CN205927711U - Turbine rotor race gauge - Google Patents
Turbine rotor race gauge Download PDFInfo
- Publication number
- CN205927711U CN205927711U CN201620934503.0U CN201620934503U CN205927711U CN 205927711 U CN205927711 U CN 205927711U CN 201620934503 U CN201620934503 U CN 201620934503U CN 205927711 U CN205927711 U CN 205927711U
- Authority
- CN
- China
- Prior art keywords
- gauge
- rotor groove
- shank
- turbo rotor
- detecting body
- 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.)
- Expired - Fee Related
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a turbine rotor race gauge, including a plurality of detecting body and the stalk portion that sets gradually, detecting body and rotor race phase -match, a plurality of detecting body set gradually and form fir shape profile, the installation base surface of this gauge does the stalk portion with the terminal surface connected of detecting body, the measurement base face of this gauge be located with the detecting body that connects of stalk portion on. Compared with the prior art, the gauge surface covering has tiN and DLC composite biocoating, has guaranteed gauge surface dimension precision and hardness.
Description
Technical field
This utility model is related to field of machining, more particularly, to a kind of turbo rotor groove gauge.
Background technology
With the continuous development of steam turbine technology, to steam turbine output, the stability requirement more and more higher of work is right
The accuracy of manufacture of rotor is put forward higher requirement, to for detecting the gauge of rotor groove machining accuracy it is also proposed that higher will
Ask.W6Mo5Cr4V2 high-speed steel commonly used by turbo rotor groove gauge rapidoprint at present, and such material price is somewhat expensive, in system
Have very high in heat treatment (hardness requirement HRC62) during making and complicated surface ground finish (form and position tolerance 0.0050) operation
Scrappage, and the process-cycle is also extremely slow.
Utility model content
The problem existing for above-mentioned prior art of the present utility model, provides a kind of hardness height, the vapour of long service life
Turbine wheel race gauge.
For solving above-mentioned technical problem, this utility model is achieved through the following technical solutions：A kind of turbine rotor wheel
Groove gauge, including several detection bodies setting gradually and shank, described detection body is matched with rotor groove, several institutes
The detection body stated sets gradually formation fir shape type face, and the installation base surface of this gauge is that described shank is connected with described detection body
The end face connecing, the measurement basal plane of this gauge is located on the detection body being connected with described shank.
Several described detection bodies and the dead in line of shank.
The surface of this gauge is coated with TiN and DLC composite coating.
The dimensional tolerance in described fir shape type face is ± 0.0025mm, and surface roughness is in more than Ra0.4.
The surface roughness of described measurement basal plane is in more than Ra0.8.
The case hardness of this gauge is higher than HRC62.
Compared with prior art, this utility model gauge surface is coated with TiN and DLC composite coating it is ensured that gauge surface
Dimensional accuracy and hardness, the dimensional tolerance in fir shape type face is ± 0.0025mm, and surface roughness is in more than Ra0.4, measurement base
The surface roughness in face is in more than Ra0.8 it is ensured that certainty of measurement.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is this utility model turbo rotor groove gauge detection root of blade schematic diagram；
Fig. 3 is this utility model turbo rotor groove gauge detection rotor groove position schematic diagram；
In figure, 1 fir shape type face, 2 measurement basal planes, 3 installation base surfaces, 4 shanks.
Specific embodiment
Below embodiment of the present utility model is elaborated, the present embodiment is being front with technical solutions of the utility model
Put and implemented, give detailed embodiment and specific operating process, but protection domain of the present utility model does not limit
In following embodiments.
Embodiment 1
As shown in figure 1, a kind of turbo rotor groove gauge, it is made up of GCr15 steel, this gauge includes 3 setting gradually
Section detection body and shank 4, detection body is matched with rotor groove, and 3 sections of detection bodies set gradually formation fir shape type face 1, this amount
The installation base surface 3 of rule is the end face that shank 4 is connected with detection body, and the measurement basal plane 2 of this gauge is located at the detection being connected with shank 4
On body.3 sections of deads in line detecting body, connector and shank 4.The case hardness of this gauge is higher than HRC62, by PVD (physics gas
Mutually deposit) coating process realization, that is, by TiN coating and DLC coating (Diamond-Like Coating diamond-like coating) shape
Become composite coating.The dimensional tolerance in fir shape type face 1 is ± 0.0025mm, and surface roughness is in more than Ra0.4.Measurement basal plane 2
Surface roughness in more than Ra0.8.
Fig. 2 is this utility model turbo rotor groove gauge detection root of blade schematic diagram；Fig. 3 is this utility model vapour
Turbine wheel race gauge detection rotor groove position schematic diagram.This gauge is used for detecting the molded line of rotor groove, with drift and
No-go gage detects, drift detection is passed through, and no-go gage does not pass through, and is qualified, otherwise for unqualified
This utility model gauge surface is coated with TiN and DLC composite coating it is ensured that gauge surface size precision and hardness,
The dimensional tolerance in fir shape type face is ± 0.0025mm, and surface roughness exists in more than Ra0.4, the surface roughness measuring basal plane
More than Ra0.8 is it is ensured that certainty of measurement.
Embodiment 2
In the present embodiment, detection body has 5, and remaining is with embodiment 1.
Obviously, those skilled in the art can carry out various changes to utility model and modification is new without deviating from this practicality
The spirit and scope of type.So, if of the present utility model these modification and modification belong to this utility model claim and its
Within the scope of equivalent technologies, then this utility model is also intended to comprise these changes and modification.
Claims (6)
1. a kind of turbo rotor groove gauge is it is characterised in that including several detection bodies and the shank setting gradually, described
Detection body match with rotor groove, several described detection bodies set gradually formation fir shape type face, the peace of this gauge
Dress basal plane is the end face that described shank is connected with described detection body, and the measurement basal plane of this gauge is located at described shank even
On the detection body connecing.
2. as claimed in claim 1 a kind of turbo rotor groove gauge it is characterised in that several detection bodies described and
The dead in line of shank.
3. as claimed in claim 1 a kind of turbo rotor groove gauge it is characterised in that the surface of this gauge is coated with
TiN and DLC composite coating.
4. as claimed in claim 1 a kind of turbo rotor groove gauge it is characterised in that the chi in described fir shape type face
Very little tolerance is ± 0.0025mm, and surface roughness is in more than Ra0.4.
5. as claimed in claim 1 a kind of turbo rotor groove gauge it is characterised in that the surface of described measurement basal plane
Roughness is in more than Ra0.8.
6. as claimed in claim 1 a kind of turbo rotor groove gauge it is characterised in that the case hardness of this gauge is higher than
HRC62.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620934503.0U CN205927711U (en) | 2016-08-24 | 2016-08-24 | Turbine rotor race gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620934503.0U CN205927711U (en) | 2016-08-24 | 2016-08-24 | Turbine rotor race gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205927711U true CN205927711U (en) | 2017-02-08 |
Family
ID=57952184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620934503.0U Expired - Fee Related CN205927711U (en) | 2016-08-24 | 2016-08-24 | Turbine rotor race gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205927711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799512A (en) * | 2017-02-24 | 2017-06-06 | 哈尔滨汽轮机厂有限责任公司 | A kind of method that utilization hard alloy cutter processes turbine rotor molded line flute profile |
-
2016
- 2016-08-24 CN CN201620934503.0U patent/CN205927711U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799512A (en) * | 2017-02-24 | 2017-06-06 | 哈尔滨汽轮机厂有限责任公司 | A kind of method that utilization hard alloy cutter processes turbine rotor molded line flute profile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 200235 Caobao Road, Xuhui District, Shanghai, No. 120-121 Co-patentee after: SHANGHAI YINGSHU POWER STATION ACCESSORIES Co.,Ltd. Patentee after: SHANGHAI INSTITUTE OF TECHNOLOGY Address before: 200235 No. 120, Xuhui District, Shanghai, Caobao Road Co-patentee before: SHANGHAI YINGSHU POWER STATION ACCESSORIES Co.,Ltd. Patentee before: Shanghai Institute of Technology |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190425 Address after: 200235 Caobao Road, Xuhui District, Shanghai, No. 120-121 Co-patentee after: SHANGHAI YINGSHU MOTOR TECHNOLOGY CO.,LTD. Patentee after: SHANGHAI INSTITUTE OF TECHNOLOGY Address before: 200235 Caobao Road, Xuhui District, Shanghai, No. 120-121 Co-patentee before: SHANGHAI YINGSHU POWER STATION ACCESSORIES Co.,Ltd. Patentee before: Shanghai Institute of Technology |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20210824 |