CN105277138A - Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof - Google Patents
Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof Download PDFInfo
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- CN105277138A CN105277138A CN201510731575.5A CN201510731575A CN105277138A CN 105277138 A CN105277138 A CN 105277138A CN 201510731575 A CN201510731575 A CN 201510731575A CN 105277138 A CN105277138 A CN 105277138A
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Abstract
The invention discloses a maglev curve F-type rail curvature two-dimensional measuring device. The maglev curve F-type rail curvature two-dimensional measuring device comprises a detection platform and a detection device, wherein the detection device and a curve F-type rail are arranged at the top part of the detection platform in a spaced manner, the detection device comprises a driving device, a laser ranging sensor and a linear guide rail, and the linear guide rail is arranged along the extension direction of the curve F-type rail. The invention further discloses a maglev curve F-type rail curvature two-dimensional detection method. The maglev curve F-type rail curvature two-dimensional measuring device and the maglev curve F-type rail curvature two-dimensional detection method are used for measuring curvature of the curve F-type rail, can be used for detecting the F-type rail workblank after bending and machining, can be further used for detecting other curves and curved surfaces, can detect the curvature of the curve F-type rail accurately, conveniently and rapidly, and solve the curvature detection difficulty of the F-type rail in machining process.
Description
Technical field
The present invention relates to the curvature measurement technical field of curve F type rail, particularly relate to measurement mechanism and detection method thereof that a kind of magnetic floats curve F type rail curvature two dimension.
Background technology
In the processing of medium-and low-speed maglev orbital curve F type rail, the curvature (or linear) of curve F type rail controls to be the difficult point in the processing of curve F type rail and emphasis, and therefore the detection of curve F rail curvature is particularly important.
Method the most frequently used at present extrapolates curvature or sweep by the method for leveling ruler or the line that stretches tight measurement action, and measuring accuracy is low, can only meet the testing requirement that blank bends, and cannot ensure the measuring accuracy requirement of the rear finished product of F type rail processing.
Also three-dimensional laser measuring technique can be adopted to carry out three-dimensional values, by gathering the information such as the three-dimensional coordinate of a large amount of intensive point in testee surface, reflectivity and texture, the three-dimensional model of measured target and line, face, the various graph data of body can be rebuilded out, by data processing, draw testing result.Three-dimensional values precision is high, can carry out comprehensive detection, but measuring process and data processing is all more complicated, waste time and energy to F type rail, measures efficiency very low.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides the measurement mechanism that a kind of magnetic floats curve F type rail curvature two dimension.
The measurement mechanism that magnetic provided by the invention floats curve F type rail curvature two dimension comprises detection platform and pick-up unit, described pick-up unit and curve F type rail are disposed on described detection platform top, described pick-up unit comprises drive unit, laser range sensor and line slideway, described line slideway is arranged along institute's curve F type rail bearing of trend that is set forth in, and described drive unit drives described laser range sensor along described line slideway uniform motion.
In a kind of preferred embodiment of the present invention, also comprise grating scale and slide block, described grating scale and slide block are located at described line slideway successively, and described grating scale is for detecting the displacement of described laser range sensor.
In a kind of preferred embodiment of the present invention, described line slideway is fixedly arranged on described detection platform by track base.
In a kind of preferred embodiment of the present invention, described curve F type rail is located at described detection platform by the backing plate arranged bottom it.
In a kind of preferred embodiment of the present invention, the face to be detected of described laser range sensor and described curve F type rail is oppositely arranged.
In a kind of preferred embodiment of the present invention, described drive unit is CD-ROM drive motor.
The present invention also provides a kind of magnetic to float the measuring method of curve F type rail curvature two dimension, comprising:
Step one, pick-up unit and curve F type rail interval to be arranged;
Step 2, described pick-up unit comprise laser range sensor, and to be detected of described curve F type rail relative with survey laser range sensor;
Step 3, provide drive unit and line slideway, described laser range sensor and described drive unit are located at described line slideway;
Step 4, start described laser range sensor and described drive unit, described drive unit drives described laser range sensor along described line slideway uniform motion;
Step 5, provide grating scale, described grating scale detects the displacement of described laser range sensor;
Step 6, described laser range sensor measure one group to be detected the distance to described laser range sensor in the length of setting, and the location point collected on one group of tested surface, measured point is fitted to a curve, with theoretical curve comparison, draw the error of tested surface curvature.
Compared to prior art, magnetic provided by the invention floats the measurement mechanism of curve F type rail curvature two dimension and detection method thereof for experiment curv F type rail curvature, can detect simultaneously F type rail blank bend after and after machine work; Also can be used for the detection of other curve, curved surface, the present invention can accurately, easily and quickly detect the curvature of curve F type rail simultaneously, solves a detection difficult problem for F type rail process mean curvature.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the vertical view that magnetic provided by the invention floats the measurement mechanism of curve F type rail curvature two dimension;
Fig. 2 is the measurement mechanism side view that magnetic provided by the invention floats curve F type rail curvature two dimension.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
The present invention discloses the measurement mechanism that a kind of magnetic floats curve F type rail curvature two dimension, please refer to Fig. 1 and Fig. 2.The measurement mechanism that described magnetic floats curve F type rail curvature two dimension comprises detection platform 9 and pick-up unit, and described pick-up unit and curve F type rail 2 are disposed on described detection platform top 9.
Described pick-up unit comprises drive unit 5, laser range sensor 3, line slideway 7, grating scale 6 and slide block 4, described line slideway 7 is arranged along be set forth in curve F type rail 2 bearing of trend, described drive unit 5 drives described laser range sensor 3 along described line slideway 7 uniform motion, described grating scale 6 and slide block 4 are located at described line slideway 7 successively, and described grating scale 6 is for detecting the displacement of described laser range sensor 3.
In the present embodiment, described laser range sensor 3 is oppositely arranged with the face to be detected of described curve F type rail 2; Described drive unit 5 is CD-ROM drive motor.
Further, described line slideway 7 is fixedly arranged on described detection platform 9 by track base 8; Described curve F type rail 2 is located at described detection platform 9 by the backing plate 1 arranged bottom it.
The present invention also provides a kind of magnetic to float the measuring method of curve F type rail curvature two dimension, comprising:
Step one, pick-up unit and curve F type rail interval to be arranged;
Step 2, described pick-up unit comprise laser range sensor, and to be detected of described curve F type rail relative with survey laser range sensor;
Step 3, provide drive unit and line slideway, described laser range sensor and described drive unit are located at described line slideway;
Step 4, start described laser range sensor and described drive unit, described drive unit drives described laser range sensor along described line slideway uniform motion;
Step 5, provide grating scale, described grating scale detects the displacement of described laser range sensor;
Step 6, described laser range sensor measure one group to be detected the distance to described laser range sensor in the length of setting, and the location point collected on one group of tested surface, measured point is fitted to a curve, with theoretical curve comparison, draw the error of tested surface curvature.
Meanwhile, this programme also can design some frocks, also can detect the center curvature of a curve of F type rail.
In sum, magnetic provided by the invention floats the measurement mechanism of curve F type rail curvature two dimension and detection method thereof for experiment curv F type rail curvature, can detect simultaneously F type rail blank bend after and after machine work; Also can be used for the detection of other curve, curved surface, the present invention can accurately, easily and quickly detect the curvature of curve F type rail simultaneously, solves a detection difficult problem for F type rail process mean curvature.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a magnetic floats the measurement mechanism of curve F type rail curvature two dimension, comprise detection platform and pick-up unit, it is characterized in that, described pick-up unit and curve F type rail are disposed on described detection platform top, described pick-up unit comprises drive unit, laser range sensor and line slideway, described line slideway is arranged along institute's curve F type rail bearing of trend that is set forth in, and described drive unit drives described laser range sensor along described line slideway uniform motion.
2. magnetic according to claim 1 floats the measurement mechanism of curve F type rail curvature two dimension, it is characterized in that, also comprise grating scale and slide block, described grating scale and slide block are located at described line slideway successively, and described grating scale is for detecting the displacement of described laser range sensor.
3. magnetic according to claim 1 floats the measurement mechanism of curve F type rail curvature two dimension, and it is characterized in that, described line slideway is fixedly arranged on described detection platform by track base.
4. magnetic according to claim 1 floats the measurement mechanism of curve F type rail curvature two dimension, it is characterized in that, described curve F type rail is located at described detection platform by the backing plate arranged bottom it.
5. magnetic according to claim 1 floats the measurement mechanism of curve F type rail curvature two dimension, it is characterized in that, the face to be detected of described laser range sensor and described curve F type rail is oppositely arranged.
6. magnetic according to claim 1 floats the measurement mechanism of curve F type rail curvature two dimension, and it is characterized in that, described drive unit is CD-ROM drive motor.
7. magnetic floats a measuring method for curve F type rail curvature two dimension, it is characterized in that, comprising:
Step one, pick-up unit and curve F type rail interval to be arranged;
Step 2, described pick-up unit comprise laser range sensor, and to be detected of described curve F type rail relative with survey laser range sensor;
Step 3, provide drive unit and line slideway, described laser range sensor and described drive unit are located at described line slideway;
Step 4, start described laser range sensor and described drive unit, described drive unit drives described laser range sensor along described line slideway uniform motion;
Step 5, provide grating scale, described grating scale detects the displacement of described laser range sensor;
Step 6, described laser range sensor measure one group to be detected the distance to described laser range sensor in the length of setting, and the location point collected on one group of tested surface, measured point is fitted to a curve, with theoretical curve comparison, draw the error of tested surface curvature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510731575.5A CN105277138A (en) | 2015-11-02 | 2015-11-02 | Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof |
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| CN201510731575.5A CN105277138A (en) | 2015-11-02 | 2015-11-02 | Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof |
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| CN105277138A true CN105277138A (en) | 2016-01-27 |
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| CN110014353A (en) * | 2018-01-10 | 2019-07-16 | Ａｇｃ株式会社 | The processing method of bend glass substrate and the manufacturing method of glass shaping body |
| CN110986817A (en) * | 2019-11-22 | 2020-04-10 | 北京交通大学 | Device and method for measuring initial alignment of temporary component |
| CN115218856A (en) * | 2022-09-19 | 2022-10-21 | 江苏新恒基特种装备股份有限公司 | R angle dimension reduction accurate measurement system and measurement method for forward and reverse spiral bent pipe |
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| CN110986817A (en) * | 2019-11-22 | 2020-04-10 | 北京交通大学 | Device and method for measuring initial alignment of temporary component |
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| CN115218856A (en) * | 2022-09-19 | 2022-10-21 | 江苏新恒基特种装备股份有限公司 | R angle dimension reduction accurate measurement system and measurement method for forward and reverse spiral bent pipe |
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Application publication date: 20160127 |
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