CN203949625U - A kind of Metro Clearance pick-up unit based on laser measurement - Google Patents
A kind of Metro Clearance pick-up unit based on laser measurement Download PDFInfo
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- CN203949625U CN203949625U CN201420252561.6U CN201420252561U CN203949625U CN 203949625 U CN203949625 U CN 203949625U CN 201420252561 U CN201420252561 U CN 201420252561U CN 203949625 U CN203949625 U CN 203949625U
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Abstract
The utility model discloses a kind of Metro Clearance pick-up unit based on laser measurement, comprise framework, laser instrument (2), industrial camera (3), motion platform (4), control module (5), data storage cell (6) and data transmission interface (7); It is upper that laser instrument (2), industrial camera (3), control module (5), data storage cell (6), data transmission interface (7) are arranged on lateral column (1-2), and laser instrument (2) is arranged in the cross section vertical with car body longitudinal centre line; Laser instrument (2), industrial camera (3), data storage cell (6), data transmission interface (7) are all connected with control module (5).The rail vehicle Clearance Detection of the application based on line laser, realize the automatic measurement to car body cross dimensions, research vehicle body space size test technique automatic, car body dimensional data storehouse in set up item production run, has very great help for lifting car body manufacture level.
Description
Technical field
The utility model the utility model belongs to rail vehicle precision measurement field, is specifically related to a kind of Metro Clearance pick-up unit based on laser measurement.
Background technology
Flourish along with track traffic industry, all circles require also more and more higher to the manufacture of rail vehicle.Traditional vehicle body space detection means is various detection frocks, detection model, tape measure, clearance gauge etc., the not high qualitative detection of applicable accuracy requirement is used, but can there is following problem in the data that detect: be affected by human factors greatly, instrument low precision, measure that consistance is poor, poor repeatability; In the time of reading out data, because vision and environmental factor cause data to read deviation; Cannot gather accurate data for car load or local sculpt, image data efficiency is low.
Bulk test technique automatic has multimetering simultaneously, and the advantage of display space physical dimension, is widely used in body of a motor car manufacturing in real time.Abroad, the Caroliner company of gondola Spanesi company, Sweden has developed body of a motor car electronic measurement system, utilize laser, noctovisor scan technology can realize the measurement to vehicle body three-dimensional dimension, meet the new demand of Modern Vehicle Repair industry to detection technique, but be not applied to the vehicle body space size detection of rail vehicle.The domestic research for vehicle body of railway vehicle bulk test technique automatic is still in the starting stage, for testing equipment operational mode still in the exploratory stage.
Patent CN103017704 discloses a kind of vehicle gauge pick-up unit, detects whether size superelevation of tested vehicle by the first approach switch, has used gauge plate to detect, and there is no the concrete data of vehicle gauge or Graphical output, and device is complicated.
Patent CN102259653 discloses a kind of railway clearance detector based on laser scanner technique, realize the vehicle-mounted detection of railway clearance by laser scanning sensor, rotary encoder, speed mileage module, coordinate reduction module etc., need the parameter of measurement many, computational analysis complexity, in parameter measurement process, easily introduce error, detect inaccurately, and cost is high.
Utility model content
The rail vehicle Clearance Detection of the application based on line laser, realizes the automatic measurement to car body cross dimensions.
The technical solution adopted in the utility model is:
A Metro Clearance pick-up unit based on laser measurement, the control module, data storage cell and the data transmission interface that comprise framework, laser instrument, industrial camera, motion platform, take for controlling industrial camera; Framework comprises crossbeam and two lateral columns of vertical placement, and crossbeam is horizontally set on the top of two lateral columns, and crossbeam and lateral column form a doorframe shape framework.
Laser instrument, industrial camera, control module, data storage cell are arranged on lateral column, and laser instrument, industrial camera, data storage cell and data transmission interface are all connected with control module; In laser instrument is arranged on the cross section vertical with cross-car center line with industrial camera, laser instrument forms a laser projection plane at the laser projection plane of subway appearance like this, this laser projection plane is vertical with cross-car center line, this laser projection plane is the xsect light face of subway, need the Metro Clearance of measuring, industrial camera is taken pictures to this laser projection plane, and view data is sent to data storage cell.Conventionally, the data of storing in data cell can send the data to computing machine by data transmission interface, pass through Computer display.Generally, data transmission interface is USB interface.
Motion platform be arranged on lateral column under.Motion platform comprises bracing frame and universal wheel, and lateral column is arranged on bracing frame, and universal wheel is arranged on bracing frame below, facilitates movement of the present utility model.
Laser instrument, industrial camera are arranged on described lateral column by screw, and laser instrument and industrial camera are all 8, are symmetricly set in pairs on two lateral columns, ensure the continuous of laser projection plane and image taking.Angle between the light source center line of laser instrument and the camera lens center line of industrial camera is 10 ° ~ 40 °, ensures that industrial camera covers laser projection plane.More preferably, laser instrument (2) is laser line generator.
Compared with prior art, the rail vehicle gauge pick-up unit of the application based on line laser, realize the automatic measurement to car body cross dimensions, in the utility model laser instrument is arranged on the cross section vertical with cross-car center line with industrial camera, can realize the taking without breakpoint of cross section of railcar, detect simple, data integrity, laser instrument is directly taken, and error is little, facilitates direct Graphical output.
Further, the utility model confirmatory experiment shows that this system possesses that measuring accuracy is high, measuring speed is fast, measure efficiency high, once drop into the later stage substantially without advantages such as disbursements again, produce for company improve the quality of products, significant to the implementing monitoring of car load.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the light source center line of laser instrument and the camera lens center line angle schematic diagram of industrial camera.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, a kind of Metro Clearance pick-up unit based on laser measurement, the control module 5, data storage cell 6 and the data transmission interface 7 that comprise framework, laser instrument 2, industrial camera 3, motion platform 4, take for controlling industrial camera; Framework comprises crossbeam 1-1 and vertical two lateral column 1-2 of placement, and crossbeam 1-1 is horizontally set on the top of two lateral column 1-2.
It is upper that laser instrument 2, industrial camera 3, control module 5, data storage cell 6, data transmission interface 7 are arranged on lateral column 1-2, in laser instrument 2 is arranged on the cross section vertical with cross-car center line with industrial camera 3; Laser instrument 2, industrial camera 3, data storage cell 6, data transmission interface 7 are all connected with control module 5, control module 5 is taken for controlling industrial camera 3, in the use procedure of this device, control module 4 is connected with external power supply, the computer terminal at the long-range connecting test of data storage cell center, by take image transmitting to computer terminal.
Motion platform 4 be arranged on lateral column 1-2 under.Motion platform 4 comprises bracing frame 4-1 and universal wheel 4-2, and it is upper that lateral column 1-2 is arranged on bracing frame 4-1, and universal wheel 4-2 is arranged on bracing frame 4-1 below.
Laser instrument 2, industrial camera 3 are arranged on lateral column 1-2 by screw.Laser instrument 2, industrial camera 3 can rotate around screw, can adjust laser instrument 2, industrial camera 3.As shown in Figure 2, be 10 ° ~ 40 ° by the angular setting between the light source center line of laser instrument 2 and the camera lens center line of industrial camera 3, wherein laser instrument 2 is laser line generator.
Data transmission interface 7 is USB interface.Send the data to computing machine, pass through Computer display.
Laser instrument 2 and industrial camera 3 are all 8, are symmetricly set in pairs on two lateral column 1-2.What laser instrument 2 and industrial camera 3 formed is a monocular line laser three-dimensional measurement unit, covers an interface outer boundary of subway.
Below be only preferred implementation of the present utility model; be noted that for those skilled in the art; not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. the Metro Clearance pick-up unit based on laser measurement, comprise framework, described framework comprises crossbeam (1-1) and two lateral columns (1-2) of vertically placing, described crossbeam (1-1) is horizontally set on the top of two lateral columns (1-2), it is characterized in that the control module (5), data storage cell (6) and the data transmission interface (7) that also comprise laser instrument (2), industrial camera (3), motion platform (4), take for controlling industrial camera;
It is upper that described laser instrument (2), industrial camera (3), control module (5), data storage cell (6), data transmission interface (7) are arranged on described lateral column (1-2), and described laser instrument (2) is arranged in the cross section vertical with cross-car center line with industrial camera (3);
Described laser instrument (2), industrial camera (3), data storage cell (6), data transmission interface (7) are all connected with control module (5);
Described motion platform (4) be arranged on described lateral column (1-2) under.
2. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, is characterized in that: described laser instrument (2), industrial camera (3) are arranged on described lateral column (1-2) by screw.
3. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, is characterized in that: described data transmission interface (7) is USB interface.
4. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, is characterized in that: described laser instrument (2) and industrial camera (3) are all 8, are symmetricly set in pairs on two lateral columns (1-2).
5. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, is characterized in that: the angle between the light source center line of described laser instrument (2) and the camera lens center line of industrial camera (3) is 10 ° ~ 40 °.
6. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, it is characterized in that: described motion platform (4) comprises bracing frame (4-1) and universal wheel (4-2), it is upper that described lateral column (1-2) is arranged on bracing frame (4-1), and described universal wheel (4-2) is arranged on bracing frame (4-1) below.
7. a kind of Metro Clearance pick-up unit based on laser measurement according to claim 1, is characterized in that: described laser instrument (2) is laser line generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420252561.6U CN203949625U (en) | 2014-05-16 | 2014-05-16 | A kind of Metro Clearance pick-up unit based on laser measurement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420252561.6U CN203949625U (en) | 2014-05-16 | 2014-05-16 | A kind of Metro Clearance pick-up unit based on laser measurement |
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| CN203949625U true CN203949625U (en) | 2014-11-19 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374335A (en) * | 2014-11-20 | 2015-02-25 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle limit detection system |
| CN106643560A (en) * | 2017-02-14 | 2017-05-10 | 成都蓬诚实业发展有限公司 | Intelligent gauge detection device |
| CN107436127A (en) * | 2017-09-07 | 2017-12-05 | 王镛 | A kind of device and method for railway train body interior space dimension high-acruracy survey |
| CN107685747A (en) * | 2017-07-26 | 2018-02-13 | 同济大学 | A kind of railway freight train gauge automatic detection device |
| CN108445003A (en) * | 2018-03-19 | 2018-08-24 | 烟台大学 | A kind of fruit quality detection device and detection method |
| CN111022883A (en) * | 2019-12-12 | 2020-04-17 | 天目爱视（北京）科技有限公司 | Three-dimensional acquisition device capable of moving horizontally |
-
2014
- 2014-05-16 CN CN201420252561.6U patent/CN203949625U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374335A (en) * | 2014-11-20 | 2015-02-25 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle limit detection system |
| US9797714B2 (en) | 2014-11-20 | 2017-10-24 | Crrc Qingdao Sifang Co., Ltd. | Limit detection system for railway vehicle |
| CN106643560A (en) * | 2017-02-14 | 2017-05-10 | 成都蓬诚实业发展有限公司 | Intelligent gauge detection device |
| CN107685747A (en) * | 2017-07-26 | 2018-02-13 | 同济大学 | A kind of railway freight train gauge automatic detection device |
| CN107436127A (en) * | 2017-09-07 | 2017-12-05 | 王镛 | A kind of device and method for railway train body interior space dimension high-acruracy survey |
| CN108445003A (en) * | 2018-03-19 | 2018-08-24 | 烟台大学 | A kind of fruit quality detection device and detection method |
| CN111022883A (en) * | 2019-12-12 | 2020-04-17 | 天目爱视（北京）科技有限公司 | Three-dimensional acquisition device capable of moving horizontally |
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Address after: 210031, 68 North Pearl Road, Taishan Park, Nanjing hi tech Development Zone, Jiangsu, China Patentee after: NANJING ZHONGCHE PUZHEN URBAN RAIL VEHICLE CO., LTD. Address before: 210031 hi tech Development Zone, Jiangsu, Nanjing Patentee before: CSR Nanjing Puzhen Mass Transit Vehicle Co., Ltd |