CN202885785U - A automatic laser non-contact measuring device used for measuring the outline of the transverse section and the vertical section of a steel rail - Google Patents

A automatic laser non-contact measuring device used for measuring the outline of the transverse section and the vertical section of a steel rail Download PDF

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Publication number
CN202885785U
CN202885785U CN 201220491432 CN201220491432U CN202885785U CN 202885785 U CN202885785 U CN 202885785U CN 201220491432 CN201220491432 CN 201220491432 CN 201220491432 U CN201220491432 U CN 201220491432U CN 202885785 U CN202885785 U CN 202885785U
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China
Prior art keywords
rail
fixed
automatic laser
measuring
measurement device
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Expired - Lifetime
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CN 201220491432
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Chinese (zh)
Inventor
周宇
王少锋
许玉德
李海锋
王天一
毛晓君
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Tongji University
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Tongji University
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Abstract

The utility model belongs to measurement field of railway engineering and relates to a measuring device used for measuring the outline surfaces of the transverse section and the vertical section of a steel rail. The automatic laser non-contact measuring device comprises a support (1), a guide rail (5), and an arc dial (4). Two ends of the guide rail (5) are fixed on the support (1). The arc dial (4) is fixed on a linear motor driver (2) disposed on the guide rail (5). The measuring device easy to carry substantially reduces manufacturing cost and achieves a simple installation process. Compared with a contact steel rail section measuring instrument, the measuring precision and speed are greatly increased. In addition, the transverse section and the vertical section of the steel rail can be simultaneously measured so that versatility of the measuring instrument is achieved.

Description

A kind of automatic laser non-contact measurement device for measuring for measuring rail transverse and longitudinal profiled outline
Technical field
The utility model belongs to the railway construction fields of measurement, relates to the measurement mechanism of a kind of rail transversal section and vertical section contoured surface.
Background technology
The detection of rail transversal section and vertical section is extremely important for track engineering, and it plays a part crucial at aspects such as optimizing Wheel Rail Contact, detection rail abrasion, assurance traffic safety.The commitment that abrasion and distortion in the rail section occurs, carry out the detection of rail transversal section and help to formulate rational railroad maintenance strategy, to avoid emergency to occur, limited manpower and instrument and equipment resource are better utilized, effectively save the railway maintenance cost.And rail vertical section guarantee especially the to drive a vehicle important indicator of ride comfort and security, the vertical irregularity of rail rail level causes that easily train jolts, the impulsive force between the aggravation wheel track, even the danger that causes derailing is arranged.
At present, domestic and international many research institutions and scholar are studied the detection mode of rail transversal section and vertical section, and have successfully developed various measurement mechanisms, and according to the difference of detection mode, measurement mechanism can be divided into contact and contactless.Wherein, the measuring accuracy of contact measuring apparatus is higher, but complicated operation is measured efficient low, is only suitable for static measurement.Non-contact measurement apparatus is fit to kinetic measurement, but precision is low.But so far, also do not have a kind of portable unit can measure simultaneously rail transversal section and vertical section, the rail pick-up unit that based on this, develop a kind of simple, portable, high precision, flexible operation, can measure simultaneously transversal section and vertical section is just necessary.
The utility model content
The purpose of this utility model is to provide a kind of automatic laser non-contact measurement device for measuring for measuring rail transverse and longitudinal profiled outline for overcoming defective of the prior art, both can be used for measuring the rail cross-sectional outling, can measure the vertical section profile again; The manufacturing cost of reduction equipment, easy to carry.
For achieving the above object, the utility model by the following technical solutions:
A kind of automatic laser non-contact measurement device for measuring comprises support, guide rail and circular arc index dial, and described guide rail two ends are individually fixed on the support, and the added linear motor driver that is provided with of described guide rail is fixed with the circular arc index dial on the described linear motor driver.
Described support is structure as a whole, and comprises the part and the sponson that are fixed in rail.
The described part that is fixed in rail is rectangle frame posture symmetrical structure, is fixed in rail to be measured by stationary installation.
Described stationary installation comprises base plate and set bolt, and the tread center of rail to be measured is fixed on the top that support is fixed in the part of rail by set bolt, and the part bottom of being fixed in rail is fixed at the bottom of the Rail to be measured by the base plate that is positioned at rail foot.
The sponson of described support is two sections semi-girders, and sponson is fixed at the two ends of guide rail.
Described linear motor driver is erected on the guide rail, can travel at the uniform speed and is still in the position of regulation along guide rail, and utilize guide rail to record its position coordinate value on guide rail.
Described circular arc index dial is with linear motor driver motion or static.
Described circular arc index dial is provided with the scale groove, and the scale groove is semicircle, and indicating range is 0 °~180 °.
The scale groove of described circular arc index dial is provided with the two-dimensional laser displacement transducer.When this measurement mechanism was not worked, laser displacement sensor can disassemble.When using this measurement mechanism, can be according to the rail position that will measure, mobile two-dimensional laser displacement transducer corresponding angle position and fixing to the scale groove.
The top that described support is fixed in the part of rail is fixed with a fine wire that parallels with guide rail by the tinsel gim peg.The position of tinsel gim peg is at the following 2cm of front and back support end face place, and its lateral attitude only needs so that tinsel gets final product in the range of exposures of laser sensor, and this tinsel is detachable.
The utlity model has following beneficial effect:
The automatic laser non-contact measurement device for measuring that is used for measuring rail transverse and longitudinal profiled outline that the utility model provides, measuring accuracy than contact measuring apparatus in the rail profile measurement is higher, can overcome again its complicated operation, measure the shortcoming that efficient is low, be only suitable for static measurement, the kinetic measurement function of existing non-contact measurement apparatus, improved again its precision, greatly reduce the manufacturing cost of equipment, be easy to carry, installation process is also simple, and can carry out simultaneously the transversal section of rail and the measurement of vertical section profile.
Owing to having adopted such scheme, having the utility model has the advantages that: 1. portable; Install simple.2. precision is high; 3. greatly reduce manufacturing cost.4. can measure simultaneously rail transversal section and vertical section; 5. the cycle of development and production manufacturing is short.
Description of drawings
Fig. 1 is the schematic three dimensional views of automatic laser non-contact measurement device for measuring among the utility model embodiment.
Fig. 2 is the front view of automatic laser non-contact measurement device for measuring among the utility model embodiment.
Fig. 3 is the left view of automatic laser non-contact measurement device for measuring among the utility model embodiment.
Fig. 4 is the vertical view of automatic laser non-contact measurement device for measuring among the utility model embodiment.
The accompanying drawing mark:
1 support, 11 are fixed in the part of rail,
12 sponsons,
2 linear motor drivers, 3 two-dimensional laser displacement transducers,
4 circular arc index dials, 401 scale grooves,
5 guide rails,
6 tinsels, 60 tinsel gim pegs,
9 rail,
101 base plates, 102 set bolts.
Embodiment
Below in conjunction with the accompanying drawing illustrated embodiment the utility model is further described.
Embodiment 1
Such as Fig. 1-shown in Figure 4, a kind of automatic laser non-contact measurement device for measuring comprises support 1, guide rail 5 and circular arc index dial 4, and guide rail 5 two ends are individually fixed on the support 1, the guide rail 5 added linear motor drivers 2 that are provided with are fixed with circular arc index dial 4 on the linear motor driver 2.
Support 1 is structure as a whole, and comprises the part 11 and the sponson 12 that are fixed in rail.
The part 11 that is fixed in rail is rectangle frame posture symmetrical structure, is fixed in rail 9 to be measured by stationary installation 10.
Stationary installation 10 comprises base plate 101 and set bolt 102, the tread center of rail 9 to be measured is fixed on the top that support 1 is fixed in the part 11 of rail by set bolt 102, rail 9 flanges of rail to be measured are fixed in by the base plate 101 that is positioned at rail foot in the bottom of being fixed in the part 11 of rail.
The sponson 12 of support 1 is two sections semi-girders, and sponson 12 is fixed at the two ends of guide rail 5.
Circular arc index dial 4 is provided with scale groove 401, is semicircle, and indicating range is 0 °~180 °.
Be fixed with two-dimensional laser displacement transducer 3 on the scale groove 401 corresponding angle positions of circular arc index dial 4.When two-dimensional laser displacement transducer 3 is not worked at this measurement mechanism, can disassemble.When using this measurement mechanism, can according to the rail position that will measure, be fixed on corresponding angle position on the scale groove 401 on the circular arc index dial 4.
Circular arc index dial 4 is with linear motor driver 2 motions or static.Linear motor driver 2 is erected on the guide rail 5, can travel at the uniform speed or is still in the position of regulation along guide rail 5, and utilize guide rail to record its position coordinate value on guide rail.
The oblique upper of support 1 is fixed with a fine wire 6 that parallels with guide rail 5 by tinsel gim peg 60.Be the unspecified angle position that the top sensor of gage line can shine, this tinsel is detachable.
Fig. 1 is the exemplary construction of a kind of automatic laser non-contact measurement device for measuring for measuring rail transverse and longitudinal profiled outline of the present utility model.As shown in the figure, comprising: support 1, base plate 101, set bolt 102, tinsel gim peg 60, linear motor driver 2, guide rail 5, circular arc index dial 4, two-dimensional laser displacement transducer 3.With base plate 101 and set bolt 102 the support two ends are fixed on the rail during use, guide rail 5 is positioned at rail inoperative limit one side.
The scale groove 401 of circular arc index dial 4 is used for installing laser displacement sensor.Two-dimensional laser displacement transducer 3 can be installed on circular arc index dial 4 arbitrarily angled, to measure the rail profile of optional position.A laser displacement sensor 3 can be installed, measure the full section of rail by indexing, also two laser displacement sensors 3 can be installed simultaneously, measure simultaneously rail profile.
Guide rail 5 is fixing with support 1, and linear motor driver 2 is installed on the guide rail 5, during linear electric motors 2 transfixion, can measure the cross-sectional outling of rail; Linear electric motors 2 can be measured transversal section and the vertical section profile of rail during along guide rail 5 uniform motion simultaneously.
Linear electric motors 2 are during along guide rail 5 uniform motion, and guide rail can record its coordinate figure in time, determine the Rail Surface coordinate when being used for measuring rail vertical section profile.
Linear motor driver 2 is on guide rail 5 during operating measurement rail vertical section profile, the rail longitudinal data generation floatable skew that causes for the amount of deflection that overcomes owing to guide rail 5, guide rail 5 adopts the larger material of stiffness coefficient to make, as can directly using such scheme to the not high rail profile survey of accuracy requirement.As higher to accuracy requirement, can fix a horizontal thin tinsel 6 at the tinsel gim peg 60 at support 1 two ends so, can advance rower calmly in measurement, measure amount of deflection to impact wiry, in order to revise at the rail longitudinal data, also can be when measuring the usage level tinsel, in order to the impact on the rail longitudinal data of the amount of deflection of direct correction guide rail 5.
A kind of automatic laser non-contact measurement device for measuring for measuring rail transverse and longitudinal profiled outline of the utility model, the high advantage of measuring accuracy of contact measuring apparatus in the existing rail profile profile measurement, can overcome its complicated operation again, measurement efficient is low, be only suitable for the shortcoming of static measurement, the kinetic measurement function of existing non-contact measurement apparatus, again because the introducing of two-dimensional laser sensor and guide rail has improved its precision, greatly reduce the manufacturing cost of equipment, be easy to carry, installation process is also simple, and can carry out simultaneously the transversal section of rail and the measurement of vertical section profile.
The above-mentioned description to embodiment is can understand and use the utility model for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the utility model is not limited to the embodiment here, and those skilled in the art are according to announcement of the present utility model, and not breaking away from the improvement that the utility model category makes and revise all should be within protection domain of the present utility model.

Claims (9)

1. automatic laser non-contact measurement device for measuring, it is characterized in that: comprise support (1), guide rail (5) and circular arc index dial (4), described guide rail (5) two ends are individually fixed on the support (1), the added linear motor driver (2) that is provided with of described guide rail (5) is fixed with circular arc index dial (4) on the described linear motor driver (2).
2. automatic laser non-contact measurement device for measuring according to claim 1, it is characterized in that: described support (1) is structure as a whole, and comprises the part (11) and the sponson (12) that are fixed in rail.
3. automatic laser non-contact measurement device for measuring according to claim 2 is characterized in that: the described part (11) that is fixed in rail is rectangle frame posture symmetrical structure, by the fixing rail to be measured (9) of stationary installation (10).
4. automatic laser non-contact measurement device for measuring according to claim 3, it is characterized in that: described stationary installation (10) comprises base plate (101) and set bolt (102), the tread center of rail to be measured (9) is fixed on the top that support (1) is fixed in the part (11) of rail by set bolt (102), the flange of rail of rail to be measured (9) is fixed in the bottom of being fixed in the part (11) of rail by the base plate (101) that is positioned at rail foot.
5. automatic laser non-contact measurement device for measuring according to claim 2, it is characterized in that: the sponson (12) of described support (1) is two sections semi-girders, and sponson (12) is fixed at the two ends of guide rail (5).
6. automatic laser non-contact measurement device for measuring according to claim 1 is characterized in that: described circular arc index dial (4) is with linear motor driver (2) motion or static.
7. automatic laser non-contact measurement device for measuring according to claim 1, it is characterized in that: described circular arc index dial (4) is provided with scale groove (401), and scale groove (401) is semicircle, and indicating range is 0 °~180 °.
8. automatic laser non-contact measurement device for measuring according to claim 1, it is characterized in that: the scale groove (401) of described circular arc index dial (4) is provided with two-dimensional laser displacement transducer (3).
9. automatic laser non-contact measurement device for measuring according to claim 2, it is characterized in that: the top that described support (1) is fixed in the part (11) of rail is fixed with a fine wire (6) that parallels with guide rail (5) by tinsel gim peg (60).The position of tinsel gim peg (60) is at the following 2cm of front and back support end face place, its lateral attitude so that tinsel (6) in the range of exposures of laser sensor.
CN 201220491432 2012-09-24 2012-09-24 A automatic laser non-contact measuring device used for measuring the outline of the transverse section and the vertical section of a steel rail Expired - Lifetime CN202885785U (en)

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CN 201220491432 CN202885785U (en) 2012-09-24 2012-09-24 A automatic laser non-contact measuring device used for measuring the outline of the transverse section and the vertical section of a steel rail

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Cited By (16)

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CN103759695A (en) * 2013-12-27 2014-04-30 中国铁道科学研究院金属及化学研究所 Detecting device and method for automatically measuring outline of steel rail
CN105091778A (en) * 2015-04-28 2015-11-25 长春机械科学研究院有限公司 Profiled guide rail one-side characteristic detection method and apparatus based on laser ray structured light
CN106152944A (en) * 2016-09-07 2016-11-23 东北林业大学 The flat motion detection device of log based on the Airborne Laser Scan
CN106312751A (en) * 2016-11-07 2017-01-11 华东交通大学 Automatic coated railway vehicle external wall polishing system
CN106500623A (en) * 2016-12-06 2017-03-15 中国铁道科学研究院铁道建筑研究所 A kind of detection of rail cross-section device and wheel rail relation assessment system
CN107345798A (en) * 2017-07-25 2017-11-14 爱佩仪中测(成都)精密仪器有限公司 Ensure the accurate implementation method of 3 D measuring instrument focus
CN107389010A (en) * 2017-07-25 2017-11-24 爱佩仪中测(成都)精密仪器有限公司 Improve the supporting mechanism of three-dimensional measurement instrument measurement accuracy
CN107941146A (en) * 2017-11-07 2018-04-20 浙江大学 Contactless body structure surface shape test device
CN108489383A (en) * 2018-03-01 2018-09-04 北京科技大学 A kind of measuring device and method of H-type cross dimensions
CN108571938A (en) * 2018-04-18 2018-09-25 中铁山桥集团有限公司 A kind of tongue rail exterior feature measuring device
CN108592818A (en) * 2018-05-02 2018-09-28 国网河南省电力公司电力科学研究院 A kind of icing measuring device and measuring method
CN109477712A (en) * 2016-07-27 2019-03-15 中国涂料株式会社 Three-dimensional surface roughness evaluating apparatus, three-dimensional surface roughness evaluation method, three-dimensional surface roughness data acquisition facility and three-dimensional surface roughness data capture method
CN110132133A (en) * 2019-06-13 2019-08-16 中铁山桥集团有限公司 A kind of railroad turnout steel rail part top comprehensive analysis of conditions of CUN KOU pulse and skin of the forearm automated detection method and system
CN110567366A (en) * 2019-08-12 2019-12-13 西安理工大学 non-contact laser measurement system and measurement method thereof
CN111318963A (en) * 2020-03-09 2020-06-23 西南交通大学 Railway track polishing amount and profile detection device
CN113251958A (en) * 2021-06-21 2021-08-13 中南大学 Annular scanning type steel rail surface roughness testing equipment

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103759695A (en) * 2013-12-27 2014-04-30 中国铁道科学研究院金属及化学研究所 Detecting device and method for automatically measuring outline of steel rail
CN105091778A (en) * 2015-04-28 2015-11-25 长春机械科学研究院有限公司 Profiled guide rail one-side characteristic detection method and apparatus based on laser ray structured light
CN105091778B (en) * 2015-04-28 2017-10-24 长春机械科学研究院有限公司 Obform guide rail one side characteristic detection method and device based on line-structured laser
CN109477712A (en) * 2016-07-27 2019-03-15 中国涂料株式会社 Three-dimensional surface roughness evaluating apparatus, three-dimensional surface roughness evaluation method, three-dimensional surface roughness data acquisition facility and three-dimensional surface roughness data capture method
US11162786B2 (en) 2016-07-27 2021-11-02 Chugoku Marine Paints, Ltd. Three-dimensional surface roughness evaluating device, three-dimensional surface roughness evaluating method, three-dimensional surface roughness data acquiring device, and three-dimensional surface roughness data acquiring method
CN106152944A (en) * 2016-09-07 2016-11-23 东北林业大学 The flat motion detection device of log based on the Airborne Laser Scan
CN106152944B (en) * 2016-09-07 2018-06-26 东北林业大学 Log based on the Airborne Laser Scan translation detection device
CN106312751A (en) * 2016-11-07 2017-01-11 华东交通大学 Automatic coated railway vehicle external wall polishing system
CN106500623A (en) * 2016-12-06 2017-03-15 中国铁道科学研究院铁道建筑研究所 A kind of detection of rail cross-section device and wheel rail relation assessment system
CN107345798A (en) * 2017-07-25 2017-11-14 爱佩仪中测(成都)精密仪器有限公司 Ensure the accurate implementation method of 3 D measuring instrument focus
CN107389010A (en) * 2017-07-25 2017-11-24 爱佩仪中测(成都)精密仪器有限公司 Improve the supporting mechanism of three-dimensional measurement instrument measurement accuracy
CN107941146A (en) * 2017-11-07 2018-04-20 浙江大学 Contactless body structure surface shape test device
CN108489383A (en) * 2018-03-01 2018-09-04 北京科技大学 A kind of measuring device and method of H-type cross dimensions
CN108571938B (en) * 2018-04-18 2020-09-11 中铁山桥集团有限公司 Switch rail profile measuring device
CN108571938A (en) * 2018-04-18 2018-09-25 中铁山桥集团有限公司 A kind of tongue rail exterior feature measuring device
CN108592818A (en) * 2018-05-02 2018-09-28 国网河南省电力公司电力科学研究院 A kind of icing measuring device and measuring method
CN108592818B (en) * 2018-05-02 2020-08-28 国网河南省电力公司电力科学研究院 Icing measuring device and method
CN110132133A (en) * 2019-06-13 2019-08-16 中铁山桥集团有限公司 A kind of railroad turnout steel rail part top comprehensive analysis of conditions of CUN KOU pulse and skin of the forearm automated detection method and system
CN110567366A (en) * 2019-08-12 2019-12-13 西安理工大学 non-contact laser measurement system and measurement method thereof
CN110567366B (en) * 2019-08-12 2021-05-25 西安理工大学 Non-contact laser measurement system and measurement method thereof
CN111318963A (en) * 2020-03-09 2020-06-23 西南交通大学 Railway track polishing amount and profile detection device
CN111318963B (en) * 2020-03-09 2020-11-24 西南交通大学 Railway track polishing amount and profile detection device
CN113251958A (en) * 2021-06-21 2021-08-13 中南大学 Annular scanning type steel rail surface roughness testing equipment

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Granted publication date: 20130417