CN109500702A - A kind of plastic polishing method of integral wheel - Google Patents

A kind of plastic polishing method of integral wheel Download PDF

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Publication number
CN109500702A
CN109500702A CN201910022274.3A CN201910022274A CN109500702A CN 109500702 A CN109500702 A CN 109500702A CN 201910022274 A CN201910022274 A CN 201910022274A CN 109500702 A CN109500702 A CN 109500702A
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CN
China
Prior art keywords
pressure
profiled sheeting
wheel
pressure face
integral
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910022274.3A
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Chinese (zh)
Inventor
张振宇
廖龙兴
王绍臣
王新泽
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Dalian University of Technology
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Dalian University of Technology
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Publication date
Application filed by Dalian University of Technology filed Critical Dalian University of Technology
Priority to CN201910022274.3A priority Critical patent/CN109500702A/en
Publication of CN109500702A publication Critical patent/CN109500702A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/14Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding turbine blades, propeller blades or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The present invention provides a kind of plastic polishing methods of integral wheel, specifically include pressure face plastic polishing, suction surface plastic polishing and wheel hub surface plastic polishing.By processing profiled sheeting identical with integral wheel pressure face, suction surface and wheel hub surface shape, profiled sheeting one side is connect with cylinder, make the another side of profiled sheeting be polished surface with integral wheel in the presence of cylinder to be bonded completely, and is uniformly dispersed with the abrasive pastes containing ingredients such as boron carbide, paraffin, imported oil, brighteners between two surfaces.Tangential direction of the profiled sheeting along the biggish face of curved surface slope quickly does reciprocal high-frequency vibration, so that the minute abrasive in abrasive pastes and impeller surface generate friction, so that the part of its surface irregularity be polished.Polishing efficiency of the present invention is high, quality is stable, at low cost.

Description

A kind of plastic polishing method of integral wheel
Technical field
The present invention relates to a kind of processing method of impeller more particularly to a kind of Ultraprecise polished processing sides of integral wheel Method.
Background technique
Integral wheel is the critical component of the dynamic power machines such as turbo type engine, booster, be widely used in aerospace, The industries such as ship machinery and air blower, processing quality directly influence the aerodynamic quality and mechanical efficiency of engine.
The machined surface of integral wheel mainly includes blade and hub portion, and usual impeller uses multiaxis number after roughing It controls lathe and carries out finish-milling.For blade because of type face complexity, distortion is big, and processing easily interferes;In addition, vane thickness is small, so that plus Working hour easily deforms;Numerical control finish-milling or fine grinding simultaneously, the milling cutter or bistrique of use, length is big, rigidity is small, and cutter is caused to shake Move the problems such as big, easy to wear and Impeller Machining quality is lower.
To solve the above problem, after impeller finish-milling or fine grinding, usually manually polished again.But the polishing mode is not only Low efficiency, and it is difficult to ensure the surface accuracy of integral wheel, seriously affect the high-precision high-efficiency processing of impeller.In consideration of it, this Invention proposes a kind of method of integral wheel plastic polishing.
Summary of the invention
The purpose of the present invention is to provide a kind of method of integral wheel polishing, with solve artificial polishing efficiency it is low, The problem of at high cost, unstable quality.
A kind of plastic polishing method of integral wheel, including pressure face plastic polishing, suction surface plastic polishing and wheel hub surface Plastic polishing;Pressure faces first all to integral wheel successively polish, then using same principle respectively to suction surface, wheel Hub portion is polished;
By taking pressure face plastic polishing as an example, it is described in detail:
(1) pressure face profiled sheeting one end is connect with vibrating mechanism, and the back side is connect with cylinder, the forming surface opposite with the back side It is bonded with blade pressure surface;
(2) it is 0.7 that a layer thickness is uniformly smeared between the forming surface of pressure face profiled sheeting and the pressure face of integral wheel The abrasive pastes of~1mm, wherein grinding paste composition and mass percentage content are as follows: 65~76wt.% boron carbide, 10~ 20wt.% paraffin, 8~12wt.% imported oil, 1~5wt.% toluenesulfonic acid sodium salt;
(3) after integral wheel is fixedly clamped, pressure face profiled sheeting is under the drive of vibrating mechanism, along blade pressure surface slope The tangential direction at maximum position does reciprocal high-frequency vibration, and the vibration frequency for controlling vibrating mechanism is 150~180Hz/S, vibration Time 40-60S, amplitude 0.6-0.8mm avoid interfering in polishing process;
(4) in pressure face profiled sheeting vibration processes, the pressure that the back side is applied by cylinder, the pressure guarantees in abrasive pastes Abrasive grain and blade pressure surface generate friction, so that the rough part of blade surface be polished;
(5) after a blade pressure surface is completed in polishing, pressure face profiled sheeting is removed to the runner of integral wheel, integral wheel It is rotated around its center line, rotation angular dimension is 360 °/n, and wherein n is Integral impeller blade number;
(6) repeat the above steps (2)~(5), completes until all pressure faces of Integral impeller blade are polished;
(7) suction surface of integral wheel, wheel hub surface plastic polishing method are identical as pressure face plastic polishing method;
(8) it after the completion of all pressure faces of integral wheel, suction surface, wheel hub surface all polish, is rinsed, is rushed with clear water After wash clean, then dried with soft cloth;
(9) forming surface of pressure face profiled sheeting, the forming surface of suction surface profiled sheeting, the forming surface shape of wheel hub surface profiled sheeting It is identical as the shape of the pressure face of integral wheel, suction surface and wheel hub surface respectively, guarantee that each surface of integral wheel is uniform Polishing, and the polishing efficiency is high, quality is stablized.
The beneficial effects of the present invention are: profiled sheeting plastic polishing integral wheel is high-efficient, at low cost, and quality of finish is steady It is fixed, and can guarantee all blades of integral wheel and the consistency of wheel hub quality.
Detailed description of the invention
Fig. 1 is integral wheel pressure face plastic polishing process principle schematic diagram.
Fig. 2 is bonded partial enlarged view with blade pressure surface for pressure face profiled sheeting.
Fig. 3 is pressure face profiled sheeting schematic diagram.
Fig. 4 is suction surface profiled sheeting schematic diagram.
Fig. 5 is wheel hub surface profiled sheeting schematic diagram.
In figure: 10 integral wheels;11 pressure faces;12 suction surfaces;13 wheel hub surfaces;20 pressure face profiled sheetings;21 pressure faces at The template back side;22 pressure face profiled sheeting forming surfaces;30 abrasive pastes abrasive materials;40 suction surface profiled sheetings;50 wheel hub surface profiled sheetings.
Specific embodiment
With reference to the accompanying drawing and technical solution, the invention will be further described.
Polished in this example is integral wheel used on air blower, material FV520B, with blade pressure surface For plastic polishing, steps are as follows for specific method:
Step 1: as shown in Figure 1, being 10 pressure face of integral wheel, 11 plastic polishing process principle schematic diagram.Pressure face molding 20 one end of plate is connect with vibrating mechanism, and the back side 21 is connect with cylinder, and opposite forming surface 22 is bonded with blade pressure surface 11.
Step 2: as shown in Fig. 2, between the forming surface 22 of pressure face profiled sheeting 20 and the pressure face 11 of integral wheel 10 uniformly Smearing a layer thickness be 0.7mm abrasive pastes, wherein grinding paste composition and mass percentage content are as follows: 76wt.% boron carbide, 12wt.% paraffin, 10wt.% imported oil, 2wt.% toluenesulfonic acid sodium salt.
Step 3: after integral wheel 10 is fixedly clamped, pressure face profiled sheeting 20 is under the drive of vibrating mechanism, along blade pressure The tangential direction L (such as Fig. 1) at power face maximum slope position quickly does reciprocal high-frequency vibration, and wherein vibrator vibration frequency is 170Hz/S, time of vibration 50S, amplitude 0.7mm can avoid interfering in polishing process.
Step 4: pressure face profiled sheeting 20 is during vibration, pressure F that the back side 21 is applied by cylinderN(as schemed 1).Wherein cylinder model CXS20-50 used in this example, the actual pressure F which generates pressure face profiled sheeting 20NFor 6.3 Kgfs, which can guarantee that abrasive grain 30 (such as Fig. 2) and blade pressure surface 11 in abrasive pastes generate friction, thus by leaf The part of piece surface irregularity polishes.
Step 5: polishing complete a blade pressure surface after, by profiled sheeting remove integral wheel runner, integral wheel around Its center line rotates an angle, and angular dimension is 360 °/n, and wherein n is Integral impeller blade number, blade in present example Number is 13.
Step 6: repeat the above steps 2~step 5, completes until all pressure faces of Integral impeller blade are polished.
Step 7: suction surface 12,13 plastic polishing method of wheel hub surface and the polishing step of integral wheel are the same as its pressure face 11.
Step 8: all pressure faces of integral wheel, suction surface, wheel hub surface all after the completion of polishing, are rushed with clear water It washes, after rinsing well, then is dried with soft cloth, to complete the whole process of integral wheel plastic polishing.
As shown in Figures 3 to 5, described in this example, the molding of the forming surface 22, suction surface profiled sheeting of pressure face profiled sheeting Face 40, wheel hub surface profiled sheeting forming surface 50 shape, respectively with the pressure face 11 of integral wheel 10, suction surface 12 and wheel hub surface 13 shape is identical, which can guarantee that the machined surface of integral wheel 10 is uniformly polished, and its polishing efficiency is high, matter Amount is stablized.

Claims (1)

1. a kind of plastic polishing method of integral wheel, including pressure face plastic polishing, suction surface plastic polishing and wheel hub surface at Type polishing;Pressure faces first all to integral wheel successively polish, then using same principle respectively to suction surface, wheel hub Part is polished;It is characterized in that,
Steps are as follows for pressure face plastic polishing:
(1) pressure face profiled sheeting one end is connect with vibrating mechanism, and the back side is connect with cylinder, the forming surface opposite with the back side and leaf The fitting of piece pressure face;
(2) it is 0.7~1mm that a layer thickness is uniformly smeared between the forming surface of pressure face profiled sheeting and the pressure face of integral wheel Abrasive pastes, wherein grinding paste composition and mass percentage content it is as follows: 65~76wt.% boron carbide, 10~20wt.% stone Wax, 8~12wt.% imported oil, 1~5wt.% toluenesulfonic acid sodium salt;
(3) after integral wheel is fixedly clamped, pressure face profiled sheeting is under the drive of vibrating mechanism, along blade pressure surface maximum slope The tangential direction at position does reciprocal high-frequency vibration, and the vibration frequency for controlling vibrating mechanism is 150~180Hz/S, time of vibration 40-60S, amplitude 0.6-0.8mm avoid interfering in polishing process;
(4) in pressure face profiled sheeting vibration processes, the pressure that the back side is applied by cylinder, the pressure guarantees the mill in abrasive pastes Grain generates friction with blade pressure surface, so that the rough part of blade surface be polished;
(5) after a blade pressure surface is completed in polishing, pressure face profiled sheeting is removed to the runner of integral wheel, integral wheel is around it Center line rotation, rotation angular dimension are 360 °/n, and wherein n is Integral impeller blade number;
(6) repeat the above steps (2)~(5), completes until all pressure faces of Integral impeller blade are polished;
(7) suction surface of integral wheel, wheel hub surface plastic polishing method are identical as pressure face plastic polishing method;
(8) it after the completion of all pressure faces of integral wheel, suction surface, wheel hub surface all polish, is rinsed, is rinsed dry with clear water After net, then dried with soft cloth;
(9) forming surface of pressure face profiled sheeting, the forming surface of suction surface profiled sheeting, the forming surface shape of wheel hub surface profiled sheeting difference It is identical as the shape of the pressure face of integral wheel, suction surface and wheel hub surface, guarantee that each surface of integral wheel is uniformly polished, And the polishing efficiency is high, quality is stablized.
CN201910022274.3A 2019-01-10 2019-01-10 A kind of plastic polishing method of integral wheel Pending CN109500702A (en)

Priority Applications (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253345A (en) * 2019-06-28 2019-09-20 大连理工大学 A kind of cmp method and burnishing device of integral wheel
CN110576376A (en) * 2019-09-16 2019-12-17 孙庆峰 Water pump impeller surface finishing treatment method
CN111571341A (en) * 2020-05-29 2020-08-25 杭州勒格智能设备有限公司 Automatic finish machining equipment for pump body impeller manufacturing
CN113523909A (en) * 2021-06-17 2021-10-22 温州大学 Blisk flexible grinding and polishing processing technology for improving roughness of outer surface
CN114131430A (en) * 2021-11-10 2022-03-04 沈阳工程学院 Ternary impeller grinding tool and technological method

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CN103522151A (en) * 2013-10-31 2014-01-22 吉林大学 Pressure controllable abrasive belt tool system for grinding and polishing blades
CN105014228A (en) * 2015-08-03 2015-11-04 黄山学院 Stirring head for friction-stir connection of aluminum alloy thin plate and manufacturing method of stirring head
CN105171565A (en) * 2015-10-20 2015-12-23 南京宁庆数控机床制造有限公司 Portable airplane engine blade grinding machine

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US3110141A (en) * 1960-06-02 1963-11-12 John E Dalgleish Method for making articles
JPS50316B1 (en) * 1968-10-11 1975-01-08
SU406709A1 (en) * 1969-08-25 1973-11-21 METHOD OF COUPLED GRINDING PROFILE OF PEN OF GAS TURBINE ENGINE BLADES
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253345A (en) * 2019-06-28 2019-09-20 大连理工大学 A kind of cmp method and burnishing device of integral wheel
CN110576376A (en) * 2019-09-16 2019-12-17 孙庆峰 Water pump impeller surface finishing treatment method
CN110576376B (en) * 2019-09-16 2021-06-22 济宁安泰矿山设备制造有限公司 Water pump impeller surface finishing treatment method
CN111571341A (en) * 2020-05-29 2020-08-25 杭州勒格智能设备有限公司 Automatic finish machining equipment for pump body impeller manufacturing
CN113523909A (en) * 2021-06-17 2021-10-22 温州大学 Blisk flexible grinding and polishing processing technology for improving roughness of outer surface
CN114131430A (en) * 2021-11-10 2022-03-04 沈阳工程学院 Ternary impeller grinding tool and technological method

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