CN102179760A - Flexible and controllable ring-shaped air-pressure grinding wheel finishing tool - Google Patents

Flexible and controllable ring-shaped air-pressure grinding wheel finishing tool Download PDF

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Publication number
CN102179760A
CN102179760A CN 201110051174 CN201110051174A CN102179760A CN 102179760 A CN102179760 A CN 102179760A CN 201110051174 CN201110051174 CN 201110051174 CN 201110051174 A CN201110051174 A CN 201110051174A CN 102179760 A CN102179760 A CN 102179760A
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China
Prior art keywords
emery wheel
hole
air pressure
ring
grinding wheel
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Pending
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CN 201110051174
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Chinese (zh)
Inventor
计时鸣
金明生
应申舜
袁巧玲
蔡东海
张才
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Priority to CN 201110051174 priority Critical patent/CN102179760A/en
Publication of CN102179760A publication Critical patent/CN102179760A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a flexible and controllable ring-shaped air-pressure grinding wheel finishing tool, comprising a ring-shaped flexible air-pressure grinding wheel, air control shafts and a rotary driving device, wherein the ring-shaped flexible air-pressure grinding wheel has a ring-shaped hollow structure and comprises an elastic bracket and a polishing layer connected on the elastic bracket; the ring-shaped flexible air-pressure grinding wheel is arranged on a grinding wheel supporting body and forms an inner cavity with the grinding wheel supporting body; the grinding wheel supporting body has a disc structure, and is radially provided with first through holes communicated with the inner cavity; the center of the grinding wheel supporting body is connected with the air control shafts; the connecting ends of the air control shafts and the grinding wheel supporting body are provided with deep holes communicated with the first through holes, and the other ends of the deep holes are communicated with air inlets which convey the air to the air control shafts; and the other ends of the air control shafts are connected with the rotary driving device. The flexible and controllable ring-shaped air-pressure grinding wheel finishing tool has the advantages that the surface with high hardness and high wear resistance has a higher material removing rate, the finishing processing with high quality is realized, one-time finishing processing time is long, and the processing efficiency is high.

Description

The controlled annular air pressure emery wheel polishing instrument of a kind of flexibility
Technical field
The present invention relates to the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility, relate in particular to and a kind ofly combine with Robotics, be applied to small curve especially, than the large tracts of land free form surface, difficult processing curve and laser reinforcing surfaces such as chamfering, groove in die surface exists, can effectively improve the stressed distribution situation of polishing, improve the polishing tool of polishing efficiency and quality.
Background technology
Polishing processing is meant does not excise or excises material layer as thin as a wafer from workpiece, to reduce the processing method that workpiece surface roughness is a purpose, adopts polishing or abrasive method usually.According to workpiece to be processed size, finished surface shape, finished surface characteristic and actual process requirements, it is very important to choose suitable method and technology, directly has influence on the quality of mould.Along with industrial expansion, die industry also makes rapid progress, and the polishing difficulty of processing also increases day by day, and wherein free form surface has accounted for the overwhelming majority.Simultaneously, some die surface part or whole through PROCESS FOR TREATMENT, for example laser reinforcing is handled, and makes it to have very high hardness and wearability.The same surface of part mould even present different characteristics is for polishing processing has brought bigger challenge.
Traditional finishing method mainly is to utilize spring or flexible polishing material to obtain instrument to contact with flexibility between the polished surface, adopt free abrasive mostly, therefore, in the process of polishing processing, polishing has embodied great advantage in Free-Form Surface Machining, mainly show its flexible contact, make machining tool have very high adaptability and profiling degree free form surface.Yet the free abrasive pull-out capacity is low, causes the material removal amount of finished surface lowlyer, thereby working (machining) efficiency is low.On the contrary, traditional Ginding process is then removed small allowance by the mobile generation mechanical friction and the chemical action of abrasive material between workpiece and hard lap tool or lapping liquid, this method adopts fixation abrasive grain mostly, and abrasive particle has higher pull-out capacity, and working (machining) efficiency obviously improves.But since the feature limits of instrument its can't be widely used in free form surface.Two kinds of polishing method for processing all have its advantage and insoluble deficiency on using.
Summary of the invention
The abrasive particle pull-out capacity is low in the existing finishing method, polishing efficiency is not high in order to overcome, and mould adaptability in the Ginding process, shortcoming that the profiling degree is not high, the invention provides a kind of abrasive particle pull-out capacity height, polishing efficiency height, and mould adaptability, flexible controlled annular air pressure emery wheel polishing instrument that the profiling degree is high.
Technical scheme of the present invention:
The controlled annular air pressure emery wheel polishing instrument of a kind of flexibility, it is characterized in that: comprise the flexible air pressure emery wheel of ring-type, gas control axle, rotating driving device, the flexible air pressure emery wheel of described ring-type is the annulus hollow structure, it comprises elastic support and the grinding and polishing layer that is connected on the described elastic support, the flexible air pressure emery wheel of described ring-type is installed on the emery wheel supporter, and forms an inner chamber with the emery wheel supporter; Described emery wheel supporter is a disc structure, it radially has first through hole that is communicated with inner chamber, the center of described emery wheel supporter is connected with the gas control axle, described gas control axle and emery wheel supporter link have deep hole, described deep hole is communicated with first through hole, and the other end of described deep hole communicates with the air intake that gas is flowed to the gas control axle; The other end of described gas control axle is connected with rotating driving device.
Further, the center of described emery wheel supporter has tapped through hole, and it is connected with described gas control male thread.
Further, have a plurality of first through holes in the described emery wheel supporter, described first through hole has circular groove in described tapped through hole position, the width of described circular groove is greater than the diameter of described first through hole, and described gas control axle has second through hole that first through hole is communicated with deep hole at described circular groove place.
Further, described gas control axle has third through-hole at the other end place of described deep hole, and described third through-hole is communicated with air intake.
Further, the flexible air pressure emery wheel of described ring-type is a replaceable module, and it is installed on the emery wheel supporter by the emery wheel clip.
Further, the flexible air pressure emery wheel of described ring-type is spherical or polygonized structure, and described grinding and polishing layer is made up of catalysis abrasive particle and cutting abrasive particle, and described elastic support is to be made by rubber, and described grinding and polishing layer is bonded on the described elastic support.
Technical conceive of the present invention is: press polished part size and actual polishing demand, satisfying design and flexible air pressure emery wheel of making ring-type and emery wheel supporter under the prerequisite of technical indicator, with emery wheel clip sealing and fixing, and form inner chamber.Gas control axle one end is connected with the emery wheel supporter by helicitic texture, and the other end is connected with rotating driving device, drives the flexible air pressure emery wheel rotation of ring-type.Air intake links to each other with pneumatic control system, gas is entered the gas control axle by the gas control axle deep hole that links to each other with air intake, arrive the inner chamber of flexible air pressure emery wheel of ring-type and emery wheel supporter sealing formation again via first through hole of emery wheel supporter, thereby surface characteristic and processing request according to workpiece to be processed are regulated the flexible air pressure emery wheel of ring-type air pressure inside, improve or reduce the hardness of the pull-out capacity and the flexible air pressure emery wheel of ring-type of abrasive particle, improve the efficient and the quality of polishing processing.In the polishing process, because abrasive particle is that sandwich construction is bonded in rubber, along with contacting of outer abrasive particle and polished part different rotary mode, can produce from sharpening effect, and finally exhaust or come off, this moment, the abrasive particle of internal layer constantly occurred again relatively, thereby realized disposable long-time, high efficiency polishing.
Beneficial effect of the present invention is: in conjunction with polishing and the advantage separately of grinding, free form surface is had higher adaptivity and profiling degree, simultaneously, at the surface that possesses high rigidity, high-wearing feature after the laser reinforcing processing higher material removing rate is arranged; The pull-out capacity that binding agent produces can improve the contact force on flexible air pressure emery wheel of ring-type and workpiece to be processed surface effectively, removes thereby under equal conditions accelerate material, has further strengthened the application on the laser reinforcing die surface; Carry out the mould of PROCESS FOR TREATMENT at local surfaces, same workpiece to be processed surface presents different surfaces characteristic, internal pressure by the flexible air pressure emery wheel of control ring-type, with the abrasive particle pull-out capacity processing of certainty technology polishing is carried out in different zones with different hardness, obtained desirable polishing working (machining) efficiency and quality; The profile characteristics of the sandwich construction of abrasive particle and ring-type flexible air-bag emery wheel determine the long-pending over there bigger plane of this instrument and carry out polishing than the curved surface of large tracts of land, low curvature to add man-hour, a polishing long processing time, the working (machining) efficiency height, particularly for special and difficult machining areas such as interior chamfering, grooves, by the configuration design of the flexible air pressure emery wheel of ring-type, realize high-quality polishing processing; This tool construction is simple, be easy to design and make, and combines with robot, and the automaticity height is easily realized industrialization.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present invention.
Fig. 2 is the flexible air pressure emery wheel of a ring-type of the present invention schematic cross-section.
Fig. 3 is the flexible air pressure emery wheel schematic diagram of the present invention's series.
The specific embodiment
With reference to Fig. 1-3, the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility, comprise the flexible air pressure emery wheel 7 of ring-type, gas control axle 1, rotating driving device 2, the flexible air pressure emery wheel 7 of described ring-type is annulus hollow structures, it comprises elastic support 71 and the grinding and polishing layer 72 that is connected on the described elastic support 71, the flexible air pressure emery wheel 7 of described ring-type is installed on the emery wheel supporter 5, and forms an inner chamber 4 with emery wheel supporter 5; Described emery wheel supporter 5 is disc structures, it radially has first through hole 52 that is communicated with inner chamber 4, the center of described emery wheel supporter 5 is connected with gas control axle 1, described gas control axle 1 has deep hole 12 with emery wheel supporter 5 links, described deep hole 12 is communicated with first through hole 52, and the other end of described deep hole 12 communicates with the air intake 3 that gas is flowed to gas control axle 1; The other end of described gas control axle 1 is connected with rotating driving device 2.
The center of described emery wheel supporter 5 has tapped through hole, and it is threaded with described gas control axle 1.
Have a plurality of first through holes 52 in the described emery wheel supporter 5, described first through hole 52 has circular groove 51 in described tapped through hole position, the width of described circular groove 51 is greater than the diameter of described first through hole 52, and described gas control axle 1 has second through hole 13 that first through hole 52 is communicated with deep hole 12 at described circular groove 51 places.
Described gas control axle 1 has third through-hole 11 at the other end place of described deep hole 12, and described third through-hole 11 is communicated with air intake 3.
The flexible air pressure emery wheel 7 of described ring-type is replaceable modules, and it is installed on the emery wheel supporter 5 by emery wheel clip 6.
The flexible air pressure emery wheel 7 of described ring-type is spherical or polygonized structure, and described grinding and polishing layer 72 is made up of catalysis abrasive particle and cutting abrasive particle, and described elastic support 71 is to be made by rubber, and described grinding and polishing layer 72 is bonded on the described elastic support 71.
Technical conceive of the present invention is: press polished part size and actual polishing demand, satisfying design and flexible air pressure emery wheel 7 of making ring-type and emery wheel supporter 5 under the prerequisite of technical indicator, with emery wheel clip 6 sealing and fixing, and form inner chamber 4.Gas control axle 1 one ends are connected with emery wheel supporter 5 by helicitic texture, and the other end is connected with rotating driving device 2, drive flexible air pressure emery wheel 7 rotations of ring-type.Air intake 3 links to each other with pneumatic control system, gas is entered gas control axle 1 by the gas control axle deep hole 12 that links to each other with air intake 3, arrive the inner chamber 4 of flexible air pressure emery wheel 7 of ring-type and the 5 sealing formation of emery wheel supporter again via first through hole 52 of emery wheel supporter 5, thereby surface characteristic and processing request according to workpiece to be processed are regulated the flexible air pressure emery wheel of ring-type 7 air pressure inside, improve or reduce the hardness of the pull-out capacity and the flexible air pressure emery wheel 7 of ring-type of abrasive particle, improve the efficient and the quality of polishing processing.In the polishing process, because abrasive particle is that sandwich construction is bonded in rubber, along with contacting of outer abrasive particle and polished part different rotary mode, can produce from sharpening effect, and finally exhaust or come off, this moment, the abrasive particle of internal layer constantly occurred again relatively, thereby realized disposable long-time, high efficiency polishing.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.

Claims (6)

1. controlled annular air pressure emery wheel polishing instrument of flexibility, it is characterized in that: comprise the flexible air pressure emery wheel of ring-type, gas control axle, rotating driving device, the flexible air pressure emery wheel of described ring-type is the annulus hollow structure, it comprises elastic support and the grinding and polishing layer that is connected on the described elastic support, the flexible air pressure emery wheel of described ring-type is installed on the emery wheel supporter, and forms an inner chamber with the emery wheel supporter; Described emery wheel supporter is a disc structure, it radially has first through hole that is communicated with inner chamber, the center of described emery wheel supporter is connected with the gas control axle, described gas control axle and emery wheel supporter link have deep hole, described deep hole is communicated with first through hole, and the other end of described deep hole communicates with the air intake that gas is flowed to the gas control axle; The other end of described gas control axle is connected with rotating driving device.
2. the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility according to claim 1, it is characterized in that: the center of described emery wheel supporter has tapped through hole, and it is connected with described gas control male thread.
3. the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility according to claim 2, it is characterized in that: have a plurality of first through holes in the described emery wheel supporter, described first through hole has circular groove in described tapped through hole position, the width of described circular groove is greater than the diameter of described first through hole, and described gas control axle has second through hole that first through hole is communicated with deep hole at described circular groove place.
4. according to the controlled annular air pressure emery wheel polishing instrument of the described a kind of flexibility of one of claim 1 ~ 3, it is characterized in that: described gas control axle has third through-hole at the other end place of described deep hole, and described third through-hole is communicated with air intake.
5. the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility according to claim 4 is characterized in that: the flexible air pressure emery wheel of described ring-type is a replaceable module, and it is installed on the emery wheel supporter by the emery wheel clip.
6. the controlled annular air pressure emery wheel polishing instrument of a kind of flexibility according to claim 5, it is characterized in that: the flexible air pressure emery wheel of described ring-type is spherical or polygonized structure, described grinding and polishing layer is made up of catalysis abrasive particle and cutting abrasive particle, described elastic support is to be made by rubber, and described grinding and polishing layer is bonded on the described elastic support.
CN 201110051174 2011-03-03 2011-03-03 Flexible and controllable ring-shaped air-pressure grinding wheel finishing tool Pending CN102179760A (en)

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Application Number Priority Date Filing Date Title
CN 201110051174 CN102179760A (en) 2011-03-03 2011-03-03 Flexible and controllable ring-shaped air-pressure grinding wheel finishing tool

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105598833A (en) * 2015-12-31 2016-05-25 厉志安 Novel disc type flexible grinding wheel machining tool
CN110434716A (en) * 2019-08-16 2019-11-12 天津大学 A kind of power/adaptive grinding and polishing apparatus of position controllable face type and method
CN111230653A (en) * 2020-02-03 2020-06-05 天津大学 Novel wheeled gasbag polishing device
CN111331458A (en) * 2020-04-15 2020-06-26 华育昌(肇庆)智能科技研究有限公司 3D prints finished product grinding assembly and grinding device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255474A (en) * 1990-08-06 1993-10-26 Matsushita Electric Industrial Co., Ltd. Polishing spindle
CN2301291Y (en) * 1997-09-13 1998-12-23 威海工友集团公司 Abrasive cutting device for small woodworking machinetool
CN2302091Y (en) * 1997-02-24 1998-12-30 郭平顺 Air wheel
CN2815604Y (en) * 2005-06-17 2006-09-13 浙江工业大学 Electric-pheumatic adjustable flexible polishing tool
CN201026584Y (en) * 2007-05-22 2008-02-27 江南大学 Flexible grinding wheel for grinding abrasive belt with curved surface
CN101733694A (en) * 2008-11-07 2010-06-16 李大龙 Novel flexible polishing grinding head
CN201659486U (en) * 2010-04-27 2010-12-01 浙江工业大学 Main-auxiliary compound ballonet polishing tool
CN202045563U (en) * 2011-03-03 2011-11-23 浙江工业大学 Flexible controllable annular pneumatic grinding wheel finishing tool

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255474A (en) * 1990-08-06 1993-10-26 Matsushita Electric Industrial Co., Ltd. Polishing spindle
CN2302091Y (en) * 1997-02-24 1998-12-30 郭平顺 Air wheel
CN2301291Y (en) * 1997-09-13 1998-12-23 威海工友集团公司 Abrasive cutting device for small woodworking machinetool
CN2815604Y (en) * 2005-06-17 2006-09-13 浙江工业大学 Electric-pheumatic adjustable flexible polishing tool
CN201026584Y (en) * 2007-05-22 2008-02-27 江南大学 Flexible grinding wheel for grinding abrasive belt with curved surface
CN101733694A (en) * 2008-11-07 2010-06-16 李大龙 Novel flexible polishing grinding head
CN201659486U (en) * 2010-04-27 2010-12-01 浙江工业大学 Main-auxiliary compound ballonet polishing tool
CN202045563U (en) * 2011-03-03 2011-11-23 浙江工业大学 Flexible controllable annular pneumatic grinding wheel finishing tool

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105598833A (en) * 2015-12-31 2016-05-25 厉志安 Novel disc type flexible grinding wheel machining tool
CN110434716A (en) * 2019-08-16 2019-11-12 天津大学 A kind of power/adaptive grinding and polishing apparatus of position controllable face type and method
CN111230653A (en) * 2020-02-03 2020-06-05 天津大学 Novel wheeled gasbag polishing device
CN111331458A (en) * 2020-04-15 2020-06-26 华育昌(肇庆)智能科技研究有限公司 3D prints finished product grinding assembly and grinding device
CN111331458B (en) * 2020-04-15 2022-06-17 华育昌(肇庆)智能科技研究有限公司 3D prints finished product grinding assembly and grinding device

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Application publication date: 20110914