CN110567374A - skin part assembly positioning hole position detection method - Google Patents
skin part assembly positioning hole position detection method Download PDFInfo
- Publication number
- CN110567374A CN110567374A CN201910948410.1A CN201910948410A CN110567374A CN 110567374 A CN110567374 A CN 110567374A CN 201910948410 A CN201910948410 A CN 201910948410A CN 110567374 A CN110567374 A CN 110567374A
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- skin
- skin part
- hole
- support frame
- holes
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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
-
- 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
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a method for detecting the position of a positioning hole in skin part assembly, which comprises the following steps: s1, customizing a skin support frame tool for supporting a skin part; s2, making a reference hole on the skin support frame tool as a reference for measurement; s3, placing the skin part on the skin support frame tool, and fixing an assembly positioning hole on the skin part and a positioning hole on the skin support frame tool by adopting a positioning pin; s4, fitting the coordinates of the reference hole in the skin support frame tool; and S5, measuring the hole positions of the assembly positioning holes on the skin part one by using the laser tracker with the reference holes as the reference, and comparing the measurement coordinate values with the coordinate values of the assembly positioning holes in the digital model of the skin part to judge whether the hole positions of the assembly positioning holes meet the requirements. The method for detecting the hole position of the skin part assembling positioning hole solves the problems in the engineering manufacturing process, and provides a reference detection method for other sheet metal parts with high requirements on manufacturing hole position accuracy.
Description
Technical Field
The invention relates to the technical field of aircraft manufacturing skin detection, in particular to a skin part assembly positioning hole position detection method.
Background
At present, with the development of assembly digitalization, the precision requirement on the manufacturing of airplane sheet metal parts is higher and higher. The mounting of the skin part is changed from the traditional mounting method into the method for accurately positioning and mounting according to the assembly positioning hole, the requirement on the manufacturing precision of the hole is higher and higher, and meanwhile, the requirement on the detection of the hole is also provided. For the traditional airplane skin type parts, the assembly positioning holes are only used for initial positioning, so that the requirement on the precision of opening the skin assembly positioning holes in the part manufacturing process is not high. At present, in order to improve the assembly quality and shorten the assembly period, the detection of the position of the positioning hole on the skin part becomes a technical difficulty.
Disclosure of Invention
In order to solve the problems, the invention provides a method for detecting the position of a positioning hole in the assembly of a skin part.
The technical scheme adopted by the invention is as follows: a method for detecting the position of a positioning hole in skin part assembly comprises the following steps:
S1, customizing a set of skin support frame tooling for supporting skin parts;
Step S2, making a reference hole on the skin support frame tool as a reference for measurement;
S3, placing the skin part on the skin support frame tool, and fixing an assembly positioning hole on the skin part and a positioning hole on the skin support frame tool by adopting a positioning pin;
Step S4, inputting coordinates of the skin part assembly positioning hole position in a digital model of the skin part assembly positioning hole position into laser tracker equipment, fitting coordinates of a reference hole on a skin support frame tool, and enabling the coordinates of the reference hole to coincide with theoretical coordinates designed by the skin support frame tool die;
And step S5, measuring the hole positions of the assembly positioning holes on the skin part one by using the laser tracker with the reference holes as the reference, and comparing the measurement coordinate values with the coordinate values of the assembly positioning holes in the digital model of the skin part to judge whether the hole positions of the assembly positioning holes meet the requirements.
further, in the step S1, the skin support frame tooling structure is made in a customized integral type according to engineering requirements, or a cardboard trailer structure or a universal structure is adopted.
Further, in step S2, the reference hole is located on the skin support frame tool body, and there is no interfering part with the skin part, such as a tool access hole.
further, in the step (3), a weight is fixedly placed on the skin part to press the skin part onto the fitting skin support frame tool.
further, in the step (3), the skin part is pressed to be attached by arranging a fastening belt and a sand bag.
Further, in the step (5), the digital detection features generated in the skin part digital-analog model comprise skin part shape, outline, subsidence and hole position.
Further, in the step (5), the appearance, the contour, the subsidence and the hole position of the skin part are measured by using a laser tracker, a T-scan and a T-probe digital measuring device on the basis of the reference hole in the detection field, and characteristic data are output.
Further, in the step (5), the output feature data is processed in SA software, deviation numerical information of the visual view and the point location is output, and then a report is generated from the information to obtain a final detection conclusion.
The invention has the beneficial effects that:
1. In the skin part assembly positioning hole position detection method provided by the invention, because the skin is a flexible part, the stable state of the skin can be better realized through the steps S1 and S3, so that the skin conforms to a theoretical digital-analog model; through the step S2, the position degree is more stable by taking the reference hole on the rigid tool as the measurement reference; through the steps S4 and S5, the digitization of the detection can be more accurate by adopting the digitization system.
2. The method for detecting the hole position of the skin part assembling positioning hole solves the problems in the engineering manufacturing process, and provides a reference detection method for other sheet metal parts with high requirements on manufacturing hole position accuracy.
drawings
FIG. 1 is a schematic structural view of a support frame tool with a skin concave mode and a skin part in a fixed state;
FIG. 2 is a structural schematic diagram of a skin convex mode supporting tool and a skin in a fixed state;
FIG. 3 is a schematic diagram of a positioning reference hole by using a laser tracker and a target ball (for guiding the laser tracker to find a corresponding position) when the skin male die type supporting tool is selected for measurement;
Fig. 4 is a schematic diagram of the operation of the present invention when measuring the corresponding planned measurement points.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
Example 1
as shown in fig. 1 to 4, a method for detecting a location hole of a positioning hole in skin part assembly comprises the following steps:
Digital-analog preprocessing of sheet metal skin part
Digital and analog through to panel beating covering part handles in CATIA, generates digital detection characteristic: shape, contour, depression, hole location, etc.
Secondly, positioning and fixing the sheet metal skin part: and positioning and fixing the part on the tool are completed by using positioning pins, clamps, pressing blocks, sand bags and the like on a measurement site.
And S1, customizing a set of skin support frame tooling 1 for supporting the skin part 2, wherein the structural form of the skin support frame tooling is customized integrally according to the engineering requirement, or a clamping plate trailer structural form or a general structural form is adopted.
step S2, making a reference hole 3 on the skin support frame tool as a reference for measurement; the datum hole is formed in the skin support frame tool body and has no interference part with a skin part, such as an available tool access hole.
step S3, placing the skin part 2 on the skin support frame tool 1, and fixing an assembly positioning hole 4 on the skin part and a positioning hole on the skin support frame tool by using a positioning pin 5; and fixedly placing weights with corresponding weights at corresponding positions on the skin parts according to related product specification requirements, and pressing the skin parts onto the tool for attaching the skin support frame. The skin pieces are pressed into abutment, for example by means of tie straps 6 and sandbags 7.
Third, field measurement implementation and detection result evaluation
Step S4, inputting coordinates of the skin part assembly positioning hole position in the digifax of the skin part assembly positioning hole position into the laser tracker equipment 8, fitting the coordinates of a reference hole on the skin support frame tool, and enabling the coordinates of the reference hole to coincide with the theoretical coordinates designed by the skin support frame tool die;
And step S5, measuring the hole positions of the assembly positioning holes on the skin part one by using the laser tracker with the reference holes as the reference, and comparing the measurement coordinate values with the coordinate values of the assembly positioning holes in the digital model of the skin part to judge whether the hole positions of the assembly positioning holes meet the requirements.
Generating digital detection characteristics including the appearance, the contour, the subsidence and the hole position of the skin part in a digital model of the skin part, measuring the appearance, the contour, the subsidence and the hole position of the skin part by using a laser tracker, a T-scan and a T-probe digital measuring device by taking a reference hole as a reference in a detection field, and outputting characteristic data; and processing the output characteristic data in SA software, outputting deviation numerical value information of a visual view and point positions, and generating a report from the data information to obtain a final detection conclusion.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (8)
1. A method for detecting the position of a positioning hole in skin part assembly is characterized by comprising the following steps:
s1, customizing a set of skin support frame tooling for supporting skin parts;
step S2, making a reference hole on the skin support frame tool as a reference for measurement;
s3, placing the skin part on the skin support frame tool, and fixing an assembly positioning hole on the skin part and a positioning hole on the skin support frame tool by adopting a positioning pin;
Step S4, inputting coordinates of the skin part assembly positioning hole position in a digital model of the skin part assembly positioning hole position into laser tracker equipment, fitting coordinates of a reference hole on a skin support frame tool, and enabling the coordinates of the reference hole to coincide with theoretical coordinates designed by the skin support frame tool die;
And step S5, measuring the hole positions of the assembly positioning holes on the skin part one by using the laser tracker with the reference holes as the reference, and comparing the measurement coordinate values with the coordinate values of the assembly positioning holes in the digital model of the skin part to judge whether the hole positions of the assembly positioning holes meet the requirements.
2. the method for detecting the location holes in the skin part assembly location holes as claimed in claim 1, wherein in step S1, the skin support frame tooling structure is made in a customized integral type according to engineering requirements, or in a clamping plate trailer structure or a universal structure.
3. The method for detecting the location holes in the skin part assembling location holes as claimed in claim 1, wherein in step S2, the reference holes are formed in the skin support frame tooling body and have no interference with the skin part.
4. The method for detecting the location of the positioning hole in the skin part assembly according to claim 1, wherein in the step (3), a weight is fixedly placed on the skin part to press the skin part onto the skin-attached support frame assembly.
5. The skin part assembling locating hole position detecting method as claimed in claim 4, wherein in the step (3), the skin part is pressed to be attached through arranging a fastening belt and a sand bag.
6. The method for detecting the location of the positioning hole in the skin part assembly as claimed in claim 1, wherein in the step (5), the digital detection features generated in the skin part digifax include the shape, the contour, the subsidence and the location of the hole in the skin part.
7. The method for detecting the location holes in the skin part assembling locating holes as claimed in claim 1, wherein in the step (5), the appearance, the contour, the subsidence and the location holes of the skin part are measured by using a laser tracker, a T-scan and a T-probe digital measuring device on the basis of the reference holes in the detection field, and characteristic data are output.
8. the skin part assembling positioning hole position detecting method as claimed in claim 7, wherein in the step (5), the outputted characteristic data is processed in SA software, deviation numerical information of a visual view and a point position is outputted, and then a report is generated from the information to obtain a final detection conclusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910948410.1A CN110567374A (en) | 2019-10-08 | 2019-10-08 | skin part assembly positioning hole position detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910948410.1A CN110567374A (en) | 2019-10-08 | 2019-10-08 | skin part assembly positioning hole position detection method |
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| CN110567374A true CN110567374A (en) | 2019-12-13 |
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| CN201910948410.1A Pending CN110567374A (en) | 2019-10-08 | 2019-10-08 | skin part assembly positioning hole position detection method |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536870A (en) * | 2020-05-06 | 2020-08-14 | 中国第一汽车股份有限公司 | Online matching method for vehicle body |
| CN111660235A (en) * | 2020-05-20 | 2020-09-15 | 上海航天精密机械研究所 | Laser guide assembly system and method for riveting cabin |
| CN111702200A (en) * | 2020-06-12 | 2020-09-25 | 陕西飞机工业（集团）有限公司 | Processing method of skin mold assembly positioning hole |
| CN112197696A (en) * | 2020-08-24 | 2021-01-08 | 北京卫星制造厂有限公司 | Load interface hole making template adjusting and testing method based on integral optimization algorithm |
| CN112461124A (en) * | 2020-10-26 | 2021-03-09 | 东风汽车集团有限公司 | Positioning system and method for vehicle body floor detection support |
| CN112525100A (en) * | 2020-11-20 | 2021-03-19 | 昌河飞机工业（集团）有限责任公司 | Detect frock of covering appearance |
| CN112525108A (en) * | 2020-12-12 | 2021-03-19 | 江西洪都航空工业集团有限责任公司 | Method for detecting contour error of sheet part on line by adopting laser tracker |
| CN113074628A (en) * | 2020-01-03 | 2021-07-06 | 上海飞机制造有限公司 | Device and method for inspecting trimmed profile |
| CN113263206A (en) * | 2021-05-19 | 2021-08-17 | 中航西安飞机工业集团股份有限公司 | Alignment method for hole making positions outside closed space |
| CN113983907A (en) * | 2021-10-12 | 2022-01-28 | 江西洪都航空工业集团有限责任公司 | Design, manufacture and use method of complex skin part checking fixture |
| CN115451882A (en) * | 2022-11-10 | 2022-12-09 | 通用技术集团沈阳机床有限责任公司 | Method for calculating normal vector of axis of skin bottom hole based on space pose of floating pin |
| CN115540746A (en) * | 2022-01-06 | 2022-12-30 | 深圳荣耀智能机器有限公司 | Method for detecting position degree of side hole of structural part |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673879A (en) * | 2013-11-28 | 2014-03-26 | 江西洪都航空工业集团有限责任公司 | Rivet hole position detection method for aircraft skin |
| CN103673843A (en) * | 2013-11-28 | 2014-03-26 | 江西洪都航空工业集团有限责任公司 | Large skin part testing die |
| CN109117602A (en) * | 2018-10-17 | 2019-01-01 | 江西洪都航空工业集团有限责任公司 | Large scale covering digitizing detection method based on laser tracker |
-
2019
- 2019-10-08 CN CN201910948410.1A patent/CN110567374A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673879A (en) * | 2013-11-28 | 2014-03-26 | 江西洪都航空工业集团有限责任公司 | Rivet hole position detection method for aircraft skin |
| CN103673843A (en) * | 2013-11-28 | 2014-03-26 | 江西洪都航空工业集团有限责任公司 | Large skin part testing die |
| CN109117602A (en) * | 2018-10-17 | 2019-01-01 | 江西洪都航空工业集团有限责任公司 | Large scale covering digitizing detection method based on laser tracker |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074628B (en) * | 2020-01-03 | 2024-02-27 | 上海飞机制造有限公司 | Device and method for checking trimming molded surface |
| CN113074628A (en) * | 2020-01-03 | 2021-07-06 | 上海飞机制造有限公司 | Device and method for inspecting trimmed profile |
| CN111536870A (en) * | 2020-05-06 | 2020-08-14 | 中国第一汽车股份有限公司 | Online matching method for vehicle body |
| CN111660235A (en) * | 2020-05-20 | 2020-09-15 | 上海航天精密机械研究所 | Laser guide assembly system and method for riveting cabin |
| CN111702200A (en) * | 2020-06-12 | 2020-09-25 | 陕西飞机工业（集团）有限公司 | Processing method of skin mold assembly positioning hole |
| CN111702200B (en) * | 2020-06-12 | 2024-04-09 | 陕西飞机工业（集团）有限公司 | Processing method of skin mold assembly positioning hole |
| CN112197696A (en) * | 2020-08-24 | 2021-01-08 | 北京卫星制造厂有限公司 | Load interface hole making template adjusting and testing method based on integral optimization algorithm |
| CN112461124A (en) * | 2020-10-26 | 2021-03-09 | 东风汽车集团有限公司 | Positioning system and method for vehicle body floor detection support |
| CN112525100A (en) * | 2020-11-20 | 2021-03-19 | 昌河飞机工业（集团）有限责任公司 | Detect frock of covering appearance |
| CN112525108A (en) * | 2020-12-12 | 2021-03-19 | 江西洪都航空工业集团有限责任公司 | Method for detecting contour error of sheet part on line by adopting laser tracker |
| CN113263206B (en) * | 2021-05-19 | 2023-08-04 | 中航西安飞机工业集团股份有限公司 | Alignment method for hole position of hole making outside closed space |
| CN113263206A (en) * | 2021-05-19 | 2021-08-17 | 中航西安飞机工业集团股份有限公司 | Alignment method for hole making positions outside closed space |
| CN113983907A (en) * | 2021-10-12 | 2022-01-28 | 江西洪都航空工业集团有限责任公司 | Design, manufacture and use method of complex skin part checking fixture |
| CN115540746A (en) * | 2022-01-06 | 2022-12-30 | 深圳荣耀智能机器有限公司 | Method for detecting position degree of side hole of structural part |
| CN115451882A (en) * | 2022-11-10 | 2022-12-09 | 通用技术集团沈阳机床有限责任公司 | Method for calculating normal vector of axis of skin bottom hole based on space pose of floating pin |
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Application publication date: 20191213 |