CN104191274A - Tool for double-center-hole machining device for steam turbine blade - Google Patents
Tool for double-center-hole machining device for steam turbine blade Download PDFInfo
- Publication number
- CN104191274A CN104191274A CN201410384729.3A CN201410384729A CN104191274A CN 104191274 A CN104191274 A CN 104191274A CN 201410384729 A CN201410384729 A CN 201410384729A CN 104191274 A CN104191274 A CN 104191274A
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- CN
- China
- Prior art keywords
- positioning base
- blade root
- integral shroud
- briquetting
- frock
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/063—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding turbine blades
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The invention discloses a tool for a double-center-hole machining device for a steam turbine blade. The tool comprises a tool bottom plate, a blade root positioning base and a blade crown positioning base, the tool bottom plate is arranged on a numerical control rotary table of a four-axis machine tool, the tool bottom plate is fixedly connected to the numerical control rotary table through four pressing plates, the blade root positioning base and the blade crown positioning base are arranged at the two ends of the tool bottom plate in the length direction in parallel, and the blade root positioning base and the blade crown positioning base are perpendicular to the centerline of the tool bottom plate in the length direction. The blade root positioning base and the blade crown positioning base are provided with a blade root pressing block and a blade crown pressing block respectively, the blade root pressing block and the blade crown pressing block are arranged in the same direction as the blade root positioning base and the blade crown positioning base, and the blade root pressing block and the blade crown pressing block are fixed to the blade root positioning base and the blade crown positioning base respectively through a first fastening screw and a second fastening screw. The tool for the double-center-hole machining device for the steam turbine blade can improve machining precision, increase the yield and simplify a debugging method and has the advantages of being simple in structure and low in cost.
Description
Technical field
The present invention relates to the frock of a kind of turbine blade processing Double Tops point aperture apparatus, belong to the frock field of Digit Control Machine Tool turbine Blade Machining.
Background technology
In the process of existing turbine blade, more conventional processing method is that technique head is processed in one end, and the other end is processed into center hole by plain-milling machine or drilling machine.This method is more loaded down with trivial details in debugging, and plain-milling machine or drilling machine also general to the center hole precision being processed into, complete processing therefore need design a kind of method of Double Tops point by the gyroaxis of four axles, be not only guaranteed from precision, and output is also greatly improved.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, and the frock of a kind of turbine blade processing Double Tops point aperture apparatus is provided, and can improve precision and the output of processing, simplification adjustment method, and there is feature simple in structure, cost is low.
In order to solve above technical problem, the invention provides the frock of a kind of turbine blade processing Double Tops point aperture apparatus, comprise frock base plate, blade root positioning base and integral shroud positioning base, frock base plate is arranged on the numerical control rotating platform of four axle lathes, frock base plate is connected and fixed on numerical control rotating platform by four pressing plates, the two ends of frock floor length direction that what blade root positioning base was parallel with integral shroud positioning base be arranged at, and blade root positioning base and integral shroud positioning base are perpendicular to frock base plate center line along its length; On blade root positioning base and integral shroud positioning base, be respectively equipped with blade root briquetting and integral shroud briquetting, the setting party of blade root briquetting and integral shroud briquetting is to identical with the direction of blade root positioning base and integral shroud positioning base respectively, and blade root briquetting and integral shroud briquetting are fixed on blade root positioning base and integral shroud positioning base by first, second trip bolt respectively.
The technical scheme that the present invention further limits is:
The cross-sectional area of aforementioned blade root briquetting and integral shroud briquetting is right-angled trapezium, the shape and size of blade root positioning base and integral shroud positioning base are identical and be respectively equipped with fixed block, the shape of cross section of fixed block is right angled triangle, the oblique waist of blade root briquetting and integral shroud briquetting is with relative with the hypotenuse of corresponding fixed block and be parallel to each other respectively, make fixing more firm of blade root and integral shroud, prevent from occurring in process trickle skew; Aforementioned blade root briquetting and integral shroud briquetting are fixed on blade root positioning base and integral shroud positioning base by first, second trip bolt respectively, can control longitudinal distance by trip bolt, make Workpiece clamping.
On aforementioned frock base plate, be also provided with T-shaped groove, be provided with first, second T-shaped slide block in T-shaped groove, first, second T-shaped slide block is connected with blade root positioning base and integral shroud positioning base respectively; Aforementioned first, second T-shaped slide block is fixed by attachment screw and blade root positioning base and integral shroud positioning base, two positioning bases, i.e. blade root positioning base and integral shroud positioning base, the distance between can regulating by the slip of T-shaped.
Between fixed block bottom and blade root positioning base and integral shroud positioning base, be respectively equipped with guiding gutter.The cooling fluid that guiding gutter sprays while work for water conservancy diversion, prevents that it from residuing in frock.
The invention has the beneficial effects as follows:
The present invention can be in the process of turbine blade, and the processing method of processing the disposable clamping of two center holes with four axles is processed into two center holes; The present invention controls the fore-and-aft distance of blade root positioning base and integral shroud positioning base by the slip of T-shaped, thereby make processing staff not only simple to operation, efficiency is higher, and accuracy and the uniformity of center hole are ensured, improved the quality of product, cost has also lowered simultaneously.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is top view of the present invention.
Fig. 4 is the structural representation of blade root briquetting of the present invention.
Fig. 5 is the structural representation of trip bolt of the present invention.
Reference numeral: 1-frock base plate, 2-blade root positioning base, 3-integral shroud positioning base, 4-blade root briquetting, 5-integral shroud briquetting, 6-the first trip bolt, the T-shaped slide block of 7-first, 8-fixed block, 9-attachment screw, 10-the second trip bolt, 11-T type groove, the T-shaped slide block of 12-second, 13-guiding gutter.
Detailed description of the invention
embodiment 1
The frock of processing Double Tops point aperture apparatus for a kind of turbine blade that the present embodiment provides, structure as Figure 1-5, comprise frock base plate 1, blade root positioning base 2 and integral shroud positioning base 3, frock base plate 1 is arranged on the numerical control rotating platform of four axle lathes, and frock base plate 1 is connected and fixed on numerical control rotating platform by four pressing plates.
The two ends of what blade root positioning base 2 was parallel with integral shroud positioning base 3 be arranged at frock base plate 1 length direction, and blade root positioning base 2 and integral shroud positioning base 3 are perpendicular to frock base plate 1 center line along its length; The shape and size of blade root positioning base 2 and integral shroud positioning base 3 are identical and be respectively equipped with fixed block 8, and the shape of cross section of fixed block 8 is right angled triangle.On blade root positioning base 2 and integral shroud positioning base 3, be respectively equipped with blade root briquetting 4 and integral shroud briquetting 5, the setting party of blade root briquetting 4 and integral shroud briquetting 5 is to identical with the direction of blade root positioning base 2 and integral shroud positioning base 3 respectively.The cross-sectional area of blade root briquetting 4 and integral shroud briquetting 5 is right-angled trapezium, the oblique waist of blade root briquetting 4 and integral shroud briquetting 5 is with relative with the hypotenuse of corresponding fixed block 8 and be parallel to each other respectively, make fixing more firm of blade root and integral shroud, prevent from occurring in process trickle skew.Between fixed block 8 bottoms and blade root positioning base 2 and integral shroud positioning base 3, be respectively equipped with guiding gutter 13.
Blade root briquetting 4 and integral shroud briquetting 5 are fixed on blade root positioning base 2 and integral shroud positioning base 3 by the first trip bolt 6, the second trip bolt 10 respectively, the distance that can control by the first trip bolt 6, the second trip bolt 10 blade root briquetting 4 and integral shroud briquetting 5 and fixed block 8, makes Workpiece clamping.
On frock base plate, be also provided with T-shaped groove 11,11 are provided with the first T-shaped slide block 7, the T-shaped slide block 7 of the second T-shaped slide block 12, the first, the second T-shaped slide block 12 and are connected with blade root positioning base 2 and integral shroud positioning base 3 respectively in T-shaped groove; The first T-shaped slide block 7, the second T-shaped slide block 12 are fixed by attachment screw 9 and blade root positioning base 2 and integral shroud positioning base 3, two positioning bases, be blade root positioning base and integral shroud positioning base, the distance between can be respectively regulating by the first T-shaped slide block 7, the slip of second T-shaped 12.
When the present embodiment work, according to the length of turbine blade, by the first T-shaped slide block 7 that slides, second T-shaped 12 distance of adjusting between blade root positioning base 2 and integral shroud positioning base 3, the integral shroud of turbine blade is placed on integral shroud positioning base 3, blade root is placed on blade root positioning base 2, by regulating the first trip bolt 6, the second trip bolt 10 to move blade root briquetting 4 and integral shroud briquetting 5, blade root briquetting 4 and integral shroud briquetting 5 are acted on corresponding fixed block 8 respectively, clamp and fixing turbine blade, start the processing of two center holes.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (5)
1. a frock of processing Double Tops point aperture apparatus for turbine blade, comprise frock base plate, blade root positioning base and integral shroud positioning base, it is characterized in that: described frock base plate is arranged on the numerical control rotating platform of four axle lathes, described frock base plate is connected and fixed on described numerical control rotating platform by four pressing plates, the two ends of described frock floor length direction that what described blade root positioning base was parallel with integral shroud positioning base be arranged at, and described blade root positioning base and integral shroud positioning base are perpendicular to described frock base plate center line along its length; On described blade root positioning base and integral shroud positioning base, be respectively equipped with blade root briquetting and integral shroud briquetting, the setting party of described blade root briquetting and integral shroud briquetting is to identical with the direction of described blade root positioning base and integral shroud positioning base respectively, and described blade root briquetting and integral shroud briquetting are fixed on described blade root positioning base and integral shroud positioning base by first, second trip bolt respectively.
2. the frock with processing Double Tops point aperture apparatus according to the turbine blade described in claim 1, it is characterized in that: the cross-sectional area of described blade root briquetting and integral shroud briquetting is right-angled trapezium, the shape and size of described blade root positioning base and integral shroud positioning base are identical and be respectively equipped with fixed block, the shape of cross section of described fixed block is right angled triangle, and the oblique waist of described blade root briquetting and integral shroud briquetting is with relative with the hypotenuse of corresponding fixed block and be parallel to each other respectively.
3. the frock with processing Double Tops point aperture apparatus according to the turbine blade described in claim 1, is characterized in that: between described fixed block bottom and described blade root positioning base and integral shroud positioning base, be respectively equipped with guiding gutter.
4. the frock with processing Double Tops point aperture apparatus according to the turbine blade described in claim 1, it is characterized in that: on described frock base plate, be also provided with T-shaped groove, in described T-shaped groove, be provided with first, second T-shaped slide block, described first, second T-shaped slide block is connected with described blade root positioning base and integral shroud positioning base respectively.
5. the frock with processing Double Tops point aperture apparatus according to turbine blade described in claim 3, is characterized in that: described first, second T-shaped slide block is fixed by attachment screw and described blade root positioning base and integral shroud positioning base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384729.3A CN104191274B (en) | 2014-08-07 | 2014-08-07 | A kind of frock of turbine blade processing Double Tops pointed orifice device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384729.3A CN104191274B (en) | 2014-08-07 | 2014-08-07 | A kind of frock of turbine blade processing Double Tops pointed orifice device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104191274A true CN104191274A (en) | 2014-12-10 |
| CN104191274B CN104191274B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410384729.3A Active CN104191274B (en) | 2014-08-07 | 2014-08-07 | A kind of frock of turbine blade processing Double Tops pointed orifice device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104191274B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576226A (en) * | 2015-01-06 | 2015-04-29 | 无锡新宏泰电器科技股份有限公司 | Positioning tool for shaft machining |
| CN106525625A (en) * | 2016-12-27 | 2017-03-22 | 无锡透平叶片有限公司 | Compressor blade forging hardness hammering tool set |
| 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 |
| CN112975495A (en) * | 2021-03-03 | 2021-06-18 | 景德镇明兴航空锻压有限公司 | Horizontal fixture for processing turbine blade |
| CN113618127A (en) * | 2021-08-20 | 2021-11-09 | 中国航发航空科技股份有限公司 | Machining process of aero-engine blade |
| CN115229615A (en) * | 2022-07-14 | 2022-10-25 | 山东齐鲁电机制造有限公司 | Grinding platform for bent and twisted blade |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4445678A (en) * | 1982-05-24 | 1984-05-01 | George Irwin S | Precision aligned split V-block |
| CN101372046A (en) * | 2008-09-26 | 2009-02-25 | 无锡透平叶片有限公司 | Special fixture of drill blade top centre hole for blade |
| EP2228170A1 (en) * | 2009-03-12 | 2010-09-15 | Siemens Aktiengesellschaft | Work piece clamping device with clamping belt |
| CN202951901U (en) * | 2012-11-01 | 2013-05-29 | 东方电气集团东方汽轮机有限公司 | Blade perforating device |
| CN103402700A (en) * | 2010-12-16 | 2013-11-20 | 布洛姆·容有限责任公司 | Device designed for clamping a turbine blade |
| CN203993256U (en) * | 2014-08-07 | 2014-12-10 | 南京赛达机械制造有限公司 | The frock of processing Double Tops point aperture apparatus for a kind of turbine blade |
-
2014
- 2014-08-07 CN CN201410384729.3A patent/CN104191274B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4445678A (en) * | 1982-05-24 | 1984-05-01 | George Irwin S | Precision aligned split V-block |
| CN101372046A (en) * | 2008-09-26 | 2009-02-25 | 无锡透平叶片有限公司 | Special fixture of drill blade top centre hole for blade |
| EP2228170A1 (en) * | 2009-03-12 | 2010-09-15 | Siemens Aktiengesellschaft | Work piece clamping device with clamping belt |
| CN103402700A (en) * | 2010-12-16 | 2013-11-20 | 布洛姆·容有限责任公司 | Device designed for clamping a turbine blade |
| CN202951901U (en) * | 2012-11-01 | 2013-05-29 | 东方电气集团东方汽轮机有限公司 | Blade perforating device |
| CN203993256U (en) * | 2014-08-07 | 2014-12-10 | 南京赛达机械制造有限公司 | The frock of processing Double Tops point aperture apparatus for a kind of turbine blade |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576226A (en) * | 2015-01-06 | 2015-04-29 | 无锡新宏泰电器科技股份有限公司 | Positioning tool for shaft machining |
| CN106525625A (en) * | 2016-12-27 | 2017-03-22 | 无锡透平叶片有限公司 | Compressor blade forging hardness hammering tool set |
| CN106525625B (en) * | 2016-12-27 | 2023-10-24 | 无锡透平叶片有限公司 | Hardness frock is beaten to compressor blade forging |
| 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 |
| CN112975495A (en) * | 2021-03-03 | 2021-06-18 | 景德镇明兴航空锻压有限公司 | Horizontal fixture for processing turbine blade |
| CN113618127A (en) * | 2021-08-20 | 2021-11-09 | 中国航发航空科技股份有限公司 | Machining process of aero-engine blade |
| CN115229615A (en) * | 2022-07-14 | 2022-10-25 | 山东齐鲁电机制造有限公司 | Grinding platform for bent and twisted blade |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104191274B (en) | 2016-08-17 |
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