CN106515784A - Dimensional measurement method for rail vehicle body - Google Patents
Dimensional measurement method for rail vehicle body Download PDFInfo
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- CN106515784A CN106515784A CN201710030033.4A CN201710030033A CN106515784A CN 106515784 A CN106515784 A CN 106515784A CN 201710030033 A CN201710030033 A CN 201710030033A CN 106515784 A CN106515784 A CN 106515784A
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- Prior art keywords
- scale
- car body
- vehicle body
- measurement method
- vertical reference
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/02—Profile gauges, e.g. loading gauges
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention relates to a dimensional measurement method for a rail vehicle body. The dimensional measurement method comprises the following steps: a reference adjustment step: placing a laser measuring instrument with an automatic leveling function under a vehicle body, enabling the laser measuring instrument to emit a first vertical reference laser line and a second vertical reference laser line which are perpendicular to each other, and adjusting the first vertical reference laser line and the second vertical reference laser line to respectively align with a longitudinal center line of the vehicle body and a center line of a sleeper beam of the vehicle body; a scale mounting step: arranging a scale on each part of the vehicle body to be measured; and a data reading step: reading the data on the scale radiated by the first vertical reference laser line in the direction of the longitudinal center line of the vehicle body, and reading the data on the scale radiated by the second vertical reference laser line in the direction of the center line of the sleeper beam of the vehicle body. The dimensional measurement method is used for solving the problems that the measurement method in the prior art is inconvenient in operation, is big in the measurement error and is heavy in the task load, so that the task load of the dimensional measurement of the vehicle body is reduced, the operation efficiency is improved, the dimension of the vehicle body can be measured quantitatively, and the measurement accuracy can be improved.
Description
Technical field
The invention belongs to rail vehicle technical field, and in particular to a kind of vehicle body of railway vehicle dimension measurement method.
Background technology
At present, in track car inspection and repair or maintenance process, it usually needs vehicle body of railway vehicle size is measured, bag
Include car body vertical deflection, corner height, tilting of car body degree etc..Existing measuring method is usually used the horizontal reference based on U-tube
Measurement method, is equipped with liquid in U-tube, qualitatively judges institute's measuring car body size, this measurement side by the liquid level difference at U-tube two ends
Method needs artificial participation, it is easy to introduce human error, and as vehicle body of railway vehicle size radix is larger, the U-shaped water pipe is general
It is longer, it is not easy to operate, need many people to coordinate and complete, reduce overhaul efficiency.In addition, automobile underbody structure is complicated, hang under indivedual cars
There is structure barrier between hanging piece, the existing horizontal reference measurement method based on U-tube cannot realize the position chi to any flap seat under car
Very little, relative height differential, flatness etc. are measured, and cause maintenance not thorough.
The content of the invention
The present invention provides a kind of vehicle body of railway vehicle dimension measurement method, operates not for solving prior art measurement side
Just the defect that, measurement error is big, task amount is heavy, reduces the task amount of car body dimensional measurement, improves operating efficiency, can quantitative measurement
Car body size, improves certainty of measurement.
In order to realize above-mentioned technical purpose, the present invention provides following technical scheme and is achieved：
A kind of vehicle body of railway vehicle dimension measurement method, it is characterised in that comprise the steps：
Benchmark set-up procedure：Laser measuring apparatus with Automatic Levelling function are placed in below car body, the laser measuring apparatus are sent out
The mutually perpendicular first vertical reference laser line and the second vertical reference laser line is penetrated, the first and second vertical benchmark is adjusted
Laser rays are alignd with car body longitudinal centre line and car body sleeper beam centrage respectively；
Scale installation steps：Scale is arranged on into each position of car body to be measured；And
Data reading step：In the car body longitudinal centre line direction, read by the described first vertical reference laser line irradiation
Data on scale；In the car body sleeper beam centerline direction, reading is radiated at by the described second vertical reference laser line
Data on scale.
Further, the vehicle body of railway vehicle dimension measurement method is also included according to the data for being read, and calculates described
The step of car body size.
Further, for the ease of scale is removably mounted at vehicle position to be measured, the scale is
Magnetic-adsorption scale, vac sorb scale or one end have the scale of repeatable type adhesive material.
Laser measuring apparatus are adjusted for the ease of adjusting the position of laser measuring apparatus to adapt to height that car body is lifted
Benchmark, the laser measuring apparatus are placed in below the car body by telescoping shoring column.
Further, in order to measure below car body by the more multipart position dimension of structure barrier, relative height differential etc.
Data, the vehicle body of railway vehicle dimension measurement method also include being used for adjust by adjusting the position of the laser measuring apparatus
The step of measuring the benchmark of the car body size.
Compared to prior art, vehicle body of railway vehicle size automobile method of the present invention has the advantage that and beneficial effect：
An absolute horizontal reference is provided by size automobile region of the laser measuring apparatus for rail vehicle, two mutually perpendicular
One and the second vertical reference laser line, by adjust the first and second vertical reference laser line respectively with car body longitudinal center
Line and the alignment of car body sleeper beam centrage, realize the benchmark adjustment of laser measuring apparatus, are equipped with and will measure car body position
Scale, impinges upon the scale on scale by the first and second vertical reference laser lines, realizes the measurement to car body size, the measurement
Method is capable of achieving without the need for many people, reduces task workload, improves operating efficiency；Laser measuring apparatus measuring basiss it is stable and by away from
Little from affecting, by the scale quantitative response car body size on scale, certainty of measurement is high.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to present invention enforcement
Accompanying drawing to be used needed for example or description of the prior art is made one and is briefly introduced, it should be apparent that, drawings discussed below is this
Some embodiments of invention, for one of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is car body dimensional measurement schematic diagram in vehicle body of railway vehicle dimension measurement method of the present invention.
Specific embodiment
For making purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the maintenance of vehicle body of railway vehicle or maintenance process, generally measured vehicle is lifted by selecting suitable position
Height, measures car body size, such as the position chi of flap seat below car body vertical deflection, tilting of car body degree, car body corner height, car body
Very little, difference in height or flatness etc., so as to vehicle maintenance or maintenance.
The present embodiment is related to a kind of vehicle body of railway vehicle dimension measurement method, comprises the steps：Benchmark set-up procedure：Will
Laser measuring apparatus 10 with Automatic Levelling function are placed in below car body 20, and laser measuring apparatus 10 are launched mutually perpendicular first and hung down
To reference laser line and the second vertical reference laser line, the first and second vertical reference laser lines of adjustment respectively with car body longitudinal direction in
Heart line and the alignment of car body sleeper beam centrage；30 installation steps of scale：Scale 30 is arranged on into each position of car body to be measured；With
And data reading step：In car body longitudinal centre line direction, reading is radiated on scale by the first vertical reference laser line
Data；In car body sleeper beam centerline direction, reading is radiated at the data on scale by the second vertical reference laser line.
Specifically, in the present embodiment, the laser measuring apparatus 10 can launch 360 ° of circular abswolute level laser-based directrixes
The first vertical reference laser line mutually perpendicular with two and the second vertical reference laser line, the first and second vertical benchmark swash
Light is each perpendicular to the horizontal plane of horizontal laser light datum line composition so that the laser measuring apparatus 10 itself have Automatic Levelling work(
Can, and by adjust the first and second vertical reference laser lines respectively with car body longitudinal centre line and car body sleeper beam centrage pair
Together, the three-dimensional references of car body itself can be formed.Behind the position for setting laser measuring apparatus 10, in each portion of the car body of required vehicle
Scale 30 is provided with position, the scale can be to adsorb the magnetic-adsorption scale or vac sorb scale below car body, Huo Zhebiao
30 one end of chi realizes the fixation of scale 30 with repeatable type adhesive material by the adhesive material, or using other conjunctions
Scale 30 is fixed on car body position to be measured by suitable means or material.When laser measuring apparatus 10 work, first and
, when scale 30 is encountered, a certain scale that can be irradiated on scale 30, by reading the quarter on scale 30 for two vertical reference laser lines
Degree can calculate the dimensional values of institute's measuring car body region.For example, when car body vertical deflection is measured, it is provided centrally with car body
One scale, is provided with another scale in car body longitudinal end, reads the first vertical Baseline baseline line and is radiated on two scales
Scale, and two scale registrations are contrasted, obtain car body vertical deflection, be easy to car body levelling.Likewise it is possible to obtain car
The data such as the difference in height of any flap seat, flatness below body.Further, tape measure or other can measure with sign are coordinated
The lateral attitude size and lengthwise position size of flap seat.
In practice, the height of laser measuring apparatus 10 may be adjusted as needed, so as to the laser rays of transmitting
Barrier obstruction is not received, is elevated pieces of highly adjusting and swashing to adapt to car body 20 for the ease of adjusting the position of laser measuring apparatus 10
The benchmark of optical measuring instrument 10, laser measuring apparatus 10 are placed in below car body 20 by telescoping shoring column 40, can pass through telescope support
40 risings or decline for realizing laser measuring apparatus 10.
Further, in order to measure below car body 20 by the more multipart position dimension of structure barrier, relative altitude
The data such as difference, need to move laser measuring apparatus 10 to diverse location, by recording between present laser measuring instrument 10 and benchmark
Relative position relation, can measure the relative height differential of part below any car body 20, panel data, position dimension（Including
Lateral attitude size and lengthwise position size）Etc. data, the scope of application of the measuring method is extended.And the measuring method is also
The measurement of miscellaneous part size is may apply to, the measurement to vehicle body of railway vehicle size is not limited to.
The vehicle body of railway vehicle size automobile method of the present embodiment, by the size car that laser measuring apparatus 10 are rail vehicle
Region provides an absolute horizontal reference, and two mutually perpendicular first and second vertical reference laser lines, by adjustment
First and second vertical reference laser lines are alignd with car body longitudinal centre line and car body sleeper beam centrage respectively, realize laser measurement
The benchmark adjustment of instrument 10, so as to form car body 20 three-dimensional references of itself, is equipped with the mark at 20 position of car body to be measured
Chi 30, is impinged upon the scale on scale 30, realizes the survey to 20 size of car body by the first and second vertical reference laser lines of reading
Amount, the measuring method are participated in without the need for many people, reduce task workload, improve operating efficiency；10 measuring basiss of laser measuring apparatus are steady
Determine and affected little by distance, by 20 size of scale detection by quantitative car body on scale 30, more intuitively realize car body size
Measurement, improves overhaul efficiency and certainty of measurement is high；It is relative with correspondence scale 30 by the benchmark for adjusting laser measuring apparatus 10
Position, can extend the use range of the measuring method.
Finally it should be noted that：Above example only to illustrate technical scheme, rather than a limitation；Although
With reference to the foregoing embodiments the present invention has been described in detail, it will be understood by those within the art that：Which still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (5)
1. a kind of vehicle body of railway vehicle dimension measurement method, it is characterised in that comprise the steps：
Benchmark set-up procedure：Laser measuring apparatus with Automatic Levelling function are placed in below car body, the laser measuring apparatus are sent out
The mutually perpendicular first vertical reference laser line and the second vertical reference laser line is penetrated, the first and second vertical benchmark is adjusted
Laser rays are alignd with car body longitudinal centre line and car body sleeper beam centrage respectively；
Scale installation steps：Scale is arranged on into each position of car body to be measured；And
Data reading step：In the car body longitudinal centre line direction, read by the described first vertical reference laser line irradiation
Data on scale；In the car body sleeper beam centerline direction, reading is radiated at by the described second vertical reference laser line
Data on scale.
2. vehicle body of railway vehicle dimension measurement method according to claim 1, it is characterised in that also include according to being read
Data, calculate the car body size the step of.
3. vehicle body of railway vehicle dimension measurement method according to claim 1 and 2, it is characterised in that the scale is magnetic
Power absorption scale, vac sorb scale or one end have the scale of repeatable type adhesive material.
4. vehicle body of railway vehicle dimension measurement method according to claim 1 and 2, it is characterised in that the laser measurement
Instrument is placed in below the car body by telescoping shoring column.
5. vehicle body of railway vehicle dimension measurement method according to claim 1 and 2, it is characterised in that also include by adjusting
The step of position of the whole laser measuring apparatus is to adjust the benchmark for measuring the car body size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710030033.4A CN106515784B (en) | 2017-01-17 | 2017-01-17 | A kind of vehicle body of railway vehicle dimension measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710030033.4A CN106515784B (en) | 2017-01-17 | 2017-01-17 | A kind of vehicle body of railway vehicle dimension measurement method |
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| Publication Number | Publication Date |
|---|---|
| CN106515784A true CN106515784A (en) | 2017-03-22 |
| CN106515784B CN106515784B (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710030033.4A Active CN106515784B (en) | 2017-01-17 | 2017-01-17 | A kind of vehicle body of railway vehicle dimension measurement method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181538A (en) * | 2019-06-28 | 2019-08-30 | 华中科技大学无锡研究院 | High-speed rail Location vehicle system and measurement method |
| CN110631785A (en) * | 2019-08-15 | 2019-12-31 | 青岛四方庞巴迪铁路运输设备有限公司 | Method for detecting deflection of rail vehicle after side wall assembly |
| CN110926344A (en) * | 2019-12-04 | 2020-03-27 | 西华大学 | Special equipment and method for measuring dimension of hard spot of chassis of accident vehicle |
| CN112304298A (en) * | 2020-11-11 | 2021-02-02 | 宁波市北仑大矸建筑工程有限公司 | Prefabricated wall body straightness detection device that hangs down |
| CN113720257A (en) * | 2021-08-08 | 2021-11-30 | 南京中车浦镇城轨车辆有限责任公司 | Dimension measurement system and dimension measurement method applied to production and manufacturing of railway vehicle |
-
2017
- 2017-01-17 CN CN201710030033.4A patent/CN106515784B/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181538A (en) * | 2019-06-28 | 2019-08-30 | 华中科技大学无锡研究院 | High-speed rail Location vehicle system and measurement method |
| CN110181538B (en) * | 2019-06-28 | 2023-09-15 | 华中科技大学无锡研究院 | High-speed railway vehicle body positioning system and measuring method |
| CN110631785A (en) * | 2019-08-15 | 2019-12-31 | 青岛四方庞巴迪铁路运输设备有限公司 | Method for detecting deflection of rail vehicle after side wall assembly |
| CN110631785B (en) * | 2019-08-15 | 2021-02-12 | 青岛四方庞巴迪铁路运输设备有限公司 | Method for detecting deflection of rail vehicle after side wall assembly |
| CN110926344A (en) * | 2019-12-04 | 2020-03-27 | 西华大学 | Special equipment and method for measuring dimension of hard spot of chassis of accident vehicle |
| CN110926344B (en) * | 2019-12-04 | 2020-09-04 | 西华大学 | Special equipment and method for measuring dimension of hard spot of chassis of accident vehicle |
| CN112304298A (en) * | 2020-11-11 | 2021-02-02 | 宁波市北仑大矸建筑工程有限公司 | Prefabricated wall body straightness detection device that hangs down |
| CN113720257A (en) * | 2021-08-08 | 2021-11-30 | 南京中车浦镇城轨车辆有限责任公司 | Dimension measurement system and dimension measurement method applied to production and manufacturing of railway vehicle |
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| Publication number | Publication date |
|---|---|
| CN106515784B (en) | 2019-03-19 |
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Effective date of registration: 20210721 Address after: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee after: Qingdao CRRC Sifang Rail Vehicle Co.,Ltd. Address before: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee before: CRRC SIFANG Co.,Ltd. |