CN115945661A - Device and method for solving isometric crystal of large-size directional blade tenon - Google Patents
Device and method for solving isometric crystal of large-size directional blade tenon Download PDFInfo
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- CN115945661A CN115945661A CN202310177172.5A CN202310177172A CN115945661A CN 115945661 A CN115945661 A CN 115945661A CN 202310177172 A CN202310177172 A CN 202310177172A CN 115945661 A CN115945661 A CN 115945661A
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Abstract
The invention relates to the technical field of blade casting, and particularly provides a device and a method for solving isometric crystals of large-size directional blade tenons, wherein the device comprises a mould shell, the upper part of the mould shell is a tenon part, the lower part of the mould shell is a blade part, the blade part comprises an air inlet edge, an air outlet edge, a blade basin and a blade back, the device also comprises a clamping base, a material distribution mechanism and a cotton sticking mechanism, the bottom of the mould shell can be fixed on the clamping base, the material distribution mechanism comprises a slide rail, a feeding frame, a feeding roller and a cutting knife group, the slide rail is fixed on the clamping base and arranged on one side of the mould shell, the feeding frame is slidably arranged on the slide rail, the feeding roller is rotatably arranged at the front end of the feeding frame, the cutting knife group is close to the circumferential surface of the feeding roller, the cotton sticking mechanism comprises a pressing plate and high-temperature-resistant cotton, the pressing plate is arranged at the rear end of the feeding frame, the high-temperature-resistant cotton is coated on the tenon part of the mould shell through the pressing plate after the high-resistant cotton is cut, the high-resistant cotton is coated, the steps of cutting and the high-resistant cotton wrapping efficiency and the cotton wrapping accuracy are improved.
Description
Technical Field
The invention relates to the technical field of blade casting, in particular to a device and a method for solving isometric crystal of a large-size directional blade tenon.
Background
Large size directional blades are used primarily in heavy duty gas turbines. Along with the increase of the size of the directional blade of the heavy gas turbine, the size is more and more close to the height limit of the existing pouring equipment, in the solidification mode that the blade tip is arranged at the lower tenon on the upper part, along with the directional solidification of the blade, the temperature gradient of the tenon area is gradually reduced, and finally the condition of the directional solidification can not be met, so that isometric crystals are formed, the appearance of the isometric crystals in the tenon means the appearance of a transverse crystal boundary, the strength reduction of the tenon area can lead to the failure of parts due to the fracture of the high-speed rotating service condition in the later service process, and the service life of the parts is shortened.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problem that the temperature gradient of the tenon area is gradually reduced and the isometric crystal is easy to form, the invention provides a device and a method for solving the isometric crystal of the large-size directional blade tenon.
The technical scheme adopted by the invention for solving the technical problems is as follows: the device comprises a die shell for pouring blades, wherein the upper part of the die shell is a tenon part, the lower part of the die shell is a blade part, the blade part comprises an air inlet edge, an air outlet edge, a blade basin and a blade back, the device further comprises a clamping base, a material distribution mechanism and a cotton pasting mechanism, the bottom of the die shell can be fixed on the clamping base, the material distribution mechanism comprises a sliding rail, a feeding frame, a feeding roller and a cutting knife group, the sliding rail is fixed on the clamping base and arranged on one side of the die shell, the feeding frame is slidably arranged on the sliding rail, the feeding roller is rotatably arranged at the front end of the feeding frame, the cutting knife group is close to the circumferential surface of the feeding roller, the cotton pasting mechanism comprises a pressing plate and high-temperature-resistant cotton, the pressing plate is arranged at the rear end of the feeding frame, and the high-temperature-resistant cotton sequentially passes through the feeding roller, the cutting knife group and the pressing plate.
Preferably, the high-temperature-resistant cotton sizing machine further comprises a sizing mechanism, wherein the sizing mechanism comprises a sizing barrel, a sizing box and a sizing roller, the sizing barrel is fixed to the top of the feeding frame, the sizing box is fixed to the side face of the feeding frame and communicated with the sizing barrel, a material opening is formed in the sizing box, the sizing roller is rotatably installed in the material opening, the surface of the sizing roller is in sliding fit with the material opening, the sizing roller can be abutted to the feeding roller, and high-temperature-resistant cotton passes through the feeding roller and the sizing roller.
Preferably, the joint base includes bottom plate, pedestal, slider, slide bar, spring, axle bed and carousel, the pedestal is fixed on the bottom plate, the spout has been seted up on the pedestal, the slider is installed in the spout, the one end of slider with slide bar sliding connection, the both ends of slide bar are fixed on the pedestal, the both ends of spring respectively with the slider with the pedestal butt, the axle bed is fixed the other end of slider, the carousel rotates to be installed on the axle bed, the bottom of mould shell can be fixed on the carousel.
Preferably, still install the buckle on the carousel, the both ends of buckle are passed through the bolt fastening and are in on the carousel, the buckle can compress tightly the upper surface of carousel.
Preferably, four limiting ports are formed in the circumferential surface of the turntable at equal intervals, a pin sleeve is fixed on the bottom plate, when the turntable is rotated, the limiting ports can pass through the pin sleeve directly above the pin sleeve, a pin shaft is inserted in the pin sleeve, and the pin shaft can be clamped with the limiting ports located directly above the pin sleeve.
Preferably, the cutting knife group comprises a fixed knife, a movable knife, a connecting plate and a shifting lever, two ends of the fixed knife are fixed on the feeding frame, two ends of the movable knife are respectively installed at two ends of the feeding roller through the connecting plate in a rotating mode, one end of the shifting lever is fixed on the connecting plate, the shifting lever can drive the movable knife to move towards the fixed knife when being shifted, and the high-temperature-resistant cotton passes through the fixed knife and the movable knife.
Preferably, the pressing plate is connected with the feeding frame through an elastic sheet, and a hand lever is further fixed at the bottom of the feeding frame.
A method for solving the isometric crystal of the large-size directional blade tenon comprises the device for solving the isometric crystal of the large-size directional blade tenon, and further comprises the following steps:
s1, roasting a formwork, namely roasting the formwork at a high temperature of 1000-1500 ℃ to improve the rigidity of the formwork;
s2, cleaning the formwork and checking the formwork to ensure that the formwork meets the process requirement;
s3, preparing cotton wrapping, namely selecting high-temperature-resistant cotton with the thickness of 5-50mm and the tolerance temperature of 1000-1500 ℃;
s4, wrapping cotton by using a tenon, enabling the high-temperature-resistant cotton to pass through a feeding roller, a cutting knife set and a pressing plate to complete feeding, cutting the high-temperature-resistant cotton into a proper size by using the cutting knife set, wrapping 1-5 layers of cotton by using the pressing plate at the position, close to an air inlet edge, of the tenon, rotating the formwork for the first time, wrapping 1-5 layers of cotton at the position, close to a leaf basin, of the tenon, rotating the formwork for the second time, wrapping 2-10 layers of cotton at the position, close to an air outlet edge, of the tenon, rotating the formwork for the third time, and wrapping 2-10 layers of cotton at the position, close to a leaf back, of the tenon;
s5, preparing a formwork, namely filling joints of the high-temperature-resistant cotton through high-temperature cement, and fixing the treated formwork at a position to be poured;
s6, smelting and pouring.
The mold has the beneficial effects that firstly, the tenon part of the mold shell is coated with the high-temperature-resistant cotton with different thicknesses, so that the heat insulation effect of the tenon part is effectively improved, and the phenomenon that isometric crystals appear when the tenon of the large-size directional blade is solidified is avoided.
And secondly, the cloth mechanism and the cotton sticking mechanism are arranged, after the cloth mechanism cuts the high-temperature-resistant cotton, the high-temperature-resistant cotton is coated on the tenon part of the formwork through the pressing plate of the cotton sticking mechanism, so that the steps of cutting and coating the high-temperature-resistant cotton are simplified, and the cotton coating efficiency and the cotton coating accuracy are improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a preferred embodiment of an apparatus for resolving large-sized directional blade tenon equiaxial grains in accordance with the present invention;
FIG. 2 is a schematic structural view of a clamping base of the device for solving the problem of the large-size directional blade tenon isometric crystal;
FIG. 3 is a schematic view of the structure of the turntable of the device for solving the problem of isometric crystal of large-size directional blade tenon;
FIG. 4 is a schematic structural diagram of a cotton attaching mechanism of the device for solving the isometric crystal of the large-size directional blade tenon of the invention;
FIG. 5 is a schematic structural diagram of a cutting blade set of the device for solving isometric crystal of large-size directional blade tenon of the invention;
FIG. 6 is a schematic structural diagram of a pasting mechanism of the device for solving isometric crystal of large-size directional blade tenon of the invention;
FIG. 7 is a schematic view of the structure of the buckle plate of the device for solving isometric crystal of large-size directional blade tenon.
Reference numerals: 1. a tenon portion; 2. a blade section; 3. an air inlet side; 4. an exhaust edge; 5. leaf basin; 6. leaf back; 7. clamping the base; 8. a material distribution mechanism; 9. a cotton sticking mechanism; 10. a slide rail; 11. a feeding frame; 12. a feed roller; 13. a cutting knife set; 14. pressing a plate; 15. high temperature resistant cotton; 16. a paste coating mechanism; 17. a slurry barrel; 18. a sizing box; 19. a sizing roller; 20. a material port; 21. a base plate; 22. a pedestal; 23. a slider; 24. a slide bar; 25. a spring; 26. a shaft seat; 27. a turntable; 28. a chute; 29. buckling the plate; 30. a limiting port; 31. a pin bush; 32. a pin shaft; 33. fixing a cutter; 34. moving a knife; 35. a connecting plate; 36. a deflector rod; 37. a handle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1 to 7, the present invention provides an embodiment of a device for solving the problem of large-size directional blade tenon isometric crystal, including a formwork for casting blades, the upper portion of the formwork is a tenon 1, the lower portion of the formwork is a blade 2, the blade 2 includes an air inlet edge 3, an air outlet edge 4, a blade basin 5 and a blade back 6, and further includes a clamping base 7, a material distribution mechanism 8 and a cotton sticking mechanism 9, the bottom of the formwork can be fixed on the clamping base 7, the material distribution mechanism 8 includes a slide rail 10, a feeding frame 11, a feeding roller 12 and a cutting knife group 13, the slide rail 10 is fixed on the clamping base 7 and is arranged at one side of the formwork, the feeding frame 11 is slidably mounted on the slide rail 10, the feeding roller 12 is rotatably mounted at the front end of the feeding frame 11, the circumferential surface of the cutting knife group 13 is provided with a cotton sticking mechanism 9 including a pressing plate 14 and a high temperature resistant cotton 15, the pressing plate 14 is mounted at the rear end of the feeding frame 11, the pressing plate 14 is connected with the feeding frame 11 through the connecting tenon, when the pressing plate 14 passes through the uneven surface of the tenon 1, the elastic piece is compressed smoothly, the pressing plate 14 has enough space for fixing the spring piece, and the high temperature resistant cotton pressing plate 14 and the high temperature resistant cotton pressing plate 13 passes through the spring piece in turn.
The cutting knife group 13 comprises a fixed knife 33, a movable knife 34, a connecting plate 35 and a shifting lever 36, two ends of the fixed knife 33 are fixed on the feeding frame 11, two ends of the movable knife 34 are respectively rotatably installed at two ends of the feeding roller 12 through the connecting plate 35, one end of the shifting lever 36 is fixed on the connecting plate 35, the movable knife 34 can be driven to move towards the fixed knife 33 when the shifting lever 36 is shifted, and the high-temperature-resistant cotton 15 penetrates through the space between the fixed knife 33 and the movable knife 34.
When the tenon part 1 of the die shell is used for wrapping cotton, firstly, the die shell is fixed on the clamping base 7, then the high-temperature-resistant cotton 15 is laid on the feeding roller 12, the front end of the high-temperature-resistant cotton 15 is pulled to move around the feeding roller 12 and enter between the fixed cutter 33 and the movable cutter 34, then the front end of the high-temperature-resistant cotton 15 is attached to the surface of the pressing plate 14, the high-temperature-resistant cotton 15 is pressed to the tenon part 1 of the die shell through the pressing plate 14, the surface of the high-temperature-resistant cotton 15 is coated with slurry, the high-temperature-resistant cotton 15 is preliminarily bonded through the slurry, then the hand lever 37 is pushed to drive the feeding frame 11 to advance, the feeding frame 11 advances to drive the pressing plate 14 to advance, then the subsequent high-temperature-resistant cotton 15 is bonded to the tenon part 1, after the bonding of the high-temperature-resistant cotton 15 is completed, the shifting lever 36 is used for moving the movable cutter 34 towards the fixed cutter 33, the high-temperature-resistant cotton 15 is matched to cut off, the first layer of the high-resistant cotton 15 is completed, after the high-temperature-resistant cotton 15 is cut off, the subsequent cotton 15 is clamped through the gap between the feeding roller 34 and the tenon part 1, the high-temperature-resistant cotton package can be repeatedly performed, and the accuracy of the high-temperature-resistant cotton package can be improved.
Still including scribbling thick liquid mechanism 16, it includes thick liquids bucket 17 to scribble thick liquid mechanism 16, go up thick liquid box 18 and sizing roller 19, thick liquids bucket 17 fixes the top at pay-off frame 11, it fixes the side at pay-off frame 11 and feeds through thick liquids bucket 17 to go up thick liquids box 18, it has material mouth 20 on the thick liquids box 18, sizing roller 19 rotates and installs in material mouth 20, shelter from material mouth 20, avoid thick liquids directly to flow from material mouth 20, the surface and the material mouth 20 of sizing roller 19 slide the laminating, sizing roller 19 can with feed roll 12 butt, high temperature resistant cotton 15 passes through between feed roll 12 and the sizing roller 19.
The operation principle of the paste coating mechanism 16 is as follows: at first in the thick liquids bucket 17 is filled with thick liquids, later thick liquids from thick liquids bucket 17 flow in the sizing box 18, when high temperature resistant cotton 15 from the 19 surface of sizing roller pass through, can drive sizing roller 19 and rotate, sizing roller 19 rotates the thick liquids play and the coating in sizing box 18 on the surface of high temperature resistant cotton 15 of in-process to high temperature resistant cotton 15 can carry out the package cotton operation, sizing roller 19 set up on the one hand can carry out the thick liquids coating to the high temperature resistant cotton 15 of different width, also can prevent simultaneously that thick liquids coating excess leads to from spilling.
Clamping base 7 includes bottom plate 21, pedestal 22, slider 23, slide bar 24, spring 25, axle bed 26 and carousel 27, pedestal 22 is fixed on bottom plate 21, the spout 28 has been seted up on pedestal 22, slider 23 installs in spout 28, the one end and the slide bar 24 sliding connection of slider 23, the both ends of slide bar 24 are fixed on pedestal 22, the both ends of spring 25 respectively with slider 23 and pedestal 22 butt, axle bed 26 is fixed at the other end of slider 23, carousel 27 rotates and installs on axle bed 26, still install buckle 29 on the carousel 27, the both ends of buckle 29 are passed through the bolt fastening on carousel 27, buckle 29 can compress tightly the upper surface at carousel 27, the bottom of mould shell 27 can be fixed on carousel 27.
When the tenon part 1 is wrapped with cotton, the bottom of the die shell is fixed with the rotary table 27 through the buckle plate 29, the buckle plate 29 can reduce the pressure born by the bottom of the die shell, the bottom of the die shell is prevented from being fractured, when the feeding frame and the pressing plate 14 advance to wrap the tenon part 1 with cotton, the tenon part 1 is stressed to drive the rotary table 27 and the sliding block 23 to translate along the sliding rod 24, the spring 25 is compressed at the moment, the die shell is always kept in a butt joint state with the pressing plate 14 through the elasticity of the spring 25, so that the pressing plate 14 can smoothly compress and wrap the high-temperature-resistant cotton 15 on the tenon part 1.
Four spacing mouths 30 have been seted up to the equidistant global of carousel 27, be fixed with the round pin cover 31 on the bottom plate 21, when rotating carousel 27, spacing mouth 30 can be followed and passed through directly over the round pin cover 31, it has round pin axle 32 to peg graft in the round pin cover 31, round pin axle 32 can with be located the spacing mouth 30 block directly over the round pin cover 31, cooperate through four spacing mouths 30 and round pin axle 32, adjust the rotation angle of carousel 27, and then make the different face homoenergetic alignment of tenon portion 1 to clamp plate 14, so that clamp plate 14 can carry out the package cotton to a plurality of different faces of tenon portion 1.
A method for solving the isometric crystal of the large-size directional blade tenon comprises the device for solving the isometric crystal of the large-size directional blade tenon, and further comprises the following steps:
s1, roasting a formwork, namely roasting the formwork at a high temperature of 1000-1500 ℃ to improve the rigidity of the formwork;
s2, cleaning the formwork and checking the formwork to ensure that the formwork meets the process requirement;
s3, preparing cotton wrapping, namely selecting high-temperature-resistant cotton 15 with the thickness of 5-50mm and the tolerance temperature of 1000-1500 ℃;
s4, wrapping cotton by using the tenon, namely enabling the high-temperature-resistant cotton 15 to pass through a feeding roller 12, a cutting knife group 13 and a pressing plate 14 to complete feeding, cutting the high-temperature-resistant cotton 15 into a proper size by using the cutting knife group 13, wrapping cotton by 1-5 layers at the position, close to an air inlet edge, of the tenon part 1 by using the pressing plate 14, rotating the formwork for the first time, wrapping cotton by 1-5 layers at the position, close to a leaf basin 5, of the tenon part 1, rotating the formwork for the second time, wrapping cotton by 2-10 layers at the position, close to an air outlet edge 4, of the tenon part 1, rotating the formwork for the third time, and wrapping cotton by 2-10 layers at the position, close to a leaf back 6, of the tenon part 1;
s5, preparing a formwork, namely filling joints of the high-temperature-resistant cotton 15 through high-temperature cement, and fixing the treated formwork at a position to be poured;
s6, smelting and pouring.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a solve brilliant device of directional blade tenon isometric of jumbo size, includes the mould shell that is used for pouring the blade, the upper portion of mould shell is tenon portion (1), the lower part of mould shell is blade portion (2), blade portion (2) are including inlet edge (3), exhaust edge (4), leaf basin (5) and leaf back (6), its characterized in that: still include joint base (7), cloth mechanism (8) and paste cotton mechanism (9), the bottom of mould shell can be fixed on joint base (7), cloth mechanism (8) include slide rail (10), pay-off frame (11), feed roll (12) and cut knife tackle (13), slide rail (10) are fixed on joint base (7) and set up in one side of mould shell, pay-off frame (11) slidable mounting be in on slide rail (10), feed roll (12) rotate to be installed the front end of pay-off frame (11), it presses close to cut knife tackle (13) the periphery of feed roll (12), paste cotton mechanism (9) including clamp plate (14) and high temperature resistant cotton (15), install clamp plate (14) the rear end of pay-off frame (11), high temperature resistant cotton (15) are in proper order through feed roll (12), cut knife tackle (13) and clamp plate (14).
2. The apparatus for resolving large-sized directional blade tenon equiaxial crystal as claimed in claim 1, wherein: still including scribbling thick liquid mechanism (16), scribble thick liquid mechanism (16) including thick liquids bucket (17), go up thick liquid box (18) and sizing roller (19), thick liquids bucket (17) are fixed the top of pay-off frame (11), it fixes to go up thick liquid box (18) the side of pay-off frame (11) and the intercommunication thick liquids bucket (17), it has material mouth (20) on thick liquid box (18), it installs to go up thick liquid roller (19) rotation in material mouth (20), the surface of last thick liquid roller (19) with material mouth (20) sliding fit, go up thick liquid roller (19) can with high temperature resistant feed roll (12) butt, follow cotton (15) pass through between feed roll (12) and the last thick liquid roller (19).
3. The apparatus for resolving large-sized directional blade tenon equiaxial crystal as claimed in claim 1, wherein: joint base (7) include bottom plate (21), pedestal (22), slider (23), slide bar (24), spring (25), axle bed (26) and carousel (27), pedestal (22) are fixed on bottom plate (21), spout (28) have been seted up on pedestal (22), slider (23) are installed in spout (28), the one end of slider (23) with slide bar (24) sliding connection, the both ends of slide bar (24) are fixed on pedestal (22), the both ends of spring (25) respectively with slider (23) with pedestal (22) butt, axle bed (26) are fixed the other end of slider (23), carousel (27) rotate to be installed on axle bed (26), the bottom of mould shell can be fixed on carousel (27).
4. An apparatus for resolving large sized directional blade tenon equiaxial crystal as recited in claim 3, wherein: still install buckle (29) on carousel (27), the both ends of buckle (29) are passed through the bolt fastening and are in on carousel (27), buckle (29) can compress tightly the upper surface of carousel (27).
5. An apparatus for resolving large-sized directional blade dovetail equiaxed grains as defined in claim 4, wherein: four spacing mouths (30) have been seted up to equidistant on the global of carousel (27), be fixed with round pin cover (31) on bottom plate (21), when rotating during carousel (27), spacing mouth (30) can be followed pass through directly over round pin cover (31), it has round pin axle (32) to peg graft in round pin cover (31), round pin axle (32) can be with be located spacing mouth (30) block directly over round pin cover (31).
6. The apparatus for resolving large-sized directional blade tenon equiaxial crystal as claimed in claim 1, wherein: the cutting knife group (13) comprises a fixed knife (33), a movable knife (34), a connecting plate (35) and a shifting lever (36), the two ends of the fixed knife (33) are fixed on the feeding frame (11), the two ends of the movable knife (34) are respectively rotatably installed at the two ends of the feeding roller (12) through the connecting plate (35), one end of the shifting lever (36) is fixed on the connecting plate (35), and when the shifting lever (36) is shifted, the movable knife (34) can be driven to face the fixed knife (33), and the high-temperature-resistant cotton (15) passes through the fixed knife (33) and the movable knife (34).
7. The apparatus for resolving large-sized directional blade tenon equiaxed grains of claim 6, wherein: the pressing plate (14) is connected with the feeding frame (11) through an elastic sheet, and a hand lever (37) is further fixed at the bottom of the feeding frame (11).
8. A method for solving large-sized oriented blade tenon equiaxed grains, which is characterized by comprising the device for solving the large-sized oriented blade tenon equiaxed grains as claimed in any one of claims 1 to 7, and further comprising the following steps:
s1, roasting a formwork, namely roasting the formwork at a high temperature of 1000-1500 ℃ to improve the rigidity of the formwork;
s2, cleaning the formwork and checking the formwork to ensure that the formwork meets the process requirements;
s3, preparing cotton wrapping, namely selecting high-temperature-resistant cotton (15) with the thickness of 5-50mm and the tolerance temperature of 1000-1500 ℃;
s4, wrapping cotton by using a tenon, namely enabling the high-temperature-resistant cotton (15) to pass through a feeding roller (12), a cutting knife set (13) and a pressing plate (14) to complete feeding, cutting the high-temperature-resistant cotton (15) into a proper size through the cutting knife set (13), wrapping 1-5 layers of cotton at the position, close to an air inlet edge (3), of a tenon portion (1) through the pressing plate (14), rotating the formwork for the first time, wrapping 1-5 layers of cotton at the position, close to a leaf basin (5), of the tenon portion (1), rotating the formwork for the second time, wrapping 2-10 layers of cotton at the position, close to an air outlet edge (4), of the tenon portion (1), rotating the formwork for the third time, and wrapping 2-10 layers of cotton at the position, close to a leaf back (6), of the tenon portion (1);
s5, preparing a formwork, namely filling joints of the high-temperature-resistant cotton (15) through high-temperature cement, and fixing the treated formwork at a position to be poured;
s6, smelting and pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310177172.5A CN115945661B (en) | 2023-02-28 | 2023-02-28 | Device and method for solving isometric crystal of tenon of large-size directional blade |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310177172.5A CN115945661B (en) | 2023-02-28 | 2023-02-28 | Device and method for solving isometric crystal of tenon of large-size directional blade |
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| CN115945661A true CN115945661A (en) | 2023-04-11 |
| CN115945661B CN115945661B (en) | 2023-05-23 |
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| CN104439076A (en) * | 2014-12-08 | 2015-03-25 | 中国南方航空工业(集团)有限公司 | Method for controlling grain size of casting |
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| CN114888236A (en) * | 2022-05-12 | 2022-08-12 | 安徽应流航源动力科技有限公司 | Method for solving turbine blade looseness of combustion engine |
| CN115255274A (en) * | 2022-07-29 | 2022-11-01 | 贵州安吉航空精密铸造有限责任公司 | Investment casting method of stainless steel casting with bracket structure |
| CN115507736A (en) * | 2021-06-22 | 2022-12-23 | 江苏集萃先进金属材料研究所有限公司 | Device and method for inspecting gap between single crystal blade and mold shell |
-
2023
- 2023-02-28 CN CN202310177172.5A patent/CN115945661B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439076A (en) * | 2014-12-08 | 2015-03-25 | 中国南方航空工业(集团)有限公司 | Method for controlling grain size of casting |
| CN205201605U (en) * | 2015-10-29 | 2016-05-04 | 广州瑞松科技有限公司 | Cotton machine of cutting on package cotton machine constructs |
| CN108176817A (en) * | 2018-01-10 | 2018-06-19 | 中国航发北京航空材料研究院 | A kind of loose control method of elongated thin-walled band hat equiax crystal casting turbo blade |
| CN115507736A (en) * | 2021-06-22 | 2022-12-23 | 江苏集萃先进金属材料研究所有限公司 | Device and method for inspecting gap between single crystal blade and mold shell |
| CN114888236A (en) * | 2022-05-12 | 2022-08-12 | 安徽应流航源动力科技有限公司 | Method for solving turbine blade looseness of combustion engine |
| CN115255274A (en) * | 2022-07-29 | 2022-11-01 | 贵州安吉航空精密铸造有限责任公司 | Investment casting method of stainless steel casting with bracket structure |
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| CN115945661B (en) | 2023-05-23 |
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