CN110763099B - Hinge rod assembly precision detection device and detection method thereof - Google Patents
Hinge rod assembly precision detection device and detection method thereof Download PDFInfo
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- CN110763099B CN110763099B CN201910564920.9A CN201910564920A CN110763099B CN 110763099 B CN110763099 B CN 110763099B CN 201910564920 A CN201910564920 A CN 201910564920A CN 110763099 B CN110763099 B CN 110763099B
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- hinge rod
- hole
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- eccentricity
- tool
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
Abstract
The invention provides an assembly precision detection device of a hinge rod, which comprises an eccentricity inspection tool, a performance inspection tool, a pin shaft A and a pin shaft B, wherein the eccentricity inspection tool is used for testing the eccentricity of the hinge rod in an unfolded state; the performance inspection tool is used for detecting the hole pitch of the hinge rod in the unfolding state and the unfolding and folding performance of the hinge rod; the hinge pin A is used for fixing the hinge rod on an eccentricity inspection tool or a performance inspection tool, and has the functions of fixing and parking; and the pin shaft B is used for combining the inner hinge rod and the outer hinge rod to form a hinge rod of a product. According to the method for detecting the assembly precision of the hinge rod, provided by the invention, the assembly precision of a product is measured by adopting a special auxiliary tool in the assembling and adjusting process, the matching correctness of the hinge rod is detected in advance, the quick matching and precision measurement of the hinge rod are realized, and the precision requirements of 324 +/-0.05 mm of hole distance at two ends and 5.97mm of eccentricity as well as the test of unfolding and folding performance can be ensured.
Description
Technical Field
The invention relates to the field of aerospace general assembly, in particular to a hinge rod precision detection device and a precision detection method thereof.
Background
The large solar wing is folded and unfolded by adopting the unfolding mechanism, the folding ratio is large, the occupied space in the launching process is small, and the length after unfolding can reach 20 m. The solar wing needs to be unfolded and folded by a space unfolding mechanism in the space stretching process and is used as a structural element for supporting a stress system. The unfolding mechanism generally comprises a plurality of sections of unfolding and folding units, each section of unit is consistent, the hinge rod is used as one of key components in the unfolding and folding units, the precision of the hinge rod is the key of the fundamental frequency of the unfolding mechanism, and the unfolding and folding reliability is directly determined.
Fig. 1 is a perspective view of a hinge rod assembly in the prior art. Referring to fig. 1, the hinge rod assembly structure needs to ensure rapid pairing among a large number of parts and assembly precision and assembly performance, and needs to ensure the precision requirement between an inner hinge rod and an outer hinge rod of the hinge rod assembly through a special tool and an assembly and adjustment method so as to ensure the unfolding and folding performance.
Therefore, how to ensure that pairing can be performed quickly and precision and performance are ensured becomes a problem to be solved.
Disclosure of Invention
The invention aims to provide a hinge rod precision detection device and a hinge rod precision detection method, which are used for solving the problems of quick pairing of hinge rods and guarantee of precision and performance.
In order to achieve the above purpose, the invention provides an assembly precision detection device for hinge rods, which is based on the hinge rod precision detection device and realizes batch matching of the hinge rods by quickly detecting the eccentricity, the pitch and the unfolding and folding performance. The hinge rod precision detection device comprises an eccentricity detection tool, a performance detection tool, a pin shaft A and a pin shaft B, wherein the eccentricity detection tool is used for testing the eccentricity of the hinge rod in the unfolding state; the performance inspection tool is used for detecting the hole pitch of the hinge rod in the unfolding state and the unfolding and folding performance of the hinge rod; the hinge pin A is used for fixing the hinge rod on an eccentricity inspection tool or a performance inspection tool, and has the functions of fixing and parking; and the pin shaft B is used for combining the inner hinge rod and the outer hinge rod to form a hinge rod of a product.
According to the hinge rod precision detection device, the eccentricity detection tool and the hinge rod have no fastening measures and are only used for parking and supporting.
Above-mentioned hinge lever precision detection device, wherein, round pin axle B is used for connecting interior hinge lever and outer hinge lever and forms the hinge lever assembly, and with the performance inspection frock is connected.
Above-mentioned hinge rod precision detection device, wherein, round pin axle A is used for connecting the hinge rod assembly at the performance inspection frock, plays the positioning action.
Above-mentioned hinge lever precision detection device, wherein, the performance inspection frock is with providing standard round hole for the survey distance.
The invention provides another technical scheme which is a detection method based on the hinge rod assembling precision detection device, and the detection method comprises the following steps: firstly, forming a hinge rod into a combined body by using a pin shaft A, wherein the pin shaft A penetrates through holes at two ends of the hinge rod combined body and is placed on an eccentricity detection tool, and the distance from a detection shaft A to the surface of the eccentricity detection tool is detected; fixing the hinge rod assembly on a performance inspection tool in an unfolded state, and detecting whether the pitch meets the requirements and the unfolding performance; the hinge rod assembly is fixed on a performance inspection tool in a furled state, furling performance is detected, and finally, the hinge rod parts are rapidly selected and assembled and precision measurement is achieved.
The method comprises the following steps: the eccentricity detection tool is high in parking surface precision, the two pin shafts A are located on the same plane, and the distance between the connecting line of the measuring pin shafts A and the pin shaft B can be converted into the height difference between the measuring pin shaft B and the surface of the eccentricity detection tool below; the distance between 4 holes of the performance inspection tool is set according to the hole distance of the hinge rod in the unfolding and folding states, and if the hinge rod in the unfolding and folding states can be connected with the eccentricity inspection tool in place, the hole distance of the hinge rod and the unfolding and folding performances are qualified.
The hinge rod precision detection device and the precision detection method thereof provided by the invention have the advantages that a special auxiliary tool is adopted to measure the assembly precision of a product in the assembling and debugging process, the matching correctness of the hinge rod is detected in advance, and the rapid matching and precision measurement of the hinge rod are realized.
Drawings
The invention is further described with reference to the accompanying drawings:
FIG. 1 is a perspective view of a prior art hinge rod assembly;
FIG. 2a is a schematic perspective view of a performance testing tool and a hinge rod in the prior art;
FIG. 2b is a schematic perspective view of an eccentricity inspection tool and a hinge rod in the prior art;
FIG. 3 is a schematic perspective view of a performance testing tool in the hinge rod precision detection apparatus according to the embodiment of the present invention;
fig. 4 is a schematic perspective view of a pin a in the hinge lever precision detection apparatus according to the embodiment of the present invention;
fig. 5 is a schematic perspective view of a pin B in the hinge lever precision detection apparatus according to the embodiment of the present invention;
fig. 6 is a schematic perspective view of an eccentricity testing fixture in the hinge rod precision detecting device according to the embodiment of the present invention.
Detailed Description
The hinge rod precision detection device and the precision detection method thereof proposed by the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise ratio for the purpose of facilitating and distinctly aiding in the description of the embodiments of the invention.
The core idea of the invention is that the hinge rod precision detection device and the precision detection method thereof provided by the invention adopt a special auxiliary tool to measure the assembly precision of a product in the assembly and adjustment process, detect the matching correctness of the hinge rod in advance, and realize the rapid matching and precision measurement of the hinge rod.
Fig. 2a is a schematic perspective view of a performance testing tool and a hinge rod in the prior art, fig. 2B is a schematic perspective view of an eccentricity testing tool and a hinge rod in the prior art, fig. 3 is a schematic perspective view of a performance testing tool in a hinge rod precision detection device provided in an embodiment of the present invention, fig. 4 is a schematic perspective view of a pin shaft a in a hinge rod precision detection device provided in an embodiment of the present invention, fig. 5 is a schematic perspective view of a pin shaft B in a hinge rod precision detection device provided in an embodiment of the present invention, and fig. 6 is a schematic perspective view of an eccentricity testing tool in a hinge rod precision detection device provided in an embodiment of the present invention. Referring to fig. 2a, 2b, 3, 4, 5 and 6, there is provided a hinge lever accuracy detecting device including: the shaft A23 is a cylindrical shaft, and the inner hinge rod and the outer hinge rod are connected through the hole B and the hole C to form a combined state; the pin shafts A22 are cylindrical shafts, 2 in total, one pin shaft penetrates through the hole A, and the other pin shaft penetrates through the hole D; the performance inspection tool 21 is square, the upper surface of the performance inspection tool comprises a hole E, a hole F, a hole G and a hole H, a pin shaft A22 is installed on the hole E, the hole G and the hole H, a shaft A23 is installed on the hole F, and when the hole E, the hole F and the hole H are used in a combined mode, the hinge rod is installed on the performance inspection tool 21 in an unfolded state, and the hole distance and the unfolding performance can be detected; when the hole F, the hole G and the hole H are used in a combined mode, the hinge rod is installed in the performance inspection tool 21 in a furled state, and furling performance can be detected. The eccentricity testing tool 24 is square, two grooves are formed in two ends of the eccentricity testing tool, the hinge rod assembly is placed on the eccentricity testing tool 24 in an unfolded state, and the eccentricity testing tool is clamped on the grooves through 2 pin shafts A22.
Referring to fig. 2a and 2b, the hinge lever precision detecting apparatus and the precision detecting method thereof of the present embodiment are as follows: firstly, forming a hinge rod into a combined body by using a shaft A23, enabling a pin shaft A22 to penetrate through holes at two ends of the hinge rod combined body, placing the hinge rod combined body on an eccentricity detection tool 24, and detecting the distance from a shaft A23 to the surface of the eccentricity detection tool 24; the hinge rod assembly is fixed on the performance inspection tool 21 in an unfolded state, whether the hole pitch meets the requirements or not and the unfolding performance can be detected, the hinge rod assembly is fixed on the performance inspection tool 21 in a folded state, the folding performance can be detected, and finally the quick matching and assembly precision measurement of hinge rod parts are achieved.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (2)
1. The hinge rod assembling precision detection device is characterized by comprising an eccentricity inspection tool, a performance inspection tool, a pin shaft A and a pin shaft B, wherein the eccentricity inspection tool is used for testing the eccentricity of a hinge rod in an unfolded state; the performance inspection tool is used for detecting the hole pitch of the hinge rod in the unfolding state and the unfolding and folding performance of the hinge rod; the hinge pin A is used for fixing the hinge rod on an eccentricity inspection tool or a performance inspection tool, and has the functions of fixing and parking; the pin shaft B is used for combining the inner hinge rod and the outer hinge rod to form a hinge rod of a product;
the eccentricity detection tool and the hinge rod have no fastening measure and are only used for parking and supporting;
the pin B is used for connecting the inner hinge rod and the outer hinge rod to form a hinge rod assembly and is connected with the performance inspection tool;
the hinge pin A is used for connecting the hinge rod assembly to the performance inspection tool to play a positioning role;
the performance inspection tool is used for providing a standard round hole and is used for measuring the distance;
the hinge rod consists of two rod parts, namely an inner hinge rod and an outer hinge rod, wherein holes A and B are formed in two ends of the inner hinge rod, and holes C and D are formed in two ends of the outer hinge rod;
the pin shaft B is a cylindrical shaft, and the inner hinge rod and the outer hinge rod are connected through the hole B and the hole C to form a combined state;
the pin shafts A are cylindrical shafts, 2 in total, one pin shaft is penetrated in the hole A, and the other pin shaft is penetrated in the hole D;
the performance testing tool is square, the upper surface of the performance testing tool comprises a hole E, a hole F, a hole G and a hole H, a pin shaft A is installed in the hole E, the hole G and the hole H, a pin shaft B is installed in the hole F, and when the hole E, the hole F and the hole H are used in a combined mode, the hinge rod is installed in the performance testing tool in an unfolded state, and hole distance and unfolding performance can be detected; when the hole F, the hole G and the hole H are used in a combined mode, the hinge rod is installed in a performance inspection tool in a furled state, and furled performance can be detected;
the eccentricity testing tool is square, two grooves are formed in two ends of the eccentricity testing tool respectively, the hinge rod assembly is placed on the eccentricity testing tool in an unfolded state, and the hinge rod assembly is clamped on the grooves through 2 pin shafts A.
2. The detecting method of an assembling accuracy detecting device of a hinge lever according to claim 1, characterized by comprising the steps of:
firstly, forming a hinge rod into a combined body by using a pin shaft A, wherein the pin shaft A penetrates through holes at two ends of the hinge rod combined body and is placed on an eccentricity detection tool, and the distance from a detection shaft A to the surface of the eccentricity detection tool is detected;
fixing the hinge rod assembly on a performance inspection tool in an unfolded state, and detecting whether the pitch meets the requirements and the unfolding performance;
the hinge rod assembly is fixed on a performance inspection tool in a furled state, furling performance is detected, and finally, the hinge rod parts are rapidly selected and assembled and precision measurement is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910564920.9A CN110763099B (en) | 2019-06-27 | 2019-06-27 | Hinge rod assembly precision detection device and detection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910564920.9A CN110763099B (en) | 2019-06-27 | 2019-06-27 | Hinge rod assembly precision detection device and detection method thereof |
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| Publication Number | Publication Date |
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| CN110763099A CN110763099A (en) | 2020-02-07 |
| CN110763099B true CN110763099B (en) | 2021-03-09 |
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| CN201910564920.9A Active CN110763099B (en) | 2019-06-27 | 2019-06-27 | Hinge rod assembly precision detection device and detection method thereof |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203908471U (en) * | 2014-06-04 | 2014-10-29 | 苏州市艾西依钣金制造有限公司 | Tool for rapidly inspecting spatial dimension of rod-kind part |
| CN205505957U (en) * | 2015-11-30 | 2016-08-24 | 哈尔滨飞机工业集团有限责任公司 | Pole subassembly hangs down straightness and detects anchor clamps |
| KR101791842B1 (en) * | 2016-03-29 | 2017-11-20 | 연세대학교 원주산학협력단 | Textile sensor test Jig for changing the angle of the textile sensor |
| CN206253755U (en) * | 2016-06-29 | 2017-06-16 | 荣成华东锻压机床股份有限公司 | A kind of special tooling for processing eccentric gear |
| CN205981070U (en) * | 2016-08-25 | 2017-02-22 | 青岛歌尔声学科技有限公司 | Concentricity visual inspection frock |
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