CN207014178U - A kind of coupling module formula abrasive Flow polishing clamp - Google Patents
A kind of coupling module formula abrasive Flow polishing clamp Download PDFInfo
- Publication number
- CN207014178U CN207014178U CN201621454099.3U CN201621454099U CN207014178U CN 207014178 U CN207014178 U CN 207014178U CN 201621454099 U CN201621454099 U CN 201621454099U CN 207014178 U CN207014178 U CN 207014178U
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- China
- Prior art keywords
- distribution plate
- flow distribution
- blade
- constraints module
- turbine blade
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- Withdrawn - After Issue
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of coupling module formula abrasive Flow polishing clamp；Including upper flow distribution plate, outer sleeve, lower flow distribution plate, constraints module, central shaft, alignment pin；Constraints module is made up of the sub- constraints module of blade number identical with turbine blade；There is gap runner, the sub- constraints module on the runner of gap and the blade surface of turbine blade have a curve form coupled, and gap runner is perpendicular to the section in spoon of blade direction is identical, width is consistent between the blade of sub- constraints module and turbine blade；Split channel of the abrasive material along upper flow distribution plate flows into sub- constraints module and the interlobate gap runner of turbine blade in polishing process.State when double-deck deflector makes the abrasive material enter gap runner is continuous and steady；The gap runner inner surface that abrasive material passes through in abrasive Flow polishing process keeps the same spacing, guarantee blade surface uniform quality with blade surface all the time；Constraints module can polish the turbine blade of different model, size using installation way is combined.
Description
Technical field
The utility model belongs to precision processing technology and mechanical frock technical field, is related to a kind of coupling module formula abrasive Flow
Polishing clamp；Spoon of blade polishing especially suitable for turbine blade in polymorphic type airspace engine.
Background technology
The surface polishing manual grinding of blisk in airspace engine, not only labor intensity is big, efficiency is low for artificial polishing,
And polished surface is easily burnt, type face precision and surface integrity are difficult to ensure that.
The blade of blisk belongs to typical complex-curved, because general purpose tool is difficult to touch blade surface, exists
Very big polishing difficulty.
Abrasive Flow Machining（Abrasive Flow Machining,AFM）, also referred to as extrusion honing is a kind of with being loaded with abrasive material
Mobility viscoelastic polymer, the new of the finishing such as surface polishing, chamfering and deburring is carried out to workpiece under pressure
Type technology.The process technology can not touch the burr in region especially suitable for workpiece lumen complexity face, internal chiasma hole etc.
Remove and polish.
Pressure of the abrasive material in runner can be influenceed by cross section of fluid channel shape, so the pressure of abrasive material is not only with entering air stream enter runner
When initial pressure about also related to the shape of gap runner.The spoon of blade polishing of blisk is made in airspace engine
In industry, the fixture of existing abrasive Flow Machining polishing blisk, non-modular clamping constrains blisk, and abrasive Flow passes through whole
The gap runner spacing of the blade of body leaf dish is inconsistent；State when abrasive Flow enters gap runner is unstable continuous；Blade table
Face quality uniformity is poor；Fixture is not general, and different types of blisk need to use different fixtures, fixture manufacturing cost height.
The content of the invention
The utility model discloses a kind of coupling module formula abrasive Flow polishing clamp, to solve prior art intermediate gap runner
Spacing is inconsistent；State when abrasive Flow enters gap runner is unstable continuous；Blade surface quality uniformity is poor；Fixture is obstructed
With the problems such as different types of blisk need to use different fixtures, and fixture manufacturing cost is high.
The utility model includes upper flow distribution plate, outer sleeve, lower flow distribution plate, constraints module, central shaft, alignment pin；Upper shunting
There is central shaft installing hole, circumferentially distributed split channel respectively on plate, lower flow distribution plate；Turbine blade typically all includes several leaves
Piece, constraints module are made up of the sub- constraints module of blade number identical with turbine blade；Turbine blade is securedly mounted to center
On axle；Sub- constraints module is arranged in outer sleeve；Central shaft top and bottom respectively with upper flow distribution plate, the central shaft of lower flow distribution plate
Mounting hole is fastenedly connected；The upper and lower surface of turbine blade, the upper and lower surface of every sub- constraints module respectively with upper flow distribution plate, lower point
Flowing plate is in close contact, and upper flow distribution plate is fastenedly connected with outer sleeve upper surface；Lower flow distribution plate is fastenedly connected with outer sleeve lower surface；Son
There is gap runner, the blade of sub- constraints module and turbine blade on the runner of gap between the blade of constraints module and turbine blade
Surface has the curve form of coupling, and gap runner is perpendicular to the section in spoon of blade direction is identical, width is consistent；Per height about
Beam module is installed between upper flow distribution plate and lower flow distribution plate by alignment pin；Split channel on upper flow distribution plate, lower flow distribution plate
It is identical with the blade number of turbine blade, with blade to be circumferentially arranged rule identical, tangent with gap passage curve；Polishing process
Split channel of the middle abrasive material along upper flow distribution plate flows into sub- constraints module and the interlobate gap runner of turbine blade；Flowed through in abrasive material
During the runner of gap, caused shearing force carries out material rejecting to abrasive material to blade surface under pressure, realizes to turbine
The blade surface polishing of leaf dish；Finally, abrasive material flows out from the split channel of lower flow distribution plate；The sub- knockdown constraint mould of constraints module
Block is easy to clamping, is easily assembled；The coupling corresponding with the spoon of blade of turbine blade of the curved surface of constraints module 8, ensure that gap runner
The uniformity of cross-sectional width, promote abrasive Flow to be carried out uniformly with blade surface and sufficiently contact；So as to it ensure that and be polished after
The uniformity of leaf quality is good.
In order to carry out high-accuracy uniform polish to each blade, the scheme of optimization, sub- constraints module and turbine blade
Vertical range remains a constant distance values between blade；This distance values is 0.5--2 millimeters.It is optimized for 1 millimeter.
A kind of constraints module of the corresponding sub- constraints module composition for polishing scale turbine leaf dish is one group；The group of constraints module
Number is more than 1；Outer sleeve quantity is identical with constraints module group number；The turbine blade of different sizes is by changing the pacts of respective sets
Beam module, and install the outer sleeve of correspondingly-sized demand additional, abrasive Flow polishing finished machined can be carried out on the utility model.
For homologous series, the clamping of different size of turbine blade, it need to only change corresponding constraints module or selection type installs additional
Sleeve, it is possible to reach the effect of coupling constraint, realize flexible production.
The scheme of one optimization, the utility model also include baffle upper plate, chin spoiler；Baffle upper plate has funnel-form loudspeaker
Mouth runner；Chin spoiler has frustum horn mouth runner；Baffle upper plate is fastenedly connected with upper flow distribution plate；Lower flow distribution plate is with
Deflector is fastenedly connected；Abrasive material leads into sub- constraints module by baffle upper plate, upper flow distribution plate and turbine blade is interlobate
Gap runner；The flaring horn mouth runner of baffle upper plate eliminates abrasive material and showed into macroscopical horn mouth caused by the runner of gap
As；Prevent because entrance and inner flow passage be discord caused by flow velocity non-uniform phenomenon so that abrasive material can keep continuous steady
Constant current is moved, and ensure that the uniformity of quality of finish.Equably polish the blade surface of turbine blade.
There is circumferential equally distributed screwed hole on the utility model baffle upper plate, chin spoiler, for baffle upper plate, under
The installation of deflector and platform of machine tool is fixed；During machine tooling, apply top-down thrust to the utility model, in compression
Deflector, upper flow distribution plate；Upper flow distribution plate compresses downwards turbine blade, and turbine blade compresses lower flow distribution plate, chin spoiler；Turbine leaf
Disk clamps in the default position of outer sleeve.
The utility model also includes two sealing rings；One sealing ring be arranged on upper flow distribution plate and the upper surface of outer sleeve 4 it
Between, another sealing ring is arranged between lower flow distribution plate and outer sleeve lower surface.
The scheme of one optimization, the utility model also include hasp；The adjacent sub- constraints module of each two is all taken by one
Button applies clamping and positioning；Hasp is securedly mounted on cranse.
Advantages of the present invention：Abrasive Flow Machining polishes turbine blade, can fully polish the leaf that general purpose tool is difficult to contact
Piece surface.State when double-deck deflector makes the abrasive material enter gap runner is continuous and steady, ensure that the stability of polishing process；
The gap runner inner surface that abrasive material passes through in abrasive Flow polishing process all the time with blade surface keep spacing, ensure that leaf
The uniformity of piece surface quality；Clamp body constraints module is both easy to setup in turn ensure that clamping process using combination installation way
In turbine blade is not caused to damage；Clamp body has certain flexibility, can polish different model, various sizes of turbine leaf
Disk.The pressure of machine tool hydraulic system is made full use of, polishing precision is improved and reduces polishing cost.
Brief description of the drawings
Fig. 1 is the utility model structure diagram comprising turbine blade；
Fig. 2 is the utility model structural blast exploded view comprising turbine blade；
In figure：1 baffle upper plate, flow distribution plate, 3 sealing rings, 4 outer sleeves, 5 times flow distribution plates, 6 chin spoilers, 7 hasps, 8 on 2
Constraints module, 9 cranses, 10 central shafts, 11 alignment pins, 12 flat keys, 13 alignment pins, 14 turbine blades.
Embodiment
One embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
The utility model embodiment is to polish certain type turbine blisks；As shown in Figure 1 and Figure 2, including baffle upper plate 1,
Upper flow distribution plate 2, sealing ring 3, outer sleeve 4, lower flow distribution plate 5, chin spoiler 6, hasp 7, constraints module 8, cranse 9, central shaft 10,
Alignment pin 11, flat key 12, alignment pin 13；Baffle upper plate 1 has flaring horn mouth runner；Chin spoiler 6 has frustum loudspeaker
Mouth runner；There is central shaft installing hole, circumferentially distributed split channel respectively on upper flow distribution plate 2, lower flow distribution plate 5；Upper water conservancy diversion
Plate 1 is fastenedly connected with upper flow distribution plate 2；Lower flow distribution plate 5 is fastenedly connected with chin spoiler 6；Turbine blade 14 is general all comprising several
Blade, constraints module 8 are made up of the sub- constraints module of blade number identical with turbine blade 14；The fastening installation of turbine blade 14
On the center shaft 10；Sub- constraints module is arranged in outer sleeve 4；Every sub- constraints module top is by alignment pin 13, alignment pin 11
It is installed between flow distribution plate 2 and lower flow distribution plate 5；The adjacent sub- constraints module of each two all applies folder by a hasp 7
Tightening position；Hasp 7 is securedly mounted on cranse 9；The top and bottom of central shaft 10 respectively with upper flow distribution plate 2, lower flow distribution plate 5
Mandrel mounting hole is fastenedly connected；The upper and lower surface of turbine blade 14, the upper and lower surface of every sub- constraints module respectively with upper shunting
Plate 2, lower flow distribution plate 5 are in close contact；One sealing ring 3 is arranged between upper flow distribution plate 2 and the upper surface of outer sleeve 4, and another is close
Seal 3 is arranged between lower flow distribution plate 5 and the lower surface of outer sleeve 4；Upper flow distribution plate 2 is fastenedly connected with the upper surface of outer sleeve 4；Lower point
Flowing plate 5 is fastenedly connected with the lower surface of outer sleeve 4；There is circumferential equally distributed screwed hole on baffle upper plate 1, chin spoiler 6, use
Fixed in the installation of baffle upper plate 1, chin spoiler 6 and platform of machine tool；During machine tooling, the utility model is applied from top to bottom
Thrust, compress baffle upper plate 1, upper flow distribution plate 2；Upper flow distribution plate 2 compresses downwards turbine blade 14, under turbine blade 14 compresses
Flow distribution plate 5, chin spoiler 6；The positioning in outer sleeve 4 of turbine blade 14 clamps.
There is gap runner, sub- constraints module and whirlpool on the runner of gap between the blade of sub- constraints module and turbine blade 14
Curve form of the blade surface of blade disk 14 with coupling, gap runner are identical, wide perpendicular to the section in spoon of blade direction
Degree is consistent；Vertical range remains 1 millimeter between the blade of sub- constraints module and turbine blade 14.Upper flow distribution plate 2, lower flow distribution plate
Split channel on 5 is identical with the blade number of turbine blade 14, with blade to be circumferentially arranged rule identical, bent with gap runner
Line is tangent.Abrasive material leads into sub- constraints module and the leaf of turbine blade 14 by baffle upper plate 1, upper flow distribution plate 2 in polishing process
Gap runner between piece；The flaring horn mouth runner of baffle upper plate 1 eliminates abrasive material and enters macroscopical loudspeaker caused by the runner of gap
Lip reflex；Prevent because entrance and inner flow passage be discord caused by flow velocity non-uniform phenomenon so that abrasive material can the company of holding
Continuous steady flow, it ensure that the uniformity of quality of finish.During abrasive material flows through gap runner, abrasive material is under pressure
Caused shearing force carries out material rejecting to blade surface, realizes the blade surface polishing to turbine blade 14；Finally, abrasive material from
The split channel outflow of lower flow distribution plate 5；Equably polish the blade surface of turbine blade 14.
The sub- knockdown constraints module 8 of constraints module is easy to clamping, is easily assembled；The curved surface of constraints module 8 and turbine blade
14 spoon of blade is corresponding to be coupled, and be ensure that the uniformity of gap cross section of fluid channel width, is promoted abrasive Flow to be carried out with blade surface
Contact uniformly and sufficiently；So as to ensure that the uniformity for being polished rear blade quality is good.
A kind of constraints module 8 of the corresponding sub- constraints module composition for polishing scale turbine leaf dish 14 is one group；Constraints module 8
Group number be more than 1；8 groups of numbers of the quantity of outer sleeve 4 and constraints module are identical；The blisk of different sizes is corresponding by changing
The constraints module 8 of group, and install the outer sleeve 4 of correspondingly-sized demand additional, abrasive Flow polishing can be carried out on the utility model
Finished machined.For homologous series, the clamping of different size of blisk, corresponding constraints module or choosing only need to be changed
Select type and install sleeve additional, it is possible to reach the effect of coupling constraint, realize flexible production.
Claims (6)
- A kind of 1. coupling module formula abrasive Flow polishing clamp；It is characterized in that：Including upper flow distribution plate, outer sleeve, lower flow distribution plate, about Beam module, central shaft, alignment pin；Respectively there is central shaft installing hole, circumferentially distributed shunting to lead on upper flow distribution plate, lower flow distribution plate Road；Constraints module is made up of the sub- constraints module of blade number identical with turbine blade；Turbine blade is securedly mounted to center On axle；Sub- constraints module is arranged in outer sleeve；Central shaft top and bottom respectively with upper flow distribution plate, the central shaft of lower flow distribution plate Mounting hole is fastenedly connected；The upper and lower surface of turbine blade, the upper and lower surface of every sub- constraints module respectively with upper flow distribution plate, lower point Flowing plate is in close contact, and upper flow distribution plate is fastenedly connected with outer sleeve upper surface；Lower flow distribution plate is fastenedly connected with outer sleeve lower surface；Son There is gap runner, the blade of sub- constraints module and turbine blade on the runner of gap between the blade of constraints module and turbine blade Surface has the curve form of coupling, and gap runner is perpendicular to the section in spoon of blade direction is identical, width is consistent；Per height about Beam module is installed between upper flow distribution plate and lower flow distribution plate by alignment pin；Split channel on upper flow distribution plate, lower flow distribution plate It is identical with the blade number of turbine blade, with blade to be circumferentially arranged rule identical, tangent with gap passage curve；Polishing process Split channel of the middle abrasive material along upper flow distribution plate flows into sub- constraints module and the interlobate gap runner of turbine blade.
- A kind of 2. coupling module formula abrasive Flow polishing clamp according to claim 1；It is characterized in that：Sub- constraints module with Vertical range remains a constant distance values between the blade of turbine blade；This distance values is 0.5--2 millimeters.
- A kind of 3. coupling module formula abrasive Flow polishing clamp according to claim 1；It is characterized in that：Corresponding polishing is a kind of The constraints module of the sub- constraints module composition of scale turbine leaf dish is one group；The group number of constraints module is more than 1；Outer sleeve quantity with Constraints module group number is identical；The turbine blade of different sizes is by changing the constraints modules of respective sets, and installs corresponding chi additional The outer sleeve of very little demand.
- A kind of 4. coupling module formula abrasive Flow polishing clamp according to claim 1；It is characterized in that：Also include upper water conservancy diversion Plate, chin spoiler；Baffle upper plate has flaring horn mouth runner；Chin spoiler has frustum horn mouth runner；Upper water conservancy diversion Plate is fastenedly connected with upper flow distribution plate；Lower flow distribution plate is fastenedly connected with chin spoiler；Abrasive material is guided by baffle upper plate, upper flow distribution plate Into sub- constraints module and the interlobate gap runner of turbine blade.
- A kind of 5. coupling module formula abrasive Flow polishing clamp according to claim 1；It is characterized in that：It is also close including two Seal；One sealing ring is arranged between upper flow distribution plate and outer sleeve upper surface, another sealing ring be arranged on lower flow distribution plate with Between outer sleeve lower surface.
- A kind of 6. coupling module formula abrasive Flow polishing clamp according to claim 1；It is characterized in that：Also include hasp； The adjacent sub- constraints module of each two all applies clamping and positioning by a hasp；Hasp is securedly mounted on cranse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454099.3U CN207014178U (en) | 2016-12-28 | 2016-12-28 | A kind of coupling module formula abrasive Flow polishing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454099.3U CN207014178U (en) | 2016-12-28 | 2016-12-28 | A kind of coupling module formula abrasive Flow polishing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207014178U true CN207014178U (en) | 2018-02-16 |
Family
ID=61461077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621454099.3U Withdrawn - After Issue CN207014178U (en) | 2016-12-28 | 2016-12-28 | A kind of coupling module formula abrasive Flow polishing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207014178U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625193A (en) * | 2016-12-28 | 2017-05-10 | 长春理工大学 | Flexible coupling module type blisk abrasive flow machining polishing clamp |
| CN110216527A (en) * | 2019-06-14 | 2019-09-10 | 哈工大机器人（合肥）国际创新研究院 | For inner cavity, there are the polishing methods of the metal parts of bend flow channel |
-
2016
- 2016-12-28 CN CN201621454099.3U patent/CN207014178U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625193A (en) * | 2016-12-28 | 2017-05-10 | 长春理工大学 | Flexible coupling module type blisk abrasive flow machining polishing clamp |
| CN106625193B (en) * | 2016-12-28 | 2018-07-06 | 长春理工大学 | Flexible couplings modular blisk abrasive Flow polishing clamp |
| CN110216527A (en) * | 2019-06-14 | 2019-09-10 | 哈工大机器人（合肥）国际创新研究院 | For inner cavity, there are the polishing methods of the metal parts of bend flow channel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180216 Effective date of abandoning: 20180706 |
|
| AV01 | Patent right actively abandoned |