CN112128262A - 一种工程车专用的离合器从动盘 - Google Patents

一种工程车专用的离合器从动盘 Download PDF

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CN112128262A
CN112128262A CN202011174037.8A CN202011174037A CN112128262A CN 112128262 A CN112128262 A CN 112128262A CN 202011174037 A CN202011174037 A CN 202011174037A CN 112128262 A CN112128262 A CN 112128262A
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friction
clutch driven
disc
plate
engineering vehicle
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曾小洋
罗海茵
陈俊帆
田小渊
陈小峰
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Guangxi Yuchai Machinery Co Ltd
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Guangxi Yuchai Machinery 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
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00Friction clutches
    • F16D13/58Details
    • F16D13/60Clutching elements
    • F16D13/64Clutch-plates; Clutch-lamellae
    • 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
    • F16D13/00Friction clutches
    • F16D13/58Details
    • F16D13/60Clutching elements
    • F16D13/64Clutch-plates; Clutch-lamellae
    • F16D13/68Attachments of plates or lamellae to their supports
    • 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
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/04Attachment of linings
    • F16D69/0408Attachment of linings specially adapted for plane linings
    • 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
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/131Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
    • F16F15/13121Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses characterised by clutch arrangements, e.g. for activation; integrated with clutch members, e.g. pressure 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
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/131Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
    • F16F15/133Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses using springs as elastic members, e.g. metallic springs
    • F16F15/134Wound springs
    • F16F15/1343Wound springs characterised by the spring mounting
    • 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
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/04Attachment of linings
    • F16D2069/0425Attachment methods or devices
    • F16D2069/0433Connecting elements not integral with the braking member, e.g. bolts, rivets
    • 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
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/04Attachment of linings
    • F16D2069/0425Attachment methods or devices
    • F16D2069/045Bonding
    • F16D2069/0466Bonding chemical, e.g. using adhesives, vulcanising

Abstract

本发明公开了一种工程车专用的离合器从动盘,本离合器从动盘,包括:波形片和减震盘;所述波形片左右两侧分别安装有摩擦片,所述摩擦片包括摩擦块和定位片,所述摩擦块粘结在定位片上,所述波形片和定位片中部设有两个安装孔,所述摩擦块中部设有两个让位孔;所述减震盘的冲压角为圆角。本发明具有摩擦片磨损极限高寿命长,铆接强度高可防止摩擦片脱落,冲压角较小可扩大减振盘内部空间的优点。

Description

一种工程车专用的离合器从动盘
技术领域
本发明设计发动机领域,特别是涉及一种工程车专用的离合器从动盘。
背景技术
目前,工程车使用工况差,道路阻力大,需要加大油门起步,离合器从动盘受到的冲击力非常大,离合器从动盘摩擦材料容易产生早磨、碎裂和脱落故障,减振弹簧容易断裂。
现有离合器从动盘的极限扭矩为780N·m,匹配最大扭矩为500N·m的发动机,扭矩储备不符合工程车要求,弹簧所受应力远超弹簧许可应力。从动盘的摩擦片通过铆钉直接铆接,铆钉孔处的摩擦材料容易出现铆接裂纹,冲击力大时容易拉裂脱落,铆钉头距离摩擦面距离1.5mm,两摩擦片磨损极限为3mm,不能满足工程车的寿命要求,传统的解决办法是增加铆接孔材料厚度来增加摩擦片强度,摩擦片磨损极限会相应变小,寿命更低。
以上背景技术内容的公开仅用于辅助理解本发明的发明构思及技术方案,其并不必然属于本专利申请的现有技术,在没有明确的证据表明上述内容在本专利申请的申请日已经公开的情况下,上述背景技术不应当用于评价本申请的新颖性和创造性。
发明内容
本发明的目的是提供一种工程车专用的离合器从动盘。
为了实现以上目的,本发明采用的技术方案如下:
一种工程车专用的离合器从动盘,其特征在于:本离合器从动盘,包括:波形片和减震盘;
所述波形片左右两侧分别安装有摩擦片,所述摩擦片包括摩擦块和定位片,所述摩擦块粘结在定位片上,所述波形片和定位片中部设有两个安装孔,所述摩擦块中部设有两个让位孔;
所述减震盘的冲压角为圆角。
进一步地,所述波形片为整体式结构。
进一步地,所述摩擦片通过铆钉分别固定在所述波形片的两侧;所述铆钉不与摩擦块相接触。
进一步地,所述铆钉头部离摩擦块面的距离为1.8mm。
进一步地,所述波形片的尺寸为φ350mm。
进一步地,所述波形片两侧安装有摩擦片时的压紧厚度为9.4mm。
进一步地,所述减震盘的冲压角是采用二次冲压工艺。
与现有技术相比,本发明的优点及有益效果为:
1、本发明将减振盘的冲压角压成圆角,扩大减振盘的内部空间,可更换更大型号的弹簧,通过更换改变弹簧刚度、加大弹簧直径和加大弹簧外径的方法,降低应力,可使从动盘极限扭矩提升至1050N·m,满足了工程车的减震要求。
2、本发明通过采用增加摩擦片铜丝股数来降低摩擦材料磨损率,摩擦块粘结在定位片上,定位片通过铆钉固定在波形片,摩擦片上的摩擦块不与铆钉接触,可避免冲击时拉溃摩擦材料,同时通过从现有的从动盘压紧厚度由11.2mm改为9.4mm,避免转动惯量增加过多影响挂档性能,且铆钉头部离摩擦块面的距离为1.8mm从动盘摩擦片磨损极限为3.6mm,可延长使用寿命,满足保修要求。
3、本发明通过将波形片设计为整体结构,取消从动片,从而减小从动盘压紧厚度,降低从动盘转动惯量,增大摩擦片磨损极限。
4、本发明具有摩擦片磨损极限高寿命长,铆接强度高可防止摩擦片脱落,冲压角较小可扩大减振盘内部空间的优点。
附图说明
图1为本发明的主视图;
图2为本发明的A-A向视图;
图3为本发明波形片与摩擦片安装的结构示意图;
图4为现有离合器从动盘的减震盘的结构示意图;
图5为本发明减震盘的结构示意图;
图6为现有离合器从动盘的波形片与摩擦片配合的结构示意图;
图7为本发明波形片与摩擦片配合的结构示意图。
具体实施方式
下面结合具体实施方式对本发明作进一步详细说明。应该强调的是,下述说明仅仅是示例性的,而不是为了限制本发明的范围及其应用。
如图1~7所示,所述一种工程车专用的离合器从动盘,其特征在于:本离合器从动盘,包括:波形片1和减震盘2;
所述波形片1左右两侧分别安装有摩擦片3,所述摩擦片3包括摩擦块4和定位片5,所述摩擦块4粘结在定位片5上,可增大摩擦块4与定位片5接触面积防止摩擦块4脱落,所述波形片1和定位片5中部设有两个安装孔6,用于将摩擦片3固定在波形片1上,所述摩擦块4中部设有两个让位孔7,用于让位铆钉9;
所述减震盘2的冲压角8为圆角,将减振盘2的冲压角8压成圆角,可扩大减振盘2的内部空间,可更换更大型号的弹簧,通过更换改变弹簧刚度、加大弹簧直径和加大弹簧外径的方法,降低应力,可使从动盘极限扭矩提升至1050N·m,满足了工程车的减震要求。
进一步地,所述波形片1为整体式结构,将波形片1设计为整体结构,取消从动片,从而减小从动盘压紧厚度,降低从动盘转动惯量,增大摩擦片磨损极限。
进一步地,所述摩擦片3通过铆钉9分别固定在所述波形片1的两侧;所述铆钉9不与摩擦块4相接触,可避免冲击时拉溃摩擦材料。
进一步地,所述铆钉9头部离摩擦块4面的距离为1.8mm,从动盘摩擦片磨损极限为3.6mm,可延长使用寿命,满足保修要求。
进一步地,所述波形片1的尺寸为φ350mm。
进一步地,所述波形片1两侧安装有摩擦片3时的压紧厚度为9.4mm,从现有的从动盘压紧厚度由11.2mm改为9.4mm,避免转动惯量增加过多影响挂档性能。
进一步地,所述减震盘2的冲压角8是采用二次冲压工艺,避免一次冲压角度较小难脱模,保证了弹簧的让位空间。
本发明将减振盘的冲压角压成圆角,扩大减振盘的内部空间,可更换更大型号的弹簧,通过更换改变弹簧刚度、加大弹簧直径和加大弹簧外径的方法,降低应力,可使从动盘极限扭矩提升至1050N·m,满足了工程车的减震要求,具有摩擦片磨损极限高寿命长,铆接强度高可防止摩擦片脱落,冲压角较小可扩大减振盘内部空间的优点。
以上内容是结合具体的/优选的实施方式对本发明所作的进一步详细说明,不能认定本发明的具体实施只局限于这些说明。对于本发明所属技术领域的普通技术人员来说,在不脱离本发明构思的前提下,其还可以对这些已描述的实施例做出若干替代或变型,而这些替代或变型方式都应视为属于本发明的保护范围。

Claims (7)

1.一种工程车专用的离合器从动盘,其特征在于:本离合器从动盘,包括:波形片和减震盘;
所述波形片左右两侧分别安装有摩擦片,所述摩擦片包括摩擦块和定位片,所述摩擦块粘结在定位片上,所述波形片和定位片中部设有两个安装孔,所述摩擦块中部设有两个让位孔;
所述减震盘的冲压角为圆角。
2.根据权利要求1所述的一种工程车专用的离合器从动盘,其特征在于:所述波形片为整体式结构。
3.根据权利要求1所述的一种工程车专用的离合器从动盘,其特征在于:所述摩擦片通过铆钉分别固定在所述波形片的两侧;所述铆钉不与摩擦块相接触。
4.根据权利要求3所述的一种工程车专用的离合器从动盘,其特征在于:所述铆钉头部离摩擦块面的距离为1.8mm。
5.根据权利要求1所述的一种工程车专用的离合器从动盘,其特征在于:所述波形片的尺寸为φ350mm。
6.根据权利要求1所述的一种工程车专用的离合器从动盘,其特征在于:所述波形片两侧安装有摩擦片时的压紧厚度为9.4mm。
7.根据权利要求1所述的一种工程车专用的离合器从动盘,其特征在于:所述减震盘的冲压角是采用二次冲压工艺。
CN202011174037.8A 2020-10-28 2020-10-28 一种工程车专用的离合器从动盘 Pending CN112128262A (zh)

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