CN2168117Y - 陶瓷轴承外圈 - Google Patents

陶瓷轴承外圈 Download PDF

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Publication number
CN2168117Y
CN2168117Y CN 93200606 CN93200606U CN2168117Y CN 2168117 Y CN2168117 Y CN 2168117Y CN 93200606 CN93200606 CN 93200606 CN 93200606 U CN93200606 U CN 93200606U CN 2168117 Y CN2168117 Y CN 2168117Y
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China
Prior art keywords
ceramic
turn
outer ring
metal
bearing
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Expired - Fee Related
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CN 93200606
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English (en)
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任成祖
付佑同
徐燕申
彭泽民
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Tianjin University
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Tianjin University
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Priority to CN 93200606 priority Critical patent/CN2168117Y/zh
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Expired - Fee Related legal-status Critical Current

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Abstract

陶瓷轴承外圈,本实用新型限于不可分离型陶瓷 角接触球轴承。它是由陶瓷半圈和金属半圈通过过 盈配合组装的不可分型整体,或者在两者之外还有金 属外圈,共同组成的不可分整体,既保持了陶瓷轴承 原有的各项优点,又使不可分离型陶瓷角接触球轴承 具有易装配的特点,对于陶瓷轴承的推广应用,具有 重要的意义。

Description

本实用新型限于不可分离型陶瓷角接触球轴承(内圈、外圈和球由陶瓷材料制成)。
由于陶瓷材料优越的物理和机械性能,使其在滚动轴承上的应用愈加受到重视。但由于陶瓷材料线膨胀系数小,韧性差,目前不可分离型陶瓷角接触球轴承自身的装配问题尚未解决,因而在实际生产中只好采用可分离型轴承结构来替代。但可分离型轴承在使用前其轴承各组件是相互分离的,不便于管理和维护。
本实用新型的目的是提供一种改进了的陶瓷轴承外圈结构,这种结构既保持了陶瓷原有的各项优点,又使不可分离型陶瓷角接触球轴承具有易装配的特点。
本实用新型的要点是陶瓷轴承外圈,由金属外圈及在其内与之过盈配合的陶瓷半圈和金属半圈组成,陶瓷半圈以端平面靠接在金属半圈内侧,两半圈的内圆凹面共同构成球珠滚道的半凹球面而组成的不可分离体。轴承工作时陶瓷半圈承载。
图1和图2分别为不可分离型陶瓷角接触球轴承两种不同的外圈结构示意图。
图1所示,轴承外圈由金属外圈1、陶瓷半圈2和金属半圈3三部分组成而成。金属外圈与陶瓷半圈及金属半圈之间采用过盈配合组装成一整体外圈。
图2所示,陶瓷轴承外圈由陶瓷半圈2和金属半圈3两部分组成,金属外圈和金属半圈为同一体,金属半圈的一端伸有一段台肩包装在陶瓷半圈的外圆上与之过盈配合,陶瓷半圈的端面与金属半圈台肩端面紧密靠接。
轴承组装方法,对图1所示的结构,先将金属外圈1热胀然后依次将陶瓷半圈2和滚动体,保持架及内圈组件装入,最后再装入金属半圈3;对图2所示的结构,先将金属半圈3热胀,然后将滚动体、保持架及内圈组件装入,最后再装入陶瓷半圈2。
由于陶瓷半圈滚道承载,因而上述两种外圈结构保持了陶瓷轴承原有的耐磨损,耐腐蚀和耐高温等优点,同时这些结构的特殊性也解决了不可分离陶瓷角接触球轴承的装配问题。因而对陶瓷角接触球轴承的推广使用具有重要意义,必将带来巨大的经济效益。

Claims (2)

1、陶瓷轴承外圈,其特征是,由金属外圈[1]及在其内与之过盈配合的陶瓷半圈[2]和金属半圈[3]组成,陶瓷半圈以端平面靠接在金属半圈内侧,两半圈的内圆凹面共同构成球珠滚道的半凹球面,而组成的不可分离体。
2、按照权利要求1所说的陶瓷轴承外圈,其特征是,所说的金属外圈与金属半圈可为同一体,即金属半圈[3]的一端伸有一段台肩,包装在陶瓷半圈[2]的外圆上,与之过盈配合,陶瓷半圈的端面与金属半圈台肩端面紧密靠接,组成不可分的整体。
CN 93200606 1993-01-18 1993-01-18 陶瓷轴承外圈 Expired - Fee Related CN2168117Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93200606 CN2168117Y (zh) 1993-01-18 1993-01-18 陶瓷轴承外圈

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93200606 CN2168117Y (zh) 1993-01-18 1993-01-18 陶瓷轴承外圈

Publications (1)

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CN2168117Y true CN2168117Y (zh) 1994-06-08

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Family Applications (1)

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CN 93200606 Expired - Fee Related CN2168117Y (zh) 1993-01-18 1993-01-18 陶瓷轴承外圈

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CN (1) CN2168117Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103953646A (zh) * 2014-05-13 2014-07-30 安徽千禧精密轴承制造有限公司 一种球轴承套
CN105179465A (zh) * 2015-07-15 2015-12-23 柳州市双铠工业技术有限公司 陶瓷轴承

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103953646A (zh) * 2014-05-13 2014-07-30 安徽千禧精密轴承制造有限公司 一种球轴承套
CN105179465A (zh) * 2015-07-15 2015-12-23 柳州市双铠工业技术有限公司 陶瓷轴承

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