GB2552964A - Rotating machine and method of manufacture - Google Patents

Rotating machine and method of manufacture Download PDF

Info

Publication number
GB2552964A
GB2552964A GB1613953.7A GB201613953A GB2552964A GB 2552964 A GB2552964 A GB 2552964A GB 201613953 A GB201613953 A GB 201613953A GB 2552964 A GB2552964 A GB 2552964A
Authority
GB
United Kingdom
Prior art keywords
bearing
rotating machine
shaft
bore
biasing means
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.)
Withdrawn
Application number
GB1613953.7A
Other languages
English (en)
Other versions
GB201613953D0 (en
Inventor
Ernest Kinnaird Holbrook Alan
Raymond Tattersall Jack
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.)
Edwards Ltd
Original Assignee
Edwards 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
Application filed by Edwards Ltd filed Critical Edwards Ltd
Priority to GB1613953.7A priority Critical patent/GB2552964A/en
Publication of GB201613953D0 publication Critical patent/GB201613953D0/en
Priority to PCT/GB2017/052388 priority patent/WO2018033713A1/fr
Priority to TW106127599A priority patent/TW201809454A/zh
Publication of GB2552964A publication Critical patent/GB2552964A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • 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
    • F16C23/08—Ball or roller bearings self-adjusting
    • 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
    • F16C23/10—Bearings, parts of which are eccentrically adjustable with respect to each other
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/063—Fixing them on the shaft
    • 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
    • F16C39/00—Relieving load on bearings
    • F16C39/02—Relieving load on bearings using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2220/00—Application
    • F04C2220/10—Vacuum
    • F04C2220/12—Dry running
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2230/00—Manufacture
    • F04C2230/60—Assembly methods
    • F04C2230/601—Adjustment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2230/00—Manufacture
    • F04C2230/60—Assembly methods
    • F04C2230/602—Gap; Clearance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/52—Bearings for assemblies with supports on both sides
    • 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
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
GB1613953.7A 2016-08-15 2016-08-15 Rotating machine and method of manufacture Withdrawn GB2552964A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1613953.7A GB2552964A (en) 2016-08-15 2016-08-15 Rotating machine and method of manufacture
PCT/GB2017/052388 WO2018033713A1 (fr) 2016-08-15 2017-08-14 Machine tournante et procédé de fabrication
TW106127599A TW201809454A (zh) 2016-08-15 2017-08-15 旋轉機械及其製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1613953.7A GB2552964A (en) 2016-08-15 2016-08-15 Rotating machine and method of manufacture

Publications (2)

Publication Number Publication Date
GB201613953D0 GB201613953D0 (en) 2016-09-28
GB2552964A true GB2552964A (en) 2018-02-21

Family

ID=56985724

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1613953.7A Withdrawn GB2552964A (en) 2016-08-15 2016-08-15 Rotating machine and method of manufacture

Country Status (3)

Country Link
GB (1) GB2552964A (fr)
TW (1) TW201809454A (fr)
WO (1) WO2018033713A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021130119A1 (fr) * 2019-12-23 2021-07-01 Edwards, S.R.O. Pompe à vide

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58196320A (ja) * 1982-05-13 1983-11-15 Toshiba Corp 軸受のクリ−プ防止装置
JPS59110921A (ja) * 1982-12-13 1984-06-27 Matsushita Electric Ind Co Ltd 玉軸受装置
JPH03288010A (ja) * 1990-04-05 1991-12-18 Toshiba Corp 軸受装置
JPH10122248A (ja) * 1996-10-14 1998-05-12 Howa Mach Ltd 回転軸の軸受支持構造及び電動機
JP2008275124A (ja) * 2007-05-07 2008-11-13 Nsk Ltd 軸受用クリープ防止機構
JP2010216582A (ja) * 2009-03-17 2010-09-30 Jtekt Corp 転がり軸受の取付構造
JP2013007418A (ja) * 2011-06-23 2013-01-10 Jtekt Corp 軸受支持構造及び電動パワーステアリング装置
JP2013203257A (ja) * 2012-03-28 2013-10-07 Showa Corp 電動パワーステアリング装置
JP2013237400A (ja) * 2012-05-16 2013-11-28 Jtekt Corp 電動パワーステアリング装置
CN204357960U (zh) * 2014-12-05 2015-05-27 进发轴承有限公司 起重葫芦用轴承
GB2528517A (en) * 2014-07-23 2016-01-27 Showa Corp Worm biasing structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5036235A (en) * 1990-07-25 1991-07-30 Xerox Corporation Brushless DC motor having a stable hydrodynamic bearing system
GB9812844D0 (en) * 1998-06-16 1998-08-12 Lucas Ind Plc Improvements relating to electrical power assisted steering
US20070196228A1 (en) * 2003-11-10 2007-08-23 Tunna Clive Marcus L Dry Pumps
FR2880661B1 (fr) * 2005-01-10 2008-08-08 Timken France Soc Par Actions Module de roulement
DE102013003749A1 (de) * 2013-03-06 2014-09-11 Thyssenkrupp Presta Aktiengesellschaft Winkelbewegliche Lageranordnung für Ritzel in Reduktionsgetrieben elektromechanischer Lenksysteme

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58196320A (ja) * 1982-05-13 1983-11-15 Toshiba Corp 軸受のクリ−プ防止装置
JPS59110921A (ja) * 1982-12-13 1984-06-27 Matsushita Electric Ind Co Ltd 玉軸受装置
JPH03288010A (ja) * 1990-04-05 1991-12-18 Toshiba Corp 軸受装置
JPH10122248A (ja) * 1996-10-14 1998-05-12 Howa Mach Ltd 回転軸の軸受支持構造及び電動機
JP2008275124A (ja) * 2007-05-07 2008-11-13 Nsk Ltd 軸受用クリープ防止機構
JP2010216582A (ja) * 2009-03-17 2010-09-30 Jtekt Corp 転がり軸受の取付構造
JP2013007418A (ja) * 2011-06-23 2013-01-10 Jtekt Corp 軸受支持構造及び電動パワーステアリング装置
JP2013203257A (ja) * 2012-03-28 2013-10-07 Showa Corp 電動パワーステアリング装置
JP2013237400A (ja) * 2012-05-16 2013-11-28 Jtekt Corp 電動パワーステアリング装置
GB2528517A (en) * 2014-07-23 2016-01-27 Showa Corp Worm biasing structure
CN204357960U (zh) * 2014-12-05 2015-05-27 进发轴承有限公司 起重葫芦用轴承

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021130119A1 (fr) * 2019-12-23 2021-07-01 Edwards, S.R.O. Pompe à vide

Also Published As

Publication number Publication date
GB201613953D0 (en) 2016-09-28
WO2018033713A1 (fr) 2018-02-22
TW201809454A (zh) 2018-03-16

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Legal Events

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WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)