CN205300464U - Be used for turbine blade integral shroud and boss pitch measuring device - Google Patents
Be used for turbine blade integral shroud and boss pitch measuring device Download PDFInfo
- Publication number
- CN205300464U CN205300464U CN201521094894.1U CN201521094894U CN205300464U CN 205300464 U CN205300464 U CN 205300464U CN 201521094894 U CN201521094894 U CN 201521094894U CN 205300464 U CN205300464 U CN 205300464U
- Authority
- CN
- China
- Prior art keywords
- locating piece
- table block
- pitch
- block
- templet
- 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- Withdrawn - After Issue
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a be used for turbine blade integral shroud and boss pitch measuring device, it can be solved, and the current measuring result precision that adopts the artifical detection of clearance gauge to exist is low, the problem of poor stability, guarantees turbine blade's assembly quality. Its inner arc pitch model, a set of location survey mechanism installs on the back of the body arc pitch model respectively, inner arc pitch model, install a locating piece on the back of the body arc pitch model respectively, install the table block on the locating piece, be equipped with bottom plane of orientation and top angle face to the table block, the angle of top angle face is the design theory angle of the blade face of awaiting measuring, bottom plane of orientation to the table block is laminated with the locating surface of locating piece, the standard gauge block is placed and be used for the percentage table operation of making zero on the top angle face to the table block, the percentage table is installed on the locating piece, the measuring staff of percentage table passes the locating piece in proper order, through -hole to the table block makes the gauge head contact with the standard gauge block plane when making zero the operation, and contact with the blade face of awaiting measuring when measuring.
Description
Technical field
This utility model relates to turbine Blade Machining fields of measurement, is specially a kind of device measured for turbine blade shroud and boss pitch.
Background technology
The integral shroud of turbine blade and the pitch size of boss are one of sizes that in blade processing, detection process, precision is high, the pitch size of integral shroud and boss is also affect the critical size of blade final assembly simultaneously, in other words, the whether accurate assembling quality directly affecting blade of pitch size processing and detection, even remote-effects are to Steam Turbine running quality in operation process, therefore the accurate stable of the integral shroud of turbine blade and the detection of boss pitch size, for instructing processing, product quality to have great meaning. Existing several pitch metering system in the industry, is all adopted clearance gauge to measure the gap width d of measuring tool 13 and pitch face 14 by testing staff, sees Fig. 1 and Fig. 2, and by calculating the pitch size that gap width is converted into blade; And during gap width measurement, the technical ability of reviewer and the selection of clearance gauge influence whether the accuracy of measured value, the gesture meeting strong influence stability to measurement measured by clearance gauge; Therefore existing measuring method cannot meet blade quality of production requirement day by day harsh at present.
Summary of the invention
For the problems referred to above, this utility model provides a kind of device measured for turbine blade shroud and boss pitch, it can solve the problem of existing common employing clearance gauge manually measuring tool is low with the measurement result precision that the gap width in pitch face exists, poor stability, thereby may be ensured that the assembling quality of turbine blade.
A kind of device measured for turbine blade shroud and boss pitch, it includes the inner arc pitch templet being installed in blade profile measuring tool in opposite directions, back of the body arc pitch templet and location measuring mechanism, it is characterized in that: described inner arc pitch templet, back of the body arc pitch templet is separately installed with one group of location measuring mechanism, described location measuring mechanism includes locating piece, dial gauge, to table block and standard gauge block, described inner arc pitch templet, back of the body arc pitch templet is separately installed with one piece of described locating piece, described locating piece is provided with described to table block, described bottom that table block is provided with positions plane and apex angles face, the design theory angle that angle is blade tested surface in described apex angles face, the described bottom to table block positions the locating surface of plane and described locating piece and fits, described locating piece, table block is all had the through hole being mutually communicated, described standard gauge block is positioned on the described apex angles face to table block for described dial gauge is carried out rezero operation, described dial gauge is installed on described locating piece, the measuring staff of described dial gauge sequentially passes through described locating piece, make the gauge head of described measuring staff front end when described rezero operation and described standard gauge block plane contact the through hole of table block, and contact with blade tested surface when measuring.
Further, described locating piece is provided with L-shaped groove, described table block is installed in described L-shaped groove, and the groove bottom of described L-shaped groove is described location plane, described table block is installed in described L-shaped groove, and the described bottom to table block positions the groove bottom of plane and described L-shaped groove and fits.
Further, described measurement part also includes baffle plate, and described baffle plate is installed on the one side of described locating piece, described when table block is installed on locating piece the described one side to table block against described baffle plate.
Further, described locating piece is installed on described inner arc pitch templet or back of the body arc pitch templet by straight pin, screw.
Further, described dial gauge is installed on described locating piece by pressing from both sides spring.
Further, described inner arc pitch templet, back of the body arc pitch templet both sides be respectively arranged with draw-in groove, described inner arc pitch templet, back of the body arc pitch templet are installed in described blade profile measuring tool respectively through the draw-in groove of both sides.
Adopt this utility model device to carry out turbine blade shroud and boss pitch is measured, it is by inner arc pitch templet, back of the body arc pitch templet is respectively mounted location measuring mechanism to be made directly gap dress detection, by location measuring mechanism table block is simulated blade theory tested surface, and by locating piece, come table block and standard gauge block dial gauge is simulated zero, remove standard gauge block on this basis and directly blade boss pitch measured by dial gauge after table block, its measurement is convenient, efficiency is high, effectively evade the personal error that existing employing clearance gauge manual measurement brings, it is greatly enhanced accuracy and stability that vanepiston is measured.
Accompanying drawing explanation
Fig. 1 is existing a kind of schematic diagram adopting clearance gauge to carry out vanepiston measurement;
Fig. 2 is that existing the second adopts clearance gauge to carry out the schematic diagram of vanepiston measurement;
Fig. 3 is the main TV structure schematic diagram of a kind of device measured for turbine blade shroud and boss pitch of the present utility model;
Fig. 4 is the plan structure schematic diagram of the inner arc pitch templet being provided with location measuring mechanism A in Fig. 3;
Fig. 5 is the structure for amplifying schematic diagram of locating piece 3 in this utility model device in Fig. 3;
Fig. 6 is the left view structural representation of Fig. 5;
Fig. 7 is the structure for amplifying schematic diagram in this utility model device in Fig. 3 to table block 9;
Fig. 8 is the schematic diagram adopting a kind of device measured for turbine blade shroud and boss pitch of this utility model to carry out dial gauge simulation zero and vanepiston measurement.
Accompanying drawing labelling: A-positions measuring mechanism; 1-carries on the back arc pitch templet; 2-inner arc pitch templet; 3-locating piece; 31-L shape groove; 32-positions plane; 33-through hole; 4-socket cap screw; 5-straight pin; 6-high-head knurling screw; 7-presss from both sides spring; 8-baffle plate; 9-is to table block; Plane is positioned bottom 91-; 92-apex angles face; 93-through hole; 10-dial gauge; 11-blade profile measuring tool; 12-standard gauge block; The standard flat of 121-standard gauge block; 13-measuring tool; 14-turbine blade boss.
Detailed description of the invention
See Fig. 3, a kind of device measured for turbine blade shroud and boss pitch of this utility model, including the inner arc pitch templet 2 being installed in opposite directions in blade profile measuring tool 11, back of the body arc pitch templet 1 and location measuring mechanism A, inner arc pitch templet 2, back of the body arc pitch templet 1 both sides be respectively arranged with draw-in groove, inner arc pitch templet 2, back of the body arc pitch templet 1 are installed in blade profile measuring tool 11 respectively through the draw-in groove of both sides;Inner arc pitch templet 2, back of the body arc pitch templet 3 are separately installed with one group of location measuring mechanism A, location measuring mechanism A include locating piece 3, dial gauge 10, to table block 9 and standard gauge block 12, being separately installed with one piece of locating piece 3 on inner arc pitch templet 2, back of the body arc pitch templet 1, locating piece 3 is installed on by straight pin 5, socket cap screw 4 on inner arc pitch templet 2 or back of the body arc pitch templet 1; Locating piece 3 is provided with L-shaped groove 31, the groove bottom of L-shaped groove 31 is location plane 32, it is provided with in the L-shaped groove 31 of locating piece table block 9, table block 9 is provided with bottom location plane 91 and apex angles face 92, the angle in apex angles face 92 is the design theory angle of blade tested surface, with the groove bottom of described L-shaped groove 31, namely location, the bottom plane 91 of table block 9 is positioned plane 32 fit, the one side of locating piece 3 is also equipped with baffle plate 8, table block is pacified 9 when being loaded on L-shaped groove 31 to the one side of table block 9 against baffle plate 8; Locating piece 3, table block 9 is had the through hole 33,93 being mutually communicated, standard gauge block 12 is positioned on the apex angles face 92 to table block 9 for dial gauge 10 is carried out rezero operation, dial gauge 10 by pressing from both sides spring 7, high-head knurling screw 6 is installed on locating piece 3, the measuring staff of dial gauge 10 sequentially passes through the through hole 33 of locating piece 3, the through hole 93 of table block 9 is made the gauge head of measuring staff front end contact with the standard flat 121 of standard gauge block 12 when rezero operation and contacted with blade tested surface when measurement.
Process that blade shroud and boss pitch measured by lower employing this utility model measurement device is detailed below:
Respectively at inner arc pitch templet 2, back of the body arc pitch templet 1 is respectively mounted one group of location measuring mechanism A and respectively the dial gauge 10 of location measuring mechanism A is simulated rezero operation, for inner arc pitch templet 2, first by locating piece 3 by straight pin 5, socket cap screw 4 is installed on inner arc pitch templet 2, again baffle plate 8 is installed on the one side of locating piece 3, dial gauge 10 is installed on locating piece 3 by pressing from both sides spring, and make the measuring staff through hole 33 through locating piece 3 of dial gauge 10, the measuring staff of dial gauge 10 is made to be then passed through the through hole 93 to table block 9 by table block 9 being installed in the L-shaped groove 31 of locating piece 3 again, and fit namely location, the bottom plane 91 of table block 9 is positioned plane 32 with the groove bottom of L-shaped groove, simultaneously to the one side of table block 9 against baffle plate 8, then fit with it in the apex angles face 92 to table block 9 that is positioned over by standard gauge block 12 again, make the gauge head of the measuring staff front end of dial gauge 10 and the plane contact of standard gauge block 12, again dial gauge 10 reading is made zero, remove standard gauge block 12 and namely complete the simulation rezero operation to dial gauge 10,
Then pull down respectively and inner arc pitch templet 2, back of the body arc pitch templet 1 be installed in blade profile measuring tool 11 respectively through the draw-in groove of both sides to after table block 9 by inner arc pitch templet 2, back of the body arc pitch templet 1 again, the gauge head making the dial gauge 10 on inner arc pitch templet 2, back of the body arc pitch templet 1 directly contacts with the tested surface of the turbine blade being assemblied in blade profile measuring tool 11 respectively, directly read the reading on dial gauge 10, and namely be added by the reading on two dial gauges be the real side value of pitch.
Claims (6)
1. the device measured for turbine blade shroud and boss pitch, it includes the inner arc pitch templet being installed in blade profile measuring tool in opposite directions, back of the body arc pitch templet and location measuring mechanism, it is characterized in that: described inner arc pitch templet, back of the body arc pitch templet is separately installed with one group of location measuring mechanism, described location measuring mechanism includes locating piece, dial gauge, to table block and standard gauge block, described inner arc pitch templet, back of the body arc pitch templet is separately installed with one piece of described locating piece, described locating piece is provided with described to table block, described bottom that table block is provided with positions plane and apex angles face, the design theory angle that angle is blade tested surface in described apex angles face, the described bottom to table block positions the locating surface of plane and described locating piece and fits, described locating piece, table block is all had the through hole being mutually communicated, described standard gauge block is positioned on the described apex angles face to table block for described dial gauge is carried out rezero operation, described dial gauge is installed on described locating piece, the measuring staff of described dial gauge sequentially passes through described locating piece, make the gauge head of described measuring staff front end when described rezero operation and described standard gauge block plane contact the through hole of table block, and contact with blade tested surface when measuring.
2. a kind of device measured for turbine blade shroud and boss pitch according to claim 1, it is characterized in that: described locating piece is provided with L-shaped groove, described table block is installed in described L-shaped groove, the groove bottom of described L-shaped groove is described location plane, described table block is installed in described L-shaped groove, and the described bottom to table block positions the groove bottom of plane and described L-shaped groove and fits.
3. a kind of device measured for turbine blade shroud and boss pitch according to claim 1, it is characterized in that: described measurement part also includes baffle plate, described baffle plate is installed on the one side of described locating piece, described when table block is installed on locating piece the described one side to table block against described baffle plate.
4. according to described a kind of device measured for turbine blade shroud and boss pitch arbitrary in claims 1 to 3, it is characterised in that: described locating piece is installed on described inner arc pitch templet or back of the body arc pitch templet by straight pin, screw.
5. a kind of device measured for turbine blade shroud and boss pitch according to claim 4, it is characterised in that: described dial gauge is installed on described locating piece by pressing from both sides spring.
6. a kind of device measured for turbine blade shroud and boss pitch according to claim 5, it is characterized in that: described inner arc pitch templet, back of the body arc pitch templet both sides be respectively arranged with draw-in groove, described inner arc pitch templet, back of the body arc pitch templet are installed in described blade profile measuring tool respectively through the draw-in groove of both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521094894.1U CN205300464U (en) | 2015-12-27 | 2015-12-27 | Be used for turbine blade integral shroud and boss pitch measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521094894.1U CN205300464U (en) | 2015-12-27 | 2015-12-27 | Be used for turbine blade integral shroud and boss pitch measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205300464U true CN205300464U (en) | 2016-06-08 |
Family
ID=56472629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521094894.1U Withdrawn - After Issue CN205300464U (en) | 2015-12-27 | 2015-12-27 | Be used for turbine blade integral shroud and boss pitch measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205300464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444647A (en) * | 2015-12-27 | 2016-03-30 | 无锡透平叶片有限公司 | Device for turbine blade crown and boss pitch measurement |
-
2015
- 2015-12-27 CN CN201521094894.1U patent/CN205300464U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444647A (en) * | 2015-12-27 | 2016-03-30 | 无锡透平叶片有限公司 | Device for turbine blade crown and boss pitch measurement |
| CN105444647B (en) * | 2015-12-27 | 2019-01-04 | 无锡透平叶片有限公司 | The device measured for turbine blade shroud and boss pitch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105444647B (en) | The device measured for turbine blade shroud and boss pitch | |
| CN203443507U (en) | Combined detection measuring tool of steam turbine blade with dovetail-shaped blade root | |
| CN203163639U (en) | Part hole position accuracy test tool | |
| CN204988102U (en) | Blade comprehensive testing device | |
| CN203298673U (en) | Pole dimension measurement tool | |
| CN205300464U (en) | Be used for turbine blade integral shroud and boss pitch measuring device | |
| CN204461331U (en) | A kind of cross plate deformation Simple measurement device | |
| CN204142134U (en) | A kind of spinner blade tenon quick position testing agency | |
| CN206556566U (en) | A kind of bend pipe detection platform | |
| CN102706262A (en) | Parallelism and height dimension detecting device | |
| CN201731854U (en) | Quasi-square bar inclined plane measuring tool | |
| CN203824508U (en) | Product dimension measuring tool | |
| CN205066658U (en) | A device that is used for multiple connecting rod depth of parallelism to detect | |
| CN202470981U (en) | Screw rotor measuring tool | |
| CN203615853U (en) | Gas turbine power turbine rotor wheel groove detector | |
| CN209727397U (en) | A kind of reed pressure test tooling | |
| CN204963742U (en) | Round pin shaft hole interval detection device | |
| CN201885666U (en) | Surface shape calibrator | |
| CN202814309U (en) | Parallelism and height dimension detecting device | |
| CN205192416U (en) | Examine with a simulation upset piece mechanism | |
| CN102967210B (en) | Crankshaft end-face detecting tool for position degree of connection hole | |
| CN204007467U (en) | A kind of clip outline inspection instrument | |
| CN204177332U (en) | A kind of Inner arc measurer for curvity radius | |
| CN204974814U (en) | Detection instrument of punching press part size | |
| CN204007484U (en) | A kind of diesel engine rocking arm hole right alignment and centre distance integrated test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160608 Effective date of abandoning: 20190104 |
|
| AV01 | Patent right actively abandoned |