CN103775519A - 万向联轴器无滚针重载十字轴 - Google Patents

万向联轴器无滚针重载十字轴 Download PDF

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Publication number
CN103775519A
CN103775519A CN201410074145.6A CN201410074145A CN103775519A CN 103775519 A CN103775519 A CN 103775519A CN 201410074145 A CN201410074145 A CN 201410074145A CN 103775519 A CN103775519 A CN 103775519A
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China
Prior art keywords
shaft
universal coupling
axle
cross
cross shaft
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Pending
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CN201410074145.6A
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English (en)
Inventor
杨从英
王立
吴进艳
曹立波
陈振黔
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Guiyang Libo Mechanical Transmission Co Ltd
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Guiyang Libo Mechanical Transmission Co Ltd
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Priority to CN201410074145.6A priority Critical patent/CN103775519A/zh
Publication of CN103775519A publication Critical patent/CN103775519A/zh
Pending legal-status Critical Current

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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
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/38Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
    • F16D3/40Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
    • 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
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/38Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
    • F16D3/382Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another constructional details of other than the intermediate member
    • F16D3/385Bearing cup; Bearing construction; Bearing seal; Mounting of bearing on the intermediate member
    • 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
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00Special features for couplings or clutches
    • F16D2300/06Lubrication details not provided for in group F16D13/74

Abstract

本发明公开了一种万向联轴器无滚针重载十字轴,属于与万向联轴器配套的十字轴;旨在提供一种润滑条件好、磨损轻微、使用寿命长、噪音小的十字轴。它包括十字轴本体、设在该十字轴本体各轴颈上呈杯状结构的轴套、固定在各所述轴颈上将该轴套口封闭的油封;各所述轴颈上设有呈螺旋状的导油槽(2)。本发明不仅改善了轴颈与轴套之间的润滑条件、减轻了两者之间的摩擦、而且也提高了十字轴承载能力,具有结构简单、装配方便、承载能力强等优点;是一种用于万向联轴器的无滚针十字轴。

Description

万向联轴器无滚针重载十字轴
技术领域
本发明涉及一种万向联轴器,尤其涉及一种万向联轴器的十字轴。
背景技术
众所周知,十字轴万向联轴器是连接在动力机械与工作机械之间,用于传递转矩的一种机械传动装置。由于万向联轴器具有较大的角度补偿能力和承载能力大、以及传递效率高等优点,在冶金、矿山、石油、船舶、煤炭、橡胶、造纸机械等重机行业得到广泛应用。
十字轴是万向联轴器的关键部件,为了降低十字轴与连接叉头之间的磨损,在十字轴的轴颈上通常都要设置滚针轴承;该轴承由外套、内置于外套中的滚针构成。由于滚针直径小,与轴颈或外套内壁接触面小(线接触);因此滚针所承受的负载较大,容易磨损、使用寿命短。另外,这种滚针式的十字轴不仅结构复杂、装配比较麻烦,而且由于滚针需要占据一定的空间;因此在保持万向节体积不增加的前提下,只能缩小十字轴的轴颈直径,从而造成十字轴的强度较低,最终导致十字轴承载能力下降。不仅如此,由于传统的滚针式十字轴为滚动摩擦,因此还存在振动和噪音大的缺陷。
为此,申请号为“201310219957.0”、名称为“一种无滚针的十字轴万向节”的实用新型专利公开了一种无滚针十字轴,该专利虽然克服了滚针式十字轴的一些固有缺陷、提高了同型号十字轴的承载能力,但由于润滑条件较差,因此磨损较为严重、使用寿命仍然较短,噪音也较大。
发明内容
针对现有技术中存在的上述缺陷,本发明旨在提供一种润滑条件好、磨损轻微、使用寿命长、噪音小的万向联轴器无滚针重载十字轴。
为了实现上述目的,本发明采用以下技术方案:它包括十字轴本体、设在该十字轴本体各轴颈上呈杯状结构的轴套、固定在各所述轴颈上将该轴套口封闭的油封;各所述轴颈上设有呈螺旋状的导油槽。
在各轴颈的端面设有与导油槽连通的沟槽;在各轴套的内端面设有与沟槽连通的储油腔,各轴套的外端面固定有与该储油腔连通的注油嘴;各沟槽通过内置于十字轴本体内呈十字形结构的油道相互连通。
与现有技术比较,本发明由于在十字轴的轴颈上开设了呈螺旋状的油槽,因此能够在轴颈与轴套之间形成了类似于滑动轴承的油膜,不仅改善了轴颈与轴套之间的润滑条件、减轻了两者之间的摩擦、降低了噪音、延长了使用寿命,而且也提高了十字轴承载能力。由于设置了沟槽和储油腔,因此润滑更加充分;由于采用了将各沟槽连通的十字形油道,因此即便部分注油嘴堵塞也能保证各个轴颈得到良好的润滑,而且各方向均可加注润滑油,十分方便。本发明具有结构简单、装配方便、承载能力强等优点。
附图说明
图1是本发明的结构示意图。
图中:油道1、导油槽2、十字轴本体3、油封4、轴套5、注油嘴6、储油腔7、沟槽8。
具体实施方式
下面结合附图和具体的实施例对本发明作进一步说明:
如图1所示:四个呈杯状结构的轴套5通过间隙配合的方式分别套在十字轴本体1的各个轴颈上,在所述轴颈的根部固定有将轴套5端口封闭的油封4;各轴颈的圆柱面上分布有呈螺旋状的导油槽2。
为了便于润滑油液能够顺畅流入导油槽2,在各轴颈的端面开设有与导油槽2连通的沟槽8;为了便于储存润滑油液,保证润滑充分,在各轴套5的内端面开设有与沟槽8连通的储油腔7;为了便于加注润滑油,在各轴套5的外端面固定有与储油腔7连通的注油嘴6。为了避免某些注油嘴6而导致不能加注润滑油,在十字轴本体3内部设有将各沟槽8相互连通的十字形油道1。 

Claims (4)

1.一种万向联轴器无滚针重载十字轴,包括十字轴本体、设在该十字轴本体各轴颈上呈杯状结构的轴套、固定在各所述轴颈上将该轴套口封闭的油封;其特征在于:各所述轴颈上设有呈螺旋状的导油槽(2)。
2.根据权利要求1所述的万向联轴器无滚针重载十字轴,其特征在于:在各轴颈的端面设有与导油槽(2)连通的沟槽(8)。
3.根据权利要求2所述的万向联轴器无滚针重载十字轴,其特征在于:在各轴套(5)的内端面设有与沟槽(8)连通的储油腔(7),各轴套(5)的外端面固定有与该储油腔连通的注油嘴(6)。
4.根据权利要求2或3所述的万向联轴器无滚针重载十字轴,其特征在于:各沟槽(8)通过内置于十字轴本体(3)内呈十字形结构的油道(1)相互连通。
CN201410074145.6A 2014-03-03 2014-03-03 万向联轴器无滚针重载十字轴 Pending CN103775519A (zh)

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CN104315129A (zh) * 2014-10-17 2015-01-28 中国重汽集团济南动力有限公司 一种新型轴间差速器
CN105840678A (zh) * 2016-06-14 2016-08-10 合肥万向钱潮汽车零部件有限公司 十字轴万向节
WO2019057462A1 (de) * 2017-09-25 2019-03-28 Voith Patent Gmbh Verfahren und vorrichtung zum schmieren eines kreuzgelenkes
CN112161004A (zh) * 2020-09-28 2021-01-01 万向钱潮股份有限公司 一种花键万向节
CN112360890A (zh) * 2020-11-05 2021-02-12 杭州正强传动股份有限公司 一种便于润滑维护的十字轴万向节

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CN203770444U (zh) * 2014-03-03 2014-08-13 贵阳力波机械传动有限公司 万向联轴器无滚针重载十字轴

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CN201517566U (zh) * 2009-05-21 2010-06-30 万向钱潮股份有限公司 复合轴承结构万向节
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104315129A (zh) * 2014-10-17 2015-01-28 中国重汽集团济南动力有限公司 一种新型轴间差速器
CN105840678A (zh) * 2016-06-14 2016-08-10 合肥万向钱潮汽车零部件有限公司 十字轴万向节
WO2019057462A1 (de) * 2017-09-25 2019-03-28 Voith Patent Gmbh Verfahren und vorrichtung zum schmieren eines kreuzgelenkes
CN111148916A (zh) * 2017-09-25 2020-05-12 福伊特专利有限公司 用于润滑十字万向节的方法和装置
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CN112161004A (zh) * 2020-09-28 2021-01-01 万向钱潮股份有限公司 一种花键万向节
CN112360890A (zh) * 2020-11-05 2021-02-12 杭州正强传动股份有限公司 一种便于润滑维护的十字轴万向节

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