CN106513801B - Fixture for compressor blade type face revolution Milling Machining - Google Patents
Fixture for compressor blade type face revolution Milling Machining Download PDFInfo
- Publication number
- CN106513801B CN106513801B CN201611233869.6A CN201611233869A CN106513801B CN 106513801 B CN106513801 B CN 106513801B CN 201611233869 A CN201611233869 A CN 201611233869A CN 106513801 B CN106513801 B CN 106513801B
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- China
- Prior art keywords
- blade
- positioning
- clamp body
- pressure strip
- locating slot
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/02—Milling surfaces of revolution
- B23C3/04—Milling surfaces of revolution while revolving the work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides the fixture for compressor blade type face revolution Milling Machining, it can solve the problems, such as that blade clamping is unstable, processing dimension is overproof existing for the common three-jaw chuck of existing use.It includes rotary disk, clamp body is fixed with rotary disk, blade grip positioning clamp assembly is installed on clamp body, blade positioning clamp assembly includes pressure strip and the positioning seat being fastened on clamp body, positioning seat is equipped with V-arrangement locating slot, positioning seat, which is located on an outboard end of the V-arrangement locating slot, is provided with supporting block, tie down screw is installed on another outboard end, one end of pressure strip is flexibly connected with the supporting block, the other end is anchored on tie down screw by locking nut, the bottom of pressure strip is equipped with inverted V-shaped compact heap, inverted V-shaped compact heap and face above and below V-arrangement locating slot.
Description
Technical field
The present invention relates to the machining tool fixture field of compressor blade, and milling is turned round particularly for compressor blade type face
The fixture of processing.
Background technology
With the continuous development of blade design investigative technique, higher and higher, traditional leaf is required to the accuracy of manufacture of blade
Piece processing method far can not meet the requirement of production efficiency.Processing for handle class compressor blade type face, traditional folder
Lamps structure is to use three-jaw chuck as clamp body, then installs locating piece in three-jaw chuck end face, sees Fig. 1, it passes through locating piece
81 calm the anger blade grip and clamp blade grip periphery by three-jaw chuck 82 to position.There are self-centering for common three-jaw chuck
The defects of effect is bad, the chucking power of clamping jaw is inadequate, blade is unstable when causing to process and there are between blade and three-jaw chuck
The possibility of relative rotation, so that the handling ease in the type face of blade, center of gravity and axial dimension is overproof, therefore gives batch machining band
Inconvenience is carried out.Although the accuracy of manufacture of the high-precision chucks such as hydraulic pressure three-jaw chuck is many relative to common getting well,
Its is of high cost, and lathe is required also high.
The content of the invention
In view of the above-mentioned problems, the present invention provides the fixture for compressor blade type face revolution Milling Machining, it can be solved
It is existing that the problem of unstable, processing dimension is overproof is clamped using blade existing for common three-jaw chuck.
Its technical solution is that, for the fixture of compressor blade type face revolution Milling Machining, it includes rotary disk, its feature exists
In：Clamp body is fixed with the rotary disk, blade grip positioning clamp assembly, the bucket shank are installed on the clamp body
Portion's positioning clamp assembly includes pressure strip and the positioning seat being integrally provided on the clamp body, and the positioning seat is positioned equipped with V-arrangement
Groove, the positioning seat, which is located on an outboard end of the V-arrangement locating slot, to be provided with supporting block, is provided with locking on another outboard end
Screw rod, one end of the pressure strip is flexibly connected with the supporting block, the other end is anchored on the locking screw by locking nut
On bar, the bottom of the pressure strip is equipped with inverted V-shaped compact heap, the inverted V-shaped compact heap and face above and below the V-arrangement locating slot.
Further, one end of the pressure strip and the top of the supporting block are rotatably connected by being rotatablely connected axis.
Further, the blade grip positioning clamp assembly is provided with least two groups, at least two groups of blade grips
Positioning clamp assembly is axially set in turn on the clamp body along blade.
Further, it further includes blade axial direction positioning compression structure, and the blade axial direction positioning compression structure includes solid
Axially position seat on a lateral surface loaded on the clamp body, axial compression plate, preceding is provided with the top of the axially position seat
Side is equipped with axially position pin, and the axial compression plate is with axially position pins position in the same side of the axially position seat.
Further, the axial compression plate is equipped with downwardly convex compressed part.
Further, the blade axial direction positioning compression structure setting is in axially outermost one group positioned at the clamp body
On the side clamp body of blade grip positioning clamp assembly.
The beneficial effect of present clip is：
（1）It positions clamp assembly to be carried out to the circle handle of compressor blade by the blade grip being arranged on clamp body
Reliable positioning clamps, and wherein the inverted V-shaped compact heap face of the V-arrangement locating slot of positioning seat and pressure strip bottom is so that V-arrangement positions
Groove can justify handle type to blade with inverted V-shaped compact heap and be clamped into reliable and stable positioning, effectively avoid opposite the turning of blade circle handle
It is dynamic, it is ensured that processing dimension it is accurate；
（2）Pressure strip enables adaptation to the clamping of the blade circle handle of various outer diameter size by the way of being flexibly connected
It is required that improve the versatility of whole fixture；
（3）Blade grip positioning clamp assembly sets blade and is axially disposed with least two groups, and blade can be justified
Upward at least two position of arbor carries out positioning clamping, further ensures the reliability of compression；
（4）It also carries out axis by being arranged at the blade axial direction positioning compression structure of clamp body side to compressor blade
To positioning compression, positioning and clamping reliable to compressor blade, stablize are further ensured that, have ensured processing quality.
Brief description of the drawings
Fig. 1 is the clamp structure schematic diagram of existing three-jaw chuck structure；
Fig. 2 is that the present invention is used for the structure diagram that the fixture of Milling Machining is turned round in compressor blade type face；
Fig. 3 is the P of Fig. 2 to structure diagram；
Fig. 4 is the schematic diagram being detected to present clip；
Fig. 5 is the structure diagram using present clip positioning and clamping handle class compressor blade.
Reference numeral：10- rotary disks；20- clamp bodies；30- blade grips position clamp assembly；31- pressure strips；32- determines
Position seat；321-V shape locating slots；33- supporting blocks；34- tie down screws；35- locking nuts；36- inverted V-shaped compact heaps；37-, which is rotated, to be connected
Spindle；40- blade axial direction positioning compression structures；41- axially position seats；42- axial compression plates；421- compressed parts；43- is axially fixed
Position pin；50- calibrates plug；60- dial gauges；70- compressor blades；71- compressor blades justify handle；72- compressor blades are axial
Positioning datum block；81- locating pieces；82- three-jaw chucks.
Embodiment
See Fig. 2 and Fig. 3, the present invention includes rotary disk 10, is fixed with clamp body 20 on rotary disk 10, installed on clamp body 20
There is blade grip to position clamp assembly 30, blade grip positioning clamp assembly 30 includes pressure strip 31 and is integrally provided on clamp body 20
On positioning seat 32, positioning seat 32 is equipped with V-arrangement locating slot 321, and positioning seat 32, which is located on an outboard end of V-arrangement locating slot 321, pacifies
Equipped with tie down screw 34 is provided with supporting block 33, another outboard end, one end of pressure strip 31 is flexibly connected, separately with supporting block 33
One end is anchored on tie down screw 34 by locking nut 35, and the bottom of pressure strip 31 is equipped with inverted V-shaped compact heap 36, inverted V-shaped pressure
Tight block 36 and V-arrangement locating slot face about 321.
Wherein one end of pressure strip 31 and the top of supporting block 33 is rotatably connected by being rotatablely connected axis 37.
Blade grip positioning clamp assembly 30 is provided with least two groups, and two groups of 30a, 30b, two groups of leaves are equipped with the present embodiment
The positioning of piece shank clamp assembly 30a, 30b are axially set in turn on clamp body 20 along blade.
Blade axial direction positioning compression structure 40, blade axial direction positioning compression structure are additionally provided with a lateral surface of clamp body 20
40 include being installed in axially position seat 41 on a lateral surface of clamp body 20, and the top of axially position seat 41 is provided with axial compression
Plate 42, leading flank are equipped with axially position pin 43, and axial compression plate 42 is located at the same of axially position seat 41 with axially position pin 43
Side；Axial compression plate 42 is equipped with downwardly convex compressed part 421；Blade axial direction positioning compression structure 41 is arranged at positioned at fixture
On the side clamp body of 20 axially outermost one groups of blade grip positioning clamp assembly 30a of body.
During blade clamping, the rotary disk 10 of present clip is connected by bolt, pin and lathe end face fix first；
Then calibration is detected to fixture by calibrating plug 50 and dial gauge 60, sees Fig. 4, by the inverted V-shaped of 31 bottom of pressure strip
36 high-ranking officers' quasi core rod 50 of compact heap is pressed in V-arrangement locating slot 321, then by locking nut 35 by pressure strip 31 and locking screw
Bar 34 is locked, and is rotated further by rotary disk 10, is beated within 50 1 weeks come testing calibration plug with hundred tables points 60, if percentage meter reading be " 0~
0.1 " then represents qualified, that is, calibrates plug axial direction water level, if unqualified, illustrates that calibrate plug occurs partially in installation process
Shifting or angular error, then unload calibration plug and reinstall untill detecting qualification；Then calibration plug is unloaded, by compressor
The circle handle 71 of blade 70 is placed in the V-arrangement locating slot 321 of positioning seat 32 and is pressed by the inverted V-shaped compact heap 36 of 31 bottom of pressure strip
Tightly and locking nut 35 and tie down screw 34 are locked, see Fig. 5, while the axially position reference block 72 of compressor blade is by axial direction
Positioning pin 43 is positioned and compressed by the compressed part 421 of axial compression plate 42, checks that each axial locating surface of compressor blade, rotation are fixed
After plane meets design requirement, whether the bounce enclosed again with centimeter check compressor blade circle handle one is qualified, if qualified
Start the revolution Milling Machining that lathe carries out blade profile.
Claims (3)
1. for the fixture of compressor blade type face revolution Milling Machining, it includes rotary disk（10）, it is characterised in that：The revolution
Disk（10）On be fixed with clamp body（20）, the clamp body（20）On be provided with blade grip positioning clamp assembly（30）, it is described
Blade grip positions clamp assembly（30）Including pressure strip（31）Be integrally provided on the clamp body（20）On positioning seat（32）,
The positioning seat（32）Equipped with V-arrangement locating slot（321）, the positioning seat（32）Positioned at the V-arrangement locating slot（321）One outside
Supporting block is installed on end（33）, tie down screw is installed on another outboard end（34）, the pressure strip（31）One end and institute
State supporting block（33）It is flexibly connected, the other end passes through locking nut（35）It is anchored on the tie down screw（34）On, the compression
Plate（31）Bottom be equipped with inverted V-shaped compact heap（36）, the inverted V-shaped compact heap（36）With the V-arrangement locating slot（321）Up and down just
It is right；The pressure strip（31）One end and the supporting block（33）Top by being rotatablely connected axis（37）It is rotatably connected；Institute
State blade grip positioning clamp assembly（30）At least two groups are provided with, at least two groups of blade grip positioning clamp assemblies（30）
The clamp body is axially set in turn in along blade（20）On；It further includes blade axial direction positioning compression structure（40）, the leaf
Piece axial direction positioning compression structure（40）Including being installed in the clamp body（20）A lateral surface on axially position seat（41）, it is described
Axially position seat（41）Top axial compression plate is installed（42）, leading flank be equipped with axially position pin（43）, the axial direction
Pressure strip（42）With axially position pin（43）Positioned at the axially position seat（41）The same side.
2. the fixture according to claim 1 for compressor blade type face revolution Milling Machining, it is characterised in that：The axis
To pressure strip（42）Equipped with downwardly convex compressed part（421）.
3. the fixture according to claim 2 for compressor blade type face revolution Milling Machining, it is characterised in that：The leaf
Piece axial direction positioning compression structure（40）It is arranged at and is located at the clamp body（20）Axially outermost one group of blade grip locating clip
On the side clamp body of tight component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233869.6A CN106513801B (en) | 2016-12-28 | 2016-12-28 | Fixture for compressor blade type face revolution Milling Machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233869.6A CN106513801B (en) | 2016-12-28 | 2016-12-28 | Fixture for compressor blade type face revolution Milling Machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106513801A CN106513801A (en) | 2017-03-22 |
| CN106513801B true CN106513801B (en) | 2018-05-01 |
Family
ID=58338922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611233869.6A Active CN106513801B (en) | 2016-12-28 | 2016-12-28 | Fixture for compressor blade type face revolution Milling Machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106513801B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112824021B (en) * | 2019-11-20 | 2022-05-13 | 苏州艾徕优光电科技有限公司 | CNC four sides processing assists clamping tool |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201659440U (en) * | 2010-02-12 | 2010-12-01 | 杭州汽轮机股份有限公司 | Milling fixture of large adjustable stator blade |
| CN102922313B (en) * | 2012-10-24 | 2015-03-25 | 无锡透平叶片有限公司 | Rotary milling fixture device for machining guide vane of air compressor |
| CN203557137U (en) * | 2013-11-18 | 2014-04-23 | 四川绵竹鑫坤机械制造有限责任公司 | Double-drive frame clamp for profile machining of moving blade of gas compressor |
| CN203918483U (en) * | 2013-12-20 | 2014-11-05 | 内江富晟机械有限公司 | A kind of bent axle clamping tooling |
| GB2533971A (en) * | 2015-01-12 | 2016-07-13 | Rolls Royce Plc | Method and apparatus for machining a blade |
| CN206509569U (en) * | 2016-12-28 | 2017-09-22 | 无锡透平叶片有限公司 | A kind of fixture that Milling Machining is turned round for compressor blade type face |
-
2016
- 2016-12-28 CN CN201611233869.6A patent/CN106513801B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106513801A (en) | 2017-03-22 |
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