CN2303122Y - 汽车转向拉杆球头 - Google Patents

汽车转向拉杆球头 Download PDF

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CN2303122Y
CN2303122Y CN 97210850 CN97210850U CN2303122Y CN 2303122 Y CN2303122 Y CN 2303122Y CN 97210850 CN97210850 CN 97210850 CN 97210850 U CN97210850 U CN 97210850U CN 2303122 Y CN2303122 Y CN 2303122Y
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ball head
bulb
ball cup
main shaft
turn
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CN 97210850
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周殿义
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Abstract

本实用新型公开了一种汽车转向拉杆球头。它包括带球头外壳的拉杆,转向主轴的球头置于球头外壳内,球头通过其前端的球头座与球头外壳的轴孔边缘铰接,球头座与转向主轴间的滚针镶在球头座内孔面槽内,本实用新型具有减轻球头磨损,提高主轴的抗拉等特点。

Description

汽车转向拉杆球头
本实用新型涉及一种汽车转向部件,即汽车转向拉杆球头。
在已有技术中,汽车转向拉杆球头包括拉杆端部的球头外壳,转向主轴的球头插在球头外壳内,球头前端通过压簧与压垫接触,球头后端通过球头座与球头外壳内壁采用铰接,其缺点是球头座与球头外壳内壁间因采用球面铰接,使铰接面进不去或少进润滑脂,而造成此面加剧磨损,间隙增大,产生转向误差或噪音。另外球头座与转向主轴间镶有一组滚针,滚针槽沿轴表面圆周形成,其缺点是轴上棱角增多,抗轴向冲击性能差,易断裂。
本实用新型目的是提供一种耐用的汽车转向拉杆球头。
本实用新型的技术解决方案是这样实现的:汽车转向拉杆球头按上述结构,将原有的球头座与球头外壳内壁间采用的球面铰接改为球头座坐铰在球头外壳轴孔边缘上,这样球头座仅在卡脖处与球头外壳接触,接触面变窄,为环带状,球头座与球头外壳间空隙增大,扩大储油空间,改善了此处润滑,降低了磨损。再就是将布置在转向主轴上的滚针改为滚针槽开设在球头座内孔面上,即在球头座上开槽镶针,改善了轴向受力,提高了轴的抗拉强度。
本实用新型优点在于结构合理,经久耐用,延长使用寿命。
下面将结合附图对本实用新型作进一步详细描述:
图1是本实用新型结构简图。
参见图1,拉杆1一端接一球头外壳2,为一开口筒状结构。转向主轴3从轴孔9伸出,其球头座7与球面的轴孔9边接触,与球头外壳2内壁间留有空间,以利于充满润滑脂。球头座7套在主轴3上,其间有一组滚针8,滚针槽开在球头座7内孔表面上。球头4通过压簧5顶在压垫6间,压簧5用来缓冲转向车轮传来的冲击和振动,也保证了球头座7磨损后自动消除间隙。球头座7与轴孔9之间也可加带孔的衬垫。

Claims (1)

  1. 一种汽车转向拉杆球头,包括拉杆端部的球头外壳(2),转向主轴(3)的球头(4)插在球头外壳(2)内,球头(4)前端通过压簧(5)与压垫(6)接触,球头(4)后端通过球头座(7)与球头外壳(2)内壁铰接,球头座(7)与转向主轴(3)间镶有一组滚针(8),其特征在于球头座(7)与转向主轴(3)间的滚针槽开设在球头座(7)内孔面上,球头座(7)坐铰在球头外壳轴孔(9)边缘上。
CN 97210850 1997-02-28 1997-02-28 汽车转向拉杆球头 Expired - Fee Related CN2303122Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97210850 CN2303122Y (zh) 1997-02-28 1997-02-28 汽车转向拉杆球头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97210850 CN2303122Y (zh) 1997-02-28 1997-02-28 汽车转向拉杆球头

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CN2303122Y true CN2303122Y (zh) 1999-01-06

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CN 97210850 Expired - Fee Related CN2303122Y (zh) 1997-02-28 1997-02-28 汽车转向拉杆球头

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100430616C (zh) * 2003-10-10 2008-11-05 Zf腓特烈港股份公司 用于汽车的球窝关节

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100430616C (zh) * 2003-10-10 2008-11-05 Zf腓特烈港股份公司 用于汽车的球窝关节

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