ることで、鉛直方向の真の測定位置を決定することがで
きるものである。従って、手作業に比較して短時間で真
の鉛直方向の位置精度を測定できる。The turntable 2 corrects the measurement accuracy in the vertical direction. Even if the base 1 is installed at a position that has been marked in advance, a positional shift occurs. May deviate from the predetermined position, or the laser beam may deviate from the true vertical line over a long distance. In this case, the turntable 2 reverses the angle from 0 ° to 180 ° to obtain an average value. Is the x value, for example, from 90 ° to 270 °
Invert and determine this as the y value. As described above, the true measurement position in the vertical direction can be determined by automatically rotating the turntable 2 once, and sometimes two or more times. Therefore, the true vertical position accuracy can be measured in a shorter time than in manual operation.
受光部6は、可視光遮断フィルムを有し、X、Y方向
の位置検出用のフォトダイオードマトリックスにて構成
され、所定の時間レーザ光の軌跡をサーチすることによ
り、揺れ幅、レーザ光の輝度、測定領域等の計測パラメ
ータを算出し、コントロール部7へ送信される。また、
受光部6で得られたデータは、1周期毎にコントロール
部7へ送信される。The light receiving section 6 has a visible light blocking film, is composed of a photodiode matrix for detecting a position in the X and Y directions, and searches for a trajectory of the laser light for a predetermined time to obtain a swing width and a luminance of the laser light. , And measurement parameters such as a measurement area are transmitted to the control unit 7. Also,
The data obtained by the light receiving unit 6 is transmitted to the control unit 7 every cycle.
コントロール部7は、受光部6からのレーザ光の位置
データを受信し、中央演算処理装置にてデータ処理およ
び重心計算等の解析を行い、即ち、発光部3の既知座標
と、受光部6で受信した位置座標とを比較し、X、Y方
向の既知座標とのずれを画面表示すると共に、プリンタ
ーに出力する。その結果に基づいて鉄骨柱の建て入れ修
正を行い、既知座標へと修正を行う。The control unit 7 receives the position data of the laser beam from the light receiving unit 6 and performs data processing and analysis such as the calculation of the center of gravity in the central processing unit. The received position coordinates are compared with each other, and the deviation from the known coordinates in the X and Y directions is displayed on a screen and output to a printer. Based on the result, the correction of the insertion of the steel column is performed, and the correction is performed to the known coordinates.
また、受光部6発光部3の位置を所定距離ずらし、2
点を測定することにより、被測定物の回転(ねじれ)を
計測することができる。Further, the position of the light receiving unit 6 and the light emitting unit 3 is shifted by a predetermined distance,
By measuring the points, the rotation (twist) of the measured object can be measured.
[発明の効果] 以上のように本発明によれば、発光部を回転台に配設
して発光部を回転させることにより、レーザの発光位置
が所定位置よりずれていてもレーザ光の軌跡により真の
鉛直方向の位置を演算することができ、例えば高層建築
において、被測定物の頭部例えば鉄骨柱頭部に受光部を
取り付けるだけで簡単に鉛直度の測定ができる。[Effects of the Invention] As described above, according to the present invention, by arranging the light emitting unit on the turntable and rotating the light emitting unit, even if the light emitting position of the laser is deviated from the predetermined position, the locus of the laser light is The position in the true vertical direction can be calculated. For example, in a high-rise building, the verticality can be easily measured simply by attaching a light receiving section to the head of an object to be measured, for example, a steel column head.
また、コントロール部を確認するだけで、現状の建て
入れ精度を把握でき、位置決め時間を大幅に短縮するこ
とができる。In addition, only by checking the control unit, the current installation accuracy can be grasped, and the positioning time can be greatly reduced.
さらに、常に下端部(地上)からの鉛直度を測定する
ために測定精度の向上を図ることができる。Furthermore, since the verticality from the lower end (ground) is always measured, the measurement accuracy can be improved.
第1図は本発明の鉛直度測定システムを説明するための
構成図である。 2……回転台、3……発光部、6……受光部、7……コ
ントロール部。FIG. 1 is a configuration diagram for explaining a verticality measuring system of the present invention. 2 ... turntable, 3 ... light-emitting unit, 6 ... light-receiving unit, 7 ... control unit.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 陰山 恭男 東京都中央区京橋2丁目16番1号 清水 建設株式会社内 (56)参考文献 特開 昭49−120662(JP,A) 特開 昭63−217213(JP,A) (58)調査した分野(Int.Cl.6,DB名) G01C 15/00 G01C 9/00 - 9/36 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Yasuo Kageyama 2-16-1 Kyobashi, Chuo-ku, Tokyo Shimizu Construction Co., Ltd. (56) References JP-A-49-120662 (JP, A) JP-A-63 -217213 (JP, A) (58) Fields investigated (Int. Cl. 6 , DB name) G01C 15/00 G01C 9/00-9/36
Claims (1)
に配設されレーザを鉛直方向に投光する発光部と、被測
定物の頭部に固定されフォトダイオードマトリックスに
て構成される受光部と、前記回転台を回転させることに
より受光部で受信され、レーザ光の軌跡により演算され
る位置座標と、前記発光部の既知座標とを比較し、両者
の位置のずれを演算、出力するコントロール部とからな
ることを特徴とする鉛直度測定システム。1. A rotating table fixed to known coordinates, a light emitting unit disposed on the rotating table and projecting a laser beam in a vertical direction, and a photodiode matrix fixed to a head of an object to be measured. The light receiving unit, which is received by rotating the rotary table, is received by the light receiving unit, and the position coordinates calculated by the trajectory of the laser light are compared with the known coordinates of the light emitting unit, and the displacement between the two is calculated, A verticality measuring system comprising a control unit for outputting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2133151A JP2926101B2 (en) | 1990-05-23 | 1990-05-23 | Vertical measurement system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2133151A JP2926101B2 (en) | 1990-05-23 | 1990-05-23 | Vertical measurement system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0427817A JPH0427817A (en) | 1992-01-30 |
JP2926101B2 true JP2926101B2 (en) | 1999-07-28 |
Family
ID=15097903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2133151A Expired - Fee Related JP2926101B2 (en) | 1990-05-23 | 1990-05-23 | Vertical measurement system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2926101B2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5305356B2 (en) * | 2009-08-28 | 2013-10-02 | 大学共同利用機関法人 高エネルギー加速器研究機構 | Straightness measuring device |
JP6044360B2 (en) * | 2013-01-18 | 2016-12-14 | 株式会社大林組 | Installation error measuring system for building member, measuring error measuring method for building member, and erection method for struts |
KR102557609B1 (en) * | 2017-12-19 | 2023-07-20 | 엘지이노텍 주식회사 | Apparatus for sensing and method for detecting error of the same |
CN114646297A (en) * | 2022-03-28 | 2022-06-21 | 中国十七冶集团有限公司 | Climbing frame verticality and displacement monitoring and alarming device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS549904B2 (en) * | 1973-03-16 | 1979-04-28 | ||
JP2533317B2 (en) * | 1987-03-05 | 1996-09-11 | 東急建設株式会社 | Displacement automatic detection system |
-
1990
- 1990-05-23 JP JP2133151A patent/JP2926101B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0427817A (en) | 1992-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |