CN104289934A - Blade locating device for machining milling dowel of compression ignition guide blade of milling machine - Google Patents
Blade locating device for machining milling dowel of compression ignition guide blade of milling machine Download PDFInfo
- Publication number
- CN104289934A CN104289934A CN201410421954.XA CN201410421954A CN104289934A CN 104289934 A CN104289934 A CN 104289934A CN 201410421954 A CN201410421954 A CN 201410421954A CN 104289934 A CN104289934 A CN 104289934A
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- Prior art keywords
- blade
- milling
- jig plate
- pin
- column
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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
-
- 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
- B23Q3/069—Work-clamping means for pressing workpieces against a work-table
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a blade locating device for machining a milling dowel of a compression ignition guide blade of a milling machine. The blade locating device can solve the problems that when the milling dowel of the compression ignition guide blade is machined in the prior art, the milling dowel and a blade root locating groove can be not consistent in location degree easily, the rejection ratio of products is high, production efficiency is low, and production cost is high. The device comprises a clamp plate, a blade top hold-down mechanism, a sliding locating pin, a screwing ejection mechanism, a blade root pressing plate, a draw-in bolt and a cushion block. The blade top hold-down mechanism comprises a first stand column, a second stand column, a lock bolt, a nut and a cross beam. The clamp plate is a rectangular plate. The sliding locating pin comprises a rectangular block body and a pin, the pin is horizontally fixed at the top end of the rectangular block body, and two protrusions are machined on the two corresponding sides of the bottom end of the rectangular block body. The screwing ejection mechanism comprises a plate body and a puller bolt. The blade locating device is used for machining the milling dowel of the compression ignition guide blade.
Description
Technical field
The present invention relates to a kind of milling machine for processing the blade locking device of combustion pressure guide vane milling pin
Background technology
In prior art, the milling pin of steam turbine combustion pressure guide vane needs to locate circular arc position consistency with steam output side locating slot and steam admission side after ensureing the assembling of combustion pressure guide vane, and pressing section is narrower and thin, therefore the machining accuracy of firing pressure guide vane milling pin must be ensured, combustion pressure guide vane milling pin add easily cause man-hour milling pin and blade root locating slot position degree inconsistent, product disqualification rate is high, production efficiency is low, and production cost problem costly.
Summary of the invention
The present invention in order to solve in prior art combustion pressure guide vane milling pin add easily cause man-hour milling pin and blade root locating slot position degree inconsistent, product disqualification rate is high, production efficiency is low, and production cost problem costly, and then a kind of milling machine is proposed for processing the blade locking device of combustion pressure guide vane milling pin.
The present invention is the technical scheme adopted that solves the problem: described device comprises jig plate, leaf top hold-down mechanism, slide jaw, screw jacking mechanism, blade root pressing plate, turnbuckle and cushion block, leaf top hold-down mechanism comprises the first column, second column, clamping screw, nut and crossbeam, jig plate is rectangular slab, slide jaw comprises rectangular blocks and pin, pin level is fixedly mounted on the top of rectangular blocks, the both sides that the bottom of rectangular blocks is corresponding are processed with two projections, screw jacking mechanism and comprise plate body and puller bolt, puller bolt is inserted on plate body, blade root pressing plate is rectangular slab, one end of crossbeam is processed with breach, turnbuckle is vertically inserted on blade root pressing plate, and the bottom of turnbuckle is fixedly connected with the upper surface of jig plate, the below of blade root pressing plate is provided with cushion block, the upper surface of jig plate one end is processed with chute, two projections are installed in chute, jig plate upper surface is provided with near one end of chute and screws jacking mechanism, plate body is vertically fixed on the upper surface of jig plate, puller bolt is horizontally disposed with, the other end of jig plate is vertically provided with the first column and the second column, one end of the top of the first column and the screw rod of clamping screw is hinged, the other end of clamping screw is arranged in breach, and nut thread is connected to the other end of clamping screw, the top of the second column and the other end of crossbeam hinged, jig plate upper surface is processed with two blade root circular arc alignment pins screwing between jacking mechanism and leaf top hold-down mechanism, the both sides being positioned at jig plate are processed with a fastening milling machine fixed installation hole respectively.
The present invention has following beneficial effect: by the present invention process combustion pressure guide vane milling pin can ensure consistent with blade root locating slot position degree, ensure that the position degree of combustion pressure blade milling pin meets processing request simultaneously, avoid steam turbine combustion pressure guide vane milling pin and defectively cause rework issues owing to processing, and then increase work efficiency, reduce production cost.
Accompanying drawing explanation
Fig. 1 is the overall structure top view that combustion pressure guide vane 14 installs on the invention, and Fig. 2 is the front view of leaf top hold-down mechanism 2.
Detailed description of the invention one: composition graphs 1-Fig. 2 illustrates present embodiment, a kind of milling machine described in present embodiment is for processing the blade locking device of combustion pressure guide vane milling pin, described device comprises jig plate 1, leaf top hold-down mechanism 2, slide jaw 3, screw jacking mechanism 4, blade root pressing plate 5, turnbuckle 12 and cushion block 13, leaf top hold-down mechanism 2 comprises the first column 7, second column 6, clamping screw 8, nut 9 and crossbeam 10, jig plate 1 is rectangular slab, slide jaw 3 comprises rectangular blocks 3-1 and pin 3-2, pin 3-2 level is fixedly mounted on the top of rectangular blocks 3-1, the both sides that the bottom of rectangular blocks 3-1 is corresponding are processed with two protruding 3-3, screw jacking mechanism 4 and comprise plate body 4-1 and puller bolt 4-2, puller bolt 4-2 is inserted on plate body 4-1, blade root pressing plate 5 is rectangular slab, one end of crossbeam 10 is processed with breach 10-1, turnbuckle 12 is vertically inserted on blade root pressing plate 5, and the bottom of turnbuckle 12 is fixedly connected with the upper surface of jig plate 1, the below of blade root pressing plate 5 is provided with cushion block 13, the upper surface of jig plate 1 one end is processed with chute 1-1, two protruding 3-3 are installed in chute 1-1, jig plate 1 upper surface is provided with near one end of chute 1-1 and screws jacking mechanism 4, plate body 4-1 is vertically fixed on the upper surface of jig plate 1, puller bolt 4-2 is horizontally disposed with, the other end of jig plate 1 is vertically provided with the first column 7 and the second column 6, one end of the top of the first column 7 and the screw rod of clamping screw 8 is hinged, the other end of clamping screw 8 is arranged in breach 10-1, and nut 9 is threaded in the other end of clamping screw 8, the top of the second column 6 and the other end of crossbeam 10 hinged, jig plate 1 upper surface is processed with two blade root circular arc alignment pin 1-2 screwing between jacking mechanism 4 and leaf top hold-down mechanism 2, the both sides being positioned at jig plate 1 are processed with a fastening milling machine fixed installation hole 1-3 respectively.
Detailed description of the invention two: composition graphs 1-Fig. 2 illustrates present embodiment, a kind of milling machine described in present embodiment is for processing the blade locking device of combustion pressure guide vane milling pin, described device comprises and briquetting 11, briquetting 11 by pin-hinges on crossbeam 10, and briquetting 11 is positioned at the below of crossbeam 10, other is identical with detailed description of the invention one.
Detailed description of the invention three: composition graphs 1-Fig. 2 illustrates present embodiment, a kind of milling machine described in present embodiment is for processing the blade locking device of combustion pressure guide vane milling pin, the bottom of described first column 7 is threaded connection and is fixedly mounted on jig plate 1, the bottom of the second column 6 is threaded connection and is fixedly mounted on jig plate 1, and other is identical with detailed description of the invention one.
Operation principle
When using of the present invention, fixture of the present invention is fixedly mounted on milling machine, combustion to be processed pressure guide vane 14 leaf top is placed on jig plate 1, leaf top hold-down mechanism 2 presses the Ye Dingshang of combustion pressure guide vane 14, compressed by briquetting 11, by slide jaw 3 on combustion pressure guide vane 14 blade root, holding out against combustion pressure guide vane 14 blade root by screwing jacking mechanism 4, by blade root pressing plate 5 and cushion block 13, combustion pressure guide vane 14 blade root being compressed.
Claims (3)
1. a milling machine is for processing the blade locking device of combustion pressure guide vane milling pin, it is characterized in that: described device comprises jig plate (1), leaf top hold-down mechanism (2), slide jaw (3), screw jacking mechanism (4), blade root pressing plate (5), turnbuckle (12) and cushion block (13), leaf top hold-down mechanism (2) comprises the first column (7), second column (6), clamping screw (8), nut (9) and crossbeam (10), jig plate (1) is rectangular slab, slide jaw (3) comprises rectangular blocks (3-1) and pin (3-2), pin (3-2) level is fixedly mounted on the top of rectangular blocks (3-1), the both sides that the bottom of rectangular blocks (3-1) is corresponding are processed with two projections (3-3), screw jacking mechanism (4) and comprise plate body (4-1) and puller bolt (4-2), puller bolt (4-2) is inserted on plate body (4-1), blade root pressing plate (5) is rectangular slab, one end of crossbeam (10) is processed with breach (10-1), turnbuckle (12) is vertically inserted on blade root pressing plate (5), and the bottom of turnbuckle (12) is fixedly connected with the upper surface of jig plate (1), the below of blade root pressing plate (5) is provided with cushion block (13), the upper surface of jig plate (1) one end is processed with chute (1-1), two projections (3-3) are installed in chute (1-1), jig plate (1) upper surface is provided with near one end of chute (1-1) and screws jacking mechanism (4), plate body (4-1) is vertically fixed on the upper surface of jig plate (1), puller bolt (4-2) is horizontally disposed with, the other end of jig plate (1) is vertically provided with the first column (7) and the second column (6), one end of the top of the first column (7) and the screw rod of clamping screw (8) is hinged, the other end of clamping screw (8) is arranged in breach (10-1), and nut (9) is threaded in the other end of clamping screw (8), the top of the second column (6) and the other end of crossbeam (10) hinged, jig plate (1) upper surface is positioned to screw between jacking mechanism (4) and leaf top hold-down mechanism (2) and is processed with two blade root circular arc alignment pins (1-2), the both sides being positioned at jig plate (1) are processed with fastening milling machine fixed installation hole (1-3) respectively.
2. the blade locking device of guide vane milling pin pressed by a kind of milling machine for processing combustion according to claim 1, it is characterized in that: described device comprises and briquetting (11), briquetting (11) is by pin-hinges on crossbeam (10), and briquetting (11) is positioned at the below of crossbeam (10).
3. the blade locking device of guide vane milling pin pressed by a kind of milling machine for processing combustion according to claim 1, it is characterized in that: the bottom of described first column (7) is threaded connection and is fixedly mounted on jig plate (1), and the bottom of the second column (6) is threaded connection and is fixedly mounted on jig plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410421954.XA CN104289934B (en) | 2014-08-25 | 2014-08-25 | A kind of blade locking device for milling machine processing combustion pressure guide vane milling pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410421954.XA CN104289934B (en) | 2014-08-25 | 2014-08-25 | A kind of blade locking device for milling machine processing combustion pressure guide vane milling pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104289934A true CN104289934A (en) | 2015-01-21 |
| CN104289934B CN104289934B (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410421954.XA Active CN104289934B (en) | 2014-08-25 | 2014-08-25 | A kind of blade locking device for milling machine processing combustion pressure guide vane milling pin |
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| Country | Link |
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| CN (1) | CN104289934B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904243A (en) * | 2016-05-30 | 2016-08-31 | 成都飞机工业（集团）有限责任公司 | Part fast mounting locking method for numerical control machining |
| CN106270859A (en) * | 2016-08-29 | 2017-01-04 | 中航动力股份有限公司 | A kind of guide vane listrium dustpan hole machined is quickly remodeled clamping device and method |
| CN108788812A (en) * | 2018-05-31 | 2018-11-13 | 宁夏共享模具有限公司 | A kind of device and method of steam turbine twisted blade secondary operation |
| CN109551273A (en) * | 2019-01-17 | 2019-04-02 | 哈尔滨市天行科技发展有限责任公司 | A kind of interior arc of carrying on the back of roughing blade goes surplus with indexable fixture |
| CN110315358A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane clamping mechanism and clamping method |
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| CN101417396A (en) * | 2008-11-27 | 2009-04-29 | 西安交通大学 | Turbine hollow blade rabbet processing locating clamping method and device |
| CN101791765A (en) * | 2010-01-15 | 2010-08-04 | 无锡市艾尔福叶片有限公司 | Universal hold-down mechanism of steam turbine blade drill jig |
| CN201744716U (en) * | 2010-08-12 | 2011-02-16 | 四川省自贡市海川实业有限公司 | Clamp dedicated for fine milling of radial inclined planes of blade basin |
| CN103212742A (en) * | 2013-04-02 | 2013-07-24 | 哈尔滨汽轮机厂有限责任公司 | Milling tool for steam turbine bacterial-type root blades |
| CN203156412U (en) * | 2013-04-25 | 2013-08-28 | 哈尔滨汽轮机厂有限责任公司 | Tool for positioning and clamping milling guide blade |
| CN103586712A (en) * | 2013-10-28 | 2014-02-19 | 哈尔滨汽轮机厂有限责任公司 | Fixture for clamping steam inlet and outlet sides of intermediates of blade roots during milling |
| CN203973245U (en) * | 2014-08-25 | 2014-12-03 | 哈尔滨汽轮机厂有限责任公司 | A kind of milling machine is pressed the blade locking device of guide vane milling pin for processing combustion |
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- 2014-08-25 CN CN201410421954.XA patent/CN104289934B/en active Active
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| CN101417396A (en) * | 2008-11-27 | 2009-04-29 | 西安交通大学 | Turbine hollow blade rabbet processing locating clamping method and device |
| CN101791765A (en) * | 2010-01-15 | 2010-08-04 | 无锡市艾尔福叶片有限公司 | Universal hold-down mechanism of steam turbine blade drill jig |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904243A (en) * | 2016-05-30 | 2016-08-31 | 成都飞机工业（集团）有限责任公司 | Part fast mounting locking method for numerical control machining |
| CN106270859A (en) * | 2016-08-29 | 2017-01-04 | 中航动力股份有限公司 | A kind of guide vane listrium dustpan hole machined is quickly remodeled clamping device and method |
| CN108788812A (en) * | 2018-05-31 | 2018-11-13 | 宁夏共享模具有限公司 | A kind of device and method of steam turbine twisted blade secondary operation |
| CN109551273A (en) * | 2019-01-17 | 2019-04-02 | 哈尔滨市天行科技发展有限责任公司 | A kind of interior arc of carrying on the back of roughing blade goes surplus with indexable fixture |
| CN109551273B (en) * | 2019-01-17 | 2024-03-15 | 黑龙江省机械科学研究院 | Indexable clamp for removing allowance of inner back arc of rough machining blade |
| CN110315358A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane clamping mechanism and clamping method |
| CN110315358B (en) * | 2019-06-21 | 2020-06-23 | 西安朋邦工贸有限公司 | Low-pressure turbine guide blade clamping mechanism and clamping method |
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| Publication number | Publication date |
|---|---|
| CN104289934B (en) | 2016-07-27 |
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Effective date of registration: 20221228 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. |