CN201934523U - 带同心锁紧环的双列球面滚子轴承单元 - Google Patents
带同心锁紧环的双列球面滚子轴承单元 Download PDFInfo
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- CN201934523U CN201934523U CN2011200557360U CN201120055736U CN201934523U CN 201934523 U CN201934523 U CN 201934523U CN 2011200557360 U CN2011200557360 U CN 2011200557360U CN 201120055736 U CN201120055736 U CN 201120055736U CN 201934523 U CN201934523 U CN 201934523U
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- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000000314 lubricant Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 239000004519 grease Substances 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Classifications
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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
- F16C35/063—Fixing them on the shaft
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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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/586—Details of specific parts of races outside the space between the races, e.g. end faces or bore of inner ring
-
- 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
- F16C35/042—Housings for rolling element bearings for rotary movement
- F16C35/047—Housings for rolling element bearings for rotary movement with a base plate substantially parallel to the axis of rotation, e.g. horizontally mounted pillow blocks
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Rolling Contact Bearings (AREA)
Abstract
一种带同心锁紧环的双列球面滚子轴承单元,包括有轴承内、外圈和双列滚子,在轴承外圈上套装有轴承座,在位于轴承两端的轴承座内壁中由内往外依次设置有卡簧和密封组件;该密封组件包括有金属骨架和粘贴在金属骨架内侧上的橡胶圈;在轴承内圈一侧设有与内圈同心的同心环;该同心环露出到轴承座外,并在该同心环上设有锁紧螺丝。它适用于特定安装空间内承受较重载荷,具有便捷安装和更换,提高使用寿命的特点。
Description
【技术领域】
本实用新型涉及一种用双列球面滚子轴承做成的轴承单元。
【背景技术】
双列球面滚子轴承的承载能力远比具有相同轴向截面尺寸的双列球轴承大,常被应用于要求长期可靠运行、承受重载、方便安装和更换的多尘、多水、多污染等条件苛刻的露天应用场合。目前该条件下使用的带座轴承,多由与轴过盈配合的双列球面滚子轴承、剖分座、定位装置、密封件及防护罩等组成,组成单元的元件多,安装、更换轴承时操作繁琐、困难,所占空间大。本实用新型提供的带座轴承单元,由整体型高强度铸铁座与本身带有同心锁紧装置的高负荷容量球面滚子轴承(轴承芯)和可适应调心需求且具有抵抗外部压力的骨架式密封组件建构成,提供了一种结构简单、经济、密封可靠的特定安装空间内承受较重载荷的理想轴承配置。
【实用新型内容】
本实用新型的目的是在于克服现有技术的不足,提供了一种适用于特定安装空间内承受较重载荷,便捷安装和更换,提高使用寿命的带同心锁紧环的双列球面滚子轴承单元。
为了解决上述存在的技术问题,本实用新型采取下述技术方案:
一种带同心锁紧环的双列球面滚子轴承单元,包括有轴承内、外圈和双列滚子,在轴承外圈上套装有轴承座,在位于轴承两端的轴承座内壁中由内往外依次设置有卡簧和密封组件;该密封组件包括有金属骨架和粘贴在金属骨架内侧上的橡胶圈;在轴承内圈一侧设有与内圈同心的同心环;该同心环露出到轴承座外,并在该同心环上设有锁紧螺丝。
在对上述带同心锁紧环的双列球面滚子轴承单元的改进方案中,在该轴承座上设有用来给其内的轴承添加润滑油的油嘴。
与现有技术相比,本实用新型的具有如下优点:由于在轴承外圈上套装有轴承座,在位于轴承两端的轴承座内壁中由内往外依次设置有卡簧和密封组件,密封组件由金属骨架和橡胶组成,可有效防止外部异物进入、阻止内部油脂外漏及抵抗外部压力,保护轴承进而提高轴承单元的使用寿命;2)贴附在密封组件金属骨架内侧上的橡胶圈与轴承内圈外壁间组成的旋转密封副,具有适应轴承调心需求的特点。
下面结合附图和具体实施方式对本实用新型进一步说明:
【附图说明】
图1 是本实用新型实施例的结构示意图;
图2 是图1的右视图。
【具体实施方式】
本实用新型为一种带同心锁紧环的双列球面滚子轴承单元,如图1所示,包括有轴承内、外圈1、2和双列滚子3,在轴承外圈2上套装有轴承座4,在位于轴承两端的轴承座4内壁中由内往外依次设置有卡簧5和密封组件6,其中卡簧5是用于定位轴承或轴承单元有轴向浮动需求时控制浮动量;而密封组件6包括有金属骨架61和粘贴在金属骨架内侧上的橡胶圈62,它们组成了可适应轴承调心需求的旋转密封副,可有效防止外部异物进入、阻止内部油脂外漏及抵抗外部压力,保护轴承进而提高轴承单元的使用寿命。在轴承内圈1一侧设有与内圈同心的同心环7,同心环露出到轴承座外,并其上设有锁紧螺丝8,通过锁紧螺丝8来固定轴承内圈,从而将整个轴承单元固定到轴上,完成安装。
如图1所示,在轴承座4上设有用来给其内的轴承添加润滑油的油嘴9,这样可进一步提高轴承单元的使用寿命。
Claims (2)
1.一种带同心锁紧环的双列球面滚子轴承单元,包括有轴承内、外圈和双列滚子,其特征在于:在轴承外圈上套装有轴承座,在位于轴承两端的轴承座内壁中由内往外依次设置有卡簧和密封组件;该密封组件包括有金属骨架和粘贴在金属骨架内侧上的橡胶圈;在轴承内圈一侧设有与内圈同心的同心环;该同心环露出到轴承座外,并在该同心环上设有锁紧螺丝。
2.根据权利要求1所述的带同心锁紧环的双列球面滚子轴承单元,其特征在于:在该轴承座上设有用来给其内的轴承添加润滑油的油嘴。
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104482053A (zh) * | 2014-12-19 | 2015-04-01 | 苏州弗斯特凯特精密机械有限公司 | 一种轴承座 |
WO2015101177A1 (zh) * | 2013-12-31 | 2015-07-09 | 斯凯孚上海汽车技术有限公司 | 轴承、锁紧环及两者的套装组合体 |
CN105822663A (zh) * | 2016-05-27 | 2016-08-03 | 江阴吉爱倍万达精工有限公司 | 一种高精度滚子轴承 |
WO2018017030A1 (en) | 2016-07-20 | 2018-01-25 | Ortadogu Rulman Sanayi Ve Ticaret Anonim Sirketi | Fixing of a ball bearing on a shaft with interposition of a conical sleeve |
CN111022647A (zh) * | 2019-11-22 | 2020-04-17 | 利辛县宝隆橡塑密封件有限责任公司 | 一种用于汽车发动机的橡塑密封件 |
CN112392857A (zh) * | 2020-12-09 | 2021-02-23 | 中山市盈科轴承制造有限公司 | 一种链轮轴承单元 |
-
2011
- 2011-03-05 CN CN2011200557360U patent/CN201934523U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015101177A1 (zh) * | 2013-12-31 | 2015-07-09 | 斯凯孚上海汽车技术有限公司 | 轴承、锁紧环及两者的套装组合体 |
CN104482053A (zh) * | 2014-12-19 | 2015-04-01 | 苏州弗斯特凯特精密机械有限公司 | 一种轴承座 |
CN105822663A (zh) * | 2016-05-27 | 2016-08-03 | 江阴吉爱倍万达精工有限公司 | 一种高精度滚子轴承 |
WO2018017030A1 (en) | 2016-07-20 | 2018-01-25 | Ortadogu Rulman Sanayi Ve Ticaret Anonim Sirketi | Fixing of a ball bearing on a shaft with interposition of a conical sleeve |
CN111022647A (zh) * | 2019-11-22 | 2020-04-17 | 利辛县宝隆橡塑密封件有限责任公司 | 一种用于汽车发动机的橡塑密封件 |
CN112392857A (zh) * | 2020-12-09 | 2021-02-23 | 中山市盈科轴承制造有限公司 | 一种链轮轴承单元 |
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Granted publication date: 20110817 Termination date: 20140305 |