CN102914240A - Rapid detecting device for internal and back arc lines of steam turbine blade - Google Patents
Rapid detecting device for internal and back arc lines of steam turbine blade Download PDFInfo
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- CN102914240A CN102914240A CN2012103787857A CN201210378785A CN102914240A CN 102914240 A CN102914240 A CN 102914240A CN 2012103787857 A CN2012103787857 A CN 2012103787857A CN 201210378785 A CN201210378785 A CN 201210378785A CN 102914240 A CN102914240 A CN 102914240A
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- detent mechanism
- blade
- integral shroud
- light
- positioning boss
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Abstract
The invention relates to a rapid detecting device for internal and back arc lines of a steam turbine blade; and the rapid detecting device comprises a blade fixing device and a detecting device, wherein the blade fixing device comprises a bottom plate, a blade root locating mechanism and a blade crown locating mechanism; the detecting device comprises a locating group, a detecting module and an irradiating device; the blade crown locating mechanism, the blade root locating mechanism, the locating group and the irradiating device are all mounted on the same side of the bottom plate; the locating group is positioned between the blade crown locating mechanism and the blade root locating mechanism; the detecting module is matched with the locating group; and the irradiating device is mounted behind the blade crown locating mechanism. The rapid detecting device for the internal and back arc lines of the steam turbine blade, provided by the invention, has the advantages that whether the internal and back arc lines of the steam turbine blade satisfy production requirements or not can be rapidly and conveniently detected and electric power can be saved.
Description
Technical field
The present invention relates to back of the body camber line detector in a kind of turbine blade, especially a kind of device that can detect fast back of the body camber line in the turbine blade.
Background technology
In the production run of turbine blade, need to in it, convex profile and string is wide measures, determine whether it conforms to quality requirements.Originally in the check, the quality condition of convex profile and the wide processing of string, needing to make different measurers detects, measure interior, the convex profile of same blade and string is wide just must use three kinds of measurers, very inconvenience, and in the process that detects, need the staff with the naked eye to go to observe, relatively lose time and energy.
Summary of the invention
Technical matters to be solved by this invention provides the device of back of the body camber line in a kind of detection turbine blade that can be quick, easy.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: an interior back of the body camber line detector, and its innovative point is to comprise blade stationary installation, pick-up unit;
The blade stationary installation comprises base plate, blade root detent mechanism and integral shroud detent mechanism, blade root detent mechanism and integral shroud detent mechanism are installed in the same face of base plate, the blade root detent mechanism is comprised of blade root positioning boss, located lateral bar A and radius rod, the integral shroud detent mechanism is comprised of integral shroud positioning boss and located lateral bar B, located lateral bar A in the blade root detent mechanism and the located lateral B bar in the integral shroud detent mechanism are positioned at the same side of positioning boss, and radius rod is installed in the rear side of blade root positioning boss;
Pick-up unit is organized by the location, detecting template and irradiation unit consists of, the location group is positioned at integral shroud detent mechanism and blade root detent mechanism centre position, the location group is comprised of some backstays, per two backstays form one group of location group, detecting template is placed in the gap between the backstay, detecting template and location group matches, detect template and be divided into inner arc molded line detection template and back of the body camber line detection template, irradiation unit comprises the light-illuminating device, travel switch, programmable logic controller (PLC) and light tight cover, the light-illuminating device is installed in the dead astern of integral shroud positioning boss, cover has light tight cover on the light-illuminating device, light tight cover has a circular port near a side of integral shroud positioning boss, circular port and light-illuminating device are in the same level position, travel switch is installed on the integral shroud positioning boss, travel switch links to each other with the input terminal of programmable logic controller (PLC), and the outlet terminal of programmable logic controller (PLC) links to each other with the power supply of light-illuminating device.
Use the advantage of said apparatus to be: when detecting, only needing that back of the body camber line in the corresponding blade is detected template is placed in the corresponding location group, just can detect, and when in observing, carrying on the back the camber line and whether meeting production requirement, the opposite that only need stand in lamp light transmitter observes whether to see that light is just passable, very convenient in addition by the power supply of travel switch control lamp light transmitter, can reach the effect of power saving.
Description of drawings
Fig. 1 is the vertical view of pick-up unit of the present invention.
Fig. 2 is the schematic diagram that inner arc of the present invention detects template.
Fig. 3 is that the present invention carries on the back the schematic diagram that arc detects template.
Embodiment
By institute's diagram of Fig. 1, Fig. 2 and Fig. 3 as can be known, back of the body camber line device for fast detecting comprises blade stationary installation and pick-up unit in the turbine blade of the present invention.
The blade stationary installation comprises base plate 4, blade root detent mechanism and integral shroud detent mechanism, blade root detent mechanism and integral shroud detent mechanism are installed in the same face of base plate 4, the blade root detent mechanism is comprised of blade root positioning boss 7, located lateral bar A5 and radius rod 6, the integral shroud detent mechanism is comprised of integral shroud positioning boss 1 and located lateral bar B2, located lateral bar A5 in the blade root detent mechanism and the located lateral bar B2 in the integral shroud detent mechanism are positioned at the same side of integral shroud positioning boss 1 and blade root positioning boss 7, and radius rod 6 is installed in the rear side of blade root positioning boss 7;
Pick-up unit is organized by the location, detecting template and irradiation unit consists of, the location group is positioned at integral shroud detent mechanism and blade root detent mechanism centre position, the location group is comprised of some backstays 3, backstay 3 is fixed on the base plate 4, per two backstays 3 form one group of location group, detecting template is placed in the gap between the backstay 3, detecting template and location group matches, detect template and be divided into inner arc molded line detection template 8 and back of the body camber line detection template 9, irradiation unit comprises light-illuminating device 11, travel switch 12, programmable logic controller (PLC) and light tight cover 10, light-illuminating device 11 is installed in the dead astern of integral shroud positioning boss 1, cover has light tight cover 10 on the light-illuminating device 11, light tight cover 10 has a circular port near a side of integral shroud positioning boss 1, circular port and light-illuminating device 11 are in the same level position, travel switch 12 is installed on the integral shroud positioning boss 1, travel switch 12 links to each other with the input terminal of programmable logic controller (PLC), and the outlet terminal of programmable logic controller (PLC) links to each other with the power supply of light-illuminating device 11.
When stating in the use device and specifically detecting, at first blade root and the integral shroud with blade is placed on blade root positioning boss 7 and the integral shroud positioning boss 1, the travel switch 12 that be installed on the integral shroud positioning boss 1 this moment is triggered, the programmable logic controller (PLC) that links to each other with travel switch 12 is behind the signal that receives travel switch 12, the power supply of turn-on lamp light illuminator 11, light illuminator 11 turns on the light, then inner arc detection template 8 and the back of the body arc detection template 9 with different model is placed on respectively between the gap of corresponding backstay 3, the staff stands in the opposite of light-illuminating device 11 and observes, if can see light, illustrate that then blade is undesirable, if can't see light, illustrate that then blade meets production requirement.After a blade has detected, after taking out blade, the travel switch 12 that is positioned on the integral shroud positioning boss 1 is triggered again, the programmable logic controller (PLC) that is connected with travel switch 12 is behind the sort signal that receives travel switch 12, break the power supply of light-illuminating device 11, close light-illuminating device 11, save electric power.
Claims (1)
1. carry on the back camber line device for fast detecting in a turbine blade, it is characterized in that comprising blade stationary installation, pick-up unit;
The blade stationary installation comprises base plate, blade root detent mechanism and integral shroud detent mechanism, blade root detent mechanism and integral shroud detent mechanism are installed in the same face of base plate, the blade root detent mechanism is comprised of blade root positioning boss, located lateral bar A and radius rod, the integral shroud detent mechanism is comprised of integral shroud positioning boss and located lateral bar B, located lateral bar A in the blade root detent mechanism and the located lateral B bar in the integral shroud detent mechanism are positioned at the same side of positioning boss, and radius rod is installed in the rear side of blade root positioning boss;
Pick-up unit is organized by the location, detecting template and irradiation unit consists of, the location group is positioned at integral shroud detent mechanism and blade root detent mechanism centre position, the location group is comprised of some backstays, per two backstays form one group of location group, detecting template is placed in the gap between the backstay, detecting template and location group matches, detect template and be divided into inner arc molded line detection template and back of the body camber line detection template, irradiation unit comprises the light-illuminating device, travel switch, programmable logic controller (PLC) and light tight cover, the light-illuminating device is installed in the dead astern of integral shroud positioning boss, cover has light tight cover on the light-illuminating device, light tight cover has a circular port near a side of integral shroud positioning boss, circular port and light-illuminating device are in the same level position, travel switch is installed on the integral shroud positioning boss, travel switch links to each other with the input terminal of programmable logic controller (PLC), and the outlet terminal of programmable logic controller (PLC) links to each other with the power supply of light-illuminating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103787857A CN102914240A (en) | 2012-10-09 | 2012-10-09 | Rapid detecting device for internal and back arc lines of steam turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103787857A CN102914240A (en) | 2012-10-09 | 2012-10-09 | Rapid detecting device for internal and back arc lines of steam turbine blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102914240A true CN102914240A (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103787857A Pending CN102914240A (en) | 2012-10-09 | 2012-10-09 | Rapid detecting device for internal and back arc lines of steam turbine blade |
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| Country | Link |
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| CN (1) | CN102914240A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061830B (en) * | 2014-06-13 | 2017-02-15 | 南京赛达机械制造有限公司 | Comprehensive measuring tool for measuring internal back arc steam passage and steam outlet edge height of steam turbine vane |
| CN106524918A (en) * | 2016-12-27 | 2017-03-22 | 无锡透平叶片有限公司 | Blade forging horizontal detection device |
| CN108120364A (en) * | 2017-11-07 | 2018-06-05 | 武汉船用机械有限责任公司 | A kind of blade profile detection instrument |
| CN108444420A (en) * | 2018-03-02 | 2018-08-24 | 沈阳飞机工业（集团）有限公司 | A kind of method of inspection of part milling weight loss groove |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1523885A1 (en) * | 1987-12-14 | 1989-11-23 | Всесоюзный Проектно-Технологический Институт Энергетического Машиностроения | Method of checking parameters of turbine vane blank |
| CN201155962Y (en) * | 2007-12-29 | 2008-11-26 | 上海和达汽车配件有限公司 | Off-grade metal pipes detection device |
| CN201392163Y (en) * | 2009-02-16 | 2010-01-27 | 无锡润和叶片制造有限公司 | Gantry measuring tool |
| CN201463813U (en) * | 2009-08-28 | 2010-05-12 | 哈尔滨汽轮机厂有限责任公司 | Special template for measuring cascade molding surface of nozzle cluster |
| CN201497472U (en) * | 2009-07-30 | 2010-06-02 | 南通中能机械制造有限公司 | Dual-purpose convex profile and chord-width measuring instrument in turbine blade |
-
2012
- 2012-10-09 CN CN2012103787857A patent/CN102914240A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1523885A1 (en) * | 1987-12-14 | 1989-11-23 | Всесоюзный Проектно-Технологический Институт Энергетического Машиностроения | Method of checking parameters of turbine vane blank |
| CN201155962Y (en) * | 2007-12-29 | 2008-11-26 | 上海和达汽车配件有限公司 | Off-grade metal pipes detection device |
| CN201392163Y (en) * | 2009-02-16 | 2010-01-27 | 无锡润和叶片制造有限公司 | Gantry measuring tool |
| CN201497472U (en) * | 2009-07-30 | 2010-06-02 | 南通中能机械制造有限公司 | Dual-purpose convex profile and chord-width measuring instrument in turbine blade |
| CN201463813U (en) * | 2009-08-28 | 2010-05-12 | 哈尔滨汽轮机厂有限责任公司 | Special template for measuring cascade molding surface of nozzle cluster |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061830B (en) * | 2014-06-13 | 2017-02-15 | 南京赛达机械制造有限公司 | Comprehensive measuring tool for measuring internal back arc steam passage and steam outlet edge height of steam turbine vane |
| CN106524918A (en) * | 2016-12-27 | 2017-03-22 | 无锡透平叶片有限公司 | Blade forging horizontal detection device |
| CN108120364A (en) * | 2017-11-07 | 2018-06-05 | 武汉船用机械有限责任公司 | A kind of blade profile detection instrument |
| CN108444420A (en) * | 2018-03-02 | 2018-08-24 | 沈阳飞机工业（集团）有限公司 | A kind of method of inspection of part milling weight loss groove |
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Application publication date: 20130206 |