CN114134300A - Blade air inlet and outlet edge shot blasting protection device - Google Patents
Blade air inlet and outlet edge shot blasting protection device Download PDFInfo
- Publication number
- CN114134300A CN114134300A CN202111517888.2A CN202111517888A CN114134300A CN 114134300 A CN114134300 A CN 114134300A CN 202111517888 A CN202111517888 A CN 202111517888A CN 114134300 A CN114134300 A CN 114134300A
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- blade
- rubber strip
- air inlet
- shot
- protective rubber
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- 238000005422 blasting Methods 0.000 title claims abstract description 34
- 229920001971 elastomer Polymers 0.000 claims abstract description 76
- 230000001681 protective effect Effects 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000005480 shot peening Methods 0.000 claims abstract description 14
- 238000005728 strengthening Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 4
- 230000009545 invasion Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002390 adhesive tape Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
- C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2221/00—Treating localised areas of an article
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of shot peening, and particularly relates to a shot peening protection device for an air inlet and outlet edge of a blade. According to the invention, the protective rubber strip is in soft contact with the blade, the direction of the protective rubber strip is adjusted through the universal protective connecting rod, so that the protective rubber strip is matched with the blade profile, and the shot cannot be directly sprayed on the air inlet and outlet edges of the blade in the shot blasting process, so that the phenomena of edge curling, folding, deformation and the like caused by the fact that the edges of the air inlet and outlet edges of the blade are directly or rebounded and impacted and damaged by the shot are avoided, and the blade strengthening effect is maintained to the maximum extent. The invention has good universality, can be used for protecting the air inlet and outlet edges of the blades with various molded lines in the shot peening strengthening process, has convenient processing, simple operation and good universality, is convenient to disassemble and maintain, improves the product quality and reduces the manufacturing cost.
Description
Technical Field
The invention belongs to the technical field of shot peening, and particularly relates to a shot peening protection device for an air inlet and outlet edge of a blade.
Background
The shot peening can effectively prolong the fatigue life of the parts. In the shot blasting process of the blade, when the air inlet and the air outlet are not protected, the edges of the air inlet and the air outlet edges are weak, and are easily damaged by the impact of the shot to generate the phenomena of curling, wrinkling, deformation and the like, so that the fatigue life of the blade is shortened. The rubber material has the characteristics of high elasticity, good toughness, small density, good corrosion resistance, good formability, good chemical stability and the like.
Disclosure of Invention
The invention aims to solve the problems that in the blade shot blasting process, the edges of an air inlet edge and an air outlet edge are weak and are easily damaged by the impact of shots to generate the phenomena of curling and wrinkling during air inlet and air outlet, and provides a shot blasting protection device for the air inlet edge and the air outlet edge of a blade.
A blade air inlet and outlet edge shot blasting protection device comprises a protection rubber strip and a universal protection connecting rod; the front end of the protective rubber strip is provided with a notch, and the rear part of the notch is provided with a buffer hole and a positioning hole; the universal protection connecting rod is arranged on the blade shot blasting device and is connected with the positioning hole of the protection rubber strip; in the blade peening process, adjust the protection adhesive tape through universal protection connecting rod, guarantee that the edge of ventilating of blade is in the notch of protection adhesive tape completely, make the notch contact of protection adhesive tape and hug closely the edge of ventilating of blade, the direction of protection adhesive tape matches with the blade molded lines all the time, makes the unable direct injection of shot at the edge of ventilating of blade at the peening in-process, has avoided the edge of ventilating of blade to receive the shot directly or rebound impact damage.
Furthermore, the notches of the protective rubber strips are isosceles trapezoid notches, the depth of each notch is H, namely the height of each isosceles trapezoid, and H is more than or equal to 1 mm; the width of the notch is L which is more than or equal to 1 mm; in the soft contact process of the protective rubber strip and the blade, two sides of the isosceles trapezoid notch shrink, so that the shot cannot be directly sprayed on the air inlet and outlet edges of the part in the shot blasting process, the phenomena of curling, folding and deformation of the edges of the air inlet and outlet edges are avoided, and the strengthening effect of the blade is maintained to the maximum extent.
Furthermore, the buffer hole of the protective rubber strip adopts an oval or rectangular structure, so that the elasticity of the notch of the protective rubber strip is increased when the notch is stressed, and the protective rubber strip can contact with the air inlet and outlet edges of the extrusion blade to reduce the invasion of the shot; the thickness between buffer hole and the notch is D, and D selection range is at 0.5 ~ 2 mm.
Further, the notch, the buffer hole and the positioning hole of the protective rubber strip are all finished during injection molding; the shape of the protection adhesive tape is matched with that of the blade, the lowest end of the protection adhesive tape is flush with the bottom of the blade root of the blade, and the length of the protection adhesive tape is S1The height of the blade body of the blade is S2，1.2S2≤S1≤2S2。
Further, the material of the protection rubber strip is a rubber material with Shore hardness of 30-70 HA.
Furthermore, the universal protection connecting rod comprises a sleeve rod, a connecting rod, a fixing rod, a clamping block and a connecting short rod; the free end of the sleeve rod is free to face downwards, and the sleeve rod is arranged in a positioning hole of the protective rubber strip and is in interference fit with the positioning hole; the upper end of the sleeve rod is connected with one end of the connecting rod through a first inner hexagon bolt, and the other end of the connecting rod is connected with the connecting short rod through a matching sleeve and a second inner hexagon bolt; the matching sleeve is sleeved on the connecting short rod and is provided with a coaxial central hole A which is communicated with the matching sleeve and connected with the short rod, and the matching sleeve and the connecting short rod are connected with the connecting rod through the central hole A; the opening end of the clamping block is sleeved on the fixing rod, and the other end of the clamping block is connected with the connecting short rod; the connecting rod and the fixed rod are adjusted to be adjusted and controlled in any direction by controlling the first inner hexagon bolt and the second inner hexagon bolt; the fixing rod is installed on the blade shot blasting device through a fixing nut.
Further, the yield strength of the material of the universal protection connecting rod is not lower than 235 MPa.
The invention has the beneficial effects that:
the invention provides a blade air inlet and outlet edge shot blasting protection device, which is characterized in that a protection rubber strip is in soft contact with a blade, the direction of the protection rubber strip is adjusted through a universal protection connecting rod, so that the protection rubber strip is matched with the molded line of the blade, shots cannot be directly sprayed on the air inlet and outlet edges of the blade in the shot blasting process, the phenomena of edge curling, wrinkling, deformation and the like caused by the fact that the edges of the air inlet and outlet edges of the blade are directly or rebounded and impacted and damaged by the shots are avoided, and the blade strengthening effect is maintained to the maximum extent. The invention has good universality, can be used for protecting the air inlet and outlet edges of the blades with various molded lines in the shot peening strengthening process, has convenient processing, simple operation and good universality, is convenient to disassemble and maintain, improves the product quality and reduces the manufacturing cost.
Drawings
Fig. 1 is a front view of the present invention.
FIG. 2 is a schematic view of the protective strip of the present invention.
FIG. 3 is a top view of the universal protective joint lever of the present invention; .
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The invention provides a shot blasting protection device for air inlet and outlet edges of a blade, which is used for protecting the air inlet and outlet edges of the blade in a shot blasting strengthening process, avoids the phenomena of edge curling, wrinkling, deformation and the like caused by the direct or rebound impact damage of shot on the edges of the air inlet and outlet edges, and furthest keeps the blade strengthening effect.
Example 1:
a blade air inlet and outlet edge shot blasting protection device comprises a protection rubber strip 1 and a universal protection connecting rod; the front end of the protective rubber strip 1 is provided with a notch 1-1, and the rear part of the notch is provided with a buffer hole 1-2 and a positioning hole 1-3; the universal protection connecting rod is arranged on the blade shot blasting device and is connected with the positioning holes 1-3 of the protection rubber strip 1; in the blade shot blasting process, the protective rubber strip 1 is adjusted through the universal protective connecting rod, the air inlet and exhaust edges of the blade are completely in the notch 1-1 of the protective rubber strip 1, the notch 1-1 of the protective rubber strip 1 is in contact with and clings to the air inlet and exhaust edges of the blade, the direction of the protective rubber strip 1 is always matched with the blade profile, the shot cannot be directly sprayed on the air inlet and exhaust edges of the blade in the shot blasting process, and the direct or rebound impact damage of the shot on the edges of the air inlet and exhaust edges of the blade is avoided.
Example 2:
furthermore, the groove opening 1-1 of the protective rubber strip 1 is an isosceles trapezoid groove opening, the groove depth is H, namely the height of the isosceles trapezoid, and H is more than or equal to 1 mm; the width of the notch is L which is more than or equal to 1 mm; in the soft contact process of the protective rubber strip 1 and the blade, two sides of the isosceles trapezoid notch shrink, so that the shot cannot be directly sprayed on the air inlet and outlet edges of the part in the shot blasting process, the phenomena of curling, folding and deformation of the edges of the air inlet and outlet edges are avoided, and the strengthening effect of the blade is maintained to the maximum extent.
Example 3:
furthermore, the buffer hole 1-2 of the protective rubber strip 1 is of an oval or rectangular structure, so that the elasticity of the notch 1-1 of the protective rubber strip 1 is increased when the notch 1-1 is stressed, and the protective rubber strip can contact with the air inlet and outlet edges of the extrusion blade to reduce the invasion of the shot; the thickness between the buffer hole 1-2 and the notch 1-1 is D, and the selection range of D is 0.5-2 mm.
Example 4:
further, the notch 1-1, the buffer hole 1-2 and the positioning hole 1-3 of the protective rubber strip 1 are all completed during injection molding; the shape of the protective rubber strip 1 is matched with that of the blade, the lowest end of the protective rubber strip 1 is flush with the bottom of the blade root of the blade, and the length of the protective rubber strip is S1The height of the blade body of the blade is S2，1.2S2≤S1≤2S2。
Example 5:
further, the material of the protective rubber strip 1 is a rubber material with Shore hardness of 30-70 HA.
Example 6:
with reference to fig. 1, 2 and 3, the blade air inlet and outlet edge shot blasting protection device comprises a protection rubber strip 1, a notch 1-1, a buffer hole 1-2, a positioning hole 1-3, a sleeve rod 2, a first inner hexagonal bolt 3, a connecting rod 4, a fixing rod 5, a gasket 6, a second inner hexagonal bolt 7, a clamping block 8, a fixing nut 9, a connecting short rod 10 and a matching sleeve 11.
The protection rubber strip 1 is sleeved into the sleeve rod 2, the positioning holes 1-3 in the protection rubber strip 1 are in interference fit with the sleeve rod 2, the universal protection connecting rod is fixed on a certain blade shot blasting tool by utilizing the fixing rod 5 and the fixing nut 9, the protection rubber strip 1 is adjusted to be attached to the air inlet and exhaust edges of the blade, and after the protection rubber strip 1 is fixed, the device and the blade are subjected to shot blasting processing together so as to protect the air inlet and exhaust protection edges of the blade from being damaged in the shot blasting process.
The notch 1-1, the buffer hole 1-2 and the positioning hole 1-3 are all completed during injection molding. Selecting a mode of a notch 1-1 according to the size and the shape of an air inlet and exhaust edge guard of the blade, wherein the notch 1-1 of the protective rubber strip is preferably an isosceles trapezoid notch, the depth of the notch is H, namely the height of the isosceles trapezoid, and H is more than or equal to 1 mm; the width of the notch is L which is more than or equal to 1 mm. The buffer holes 1-2 are in an oval or rectangular structure, so that the elasticity of the protective rubber strip notch is increased when the notch is stressed, and the protective rubber strip notch can contact with the air inlet and outlet edges of the extrusion blades to reduce the invasion of the shot. The thickness between the buffer hole 1-2 and the notch 1-1 is D, and the selection range of D is 0.5-2 mm. The material of the protective rubber strip 1 is selected according to the processing conditions of the blade, a rubber material with Shore hardness of 30-70 HA can be selected, and nitrile rubber can be selected in an oil-resistant environment.
The tight piece 8 suit of clamp of universal protection connecting rod is on dead lever 5, hexagonal bolt 7 and the threaded connection of being connected the quarter butt 10 in the second, the cooperation cover 11 cover is connected quarter butt 10 and is set up a coaxial centre bore A and link up cooperation cover 11 and be connected quarter butt 10, hexagonal bolt 7 and be connected and be equipped with gasket 6 between the quarter butt 10 in the second, the open end cover of pressing from both sides tight piece 8 is on dead lever 5, cooperation cover 11 links to each other with being connected quarter butt 10 through centre bore A with connecting rod 4, connecting rod 4 can be dismantled with being connected quarter butt 10 through second hexagonal bolt 7 and be connected, the other end processing of connecting rod 4 has through-hole B, first hexagonal bolt 3 just can dismantle through-hole B and 1 threaded connection of telescopic stick. The first inner hexagon bolt 3 and the second inner hexagon bolt 7 are controlled, so that the connecting rod 4 and the fixing rod 5 can be adjusted and controlled in any direction.
Utilize fixation nut 9 to fix protection device on original peening worker device, adjust protection adhesive tape 1 and make the blade advance the laminating of air discharge limit, effectively protect. The direction of the free ends of the sleeve rod 2 and the protective rubber strip 1 is free downward. When the blade is replaced, the tenon of the blade is fixed again, the protective rubber strip 1 is replaced and the protective rubber strip 1 for the air inlet and outlet edges of the blade is finely adjusted if necessary, and finally the blade is detached from a machine tool after the shot blasting is finished and is cleaned for standby.
Before the blade protection device is used, the preparation of shot blasting is completed in advance, the blade is firstly arranged in the corresponding shot blasting protection device, and then the air inlet and outlet edge protection device is fixed on the blade shot blasting protection device. The air inlet and outlet edge protection device is connected and matched with universal protection through the protection rubber strip, the protection rubber strip is contacted with parts, and the direction of the protection rubber strip is adjusted through the universal protection connection, so that the protection rubber strip is matched with the blade profile. In the soft contact process of the protective rubber strip and the blade, two sides of the isosceles trapezoid notch shrink, so that the shot cannot be directly sprayed on the air inlet and outlet edges of the part in the shot blasting process, the phenomena of edge curling, folding, deformation and the like of the air inlet and outlet edges are avoided, and the product quality is improved; and the strengthening effect of the blade is kept to the maximum extent. The aim of blade air inlet and exhaust shot blasting protection is achieved.
Example 7:
the telescopic rod 2, the first hexagon socket head cap screw 3, the connecting rod 4, the fixing rod 5, the gasket 6, the second hexagon socket head cap screw 7, the clamping block 8, the fixing nut 9, the connecting short rod 10 and the matching sleeve 11 in the universal protection connecting rod are made of economical steel, Q235 and 45 steel are recommended to be used, and the yield strength of the material is not lower than 235 MPa.
According to the invention, the blade is in soft contact with the protective rubber strip, and the direction of the protective rubber strip is adjusted through universal protection connection, so that the protective rubber strip is matched with the molded line of the blade. The blade with the multiple molded lines has good universality, can be used for blades with multiple molded lines, is convenient to process, simple to operate, good in universality and convenient to detach and maintain, improves the product quality, and reduces the manufacturing cost.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a blade advances limit shot-peening protection device that exhausts which characterized in that: comprises a protective rubber strip (1) and a universal protective connecting rod; the front end of the protective rubber strip (1) is provided with a notch (1-1), and the rear part of the notch is provided with a buffer hole (1-2) and a positioning hole (1-3); the universal protection connecting rod is arranged on the blade shot blasting device and is connected with the positioning hole (1-3) of the protection rubber strip (1); in the blade shot blasting process, the protective rubber strip (1) is adjusted through the universal protective connecting rod, the air inlet and exhaust edges of the blade are completely in the notch (1-1) of the protective rubber strip (1), the notch (1-1) of the protective rubber strip (1) is contacted and tightly attached to the air inlet and exhaust edges of the blade, the direction of the protective rubber strip (1) is always matched with the profile of the blade, the shot cannot be directly sprayed on the air inlet and exhaust edges of the blade in the shot blasting process, and the edge of the air inlet and exhaust edge of the blade is prevented from being directly or rebounded and impacted and damaged by the shot.
2. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the notches (1-1) of the protective rubber strips (1) are isosceles trapezoid notches, the depth of each notch is H, namely the height of each isosceles trapezoid, and H is more than or equal to 1 mm; the width of the notch is L which is more than or equal to 1 mm; in the soft contact process of the protective rubber strip (1) and the blade, two sides of the isosceles trapezoid notch shrink, so that the shot cannot be directly sprayed on the air inlet and outlet edges of the part in the shot blasting process, the phenomena of curling, folding and deformation of the edges of the air inlet and outlet edges are avoided, and the strengthening effect of the blade is maintained to the maximum extent.
3. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the buffer hole (1-2) of the protective rubber strip (1) adopts an oval or rectangular structure, so that the elasticity of the notch (1-1) of the protective rubber strip (1) is increased when the notch (1-1) is stressed, and the buffer hole can contact with the air inlet and outlet edges of the extrusion blade to reduce the invasion of the shot; the thickness between the buffer hole (1-2) and the notch (1-1) is D, and the selection range of D is 0.5-2 mm.
4. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the notch (1-1), the buffer hole (1-2) and the positioning hole (1-3) of the protective rubber strip (1) are all completed during injection molding; the shape of the protective rubber strip (1) is matched with the shape of the blade, the lowest end of the protective rubber strip (1) is flush with the bottom of the blade root of the blade, and the length of the protective rubber strip is S1The height of the blade body of the blade is S2，1.2S2≤S1≤2S2。
5. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the material of the protective rubber strip (1) is a rubber material with Shore hardness of 30-70 HA.
6. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the universal protection connecting rod comprises a sleeve rod (2), a connecting rod (4), a fixing rod (5), a clamping block (8) and a connecting short rod (10); the free end of the sleeve rod (2) is free to face downwards, and the sleeve rod (2) is arranged in a positioning hole (1-3) of the protective rubber strip (1) and is in interference fit with the positioning hole (1-3); the upper end of the sleeve rod (2) is connected with one end of the connecting rod (4) through a first inner hexagon bolt (3), and the other end of the connecting rod (4) is connected with the connecting short rod (10) through a matching sleeve (11) and a second inner hexagon bolt (7); the matching sleeve (11) is sleeved on the connecting short rod (10) and is provided with a coaxial central hole A which penetrates through the matching sleeve (11) to connect the short rod (10), and the matching sleeve (11) and the connecting short rod (10) are connected with the connecting rod (4) through the central hole A; the open end of the clamping block (8) is sleeved on the fixing rod (5), and the other end of the clamping block (8) is connected with the connecting short rod (10); the connecting rod (4) and the fixing rod (5) are adjusted to be adjusted and controlled in any direction by controlling the first inner hexagon bolt (3) and the second inner hexagon bolt (7); the fixing rod (5) is installed on the blade shot blasting device through a fixing nut.
7. The blade air inlet and outlet edge shot-peening protection device of claim 1, wherein: the material yield strength of the universal protection connecting rod is not lower than 235 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111517888.2A CN114134300B (en) | 2021-12-13 | 2021-12-13 | Blade advances exhaust limit peening protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111517888.2A CN114134300B (en) | 2021-12-13 | 2021-12-13 | Blade advances exhaust limit peening protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114134300A true CN114134300A (en) | 2022-03-04 |
| CN114134300B CN114134300B (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111517888.2A Active CN114134300B (en) | 2021-12-13 | 2021-12-13 | Blade advances exhaust limit peening protection device |
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| Country | Link |
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| CN (1) | CN114134300B (en) |
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| EP2093021A1 (en) * | 2008-02-25 | 2009-08-26 | Rolls-Royce Deutschland Ltd & Co KG | Method and apparatus for controlled shot-peening of blisk blades |
| CN106475917A (en) * | 2016-12-30 | 2017-03-08 | 无锡透平叶片有限公司 | A kind of blade shot-peening protection device |
| WO2019008656A1 (en) * | 2017-07-04 | 2019-01-10 | 東芝エネルギーシステムズ株式会社 | Turbine blade and turbine |
| CN211615310U (en) * | 2019-10-24 | 2020-10-02 | 中船重工龙江广瀚燃气轮机有限公司 | Clamping protection device for blade liquid shot blasting |
| CN112223125A (en) * | 2020-10-26 | 2021-01-15 | 无锡透平叶片有限公司 | Compressor blade shot-blasting protection device |
| CN112476255A (en) * | 2020-12-09 | 2021-03-12 | 安徽应流航源动力科技有限公司 | Sand blasting protection device for air inlet edge and air exhaust edge of blade |
| CN112847164A (en) * | 2021-01-25 | 2021-05-28 | 中国航发贵州黎阳航空动力有限公司 | Blade shot blasting clamp with double-layer structure |
| CN214560104U (en) * | 2020-12-22 | 2021-11-02 | 中船重工龙江广瀚燃气轮机有限公司 | Clamping protection device for shot blasting of gas turbine compressor blade |
-
2021
- 2021-12-13 CN CN202111517888.2A patent/CN114134300B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020124402A1 (en) * | 2000-11-16 | 2002-09-12 | Snecma Moteurs | Method for extending the life of attachments that attach blades to a rotor |
| JP2007181909A (en) * | 2006-01-10 | 2007-07-19 | Mitsubishi Heavy Ind Ltd | Tip tool guiding device, and method for carrying-in tip tool guiding device |
| EP2032310A1 (en) * | 2006-05-26 | 2009-03-11 | Siemens Aktiengesellschaft | Peening device |
| US20090165519A1 (en) * | 2006-05-26 | 2009-07-02 | Thomas Berndt | Peening Device |
| EP2093021A1 (en) * | 2008-02-25 | 2009-08-26 | Rolls-Royce Deutschland Ltd & Co KG | Method and apparatus for controlled shot-peening of blisk blades |
| CN106475917A (en) * | 2016-12-30 | 2017-03-08 | 无锡透平叶片有限公司 | A kind of blade shot-peening protection device |
| WO2019008656A1 (en) * | 2017-07-04 | 2019-01-10 | 東芝エネルギーシステムズ株式会社 | Turbine blade and turbine |
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| CN112223125A (en) * | 2020-10-26 | 2021-01-15 | 无锡透平叶片有限公司 | Compressor blade shot-blasting protection device |
| CN112476255A (en) * | 2020-12-09 | 2021-03-12 | 安徽应流航源动力科技有限公司 | Sand blasting protection device for air inlet edge and air exhaust edge of blade |
| CN214560104U (en) * | 2020-12-22 | 2021-11-02 | 中船重工龙江广瀚燃气轮机有限公司 | Clamping protection device for shot blasting of gas turbine compressor blade |
| CN112847164A (en) * | 2021-01-25 | 2021-05-28 | 中国航发贵州黎阳航空动力有限公司 | Blade shot blasting clamp with double-layer structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114134300B (en) | 2023-12-05 |
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