CN102296658B - 一种整体机架四驱气刹后转向农用抓草机 - Google Patents

一种整体机架四驱气刹后转向农用抓草机 Download PDF

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CN102296658B
CN102296658B CN 201110141334 CN201110141334A CN102296658B CN 102296658 B CN102296658 B CN 102296658B CN 201110141334 CN201110141334 CN 201110141334 CN 201110141334 A CN201110141334 A CN 201110141334A CN 102296658 B CN102296658 B CN 102296658B
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张志刚
张义
祁学民
赵明
师文峰
李洪涛
李长法
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LINYING COUNTY YING MACHINERY MANUFACTURING Co Ltd
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Abstract

本发明公开了一种整体机架四驱气刹后转向农用抓草机,包括机架、发动机、变速箱、前桥和后桥,发动机设置在机架的后部,变速箱设置在发动机前端的机架上,变速箱的动力输入轴通过发动机传动轴与发动机的动力输出轴联接,变速箱的一根动力输出轴通过前传动轴与前桥联接,变速箱的另一根动力 输出轴通过后传动轴与后桥联接,机架为整体结构,后桥为气刹转向驱动桥。本发明采用四驱气刹后转向结构,机架为整体结构,大臂采用直大臂形式,机架的后端设置有配重,配重能随大臂左右摆动而形成直线配重,提高了抓草机的抓举重量、举升高度、附着力和爬坡能力。使用气刹,制动效果较好。

Description

一种整体机架四驱气刹后转向农用抓草机
技术领域
本发明属于农用机械领域,具体涉及一种整体机架四驱气刹后转向农用抓草机。
背景技术
抓草机是广泛适用于小麦、玉米、高粱、大豆等农作物秸秆的回收和利用。尤其适用于造纸行业、生物发电及棉花、甘蔗、木材的装卸运转、储存、堆垛等用途。能及时把秸秆回收利用,减少环境污染,节省人力,杜绝火灾,确保安全,是广大农民致富的好帮手。申请人在申请号为“200720000949.7”、名称为“抓草机”的实用新型专利中描述了一种能够小量、均匀进料和轻抛物料的抓草机,这种结构中的移动装置为小型拖拉机,方向盘通过转向油缸与前轮连接,而申请人在申请号为“201020269168.x”、名称为“四驱抓草机”的实用新型中描述了另一种结构的抓草机,这种结构中也是方向盘通过转向油缸与前轮连接。这两种结构中抓草机实用灵活方便,是造纸厂专用的抓草机,但其共同的缺点是前转向,转向桥不可驱动,平衡支点只有中间一个,稳定性差;使用油刹,制动效果较差;四驱抓草机的机架为折腰式,四驱不能后转向,配重不能随大臂左右摆动而形成直线配重,影响了抓草机的抓举重量、举升高度、附着力和爬坡能力。
发明内容
本发明的目的是真对上述现有技术的不足,提供一种整体机架四驱气刹后转向农用抓草机。
本发明的技术方案是以下述方式实现的:
一种整体机架四驱气刹后转向农用抓草机,包括机架、发动机、变速箱、前桥和后桥,所述发动机设置在机架的后部,所述减速箱设置在发动机前端的机架上,所述减速箱的动力输入轴通过发动机传动轴与发动机的动力输出轴联接,所述减速箱的一个动力输出轴通过前传动轴与前桥联接,所述减速箱的另一根动力输出轴通过后传动轴与后桥联接,所述机架为整体结构,所述的后桥为气刹转向驱动桥,所述气刹转向驱动桥包括桥壳、差速器总成、左右内半轴、左右外半轴、转向节支撑座、转向节壳和双万向节总成,所述转向节壳上设置有转向拉臂,所述转向拉臂通过转向拉杆连接;所述转向节壳固定连接有主销总成,所述转向节壳通过主稍轴承和压力轴承支撑在转向节支撑座及主销总成上;所述转向节支撑座与所述桥壳固定连接,其接口处设置有内半轴支撑轴承,内半轴通过支撑轴承安装在转向节支撑座上;所述转向节壳固定连接有轮毂轴管,所述轮毂轴管的另一端设置有锁紧螺母,所述轮毂轴管的外表面通过轮毂轴承设置有轮毂,所述轮毂上固定连接有轮锅和突缘,所述轮毂轴管的内表面与转向节壳的接合处设置有外半轴支撑轴承,外半轴通过外半轴支撑轴承安装在轮毂轴管里;所述外半轴的外花键花键部分与突缘的内花键联接,所述外半轴的端部设置有锁紧螺母;所述内半轴的花键部分与差速器总成里的齿轮联接;所述内半轴和外半轴通过双万向节总成联接,所述双万向节总成包括内半轴端部的主动叉、外半轴端部的从动叉、两个相同的万向节轴和将两个万向节轴连接在一起的联接套,所述万向节轴是一个矩形环,所述矩形环的短边上设置有孔,通过万向节轴承分别与主动叉和从动叉联接,所述矩形环的长边上设置有轴销并通过万向节轴承与连接套联接,所述的转向节壳还固定连接有刹车蹄支撑板,所述刹车蹄支撑板上设置有两根轴销、凸轮轴和气刹分泵支撑架,两个刹车蹄的一端与轴销连接,另一端的端面紧靠凸轮轴;所述气刹分泵支撑架设置有气刹分泵,所述气刹分泵的导杆与凸轮轴上的曲柄连接。
该抓草机的大臂为直大臂。
所述机架的后端设置有配重。
本发明采用四驱气刹后转向结构,机架为整体结构,后桥为气刹转向驱动桥,大臂采用直大臂形式,机架的后端设置有配重,配重能随大臂左右摆动而形成直线配重,提高了抓草机的抓举重量,举升高度,附重力和爬坡能力。使用气刹,制动效果好。
附图说明
附图1是本发明的结构示意图。
附图2是附图1中部件22的结构示意图。
附图3是附图2的K向结构示意图。
附图4是附图3的局部A-A剖面图。
附图5是附图2的部件34的结构示意图。
附图6是附图5的B向结构示意图。
具体实施方式
下面结合附图对本发明作进一步的说明
如图1、图2、图3、图4、图5、图6所示,该整体机架四驱气刹后转向农用抓草机,包括上抓齿焊合1、抓头焊合2、抓头油缸3、导杆4、曲臂焊合、曲臂油缸6、大臂7、前轮总成8、前桥9、大臂油缸10、机架11、前传动轴12、立柱焊合13、方向机总成14、变速箱15、简易棚焊合16、发动机传动轴17、座椅18、后传动轴19、板簧总成20、发动机21、后桥22、后轮总成23、发动机护罩24、柴油箱25和配重26。所述发动机21设置在机架11的后部,所述变速箱15设置在发动机21前端的机架11上,所述变速箱15的动力输入轴通过发动机传动轴17与发动机21的动力输出联接,所述变速箱15的一根动力输出轴通过前传动轴12与前桥9联接,所述变速箱15的另一根动力输出轴通过后传动轴19与后桥22联接,所述机架11为整体结构,所述的后桥22为转向驱动桥,所述转向驱动桥包括桥壳37、差速器总成38、左右内半轴68、左右外半轴55、转向节支撑座36、转向节壳33和双万向节总成34,所述转向节壳33上设置有转向拉臂42,所述转向拉臂42通过转向拉杆43连接;所述转向节壳33固定连接有主销总成35,所述转向节壳33通过主销轴承62和压力轴承63支撑在转向节支撑座36及主销总成35上,所述转向节支撑座36与所述桥壳37固定连接,其接口处设置有内半轴支撑轴承66,内半轴68通过支撑轴承66安装在转向节支撑座36上;所述转向节壳33固定连接有轮毂轴管58,所述轮毂轴管58的另一端设置有锁紧螺母56,所述轮毂轴管58的外表面通过轮毂轴承57设置有轮毂52,所述轮毂52上固定连接有轮锅31和突缘53,所述轮毂轴管58的内表面与转向节壳33的接合处设置有外半轴支撑轴承50,外半轴55通过外半轴支撑轴承50安装在轮毂轴管58里;所述外半轴55的外花键花键部分与突缘53的内花键联接,所述外半轴55的端部设置有锁紧螺母54,所述内半轴68的花键部分与差速器总成里的伞齿轮联接,所述内半轴68和外半轴55通过双万向节总成34联接,所述双万向节总成34包括内半轴68端部的主动叉65、外半轴55端部的从动叉60、两个相同的万向节轴64和将两个万向节轴64连接一起的联接套61,所述万向节轴64是一个矩形环,所述矩形环的短边上设置有孔,通过万向节轴承59分别与主动叉65和从动叉60联接,所述矩形环的长边上设置有轴销69并通过万向节轴承59与联接套61联接。该抓草机的大臂7为直大臂。所述机架11的后端设置有配重26,配重能随大臂左右摆动而形成直线配重,提高了抓草机的抓举重量、举升高度。所述的转向节壳33还固定连接有刹车蹄支撑板32,所述刹车蹄支撑板32上设置有两根轴销、凸轮轴和气刹分泵支撑架40,两个刹车蹄的一端与轴销联接,另一端的端面紧靠凸轮轴;所述气刹分泵支撑架上40设置有气刹分泵41,所述气刹分泵的导杆与凸轮轴上的曲柄联接。使用气刹,制动效果较好。
该整体机架四驱气刹后转向农用抓草机工作时,方向机14通过机架11上设置的转向油缸拉动后轮转向拉杆43,带动转向拉臂42摆动并使转向节壳33通过主销总成35在转向节支撑座36上转动,从而带动轮锅31摆动而实现转向。发动机21的动力输出轴通过发动机传动轴17带动变速箱15的动力输入轴转动,变速箱15的一根动力输出轴通过前传动轴12与前桥9联接,实现前驱动;变速箱15的另一根动力输出轴转动通过后传动轴19带动后桥22里的差速器总成里的伞齿轮转动,从而带动左右内半轴68转动,并通过双万向节总成34、左右外半轴55、轮毂轴管58、轮毂52、突缘53带动轮锅31转动,实现后驱动。该整体机架四驱气刹后转向抓草机,采用四驱气刹后转向结构,提高了抓草机的附着力和爬坡能力。
以上通过实施例形式的具体实施方式,对本发明作了详细的说明,但不应该将此理解为本发明上述主题范围仅限于以上的具体实施方式,凡基于本发明上述内容所以实现的技术均属于本发明的范围。

Claims (3)

1.一种整体机架四驱气刹后转向农用抓草机,包括机架(11)、发动机(21)、变速箱(15)、前桥(9)和后桥(22),所述发动机(21)设置在机架(11)的后部,所述变速箱(15)设置在发动机(21)前端的机架(11)上,所述变速箱(15)的动力输入轴通过发动机传动轴(17)与发动机(21)的动力输出轴联接,所述变速箱(15)的一根动力输出轴通过前传动轴(12)与前桥(9)连接,所述变速箱(15)的另一根动力输出轴通过后传动轴(19)与后桥(22)联接,其特征在于:所述机架(11)为整体结构,所述的后桥(22)为气刹转向驱动桥,所述气刹转向驱动桥包括桥壳(37)、差速器总成(38)、左右内半轴(68)、左右外半轴(55)、转向节支撑座(36)、转向节壳(33)和双万向节总成(34),所述转向节壳(33)上设置有转向拉臂(42),所述转向拉臂(42)通过转向拉杆(43)连接;所述转向节壳(33)固定连接有主销总成(35),所述转向节壳(33)通过主销轴承(62)和压力轴承(63)支撑在转向节支撑座(36)及主销总成(35)上;所述转向节支撑座(36)与所述桥壳(37)固定连接,其接口处设置有内半轴支撑轴承(66),内半轴(68)通过支撑轴承(66)安装在转向节支撑座(36)上;所述转向节壳(33)固定连接有轮毂轴管(58),所述轮毂轴管(58)的另一端设置有锁紧螺母(56),所述轮毂轴管(58)的外表面通过轮毂轴承(57)设置有轮毂(52),所述轮毂(52)上固定连接有轮锅(31)和突缘(53),所述轮毂轴管(58)的内表面与转向节壳(33)的接合处设置有外半轴支撑轴承(50),外半轴(55)通过外半轴支撑轴承(50)安装在轮毂轴管(58)里;所述外半轴(55)的外花键花键部分与突缘(53)的内花键联接,所述外半轴(55)的端部设置有锁紧螺母(54);所述内半轴(68)的花键部分与差速器总成里的伞齿轮联接,所述内半轴(68)和外半轴(55)通过双万向节总成(34)联接;所述双万向节总成(34)包括内半轴(68)端部的主动叉(65)、外半轴(55)端部的从动叉(60)、两个相同的万向节轴(64)和将两个万向节轴(64)连接在一起的联接套(61),所述万向节轴(64)是一个矩形环,所述矩形环的短边上设置有孔,通过万向节轴承(59)分别与主动叉(65)和从动叉(60)联接,所述矩形环的长边上设置有轴销(69)并通过万向节轴承(59)与联接套(61)联接;所述的转向节壳(33)还固定连接有刹车蹄支撑板(32),所述刹车蹄支撑板(32)上设置有两根轴销、凸轮轴和气刹分泵支撑架(40),两个刹车蹄的一端与轴销联接,另一端的端面紧靠凸轮轴;所述气刹分泵支撑架(40)上设置有气刹分泵(41),所述气刹分泵的导杆与凸轮轴上的曲柄联接。
2.根据权利要求1所述的整体机架四驱后转向农用抓草机,其特征在于:该抓草机的大臂(7)为直大臂。
3.根据权利要求1所述的整体机架四驱后转向农用抓草机,其特征在于:所述机架(11)的后端设置有配重(26)。
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