CN109931873A - A kind of optics cubing detection method - Google Patents
A kind of optics cubing detection method Download PDFInfo
- Publication number
- CN109931873A CN109931873A CN201910243367.9A CN201910243367A CN109931873A CN 109931873 A CN109931873 A CN 109931873A CN 201910243367 A CN201910243367 A CN 201910243367A CN 109931873 A CN109931873 A CN 109931873A
- Authority
- CN
- China
- Prior art keywords
- optics
- cubing
- feature
- tested
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of optics cubing detection methods.The special fixture of fixed sample and optical image subsystem is designed for according to the position and direction of the geometry of sample and tested feature first；The calibration to the optical image subsystem being fixed on fixture is completed using reference substance and qualified samples again, completes the production of optics cubing；Optics cubing controls the image data for the tested feature that optical image subsystem obtains on sample by Survey Software when measurement；Survey Software is measured and is analyzed to the image data of the tested feature with tested exemplar of acquisition, obtains the geometric dimension of tested feature and preservation；Optics cubing completes the measurement of the difference tested feature to the multiple directions and position of sample by multiple optical image subsystems, while the feature locations by measuring realize the self-correcting of sample clamping position deviation.The present invention is suitble to the fast, accurately measure batch of the geometric dimensions such as circular hole, the slot of machine components.
Description
Technical field
The present invention relates to a kind of optics cubing detection methods for the measurement of engineering goods geometric dimension.
Background technique
Porous, multilayered structure, the machine components of multiple features are very universal, the tap product in such as high-end bathroom, this
Class product generally has there are three characteristic face (direction), and each characteristic face has multiple hole characteristics in different level.It is common at present
Dimensional gaughing be method using special gauge combination clearance gauge, need a large amount of manual operation, not only need a large amount of manpowers, and
And measuring speed is slow, precision is low, poor repeatability, result are easy to be affected by human factors, and can not provide satisfied quality assurance.
Summary of the invention
The technical problem to be solved by the present invention is to some Mechanical Parts Sizes to check that measuring speed is slow, precision is low, repeated
Difference, result are easy to be affected by human factors, and provide a kind of optics cubing detection system of optical, mechanical and electronic integration.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of optics cubing detection method, comprising the following steps:
S1: according to the position and direction of the geometry of sample and tested feature be designed for fixed sample and
The special fixture of optical image subsystem；Special fixture is for ensuring the relative position of sample and optical image subsystem not
Become, special fixture needs to facilitate the clamping of sample, optical image subsystem is facilitated to obtain suitable image data, facilitate institute
It states optics cubing and maintains easily maintenance；
S2: completing the calibration to the optical image subsystem being fixed on special fixture using reference substance or qualified samples,
Complete the production of optics cubing；
S3: optics cubing controls the image that optical image subsystem obtains the tested feature of sample by Survey Software
Data；
S4: Survey Software is measured and is analyzed to the image data of the tested feature with tested exemplar of acquisition, is obtained
The geometric dimension of feature and preservation must be tested；
S5: optics cubing is completed by multiple optical image subsystems to the multiple directions of sample and the difference of position
The measurement of tested feature, while the feature locations by measuring realize the self-correcting of sample clamping position deviation.
Further, optical image subsystem described in S1 includes optical lens, imaging sensor, for fixing optics
The bracket of camera lens and imaging sensor, signal-transmitting cable and data acquisition and processing (DAP) computer, the data acquisition and processing (DAP) electricity
Intracerebral is mounted with Survey Software, and described image sensor passes through the signal-transmitting cable and data acquisition and processing (DAP) computer expert
Letter, Survey Software control imaging sensor and obtain image data by optical lens and complete to measure.
The camera lens of optical image subsystem can be common optical lens or telecentric optics camera lens.Wherein telecentric lens are used
In the synchro measure for the multilayer feature for being in different depth level (distance) in field depth, common lens are used in same depth
Spend the measurement of the plane characteristic of level.
Further, in S2 optical image subsystem calibration, refer to through dimensioning fixed known on special fixture
Very little reference substance or master body is completed by measurement standard object or master body, the geometric dimension for comparing known features to light
Learn the calibration of image subsystem.
Further, special fixture described in S2 is the structure according to tested exemplar based on the tested feature on tested exemplar
The fixation that specially designs of position and direction be tested the device of exemplar and optical image subsystem, the purpose is to ensure measured workpiece
It is convenient for mounting and clamping, ensure that optical image subsystem obtains good image data, ensures that the optics cubing maintains easily maintenance
Further, optics cubing described in S2 can include one according to the distribution situation of the tested feature of sample
A or multiple optical image subsystems are simultaneously demarcated respectively.
Further, optics cubing described in S3 controls optical image subsystem by Survey Software and obtains sample
The image data of tested feature, the image data include one or more tested features, the feature of one or more layers structure.
Further, Survey Software described in S4 carries out the image data of the tested feature with tested exemplar of acquisition
Measurement and analysis, obtain the geometric dimension of tested feature and preservation, and the data being saved are used for big data statistics and analysis, are used for
Improve product design and production technology or user has found the failure of optics cubing itself.
Further, optics cubing described in S5 completes multiple sides to sample by multiple groups optical image subsystem
Measurement to the difference tested feature with position, while the feature locations by measuring realize the self-correcting of sample clamping position deviation
Just.
The utility model has the advantages that the present invention uses the optics cubing detection system of optical, mechanical and electronic integration, it can be to the same direction
One group is closed on the automatic measurement that tested feature carries out quick high-precision, high multiplicity, and the big number of size for forming measured workpiece
According to the appearance for facilitating the improvement of technique, avoiding large quantities of flaw products.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of optical image measurement subsystem in the present invention；
1, imaging sensor；2, bracket；3, optical lens；4, measured workpiece tap opening A；5, measured workpiece tap
Be open B；6, measured workpiece tap open C；7, data acquisition and processing (DAP) computer 7；8, signal-transmitting cable.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described, it should be understood that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
Embodiment
The structure for water tap of high-end bathroom is more complicated, includes the opening of more geometric dimension, especially three
The critical sizes such as bore dia, hole site, hole center need accurate detection to meet production assurance requirement.Majority factory at present
Using manual measurement tool by being accomplished manually, not only speed is slow, is easy error, poor repeatability, missing inspection, erroneous detection also often occurs
Problem.It measuring error is greatly decreased, promotes measuring speed and precision using the optics cubing of automation.
A kind of optics cubing detection method for high-end tap dimensional measurement, comprising:
S1: the structure based on tap, design specialized fixture secure faucets and optical image subsystem, to facilitate the fire hose
The handling of head, measured sizes more as far as possible can be measured, be facilitated the maintenance and repair of optical image subsystem；
S2: with money standard swivel exemplar pair known to the size surveyed using one by high accuracy three coordinate measuring machine
Optical image subsystem is demarcated, to confirm the corresponding relationship of image data and full-size(d) in optical image subsystem；
S3: tested tap is placed on special fixture and is fixed, optics cubing controls optical image by Survey Software
Subsystem obtains the image data of the tested feature on sample；
As shown in Figure 1: optical image subsystem include optical lens 3, imaging sensor 1, for fix optical lens and
Bracket 2, signal-transmitting cable 8 and the data acquisition and processing (DAP) computer 7 of imaging sensor, data acquisition and processing (DAP) computer is interior to be loaded
There is Survey Software, imaging sensor 1 is communicated by signal-transmitting cable 8 with data acquisition and processing (DAP) computer 7, Survey Software control
Imaging sensor obtains image data by optical lens and completes to measure.4 be measured workpiece tap opening A；5 be tested work
Part tap opening B；6 be measured workpiece tap open C, and due to surveying workpiece tap, there are three openings, so respectively every
A faucet opening is provided with optical image subsystem i.e. one group optical lens, imaging sensor and bracket, to survey simultaneously
Measure difference tested feature of the multiple directions with position.
S4: Survey Software completes the measurement and analysis to the image data of acquisition, carries out with the gross data of design
Comparison, the results are shown in Table 1,
S5: a set of optics cubing is completed by multiple optical image subsystems to three directions of tested tap sample
Opening features group measures, and the automatic measurement and data note of a size of entire tap more than 20 can be completed in 2 seconds
Record.And the common artificial manual cubing measurement of factory at present needs 12 people's pipelinings, average each size needs 15 seconds
Clock (size detection needs 5 minutes or more of every product).
Table 1: the comparison of detection data of the invention and the data of high accuracy three coordinate measuring machine detection
As seen from the above table, detection data of the invention and the high accuracy three coordinate measuring machine of artificial manual cubing measurement detect
Data it is consistent, precision is high, and repeatability is strong, and can quickly form the size big data of measured workpiece, facilitates changing for technique
It is apt to, avoids the appearance of large quantities of flaw products.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of optics cubing detection method, which comprises the following steps:
S1: fixed sample and optics are designed for according to the position and direction of the geometry of sample and tested feature
The special fixture of image subsystem；
S2: the calibration to the optical image subsystem being fixed on special fixture is completed using reference substance or qualified samples, is completed
The production of optics cubing；
S3: optics cubing controls the image number that optical image subsystem obtains the tested feature of sample by Survey Software
According to；
S4: Survey Software is measured and is analyzed to the image data of the tested feature with tested exemplar of acquisition, obtains quilt
Survey the geometric dimension of feature and preservation.
2. optics cubing detection method as described in claim 1, which is characterized in that optical image subsystem packet described in S1
Optical lens, imaging sensor, the bracket for fixing optical lens and imaging sensor, signal-transmitting cable and data are included to adopt
Collect and handle computer, Survey Software is mounted in the data acquisition and processing (DAP) computer, described image sensor passes through the letter
Number transmission cable and data acquisition and processing (DAP) compunlcation, Survey Software control imaging sensor and obtain image by optical lens
Data simultaneously are completed to measure.
3. optics cubing detection method as claimed in claim 2, which is characterized in that the optical lens be telecentric lens or
By the common lens of calibration；Same pacing of the telecentric lens for the multilayer feature in field depth in different depth level
Amount, common lens are used for the measurement in the single layer feature of same depth level.
4. optics cubing detection method as described in claim 1, which is characterized in that the calibration of optical image subsystem in S2,
Refer to through the reference substance or master body of known geometric dimension fixed on special fixture, passes through measurement standard object or standard sample
Part, the geometric dimension for comparing known features complete the calibration to optical image subsystem.
5. optics cubing detection method as claimed in claim 4, which is characterized in that the special fixture is according to tested exemplar
The fixation that is specially designed based on the position and direction of the tested feature on tested exemplar of structure be tested exemplar and optical image
The device of system.
6. optics cubing detection method as described in claim 1, which is characterized in that optics cubing described in S2 can be according to quilt
The distribution situation of the tested feature of sample is demarcated comprising one or more optical image subsystems and respectively.
7. optics cubing detection method as described in claim 1, which is characterized in that optics cubing passes through Survey Software control in S3
Optical image subsystem processed obtains the image data of the tested feature of sample, and the image data includes one or more quilts
Survey feature and the feature of one or more layers structure.
8. optics cubing detection method as described in claim 1, which is characterized in that optics cubing can pass through multiple groups optical image
Subsystem completes the measurement of the difference tested feature to the multiple directions and position of sample, while the Q-character by measuring
Set the self-correcting for realizing sample clamping position deviation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910243367.9A CN109931873A (en) | 2019-03-28 | 2019-03-28 | A kind of optics cubing detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910243367.9A CN109931873A (en) | 2019-03-28 | 2019-03-28 | A kind of optics cubing detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109931873A true CN109931873A (en) | 2019-06-25 |
Family
ID=66988520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910243367.9A Pending CN109931873A (en) | 2019-03-28 | 2019-03-28 | A kind of optics cubing detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109931873A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0524479A1 (en) * | 1991-07-20 | 1993-01-27 | AICON - INDUSTRIEPHOTOGRAMMETRIE UND BILDVERARBEITUNG GmbH | Measuring cell for conduits |
| CN101451827A (en) * | 2008-12-26 | 2009-06-10 | 广东工业大学 | Optical detecting system based on laser combination module chart and detecting method thereof |
| CN102062588A (en) * | 2009-11-11 | 2011-05-18 | 中国科学院沈阳自动化研究所 | Computer binocular vision denture scanning device and three-dimensional reconstruction method thereof |
| CN105928463A (en) * | 2016-06-08 | 2016-09-07 | 广东工业大学 | Automatic measuring system and method based on characteristic point matching |
-
2019
- 2019-03-28 CN CN201910243367.9A patent/CN109931873A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0524479A1 (en) * | 1991-07-20 | 1993-01-27 | AICON - INDUSTRIEPHOTOGRAMMETRIE UND BILDVERARBEITUNG GmbH | Measuring cell for conduits |
| CN101451827A (en) * | 2008-12-26 | 2009-06-10 | 广东工业大学 | Optical detecting system based on laser combination module chart and detecting method thereof |
| CN102062588A (en) * | 2009-11-11 | 2011-05-18 | 中国科学院沈阳自动化研究所 | Computer binocular vision denture scanning device and three-dimensional reconstruction method thereof |
| CN105928463A (en) * | 2016-06-08 | 2016-09-07 | 广东工业大学 | Automatic measuring system and method based on characteristic point matching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104406541B (en) | Precise assembling and adjusting device and method for detector chip of imaging system | |
| US8390826B2 (en) | Method and system for optically inspecting parts | |
| US10267620B2 (en) | Optical three-dimensional coordinate measuring device and measurement method thereof | |
| CN107014321B (en) | Rapid field flatness measuring device and measuring method | |
| US10619994B2 (en) | Three-dimensional coordinate measuring device | |
| CN105526885B (en) | A kind of taper hole cone angle high-precision detecting method based on composite probe | |
| CN110470247B (en) | Device and method for detecting coaxiality of inner and outer circular surfaces of part | |
| CN107037130A (en) | Monocular vision three-D ultrasonic nondestructive detection system and detection method | |
| CN110940267A (en) | Measuring method and measuring system thereof | |
| CN114346759A (en) | Device for hole online detection and hole finish machining and machining method thereof | |
| CN117260389A (en) | Multi-sensor fusion-driven large-scale deep hole part shape error in-situ measurement system | |
| CN110428471A (en) | A kind of accurate method for self-locating for the measurement of freeform optics surface sub-aperture deviation | |
| CN107677219B (en) | Plane parallelism measuring device and measuring method | |
| CN114459345A (en) | System and method for detecting position and attitude of airplane body based on visual space positioning | |
| CN109931873A (en) | A kind of optics cubing detection method | |
| CN208276615U (en) | A kind of main shaft checking of dynamic accuracy device based on band-like laser sensor | |
| CN113074628A (en) | Device and method for inspecting trimmed profile | |
| CN207622709U (en) | Mobile phone curved surface housing profile measuring apparatus based on Spectral Confocal technology | |
| Wilken et al. | Localisation of ultrasonic ndt data using hybrid tracking of component and probe | |
| CN217466637U (en) | Gradually-changed neutral density sheet pinhole testing device | |
| US8027530B2 (en) | Apparatus and method for optically surveying and/or examining a welding componentry | |
| Jantzen et al. | Microgear measurement standards: Comparing tactile, optical and computed tomography measurements | |
| CN211121060U (en) | Positioning measurement tool and positioning measurement system | |
| CN109654993B (en) | Motor terminal form and position tolerance detection device and method | |
| CN209656009U (en) | Three coordinate detecting device of bearing block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 310000 b101-2, building 1, No.3, Taiji Road, Yuhang Economic and Technological Development Zone, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou new geek Measurement Technology Co.,Ltd. Address before: No.109, area E, Liye building, science and Technology Park, sensor network university, No.97, Linghu Avenue, New District, Wuxi City, Jiangsu Province, 214000 Applicant before: WUXI XINJI KAISHI MEASUREMENT TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210512 Address after: 310000 b101-1, building 1, No.3, Taiji Road, Yuhang Economic and Technological Development Zone, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou nengchuang Hi Tech Co.,Ltd. Address before: 310000 b101-2, building 1, No.3, Taiji Road, Yuhang Economic and Technological Development Zone, Yuhang District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou new geek Measurement Technology Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190625 |