CN203956556U - A kind of Gas Turbine Power turbine guide vane sheet positioner - Google Patents
A kind of Gas Turbine Power turbine guide vane sheet positioner Download PDFInfo
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- CN203956556U CN203956556U CN201420441582.2U CN201420441582U CN203956556U CN 203956556 U CN203956556 U CN 203956556U CN 201420441582 U CN201420441582 U CN 201420441582U CN 203956556 U CN203956556 U CN 203956556U
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- screws
- positioning seat
- guide vane
- positioner
- gas turbine
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- 238000003825 pressing Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 7
- 210000003491 Skin Anatomy 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001105 regulatory Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
A kind of Gas Turbine Power turbine guide vane sheet positioner, it relates to a kind of positioner, to solve in existing Gas Turbine Power turbine guide vane sheet process, there is no special-purpose grip device, exist steam passage and steam passage circular arc assembling and positioning inconsistent, and injure the problem of steam passage, it comprises that clamp body, first screws positioner, second and screws positioner, three setting circle pins, three location cuphead pilotages, four liftable supporters, four hold down gags and six positioning seats; The first positioning seat, the second positioning seat, the 3rd positioning seat, the 4th positioning seat, the 5th positioning seat and the 6th positioning seat are arranged on the upper surface of clamp body according to six reference point location correspondences of Gas Turbine guide vane blank processing, and each liftable supporter comprises supporting seat and screws bar.The utility model is for the location processing of Gas Turbine Power turbine guide vane sheet.
Description
Technical field
The utility model relates to a kind of positioner, belongs to steam turbine processing technique field.
Background technology
Gas Turbine Power turbine guide vane sheet is precision pouring blade, material is special, hardness is high, shape is special, steam passage face is larger, its assembling is the assembled portion of processing other of locating of pouring into a mould later working portion steam passage, comprise blade root, integral shroud, into and out of vapour side plane etc., in process and assemble, also to guarantee that working portion steam passage (steam passage cast is not processed later) is consistent, processing technology datum level comprises that blade root and leaf eject the drop of vapour side plane and the processing of external arc operation, and it has a certain impact with respect to the position of steam passage.Therefore will be with the steam passage after cast and steam passage circular arc location, adding man-hour can't be excessive because of pressure, to steam passage, leaves impression, also to guarantee that drop and circular arc are accurate, thereby guarantee that processing steam passage is consistent, therefore, the difficult point of processing is to guarantee the requirement of other fitting surface as steam passage how for location.
Utility model content
The utility model is there is no special-purpose grip device for solving in existing Gas Turbine Power turbine guide vane sheet process, exist steam passage and steam passage circular arc assembling and positioning inconsistent, and injure the problem of steam passage, and then a kind of Gas Turbine Power turbine guide vane sheet positioner is provided.
The utility model is to address the above problem the technical scheme of taking to be: a kind of Gas Turbine Power turbine guide vane sheet positioner of the present utility model comprises that clamp body, first screws positioner, second and screws positioner, three setting circle pins, three location cuphead pilotages, four liftable supporters, four hold down gags and six positioning seats;
Described clamp body is rectangle clamp body, and each liftable supporter comprises supporting seat and screw bar, and six positioning seats comprise the first positioning seat, the second positioning seat, the 3rd positioning seat, the 4th positioning seat, the 5th positioning seat and the 6th positioning seat; The first positioning seat, the second positioning seat, the 3rd positioning seat, the 4th positioning seat, the 5th positioning seat and the 6th positioning seat are arranged on the upper surface of clamp body according to six reference point location correspondences of gas turbine guide vane blank processing, on the first positioning seat, the second positioning seat and the 3rd positioning seat, be separately installed with a setting circle pin, on the 4th positioning seat, the 5th positioning seat and the 6th positioning seat, be separately installed with a location cuphead pilotage, three setting circle pins and three location cuphead pilotages carry out six point locations to gas turbine guide vane blank;
First screws positioner, second screws positioner and four hold down gags and four liftable supporters and is arranged on the upper surface of clamp body; Supporting seat is arranged on the upper surface of clamp body, screwing bar vertically arranges, the lower end that screws bar is threaded with supporting seat, the admission side of the blade root of gas turbine guide vane blank is supported in four upper ends that screw bar, and four hold down gags are tight to being arranged in the steam admission side side pressures of four blade roots that screw the gas turbine guide vane blank on post;
First screws the steam passage arc surface that positioner screws location Gas Turbine guide vane blank, and second screws the blade root that positioner 3 screws location Gas Turbine guide vane blank.
The beneficial effects of the utility model are: processing datum is consistent with steam passage circular arc in order to guarantee the steam passage of cast, and therefore, particularly important for the processing of this operation, it directly has influence on position degree and the geometric accuracy of postorder.Utilize grip device of the present utility model, can guarantee the specification requirement that steam passage is consistent with steam passage circular arc after processing, position degree and geometric accuracy effectively improve, and make the specification requirement that meets the rear steam passage of assembling and steam passage circular arc meet the specification requirement of assembling.Accurate positioning, compress reliable, convenient and swift, processing is stable, and does not injure steam passage.Raise the efficiency, reduce costs.
One, according to principle of six-point fixing, manufacture the positioner of six point locations, guarantee accurate positioning.
Two, 3 of the location of steam passage plane are some contact steam passages, because the pressure of hold down gag is easy to cause impression, therefore, on the clamp body of guide vane blank plane that is positioned at leading edge, four assistance for lifting adjusting supporting devices have been installed; Intensity for fear of impression and support point, increase assistance for lifting and regulate supporting and location, the face of thick benchmark is supported in the conversion that four assistance for lifting adjusting supporting devices location can be used as three-point fix, it positions conversion according to different guide vane black skins, avoids the point of three-point fix because the reason of pressure injures steam passage.
Three, four hold down gags have guaranteed that the processing of guide vane blank is stable and reliable, in order to guarantee normal cutting, increase pressing plate, on clamp body in order to fix workpiece, must ensure pressing plates workpiece, but pressing plate will meet assistance for lifting regulates the position of supporting, avoid pressing partially and weigh wounded workpiece.
Accompanying drawing explanation
Fig. 1 is overall structure top view of the present utility model, Fig. 2 is the A-A profile of Fig. 1, Fig. 3 is the B-B profile of Fig. 1, Fig. 4 utilizes positioner of the present utility model that the main TV structure schematic diagram of processing Gas Turbine Power turbine guide vane sheet blank is installed, Fig. 5 utilizes positioner of the present utility model that the perspective view of processing Gas Turbine Power turbine guide vane sheet blank is installed, and Fig. 6 is Gas Turbine Power turbine guide vane sheet blank in-process measurement view.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1-Fig. 5 explanation, a kind of Gas Turbine Power turbine guide vane sheet positioner of present embodiment comprises that clamp body 1, first screws positioner 2, second and screws positioner 3, three setting circle pins 5, three location cuphead pilotages 6, four liftable supporters 8, four hold down gags 4 and six positioning seats;
Described clamp body 1 is rectangle clamp body, each liftable supporter 8 comprises supporting seat 8-1 and screw bar 8-2, and six positioning seats comprise the first positioning seat 12, the second positioning seat 13, the 3rd positioning seat 14, the 4th positioning seat 15, the 5th positioning seat 16 and the 6th positioning seat 17, the first positioning seat 12, the second positioning seat 13, the 3rd positioning seat 14, the 4th positioning seat 15, the 5th positioning seat 16 and the 6th positioning seat 17 are arranged on the upper surface of clamp body 1 according to six reference point location correspondences of gas turbine guide vane blank 9 processing, the first positioning seat 12, on the second positioning seat 13 and the 3rd positioning seat 14, be separately installed with a setting circle pin 5, the 4th positioning seat 15, on the 5th positioning seat 16 and the 6th positioning seat 17, be separately installed with a location cuphead pilotage 6, three setting circle pins 5 and 6 pairs of gas turbine guide vane blanks of three location cuphead pilotages carry out six point locations,
First screws positioner 2, second screws positioner 3 and four hold down gags 4 and four liftable supporters 8 and is arranged on the upper surface of clamp body 1; Supporting seat 8-1 is arranged on the upper surface of clamp body 1, screwing bar 8-2 vertically arranges, the lower end that screws bar 8-2 is threaded with supporting seat 8-1,4 pairs of 10, four hold down gags of admission side that the blade root of gas turbine guide vane blank 9 is supported in four upper ends that screw bar 8-2 are arranged in four admission sides 10 that screw the blade root of the gas turbine guide vane blank 9 on post 8-2 and compress;
First screws the steam passage arc surface that positioner 2 screws location Gas Turbine guide vane blank 9, and second screws the blade root that positioner 3 screws location Gas Turbine guide vane blank 9.
Shown in Fig. 4, Gas Turbine guide vane blanking blade 9 (workpiece) is placed on six anchor points of the utility model positioner, utilize workpiece deadweight to guarantee the first positioning seat 12, the second positioning seat 13 and the 3rd positioning seat 14 laminatings, with first, screw positioner 2 and guarantee the 4th positioning seat 15 laminatings, with second, screw positioner 3 and guarantee the 5th positioning seat 16 and the 6th positioning seat 17 laminatings.
Shown in Fig. 5, after Gas Turbine guide vane blanking blade 9 (workpiece) is placed into the some laminating of six of location, before and after regulating subsequently, totally four assistance for lifting adjusting supporting devices 8 (can guarantee that like this first positioning seat 12, the second positioning seat 13 and the 3rd positioning seat 14 are transformed on the black skin of both sides, injure steam passage while avoiding the compression with pressing plate) on the steam admission side blade root of workpiece, integral shroud both sides black skin.With dial gauge, on Digit Control Machine Tool, look for the record with original measurement, guarantee that the physical dimension of processing and the drop of two machined surfaces are consistent with measurer requirement.Afterwards, then place the iron sheet that 0.3mm is thick on the first positioning seat 12, the second positioning seat 13 and the 3rd positioning seat 14, then adjust and raise four assistance for lifting adjusting supporting device laminatings, compress four pressing plates, guarantee that workpiece adds man-hour solid and reliable.Sometimes for process guarantees the stable of working position, can add two auxiliary support frames 7 temporarily and guarantee, one of them auxiliary support frame 7 supports blade root steam output side position 18, and another auxiliary support frame 7 supports steam output side integral shroud position 20.These the utility model grip device six point locations have guaranteed the drop requirement of physical dimension and two faces, utilize the conversion of four assistance for lifting adjusting supporting devices assurance benchmark simultaneously, have avoided injuring the key position steam passage position of workpiece.
Shown in Fig. 6, Gas Turbine Power guide vane blanking blade 9 (workpiece) is placed on measurer 22 accurately with six point locations of steam passage, and screwing first screws positioner 2 and second and screws positioner 3 and guarantee that guide vanes are stable, at steam output side blade root integral shroud, look for four points and finish position afterwards, with height gauge 19, measure black skin, record respectively the surplus of each processing.
Four assistance for lifting adjusting devices of present embodiment can be regarded as the leading screw device of passing on Gong.
The specific embodiment two: in conjunction with Fig. 2-Fig. 5 explanation, described in present embodiment, screwing post 8-2 is the 3rd bolt, the screw rod that screws post 8-2 is threaded with supporting seat 8-1, and the head that screws post 8-2 supports the admission side 10 of the blade root of Gas Turbine guide vane blank 9.So arrange, simple in structure, reasonable in design, easy to adjust.Other is identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 2 and Fig. 3 explanation, described in present embodiment, first screws positioner 2 and comprises that first screws piece 2-1 and the first bolt 2-2, first screws piece 2-1 tilts to be arranged on the upper surface of clamp body 1, the first bolt 2-2 is screwed in first and screws the high-end of piece 2-1, described second screws positioner 3 comprises that second screws piece 3-1 and the second bolt 3-2, second screws piece 3-1 level is arranged on the upper surface of clamp body 1, and the second bolt 3-2 is vertically screwed in second and screws on piece 3-1.So arrange, screwing of the first bolt, is conducive to the location that screws of Gas Turbine Power turbine guide vane sheet blank, easy to use and reliable.Other is identical with the specific embodiment one.
The specific embodiment four: in conjunction with Fig. 3 explanation, described in each of present embodiment, hold down gag 4 comprises pressing plate 4-1, wedge 4-2 and screw rod 4-3, wedge 4-2 is arranged on the upper surface of clamp body 1, screw rod 4-3 vertically arranges and is arranged on the upper surface of clamp body 1, one end of pressing plate 4-1 is through screw rod 4-3, it is upper that the other end of pressing plate 4-1 is supported on wedge 4-2, and pressing plate 4-1 is pressed on wedge 4-2 by the nut being threaded with screw rod 4-3.So arrange, increase pressing plate, pressing plates Gas Turbine guide vane blank, has avoided pressing partially and has weighed wounded Gas Turbine guide vane blank workpiece.Other is identical with the specific embodiment three.
The course of work
During clamping workpiece, workpiece is put in clamp body, and Gas Turbine guide vane blank (workpiece) is placed on grip device by detected state, ensure six positioning datum points completely respectively with the first setting circle pin and second location round end lock connect airtight tactile.3 of steam passage steam admission side and plane contact, the interior blade root circular arc of steam passage contacts with cuphead pilotage, the intrados of steam passage a bit contacts with cuphead pilotage, with 0.03mm clearance gauge, detect, with the first winding device and the second winding device, fix, afterwards four assistance for lifting are regulated to support to regulate location, with four hold down gags, on four assistance for lifting adjusting supporting devices, guarantee the conversion of supporting and location.Processing of the present utility model is to locate to process each assembling circular arc and plane and drop datum level with steam passage, guarantees to assemble consistent device with steam passage.
Claims (4)
1. a Gas Turbine Power turbine guide vane sheet positioner, is characterized in that: it comprises that clamp body (1), first screws positioner (2), second and screws positioner (3), three setting circle pins (5), three location cuphead pilotages (6), four liftable supporters (8), four hold down gags (4) and six positioning seats;
Described clamp body (1) is rectangle clamp body, each liftable supporter (8) comprises supporting seat (8-1) and screws bar (8-2), and six positioning seats comprise the first positioning seat (12), the second positioning seat (13), the 3rd positioning seat (14), the 4th positioning seat (15), the 5th positioning seat (16) and the 6th positioning seat (17), the first positioning seat (12), the second positioning seat (13), the 3rd positioning seat (14), the 4th positioning seat (15), the 5th positioning seat (16) and the 6th positioning seat (17) are arranged on the upper surface of clamp body (1) according to six reference point location correspondences of gas turbine guide vane blank (9) processing, the first positioning seat (12), on the second positioning seat (13) and the 3rd positioning seat (14), be separately installed with a setting circle pin (5), the 4th positioning seat (15), on the 5th positioning seat (16) and the 6th positioning seat (17), be separately installed with a location cuphead pilotage (6), three setting circle pins (5) and three location cuphead pilotages (6) carry out six point locations to Gas Turbine guide vane blank,
First screws positioner (2), second screws positioner (3) and four hold down gags (4) and four liftable supporters (8) and is arranged on the upper surface of clamp body (1); Supporting seat (8-1) is arranged on the upper surface of clamp body (1), screwing bar (8-2) vertically arranges, the lower end that screws bar (8-2) is threaded with supporting seat (8-1), the admission side (10) of the blade root of Gas Turbine guide vane blank (9) is supported in four upper ends that screw bar (8-2), and four hold down gags (4) compress being arranged in four admission sides (10) that screw the blade root of the Gas Turbine guide vane blank (9) on post (8-2);
First screws the steam passage arc surface that positioner (2) screws location Gas Turbine guide vane blank (9), and second screws the blade root that positioner (3) screws location Gas Turbine guide vane blank (9).
2. a kind of Gas Turbine Power turbine guide vane sheet positioner according to claim 1, it is characterized in that: described in to screw post (8-2) be the 3rd bolt, the screw rod that screws post (8-2) is threaded with supporting seat (8-1), and the head that screws post (8-2) supports the admission side (10) of the blade root of Gas Turbine guide vane blank (9).
3. a kind of Gas Turbine Power turbine guide vane sheet positioner according to claim 1, it is characterized in that: described first screws positioner (2) comprises that first screws piece (2-1) and the first bolt (2-2), first screws piece (2-1) tilts to be arranged on the upper surface of clamp body (1), the first bolt (2-2) is screwed in first and screws the high-end of piece (2-1), described second screws positioner (3) comprises that second screws piece (3-1) and the second bolt (3-2), second screws piece (3-1) level is arranged on the upper surface of clamp body (1), the second bolt (3-2) is vertically screwed in second and screws on piece (3-1).
4. a kind of Gas Turbine Power turbine guide vane sheet positioner according to claim 3, it is characterized in that: hold down gag described in each (4) comprises pressing plate (4-1), wedge (4-2) and screw rod (4-3), wedge (4-2) is arranged on the upper surface of clamp body (1), screw rod (4-3) vertically arranges and is arranged on the upper surface of clamp body (1), one end of pressing plate (4-1) is through screw rod (4-3), the other end of pressing plate (4-1) is supported on wedge (4-2), and pressing plate (4-1) is pressed on wedge (4-2) by the nut being threaded with screw rod (4-3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420441582.2U CN203956556U (en) | 2014-08-06 | 2014-08-06 | A kind of Gas Turbine Power turbine guide vane sheet positioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420441582.2U CN203956556U (en) | 2014-08-06 | 2014-08-06 | A kind of Gas Turbine Power turbine guide vane sheet positioner |
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| CN203956556U true CN203956556U (en) | 2014-11-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436838A (en) * | 2015-11-05 | 2016-03-30 | 西安航空动力股份有限公司 | Machining method for turbine work blade |
| CN107322334A (en) * | 2017-07-14 | 2017-11-07 | 哈尔滨汽轮机厂有限责任公司 | A kind of milling integral shroud molded line special fixture |
| CN107553224A (en) * | 2017-09-28 | 2018-01-09 | 中国航发动力股份有限公司 | A kind of low-pressure turbine guide vane multistation processing technology |
| CN108728894A (en) * | 2018-05-30 | 2018-11-02 | 中国航发动力股份有限公司 | A kind of sulphuric acid electrolyte corrosion device for high-pressure turbine disk |
-
2014
- 2014-08-06 CN CN201420441582.2U patent/CN203956556U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436838A (en) * | 2015-11-05 | 2016-03-30 | 西安航空动力股份有限公司 | Machining method for turbine work blade |
| CN107322334A (en) * | 2017-07-14 | 2017-11-07 | 哈尔滨汽轮机厂有限责任公司 | A kind of milling integral shroud molded line special fixture |
| CN107553224A (en) * | 2017-09-28 | 2018-01-09 | 中国航发动力股份有限公司 | A kind of low-pressure turbine guide vane multistation processing technology |
| CN108728894A (en) * | 2018-05-30 | 2018-11-02 | 中国航发动力股份有限公司 | A kind of sulphuric acid electrolyte corrosion device for high-pressure turbine disk |
| CN108728894B (en) * | 2018-05-30 | 2020-05-05 | 中国航发动力股份有限公司 | Sulfuric acid electrolytic corrosion device for high-pressure turbine disc |
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