GB2223544B - Feed-screw support structure - Google Patents

Feed-screw support structure

Info

Publication number
GB2223544B
GB2223544B GB8919718A GB8919718A GB2223544B GB 2223544 B GB2223544 B GB 2223544B GB 8919718 A GB8919718 A GB 8919718A GB 8919718 A GB8919718 A GB 8919718A GB 2223544 B GB2223544 B GB 2223544B
Authority
GB
United Kingdom
Prior art keywords
feed
support structure
screw support
screw
support
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.)
Expired - Fee Related
Application number
GB8919718A
Other versions
GB8919718D0 (en
GB2223544A (en
Inventor
Hiroshi Narushima
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.)
Okuma Corp
Original Assignee
Okuma Machinery Works Ltd
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
Priority claimed from JP63059822A external-priority patent/JPH0675816B2/en
Priority claimed from JP63059824A external-priority patent/JPH0665454B2/en
Priority claimed from JP63059823A external-priority patent/JPH0769231B2/en
Priority claimed from JP63217564A external-priority patent/JPH0265940A/en
Priority claimed from DE3900121A external-priority patent/DE3900121A1/en
Application filed by Okuma Machinery Works Ltd filed Critical Okuma Machinery Works Ltd
Publication of GB8919718D0 publication Critical patent/GB8919718D0/en
Publication of GB2223544A publication Critical patent/GB2223544A/en
Application granted granted Critical
Publication of GB2223544B publication Critical patent/GB2223544B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/262—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members with means to adjust the distance between the relatively slidable members
    • B23Q1/265—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members with means to adjust the distance between the relatively slidable members between rotating members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/34—Relative movement obtained by use of deformable elements, e.g. piezoelectric, magnetostrictive, elastic or thermally-dilatable elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0003—Arrangements for preventing undesired thermal effects on tools or parts of the machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
    • B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
    • B23Q17/0966—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining by measuring a force on parts of the machine other than a motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • B23Q5/404—Screw bearings therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/22—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with arrangements compensating for thermal expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/2003—Screw mechanisms with arrangements for taking up backlash
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General buildup of machine tools, e.g. spindles, slides, actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Transmission Devices (AREA)
GB8919718A 1988-03-14 1989-08-31 Feed-screw support structure Expired - Fee Related GB2223544B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP63059822A JPH0675816B2 (en) 1988-03-14 1988-03-14 Mounting structure for machine tool detector
JP63059824A JPH0665454B2 (en) 1988-03-14 1988-03-14 Tool mounting adapter with load detector
JP63059823A JPH0769231B2 (en) 1988-03-14 1988-03-14 Load detection device using piezoelectric sensor
JP63217564A JPH0265940A (en) 1988-08-31 1988-08-31 Support structure for feed screw
DE3900121A DE3900121A1 (en) 1989-01-04 1989-01-04 Ball bearing axial tension regulating assembly

Publications (3)

Publication Number Publication Date
GB8919718D0 GB8919718D0 (en) 1989-10-11
GB2223544A GB2223544A (en) 1990-04-11
GB2223544B true GB2223544B (en) 1993-04-07

Family

ID=32686299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8919718A Expired - Fee Related GB2223544B (en) 1988-03-14 1989-08-31 Feed-screw support structure

Country Status (2)

Country Link
EP (1) EP0377145A3 (en)
GB (1) GB2223544B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2223544B (en) * 1988-03-14 1993-04-07 Okuma Machinery Works Ltd Feed-screw support structure
DE69428670T2 (en) * 1994-01-28 2002-07-11 International Business Machines Corp., Armonk Impact avoidance shock ring to protect disk drive motor mounts
DE19754966A1 (en) * 1997-12-11 1999-09-09 Bayerische Motoren Werke Ag Switching device for manual transmissions
DE19826174C2 (en) 1998-06-13 2002-02-21 Daimler Chrysler Ag Procedure for changing the clamping conditions of a shaft
DE19826172C2 (en) * 1998-06-13 2001-09-27 Daimler Chrysler Ag Process for changing the clamping conditions between a shaft bearing and a turned part and shaft bearing
DE19826176C2 (en) 1998-06-13 2002-03-14 Daimler Chrysler Ag Procedure for detuning the natural frequency of a wave
IT1315864B1 (en) * 2000-03-15 2003-03-26 Umbra Cuscinetti Spa DEVICE FOR MEASURING AND ADJUSTING THE PRELOAD BEARING.
US20040263024A1 (en) * 2003-06-26 2004-12-30 Meffe Marc E. Piezodynamic preload adjustment system
US20060023985A1 (en) * 2004-07-27 2006-02-02 Mircea Gradu Adaptive bearing system containing a piezoelectric actuator for controlling setting
DE102005027082A1 (en) * 2005-06-11 2006-12-14 Daimlerchrysler Ag Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement
JP5463736B2 (en) 2009-06-02 2014-04-09 Ｏｂａｒａ Ｇｒｏｕｐ株式会社 Hollow drive unit incorporating a piezoelectric load cell
CN106891202B (en) * 2016-11-07 2023-02-14 天津大学 Intelligent monitoring system for high-speed precision spindle pretightening force and pretightening displacement and control method thereof
CN108637770A (en) * 2018-04-27 2018-10-12 南通国盛智能科技集团股份有限公司 A kind of drive mechanism reducing Thermal Error
CN108581584A (en) * 2018-07-28 2018-09-28 重庆宏钢数控机床有限公司 The steel bushing combination unit being pre-stretched convenient for leading screw
EP3633217A1 (en) * 2018-10-02 2020-04-08 Berlin Heart GmbH Bearing assembly and rotation fluid pump
DE102019109359A1 (en) * 2019-04-09 2020-10-15 Ifm Electronic Gmbh Ball screw drive with adjustable preload
CN110361196B (en) * 2019-07-19 2021-07-09 中国航发沈阳发动机研究所 Aeroengine rotor axial force measuring device
US11268608B2 (en) 2019-07-22 2022-03-08 Hiwin Technologies Corp. Ball screw with a load condition feedback mechanism
DE102019211235A1 (en) * 2019-07-29 2021-02-04 Hiwin Technologies Corp. BALL SCREW WITH A LOAD STATE FEEDBACK MECHANISM
CN114473413A (en) * 2022-01-25 2022-05-13 中国铁建重工集团股份有限公司 Oil cylinder constant-pressure pre-tightening device and method for main bearing of tunneling machine
CN116021322B (en) * 2023-03-29 2023-06-16 湖南中大创远数控装备有限公司 Ball screw prestretching structure convenient for secondary assembly, machine tool and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB440253A (en) * 1935-10-02 1935-12-23 Gustav Adolf Klingelnberg Improvements in machines for producing helically toothed or fluted gears, cutters, hobs and the like
DE1022075B (en) * 1954-12-07 1958-01-02 Wagner & Co Werkzeugmaschinenf Feed spindle on machine tools for high feed accuracy
GB940519A (en) * 1962-01-11 1963-10-30 Rolls Royce Nut and leadscrew assembly
DE2805141C2 (en) * 1978-02-07 1982-05-27 Deutsche Star Kugelhalter Gmbh, 8720 Schweinfurt Ball screw drive
WO1983002142A1 (en) * 1981-12-18 1983-06-23 Kearney & Trecker Corp Ball nut having adjustable preloading
JPS59133864A (en) * 1983-01-18 1984-08-01 Hitachi Ltd Lead screw device for drive of reciprocative table
JPS60161050A (en) * 1984-02-01 1985-08-22 Hitachi Ltd Ball screw feed mechanism
JPS61127922A (en) * 1984-11-27 1986-06-16 Okuma Mach Works Ltd Automatic preload regulating method for rolling bearing and device thereof
GB2223544B (en) * 1988-03-14 1993-04-07 Okuma Machinery Works Ltd Feed-screw support structure

Also Published As

Publication number Publication date
EP0377145A3 (en) 1992-01-02
GB8919718D0 (en) 1989-10-11
EP0377145A2 (en) 1990-07-11
GB2223544A (en) 1990-04-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000831