CN203214606U - 滚针轴承 - Google Patents

滚针轴承 Download PDF

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Publication number
CN203214606U
CN203214606U CN 201320162275 CN201320162275U CN203214606U CN 203214606 U CN203214606 U CN 203214606U CN 201320162275 CN201320162275 CN 201320162275 CN 201320162275 U CN201320162275 U CN 201320162275U CN 203214606 U CN203214606 U CN 203214606U
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China
Prior art keywords
needle
needle roller
roller bearing
retainer
utility
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Expired - Fee Related
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CN 201320162275
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English (en)
Inventor
周和珍
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CHANGZHOU WUJIN YONGDA MECHANICAL BEARING Co Ltd
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CHANGZHOU WUJIN YONGDA MECHANICAL BEARING Co Ltd
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Priority to CN 201320162275 priority Critical patent/CN203214606U/zh
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Publication of CN203214606U publication Critical patent/CN203214606U/zh
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Abstract

本实用新型涉及一种滚针轴承,具有外圈、内圈、滚针和保持架,所述的外圈的内孔内开设有滚道凹槽,滚道凹槽内放置滚针,保持架设置在滚针之间。本实用新型安装后能自动调心,减少轴向和径向的承载力,对现场加工的要求低,不易产生误差,增长轴承寿命。

Description

滚针轴承
技术领域
本实用新型涉及一种滚针轴承。
背景技术
滚针轴承是机械转动中常用的一种零件,现有的滚针轴承无法满足实际需求,对现场的加工要求高,而且存在很大的误差,导致轴向和径向的应力集中,造成轴承过早损坏。
实用新型内容
本实用新型要解决的技术问题是:克服现有技术中之不足,提供一种加工要求低,寿命长的滚针轴承。
本实用新型解决其技术问题所采用的技术方案是:一种滚针轴承,具有外圈、内圈、滚针和保持架,所述的外圈的内孔内开设有滚道凹槽,滚道凹槽内放置滚针,保持架设置在滚针之间。
近一步的,所述的保持架在沿圆周方向上设置有加强筋。
近一步的,所述的内圈上设置有油孔,油孔沿圆周方向至少设置有4个。
本实用新型的有益效果是:本实用新型安装后能自动调心,减少轴向和径向的承载力,对现场加工的要求低,不易产生误差,增长轴承寿命。
附图说明
下面结合附图和实施方式对本实用新型进一步说明。
图1是本实用新型的结构示意图。
图中1.外圈,2.内圈,3.滚针,4.保持架,5.滚道凹槽。
具体实施方式
现在结合附图对本实用新型作进一步的说明。这些附图均为简化的示意图仅以示意方式说明本实用新型的基本结构,因此其仅显示与本实用新型有关的构成。
如图1所示的一种滚针轴承,具有外圈1、内圈2、滚针3和保持架4,外圈1的内孔内开设有滚道凹槽5,滚道凹槽5内放置滚针3,保持架4设置在滚针3之间,保持架4在沿圆周方向上设置有加强筋,内圈2上设置有油孔,油孔沿圆周方向至少设置有4个。
上述实施方式只为说明本实用新型的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本实用新型的内容并加以实施,并不能以此限制本实用新型的保护范围,凡根据本实用新型精神实质所作的等效变化或修饰,都应涵盖在本实用新型的保护范围内。

Claims (3)

1.一种滚针轴承,具有外圈(1)、内圈(2)、滚针(3)和保持架(4),其特征在于:所述的外圈(1)的内孔内开设有滚道凹槽(5),滚道凹槽(5)内放置滚针(3),保持架(4)设置在滚针(3)之间。
2.根据权利要求1所述的滚针轴承,其特征在于:所述的保持架(4)在沿圆周方向上设置有加强筋。
3.根据权利要求1所述的滚针轴承,其特征在于:所述的内圈(2)上设置有油孔,油孔沿圆周方向至少设置有4个。
CN 201320162275 2013-04-02 2013-04-02 滚针轴承 Expired - Fee Related CN203214606U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320162275 CN203214606U (zh) 2013-04-02 2013-04-02 滚针轴承

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320162275 CN203214606U (zh) 2013-04-02 2013-04-02 滚针轴承

Publications (1)

Publication Number Publication Date
CN203214606U true CN203214606U (zh) 2013-09-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320162275 Expired - Fee Related CN203214606U (zh) 2013-04-02 2013-04-02 滚针轴承

Country Status (1)

Country Link
CN (1) CN203214606U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111497702A (zh) * 2020-04-08 2020-08-07 诺创汽车科技(上海)有限公司 滚轮及滑轨和车辆

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111497702A (zh) * 2020-04-08 2020-08-07 诺创汽车科技(上海)有限公司 滚轮及滑轨和车辆

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130925

Termination date: 20140402