CN205192444U - Measurement device for magnetism floats curve F type rail camber two dimension - Google Patents
Measurement device for magnetism floats curve F type rail camber two dimension Download PDFInfo
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- CN205192444U CN205192444U CN201520862469.6U CN201520862469U CN205192444U CN 205192444 U CN205192444 U CN 205192444U CN 201520862469 U CN201520862469 U CN 201520862469U CN 205192444 U CN205192444 U CN 205192444U
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Abstract
The utility model discloses a measurement device for magnetism floats curve F type rail camber two dimension. Measurement device for magnetism floats curve F type rail camber two dimension includes testing platform and detection device, detection device and curve F type rail interval set up the testing platform top, detection device includes drive arrangement, laser rangefinder sensor and linear guide, linear guide follows set up in curve F type rail extending direction. The utility model provides a measurement device for magnetism floats curve F type rail camber two dimension is used for measuring curve F type rail camber, after curved system back of detectable F type rail blank and the machine tooling, also can be used to the measuring of other curves, curved surface simultaneously, the utility model discloses can be simultaneously accurate, convenient, fast the camber to curve F type rail detect, solved the detection difficult problem of F type rail course of working mean curvature.
Description
Technical field
The utility model relates to the curvature measurement technical field of curve F type rail, particularly relates to the measurement mechanism 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.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of magnetic to float the measurement mechanism of curve F type rail curvature two dimension.
The measurement mechanism that the magnetic that the utility model provides 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 utility model, 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 utility model, described line slideway is fixedly arranged on described detection platform by track base.
In a kind of preferred embodiment of the present utility model, 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 utility model, 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 utility model, described drive unit is CD-ROM drive motor.
Compared to prior art, the magnetic that the utility model provides floats the measurement mechanism of curve F type rail curvature two dimension 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 utility model 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 utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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 that the utility model provides floats the measurement mechanism of curve F type rail curvature two dimension;
Fig. 2 is the measurement mechanism side view that magnetic that the utility model provides floats curve F type rail curvature two dimension.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model 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.
In order to understand above-described embodiment better, the utility model 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, the magnetic that the utility model provides floats the measurement mechanism of curve F type rail curvature two dimension 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 utility model 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 embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions 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 utility model.
Claims (6)
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520862469.6U CN205192444U (en) | 2015-11-02 | 2015-11-02 | Measurement device for magnetism floats curve F type rail camber two dimension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520862469.6U CN205192444U (en) | 2015-11-02 | 2015-11-02 | Measurement device for magnetism floats curve F type rail camber two dimension |
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|---|---|
| CN205192444U true CN205192444U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520862469.6U Active CN205192444U (en) | 2015-11-02 | 2015-11-02 | Measurement device for magnetism floats curve F type rail camber two dimension |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277138A (en) * | 2015-11-02 | 2016-01-27 | 中铁宝桥集团有限公司 | Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof |
| CN109269424A (en) * | 2018-12-04 | 2019-01-25 | 交通运输部公路科学研究所 | A kind of test specimen mark point position precision detection device and method |
-
2015
- 2015-11-02 CN CN201520862469.6U patent/CN205192444U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277138A (en) * | 2015-11-02 | 2016-01-27 | 中铁宝桥集团有限公司 | Maglev curve F-type rail curvature two-dimensional measuring device and detection method thereof |
| CN109269424A (en) * | 2018-12-04 | 2019-01-25 | 交通运输部公路科学研究所 | A kind of test specimen mark point position precision detection device and method |
| CN109269424B (en) * | 2018-12-04 | 2024-05-24 | 交通运输部公路科学研究所 | Device and method for detecting precision of marking point position of test piece |
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