CN205835116U - A kind of measured material - Google Patents
A kind of measured material Download PDFInfo
- Publication number
- CN205835116U CN205835116U CN201620649032.9U CN201620649032U CN205835116U CN 205835116 U CN205835116 U CN 205835116U CN 201620649032 U CN201620649032 U CN 201620649032U CN 205835116 U CN205835116 U CN 205835116U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- base plate
- supporting ring
- measuring
- fixture
- 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.)
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Links
- 238000005259 measurement Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 8
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of measured material, it includes base plate, the support ring being connected is fixed with described base plate, the location dish being rotatably connected with described base plate it is provided with inside described support ring, it is provided with at least three fine tuning structure on described base plate outside described support ring, described fine tuning structure includes fixing the adjustment pad being connected with described base plate and adjusting bolt, described adjustment pad is arranged in the groove bottom described base plate, and described adjustment bolt is arranged on described base plate top and is accessibly connected with described adjustment pad.A kind of measured material provided by the utility model, can realize the quick and precisely detection and location of assembly, thus be effectively increased detection efficiency.
Description
Technical Field
The utility model relates to the field of machinary, in particular to carry out measuring fixture that fixes a position to the subassembly that needs to measure.
Background
During the production of aircraft engine components, it is often necessary to perform part tolerance measurements on the assembled annular assembly. For example, when rotor and stator assemblies of an aircraft engine are assembled, the stator assemblies need to measure the tolerance of the assembled parts, but the parts of the assemblies are generally high in precision (for example, the tolerance of the measured parts requires the runout to be less than 0.05), large and heavy (the size of the assemblies can reach phi 293X 491). If the traditional clamp is used for positioning and clamping, the manufacturing precision requirement of the clamp is very high and cannot necessarily meet the measurement requirement, and if a three-coordinate measuring instrument is used for measuring, the problems of long detection period and high detection cost exist, and the requirements of the manufacturing period and batch production of parts cannot be met.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the present invention is to provide a measuring jig to reduce or avoid the aforementioned problems.
For solving the technical problem, the utility model provides a measuring clamp, it includes the bottom plate, with bottom plate fixed connection's supporting ring, the supporting ring inboard be provided with bottom plate rotatable coupling's positioning disk, the supporting ring outside be provided with at least three fine setting structure on the bottom plate, fine setting structure include with bottom plate fixed connection's adjusting shim and adjusting bolt, adjusting shim sets up in the recess of bottom plate bottom, adjusting bolt sets up bottom plate upper portion and with adjusting shim contactable connects.
Preferably, a clearance of 1mm is provided between the circumference of the positioning disk and the support ring.
Preferably, the bottom plate is provided with a steel ball roller.
Preferably, the adjusting bolt is further provided with an adjusting nut.
Preferably, six fine adjustment structures are arranged on the bottom plate.
Preferably, the top of the positioning plate is provided with a mounting seat.
Preferably, the top of the supporting ring is provided with a detachably connected support.
Preferably, the top of the supporting ring is provided with a detachably connected positioning pin.
Preferably, the support ring side wall is further provided with a detachably attached stop bolt.
Preferably, the bottom plate is provided with a hanging ring.
The utility model provides a pair of measure anchor clamps can realize the quick accurate detection location of subassembly to detection efficiency has effectively been improved.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein,
fig. 1 is a schematic structural view of a measuring jig according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the measuring fixture of FIG. 1 in use;
fig. 3 is a schematic cross-sectional structure view of the fine adjustment structure of fig. 1.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings. Wherein like parts are given like reference numerals.
Fig. 1 is a schematic structural view of a measuring jig according to an embodiment of the present invention; FIG. 2 is a schematic cross-sectional view of the measuring fixture of FIG. 1 in use; fig. 3 is a schematic cross-sectional structure view of the fine adjustment structure of fig. 1. The ring assembly clamped on the measuring fixture is shown in dashed lines in fig. 2. Referring to fig. 1-3, the present invention provides a measuring fixture, which can be used to position and clamp a relatively large and heavy annular component (such as a rotor-stator component of an aircraft engine) with high precision (such as the tolerance of the measured position requires less than 0.05) as described in the background art, so as to measure the position tolerance of the component, which comprises a bottom plate 1 and a supporting ring 2 fixedly connected with the bottom plate 1, wherein a positioning disc 3 rotatably connected with the bottom plate 1 is arranged on the inner side of the supporting ring 2, at least three fine adjustment structures 4 are arranged on the bottom plate 1 outside the supporting ring 2, the fine adjustment structures 4 comprise an adjusting gasket 41 and an adjusting bolt 42 which are fixedly connected with the bottom plate 1, the adjusting shim 41 is arranged in the groove 11 at the bottom of the bottom plate 1, and the adjusting bolt 42 is arranged at the upper part of the bottom plate 1 and is in contact connection with the adjusting shim 41.
The circumference of the positioning disc 3 and the supporting ring 2 can be set to be in clearance fit with the size of 1mm, the bottom plate 1 is provided with the steel ball roller 12, so that the bottom of the positioning disc 3 is supported by the steel ball roller 12, friction coefficients are greatly reduced, the positioning disc 3 can flexibly rotate, after the annular assembly to be measured is positioned and supported and fixed by the positioning disc 3, the plane error of the supporting surface of the measuring clamp can be finely adjusted by the fine adjustment structure 4, namely, the position of the adjusting gasket 41 can be adjusted by screwing and loosening the adjusting bolt 42, so that fine adjustment of the measuring clamp is realized, the positioning error of the positioning surface of the assembly can be controlled within 0.01mm, and the positioning error is eliminated.
In order to adjust the adjusting shim 41, an adjusting nut 43 may be further disposed on the adjusting bolt 42, which is convenient for an operator to operate.
In a preferred embodiment, six fine adjustment structures 3 are arranged on the base plate 1.
In a preferred embodiment, the positioning plate 3 is provided with a mounting seat 31 at the top, so as to facilitate the fixing of the annular component to be tested.
In a preferred embodiment, the top of the support ring 2 may be provided with a removably attached seat 21, which may assist in the secure positioning of the annular assembly to be tested.
In a preferred embodiment, the top of the supporting ring 2 may be provided with a removably attached positioning pin 22, which facilitates controlled fixing of the positioning disk 3.
In a preferred embodiment, the side wall of the support ring 2 can be further provided with detachably attached stop bolts 23, which further facilitate the control of the position of the positioning disk 3.
In a preferred embodiment, in order to facilitate the displacement of the measuring jig, the base plate 1 is provided with a suspension ring 12.
The utility model provides a pair of measure anchor clamps can realize the quick accurate detection location of subassembly to detection efficiency has effectively been improved.
It is to be understood by those skilled in the art that while the present invention has been described in terms of several embodiments, it is not intended that each embodiment cover a separate embodiment. The description is given for clearness of understanding only, and it is to be understood that all matters in the embodiments are to be interpreted as including all technical equivalents which are encompassed by the claims.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes, modifications and combinations that may be made by those skilled in the art without departing from the spirit and principles of the invention should be considered within the scope of the invention.
Claims (10)
1. The measuring clamp is characterized by comprising a bottom plate and a supporting ring fixedly connected with the bottom plate, wherein a positioning disc rotatably connected with the bottom plate is arranged on the inner side of the supporting ring, at least three fine adjustment structures are arranged on the bottom plate on the outer side of the supporting ring, each fine adjustment structure comprises an adjusting gasket fixedly connected with the bottom plate and an adjusting bolt, the adjusting gasket is arranged in a groove in the bottom of the bottom plate, and the adjusting bolt is arranged on the upper portion of the bottom plate and is in contact connection with the adjusting gasket.
2. Measuring fixture according to claim 1, characterized in that a gap of 1mm is provided between the circumference of the positioning disc and the support ring.
3. The measurement fixture of claim 1, wherein the base plate is provided with steel ball rollers.
4. The measurement fixture of claim 1, wherein the adjustment bolt is further provided with an adjustment nut thereon.
5. The measurement fixture of claim 1, wherein six of the fine adjustment structures are provided on the base plate.
6. The measurement fixture of claim 1, wherein the puck top is provided with a mount.
7. Measuring fixture according to claim 1, characterized in that the supporting ring top is provided with a detachably connected seat.
8. The measuring fixture according to claim 1, characterized in that the supporting ring top is provided with a detachably connected positioning pin.
9. The measurement fixture of claim 1, wherein the support ring side wall is further provided with a removably attached stop bolt.
10. The measurement fixture of claim 1, wherein the base plate is provided with a lifting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620649032.9U CN205835116U (en) | 2016-06-28 | 2016-06-28 | A kind of measured material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620649032.9U CN205835116U (en) | 2016-06-28 | 2016-06-28 | A kind of measured material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205835116U true CN205835116U (en) | 2016-12-28 |
Family
ID=57620604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620649032.9U Active CN205835116U (en) | 2016-06-28 | 2016-06-28 | A kind of measured material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205835116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932363A (en) * | 2017-11-23 | 2018-04-20 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of general-purpose regulating device and its application method for clamping ring-shaped work pieces |
| CN107971943A (en) * | 2017-11-23 | 2018-05-01 | 中国航发沈阳黎明航空发动机有限责任公司 | One kind is used for spacing measuring measuring tool and its application method |
-
2016
- 2016-06-28 CN CN201620649032.9U patent/CN205835116U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932363A (en) * | 2017-11-23 | 2018-04-20 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of general-purpose regulating device and its application method for clamping ring-shaped work pieces |
| CN107971943A (en) * | 2017-11-23 | 2018-05-01 | 中国航发沈阳黎明航空发动机有限责任公司 | One kind is used for spacing measuring measuring tool and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |