CN102825445A - Tail breaking tool of turbine guider - Google Patents
Tail breaking tool of turbine guider Download PDFInfo
- Publication number
- CN102825445A CN102825445A CN2012103221562A CN201210322156A CN102825445A CN 102825445 A CN102825445 A CN 102825445A CN 2012103221562 A CN2012103221562 A CN 2012103221562A CN 201210322156 A CN201210322156 A CN 201210322156A CN 102825445 A CN102825445 A CN 102825445A
- Authority
- CN
- China
- Prior art keywords
- thumb
- fingers
- trailing edge
- tail
- 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.)
- Granted
Links
Images
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
- Control Of Turbines (AREA)
Abstract
The invention provides a tail breaking tool of a turbine guider. The tail breaking tool comprises a fixing sleeve, a tail breaking fixture and a rotary mechanism, wherein the tail breaking fixture is arranged at the first end of the fixing sleeve, the rotary mechanism is arranged at the second end of the fixing sleeve and is used for clamping the tail breaking fixture, and the fixing sleeve is also provided with a digital displacement measurement device which is used for measuring and displaying the clamping quantity of the tail breaking fixture. According to the tail breaking tool of the turbine guider, provided by the invention, by arranging the digital displacement measurement device which is used for measuring and displaying the clamping quantity of the tail breaking fixture on the fixing sleeve, the deformation of a tail edge of a blade of the guider can be accurately controlled according to the clamping quantity of the tail breaking fixture when in tail breaking operation, and the problem that the regulation needs to be carried out repeatedly due to excessive deformation can be avoided.
Description
Technical field
The present invention relates to engine assembling and debugging acid field, break the tail instrument off with the fingers and thumb in particular to a kind of nozzle ring.
Background technology
Because of there is manufacture deviation in process of production in each parts of engine; Its performance can't reach designing requirement behind the assembling complete machine; Need carry out the engine performance debugging; And effective method is adjustment nozzle ring throat opening area the most, the general at present mode that adopts polishing turbine nozzle vane throat place, mode that turbine nozzle vane divides into groups or break the tail method off with the fingers and thumb.Thereby breaking tail method adjustment nozzle ring throat opening area off with the fingers and thumb generally is through applied external force blade trailing edge to be deformed to change the throat opening area of nozzle ring.Because of this method can not be destroyed nozzle ring surface oxidation-resistant, etch resistant layer when adjusting the nozzle ring throat opening area, simple to operate, can the nozzle ring area be opened greatly or turn down within the specific limits, use wider.The common clamp of general employing make the blade trailing edge distortion in the prior art; And the blade trailing edge deflection can't accurately be measured when adopting common clamp; Can only lean on the workman with sensation and experience, efficient is lower, thereby and adjust the inaccurate blade trailing edge that is prone to and be out of shape the problem that blade repeated adjustment excessively occurs; Adjusting blade repeatedly will influence the life-span of nozzle ring, even the blade crackle possibly occur and cause part to be scrapped.
Summary of the invention
The present invention aims to provide a kind of nozzle ring that can accurately control stator blade trailing edge deflection and breaks the tail instrument off with the fingers and thumb, can't accurately control deflection and cause the problem of adjustment repeatedly to solve common clamp.
The invention provides a kind of nozzle ring and break the tail instrument off with the fingers and thumb, comprise fixed muffle, breaking the tail anchor clamps off with the fingers and thumb and being arranged on fixed muffle second end so that break the rotary mechanism of tail clamp off with the fingers and thumb of fixed muffle first end is set; Also be provided with the digital displacement measurement mechanism of measuring and showing the clamping amount of breaking the tail anchor clamps off with the fingers and thumb on the fixed muffle.
Further, break the tail anchor clamps off with the fingers and thumb and comprise blade positioner that is fixedly installed on fixed muffle first end and the trailing edge acting device that is equipped with the blade positioner; Rotary mechanism drives the trailing edge acting device and moves relative to the blade positioner.
Further, the digital displacement measurement mechanism comprises the displacement transducer of measuring the relative blade positioner of trailing edge acting device amount of movement.
Further, break the tail anchor clamps off with the fingers and thumb and break the tail anchor clamps off with the fingers and thumb for opening big nozzle ring throat opening area, the blade positioner is the blade back positioner, and the trailing edge acting device is a leaf basin stretching device; The blade back positioner have the blade back trailing edge that withstands turbine nozzle vane near first flange of inner flow passage side with withstand second flange of the blade back trailing edge of turbine nozzle vane near the outer flow passage side; Leaf basin stretching device acts on the leaf basin trailing edge of turbine nozzle vane.
Further, break the tail anchor clamps off with the fingers and thumb and break the tail anchor clamps off with the fingers and thumb for turning down the nozzle ring throat opening area, the blade positioner is a leaf basin positioner, and the trailing edge acting device is the blade back pressing device; Leaf basin positioner have the leaf basin trailing edge that withstands turbine nozzle vane near the 3rd flange of inner flow passage side with withstand four flange of the leaf basin trailing edge of turbine nozzle vane near the outer flow passage side; The blade back pressing device acts on the blade back trailing edge of turbine nozzle vane.
Further, fixed muffle is provided with guide rail, and the trailing edge acting device is arranged in the guide rail.
Further, rotary mechanism is provided with gear, has double wedge or teeth groove with gear matched on the trailing edge acting device.
Nozzle ring according to the present invention is broken the tail instrument off with the fingers and thumb; Break the digital displacement measurement mechanism of tail clamp amount off with the fingers and thumb through on fixed muffle, being provided with to measure and show; Thereby when breaking the tail operation off with the fingers and thumb; Can accurately control stator blade trailing edge deflection according to breaking tail clamp amount off with the fingers and thumb, prevent the problem of being out of shape transition and needing to adjust repeatedly.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation that nozzle ring according to the present invention is broken tail instrument first embodiment off with the fingers and thumb;
Fig. 2 is the structural representation that nozzle ring according to the present invention is broken tail instrument second embodiment off with the fingers and thumb; And
Fig. 3 is the structural representation according to turbine nozzle vane of the present invention.
The specific embodiment
Below with reference to accompanying drawing and combine embodiment to specify the present invention.
As shown in Figure 1, break the tail instrument off with the fingers and thumb according to the nozzle ring of first embodiment of the invention, comprise fixed muffle 10, breaking tail anchor clamps 20 off with the fingers and thumb and being arranged on fixed muffle 10 second ends so that break the rotary mechanism 30 that tail anchor clamps 20 clamp off with the fingers and thumb of fixed muffle 10 first ends is set; Also be provided with the digital displacement measurement mechanism 40 of measuring and showing the clamping amount of breaking tail anchor clamps 20 off with the fingers and thumb on the fixed muffle 10.Nozzle ring of the present invention is broken the tail instrument off with the fingers and thumb; Break the digital displacement measurement mechanism 40 of tail anchor clamps 20 clamping amounts off with the fingers and thumb through on fixed muffle 10, being provided with to measure and show; Thereby when breaking the tail operation off with the fingers and thumb; Can accurately control stator blade trailing edge deflection according to breaking tail clamp amount off with the fingers and thumb, prevent the problem of being out of shape transition and needing to adjust repeatedly.
As shown in Figure 1, break tail anchor clamps 20 off with the fingers and thumb and comprise blade positioner that is fixedly installed on fixed muffle 10 first ends and the trailing edge acting device that is equipped with the blade positioner; Rotary mechanism 30 drives the trailing edge acting device and moves relative to the blade positioner.Promptly when rotating rotary mechanism 30; The translation of the relative blade positioner of trailing edge acting device, thus make the two relative clamping, when blade is placed between the two; The driving force of 30 pairs of trailing edge acting devices of rotary mechanism; Make the trailing edge acting device produce clamping force to blade, under the effect of clamping force, deformable blade.Digital displacement measurement mechanism 40 is measured the amount of movement of the relative blade positioner of trailing edge acting device, also promptly breaks tail anchor clamps 20 clamping amounts off with the fingers and thumb, thereby accurately controls the deformable blade amount.
Preferably, digital displacement measurement mechanism 40 comprises the displacement transducer of measuring the relative blade positioner of trailing edge acting device amount of movement, adopts displacement transducer, and certainty of measurement is improved, thereby makes the control of deformable blade amount more accurate.
Fixed muffle 10 is provided with guide rail, and the trailing edge acting device is arranged in the guide rail, the free degree of restriction trailing edge acting device, thus make the trailing edge acting device can only put down the translation of relative blade positioner, promptly clamp perhaps and unclamp.Rotary mechanism 30 is provided with gear, has double wedge or teeth groove with gear matched on the trailing edge acting device, and will rotatablely move converts translation into; When rotating rotary mechanism 30; Gear drive trailing edge acting device on it moves, thereby produces the active force to stator blade, makes the stator blade distortion; The displacement of guide tracked blade trailing edge acting device will be responded to, measure and shown to the digital displacement measurement mechanism, i.e. the actual deformation quantity at blade trailing edge throat place.
As shown in figures 1 and 3, according to the first embodiment of the present invention, to break tail anchor clamps 20 off with the fingers and thumb and break the tail anchor clamps off with the fingers and thumb for opening big nozzle ring throat opening area, the blade positioner is a blade back positioner 21, the trailing edge acting device is a leaf basin stretching device 22; Blade back positioner 21 has the blade back trailing edge 51 that withstands turbine nozzle vane 50 near the first flange 21a of inner flow passage side with withstand the second flange 21b of the blade back trailing edge 51 of turbine nozzle vane 50 near the outer flow passage side; Leaf basin stretching device 22 acts on the leaf basin trailing edge 52 of turbine nozzle vane 50.
When need are transferred big nozzle ring throat opening area, use and open big nozzle ring throat opening area and break the tail anchor clamps off with the fingers and thumb; Turbine nozzle vane 50 is placed blade back positioner 21 and leaf basin stretching device 22 formed blade draw-in grooves; The first flange 21a on the blade back positioner 21 and the second flange 21b withstand the blade back trailing edge 51 of stator blade 50 respectively near inner flow passage side and outer flow passage side; Thereby make the blade middle part built on stilts, produce distortion.The rotary mechanism 30 of at first slight adjustment is when leaf basin stretching device 22 touches leaf basin trailing edge 52, with 40 zero setting of digital displacement measurement mechanism.Adjust upward rotary mechanism 30 again and drive the leaf basin stretching device 22 that is arranged on the guide rail and produce tensile force upwards; Act on leaf basin trailing edge 52 places of turbine nozzle vane 50; Make turbine nozzle vane 50 trailing edges open big direction generation deformation to throat; The displacement of leaf basin stretching device 22 can responded to and measure to digital displacement measurement mechanism 40 simultaneously, i.e. the actual large deformation amount of opening at blade trailing edge throat place.
As shown in Figures 2 and 3, according to a second embodiment of the present invention, break tail anchor clamps 20 off with the fingers and thumb and break the tail anchor clamps off with the fingers and thumb for turning down the nozzle ring throat opening area, the blade positioner is a leaf basin positioner 23, and the trailing edge acting device is a blade back pressing device 24; Leaf basin positioner 23 has the leaf basin trailing edge 52 that withstands turbine nozzle vane 50 near the 3rd flange 23a of inner flow passage side with withstand the four flange 23b of the leaf basin trailing edge 52 of turbine nozzle vane 50 near the outer flow passage side; Blade back pressing device 24 acts on the blade back trailing edge 51 of turbine nozzle vane 50.
Use turns down the nozzle ring throat opening area and breaks the tail anchor clamps off with the fingers and thumb when need are turned the nozzle ring throat opening area down; Turbine nozzle vane 50 is placed the blade draw-in groove that forms between leaf basin positioner 23 and the blade back pressing device 24; The 3rd flange 23a on the leaf basin positioner 23 and the 4th flange 23b withstand the leaf basin trailing edge 52 of turbine nozzle vane 50 respectively near inner flow passage side and outer flow passage side; The rotary mechanism 30 of slight then adjustment; When blade back pressing device 24 contact blade back trailing edges 21,, adjust rotary mechanism downwards and drive the downward motive force of blade back pressing device 24 generations 40 zero setting of digital displacement measurement mechanism; Act on blade back trailing edge 51 places of turbine nozzle vane 50; The direction generation deformation that the turbine nozzle vane trailing edge is turned down to throat, the displacement of the blade back pressing device 24 that is arranged on the guide rail can be responded to and measured to the digital displacement measurement mechanism simultaneously, i.e. the actual deformation quantity that turns down at blade trailing edge throat place.
From above description, can find out that the above embodiments of the present invention have realized following technique effect:
Nozzle ring according to the present invention is broken the tail instrument off with the fingers and thumb; Break the digital displacement measurement mechanism of tail clamp amount off with the fingers and thumb through on fixed muffle, being provided with to measure and show; Thereby when breaking the tail operation off with the fingers and thumb; Can accurately control stator blade trailing edge deflection according to breaking tail clamp amount off with the fingers and thumb, prevent the problem of being out of shape transition and needing to adjust repeatedly.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a nozzle ring is broken the tail instrument off with the fingers and thumb; It is characterized in that, comprise fixed muffle (10), be arranged on breaking tail anchor clamps (20) off with the fingers and thumb and being arranged on said fixed muffle (10) second ends of said fixed muffle (10) first ends so that said rotary mechanism (30) of breaking tail anchor clamps (20) clamping off with the fingers and thumb;
Also be provided with measurement on the said fixed muffle (10) and show the said digital displacement measurement mechanism (40) of breaking the clamping amount of tail anchor clamps (20) off with the fingers and thumb.
2. nozzle ring according to claim 1 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
The said tail anchor clamps (20) of breaking off with the fingers and thumb comprise blade positioner that is fixedly installed on said fixed muffle (10) first ends and the trailing edge acting device that is equipped with said blade positioner;
Said rotary mechanism (30) drives said trailing edge acting device and moves relative to said blade positioner.
3. nozzle ring according to claim 2 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
Said digital displacement measurement mechanism (40) comprises the displacement transducer of measuring the said relatively blade positioner of said trailing edge acting device amount of movement.
4. nozzle ring according to claim 2 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
The said tail anchor clamps (20) of breaking off with the fingers and thumb are broken the tail anchor clamps off with the fingers and thumb for opening big nozzle ring throat opening area, and said blade positioner is blade back positioner (21), and said trailing edge acting device is a leaf basin stretching device (22);
Said blade back positioner (21) has the blade back trailing edge (51) that withstands said turbine nozzle vane (50) near first flange (21a) of inner flow passage side with withstand second flange (21b) of the blade back trailing edge (51) of said turbine nozzle vane (50) near the outer flow passage side;
Said leaf basin stretching device (22) acts on the leaf basin trailing edge (52) of said turbine nozzle vane (50).
5. nozzle ring according to claim 2 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
The said tail anchor clamps (20) of breaking off with the fingers and thumb are broken the tail anchor clamps off with the fingers and thumb for turning down the nozzle ring throat opening area, and said blade positioner is a leaf basin positioner (23), and said trailing edge acting device is blade back pressing device (24);
Said leaf basin positioner (23) has the leaf basin trailing edge (52) that withstands said turbine nozzle vane (50) near the 3rd flange (23a) of inner flow passage side with withstand four flange (23b) of the leaf basin trailing edge (52) of said turbine nozzle vane (50) near the outer flow passage side;
Said blade back pressing device (24) acts on the blade back trailing edge (51) of said turbine nozzle vane (50).
6. nozzle ring according to claim 2 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
Said fixed muffle (10) is provided with guide rail, and said trailing edge acting device is arranged in the said guide rail.
7. nozzle ring according to claim 2 is broken the tail instrument off with the fingers and thumb, it is characterized in that,
Said rotary mechanism (30) is provided with gear, has double wedge or teeth groove with said gear matched on the said trailing edge acting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322156.2A CN102825445B (en) | 2012-09-03 | 2012-09-03 | Tail breaking tool of turbine guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322156.2A CN102825445B (en) | 2012-09-03 | 2012-09-03 | Tail breaking tool of turbine guider |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102825445A true CN102825445A (en) | 2012-12-19 |
| CN102825445B CN102825445B (en) | 2014-12-24 |
Family
ID=47328865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210322156.2A Active CN102825445B (en) | 2012-09-03 | 2012-09-03 | Tail breaking tool of turbine guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102825445B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397465A (en) * | 2015-12-08 | 2016-03-16 | 四川成发航空科技股份有限公司 | Assembly device for engine turbine |
| CN105856024A (en) * | 2016-01-26 | 2016-08-17 | 北京航空航天大学 | High-precision polishing platform and polishing method for throat portion of turbine guiding device |
| CN109129250A (en) * | 2018-10-18 | 2019-01-04 | 北京动力机械研究所 | A kind of turbogenerator guider negotiability adjusting tooling |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5527435A (en) * | 1993-09-16 | 1996-06-18 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Device for clamping a part and application to the machining of a turbine engine blade by electrochemistry |
| WO2001060569A1 (en) * | 2000-02-18 | 2001-08-23 | Xuesong Zhang | Magnetorheological fluids workpiece holding apparatus and method |
| CN1474035A (en) * | 2003-07-16 | 2004-02-11 | 沈阳黎明航空发动机（集团）有限责任 | Adjusting method for realizing large area adjustment for grouped gurbine guide blade |
| CN201926420U (en) * | 2010-12-28 | 2011-08-10 | 成都发动机（集团）有限公司 | Throat exhaust area measuring device for turbine nozzle of engine |
| CN202846103U (en) * | 2012-09-03 | 2013-04-03 | 中国航空动力机械研究所 | Turbine guider tail breaking tool |
-
2012
- 2012-09-03 CN CN201210322156.2A patent/CN102825445B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5527435A (en) * | 1993-09-16 | 1996-06-18 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Device for clamping a part and application to the machining of a turbine engine blade by electrochemistry |
| WO2001060569A1 (en) * | 2000-02-18 | 2001-08-23 | Xuesong Zhang | Magnetorheological fluids workpiece holding apparatus and method |
| CN1474035A (en) * | 2003-07-16 | 2004-02-11 | 沈阳黎明航空发动机（集团）有限责任 | Adjusting method for realizing large area adjustment for grouped gurbine guide blade |
| CN201926420U (en) * | 2010-12-28 | 2011-08-10 | 成都发动机（集团）有限公司 | Throat exhaust area measuring device for turbine nozzle of engine |
| CN202846103U (en) * | 2012-09-03 | 2013-04-03 | 中国航空动力机械研究所 | Turbine guider tail breaking tool |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397465A (en) * | 2015-12-08 | 2016-03-16 | 四川成发航空科技股份有限公司 | Assembly device for engine turbine |
| CN105397465B (en) * | 2015-12-08 | 2017-05-31 | 四川成发航空科技股份有限公司 | For the device of engine turbine assembling |
| CN105856024A (en) * | 2016-01-26 | 2016-08-17 | 北京航空航天大学 | High-precision polishing platform and polishing method for throat portion of turbine guiding device |
| CN109129250A (en) * | 2018-10-18 | 2019-01-04 | 北京动力机械研究所 | A kind of turbogenerator guider negotiability adjusting tooling |
| CN109129250B (en) * | 2018-10-18 | 2020-05-19 | 北京动力机械研究所 | Turbine engine director circulation capacity adjusts frock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102825445B (en) | 2014-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102825445A (en) | Tail breaking tool of turbine guider | |
| CN102328311B (en) | Two-finger flexible micromotion clamper | |
| CN204064276U (en) | A kind of contactless main control valve displacement measuring device | |
| ATE488694T1 (en) | WIND TURBINE BLADE WITH BENDING FLAPES CONTROLLED BY SURFACE PRESSURE CHANGES | |
| CN102446562B (en) | Micro-displacement amplifying mechanism based on compliant mechanism | |
| CN202212949U (en) | Micrometric displacement amplifying mechanism based on compliant mechanism | |
| CN202846103U (en) | Turbine guider tail breaking tool | |
| CN102825565B (en) | Tail breaking fixture for reducing throat area of turbine guide device and tail breaking tool with same | |
| CN102945017A (en) | Novel technology for controlling M number by second throat | |
| CN102825564A (en) | Tail breaking clamp for increasing large throat area of turbine guide vane and tail breaking tool with tail breaking clamp | |
| CN104801961B (en) | Screw transposition screw-in mechanism of micro reduction motor assembling machine | |
| CN106830658A (en) | A kind of level crossing cutter | |
| CN203527877U (en) | Novel acrylic bending machine | |
| CN201593475U (en) | Guide vane drive mechanism of mixed flow type water turbine and axial flow type water turbine | |
| CN201009185Y (en) | Holder positioning device on bearing holder assembling machine | |
| JP4924170B2 (en) | Hydraulic machine stay vanes | |
| JP6481352B2 (en) | Guide vane key extraction tool | |
| CN203593185U (en) | Positioning mechanism of paster LED braider correcting mechanism | |
| CN217423579U (en) | Air guide rotating shaft of air conditioner | |
| CN206190679U (en) | Two round pin positioner of one side | |
| CN204495777U (en) | For the acoustic emission probe fixed mechanism of sillar Experiments of Machanics | |
| CN109500162A (en) | A kind of machine integrated mold of outlet elbow | |
| CN201271839Y (en) | Pneumatic means | |
| CN104942382A (en) | Automatic clamping structure of threading machine | |
| CN201025294Y (en) | A gemel structure for precise line drive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |