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    • 7. 发明公开
    • VERSTELLBARE NOCKENWELLENANORDNUNG
    • EP2286067A1
    • 2011-02-23
    • EP09753605.6
    • 2009-05-04
    • Thyssenkrupp Presta Teccenter Ag
    • SCHERZINGER, GuidoMANN, BerndLUGAUER, Gunther, MartinWOLFINGER, MarioALTAG, FrankWIESNER, PeterMEUSEL, JürgenMUSTER, ManfredMEIER, Alex
    • F01L1/047F01L1/344F01L13/00
    • F01L1/047F01L1/344F01L13/0036F01L2001/0473
    • The invention relates to a camshaft arrangement for a drive, in particular for a motor vehicle engine, comprising two shafts (20; 30) which are arranged coaxially one inside the other, in which a hollow outer shaft (20) and an inner shaft (30) are arranged so as to be rotatable relative to one another, and both shafts (20; 30) support in each case a plurality of cams (21; 22; 31). Here, the outer shaft cams (21; 22) supported by the outer shaft (20) are rotationally fixedly attached to the outer shaft (20), while the inner shaft cams (31) supported by the inner shaft (30) are rotationally fixedly attached to the inner shaft (30) by means of in each case at least one connecting element (40; 40’). The connecting element (40; 40’) projects with play through a recess (50; 50’) in the outer shaft (20) and is fastened to the respective inner shaft cam (31) which is rotatably mounted on the outer shaft (20). The invention is characterized in that the respective connecting element (40; 40’) is inserted into a receptacle (37) in the inner shaft (30) in such a way that a part (42) of the connecting element (40; 40’) projects out of the receptacle (37), and in that that part (42) which projects out is inserted at least partially into a cutout (32) located on the join diameter of the respective inner shaft cam (31), wherein said cutout (32) is formed so as to be open at least toward one end side of the inner shaft cam (31), and in that that part (42) which projects out has at least two opposite side surfaces (43; 44) which bear with an interference fit against two corresponding inner surfaces (34; 35) of the cutout (32) of the respective inner shaft cam (31).
    • 用于驱动装置的凸轮轴装置技术领域本发明涉及一种用于驱动装置,特别是用于机动车辆发动机的凸轮轴装置,其包括两个彼此同轴地布置的轴(20; 30),其中中空的外轴(20)和内轴 30)布置成能够相对于彼此旋转,并且两个轴(20; 30)分别支撑多个凸轮(21; 22; 31)。 这里,由外轴20支撑的外轴凸轮21,22在外轴20上旋转固定,而由内轴30支撑的内轴凸轮31旋转固定地固定在外轴20上, 借助于至少一个连接元件(40; 40')分别连接到内轴(30)。 连接元件(40; 40')通过外轴(20)中的凹槽(50; 50')而间隙地突出并且被固定到可旋转地安装在外轴(20)上的相应内轴凸轮(31) )。 本发明的特征在于,相应的连接元件(40,40')以这样的方式插入内轴(30)中的插座(37)中,使得连接元件(40; 40')的一部分(42) )伸出容纳部(37),并且突出的部分(42)至少部分地插入位于相应的内轴凸轮(31)的接合直径上的切口(32)中,其中所述切口 (32)形成为至少朝向所述内轴凸轮(31)的一端侧敞开,并且所述突出的部分(42)具有至少两个相对的侧表面(43; 44),所述侧表面 与相应内轴凸轮(31)的切口(32)的两个对应内表面(34; 35)过盈配合。
    • 9. 发明公开
    • VERFAHREN ZUR ERZEUGUNG EINES NOCKENPROFILS EINES NOCKENPAKETES EINER NOCKENWELLE UND NOCKENWELLE
    • EP3234312A1
    • 2017-10-25
    • EP15777920.8
    • 2015-10-06
    • Thyssenkrupp Presta Teccenter Ag
    • WEIDAUER, MarcelMANN, BerndLINDNER, Mario
    • F01L1/047F01L1/344F01L1/08F01L13/00
    • F01L1/047B24B19/12F01L1/08F01L1/34413F01L13/0057F01L2001/0473F01L2103/00
    • The invention relates to a method for producing a cam profile of a cam pack of a cam shaft, said cam pack having at least two cam elements that can be adjusted in relation to each other, and to a camshaft, wherein the camshaft comprises an outer shaft, an inner shaft arranged concentrically within the outer shaft in such a way that the inner shaft can be rotated, and at least one fixed cam element connected to the outer shaft for conjoint rotation and one adjustment cam element connected to the inner shaft for conjoint rotation, wherein the method comprises at least the following steps: processing an adjustment cam contour of the adjustment cam element by means of the continuous diameter reduction of at least one segment of the adjustment cam base circle, wherein the adjustment cam base circle is reduced to a diameter that is smaller than a fixed cam nominal circle diameter minus a doubled adjustment cam base circle tolerance, and processing a fixed cam contour of the fixed cam element by reducing a fixed cam contour protrusion at least in a region between a transition point, upon the reaching of which a tapping element for converting a revolving motion of the cam elements into a linear motion of the valves is transferred from the fixed cam element to the adjustment cam element, and is placed to a processing point.
    • 本发明涉及一种用于制造凸轮轴的凸轮组的凸轮轮廓的方法,所述凸轮组具有至少两个可相对于彼此调节的凸轮元件,并涉及一种凸轮轴,其中该凸轮轴包括外部 轴,同轴地布置在外轴内的内轴,使得内轴能够旋转,并且至少一个固定凸轮元件连接到外轴用于联合旋转并且一个调整凸轮元件连接到内轴用于联合 其中该方法至少包括以下步骤:借助于调节凸轮基圆的至少一段的连续直径减小来加工调节凸轮元件的调节凸轮轮廓,其中调节凸轮基圆被减小到 直径小于固定凸轮标称圆直径减去双倍调节凸轮基圆容差,并且处理固定凸轮元件的固定凸轮轮廓 通过至少在过渡点之间的区域中减小固定的凸轮轮廓突起,一旦到达所述过渡点,用于将凸轮元件的旋转运动转换成阀的线性运动的攻丝元件从固定凸轮元件传递到 调整凸轮元件,并放置到加工点。
    • 10. 发明公开
    • VENTILTRIEB ZUR BETÄTIGUNG VON GASWECHSELVENTILEN EINER BRENNKRAFTMASCHINE
    • VENTILTRIEB ZURBETÄTIGUNGVON GASWECHSELVENTILEN EINER BRENNKRAFTMASCHINE
    • EP3215719A1
    • 2017-09-13
    • EP15753633.5
    • 2015-08-04
    • Thyssenkrupp Presta Teccenter Ag
    • MEUSEL, JürgenMANN, BerndKUNZ, Michael
    • F01L1/344F01L1/047
    • F01L1/34413F01L1/047F01L1/344F01L2001/0475
    • The invention relates to a valve train (1) for actuating gas exchange valves of an internal combustion engine having a first camshaft (10) which is received such that it can rotate in a first shaft axis (11), and having a second camshaft (20) which is received such that it can rotate in a second shaft axis (21), wherein at least one of the camshafts (10, 20) is configured as an adjustable camshaft (10, 20) and has an outer shaft (12, 22), in which an inner shaft (13, 23) is received such that it can rotate, wherein at least one of the camshafts (10, 20) is drive-connected via a drive means (2) to a crankshaft (3) of the internal combustion engine, and wherein a phase adjusting member (30) is provided, by way of which at least one inner shaft (13, 23) can have its phase position changed relative to the phase position of at least one outer shaft (12, 22) of the camshaft (10, 20). It is provided according to the invention that the phase adjusting member (30) has an arrangement which is spaced apart from both shaft axes (11, 21).
    • 本发明涉及一种用于驱动内燃机的气体交换阀的气门机构(1),所述气门机构具有第一凸轮轴(10)和第二凸轮轴(10),所述第一凸轮轴被接收成使得所述第一凸轮轴能够在第一轴轴线(11) 所述凸轮轴(10,20)被接纳成使得所述凸轮轴能够在第二轴线轴线(21)中旋转,其中,所述凸轮轴(10,20)中的至少一个凸轮轴构造为可调凸轮轴(10,20)并且具有外轴(12,20) 其中内轴(13,23)被接纳成可旋转,其中至少一个凸轮轴(10,20)经由驱动装置(2)与曲轴(3)驱动连接, 并且其中设置有相位调节构件(30),通过该相位调节构件(30),至少一个内轴(13,23)可以使其相位相对于至少一个外轴( (10,20)的凸轮轴(12,22)。 根据本发明设置,相位调整构件(30)具有与两个轴线(11,21)间隔开的布置。