CN110160444A - A kind of aircraft C-type beam flexibility testing equipment and detection method - Google Patents
A kind of aircraft C-type beam flexibility testing equipment and detection method Download PDFInfo
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- CN110160444A CN110160444A CN201910479570.6A CN201910479570A CN110160444A CN 110160444 A CN110160444 A CN 110160444A CN 201910479570 A CN201910479570 A CN 201910479570A CN 110160444 A CN110160444 A CN 110160444A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses a kind of aircraft C-type beam flexibility testing equipment and detection methods, device includes rack, vehicle load measurement system, laser tracker measuring system, running track, upper-level control system, C-type beam is placed in rack upper surface, running track is around the circle setting of rack one, vehicle load measurement system is moved around running track, outer mold surface in C-type beam is measured simultaneously, laser tracker measuring system measures coordinate position of each measurement position of vehicle load measurement system under specified coordinate system, the data that vehicle load measurement system and laser tracker measuring system are measured are transmitted to upper-level control system and are handled and analyzed.
Description
Technical field
This application involves aircraft assembling manufacturing technical field, especially a kind of web surface is that the C-type beam flexibility of plane detects
Equipment and method.
Background technique
Aircraft wing beam structure is more, and wherein C-type beam is a biggish classification, and C-type beam midfield plate face is plane
Accounting is the overwhelming majority, and it be recessed portion web is platen surface that web surface, which is the C-type beam structure of plane, and two lateral flanges are vertical rib,
Vertical ribbed belt appearance curved surface.In large and medium-sized aircraft manufacturing, the vertical rib appearance curved surface of C-type beam is due to thermal deformation and mold foozle
Etc. construction rebound and deformation caused by factors, after the completion of multiple material molding C-type beam manufacture, need to examine hand again by examine tooling
Section determines the C-type beam accuracy of manufacture.C-type beam inspection at present relies primarily on framework template inspection jig, determines difference by clearance gauge；By
More in C-type beam quantity, inspection jig is also very more, greatly wastes plant area and circulation working hour；Simultaneously as examining
Mainly there is manual operations, much relations is had according to manual operation dynamics and experience, conventional inspection mode confidence level is lower.
In addition, general high-accuracy inspection also can be used measuring machine and test, but the stroke of measuring machine is not at present
It is especially big, while measuring machine is to walk path according to point, has the wing front and rear beam of a rib position more than 20 to want for one
It checks outer mold surface and inner mold face, needs the type face path-line of 80 30mm-150mm, while apart from long, measurement period
Will be considerably long, while measurement range and path increase and will affect measurement accuracy, and measuring machine is needed using measuring between constant temperature,
Maintenance difficulties are larger, so, generally it is difficult to adopt measuring machine during heavy parts product batch produces and measures.
With measuring technique, sensor technology, the development of digitizing technique and product development required precision raising, rely on
The check system of traditional manual machinery cannot fully meet aircraft manufacturing requirement of new generation, need new accurate digitlization
The less new method of inspection of human intervention, need to carry out new checking equipment and method relation technological researching, promoted energetically
Examination and test of products precision and saving manufacturing cost.
Summary of the invention
The purpose of the application is to provide a kind of aircraft C-type beam flexibility testing equipment and detection method, and the equipment and method can
It is detected using being suitable for aircraft web surface as the C-type beam flexibility of plane.
To achieve the above objectives, the application, which adopts the following technical scheme that, is achieved:
A kind of aircraft C-type beam flexibility testing equipment, comprising rack, vehicle load measurement system, laser tracker measuring system,
Running track, upper-level control system, C-type beam are placed in rack upper surface, and running track is vehicle-mounted around the circle setting of rack one
Measuring system is moved around running track, measures outer mold surface in C-type beam, it is every that laser tracker measuring system measures vehicle load measurement system
Coordinate position of one measurement position under specified coordinate system, the number that vehicle load measurement system and laser tracker measuring system are measured
It is handled and is analyzed according to upper-level control system is transmitted to.
Rack is the platform framework support construction that upper surface is plane.Vehicle load measurement system includes AGV vehicle, multi-joint machine
Tool arm, measuring device, adapter frame, multi-joint mechanical arm are mounted on AGV vehicle upper surface, and measuring device is fixed on more by adapter frame
Articulated mechanical arm end, AGV vehicle are moved along running track, and multi-joint mechanical arm is driven by the six-freedom motion of its own and surveyed
It measures device and enters accurate measurement position, measuring device scans in C-type beam outer mold surface and by data transfer to upper control
System is provided with laser reflection point in measuring device.Measuring device is made of measurement plate and binocular laser measuring instrument, and measurement plate is solid
It is scheduled on the ring flange of binocular laser measuring instrument upper end.Measurement plate is the set square structure of Intermediate Gray circular locating openings, measurement plate
Laser reflection point is set on three angles.Adapter frame is 90 ° of corner structures that two ends are connecting flange.Laser tracker measurement
System includes laser tracker and ERS system, and ERS system is made of ground and two rows of target points arranged side by side, two sides target point packet
Network rack, unilateral target point are long to interval 1500mm.Running track is colour band or the magnetic line of force.
A kind of aircraft C-type beam flexibility detection method, includes the following steps:
1 produces and the associated datum hole of interior outer mold surface at C-type beam both ends；
2 mark off measurement work according to the measurement range of detection position and binocular laser measuring instrument in C-type beam theory digital-to-analogue
Make position；
3 establish measurement global coordinate system with laser tracker measuring system；
4 are placed in C-type beam on rack on the basis of C-type beam web surface；
5 AGV vehicles move to measurement working position along running track, and multi-joint mechanical arm adjusts measuring device to predetermined survey
Measure position；
After 6 binocular laser measuring instruments are stablized, the space bit of laser tracker measuring system and binocular laser measuring instrument is utilized
Association is set, first with the laser reflection point in laser tracker measuring system tracking measurement measurement plate, determines laser reflection point
Spatial relation under global coordinate system establishes binocular laser survey then by the spatial relation of laser reflection point
Measure spatial position coordinate data of the instrument under global coordinate system.
The measured zone that 7 binocular laser measuring instruments currently measure under global coordinate system C-type beam working position measures,
And measurement data is uploaded to upper-level control system；
8 AGV vehicles move to next measurement working position, repeat 5~7 steps, until completing all C-type beams measures work
The measurement of position；
The measurement data of all C-type beam measurement working positions of 9 export, forms measurement data model；
10 carry out modal position with the position of the datum hole in the position and theoretical model of datum hole in measurement data model
It is overlapped optimization, and the model after adjusting and optimizing is formed to new detection model；
11 in upper-level control system, will test models and theory data and carries out error comparison, is formed according to comparison result
Survey report.
The advantages of the application, is to be combined binocular laser measuring instrument and laser measuring apparatus, realizes web surface and is
The C-type beam flexibility of plane detects, relative to the fixed machine tool measuring mode of three coordinate precises, to the C-type beam for exceeding measurement range
Detection, it is only necessary to change rack and increase target point is re-scaled, be a kind of C-type beam flexibility inspection more flexible
Equipment and method are surveyed, there is general applicability to the detection for the C-type beam that aircaft configuration midfield plate face is plane.
The application is described in further detail with reference to the accompanying drawings and embodiments.
Detailed description of the invention
A kind of wing C-type beam flexibility testing equipment structural schematic diagram of Fig. 1；
Fig. 2 measuring device structural schematic diagram.
Explanation: 1, C-type beam is numbered in figure；2, rack；3, vehicle load measurement system；4, laser tracker measuring system；5,
Running track；6, AGV vehicle；7, multi-joint mechanical arm；8, measuring device；9, adapter frame；10, laser reflection point；11, measurement plate；
12, binocular laser measuring instrument；13, laser tracker；14, ERS system；15, ground；16, target point；17, datum hole.
Specific embodiment
Referring to FIG. 1 to FIG. 2, a kind of aircraft C-type beam flexible detection device is mainly used for the flexible detection of C-type beam 1.It is tied
Structure mainly includes rack 2, vehicle load measurement system 3, laser tracker measuring system 4, running track 5, upper-level control system, C
Type beam 1 is placed in 2 upper surface of rack, and running track 5 is around the circle setting of rack 2 one, and vehicle load measurement system 3 is around running track
5 movements, measure outer mold surface in C-type beam 1, and laser tracker measuring system 4 measures each measurement position of vehicle load measurement system 3 and exists
The data that coordinate position under specified coordinate system, vehicle load measurement system 3 and laser tracker measuring system 4 are measured are transmitted to upper
Control system is handled and is analyzed.
Rack 2 is the platform framework support construction that upper surface is plane.Vehicle load measurement system 3 includes AGV vehicle 6, more passes
Mechanical arm 7, measuring device 8, adapter frame 9 are saved, multi-joint mechanical arm 7 is mounted on 6 upper surface of AGV vehicle, and measuring device 8 passes through switching
Frame 9 is fixed on 7 end of multi-joint mechanical arm, and AGV vehicle 6 is moved along running track 5, and multi-joint mechanical arm 7 passes through its own six
Freedom degree movement drives measuring device 8 to enter accurate measurement position, and measuring device 8 scans outer mold surface in C-type beam 1 and will measurement
Data are transmitted to upper-level control system, and laser reflection point 10 is provided in measuring device 8.Measuring device 8 is by measurement plate 11 and double
Mesh laser measuring apparatus 12 forms, and measurement plate 11 is fixed on the ring flange of 12 upper end of binocular laser measuring instrument.During measurement plate 11 is
Between the set square structure with circular locating openings, laser reflection point 10 is set on 11 3 angles of measurement plate.The adapter frame 9 is two
End is 90 ° of corner structures of connecting flange.Laser tracker measuring system 4 includes laser tracker 13 and ERS system 14,
ERS system 14 is made of ground 15 and two rows of target points 16 arranged side by side, 16 envelope rack 2 of two sides target point, unilateral target point
16 is long to interval 1500mm.The running track 5 is colour band or the magnetic line of force.
A kind of aircraft C-type beam flexibility detection method, includes the following steps:
1 produces and the associated datum hole 17 of interior outer mold surface at 1 both ends of C-type beam；
2 mark off measurement according to the measurement range of detection position and binocular laser measuring instrument 12 in C-type beam theory digital-to-analogue
Working position；
3 laser tracker measuring systems 4 establish measurement global coordinate system；
4 are placed on rack 2 on the basis of 1 web surface of C-type beam；
5 AGV vehicles 6 move to measurement working position along running track 5, and multi-joint mechanical arm 7 adjusts measuring device 8 to pre-
Determine measuring point；
After 6 binocular laser measuring instruments 12 are stablized, the sky of laser tracker measuring system 4 and binocular laser measuring instrument 12 is utilized
Between position be associated with, first with the laser reflection point 10 in 4 tracking measurement measurement plate 11 of laser tracker measuring system, determine and swash
Then spatial relation of the light reflection point 10 under global coordinate system passes through the spatial relation of laser reflection point 10, builds
Vertical spatial position coordinate data of the binocular laser measuring instrument 12 under global coordinate system.
The measured zone that 7 binocular laser measuring instruments 12 currently measure under global coordinate system C-type beam 1 working position is surveyed
Amount, and measurement data is uploaded to upper-level control system；
8 AGV vehicles 6 move to next measurement working position, repeat 9-5~9-7 step, until completing all C-type beams 1
Measure the measurement of working position；
9 all C-type beams 1 of export measure the measurement data of working position, form measurement data model；
10 carry out model position with the position of the datum hole in the position and theoretical model of datum hole 17 in measurement data model
Coincidence optimization is set, and the model after adjusting and optimizing is formed to new detection model；
11 in upper-level control system, will test models and theory data and carries out error comparison, is formed according to comparison result
Survey report.
Claims (10)
1. a kind of aircraft C-type beam flexibility testing equipment, it is characterised in that include rack, vehicle load measurement system, laser tracker
Measuring system, running track, upper-level control system, C-type beam are placed in rack upper surface, and running track is enclosed around rack one
Setting, vehicle load measurement system is moved around running track, while measuring outer mold surface in C-type beam, the measurement of laser tracker measuring system
Coordinate position of each measurement position of vehicle load measurement system under specified coordinate system, vehicle load measurement system and laser tracker are surveyed
The data that amount system is measured are transmitted to upper-level control system and are handled and analyzed.
2. a kind of aircraft C-type beam flexibility testing equipment according to claim 1, it is characterised in that the rack is upper
Surface is the platform framework support construction of plane.
3. a kind of aircraft C-type beam flexibility testing equipment according to claim 1, it is characterised in that the vehicle load measurement system
System includes AGV vehicle, multi-joint mechanical arm, measuring device, adapter frame, and multi-joint mechanical arm is mounted on AGV vehicle upper surface, measurement dress
It sets and multi-joint mechanical arm end is fixed on by adapter frame, AGV vehicle is moved along running track, and multi-joint mechanical arm passes through its own
Six-freedom motion drive measuring device enter accurate measurement position, measuring device scan C-type beam in outer mold surface and will survey
Amount data are transmitted to upper-level control system, and laser reflection point is provided in measuring device.
4. a kind of aircraft C-type beam flexibility testing equipment according to claim 3, it is characterised in that the measuring device by
Measurement plate and binocular laser measuring instrument composition, measurement plate are fixed on the ring flange of binocular laser measuring instrument upper end.
5. a kind of aircraft C-type beam flexibility testing equipment according to claim 4, it is characterised in that during the measurement plate is
Between the set square structure with circular locating openings, laser reflection point is set on three angles of measurement plate.
6. a kind of aircraft C-type beam flexibility testing equipment according to claim 3, it is characterised in that the adapter frame is two
End is 90 ° of corner structures of connecting flange.
7. a kind of aircraft C-type beam flexibility testing equipment according to claim 1, it is characterised in that the laser tracker
Measuring system includes laser tracker and ERS system, and ERS system is made of ground and two rows of target points arranged side by side, two sides target
Point envelope rack, unilateral target point is long to be not less than 1500mm to interval.
8. a kind of aircraft C-type beam flexibility testing equipment according to claim 1, it is characterised in that the running track is
Colour band or the magnetic line of force.
9. a kind of aircraft C-type beam flexibility detection method, it is characterised in that include the following steps:
9-1 is produced and the associated datum hole of interior outer mold surface at C-type beam both ends；
9-2 marks off measurement work according to the measurement range of detection position and binocular laser measuring instrument in C-type beam theory digital-to-analogue
Position；
9-3 establishes measurement global coordinate system with laser tracker measuring system；
C-type beam is placed on rack by 9-4 on the basis of C-type beam web surface；
9-5AGV vehicle moves to measurement working position along running track, and multi-joint mechanical arm adjusts measuring device to scheduled measurement
Position；
After 9-6 binocular laser measuring instrument is stablized, the spatial position of laser tracker measuring system and binocular laser measuring instrument is utilized
Association；
The measured zone that 9-7 binocular laser measuring instrument currently measures under global coordinate system C-type beam working position measures,
And measurement data is uploaded to upper-level control system；
9-8AGV vehicle moves to next measurement working position, repeats 9-5~9-7 step, until completing all C-type beam measurements
The measurement of working position；
9-9 exports the measurement data of all C-type beam measurement working positions, forms measurement data model；
9-10 carries out modal position weight with the position of the datum hole in the position and theoretical model of datum hole in measurement data model
Optimization is closed, and the model after adjusting and optimizing is formed to new detection model；
9-11 will test models and theory data and carry out error comparison in upper-level control system, form inspection according to comparison result
Test report.
10. a kind of aircraft C-type beam flexibility detection method according to claim 9, it is characterised in that the spatial position
Association comprises the following processes:
10-1 determines that laser reflection point exists using the laser reflection point in laser tracker measuring system tracking measurement measurement plate
Spatial relation under global coordinate system；
10-2 establishes space of the binocular laser measuring instrument under global coordinate system by the spatial relation of laser reflection point
Position coordinate data.
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| CN201910479570.6A CN110160444A (en) | 2019-06-03 | 2019-06-03 | A kind of aircraft C-type beam flexibility testing equipment and detection method |
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Cited By (2)
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| CN110860861A (en) * | 2019-12-03 | 2020-03-06 | 中国航空制造技术研究院 | Processing and manufacturing method of C-shaped frame |
| CN111429492A (en) * | 2020-03-20 | 2020-07-17 | 南京航空航天大学 | Airplane C-shaped beam registration method based on local invariance |
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