CN201187524Y - 泵用非标曲轴轴承 - Google Patents

泵用非标曲轴轴承 Download PDF

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Publication number
CN201187524Y
CN201187524Y CNU2008200668234U CN200820066823U CN201187524Y CN 201187524 Y CN201187524 Y CN 201187524Y CN U2008200668234 U CNU2008200668234 U CN U2008200668234U CN 200820066823 U CN200820066823 U CN 200820066823U CN 201187524 Y CN201187524 Y CN 201187524Y
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bearing
outer ring
rollers
inner ring
ring
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Expired - Lifetime
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CNU2008200668234U
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Inventor
潘全胜
尹照明
刘明云
王莉
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Xiangyang Yuqing Transmission Technology Co., Ltd.
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XIANGFAN XINXINGLIAN MACHINERY CO Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/24Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly
    • F16C19/26Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers

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  • Rolling Contact Bearings (AREA)

Abstract

一种泵用非标曲轴轴承,包括有内圈、外圈、滚子、保持架盖、保持架座、铆钉构成,其特征在于:由保持架座、保持架盖及铆钉将轴承滚子约束在轴承外圈的内滚道和轴承内圈的外滚道之间,在轴承外圈上均布设有3个润滑油孔,油孔至轴承外圈一边距为20.64mm。采用超薄内外圈,减小壁厚,加大了滚子直径和长度,增加了滚子数量,该轴承采用对数母线型滚子,改善了滚子端面与内外圈挡边接触形式,与类似尺寸的普通轴承比较,使轴承的动载荷增加25%,静载荷增加了32%。

Description

泵用非标曲轴轴承
技术领域
本实用新型涉及一种轴承,具体地说,是一种大型泵用非标向心曲轴轴承。
背景技术
目前,向心圆柱滚子轴承是各种机械设备中常用的重要部件之一,在现有轴承技术中,其主要包括外圈、内圈、若干滚子构成,其中的内外圈之间还设有保持架,若干滚子沿内、外圈之间的圆周方向呈等间距离分布,由环形保持架定位。由于这种轴承由内圈、外圈,环形保持架和若干滚子构成,其中的内圈和外圈占据了轴承的比较大的空间,使得在轴承规格已定的情况下,会造成所用滚子的数量减少,径向尺寸减小。由于滚子的数量减少,径向尺寸减小,使得轴承承受径向载荷能力较差,使用寿命缩短,从而造成机械设备维修费用增加,严重时造成机械设备提前报废。
发明内容
本实用新型的目的是针对上述存在的问题,提供一种结构简单、承受径向载荷力大的一种超薄内外圈泵用非标曲轴向心轴承。
本实用新型所采用的技术方案是:一种泵用非标曲轴轴承,包括有内圈、外圈、滚子、保持架盖、保持架座、铆钉构成,其特征在于:由保持架座、保持架盖及铆钉将滚子约束在轴承外圈的内滚道和轴承内圈的外滚道之间,在轴承外圈上均布设有3个φ4.5的润滑油孔,油孔至轴承外圈一边距为20.64mm。
本实用新型所述非标曲轴轴承的外圈1外径尺寸为φ273.05mm,内圈2内径尺寸为φ203.2mm,内外圈的宽度为45mm。
本实用新型的有益效果是,在泵体尺寸确定的情况下,轴承采用超薄内外圈,减小壁厚,加大了滚子直径和长度,增加了滚子数量,采用对数母线型滚子,改善了滚子端面与内外圈挡边接触形式,与类似尺寸的普通轴承比较,轴承的动载荷增加了25%,静载荷增加了32%。
附图说明
图1是本实用新型的总示意图
在图中1、轴承外圈,2、轴承内圈,3、滚子,4、保持架座,5、铆钉,6、保持架盖,7、油孔φ。
具体实施方式
在图1所示的实施例中,滚子3由保持架座4、保持架盖6及铆钉5约束在外圈1的内滚道和内圈2的外滚道之间实现滚动,承受径向载荷。本实用新型外圈1的外径尺寸为φ273.05mm,内圈2内径尺寸为φ203.2mm,内外圈的宽度为45mm;润滑油孔至轴承内外圈一边距为20.64mm,Φ4.5mm的润滑油孔3个均布外圈上。由于本实用新型采用了超薄内外圈,减少壁厚、加大轴承滚子直径和长度,增加了滚子数量,采用对数母线型滚子,改善了滚子端面与内外圈挡边接触形式,从而最大限度的提高了轴承的载荷容量,使额定静载荷达到631KN。额定动载荷达到332KN,与类似尺寸的普通轴承相比较,轴承的动载荷增加了25%,静载荷增加了32%。

Claims (2)

1、一种泵用非标曲轴轴承,包括有内圈、外圈、滚子、保持架盖、保持架座、铆钉构成,其特征在于:由保持架座、保持架盖及铆钉将轴承滚子约束在轴承外圈的内滚道和轴承内圈的外滚道之间,在轴承外圈上均布设有3个φ4.5的润滑油孔,油孔至轴承外圈一边距为20.64mm。
2、根据权利要求1所述的一种泵用非标曲轴轴承,其特征在于:曲轴轴承外圈1的外径尺寸为φ273.05mm、内圈2的内径尺寸为φ203.2mm,内外圈的宽度为45mm。
CNU2008200668234U 2008-05-06 2008-05-06 泵用非标曲轴轴承 Expired - Lifetime CN201187524Y (zh)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101799038A (zh) * 2010-04-27 2010-08-11 江苏帝达贝轴承有限公司 一种抗冲击的圆柱滚子轴承
CN102506066A (zh) * 2011-12-30 2012-06-20 瓦房店轴承集团有限责任公司 一种推力调心滚子轴承
CN105992882A (zh) * 2013-11-21 2016-10-05 日本精工株式会社 圆筒滚子轴承和变速器用轴承装置
CN107965525A (zh) * 2018-01-04 2018-04-27 瓦房店冶金轴承集团有限公司 一种设有铆头连接保持架的轴承
CN109307004A (zh) * 2018-11-27 2019-02-05 瓦房店轴承集团国家轴承工程技术研究中心有限公司 大载荷泵类薄壁圆柱滚子轴承

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101799038A (zh) * 2010-04-27 2010-08-11 江苏帝达贝轴承有限公司 一种抗冲击的圆柱滚子轴承
CN102506066A (zh) * 2011-12-30 2012-06-20 瓦房店轴承集团有限责任公司 一种推力调心滚子轴承
CN105992882A (zh) * 2013-11-21 2016-10-05 日本精工株式会社 圆筒滚子轴承和变速器用轴承装置
CN107965525A (zh) * 2018-01-04 2018-04-27 瓦房店冶金轴承集团有限公司 一种设有铆头连接保持架的轴承
CN109307004A (zh) * 2018-11-27 2019-02-05 瓦房店轴承集团国家轴承工程技术研究中心有限公司 大载荷泵类薄壁圆柱滚子轴承

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Address after: 441058 No. 5 Xinxing Road, hi tech Development Zone, Hubei, Xiangyang

Patentee after: Xiangyang Yuqing Transmission Technology Co., Ltd.

Address before: 441000, No. 1, bearing road, Xiangcheng District, Hubei, Xiangfan

Patentee before: Xiangfan Xinxinglian Machinery Co., Ltd.

EE01 Entry into force of recordation of patent licensing contract

Assignee: PANJIN LIAOHE OILFIELD TIANYI PETROLEUM EQUIPMENT COMPANY LTD.

Assignor: Xiangyang Yuqing Transmission Technology Co., Ltd.

Contract record no.: 2012210000060

Denomination of utility model: Nonstandard crankshaft bearing for pump

Granted publication date: 20090128

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Record date: 20120416

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CX01 Expiry of patent term