CN105415020B - A kind of dismountable blade fixture of positioning surface - Google Patents
A kind of dismountable blade fixture of positioning surface Download PDFInfo
- Publication number
- CN105415020B CN105415020B CN201510829550.9A CN201510829550A CN105415020B CN 105415020 B CN105415020 B CN 105415020B CN 201510829550 A CN201510829550 A CN 201510829550A CN 105415020 B CN105415020 B CN 105415020B
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- CN
- China
- Prior art keywords
- blade
- positioning
- block
- tooth block
- bearing
- 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
-
- 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
-
- 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
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/12—Accessories for attaching
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The present invention discloses a kind of dismountable blade fixture of positioning surface, including chassis, and bearing one, bearing two are arranged on chassis, and bearing one and bearing two are respectively arranged in the upper and lower ends of chassis homonymy；Pressing plate one is set on bearing one, and pressing plate one is arranged by pin two on bearing one, and one tail end of pressing plate is by pin three and being bolted, the cooperation of bolts and nuts one；Positioning tooth block is positioning surface, and one end shape and the blade shape of positioning tooth block coincide；Convex block, the corresponding groove in locating piece installation position is arranged in positioning tooth block, and the length of groove is more than the length of convex block, and positioning tooth block can move in locating piece groove；Elongated slot is also set up on locating piece, pin four can move in the elongated slot.Beneficial effects of the present invention are：The surfaces Milling Process such as tenon side process area, groove are carried out using the detachable blade fixture of positioning surface, is solved very well because positioning datum and processing dimension benchmark are inconsistent, is led to processing dimension usually overproof problem, improve blade processing qualification rate.
Description
Technical field
The invention belongs to technical field of mechanical processing, more particularly to a kind of dismountable blade fixture of positioning surface.
Background technology
The Milling Process generally use alloy block positioning of the surfaces such as blade tenon side process area, groove.Alloy block is to utilize
The positioning of six specified points is poured into a mould on blade, alloy block side locating slot and blade tenon reference plane only there are one it is theoretical away from
From, due to being limited by alloy block cast precision and six spot placement accuracies, alloy block side locating slot and blade tenon positioning datum
Face there will necessarily be certain error, and alloy block is that a blade one is poured into a mould, and each blade and alloy block relative position are also not to the utmost
It is identical.The surfaces processing dimensions such as blade tenon side process area, groove are relative to tenon reference plane, and while processing is with alloy
The locating slot positioning of block side, positioning datum and processing dimension benchmark are inconsistent, cause processing dimension usually overproof, and blade processing is closed
Lattice rate is low.Blade fixture original design scheme as shown in figure 3, be on locating piece 10 installation one positioning pin 22, utilize alloy block
Side locating slot limitation blade in fixture upper edge Y direction degree of freedom (blade axial freedom), alloy block side locating slot with
For blade tenon reference plane only there are one theoretical distance, alloy block side locating slot there will necessarily be one with blade tenon positioning reference plane
Determine error, and alloy block is that a blade one is poured into a mould, each blade is also not quite similar with alloy block relative position.Blade tenon
The surfaces such as side process area, groove processing dimension is relative to tenon reference plane, and while processing is positioned with alloy block, and base is positioned
It is accurate inconsistent with processing dimension benchmark, cause processing dimension usually overproof.
Invention content
For the above technical problems, the present invention provides a kind of dismountable blade fixture of positioning surface, and design is a kind of
It is positioned using tenon, dismantles tenon locating piece after positioning, and can guarantee the fixture of repetitive positioning accuracy, carry out tenon side work
The surfaces such as skill platform, groove Milling Process, solves the problems, such as that blade processing qualification rate is low.Specific technical solution is as follows：
A kind of dismountable blade fixture of positioning surface, including chassis, setting bearing one, bearing two, one He of bearing on chassis
Bearing two is respectively arranged in the upper and lower ends of chassis homonymy；Pressing plate one is set on bearing one, and pressing plate one is being propped up by the setting of pin two
On seat one, one tail end of pressing plate is by pin three and being bolted, the cooperation of bolts and nuts one；
Positioning plate is set on bearing two, and pressing plate two is mounted on by bolt and nut on bearing two and locating piece, positioning tooth block
It is mounted on locating piece by pin four and bolt two；Tooth block is compressed to be mounted on positioning tooth block by eyelet bolt and pin one, it is real
Existing blade positions in fixture；
Support plate is mounted on by bolt one on locating piece, and pressing pin is mounted on support plate, is locked by nut four；
Positioning tooth block is positioning surface, and one end shape and the blade shape of positioning tooth block coincide；Convex block is arranged in positioning tooth block, fixed
The corresponding groove in position block installation position, the length of groove are more than the length of convex block, and positioning tooth block can move in locating piece groove；
Elongated slot is also set up on locating piece, pin four can move in the elongated slot.
Blade with alloy block is installed on locating piece by the application method of the blade fixture, and blade afterbody is from branch
It is passed through in plate square hole, blade alloy block bottom surface and side is made to be close to locating piece, with tight nut one and nut two, make one He of pressing plate
Pressing plate two is pressed on blade alloy block；Positioning tooth block, adjustment blade Y direction position in fixture, the end of positioning tooth block are installed
Head is bonded with blade tenon tooth form, tightens bolt two, and installation compresses tool block, tightens nut three, fixed blade Y-axis side in fixture
To position；Nut one and nut two are tightened, pressing pin position is adjusted, it is made to hold out against blade alloy block, locking nut four after adjusting,
Be fixed and clamped nail position, prevents pressing pin in process from loosening；Nut three is dismantled, unloads and compresses tooth block, demounting bolt two moves
Bolt two is installed in another side opening by dynamic positioning tooth block, 180 ° of rotational positioning tooth block, and limitation positioning tooth block is removed, and blade is complete
At the positioning and clamping in fixture.
Beneficial effects of the present invention are：
The surfaces Milling Process such as tenon side process area, groove are carried out using the detachable blade fixture of positioning surface, are solved very well
It has determined because positioning datum and processing dimension benchmark are inconsistent, has led to processing dimension usually overproof problem, improved blade processing conjunction
Lattice rate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is prior-art illustration；
Fig. 4 is positioning tooth block structure schematic diagram；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is positioning block structure schematic diagram；
Fig. 7 is the left view of Fig. 6；
Fig. 8 is the right view of Fig. 6；
Fig. 9 is the vertical view of Fig. 6；
In figure：1- eyelet bolts, 2- pressing plates one, 3- pins one, 4- pins two, 5- pins three, 6- nuts one, 7- bearings one, the bottoms 8-
Disk, 9- bearings two, 10- locating pieces, 11- nuts two, 12- pressing plates two, 13- nuts three, 14- nuts four, 15- pressing pins, 16- branch
Plate, 17- bolts one, 18- pins 4,19- bolts two, 20- positioning tooths block, 21- compress tooth block, 22- positioning pins, 201 convex blocks, 202 ends
Head, 101 are groove.
Specific implementation mode
The present invention will be described in detail with reference to the accompanying drawings and examples.
The present invention is to utilize tenon tooth shape locating, with positioning tooth block 20 and compresses 21 limitation blade of tooth block in fixture upper edge Y
Axis direction degree of freedom (blade axial freedom) substantially increases processing essence since positioning datum is consistent with processing dimension benchmark
Degree.
As shown in figs. 1 to 9, the present invention includes chassis 8, and bearing 1, bearing 29, bearing 1 and branch are arranged on chassis 8
Seat 29 is respectively arranged in the upper and lower ends of chassis homonymy；Pressing plate 1 is set on bearing 1, and pressing plate 1 is arranged by pin 24
On bearing 1, one 2 tail end of pressing plate by pin 35 be bolted, bolts and nuts 1 coordinate；
Positioning plate 10 is set on bearing 29, pressing plate 2 12 is mounted on by bolt and nut on bearing 29 and locating piece 10,
Positioning tooth block 20 is mounted on by pin 4 18 and two 19- of bolt on locating piece 10.It compresses tooth block 21 and passes through eyelet bolt 1 and pin one
3 are mounted on positioning tooth block 20, realize that blade positions in fixture.
Support plate 16 is mounted on by bolt 1 on locating piece 10, and pressing pin 15 is mounted on support plate 16, passes through nut four
14 lockings.
Positioning tooth block 20 is positioning surface, and one end shape and the blade shape of positioning tooth block 20 coincide；Positioning tooth block 20 is arranged
Convex block 201, the corresponding groove 101 in 10 installation position of locating piece, the length of groove 101 are more than the length of convex block 201, positioning tooth block
20 can move in 10 groove of locating piece；Elongated slot is also set up on locating piece 10, pin 4 18 can move in the elongated slot.
Positioning surface method for dismounting as shown in Fig. 2,
Positioning surface refers to just the positioning tooth block 20 in fixture, when dismantling positioning surface positioning tooth block 20, first dismantles nut 3 13,
It unloads and compresses tooth block 21, then demounting bolt 2 19, positioning tooth block 20 is moved right in 10 groove 101 of locating piece, is then allowed
Positioning tooth block 20 rotates 180 ° along pin 4 18, and bolt 19 is installed in another threaded hole, locking dismounting rear-locating face positioning
Tooth block 20.
Repetitive positioning accuracy ensuring method
Positioning tooth block 20 is coordinated with 10 groove 101 of locating piece using 20H7/g6, positioning tooth block when ensureing resetting
20 tooth forms and fixture Z-direction verticality.
20 convex block 201 of positioning tooth block is coordinated with 10 limiting slot of locating piece using 3H7/g6,20- when ensureing resetting
Positioning tooth block and fixture Y direction (blade is axial) position.
Mounting method for blade
Blade with alloy block is installed on locating piece 10, blade afterbody is passed through from 16 square hole of support plate, makes blade
Alloy block bottom surface and side are close to locating piece 10, gently with tight nut 1 and nut 2 11, make pressing plate 1 and pressing plate 2 12
It is slightly compressed on blade alloy block, blade can be mobile along fixture Y direction (blade axial direction) at this time.Positioning tooth block 20 is installed,
Blade Y direction position in fixture is adjusted, the end 202 of positioning tooth block 20 is bonded with blade tenon tooth form, tightens bolt two
19, installation compresses tool block 21, tightens nut 3 13, fixed blade Y direction position in fixture.Tighten nut 1 and nut
2 11,15 position of pressing pin is adjusted, it is made to hold out against blade alloy block, locking nut 4 14 after adjusting, be fixed and clamped 15 positions of nail,
Prevent pressing pin 15 in process from loosening.Nut 3 13 is dismantled, unloads and compresses tooth block 21, demounting bolt 2 19, running fix
Tooth block 20,180 ° of rotational positioning tooth block, bolt 2 19 is installed in another side opening, and limitation positioning tooth block 20 is removed, and blade is complete
At the positioning and clamping in fixture.
Claims (1)
1. a kind of dismountable blade fixture of positioning surface, it is characterised in that：Including chassis, bearing one, bearing two are set on chassis,
Bearing one and bearing two are respectively arranged in the upper and lower ends of chassis homonymy；Pressing plate one is set on bearing one, and pressing plate one passes through pin two
It is arranged on bearing one, one tail end of pressing plate is by pin three and being bolted, the cooperation of bolts and nuts one；
Positioning plate is set on bearing two, and pressing plate two is mounted on by bolt and nut on bearing two and locating piece, and positioning tooth block passes through
Pin four and bolt two are mounted on locating piece；Tooth block is compressed to be mounted on positioning tooth block by eyelet bolt and pin one；
Support plate is mounted on by bolt one on locating piece, and pressing pin is mounted on support plate, is locked by nut four；
Positioning tooth block is positioning surface, and one end shape and the blade shape of positioning tooth block coincide；Convex block, locating piece is arranged in positioning tooth block
The corresponding groove in installation position, the length of groove are more than the length of convex block, and positioning tooth block can move in locating piece groove；Positioning
Elongated slot is also set up on block, pin four can move in the elongated slot；
Blade with alloy block is installed on locating piece by the application method of the blade fixture, and blade afterbody is from support plate side
It is passed through in hole, blade alloy block bottom surface and side is made to be close to locating piece, with tight nut one and nut two, make pressing plate one and pressing plate
Two are pressed on blade alloy block；Positioning tooth block is installed, adjustment blade Y direction position in fixture, the end of positioning tooth block with
Blade tenon tooth form is bonded, and tightens bolt two, and installation compresses tool block, tightens nut three, fixed blade Y direction position in fixture
It sets；Nut one and nut two are tightened, pressing pin position is adjusted, it is made to hold out against blade alloy block, locking nut four after adjusting is fixed
Pressing pin position prevents pressing pin in process from loosening；Nut three is dismantled, unloads and compresses tooth block, demounting bolt two is mobile fixed
Bolt two is installed in another side opening by position tooth block, 180 ° of rotational positioning tooth block, and limitation positioning tooth block is removed, and blade is completed
Positioning and clamping in fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829550.9A CN105415020B (en) | 2016-01-22 | 2016-01-22 | A kind of dismountable blade fixture of positioning surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829550.9A CN105415020B (en) | 2016-01-22 | 2016-01-22 | A kind of dismountable blade fixture of positioning surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105415020A CN105415020A (en) | 2016-03-23 |
| CN105415020B true CN105415020B (en) | 2018-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510829550.9A Active CN105415020B (en) | 2016-01-22 | 2016-01-22 | A kind of dismountable blade fixture of positioning surface |
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| Country | Link |
|---|---|
| CN (1) | CN105415020B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945603A (en) * | 2016-06-13 | 2016-09-21 | 沈阳飞机工业（集团）有限公司 | Rocker arm part notch processing clamp and using method thereof |
| CN106078264B (en) * | 2016-06-30 | 2018-02-09 | 江苏汤臣汽车零部件有限公司 | A kind of light-weight electric automobile decelerator left shell processing tool |
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|---|---|---|---|---|
| SU1360960A1 (en) * | 1986-05-30 | 1987-12-23 | Производственное Объединение Турбостроения "Ленинградский Металлический Завод" | Device for fixing turbine blade |
| WO2008094972A2 (en) * | 2007-01-31 | 2008-08-07 | General Electric Company | Inspection tool for measuring bucket z notch position |
| CN201109035Y (en) * | 2007-09-24 | 2008-09-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Special-purpose fixture |
| 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 |
| CN202607465U (en) * | 2011-11-10 | 2012-12-19 | 中国南方航空工业(集团)有限公司 | Engine blade positioning clamp |
| CN202934367U (en) * | 2012-11-30 | 2013-05-15 | 无锡透平叶片有限公司 | Rotary milling clamp structure of tenon tooth blade root blade |
| CN103350358A (en) * | 2013-07-29 | 2013-10-16 | 四川省自贡市海川实业有限公司 | Blade tenon tooth milling clamp |
| CN203390601U (en) * | 2013-08-21 | 2014-01-15 | 哈尔滨汽轮机厂有限责任公司 | Clamp for machining steam passage molded line of steam turbine blade |
| CN104369020A (en) * | 2014-11-13 | 2015-02-25 | 四川成发航空科技股份有限公司 | Fixture for machining of high-temperature alloy precision casting blade |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7219408B2 (en) * | 2002-09-24 | 2007-05-22 | General Electric Company | Tool for securing a component |
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2016
- 2016-01-22 CN CN201510829550.9A patent/CN105415020B/en active Active
Patent Citations (9)
| 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 |
| WO2008094972A2 (en) * | 2007-01-31 | 2008-08-07 | General Electric Company | Inspection tool for measuring bucket z notch position |
| CN201109035Y (en) * | 2007-09-24 | 2008-09-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Special-purpose fixture |
| 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 |
| CN202607465U (en) * | 2011-11-10 | 2012-12-19 | 中国南方航空工业(集团)有限公司 | Engine blade positioning clamp |
| CN202934367U (en) * | 2012-11-30 | 2013-05-15 | 无锡透平叶片有限公司 | Rotary milling clamp structure of tenon tooth blade root blade |
| CN103350358A (en) * | 2013-07-29 | 2013-10-16 | 四川省自贡市海川实业有限公司 | Blade tenon tooth milling clamp |
| CN203390601U (en) * | 2013-08-21 | 2014-01-15 | 哈尔滨汽轮机厂有限责任公司 | Clamp for machining steam passage molded line of steam turbine blade |
| CN104369020A (en) * | 2014-11-13 | 2015-02-25 | 四川成发航空科技股份有限公司 | Fixture for machining of high-temperature alloy precision casting blade |
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| Publication number | Publication date |
|---|---|
| CN105415020A (en) | 2016-03-23 |
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Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |