CN103212742B - The milling tool of steam turbine bacterial type blade root blade - Google Patents
The milling tool of steam turbine bacterial type blade root blade Download PDFInfo
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- CN103212742B CN103212742B CN201310112828.1A CN201310112828A CN103212742B CN 103212742 B CN103212742 B CN 103212742B CN 201310112828 A CN201310112828 A CN 201310112828A CN 103212742 B CN103212742 B CN 103212742B
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- type blade
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Abstract
The milling tool of steam turbine bacterial type blade root blade, it relates to a kind of milling tool of steam turbine bacterial type blade root blade, and the present invention solves the problem not being specifically designed to the milling tool of processing vapor turbine bacterial type blade root blade at present.Locating piece is vertically fixed in the middle part of the one end, upper surface in baseplate width direction, supporting screw is threaded with pressing plate through the first screwed hole, base plate is vertically connected with a push rod bearing and a supporting screw respectively successively along the both sides of positioning spiro pit axis, screw rod is threaded with locating piece through the positioning spiro pit of locating piece, the lower end of bacterial type blade root blade is connected on locating piece locates, bacterial type blade root blade holds out against by rotary screw, each pressing plate is pressed in the upper surface of bacterial type blade root blade, stud is regulated to arrange through the gathering sill of pressing plate, and nut is connected with the threaded upper ends of adjustment stud and is compressed by pressing plate, rotate threaded mandrel the both sides of bacterial type blade root blade are held out against.The present invention is used for clamping steam turbine bacterial type blade root blade.
Description
Technical field
The present invention relates to a kind of milling tool of steam turbine bacterial type blade root blade.
Background technology
Turbine blade root is the blade of bacterial type blade root, because leaf top is that the size of self-crown and rivet and radial direction is different, so just brings great difficulty to blade root according to dispensing rotor side entry machining, becomes production bottleneck.Require in production and processing that blade is according to the process data of rotor, according to joining blade root machining blade root both sides size, accurate to dimension requires high, requirement is less than or equal to 0.02mm, blade two takes on the depth of parallelism can not exceed 0.03mm, and is not specifically designed to the milling tool of processing vapor turbine bacterial type blade root blade at present.
Summary of the invention
The present invention solves the problem not being specifically designed to the milling tool of processing vapor turbine bacterial type blade root blade at present, and then provides a kind of milling tool of steam turbine bacterial type blade root blade.
The present invention solves the problems of the technologies described above the technical scheme taked to be:
The milling tool of steam turbine bacterial type blade root blade comprises base plate, screw rod, locating piece, two pressing plates, two supporting screws, two regulate stud, two threaded mandrels, two push rod bearings and two nuts, base plate is rectangle base plate, floor level is arranged, locating piece is vertically fixed in the middle part of the one end, upper surface in baseplate width direction, the center of the end face of locating piece is processed with positioning spiro pit, and the sidewall being axially perpendicular to one end described in base plate of positioning spiro pit is arranged, the one end in pressing plate plate face is processed with the first screwed hole along the thickness direction of pressing plate, the middle part in pressing plate plate face is processed with gathering sill along the length direction of pressing plate, supporting screw is threaded with pressing plate through the first screwed hole, base plate is vertically connected with a push rod bearing and a supporting screw respectively successively along the both sides of positioning spiro pit axis, the end face of each push rod bearing is processed with the second screwed hole, each threaded mandrel screws in the second screwed hole from the lateral direction of base plate and is threaded with push rod bearing, screw rod is threaded with locating piece through the positioning spiro pit of locating piece, bacterial type blade root blade is placed horizontally on base plate, the lower end of bacterial type blade root blade is connected on locating piece locates, bacterial type blade root blade holds out against by rotary screw, each pressing plate is pressed in the upper surface of bacterial type blade root blade, stud is regulated to arrange through the gathering sill of pressing plate, and nut is connected with the threaded upper ends of adjustment stud and is compressed by pressing plate, rotate threaded mandrel the both sides of bacterial type blade root blade are held out against.
The present invention compared with prior art has following beneficial effect: adopt the present invention to carry out Milling Process to steam turbine bacterial type blade root blade, ensure process specifications, reach each size and precision≤0.02mm, ensure that processing one is made peace the stability of quality, passing rate of processing is 100%, improve working (machining) efficiency, guarantee normal process every day is for being no less than 200, ensure that the needs of assembling, reduce cost simultaneously, improve effects, structure of the present invention is simple, reasonable in design, and the processing of nearly 50 rank different leaves can be solved by the combination of each component, use easy to operate, fast.
Accompanying drawing explanation
Fig. 1 is that master of the present invention looks installation diagram, and Fig. 2 is the top view of Fig. 1, and Fig. 3 is the front view of screw rod.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1 ~ Fig. 3 explanation, the milling tool of the steam turbine bacterial type blade root blade of present embodiment comprises base plate 1, screw rod 2, locating piece 3, two pressing plates 4, two supporting screws 5, two regulate stud 6, two threaded mandrels 7, two push rod bearings 8 and two nuts 9, base plate is rectangle base plate, base plate 1 is horizontally disposed with, locating piece 3 is vertically fixed in the middle part of one end, upper surface of base plate 1 width, the center of the end face of locating piece 3 is processed with positioning spiro pit 3-1, and the sidewall being axially perpendicular to one end described in base plate 1 of positioning spiro pit 3-1 is arranged, the one end in pressing plate 4 plate face is processed with the first screwed hole 4-1 along the thickness direction of pressing plate 4, the middle part in pressing plate 4 plate face is processed with gathering sill 4-2 along the length direction of pressing plate 4, supporting screw 5 is threaded with pressing plate 4 through the first screwed hole 4-1, base plate 1 is vertically connected with a push rod bearing 8 and a supporting screw 5 respectively successively along the both sides of positioning spiro pit 3-1 axis, the end face of each push rod bearing 8 is processed with the second screwed hole 8-1, each threaded mandrel 7 screws in the second screwed hole 8-1 from the lateral direction of base plate 1 and is threaded with push rod bearing 8, screw rod 2 is threaded with locating piece 3 through the positioning spiro pit 3-1 of locating piece 3, bacterial type blade root blade 10 is placed horizontally on base plate 1, the lower end of bacterial type blade root blade 10 is connected on locating piece 3 locates, bacterial type blade root blade 10 holds out against by rotary screw 2, each pressing plate 4 is pressed in the upper surface of bacterial type blade root blade 10, stud 6 is regulated to arrange through the gathering sill 4-2 of pressing plate 4, and nut 9 with regulate the threaded upper ends of stud 6 to be connected pressing plate 4 is compressed, rotate threaded mandrel 7 both sides of bacterial type blade root blade 10 are held out against.
Detailed description of the invention two: composition graphs 3 illustrates, the end of the screw rod 2 of present embodiment is provided with rubber head 2-1.Setting like this, what make to coordinate between screw rod 2 with bacterial type blade root 10 is tightr, and locating effect is better.Other compositions are identical with detailed description of the invention one with annexation.
Detailed description of the invention three: composition graphs 2 illustrates, the length L of the base plate 1 of present embodiment is 300mm.Other compositions are identical with detailed description of the invention one or two with annexation.
Operation principle: by complete for milling tool assembling of the present invention, by bacterial type blade root blade 10 clamping to be processed on milling tool, then milling tool clamping is carried out Milling Process on horizontal milling machine.
Claims (1)
1. the milling tool of a steam turbine bacterial type blade root blade, it is characterized in that: described milling tool comprises base plate (1), screw rod (2), locating piece (3), two pressing plates (4), two supporting screws (5), two regulate stud (6), two threaded mandrels (7), two push rod bearings (8) and two nuts (9), base plate (1) is rectangle base plate, base plate (1) is horizontally disposed with, the length (L) of base plate (1) is 300mm, locating piece (3) is vertically fixed in the middle part of one end, upper surface of base plate (1) width, the center of the end face of locating piece (3) is processed with positioning spiro pit (3-1), and the sidewall being axially perpendicular to base plate (1) described one end of positioning spiro pit (3-1) is arranged, the one end in pressing plate (4) plate face is processed with the first screwed hole (4-1) along the thickness direction of pressing plate (4), the middle part in pressing plate (4) plate face is processed with gathering sill (4-2) along the length direction of pressing plate (4), supporting screw (5) is threaded with pressing plate (4) through the first screwed hole (4-1), base plate (1) is vertically connected with a push rod bearing (8) and a supporting screw (5) respectively successively along the both sides that positioning spiro pit (3-1) is axial, the end face of each push rod bearing (8) is processed with the second screwed hole (8-1), each threaded mandrel (7) screws in the second screwed hole (8-1) from the lateral direction of base plate (1) and is threaded with push rod bearing (8), screw rod (2) is threaded with locating piece (3) through the positioning spiro pit (3-1) of locating piece (3), the end of screw rod (2) is provided with rubber head (2-1), bacterial type blade root blade (10) is placed horizontally on base plate (1), the lower end of bacterial type blade root blade (10) is connected to the upper location of locating piece (3), bacterial type blade root blade (10) holds out against by rotary screw (2), each pressing plate (4) is pressed in the upper surface of bacterial type blade root blade (10), stud (6) is regulated to arrange through the gathering sill (4-2) of pressing plate (4), and nut (9) is connected is compressed by pressing plate (4) with regulating the threaded upper ends of stud (6), rotate threaded mandrel (7) both sides of bacterial type blade root blade (10) are held out against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310112828.1A CN103212742B (en) | 2013-04-02 | 2013-04-02 | The milling tool of steam turbine bacterial type blade root blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310112828.1A CN103212742B (en) | 2013-04-02 | 2013-04-02 | The milling tool of steam turbine bacterial type blade root blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103212742A CN103212742A (en) | 2013-07-24 |
| CN103212742B true CN103212742B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310112828.1A Active CN103212742B (en) | 2013-04-02 | 2013-04-02 | The milling tool of steam turbine bacterial type blade root blade |
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| CN103586712B (en) * | 2013-10-28 | 2016-07-13 | 哈尔滨汽轮机厂有限责任公司 | A kind of milling blade root intermediate enters steam output side folder fixture |
| CN103659378B (en) * | 2013-12-13 | 2016-06-29 | 无锡透平叶片有限公司 | Universal clamp device for vane overall length processing |
| CN104289934B (en) * | 2014-08-25 | 2016-07-27 | 哈尔滨汽轮机厂有限责任公司 | A kind of blade locking device for milling machine processing combustion pressure guide vane milling pin |
| CN106002372A (en) * | 2016-06-21 | 2016-10-12 | 苏州骏发精密机械有限公司 | Positioning type clamping jig |
| CN107843174B (en) * | 2017-12-04 | 2023-05-23 | 无锡透平叶片有限公司 | Measuring tool for measuring back splitting angle inclined plane position of bacterial blade root |
| CN108942314A (en) * | 2018-08-31 | 2018-12-07 | 武汉船用机械有限责任公司 | A kind of blade clamping tooling |
| CN109357585A (en) * | 2018-12-10 | 2019-02-19 | 无锡透平叶片有限公司 | The radius of gyration measuring device of turbine blade bacterial type blade root |
| CN109366403B (en) * | 2018-12-10 | 2023-09-22 | 无锡透平叶片有限公司 | Device for simulating assembly of fungus type blade |
| CN109968066B (en) * | 2019-04-29 | 2023-10-10 | 哈尔滨汽轮机厂有限责任公司 | Clamping device and method for machining special blade and blade crown of steam turbine |
| CN112475720A (en) * | 2020-11-16 | 2021-03-12 | 中国航发沈阳黎明航空发动机有限责任公司 | Positioning and compressing device for efficient micro-beam welding |
| CN113199252A (en) * | 2021-05-26 | 2021-08-03 | 江麓机电集团有限公司 | Efficient boring and milling clamp based on double-sided boring and milling center and boring and milling process method |
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| SU1360960A1 (en) * | 1986-05-30 | 1987-12-23 | Производственное Объединение Турбостроения "Ленинградский Металлический Завод" | Device for fixing turbine blade |
| CN201295847Y (en) * | 2008-10-08 | 2009-08-26 | 沈阳飞机工业（集团）有限公司 | Combined clamp transition compactor |
| CN201824139U (en) * | 2010-08-05 | 2011-05-11 | 浙江中水发电设备有限公司 | Adjustable piston ring machining device |
| CN202006375U (en) * | 2011-04-07 | 2011-10-12 | 无锡透平叶片有限公司 | Improved clamp for bacterial type blade root tooth form machining |
| CN203109316U (en) * | 2013-04-02 | 2013-08-07 | 哈尔滨汽轮机厂有限责任公司 | Milling tool for bacterial type blade root blade of steam turbine |
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2013
- 2013-04-02 CN CN201310112828.1A patent/CN103212742B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1360960A1 (en) * | 1986-05-30 | 1987-12-23 | Производственное Объединение Турбостроения "Ленинградский Металлический Завод" | Device for fixing turbine blade |
| CN201295847Y (en) * | 2008-10-08 | 2009-08-26 | 沈阳飞机工业（集团）有限公司 | Combined clamp transition compactor |
| CN201824139U (en) * | 2010-08-05 | 2011-05-11 | 浙江中水发电设备有限公司 | Adjustable piston ring machining device |
| CN202006375U (en) * | 2011-04-07 | 2011-10-12 | 无锡透平叶片有限公司 | Improved clamp for bacterial type blade root tooth form machining |
| CN203109316U (en) * | 2013-04-02 | 2013-08-07 | 哈尔滨汽轮机厂有限责任公司 | Milling tool for bacterial type blade root blade of steam turbine |
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| Publication number | Publication date |
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| CN103212742A (en) | 2013-07-24 |
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Effective date of registration: 20221221 Address after: 150000 building 3, high tech production base, Nangang District, Harbin City, Heilongjiang Province Patentee after: HARBIN TURBINE Co.,Ltd. Patentee after: HADIAN POWER EQUIPMENT NATIONAL ENGINEERING RESEARCH CENTER CO.,LTD. Address before: 150046 No. three power road 345, Xiangfang District, Heilongjiang, Harbin Patentee before: HARBIN TURBINE Co.,Ltd. |
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