CN207716979U - A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body - Google Patents
A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body Download PDFInfo
- Publication number
- CN207716979U CN207716979U CN201721661988.1U CN201721661988U CN207716979U CN 207716979 U CN207716979 U CN 207716979U CN 201721661988 U CN201721661988 U CN 201721661988U CN 207716979 U CN207716979 U CN 207716979U
- Authority
- CN
- China
- Prior art keywords
- blade root
- bacterial type
- support base
- angle
- type blade
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provide it is a kind of splitting the measuring tool of angle incline position for measuring the bacterial type blade root back of the body, it is more complex to solve the measuring tool structure that the existing bacterial type blade root back of the body splits angle incline position, and the problem of human error easily occur, influence measurement result accuracy.It includes blade root support base, the first locating piece and the second locating piece；The top surface of blade root support base is equipped with the first supporting oblique surface and the second supporting oblique surface, angle between first supporting oblique surface and the bottom surface of blade root support base is equal to the angle carried on the back between sagittal plane that the back of the body splits angle inclined-plane and bacterial type blade root, and the first supporting oblique surface is used to support the back of the body sagittal plane of bacterial type blade root；Second supporting oblique surface is used to support the leading edge of bacterial type blade root perpendicular to the first supporting oblique surface；First locating piece and the second locating piece are separately mounted on the leading flank of blade root support base, and for abutting against on two blade root step surfaces of bacterial type blade root；The back of the body of bacterial type blade root splits angle and extends back blade root support base.
Description
Technical field
The utility model is related to the measuring tool fields of turbine blade bacterial type blade root, specially a kind of for measuring bacterial type blade root
The back of the body splits the measuring tool of angle incline position.
Background technology
Different according to the shape of blade root, the blade root of turbine blade can be roughly divided into four kinds, respectively bacterial type blade root, T-type
Blade root, fork type blade root and vertical tree type blade root.Fig. 1 show a kind of bacterial type blade root, wherein and 1 is blade root step surface, and 2 be leading edge,
3 be back of the body sagittal plane, and 4 split angle for the back of the body, and A opens a grade size for blade root.The back of the body splits assembly of the angle for bacterial type blade root, and the back of the body splits angle inclined-plane 41
Positional precision directly affect the subsequent assembly precision of blade.
The existing back of the body splits angle measuring tool, and structure is more complex, and the measuring tool need to be measured using clearance gauge, due to not when measurement
It is different with the measurement gimmick of testing staff, therefore will appear difference in the selection of clearance gauge, human error is generated, measurement knot is affected
The accuracy of fruit.
Invention content
In view of the above-mentioned problems, the utility model provides a kind of survey for splitting angle incline position for measuring the bacterial type blade root back of the body
Tool, can solve the existing bacterial type blade root back of the body split angle incline position measuring tool structure it is more complex, and easily there is human error, influence to survey
The problem of measuring result accuracy.
Its technical solution is such：A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body, feature exist
In：It includes blade root support base, the first locating piece and the second locating piece；It is oblique that the top surface of the blade root support base is equipped with the first support
Face and the second supporting oblique surface, angle between first supporting oblique surface and the bottom surface of the blade root support base is equal to the back of the body, and to split angle oblique
Angle between face and the back of the body sagittal plane of bacterial type blade root, first supporting oblique surface are used to support the back of the body of the bacterial type blade root
Sagittal plane；Second supporting oblique surface is used to support the leading edge of the bacterial type blade root perpendicular to first supporting oblique surface；Institute
It states the first locating piece and second locating piece is separately mounted on the leading flank of the blade root support base, and for abutting against
On two blade root step surfaces of the bacterial type blade root；The back of the body of the bacterial type blade root splits angle and extends back the blade root support
Seat.
It is further characterized by：
The distance between first locating piece and second locating piece are adjustable.
Several threaded holes are offered respectively on the leading flank of the blade root support base, the center of several threaded holes
Angle between line and the bottom surface of the blade root support base is equal to the bottom of first supporting oblique surface and the blade root support base
Angle between face, first locating piece are fixed on the blade root support base by the screw being assemblied in the threaded hole
On.
Second locating piece is fixedly mounted on by screw on the blade root support base.
The utility model has the beneficial effects that：
1, the top surface of the measuring tool of the utility model, blade root support base is equipped with the first supporting oblique surface and the second supporting oblique surface, the
Angle between one supporting oblique surface and the bottom surface of blade root support base is equal to the back of the body and splits between angle inclined-plane and the back of the body sagittal plane of bacterial type blade root
Angle, the second supporting oblique surface is perpendicular to the first supporting oblique surface so that when bacterial type blade root is placed on blade root support base, the back of the body
Sagittal plane and leading edge can be respectively fitted on the first supporting oblique surface and the second supporting oblique surface, and it is flat so that the back of the body splits angle inclined-plane
Row recycles the first locating piece and the second locating piece to abut against two blade root steps of bacterial type blade root in the bottom surface of blade root support base
On face, the axial limiting to bacterial type blade root is realized, the bottom surface that finally depthometer can be used to measure blade root support base is split to the back of the body
The distance between angle inclined-plane, high certainty of measurement avoid human error, ensure that the accuracy of measurement result, and this measuring tool knot
Structure is simple, easy to use, at low cost；
2, by keeping the distance between the first locating piece and the second locating piece adjustable, to enable this measuring tool to be suitable for
Measuring the back of the body, to split angle bevel angle identical but open the different all bacterial type blade roots of grade size, is needed to each size with existing measuring tool
The individually designed dedicated back of the body of bacterial type blade root split angle measuring tool and compare, versatility is stronger, further reduced measuring tool cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of existing bacterial type blade root；
Fig. 2 is the front view of the measuring tool of the utility model；
Fig. 3 is the installation relation schematic diagram of the measuring tool of bacterial type blade root and the utility model；
Fig. 4 is to measure the schematic diagram that the back of the body splits angle incline position using the measuring tool of the utility model.
Specific implementation mode
See Fig. 2 to Fig. 4, a kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body of the utility model, packet
Include blade root support base 5, the first locating piece 6 and the second locating piece 7；The top surface of blade root support base 5 is equipped with 51 He of the first supporting oblique surface
Second supporting oblique surface 52, the angle α between the first supporting oblique surface 51 and the bottom surface 53 of blade root support base are equal to the back of the body and split angle inclined-plane 41
Angle β between the back of the body sagittal plane 3 of bacterial type blade root, the first supporting oblique surface 51 are used to support the back of the body sagittal plane 3 of bacterial type blade root；The
Two supporting oblique surfaces 52 are used to support the leading edge 2 of bacterial type blade root perpendicular to the first supporting oblique surface 51；First locating piece 6 and second
Locating piece 7 is separately mounted on the leading flank 54 of blade root support base, and the distance between the first locating piece 6 and the second locating piece 7 can
It adjusts, the first locating piece 6 and the second locating piece 7 are for abutting against on two blade root step surfaces 1 of bacterial type blade root；Bacterial type blade root
The back of the body split angle 4 and extend back blade root support base 5.
Preferably, see Fig. 2, offer several threaded holes 541, several spiral shells on the leading flank 54 of blade root support base respectively
Angle δ between the line of centres of pit 541 and the bottom surface 53 of blade root support base is equal to the first supporting oblique surface 51 and is supported with blade root
Angle α between the bottom surface 53 of seat, the first locating piece 6 are fixed on blade root support base 5 by the screw being assemblied in threaded hole 541
On.First locating piece uses the fixed installation form of screw, is conveniently adjusted its installation site.
Preferably, see that Fig. 2, the second locating piece 7 are fixedly mounted on by screw on blade root support base 5.Second locating piece is adopted
The installation form being screwed is easily installed and dismantles.
The lower measuring tool using the utility model is detailed below and measures the process that the bacterial type blade root back of the body splits angle incline position：It is first
First, measure bacterial type blade root opens a grade size A, according to open grade size A adjust between the first locating piece 6 and the second locating piece 7 away from
From, and the first locating piece 6 is mounted on blade root support base 5；Then, bacterial type blade root is attached on measuring tool, makes bacterial type blade root
Back of the body sagittal plane 3 is bonded with the first supporting oblique surface 51 of blade root support base 5, the second supporting oblique surface of leading edge 2 and blade root support base 5
52 fittings, the first locating piece 6 and the second locating piece 7 are close to blade root step surface 1 respectively；Finally, blade root branch is measured with depthometer
The distance between angle inclined-plane 41 B is split to the back of the body in the bottom surface 53 for supportting seat.
Claims (4)
1. a kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body, it is characterised in that：It includes blade root support base,
A positioning block and the second locating piece；The top surface of the blade root support base is equipped with the first supporting oblique surface and the second supporting oblique surface, described
Angle between first supporting oblique surface and the bottom surface of the blade root support base is equal to the back of the body radial direction that the back of the body splits angle inclined-plane and bacterial type blade root
Angle between face, first supporting oblique surface are used to support the back of the body sagittal plane of the bacterial type blade root；Second support
Inclined-plane is used to support the leading edge of the bacterial type blade root perpendicular to first supporting oblique surface；First locating piece and described
Second locating piece is separately mounted on the leading flank of the blade root support base, and for abutting against the two of the bacterial type blade root
On a blade root step surface；The back of the body of the bacterial type blade root splits angle and extends back the blade root support base.
2. a kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body according to claim 1, it is characterised in that：
The distance between first locating piece and second locating piece are adjustable.
3. a kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body according to claim 1, it is characterised in that：
Several threaded holes are offered respectively on the leading flank of the blade root support base, the line of centres of several threaded holes and institute
The angle stated between the bottom surface of blade root support base is equal between first supporting oblique surface and the bottom surface of the blade root support base
Angle, first locating piece are fixed on by the screw being assemblied in the threaded hole on the blade root support base.
4. a kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body according to claim 1, it is characterised in that：
Second locating piece is fixedly mounted on by screw on the blade root support base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721661988.1U CN207716979U (en) | 2017-12-04 | 2017-12-04 | A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721661988.1U CN207716979U (en) | 2017-12-04 | 2017-12-04 | A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207716979U true CN207716979U (en) | 2018-08-10 |
Family
ID=63059492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721661988.1U Withdrawn - After Issue CN207716979U (en) | 2017-12-04 | 2017-12-04 | A kind of measuring tool for splitting angle incline position for measuring the bacterial type blade root back of the body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207716979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843174A (en) * | 2017-12-04 | 2018-03-27 | 无锡透平叶片有限公司 | The measuring tool of angle incline position is split for measuring the bacterial type blade root back of the body |
-
2017
- 2017-12-04 CN CN201721661988.1U patent/CN207716979U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843174A (en) * | 2017-12-04 | 2018-03-27 | 无锡透平叶片有限公司 | The measuring tool of angle incline position is split for measuring the bacterial type blade root back of the body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180810 Effective date of abandoning: 20230523 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180810 Effective date of abandoning: 20230523 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |