CN201723582U - 外螺纹式双球沟型关节轴承 - Google Patents

外螺纹式双球沟型关节轴承 Download PDF

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CN201723582U
CN201723582U CN 201020213081 CN201020213081U CN201723582U CN 201723582 U CN201723582 U CN 201723582U CN 201020213081 CN201020213081 CN 201020213081 CN 201020213081 U CN201020213081 U CN 201020213081U CN 201723582 U CN201723582 U CN 201723582U
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housing
ball
knuckle
joint ball
gutters
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杨春平
陈兴祥
陈锋
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JIANGYIN FUBEI BEARING CO Ltd
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JIANGYIN FUBEI BEARING 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
    • F16C11/00Pivots; Pivotal connections
    • F16C11/04Pivotal connections
    • F16C11/06Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0614Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part of the joint being open on two sides

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

本实用新型涉及一种外螺纹式双球沟型关节轴承,所述关节轴承包含有关节球(1)和壳体(2),所述关节球(1)为中心开孔的球体,所述壳体(2)中心开有一与关节球(1)相匹配的通孔,所述关节球(1)通过该通孔嵌至于壳体(2)内,所述壳体(2)内壁开有凹槽(4),所述关节球(1)外壁上开有环形球沟(5),所述球沟(5)与壳体(2)的凹槽(4)之间设有若干钢珠(6),所述壳体(2)上连接有一伸出杆(3),所述伸出杆(3)的外表面上开有螺纹。本实用新型外螺纹式双球沟型关节轴承,运动速度高、可靠性高、耐磨性好且使用寿命长。

Description

外螺纹式双球沟型关节轴承
(一)技术领域
本实用新型涉及一种关节轴承,尤其是涉及一种外螺纹式双球沟型关节轴承。
(二)背景技术
目前,关节轴承使用于有规律的倾斜运动、摆动运动及低下的旋转运动,广泛应用于汽车、汽轮机、印刷、纺织机械等领域。然而常规的关节轴承直接将关节球嵌置于壳体内,并在关节球和壳体之间加入润滑油以减少摩擦,然而由于关节轴承在工作时,关节球转速高时,摩擦加剧,关节轴承的工作面经常出现磨损、点蚀甚至脱落导致轴承无法正常工作。
(三)发明内容
本实用新型的目的在于克服上述不足,提供一种运动速度高、可靠性高、耐磨性好且使用寿命长的外螺纹式双球沟型关节轴承。
本实用新型的目的是这样实现的:一种外螺纹式双球沟型关节轴承,包含有关节球和壳体,所述关节球为中心开孔的球体,所述壳体中心开有一与关节球相匹配的通孔,所述关节球通过该通孔嵌至于壳体内,所述壳体内壁开有凹槽,所述关节球外壁上开有环形球沟,所述球沟与壳体的凹槽之间设有若干钢珠,所述壳体上连接有一伸出杆,所述伸出杆的外表面上开有螺纹。
本实用新型外螺纹式双球沟型关节轴承,所述关节球材质为轴承钢,壳体材质为合金钢。
本实用新型的有益效果是:
本实用新型外螺纹式双球沟型关节轴承,在关节球和壳体利用钢珠的滚动摩擦替代传统的滑动摩擦,大大降低了关节轴承在工作时的摩擦力,克服了关节轴承只能低速运动的弊病,延长了关节轴承的使用寿命,且保证了关节轴承在工作中不会而摩擦力过大而出现脱落等问题,大大增加了整个关节轴承的安全可靠性。
(四)附图说明
图1为本实用新型结构示意图。
图中:
关节球1、壳体2、伸出杆3、凹槽4、球沟5、钢珠6。
(五)具体实施方式
参见图1,本实用新型涉及一种外螺纹式双球沟型关节轴承,包含有关节球1和壳体2,所述关节球1为中心开孔的球体,所述壳体2中心开有一与关节球1相匹配的通孔,所述关节球1通过该通孔嵌至于壳体2内,所述壳体2内壁开有凹槽4,所述关节球1外壁上开有两道环形球沟5,所述球沟5与壳体2的凹槽4之间设有若干钢珠6,所述壳体2上连接有一伸出杆3,所述伸出杆3的外表面上开有螺纹,所述关节球1材质为轴承钢,壳体2材质为合金钢。

Claims (2)

1.一种外螺纹式双球沟型关节轴承,其特征在于:所述关节轴承包含有关节球(1)和壳体(2),所述关节球(1)为中心开孔的球体,所述壳体(2)中心开有一与关节球(1)相匹配的通孔,所述关节球(1)通过该通孔嵌至于壳体(2)内,所述壳体(2)内壁开有凹槽(4),所述关节球(1)外壁上开有环形球沟(5),所述球沟(5)与壳体(2)的凹槽(4)之间设有若干钢珠(6),所述壳体(2)上连接有一伸出杆(3),所述伸出杆(3)的外表面上开有螺纹。
2.如权利要求1所述一种外螺纹式双球沟型关节轴承,其特征在于:所述关节球(1)材质为轴承钢,壳体(2)材质为合金钢。
CN 201020213081 2010-05-31 2010-05-31 外螺纹式双球沟型关节轴承 Expired - Fee Related CN201723582U (zh)

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