CN110268172B - 含内置过滤器的涡轮机u形接头和生产该u形接头的方法 - Google Patents
含内置过滤器的涡轮机u形接头和生产该u形接头的方法 Download PDFInfo
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Abstract
U形接头(100),该U形接头是特别地用于涡轮机的U形接头,该U形接头包括主体(102),主体包括附接到壳体(105)的装置(104)和用于安装铰链销的至少一个孔(106),其特征在于,所述主体形成为一体并且包括围绕所述至少一个孔的蜂窝型环形部分(108),蜂窝型环形部分形成振动过滤器,并且该蜂窝型环形部分的压缩和/或挠曲应变能力大于所述主体的其余部分的压缩和/或挠曲应变能力。
Description
技术领域
本发明涉及U形接头,特别是涡轮机U形接头,以及用于生产这种U形接头的方法。
背景技术
现有技术包括以编号CN-U-203 035 753和JP-U-S58 80615公布的实用新型,以及以编号US-A1-2010/329597、WO-A2-2012/131233、US-A1-2011/176757、WO-A1-2015/053940、FR-A1-2 998 497、FR-A1-2 894 934、WO-A1-2013/001238和US-A1-2003/063826公布的专利申请。
用于推动飞行器的涡轮机(例如涡轮发动机)包括涡轮机的运行所必需的辅助机器。这些辅助机器例如是用于致动控制、润滑或燃料构件的流体泵以及发电机。这些机器与齿轮箱机械地安装在一起,齿轮箱自身通过合适的机械连接件连接到发动机的轴。该箱在本领域中通常由其缩写AGB(附件齿轮箱)表示。齿轮箱通过悬挂设备被保持悬挂在发动机的壳体上,该悬挂设备包括连接到壳体的U形接头的曲柄。
图1示出了这种类型的设备。曲柄10包括中间体,中间体具有大致细长形状并且连接到曲柄的纵向端部,从而连接到连接头,连接头包括孔,该孔的轴线在基本上平行的平面中,图1的切割平面通过这些孔12中的一个孔的轴线A。该孔12在外部接纳圆柱形保持架14,该圆柱形保持架14通过卷接保持在孔12中。保持架14的内表面用于将套筒引导到形成球16的外球形表面。
曲柄的每个头部18被安装在雌性U形接头24的耳部20、22之间,在图1中只能看到曲柄10的一部分。可见的头部18通过螺钉26被保持在两个耳部20、22之间,螺钉26穿过耳部20、22和球16。螺钉26自身由螺母28固定。
如在图中可见的,曲柄10通过球16沿着螺钉26的方向被轴向地固定,曲柄10从每侧抵靠轴承30,轴承30被插入每个耳部20、22的孔中。由于该球的安装,头部18可以围绕螺钉的轴线自由地枢转并且在由环境限定的抵接部的范围内围绕与螺钉轴线垂直的任何轴线枢转。该移动尤其根据布置在两侧上的在曲柄头部18与U形接头24的耳部20、22之间的间隔来限制。
在AGB的使用寿命期间,由发动机的振动产生的特别是在平行于曲柄10的轴线的方向上的力通过悬挂设备朝向AGB和AGB支撑的附件行进。这些推力的结果是导致AGB或所述附件劣化。
该问题的解决方案包括为这种类型的设备配备用于阻尼振动的装置。图1所示的解决方案包括通过阻尼轴承30将螺钉26安装在U形接头的耳部20、22的孔中。每个耳部的孔接纳阻尼轴承30,阻尼轴承30包括内环形圈34和外环形圈36,弹性体环形阻尼器38在内环形圈34与外环形圈36之间延伸。
然而,该技术的缺点尤其涉及阻尼器的温度稳定性和阻尼器的流体产品(污染物、溶剂、煤油等)(弹性体的劣化和动态性能的可变性)。实际上,由于阻尼器的弹性体的生产,阻尼器的使用局限于环境温度通常低于200℃的应用。另外,不能充分地确立弹性体失效机理,这使得轴承自第一裂缝出现就进行更换的更换频率增加,同时轴承还应该能够针对多次循环确保其功能。
发明内容
本发明提出一种对上述技术的改进,该改进代表一种简单、有效和经济的解决方案,特别是响应于上述阻尼装置的热稳定性问题。
本发明提出一种U形接头,该U形接头特别是用于涡轮机的U形接头,U形接头包括主体,主体包括附接到壳体的装置和用于安装铰链销的至少一个孔,其特征在于,所述主体形成为一体并且包括围绕所述至少一个孔的蜂窝型环形部分,蜂窝型环形部分形成振动过滤器,并且蜂窝型环形部分的压缩和/或挠曲应变能力大于所述主体的其余部分的压缩和/或挠曲应变能力。
因此,过滤器或U形接头的一部分可由耐高温(例如大于200℃)的材料制成。这可以通过具有柔性特性并且特别地具有压缩和/或挠曲应变能力的蜂窝型结构来实现,该蜂窝型结构足以过滤被悬挂的系统在运行时可能经受的振动频谱。
根据本发明的U形接头可包括单独采用或彼此组合采用的以下特征中的一个或多个:
-U形接头至少部分是金属或由复合材料制成,
-所述环形部分包括网格状结构,
-所述主体包括主要蜂窝型部分,以及
-所述主要部分包括网格状结构。
本发明还涉及悬挂设备,该悬挂设备特别是用于涡轮机的悬挂设备,该悬挂设备包括如上所述的U形接头,该设备进一步包括如下组件,该组件包括球和保持架,保持架环绕球并被环接或附接在U形接头主体的孔中。
本发明还涉及涡轮机,该涡轮机特别是飞行器的涡轮机,该涡轮机包括这种U形接头或特别是用于将AGB悬挂在发动机壳体上的这种设备。
本发明最后涉及生产如上所述的U形接头或U形接头的部分的方法,其特征在于,该方法包括例如通过对粉末床进行选择性熔化而对U形接头、特别是对U形接头的蜂窝型环形部分进行增材制造的步骤。
附图说明
通过阅读作为非限制性示例并参考附图作出的以下描述,将最佳地理解本发明,并且本发明的其他细节、特征和优点将更清楚地显现,在附图中:
-图1是根据现有技术的连接到U形接头的特定曲柄模型的示意性横截面图,
-图2是根据本发明的U形接头模型的非常示意性的局部视图,
-图3是用于U形接头的滑动轴承的示意性横截面图,以及
-图4是例如用于增材制造在此根据图2的U形接头或U形接头部分的装置的非常示意性视图。
具体实施方式
如图2所示,根据本发明的U形接头100包括主体102,主体102包括用于附接到涡轮机壳体的装置104和具有轴线A的至少一个孔106。该U形接头可以是雄型的并且包括仅一个耳部,或者该U形接头可以是雌型的并且包括基本上平行的两个耳部,这两个耳部的孔的轴线是对齐的。
主体102形成为一体,并且包括围绕孔106的蜂窝型环形部分108,蜂窝型环形部分108形成振动过滤器,并且蜂窝型环形部分108的压缩和/或挠曲应变能力大于主体的其余部分的压缩和/或挠曲应变能力。
主体102和环形部分108形成为一个部件,该部件优选地由金属制成并通过增材制造制成,这将参考图4被更详细地描述。
附接装置104可包括在壳体105上的支撑板并且包括用于螺钉或类似物穿过的孔口。
环形部分108优选地包括网格状结构,该网格状结构由彼此连接的图案(例如交叉杆)的三维组合形成。这些图案通过间隔彼此分离并彼此间隔开,所述间隔形成部分108的气囊。
有利地,U形接头的主体102包括主要蜂窝型部分110,该主要蜂窝型部分110可具有相同类型的结构,即网格状结构。如上所述,部分108的压缩和/或挠曲应变能力大于部分110的压缩和/或挠曲应变能力。部分110的蜂窝型结构或网格结构尤其允许减轻部分110和/或允许加强受应力区域。
主要部分110在此以非蜂窝型材料带为边界以使组件加固。
U形接头100可以与包括球112和保持架111的组件相关联以形成悬挂设备。环绕球112的保持架111通过另一种方法被环接或附接在孔106中,孔106包括所述环形部分108。因此,不再需要在U形接头的耳部116的孔114中设置阻尼轴承。在一变型中,球112和保持架111可以由仅一个圆柱形引导套筒118代替。套筒118或者球112和保持架111组件旨在由类似于图1的螺钉120穿过。
滑动轴承可被附接和固定在U形接头孔中。
图3示出了本发明的实施例变型,在该实施例变型中,前述实施例的部分108、保持架111和球112(或部分108和套筒118)由具有内置振动过滤器的滑动轴承119代替。轴承119包括分别为内环形圈119a和外环形圈119b的两个环形圈,这两个环形圈围绕彼此延伸并通过蜂窝型或网格状结构119c连接在一起,由于蜂窝型或网格状结构119c的压缩和/或挠曲应变能力大于圈的压缩和/或挠曲应变能力,因此蜂窝型或网格状结构119c形成振动过滤器。轴承优选地形成为一体。因此,圈119a和圈119通过结构119c一体地连接在一起,结构119c可包括以重复和有序的几何图案构成的臂。该组件优选地为金属。轴承119还可与U形接头形成为一体。
U形接头100有利地通过增材制造来生产。图4示出了用于通过增材制造、特别是通过用高能束对粉末床进行选择性熔化来生产U形接头的装置的示例。
该机器包括:供料盘170,供料盘170包含材料(诸如金属合金)的粉末;和滚筒130,以从该盘170转移出该粉末并将该粉末的第一层110铺展在结构支撑件180上。
该机器还包括回收盘140,以在将粉末层铺展在结构支撑件180上之后回收所使用的粉末(特别是未熔化或未烧结的粉末)和多余的粉末(主要)。因此,回收盘的主要粉末部分由新粉末组成。此外,专业人员通常将该回收盘140称为溢流盘或灰烬盘。
该机器还包括能量束195(例如激光)的发生器190和管理系统150,管理系统150能够将该束195引导到结构支撑件180的任何区域上,以便扫描粉末层的任何区域。能量束(激光)的成形以及能量束的直径在焦平面上的变化分别通过束扩展器152和聚焦系统154来完成,该组合构成光学系统。
这种对粉末应用类似于直接金属沉积(direct metal deposition,DMD)方法的方法的机器可以使用任何高能束代替激光束195,只要该束的能量足以在第一种情况下进行熔化或者在另一种情况下在粉末颗粒与材料的其上搁置有颗粒的部分之间形成套环或桥接件。
滚筒130可以由另一种合适的能够转移和铺展分层粉末的沉积系统代替,该沉积系统例如为与刮板、刀或刷子相关的分配器(或料斗)。
管理系统150包括例如可以被导向的至少一个镜子155,激光束195在到达粉末层之前在该至少一个镜子155上被反射,该粉末层的表面的每个点相对于包含在聚焦系统154中的聚焦透镜仍然位于同一高度,该镜子155的角位置由检流计头管理,使得激光束扫描第一粉末层的至少一个区域,从而跟随预先建立的部件轮廓。
该机器按如下方式工作。使用滚筒130,材料的第一粉末层110沉积在结构支撑件180上,该粉末在滚筒130向前移动期间从供料盘170转移出,然后该粉末在滚筒130的一次(或多次)返回移动期间被刮擦,并且可能被轻微压实。多余的粉末被回收在回收盘140中。通过用激光束195扫描,该第一粉末层110的区域处于大于该粉末的熔化温度(液相线温度)的温度下。根据用于待制造部件的计算机辅助设计和制造的计算机化工具的数据库中所包含的信息来控制检流计头。因此,第一层110的该区域的粉末颗粒160熔化并形成呈一体件的第一束带层(cordon)115,该第一束带层115与结构支撑件180固定在一起。在该阶段,也可以用激光束扫描该第一层的多个独立区域,以在材料熔化并固化之后形成彼此分离的多个第一束带层115。支撑件180下降一与已经由第一层限定的厚度(介于20μm至100μm之间并且通常介于30μm至50μm之间)对应的高度。虽然支撑件180的预编程移动在公差范围内是不变的值,但是由于待熔化或固结的粉末层的厚度高度地取决于粉末床的孔隙率和粉末床的平面度,因此待熔化或固结的粉末层的厚度从一层到另一层保持为可变值。然后,第二粉末层120沉积在第一层110上和第一束带层115上,接着,第二层120的部分或全部位于该第一束带层115上方的区域通过暴露在激光束195下而被加热,使得第二层120的该区域的粉末颗粒与第一束带层115的至少一部分一起熔化,并形成呈一体件的(d'un seul tenant)或固结的第二束带层125,这两个束带层115和125的组合形成呈一体件的块体。为此,当该第二束带层125的一部分连接到第一元件115时,第二束带层125有利地已经被完全连接。应当理解的是,根据待构造的部件的轮廓,特别是在底切表面的情况下,第一层110的上述区域可以不位于、甚至部分位于第二层120的上述区域下方,使得在这种情况下,第一束带层115和第二束带层125不会形成呈一体件的块体。然后,通过在已经形成的组件上添加附加的粉末层来继续进行该逐层构造部件的过程。用束195进行扫描允许通过按照待生产的部件的几何形状(例如上述网格状结构)赋予每个层形状来构造每个层。随着部件的上层被构造,部件的下层被更快地或者不那么快地冷却。
为了减少在如上所述的部件的逐层制造期间溶解氧、氧化物或其他污染物对部件的污染,该制造必须在具有受控的并且适用于该方法/材料对的湿度水平的封闭空间中进行,并且该封闭空间填充有关于材料的中性气体(非反应性),中性气体被认为是例如氮气(N2)、氩气(Ar)或氦气(He),其中添加或不添加少量的以其还原能力见长的氢气(H2)。也可以考虑这些气体中的至少两种气体的混合物。为了防止污染,特别是防止由周围环境中的氧气造成的污染,该混合物用于使该封闭空间处于超压下。
因此,通过激光进行的选择性熔化或选择性烧结允许构造具有良好尺寸精度的轻微污染的部件,该部件的三维几何形状可以是复杂的。
通过激光进行的选择性熔化或选择性烧结还优选地使用具有球形形态的粉末,该粉末是清洁的(即未被来自合成的残余元素污染)并且非常精细(每个颗粒的尺寸介于1μm至100μm之间,优选地介于45μm至90μm之间),这允许获得成品的优异表面状态。
此外,相对于模制的、注塑的或机加工的部件,通过激光进行的选择性熔化或选择性烧结允许大量缩短制造所需时间、减少成本和固定成本。
Claims (10)
1.U形接头(100),所述U形接头用于涡轮机,所述U形接头包括主体(102),所述主体包括附接到壳体(105)的装置(104)和用于安装铰链销的至少一个孔(106),其特征在于,所述主体形成为一体并且包括围绕所述至少一个孔的蜂窝型环形部分(108),所述蜂窝型环形部分形成振动过滤器,并且所述蜂窝型环形部分的压缩和/或挠曲应变能力大于所述主体的其余部分的压缩和/或挠曲应变能力。
2.根据权利要求1所述的U形接头(100),其中,所述U形接头至少部分是金属。
3.根据权利要求1或2所述的U形接头(100),其中,所述蜂窝型环形部分包括网格状结构。
4.根据权利要求1或2所述的U形接头(100),其中,所述主体(102)包括主要蜂窝型部分(110)。
5.根据权利要求4所述的U形接头(100),其中,所述主要蜂窝型部分(110)包括网格状结构。
6.悬挂设备,所述悬挂设备包括根据权利要求1至5中任一项所述的U形接头(100),该悬挂设备进一步包括如下组件,所述组件包括球(112)和保持架(111),所述保持架环绕所述球并且被环接或附接在所述U形接头的主体的孔(106)中。
7.根据权利要求6所述的悬挂设备,所述悬挂设备用于涡轮机。
8.生产根据权利要求1至5中任一项所述的U形接头的方法,其特征在于,所述方法包括对所述U形接头(100)进行增材制造的步骤。
9.根据权利要求8所述的方法,其中,所述方法还包括对所述U形接头的蜂窝型环形部分(108)进行增材制造的步骤。
10.根据权利要求8或9所述的方法,其中,所述增材制造通过对粉末床进行选择性熔化实现。
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FR3091911A1 (fr) * | 2019-01-21 | 2020-07-24 | Airbus Operations (S.A.S.) | Dispositif de liaison pivotante entre au moins deux pièces, aéronef comprenant un capot équipé dudit dispositif de liaison pivotante |
FR3105934B1 (fr) | 2020-01-08 | 2021-12-24 | Safran Trans Systems | Pièce de suspension ou de liaison d'une turbomachine, turbomachine qui en fait usage et aéronef ainsi équipé. |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1390377A (zh) * | 1999-11-12 | 2003-01-08 | 纳幕尔杜邦公司 | 带有挠性轴承座的轴承系统 |
CN101326380A (zh) * | 2005-09-08 | 2008-12-17 | Gkn动力传动国际有限公司 | 具有有限轴向位移的相对滚道接头 |
CN202326724U (zh) * | 2011-11-18 | 2012-07-11 | 曹泽通 | 轴承减震装置 |
WO2012131233A2 (fr) * | 2011-03-29 | 2012-10-04 | Snecma | Dispositif de suspension d'une turbomachine a un avion |
CN203035753U (zh) * | 2012-11-30 | 2013-07-03 | 重庆林腾机电有限公司 | 一种变速箱用轴承座 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5880615U (ja) * | 1981-11-26 | 1983-05-31 | 株式会社小松製作所 | エンジンの軸受け装置 |
US5303880A (en) * | 1992-10-28 | 1994-04-19 | General Electric Company | Aircraft engine pin mount |
US5860623A (en) * | 1995-05-03 | 1999-01-19 | The Boeing Company | Three link failsafe engine mount |
US6648514B2 (en) * | 2001-09-28 | 2003-11-18 | Reliance Electric Technologies, Llc | Sleeve bearing assembly system and method |
FR2894934B1 (fr) * | 2005-12-15 | 2009-11-13 | Airbus France | Attache arriere d'un moteur d'aeronef avec manille en attente et ressort pour un tel axe en attente |
FR2900906B1 (fr) * | 2006-05-09 | 2009-01-09 | Airbus France Sas | Systeme de fixation tolerant aux dommages pour moteur d'aeronef |
DE102009031063A1 (de) * | 2009-06-30 | 2011-01-05 | Schaeffler Technologies Gmbh & Co. Kg | Wälzlageranordnung |
US9599158B2 (en) * | 2010-01-19 | 2017-03-21 | Saint-Gobain Performance Plastics Pampus Gmbh | Maintenance-free bearing with tolerance compensation properties against wear and misalignment |
FR2977280B1 (fr) | 2011-06-28 | 2015-04-10 | Hispano Suiza Sa | Boitier perfectionne de relais d'accessoires d'une turbine a gaz |
FR2998497B1 (fr) * | 2012-11-29 | 2021-01-29 | Association Pour La Rech Et Le Developpement De Methodes Et Processus Industriels Armines | Procede de fusion selective de lits de poudre par faisceau de haute energie sous une depression de gaz |
EP3055604B1 (en) * | 2013-10-07 | 2021-03-31 | Raytheon Technologies Corporation | Additively grown enhanced impact resistance features for improved structure and joint protection |
US9897162B2 (en) * | 2014-01-09 | 2018-02-20 | Honeywell International Inc. | Two-dimensional vibration isolator |
FR3042475B1 (fr) * | 2015-10-16 | 2018-07-13 | Airbus Operations (S.A.S.) | Mat porteur de moteur d'aeronef |
-
2017
- 2017-02-02 FR FR1750862A patent/FR3062439B1/fr active Active
-
2018
- 2018-01-30 US US16/482,201 patent/US11927215B2/en active Active
- 2018-01-30 WO PCT/FR2018/050211 patent/WO2018142058A1/fr unknown
- 2018-01-30 EP EP18705693.2A patent/EP3577357B1/fr active Active
- 2018-01-30 CN CN201880009015.0A patent/CN110268172B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1390377A (zh) * | 1999-11-12 | 2003-01-08 | 纳幕尔杜邦公司 | 带有挠性轴承座的轴承系统 |
CN101326380A (zh) * | 2005-09-08 | 2008-12-17 | Gkn动力传动国际有限公司 | 具有有限轴向位移的相对滚道接头 |
WO2012131233A2 (fr) * | 2011-03-29 | 2012-10-04 | Snecma | Dispositif de suspension d'une turbomachine a un avion |
CN202326724U (zh) * | 2011-11-18 | 2012-07-11 | 曹泽通 | 轴承减震装置 |
CN203035753U (zh) * | 2012-11-30 | 2013-07-03 | 重庆林腾机电有限公司 | 一种变速箱用轴承座 |
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EP3577357B1 (fr) | 2021-03-03 |
CN110268172A (zh) | 2019-09-20 |
US20200124084A1 (en) | 2020-04-23 |
EP3577357A1 (fr) | 2019-12-11 |
FR3062439B1 (fr) | 2019-03-15 |
US11927215B2 (en) | 2024-03-12 |
WO2018142058A1 (fr) | 2018-08-09 |
FR3062439A1 (fr) | 2018-08-03 |
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