CN105710734A - Circulating impeller inner flow channel polishing device and method - Google Patents
Circulating impeller inner flow channel polishing device and method Download PDFInfo
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- CN105710734A CN105710734A CN201610285398.7A CN201610285398A CN105710734A CN 105710734 A CN105710734 A CN 105710734A CN 201610285398 A CN201610285398 A CN 201610285398A CN 105710734 A CN105710734 A CN 105710734A
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- Prior art keywords
- impeller
- hole
- runner
- gland
- polished
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
Abstract
The invention discloses a circulating impeller inner flow channel polishing device and method and an impeller of a compressor unit, and belongs to the technical field of impellers. The device comprises a containing space, a grinding material flow channel and a blocking screw. The impeller to be polished is contained in the containing space. The grinding material flow channel communicates with an inner flow channel of the impeller to be polished. The blocking screw is arranged above a center through hole of the impeller to be polished and blocks the center through hole of the impeller to be polished. Under the action of external force, a floating lock of a grinding material flow machine tool can vertically float, and when the floating lock floats upwards, the grinding material flow channel forms a passage from bottom to top, and grinding material flow passes through the inner flow channel of the impeller from bottom to top. When the floating lock falls downwards, the grinding material flow channel forms a passage from top to bottom, and the grinding material flow passes through the inner flow channel of the impeller from top to bottom. The method is achieved based on the device. The impeller is manufactured through the device and method. According to the device and method, the surface roughness of the inner flow channel of the manufactured impeller can be reduced to be 0.8 or below, and the polytropic efficiency of the impeller is improved by 1% to 1.6%.
Description
Technical field
The present invention relates to impeller technical field, particularly relate to the impeller of a kind of circulating impeller internal runner burnishing device and method, compressor bank.
Background technology
Impeller had both referred to the wheel disc equipped with movable vane, was the ingredient of impulse turbine rotor.Finger wheel dish and the general name of the moving blade being installed on it, mainly have following 4 kinds of forms, (a) enclosed again；(b) front semi-open type；C () be semi-open type afterwards；(d) open type.Double shrouded wheel: be made up of blade and forward and backward cover plate.The efficiency of double shrouded wheel is higher, and manufacture difficulty is relatively big, and in centrifugal pump, application is at most.Be suitable to conveying clear water, the cleaning liquid without granule that the viscosity such as solution is less.Half-opened impeller: generally have two kinds of structures: one is front semi-open type, is made up of back shroud and blade, and this structure impeller adiabatic efficiency is relatively low, needs the sealing ring of adapted adjustable clearance for improving efficiency；Another kind is rear semi-open type, is made up of front shroud and blade, and owing to can apply the sealing ring identical with double shrouded wheel, efficiency is essentially identical with double shrouded wheel, and blade is except conveying liquid, also has (back blade or accessory impeller) sealing function.Half-opened impeller is suitable to the conveying liquid containing the float such as solid particle, fiber.Half-opened impeller manufacture difficulty is less, less costly, and strong adaptability, applies and increase gradually in oil-refining chemical centrifugal pump, and for carrying clear water and the liquid of approximate clear water.Unshrouded impeller: only blade and blade reinforcement, without the impeller (less 2～5 of the unshrouded impeller number of blade) of front and rear cover plate.Impeller adiabatic efficiency is low, applies less, mainly for delivery of the liquid that viscosity is higher, and paste liquid.The blade of centrifugal pump impeller is generally backward bent vane.Have blade cylindrical and twisted shape two kinds, application twisted blade can reduce the load of blade, and can improve the intake performance of centrifugal pump, improve anti-cavitation ability, but manufacture difficulty is relatively big, and cost is higher.Oil-refining chemical centrifugal pump requires that impeller is casting or the integral wheel of full weld seam welding.Welding impeller grows up, and is used for the chemical industry special centrifugal pump that the metal material (such as ferrum and alloy thereof) of casting character difference manufactures.Geometric accuracy and the surface smoothness of welding impeller are superior to casting impeller, are conducive to improving the efficiency of centrifugal pump.
Development along with modern science and technology, increasingly it is used widely with Application of composite with the application of electric energy, acoustic energy, luminous energy, chemical energy, heat energy, special machine energy etc., development along with modern science and technology, the special requirement in some fields, conventional mechanical manufacturing process cannot meet needs.Abrasive flows special processing technology solves the manufacture requirements of special parts.Current impeller internal runner is after finished heat treatment, and due to reasons such as oxide skins, actual impeller internal runner roughness only has about Ra3.2, causes impeller polytropic efficiency relatively low.
Summary of the invention
In view of this, the present invention provides the impeller of a kind of circulating impeller internal runner burnishing device and method, compressor bank, and these apparatus and method can be effectively reduced impeller internal water passage surface roughness, improves impeller polytropic efficiency, thus more suitable for practicality.
In order to reach above-mentioned first purpose, the technical scheme of circulating impeller internal runner burnishing device provided by the invention is as follows:
Circulating impeller internal runner burnishing device provided by the invention is for being polished impeller internal runner, described impeller includes wheel disc, multiple blade, described blade is fixedly connected on described wheel disc, forming inner flow passage each other in the plurality of blade, described wheel disc is provided with central through hole in center；
Described circulating impeller internal runner burnishing device includes accommodation space, abrasive material runner, blocks screw,
Polished impeller is placed in this accommodation space；
Described abrasive material runner connects with the inner flow passage of described polished impeller；
Described closure screw is arranged at above the central through hole of described polished impeller, blocks the central through hole of described polished impeller；
Under external force, the floating lock of abrasive flows lathe can fluctuate, and when the described lock that floats upwards floats, described abrasive material runner forms path from the bottom to top, and abrasive flows is from the bottom to top by described impeller internal runner；When the described lock that floats latches downwards, described abrasive material runner from top to bottom forms path, and abrasive flows is from top to bottom by impeller internal runner.
Circulating impeller internal runner burnishing device provided by the invention also can be applied to the following technical measures to achieve further.
As preferably, also including cylinder, gland, gland cushion cover, support plate, chassis, base,
Described gland is fixedly connected on the top of described cylinder, and described gland is provided with the first through hole；
Described gland cushion cover is in described inner barrel, and described gland cushion cover is fixedly connected on described gland by end face, and described gland cushion cover is fixedly connected on the inwall of described cylinder by sidewall, and described gland cushion cover is provided with the second through hole；
Described support plate is in described inner barrel, and described support plate is fixedly connected on described chassis by bottom surface, and described support plate is provided with third through-hole；
Described chassis is fixedly connected on the bottom of described cylinder, and described chassis is provided with fourth hole outside described support plate；
Described base is fixedly connected on the lower section on described chassis, and described base center is provided with fifth hole, and described base concedes described fourth hole；
Having the first accommodation space between described gland cushion cover and described support plate, described polished impeller is placed in described first accommodation space；
Described gland cushion cover, there is between support plate, cylinder, chassis the second accommodation space,
Connect between described first through hole, the second through hole, impeller internal runner, the second accommodation space, fourth hole, fifth hole, form described abrasive material runner.
As preferably, described gland cushion cover, circumferentially arranged with annular recess, forms the 3rd accommodation space between described gland cushion cover and described cylinder；
As preferably, described gland cushion cover roof is provided with some screwed holes, and described 3rd accommodation space is fixedly connected on described gland by bolt and described some screwed holes.
As preferably, the height of the blade edge of polished impeller described in the height < of the interface channel between described first accommodation space and described second accommodation space.
As preferably, described cylinder is provided with a gap vertically.
As preferably, described support plate top is provided with the first groove, and the diameter of described first groove is identical with the bottom surface wheel diameter of described impeller.
As preferably, described second through hole is inverted round table shape so that the end face diameter of impeller described in the upper surface base diameter < of described gland cushion cover.
As preferably, the top diameter of described second through hole is identical with the diameter of described first through hole.
As preferably, being provided with boss bottom described gland, described cylinder top is provided with the second groove, and the diameter of described boss is identical with the diameter of described second groove.
In order to reach above-mentioned second purpose, the technical scheme of circulating impeller internal runner finishing method provided by the invention is as follows:
Circulating impeller internal runner finishing method provided by the invention realizes based on circulating impeller internal runner burnishing device provided by the invention, comprises the following steps:
Starting abrasive flows lathe, described abrasive flows lathe is respectively provided with down stroke or up stroke；
When described abrasive flows lathe is in down stroke, the lock that floats latches downwards,
Abrasive flows flows through described abrasive material runner from top to bottom, and the inner flow passage of described polished impeller is ground polishing；
When described abrasive flows lathe is in up stroke, the lock that floats upwards floats,
Abrasive flows flows through described abrasive material runner, abrasive material cylinder in arrival on purgation；
So move in circles so that the inner flow passage of polished impeller is by described abrasive polishing.
In order to reach above-mentioned 3rd purpose, the technical scheme of the impeller of compressor bank provided by the invention is as follows:
The impeller of compressor bank provided by the invention prepares after polishing via finishing method provided by the invention.
When applying circulating impeller internal runner burnishing device provided by the invention and method, starting abrasive flows lathe, abrasive flows lathe is respectively provided with down stroke or up stroke；When abrasive flows lathe is in down stroke, the lock that floats latches downwards, and abrasive flows flows through abrasive material runner from top to bottom, and the inner flow passage treating wheelabrator is ground polishing；When abrasive flows lathe is in up stroke, the lock that floats upwards floats, and abrasive flows flows through abrasive flows road on purgation, abrasive material cylinder in arrival；So move in circles so that the inner flow passage of polished impeller is by abrasive polishing.Impeller after these apparatus and method polish being carried out experimental verification show, these apparatus and method can make the impeller internal water passage surface roughness prepared be reduced to less than 0.8, makes the raising 1%～1.6% of impeller polytropic efficiency.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit those of ordinary skill in the art be will be clear from understanding.Accompanying drawing is only for illustrating the purpose of preferred implementation, and is not considered as limitation of the present invention.And in whole accompanying drawing, it is denoted by the same reference numerals identical parts.In the accompanying drawings:
The sectional view of the circulating impeller internal runner burnishing device that Fig. 1 provides for the embodiment of the present invention；
The sectional view of the base of application in the circulating impeller internal runner burnishing device that Fig. 2 provides for the embodiment of the present invention；
The sectional view of a support plate of application in the circulating impeller internal runner burnishing device that Fig. 3 provides for the embodiment of the present invention；
The top view on the chassis of application in the circulating impeller internal runner burnishing device that Fig. 4 provides for the embodiment of the present invention；
The sectional view on the chassis of application in the circulating impeller internal runner burnishing device that Fig. 5 provides for the embodiment of the present invention；
The sectional view of the cylinder of application in the circulating impeller internal runner burnishing device that Fig. 6 provides for the embodiment of the present invention；
The top view of the cylinder of application in the circulating impeller internal runner burnishing device that Fig. 7 provides for the embodiment of the present invention；
The sectional view of the gland cushion cover of application in the circulating impeller internal runner burnishing device that Fig. 8 provides for the embodiment of the present invention；
The sectional view of the gland of application in the circulating impeller internal runner burnishing device that Fig. 9 provides for the embodiment of the present invention；
Figure 10 is the close-up schematic view of I part in Fig. 6；
The flow chart of steps of the circulating impeller internal runner finishing method that Figure 11 provides for the embodiment of the present invention.
Detailed description of the invention
The present invention solves prior art Problems existing, it is provided that the impeller of a kind of circulating impeller internal runner burnishing device and method, compressor bank, thus more suitable for practicality.
For further setting forth that the present invention reaches technological means and effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, impeller to the circulating impeller internal runner burnishing device proposed according to the present invention and method, compressor bank, its detailed description of the invention, structure, feature and effect thereof, describe in detail as after.In the following description, what different " embodiments " or " embodiment " referred to is not necessarily same embodiment.Additionally, special characteristic in one or more embodiment, structure or feature can be combined by any suitable form.
The terms "and/or", is only a kind of incidence relation describing affiliated partner, and expression can exist three kinds of relations, such as, A and/or B, concrete is interpreted as: can include A and B simultaneously, can individualism A, it is also possible to individualism B, it is possible to possess above-mentioned three kinds of any one situations.
Embodiment
Referring to accompanying drawing 1, circulating impeller internal runner burnishing device provided by the invention is for being polished impeller internal runner, impeller 14 includes wheel disc, multiple blade, blade is fixedly connected on wheel disc, forming impeller internal runner each other in multiple blades, wheel disc is provided with central through hole 15 in center；Circulating impeller internal runner burnishing device includes accommodation space, abrasive material runner, blocks screw 16, and polished impeller 14 is placed in this accommodation space；Abrasive material runner connects with the inner flow passage of polished impeller 14；Closure screw 16 is arranged at above the central through hole 15 of polished impeller 14, blocks the central through hole 15 of polished impeller 14；Under external force, the floating lock (not shown) of abrasive flows lathe can fluctuate, when lock (not shown) of floating upwards is floated, abrasive material runner forms path from the bottom to top, and abrasive flows is from the bottom to top by impeller internal runner；When lock (not shown) of floating latches downwards, abrasive material runner from top to bottom forms path, and abrasive flows is from top to bottom by impeller internal runner.In the present embodiment, closure screw 16 is removably attachable on the central through hole 15 of polished impeller by being arranged at the screw thread 17 of its outer surface, thus when abrasive flows flows through impeller internal runner, it is to avoid abrasive flows enters in impeller central through hole 15.Additionally, closure screw 16 is also arranged above suspension ring, it is used for lifting this polished impeller, in this case, even if the weight of polished impeller is bigger, it is also possible to easily by this polished impeller along for accommodation in this accommodation space.
As a kind of concrete circulating impeller internal runner burnishing device that the embodiment of the present invention provides, circulating impeller internal runner burnishing device also includes cylinder 8, gland 1, gland cushion cover 3, support plate 10, chassis 18, base 22, gland 1 is fixedly connected on the top of cylinder 8, and gland 1 is provided with the first through hole 2；It is internal that gland cushion cover 3 is in cylinder 8, and gland cushion cover 3 is fixedly connected on gland 1 by end face, and gland cushion cover 3 is fixedly connected on the inwall of cylinder 8 by sidewall, and gland cushion cover 3 is provided with the second through hole 5；Propping up support plate 10 and be in cylinder 8 inside, a support plate 10 is fixedly connected on chassis 18 by bottom surface, and a support plate 18 is provided with third through-hole 11；Chassis 18 is fixedly connected on the bottom of cylinder 8, and chassis 18 is externally provided with fourth hole 19 in support plate 18；Base 22 is fixedly connected on the lower section on chassis 18, and base 22 center is provided with fifth hole 23, and base 22 concedes fourth hole 19；Having the first accommodation space 6 between gland cushion cover 3 and a support plate 10, polished impeller 14 is placed in the first accommodation space 6；Gland cushion cover 3, there is between support plate 10, cylinder 8, chassis 18 second accommodation space 9, connect between first through hole the 2, second through hole 5, impeller 14 inner flow passage, the second accommodation space 9, fourth hole 19, fifth hole 23, form abrasive material runner.
In the present embodiment, chassis 18 is fixedly connected on base 22 by the first bolt hole 20,20 ＇；Chassis 18 is fixedly connected on cylinder 8 by bolt hole 21；Chassis 18 is fixedly connected on a support plate 10 by bolt hole 25.
Referring to accompanying drawing 4, in the present embodiment, fourth hole includes multiple, uniform along one of them endless belt of described chassis 18.
Wherein, gland cushion cover 3, circumferentially arranged with annular recess, forms the 3rd accommodation space 7 between gland cushion cover 3 and cylinder 8.Thus avoiding the weight of this gland cushion cover 3 excessive, come off from gland 1.In the present embodiment, gland cushion cover 3 roof is provided with some screwed holes 4, and the 3rd accommodation space 7 is fixedly connected on gland 1 by bolt (not shown) and some screwed holes 4.
Wherein, the height of the blade edge of the polished impeller 14 of height < of the interface channel between the first accommodation space 6 and the second accommodation space 9.So that the abrasive material flowing through this abrasive material runner can be utilized as much as possible.
Wherein, referring to accompanying drawing 6, accompanying drawing 7 and accompanying drawing 10, cylinder 8 is provided with a gap 27 vertically.In the present embodiment, cylinder 8 is to be rolled by a rectangle material to form, this gap 27 weld seam for the bus of this cylinder 8 is welded.
Wherein, referring to accompanying drawing 3, support plate 10 top is provided with the first groove 24, and the diameter of the first groove 24 is identical with the bottom surface wheel diameter of impeller 14.Thus ensureing the impeller 14 centering on a support plate 10.
Wherein, referring to accompanying drawing 1 and accompanying drawing 8, the second through hole 5 is in inverted round table shape so that the end face diameter of the upper surface base diameter < impeller 14 of gland cushion cover 3.Thus ensureing that impeller 14 is glanded cushion cover 3 and suppresses in this first accommodation space 6, it is unlikely to shake off from this first accommodation space 6.
Wherein, the top diameter of the second through hole 5 and the diameter of the first through hole 2 are identical.Thus avoiding abrasive material to remain in the connecting portion of the first through hole 2 and the second through hole 5.
Wherein, referring to accompanying drawing 6 and accompanying drawing 9, being provided with boss 28 bottom gland 1, cylinder 8 top is provided with the second groove 26, and the diameter of boss 28 and the diameter of the second groove 26 are identical.Thus ensureing the centering being connected between gland 1 with cylinder 8.
Referring to accompanying drawing 11, the circulating impeller internal runner finishing method that the embodiment of the present invention provides realizes based on circulating impeller internal runner burnishing device provided by the invention, comprises the following steps:
Step S1: starting abrasive flows lathe (not shown), abrasive flows lathe (not shown) is respectively provided with down stroke or up stroke；
Step S2: when abrasive flows lathe (not shown) is in down stroke, lock (not shown) 16 of floating latches downwards, and abrasive flows flows through abrasive material runner from top to bottom, and the inner flow passage treating wheelabrator 14 is ground polishing；
Step S3: when abrasive flows lathe (not shown) is in up stroke, lock (not shown) 16 of floating upwards is floated, and abrasive flows flows through abrasive flows road on purgation, abrasive material cylinder (not shown) in arrival；
So move in circles step S2～step S3 so that the inner flow passage of polished impeller 14 is by abrasive polishing.
The impeller of compressor bank provided by the invention prepares after polishing via finishing method provided by the invention.
When applying circulating impeller internal runner burnishing device provided by the invention and method, starting abrasive flows lathe, abrasive flows lathe is respectively provided with down stroke or up stroke；When abrasive flows lathe is in down stroke, lock (not shown) of floating latches downwards, and abrasive flows flows through abrasive material runner from top to bottom, and the inner flow passage treating wheelabrator is ground polishing；When abrasive flows lathe is in up stroke, lock (not shown) of floating upwards is floated, and abrasive flows flows through abrasive flows road on purgation, abrasive material cylinder in arrival；So move in circles so that the inner flow passage of polished impeller is by abrasive polishing.Impeller after these apparatus and method polish being carried out experimental verification show, these apparatus and method can make the impeller internal water passage surface roughness prepared be reduced to less than 0.8, makes the raising 1%～1.6% of impeller polytropic efficiency.
Although preferred embodiments of the present invention have been described, but those skilled in the art are once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a circulating impeller internal runner burnishing device, for impeller internal runner is polished, described impeller includes wheel disc, multiple blade, and described blade is fixedly connected on described wheel disc, forming inner flow passage each other in the plurality of blade, described wheel disc is provided with central through hole in center；
It is characterized in that,
Described circulating impeller internal runner burnishing device includes accommodation space, abrasive material runner, blocks screw,
Polished impeller is placed in this accommodation space；
Described abrasive material runner connects with the inner flow passage of described polished impeller；
Described closure screw is arranged at above the central through hole of described polished impeller, blocks the central through hole of described polished impeller；
Under external force, the floating lock of abrasive flows lathe can fluctuate, and when the described lock that floats upwards floats, described abrasive material runner forms path from the bottom to top, and abrasive flows is from the bottom to top by described impeller internal runner；When the described lock that floats latches downwards, described abrasive material runner from top to bottom forms path, and abrasive flows is from top to bottom by impeller internal runner.
2. circulating impeller internal runner burnishing device according to claim 1, it is characterised in that also include cylinder, gland, gland cushion cover, support plate, chassis, base,
Described gland is fixedly connected on the top of described cylinder, and described gland is provided with the first through hole；
Described gland cushion cover is in described inner barrel, and described gland cushion cover is fixedly connected on described gland by end face, and described gland cushion cover is fixedly connected on the inwall of described cylinder by sidewall, and described gland cushion cover is provided with the second through hole；
Described support plate is in described inner barrel, and described support plate is fixedly connected on described chassis by bottom surface, and described support plate is provided with third through-hole；
Described chassis is fixedly connected on the bottom of described cylinder, and described chassis is provided with fourth hole outside described support plate；
Described base is fixedly connected on the lower section on described chassis, and described base center is provided with fifth hole, and described base concedes described fourth hole；
Having the first accommodation space between described gland cushion cover and described support plate, described polished impeller is placed in described first accommodation space；
Described gland cushion cover, there is between support plate, cylinder, chassis the second accommodation space,
Connect between described first through hole, the second through hole, impeller internal runner, the second accommodation space, fourth hole, fifth hole, form described abrasive material runner.
3. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that described gland cushion cover, circumferentially arranged with annular recess, forms the 3rd accommodation space between described gland cushion cover and described cylinder；
As preferably, described gland cushion cover roof is provided with some screwed holes, and described 3rd accommodation space is fixedly connected on described gland by bolt and described some screwed holes.
4. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that the height of the blade edge of polished impeller described in the height < of the interface channel between described first accommodation space and described second accommodation space.
5. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that described cylinder is provided with a gap vertically.
6. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that described support plate top is provided with the first groove, and the diameter of described first groove is identical with the bottom surface wheel diameter of described impeller.
7. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that described second through hole is inverted round table shape so that the end face diameter of impeller described in the upper surface base diameter < of described gland cushion cover；
As preferably, the top diameter of described second through hole is identical with the diameter of described first through hole.
8. circulating impeller internal runner burnishing device according to claim 2, it is characterised in that being provided with boss bottom described gland, described cylinder top is provided with the second groove, and the diameter of described boss is identical with the diameter of described second groove.
9. circulating impeller internal runner finishing method, it is characterised in that realize based on described circulating impeller internal runner burnishing device arbitrary in claim 1～8, comprise the following steps:
Starting abrasive flows lathe, described abrasive flows lathe is respectively provided with down stroke or up stroke；
When described abrasive flows lathe is in down stroke, the lock that floats latches downwards, and abrasive flows flows through described abrasive material runner from top to bottom, and the inner flow passage of described polished impeller is ground polishing；
When described abrasive flows lathe is in up stroke, the lock that floats upwards floats, and abrasive flows flows through described abrasive material runner, abrasive material cylinder in arrival on purgation；
So move in circles so that the inner flow passage of polished impeller is by described abrasive polishing.
10. the impeller of compressor bank, it is characterised in that prepare after polishing via the finishing method described in claim 9.
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| CN201610285398.7A CN105710734A (en) | 2016-04-29 | 2016-04-29 | Circulating impeller inner flow channel polishing device and method |
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| CN201610285398.7A CN105710734A (en) | 2016-04-29 | 2016-04-29 | Circulating impeller inner flow channel polishing device and method |
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| CN108127547A (en) * | 2017-12-20 | 2018-06-08 | 中国航发动力股份有限公司 | A kind of centrifugal impeller extrusion honing device and method |
| CN108326725A (en) * | 2017-12-28 | 2018-07-27 | 西安航天发动机有限公司 | A kind of 3D printing double shrouded wheel abrasive Flow finishing processing device |
| CN109676525A (en) * | 2019-01-07 | 2019-04-26 | 南京航空航天大学 | A kind of impeller complexity inner flow passage abrasive Flow skin processing special fixture |
| CN109732494A (en) * | 2019-01-07 | 2019-05-10 | 南京航空航天大学 | A kind of Special shaped Waveguide Pipes abrasive flows skin processing special fixture |
| 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 |
| CN111456963A (en) * | 2019-12-21 | 2020-07-28 | 合肥皖化电机技术开发有限责任公司 | Design method of furnace water pump blade |
| WO2021036490A1 (en) * | 2019-08-29 | 2021-03-04 | 南京星合精密智能制造研究院有限公司 | Device for processing special-shaped inner hole curved surface using abrasive flow |
| CN114161310A (en) * | 2021-11-25 | 2022-03-11 | 南京晨光集团有限责任公司 | Shape-following abrasive particle flow clamp for titanium alloy integral impeller |
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| CN108326725A (en) * | 2017-12-28 | 2018-07-27 | 西安航天发动机有限公司 | A kind of 3D printing double shrouded wheel abrasive Flow finishing processing device |
| CN109676525A (en) * | 2019-01-07 | 2019-04-26 | 南京航空航天大学 | A kind of impeller complexity inner flow passage abrasive Flow skin processing special fixture |
| CN109732494A (en) * | 2019-01-07 | 2019-05-10 | 南京航空航天大学 | A kind of Special shaped Waveguide Pipes abrasive flows skin processing special fixture |
| 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 |
| WO2021036490A1 (en) * | 2019-08-29 | 2021-03-04 | 南京星合精密智能制造研究院有限公司 | Device for processing special-shaped inner hole curved surface using abrasive flow |
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Inventor after: Hao Chunna Inventor after: Zhou Shunxin Inventor after: Ge Jing Inventor after: Guan Xin Inventor before: Hao Chunna Inventor before: Zhou Shunxin Inventor before: Ge Jing Inventor before: Guan Xin |
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