EP4025384A4 - Magnetorheologischer endbearbeitungskopf mit hoher abtragsrate - Google Patents

Magnetorheologischer endbearbeitungskopf mit hoher abtragsrate Download PDF

Info

Publication number
EP4025384A4
EP4025384A4 EP20861237.4A EP20861237A EP4025384A4 EP 4025384 A4 EP4025384 A4 EP 4025384A4 EP 20861237 A EP20861237 A EP 20861237A EP 4025384 A4 EP4025384 A4 EP 4025384A4
Authority
EP
European Patent Office
Prior art keywords
removal rate
high removal
finishing head
magnetorheological finishing
magnetorheological
Prior art date
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
EP20861237.4A
Other languages
English (en)
French (fr)
Other versions
EP4025384A1 (de
Inventor
William Messner
Johnathan DAVIS
Christopher Maloney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QED Technologies International LLC
Original Assignee
QED Technologies International LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by QED Technologies International LLC filed Critical QED Technologies International LLC
Publication of EP4025384A1 publication Critical patent/EP4025384A1/de
Publication of EP4025384A4 publication Critical patent/EP4025384A4/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/10—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work
    • B24B31/112—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work using magnetically consolidated grinding powder, moved relatively to the workpiece under the influence of pressure
    • 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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/01—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
    • 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
    • B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
    • B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
EP20861237.4A 2019-09-04 2020-09-02 Magnetorheologischer endbearbeitungskopf mit hoher abtragsrate Pending EP4025384A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962895861P 2019-09-04 2019-09-04
PCT/US2020/049053 WO2021046119A1 (en) 2019-09-04 2020-09-02 High removal rate magnetorheological finishing head

Publications (2)

Publication Number Publication Date
EP4025384A1 EP4025384A1 (de) 2022-07-13
EP4025384A4 true EP4025384A4 (de) 2023-09-13

Family

ID=74853003

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20861237.4A Pending EP4025384A4 (de) 2019-09-04 2020-09-02 Magnetorheologischer endbearbeitungskopf mit hoher abtragsrate

Country Status (7)

Country Link
US (1) US20220314390A1 (de)
EP (1) EP4025384A4 (de)
JP (1) JP2022546573A (de)
KR (1) KR20220052366A (de)
CN (1) CN114340845A (de)
IL (1) IL291053A (de)
WO (1) WO2021046119A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5839944A (en) * 1995-10-16 1998-11-24 Byelocorp, Inc. Apparatus deterministic magnetorheological finishing of workpieces
US5951369A (en) * 1999-01-06 1999-09-14 Qed Technologies, Inc. System for magnetorheological finishing of substrates
US20020177392A1 (en) * 2001-05-22 2002-11-28 William Kordonski Delivery system for magnetorheological fluid
CN100436052C (zh) * 2006-09-04 2008-11-26 厦门大学 参数可调式磁流变抛光轮
KR20110136206A (ko) * 2010-06-14 2011-12-21 연세대학교 산학협력단 자기유변유체를 이용한 피가공물의 연마장치 및 그 연마방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6503414B1 (en) * 1992-04-14 2003-01-07 Byelocorp Scientific, Inc. Magnetorheological polishing devices and methods
KR101207366B1 (ko) * 2010-06-18 2012-12-04 인하대학교 산학협력단 자기유변 유체를 이용한 연마장치, 연마방법
US8613640B2 (en) * 2010-12-23 2013-12-24 Qed Technologies International, Inc. System for magnetorheological finishing of substrates
CN106826411B (zh) * 2017-02-21 2019-06-14 广东工业大学 一种凸轮驱动磁体式磁流变流体动压抛光装置及抛光方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5839944A (en) * 1995-10-16 1998-11-24 Byelocorp, Inc. Apparatus deterministic magnetorheological finishing of workpieces
US5951369A (en) * 1999-01-06 1999-09-14 Qed Technologies, Inc. System for magnetorheological finishing of substrates
US20020177392A1 (en) * 2001-05-22 2002-11-28 William Kordonski Delivery system for magnetorheological fluid
CN100436052C (zh) * 2006-09-04 2008-11-26 厦门大学 参数可调式磁流变抛光轮
KR20110136206A (ko) * 2010-06-14 2011-12-21 연세대학교 산학협력단 자기유변유체를 이용한 피가공물의 연마장치 및 그 연마방법

Also Published As

Publication number Publication date
KR20220052366A (ko) 2022-04-27
WO2021046119A1 (en) 2021-03-11
IL291053A (en) 2022-05-01
US20220314390A1 (en) 2022-10-06
EP4025384A1 (de) 2022-07-13
CN114340845A (zh) 2022-04-12
JP2022546573A (ja) 2022-11-04

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RIC1 Information provided on ipc code assigned before grant

Ipc: B24B 57/02 20060101ALI20230810BHEP

Ipc: B24B 13/01 20060101ALI20230810BHEP

Ipc: B24B 31/112 20060101AFI20230810BHEP

RIN1 Information on inventor provided before grant (corrected)

Inventor name: MALONEY, CHRISTOPHER

Inventor name: DAVIS, JOHNATHAN

Inventor name: MESSNER, WILLIAM