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    • 2. 发明授权
    • Component for the sliding support of another component, and process for producing it
    • 用于另一部件的滑动支撑的部件,以及用于制造它的过程
    • US08314053B2
    • 2012-11-20
    • US12676500
    • 2008-09-04
    • Jens Dahl JensenUrsus KrügerHeike SchieweManuela SchneiderGabriele WinklerHartmut Walter
    • Jens Dahl JensenUrsus KrügerHeike SchieweManuela SchneiderGabriele WinklerHartmut Walter
    • F16C33/06C10M103/06
    • F16C33/14F16C33/043F16C2220/20F16C2223/70Y10T29/49647
    • The invention relates to a component that is suitable for use as a sliding bearing. The invention further relates to a method for the production of said component. The design of the component according to the invention provides a layer of a light metal material (13), which is provided with an oxide layer (15) containing pores (16) in the direction of the sliding surface (23) of the component. A hard material (18) is placed in the pores, which greatly increases the firmness of said layer region, thus creating the mechanical firmness for use as a sliding bearing. In order to counteract the tendency of said firm layer region to experience brittle failure, the oxide layer (15) is coated with a solid lubricant layer (20). Said solid lubricant layer comprises a metallic, ductile matrix (21), which distributes a force (F) acting at certain points over a larger surface region (b). In order to improve the sliding characteristics, particles of a solid lubricant (22) are simultaneously embedded in the solid lubricant layer (20).
    • 本发明涉及适用于滑动轴承的部件。 本发明还涉及生产所述组分的方法。 根据本发明的部件的设计提供了一种轻金属材料层(13),其在该部件的滑动表面(23)的方向上设置有包含孔(16)的氧化物层(15)。 一个硬质材料(18)被放置在孔中,这大大增加了所述层区域的硬度,从而产生用作滑动轴承的机械硬度。 为了抵消所述牢固层区域经历脆性破坏的倾向,氧化物层(15)涂覆有固体润滑剂层(20)。 所述固体润滑剂层包括金属的延性基体(21),其分配在较大表面区域(b)上的某些点处作用的力(F)。 为了提高滑动特性,固体润滑剂(22)的颗粒同时嵌入固体润滑剂层(20)中。
    • 5. 发明申请
    • Method and Device For Controlling a Magnetic Bearing
    • 用于控制磁轴承的方法和装置
    • US20080224555A1
    • 2008-09-18
    • US11813819
    • 2005-12-21
    • Ingo MenzHartmut Walter
    • Ingo MenzHartmut Walter
    • H02K7/09G05B11/01G05B1/02
    • H02K7/09F16C32/0453
    • A detection device (8) detects radial deflections (x, y) of a rotating element (2) which is mounted in a base (1) by means of a magnetic bearing system (3) so as to rotated about a rotational axis (4) and feeds these deflections to a control device (9). Said control device uses the radial deflections (x, y) to determine control signals (Sx, Sy) for the magnetic bearing system (3) and outputs them to the magnetic bearing system (3). The detection device (8) also detects a rotary frequency (f) of the rotating element (2) and feeds it to the control device (9). The control device eliminates from the radial deflections (x, y) at least one frequency portion that comprises the portions of the radial deflections (x, y) having frequencies close to a filter frequency that has a defined ratio to the rotary frequency (f). The control device (9) uses the frequency portion to determine frequency control signals (Fx, Fy) in accordance with a frequency control model. The control device determines a remaining portion using the difference between the radial deflections (x, y) and the frequency portion, and uses said remaining portion to determine remaining control signals (Rx, Ry) in accordance with a remaining control model. The controls signals (Sx, Sy) are then determined by summing up the frequency control signals (Fx, Fy) and the remaining control signals (Rx, Ry).
    • 检测装置(8)检测通过磁轴承系统(3)安装在基座(1)中的旋转元件(2)的径向偏转(x,y),以绕旋转轴线(4)旋转 )并将这些偏转馈送到控制装置(9)。 所述控制装置使用径向偏转(x,y)来确定磁轴承系统(3)的控制信号(Sx,Sy)并将其输出到磁轴承系统(3)。 检测装置(8)还检测旋转元件(2)的旋转频率(f)并将其馈送到控制装置(9)。 控制装置消除径向偏转(x,y)至少一个频率部分,其包括具有接近与旋转频率(f)的限定比率的滤波器频率的频率的径向偏转(x,y)的部分, 。 控制装置(9)使用频率部分来根据频率控制模型来确定频率控制信号(Fx,Fy)。 控制装置使用径向偏转(x,y)和频率部分之间的差异来确定剩余部分,并且根据剩余的控制模型使用所述剩余部分来确定剩余的控制信号(Rx,Ry)。 然后通过对频率控制信号(Fx,Fy)和剩余的控制信号(Rx,Ry)进行求和来确定控制信号(Sx,Sy)。
    • 7. 发明申请
    • MACHINE HAVING A BACKUP BEARING WITH A LIQUID-METAL ANTI-FRICTION LAYER
    • 具有液体金属抗摩擦层的备用轴承的机器
    • US20110116732A1
    • 2011-05-19
    • US12920885
    • 2009-03-02
    • Hartmut Walter
    • Hartmut Walter
    • F16C41/04
    • F16C39/02F16C33/10
    • A machine has a base (2), a rotating element (4) and at least one bearing system (6). Said bearing system (6) has an operating bearing (7) and a backup bearing (8) associated with the operating bearing (7). The backup bearing (8) has a base bearing ring (9) and a rotating element bearing ring (10) that is rotationally arranged relative to the base bearing ring (9). In a normal operating mode of the machine, the rotating element (4) is permanently received by the operating bearing (7) relative to the base (2) in a contact-free manner so that the rotating element bearing ring (10) does not rotate relative to the base bearing ring (9). In a special mode of operation of the machine, in which the rotating element (4) is not received by the operating bearing (7) in a contact-free manner, the rotating element (4) sets the rotating element bearing ring (10) rotating relative to the base bearing ring (9) so that the rotating element (4) is at least temporarily received with contact via the backup bearing (8). A liquid-metal anti-friction layer (11) is arranged between the base bearing ring (9) and the rotating element bearing ring (10).
    • 机器具有基座(2),旋转元件(4)和至少一个轴承系统(6)。 所述轴承系统(6)具有与所述操作轴承(7)相关联的操作轴承(7)和支承轴承(8)。 支承轴承(8)具有相对于基座轴承环(9)旋转地布置的基座轴承环(9)和旋转元件轴承环(10)。 在机器的正常操作模式中,旋转元件(4)以无接触的方式相对于基座(2)由操作轴承(7)永久地接收,使得旋转元件轴承环(10)不 相对于基座轴承环(9)旋转。 在机器的特殊操作模式中,旋转元件(4)不以无接触的方式被操作轴承(7)接收,旋转元件(4)设置旋转元件轴承环(10) 相对于基座轴承环(9)旋转,使得旋转元件(4)经由支承轴承(8)至少临时接触。 在所述基座轴承环(9)和所述旋转元件轴承环(10)之间设置液态金属抗摩擦层(11)。
    • 8. 发明授权
    • Router with dust exhaust
    • 路由器带灰尘排气
    • US4606685A
    • 1986-08-19
    • US601636
    • 1984-04-18
    • Peter MaierKarl AttingerAlbert SigelGernot HanselErwin KutscherHartmut Walter
    • Peter MaierKarl AttingerAlbert SigelGernot HanselErwin KutscherHartmut Walter
    • B23C9/00B23Q11/00B23Q16/00B27C5/10B23C1/06
    • B23Q11/0046B23Q16/001B27C5/10Y02P70/171Y10T408/18Y10T409/30392Y10T409/304088Y10T409/306608Y10T409/308624Y10T82/2581
    • A router comprises a cage supporting a drive unit having a shaft on which a cutter can be fixed. A rest plate is provided with an aperture for moving the cutter therethrough. The rest plate is connected to the cage through two guide columns on which it is displaceable in axial directions of the cutter and arrestable in a selected position. The rest plate is a hollow structure open downwardly where it is closed by a detachable cover having a smooth outer surface. A cavity of the plate communicates with and encircles the aperture 21 for the cutter and grows toward an exhaust connection which extends tangentially to the cutter, i.e. in the direction in which the millings are thrown. The exhaust connection can be connected to an exhauster. Laterally on the rest plate, an adjustable slide stop may be provided having an angled leg which can be brought into a position flush with the bottom surface of the rest plate or moved downward therefrom. A chip screen is mounted for adjustable movement toward and away from the rest plate.
    • 路由器包括支撑具有可固定有切割器的轴的驱动单元的保持架。 休息板设置有用于使切割器通过其移动的孔。 其余板通过两个导柱连接到保持架上,在该导柱上,其可在切割器的轴向方向上移动并且可在可选择的位置阻止。 其余板是向下敞开的中空结构,其中由可滑动的外表面的可拆卸盖封闭。 板的空腔与切割器的孔21连通并且环绕,用于朝着与切割器切向延伸的排气连接,即在抛出铣削的方向上的排气连接。 排气连接可以连接到排气管。 在另一个板上,可以设置一个可调节的滑动止动件,该滑动止动件具有成角度的支脚,所述成角度的支脚可以被置于与该止动板的底表面齐平或从其向下移动的位置。 安装芯片屏幕用于朝向和远离其余板的可调节运动。