CN1734001B - 缝纫机的旋转轴支撑装置 - Google Patents
缝纫机的旋转轴支撑装置 Download PDFInfo
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- CN1734001B CN1734001B CN2005100910192A CN200510091019A CN1734001B CN 1734001 B CN1734001 B CN 1734001B CN 2005100910192 A CN2005100910192 A CN 2005100910192A CN 200510091019 A CN200510091019 A CN 200510091019A CN 1734001 B CN1734001 B CN 1734001B
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- framework
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- 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
- F16C35/067—Fixing them in a housing
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- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
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- 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
- F16C2340/00—Apparatus for treating textiles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Abstract
提供可以容易地进行轴承的安装,同时可以抑制其成本的缝纫机的旋转轴支撑装置。本发明的缝纫机的旋转轴支撑装置,具有:框架、轴承和夹具,该框架具有机架孔;该轴承用内圈支撑旋转轴、***嵌在机架孔中;该夹具相对于框架的机架孔固定轴承的外圈,其特征在于,将轴承的外圈从框架的机架孔突出设置,通过将夹具推压在该外圈的突出设置部和机架孔周边上,相对于框架的机架孔固定轴承的外圈。
Description
技术领域
本发明涉及缝纫机的旋转轴支撑装置,尤其是涉及适合于以高速驱动的工业用缝纫机的旋转轴支撑的旋转轴支撑装置。
背景技术
作为现有的缝纫机的旋转轴支撑装置,有通过将一对弹性环(夹具)设置在支撑旋转轴的轴承的外圈上来防止轴承的蠕变现象(例如,参照专利文献1)。
【专利文献1】实开昭55-23649号公报(第1页、图1、2)
但是,在现有的缝纫机的旋转轴支撑装置中,由于需要将一对弹性环用的槽形成在外圈上,因此轴承的成本高,并且附设夹具的轴承的安装还需要专用工具。而且,为了容易地进行轴承的组装,还需要在一对弹性环之间涂抹高粘度的润滑脂。
因此,本发明的课题以提供以下的缝纫机的旋转轴支撑装置为目的,即可以容易地进行轴承的安装,同时可以抑制其成本。
发明内容
为了实现上述目的,本发明是一种缝纫机的旋转轴支撑装置,具有:框架、轴承和夹具,该框架具有机架孔;该轴承用内圈支撑旋转轴、***嵌在机架孔中;该夹具相对于框架的机架孔固定轴承的外圈,其特征在于,将轴承的外圈从框架的机架孔突出设置,通过将夹具推压在该外圈的突出设置部和机架孔周边上,相对于框架的机架孔固定轴承的外圈。
另外,在框架的凹陷部形成机架孔,将夹具设置在框架的凹陷部的同时,设置覆盖框架凹陷部的安装罩,在将安装罩安装在框架上时,最好通过安装罩一面将夹具压入框架的凹陷部、一面使该夹具推压该外圈的突出设置部和机架孔周边。另外,也可以将夹具与安装罩形成为一体。
如上所述,根据本发明,由于将轴承的外圈从框架的机架孔突出设置,将夹具推压在该外圈的突出设置部和机架孔周边上,因此,容易安装轴承、可以抑制成本。并且,如果将机架孔形成在框架的凹陷部,则可以使夹具存在于框架的凹陷部,而且,如果设置覆盖框架凹陷部的安装罩,则在将安装罩安装在框架上时,夹具一面被安装罩压入框架的凹陷部、该夹具一面推压该外圈的突出设置部和机架孔周边。
附图说明
图1是表示本发明的缝纫机的旋转轴支撑部分的概略设置图。
图2是表示旋转轴支撑装置周边的部分剖视图。
具体实施方式
以下,根据附图、就本发明的具体实施方式进行说明。缝纫机M的框架1具有机架孔2,轴承3被设置在机架孔2上。轴承3的内圈3a支撑旋转轴4,旋转轴4在缝纫机驱动时向一个方向旋转。旋转轴4在右端具有手控轮4a,操作者可以通过手控轮4a操作缝纫机。轴承3的外圈3b呈可以旋转地支撑在框架1的机架孔2上的状态,其两端从机架孔2突出设置。该机架孔2被形成在框架1的凹陷部1a,夹具5被设置在凹陷部1a。
夹具5被与安装罩6一体形成,安装罩6覆盖框架1的凹陷部1a。安装罩6通过螺丝7、7安装在框架1上。此时,夹具5被安装罩6压入框架1的凹陷部1a,夹具5前端的弹性片5a推压轴承外圈3b的突出设置部和机架孔2的周边。如果通过夹具5前端的弹性片5a进行推压,轴承3的外圈3b则相当于机架孔2被固定,可以防止轴承的蠕变现象。
另外,在本实施方式中,夹具被一体地形成在安装罩上,但不局限于此,也可以使两者分离。
Claims (1)
1.一种缝纫机的旋转轴支撑装置,具有:框架、轴承和夹具,该框架具有机架孔;该轴承用内圈支撑旋转轴、***嵌在机架孔中,该轴承的外圈可以旋转地支撑在框架的机架孔上;该夹具相对于框架的机架孔固定轴承的外圈,其特征在于,
机架孔形成在框架的凹陷部,将轴承的外圈从框架的机架孔突出设置,在将夹具设置在框架的凹陷部的同时,与夹具一体形成地设置有覆盖框架的凹陷部的安装罩,在夹具的前端设有弹性片,在将安装罩安装在框架上时,通过安装罩,夹具一面被压入框架的凹陷部,该夹具的前端的弹性片一面推压该外圈的突出设置部和机架孔周边,由此相对于框架的机架孔固定轴承的外圈。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004227484 | 2004-08-04 | ||
JP2004227484A JP4584646B2 (ja) | 2004-08-04 | 2004-08-04 | ミシンの回転軸支持装置 |
JP2004-227484 | 2004-08-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1734001A CN1734001A (zh) | 2006-02-15 |
CN1734001B true CN1734001B (zh) | 2012-05-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005100910192A Active CN1734001B (zh) | 2004-08-04 | 2005-08-03 | 缝纫机的旋转轴支撑装置 |
Country Status (3)
Country | Link |
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JP (1) | JP4584646B2 (zh) |
CN (1) | CN1734001B (zh) |
TW (1) | TW200609406A (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102864594A (zh) * | 2012-08-27 | 2013-01-09 | 吴江市中盛机械有限公司 | 一种用于工业缝纫机的滑块摇摆 |
JP6515565B2 (ja) * | 2014-05-27 | 2019-05-22 | 日本精工株式会社 | 軸受装置及び軸受装置用固定プレート |
KR101915228B1 (ko) * | 2017-03-24 | 2018-12-28 | 윤종선 | 베어링 교체가 용이한 공기순환장치 |
CN111911448A (zh) * | 2020-08-12 | 2020-11-10 | 高跃 | 一种多级离心泵轴承装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2035930U (zh) * | 1987-06-23 | 1989-04-12 | 德昌电机工业制造厂有限公司 | 电动机的外壳 |
CN2238341Y (zh) * | 1995-12-26 | 1996-10-23 | 杜伯民 | 膨胀钉 |
CN2430570Y (zh) * | 2000-07-17 | 2001-05-16 | 钱永贵 | 具有补偿功能的滚动轴承 |
CN2469235Y (zh) * | 2001-02-28 | 2002-01-02 | 株洲珍珠轴承有限责任公司 | 轻质合金轴承座专用球轴承 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5142654A (ja) * | 1974-10-04 | 1976-04-10 | Juki Kk | Oobarotsukumishinnishomono nunookurisadohioru hohooyobi sochi |
JPS5148545U (zh) * | 1974-10-09 | 1976-04-12 | ||
JPS5163762A (en) * | 1974-11-06 | 1976-06-02 | Juki Kk | Mishinno nunookurisochi |
JPS5523649U (zh) * | 1978-07-28 | 1980-02-15 | ||
JPS567459U (zh) * | 1979-06-27 | 1981-01-22 | ||
JPH0735147A (ja) * | 1993-07-26 | 1995-02-03 | Hitachi Ltd | 回転電機 |
JP2000074079A (ja) * | 1998-06-17 | 2000-03-07 | Nippon Seiko Kk | フランジ付転がり軸受 |
JP2004048887A (ja) * | 2002-07-10 | 2004-02-12 | Asmo Co Ltd | ブラシレスモータ |
-
2004
- 2004-08-04 JP JP2004227484A patent/JP4584646B2/ja not_active Expired - Lifetime
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2005
- 2005-07-11 TW TW094123442A patent/TW200609406A/zh unknown
- 2005-08-03 CN CN2005100910192A patent/CN1734001B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2035930U (zh) * | 1987-06-23 | 1989-04-12 | 德昌电机工业制造厂有限公司 | 电动机的外壳 |
CN2238341Y (zh) * | 1995-12-26 | 1996-10-23 | 杜伯民 | 膨胀钉 |
CN2430570Y (zh) * | 2000-07-17 | 2001-05-16 | 钱永贵 | 具有补偿功能的滚动轴承 |
CN2469235Y (zh) * | 2001-02-28 | 2002-01-02 | 株洲珍珠轴承有限责任公司 | 轻质合金轴承座专用球轴承 |
Also Published As
Publication number | Publication date |
---|---|
JP2006043079A (ja) | 2006-02-16 |
JP4584646B2 (ja) | 2010-11-24 |
TW200609406A (en) | 2006-03-16 |
TWI363821B (zh) | 2012-05-11 |
CN1734001A (zh) | 2006-02-15 |
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Address after: Osaka City, Osaka of Japan Patentee after: Pegasus Corp. Address before: Osaka, Japan Patentee before: Pegasus Sewing Machine Mfg. Co.,Ltd. |