CN108195247B - Tool and method for measuring position degree of inner ring assembly - Google Patents
Tool and method for measuring position degree of inner ring assembly Download PDFInfo
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- CN108195247B CN108195247B CN201711268969.7A CN201711268969A CN108195247B CN 108195247 B CN108195247 B CN 108195247B CN 201711268969 A CN201711268969 A CN 201711268969A CN 108195247 B CN108195247 B CN 108195247B
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- base
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- bushing
- pin
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- 238000000034 method Methods 0.000 title claims description 11
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000003754 machining Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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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
- G01B5/003—Measuring of motor parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a position degree measuring tool for an inner ring assembly, which comprises a base, a supporting ring and a positioning ring, wherein the supporting ring is arranged on the base; the base is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base around the circle center, and the supporting ring is fixed on the base through bolts; the edge of the upper surface of the base is provided with a circle of positioning ring bolt holes, and the positioning ring is fixed on the base through bolts; a plurality of bushing holes are circumferentially distributed on the support ring, and a bushing is arranged on each bushing hole. The measuring tool is designed into a plurality of circumferential long waist grooves in the circumferential direction, and the circumferential length of each groove is designed to be capable of measuring adjacent hole positions of the detected radial holes just after the measuring tool rotates for a certain distance. Therefore, the strength of the positioning ring is ensured, the number of the detection holes is halved, the tooling machining difficulty is reduced, and the machining cost is saved.
Description
Technical Field
The invention belongs to the technical field of part detection, and particularly relates to a tool and a method for measuring the position degree of an inner ring assembly.
Background
The inner ring component is an important part in parts of an aircraft engine, and plays a role in supporting and positioning the performance of the engine. The inner ring component is provided with a hole, and the inner ring component is provided with a hole corresponding to the hole of the part to be detected; the second method is a half plus one detection method, namely the number of holes on the detection tool is half of the number of holes on the detected part plus one, during detection, the half plus one hole is firstly detected, then the detected part is rotated to a hole position, and the other half hole is detected. The second method has the advantages that half of the hole sites with one quantity can be reduced when the measuring tool is processed, the processing and production difficulty of the measuring tool is reduced, and the processing cost is saved. For detected parts which are complex in structure and difficult to avoid, a first detection method is generally adopted.
The inner ring assembly is a thin-wall part, and two parts are connected by two circles of screws and pins, and the distance between the positioning circle and the two circles of screws and pins is very short, so that the positioning circle is difficult to avoid.
Disclosure of Invention
The present invention is directed to a measuring tool and a measuring method for measuring the position of an inner ring assembly to solve the above-mentioned problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
a position degree measuring tool for an inner ring assembly comprises a base, a supporting ring and a positioning ring; the base is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base around the circle center, and the supporting ring is fixed on the base through bolts; the edge of the upper surface of the base is provided with a circle of positioning ring bolt holes, and the positioning ring is fixed on the base through bolts; a plurality of bushing holes are circumferentially distributed on the support ring, and a bushing is arranged on each bushing hole.
Furthermore, a plurality of long waist grooves are arranged along the circumferential direction of the positioning ring; a movable positioning pin is arranged in the long waist groove along the positioning ring.
Furthermore, the movable positioning pin is a cylindrical pin.
Furthermore, a measuring pin is arranged in a bushing on the supporting ring.
Furthermore, the number of the bushing holes is 20, and the number of the measuring pins is 20.
Further, the measuring method based on the inner ring component position degree measuring tool comprises a base, a supporting ring and a positioning ring; the base is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base around the circle center, and the supporting ring is fixed on the base through bolts; the edge of the upper surface of the base is provided with a circle of positioning ring bolt holes, and the positioning ring is fixed on the base through bolts; a plurality of bushing holes are circumferentially distributed on the support ring, and a bushing is arranged on each bushing hole.
A plurality of long waist grooves are arranged along the circumferential direction of the positioning ring; a movable positioning pin is arranged in the long waist groove along the positioning ring;
the movable positioning pin is a cylindrical pin; a measuring pin is arranged in the bushing on the supporting ring;
the measuring method based on the inner ring assembly position degree measuring tool comprises the following steps:
1) inserting the movable positioning pin along the long waist groove on the positioning ring;
2) then the measuring pin is inserted into the measured part along the bush, if part or all of the measuring pins can not be inserted into the corresponding holes, the part is unqualified; if all the measuring pins can be inserted into the corresponding holes of the detected parts along the bush, the quality is qualified;
3) and after the detection is finished, pulling out the positioning pin and the measuring pin, rotating the part by one hole position, inserting the measuring pin into the guide hole, and detecting the rest holes.
Compared with the prior art, the invention has the following technical effects:
the measuring tool is designed into a plurality of circumferential long waist grooves in the circumferential direction, and the circumferential length of each groove is designed to be capable of measuring adjacent hole positions of the detected radial holes just after the measuring tool rotates for a certain distance. Therefore, the strength of the positioning ring is ensured, the number of the detection holes is halved, the tooling machining difficulty is reduced, and the machining cost is saved.
After the measurement is finished, one hole position is rotated, the measurement pin is inserted into the guide hole, and the other holes are detected, so that the position tolerance is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein: 1. a base; 2. a branch ring; 3. a retaining ring.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1, a position measuring device for an inner ring assembly includes a base 1, a supporting ring 2 and a positioning ring 3; the base 1 is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base 1 around the circle center, and the supporting ring 2 is fixed on the base 1 through bolts; the edge of the upper surface of the base 1 is provided with a circle of positioning ring bolt holes, and the positioning ring 3 is fixed on the base 1 through bolts; a plurality of bushing holes are circumferentially distributed on the support ring 2, and a bushing is arranged on each bushing hole.
A plurality of long waist grooves are arranged along the circumferential direction of the positioning ring 3; a movable positioning pin is arranged in the long waist groove along the positioning ring 3.
The movable positioning pin is a cylindrical pin.
And a measuring pin is arranged in a bushing on the support ring 2.
The number of the bushing holes is 20, and the number of the measuring pins is 20.
The measuring method based on the inner ring assembly position degree measuring tool comprises the following steps:
1) inserting the movable positioning pin along the long waist groove on the positioning ring 3;
2) then the measuring pin is inserted into the measured part along the bush, if part or all of the measuring pins can not be inserted into the corresponding holes, the part is unqualified; if all the measuring pins can be inserted into the corresponding holes of the detected parts along the bush, the quality is qualified;
3) and after the detection is finished, pulling out the positioning pin and the measuring pin, rotating the part by one hole position, inserting the measuring pin into the guide hole, and detecting the rest holes.
Claims (4)
1. The inner ring assembly position degree measuring tool is characterized by comprising a base (1), a supporting ring (2) and a positioning ring (3); the base (1) is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base (1) around the circle center, and the supporting ring (2) is fixed on the base (1) through bolts; the edge of the upper surface of the base (1) is provided with a circle of positioning ring bolt holes, and the positioning ring (3) is fixed on the base (1) through bolts; a plurality of bushing holes are circumferentially distributed on the supporting ring (2), and each bushing hole is provided with a bushing;
a plurality of long waist grooves are arranged along the circumferential direction of the positioning ring (3); a movable positioning pin is arranged in the long waist groove along the positioning ring (3);
and a measuring pin is arranged in a bushing on the supporting ring (2).
2. The tool of claim 1, wherein the pin is a cylindrical pin.
3. The inner ring assembly position degree measuring tool according to claim 2, wherein the number of the bushing holes is 20, and the number of the measuring pins is 20.
4. A measuring method based on an inner ring component position degree measuring tool is characterized in that the inner ring component position degree measuring tool comprises a base (1), a supporting ring (2) and a positioning ring (3); the base (1) is circular, a circle of supporting ring bolt holes are formed in the upper surface of the base (1) around the circle center, and the supporting ring (2) is fixed on the base (1) through bolts; the edge of the upper surface of the base (1) is provided with a circle of positioning ring bolt holes, and the positioning ring (3) is fixed on the base (1) through bolts; a plurality of bushing holes are circumferentially distributed on the supporting ring (2), and each bushing hole is provided with a bushing;
a plurality of long waist grooves are arranged along the circumferential direction of the positioning ring (3); a movable positioning pin is arranged in the long waist groove along the positioning ring (3);
the movable positioning pin is a cylindrical pin; a measuring pin is arranged in a bushing on the supporting ring (2);
the measuring method based on the inner ring assembly position degree measuring tool comprises the following steps:
1) inserting the movable positioning pin along the long waist groove on the positioning ring (3);
2) then the measuring pin is inserted into the measured part along the bush, if part or all of the measuring pins can not be inserted into the corresponding holes, the part is unqualified; if all the measuring pins can be inserted into the corresponding holes of the detected parts along the bush, the quality is qualified;
3) and after the detection is finished, pulling out the positioning pin and the measuring pin, rotating the part by one hole position, inserting the measuring pin into the guide hole, and detecting the rest holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711268969.7A CN108195247B (en) | 2017-12-05 | 2017-12-05 | Tool and method for measuring position degree of inner ring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711268969.7A CN108195247B (en) | 2017-12-05 | 2017-12-05 | Tool and method for measuring position degree of inner ring assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108195247A CN108195247A (en) | 2018-06-22 |
| CN108195247B true CN108195247B (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711268969.7A Active CN108195247B (en) | 2017-12-05 | 2017-12-05 | Tool and method for measuring position degree of inner ring assembly |
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| Country | Link |
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| CN (1) | CN108195247B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124805A (en) * | 1993-10-29 | 1995-05-16 | Toyota Motor Corp | Chuck device |
| CN201397109Y (en) * | 2009-04-07 | 2010-02-03 | 广西玉柴机器股份有限公司 | Cylinder body bearing seat lateral face position inspection device |
| CN105547078A (en) * | 2015-12-15 | 2016-05-04 | 中核（天津）机械有限公司 | Multi-inclined-hole position degree testing device of disc thin-walled member |
| CN106767274A (en) * | 2017-03-30 | 2017-05-31 | 江苏万力机械股份有限公司 | A kind of bent axle screwed hole group position degree checks measurer |
| CN107289838A (en) * | 2017-07-31 | 2017-10-24 | 中核(天津)科技发展有限公司 | The hole location tolerance detection device and detection method of disc type work |
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2017
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| CN108195247A (en) | 2018-06-22 |
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Effective date of registration: 20240603 Address after: 710000, Room 401, 4th Floor, Building 7, Dapu Industrial Park, No. 4955 Shangyuan Road, Economic Development Zone, Xi'an City, Shaanxi Province Patentee after: XI'AN Xaec Suntimes HIGH-TECH Co.,Ltd. Country or region after: China Address before: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee before: AECC AVIATION POWER CO,LTD. Country or region before: China |