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    • 1. 发明授权
    • Arrangement for rapid movement of a roll with hydrostatic bearings
    • 用静液压轴承快速移动辊子的布置
    • US06595691B1
    • 2003-07-22
    • US09719943
    • 2001-03-26
    • Kari HolopainenJuha LahtinenPekka KiviojaJuha Ehrola
    • Kari HolopainenJuha LahtinenPekka KiviojaJuha Ehrola
    • F16C3206
    • F16C13/028D21G1/002D21G1/0226F16C13/04
    • The invention relates to an arrangement for displacing a roll, which is hydrostatically journalled by its axle (1) on support structures and positionable in its working position by means of a bearing, through a rapid movement of the bearing out of its said working position. The journalling comprises at each end of the roll at least one loading element (2-4) pressurizable with a hydraulic medium and at least one support element (5). The arrangement of the invention comprises a valve control piston (9), delivering a hydraulic medium required for the pressurization of said at least one loading element (2) and positioned in a valve cylinder (8), said control piston (9) being provided with a positioning valve (10) on the face of the control piston (9) pointing towards the loading element (2), the face of the control piston (9) opposite relative to the positioning valve (10) being coupled with a pressure line (LP) of the hydraulic system for focusing a holding pressure on the control piston (9).
    • 本发明涉及一种用于移动辊的装置,其通过其轴(1)在支撑结构上被水力轴承安装,并且可通过轴承通过轴承快速移动而脱离其工作位置而通过轴承定位在其工作位置。 支架包括在辊的两端处的至少一个加载元件(2-4),其可加压液压介质和至少一个支撑元件(5)。 本发明的装置包括阀控制活塞(9),输送所述至少一个装载元件(2)的加压所需的液压介质并且定位在阀缸(8)中,所述控制活塞(9)被设置 在所述控制活塞(9)的面向所述加载元件(2)的表面上具有定位阀(10),所述控制活塞(9)相对于所述定位阀(10)相对的面与压力线 (LP),用于将保持压力聚焦在控制活塞(9)上。
    • 3. 发明授权
    • Method and arrangement for automatic monitoring and correction of the
regulation pressure in regulation valves of a variable-crown roll in a
paper machine
    • 自动监测和校正造纸机中可变冠辊调节阀调节压力的方法和装置
    • US6109285A
    • 2000-08-29
    • US213529
    • 1998-12-17
    • Pekka KiviojaJuha Lahtinen
    • Pekka KiviojaJuha Lahtinen
    • D21G1/02F17D1/16
    • D21G1/022Y10T137/0396
    • Method and arrangement for automatic monitoring and correction of the regulation pressure of regulation valves in a regulation valve block in a variable-crown roll in a paper machine. The regulation pressure of the regulation valve in each regulation zone in the regulation valve block can be connected alternatingly to a reference pressure detector whose measurement signal is compared with the measurement signal of the actual value of the regulation pressure in the regulation zone concerned. The result of the comparison is stored on the page of monitoring of pressure detectors contained in the central computer system, on which page, in addition to this difference, set values and actual values of the regulation zone pressures as well as the value of the reference measurement are provided. In addition, a correction can be made to the actual value of the regulation pressure in the regulation zone concerned if the difference between the measurement signal of the reference pressure detector and the measurement signal of the actual value of the regulation pressure in the regulation zone concerned is higher than a predetermined value.
    • 自动监测和校正造纸机中可变冠辊中调节阀块中调节阀调节压力的方法和装置。 调节阀块中每个调节区域中的调节阀的调节压力可以交替地与参考压力检测器相连,其参考压力检测器的测量信号与相关调节区域的调节压力的实际值的测量信号进行比较。 比较的结果存储在中央计算机系统中包含的压力检测器的监视页面上,除了该差异之外,还设置了调节区域压力的值和实际值以及参考值 提供测量。 另外,如果参考压力检测器的测量信号与调节区域中的调节压力的实际值的测量信号之间的差异相关,则可以对相关调节区域中的调节压力的实际值进行校正 高于预定值。
    • 4. 发明授权
    • Method for providing a roll mantle of a tubular roll for a paper machine
or equivalent with roll bearings
    • 提供用于造纸机或与滚动轴承等效的管状辊的辊套的方法
    • US5566451A
    • 1996-10-22
    • US437503
    • 1995-05-09
    • Juhani NiskanenPekka KiviojaJuha LahtinenEsa LensuEsa Salavamaki
    • Juhani NiskanenPekka KiviojaJuha LahtinenEsa LensuEsa Salavamaki
    • D21G1/02F16C13/00F16C13/02F16C32/06B23P15/00
    • F16C13/028D21G1/022F16C13/02F16C32/0666Y10T29/4956
    • A method for providing a tubular roll mantle of a roll for a paper machine or equivalent with glide bearings and a roll including glide-bearings. The roll mantle is supported on a stationary roll axle by hydraulic glide-bearing members acting upon the roll mantle or upon the roll ends. The bearing members are loaded hydraulically by a pressure medium. The roll mantle is supported on the roll axle by at least one pair of glide-bearing members which acting radially and/or axially in opposite directions. When an outside force that shifts or attempts to shift the roll mantle in the direction transverse to the main loading direction and/or in the axial direction is applied to the roll mantle, the pressure in the glide-bearing member placed at the side of the higher loading is adjusted to a level higher than the pressure in the glide-bearing member acting in the opposite direction so that the outside forces are neutralized. In another embodiment, the roll mantle is permitted to be shifted over a certain distance in the main loading direction. When the roll mantle approaches its preset extreme position in this direction, the movement of the roll mantle is brake down, and finally the movement is stopped in its extreme position by the glide-bearing members.
    • 一种用于提供用于造纸机或等效物的滚筒的管状辊罩的方法,所述滚筒包括滑动轴承和包括滑动轴承的辊。 辊罩由作用在辊套上或辊端的液压滑动承载构件支撑在固定的辊轴上。 轴承构件通过压力介质液压地装载。 所述辊套通过至少一对沿相反方向径向和/或轴向地作用的滑动承载构件支撑在所述辊轴上。 当向垂直于主加载方向和/或轴向方向移动或试图移动辊套的外力施加到辊套时,滑动承载构件中的压力位于 更高的负载被调节到比沿着相反方向作用的滑动承载部件中的压力高的水平,使得外力被中和。 在另一个实施例中,允许辊罩在主加载方向上移动一定距离。 当辊套在该方向上接近其预设极限位置时,辊套的运动被制动下来,最后运动通过滑动轴承部件停止在其极限位置。
    • 5. 发明授权
    • Tubular roll for a paper machine or equivalent with glide-bearings
    • 用于造纸机或带有滑动轴承的等效物的管状辊
    • US5509883A
    • 1996-04-23
    • US236644
    • 1994-05-02
    • Juhani NiskanenPekka KiviojaJuha LahtinenEsa LensuEsa Salvamaki
    • Juhani NiskanenPekka KiviojaJuha LahtinenEsa LensuEsa Salvamaki
    • D21G1/02F16C13/00F16C13/02F16C32/06B23P15/00
    • F16C13/028D21G1/022F16C13/02F16C32/0666Y10T29/4956
    • A method for providing a tubular roll mantle of a roll for a paper machine or equivalent with glide bearings and a roll including glide-bearings. The roll mantle is supported on a stationary roll axle by hydraulic glide-bearing members acting upon the roll mantle or upon the roll ends. The bearing members are loaded hydraulically by a pressure medium. The roll mantle is supported on the roll axle by at least one pair of glide-bearing members which acting radially and/or axially in opposite directions. When an outside force that shifts or attempts to shift the roll mantle in the direction transverse to the main loading direction and/or in the axial direction is applied to the roll mantle, the pressure in the glide-bearing member placed at the side of the higher loading is adjusted to a level higher than the pressure in the glide-bearing member acting in the opposite direction so that the outside forces are neutralized. In another embodiment, the roll mantle is permitted to be shifted over a certain distance in the main loading direction. When the roll mantle approaches its preset extreme position in this direction, the movement of the roll mantle is braked down, and finally the movement is stopped in its extreme position by the glide-bearing members.
    • 一种用于提供用于造纸机或等效物的滚筒的管状辊罩的方法,所述滚筒包括滑动轴承和包括滑动轴承的辊。 辊罩由作用在辊套上或辊端的液压滑动承载构件支撑在固定的辊轴上。 轴承构件通过压力介质液压地装载。 所述辊套通过至少一对沿相反方向径向和/或轴向地作用的滑动承载构件支撑在所述辊轴上。 当向垂直于主加载方向和/或轴向方向移动或试图移动辊套的外力施加到辊套时,滑动承载构件中的压力位于 更高的负载被调节到比沿着相反方向作用的滑动承载部件中的压力高的水平,使得外力被中和。 在另一个实施例中,允许辊罩在主加载方向上移动一定距离。 当该辊套在该方向上接近其预设的极限位置时,该辊套的运动被制动,最后通过滑动承载部件将该运动停止在其极限位置。
    • 6. 发明授权
    • Method for providing a roll for a paper machine with sliding bearings and a roll for a paper machine with sliding bearings
    • US06699164B1
    • 2004-03-02
    • US09913678
    • 2002-01-29
    • Juha LahtinenAri LehtoJori OnnelaEsa LensuPekka KiviojaAki Mikkola
    • Juha LahtinenAri LehtoJori OnnelaEsa LensuPekka KiviojaAki Mikkola
    • B23P1500
    • F16C13/04D21G1/022D21G1/0226
    • The invention relates to a method for providing a roll (1) for a paper machine with sliding bearings, the roll comprising a stationary roll axle (3) and a tubular roll mantle (2) arranged to revolve around it. In the method, the roll mantle (2) is supported on the roll axle (3) by means of hydraulic sliding bearing members (4a, 4b, 5a, 5b; 25, 28; 40a, 40b) which are arranged to accomplish radial fitting with bearings of the roll mantle in the loading direction and in the lateral direction with respect to it, and the axial fitting with bearings of the roll mantle. The sliding bearing members are loaded by means of a hydraulic medium, the feed of which to the sliding bearing members is controlled by means of control valves (6; 30; 40). In the method relating to the invention, when loading (F) is applied to the sliding bearing member (4a, 4b) effective in the loading direction, the loading force applied to the sliding bearing member (4a, 4b) subject to an external load due to the loading is compensated for automatically, essentially immediately, without an external control instruction, by means of the movement of the control valve (6) stem (60) of the sliding bearing member (4a, 4b) subject to loading, the said control valve (6) bringing about a rapid increase in the pressure of the hydraulic medium in the sliding bearing member (4a, 4b) subject to the external load, at the same time as the pressure of the medium supplied to the sliding bearing member (5a, 5b) located radially on the opposite side of the roll axle (3) in the loading direction is adjusted to a certain minimum value, whereby the bearings of the roll mantle are rendered so as to be essentially without stroke. The invention also relates to a roll for a paper machine which is provided with sliding bearings.
    • 7. 发明授权
    • Roll in a paper or board machine
    • 卷入纸或纸板机
    • US07022056B2
    • 2006-04-04
    • US09871535
    • 2001-05-31
    • Kari HolopainenJori OnnelaJuha LahtinenAri Lehto
    • Kari HolopainenJori OnnelaJuha LahtinenAri Lehto
    • B29C43/46
    • F16C13/028D21G1/022D21G1/0226Y10T29/49549Y10T29/49826
    • A method for fitting a tubular roll shell (2) of a roll (1) in a paper or board machine. In the method, the roll shell (2) is supported on a stationary roll shaft (3) by means of hydrostatic slide bearing elements (4a, 4b; 4a′, 4b′; 5a, 5b; 5a′, 5b′), acting on the roll shell (2) in radially opposite directions, at least in the direction of a plane co-directional with a first plane or a plane parallel to a primary loading (F) and in a plane substantially lateral to a plane co-directional with the primary loading (F). The slide bearing elements (4a, 4b, 4a′, 4b′, 5a, 5b, 5a′, 5b′) are loaded hydraulically by means of a pressure fluid. The lateral bearing elements (4a, 4b; 4a′, 4b′) acting in radially opposite directions have a hydrostatic pressure thereof adjusted by means of a regulator (20) having feedback connection with the main bearing elements (5a, 5b, 5a′, 5b′) acting in the direction of a plane co-directional with the primary loading (F) to comply at a predetermined ratio with the maximum hydrostatic pressure of the main bearing elements (5a, 5b, 5a′, 5b′) acting on the roll shell (2). The invention relates further to an apparatus for applying the method.
    • 一种用于在纸或纸板机中装配卷(1)的管状辊壳(2)的方法。 在该方法中,辊壳(2)通过静压滑动轴承元件(4a,4b; 4aa,4ba; 5a,5b; 5a)支撑在固定辊轴(3)上 至少在与第一平面或平行于主负载(F)的平面相同的平面的平面方向上,并且在平面上沿着径向相反的方向在辊壳(2)上作用在辊壳 基本上横向于与主负载(F)同向的平面。 通过压力流体液压地承载滑动轴承元件(4a,4b,4a',4b',5a,5b,5a,5b')。 作用在径向相反方向上的横向轴承元件(4a,4b; 4a',4b')具有通过调节器(20)调节的静水压力,调节器(20)具有与主轴承元件(5a, 5 b,5 a',5 b')沿与主负载(F)同向的平面方向作用,以与主轴承元件(5a,5b)的最大流体静力压力 ,5a,5b)作用在辊壳(2)上。 本发明还涉及一种应用该方法的装置。
    • 8. 发明授权
    • Method and device for measuring the progress of a moving person
    • 用于测量移动人物进度的方法和装置
    • US09518828B2
    • 2016-12-13
    • US12000997
    • 2007-12-19
    • Ulf MeriheinäJuha Lahtinen
    • Ulf MeriheinäJuha Lahtinen
    • G01C22/00G01C21/16A63B24/00A63B69/00
    • G01C21/16A63B24/00A63B69/0028A63B2220/17A63B2220/40A63B2220/803G01C22/006
    • The invention relates to measuring devices to be used in physical measuring, and more particularly, to a method and a device for measuring the progress of a moving person. In the solution according to the invention the quantities describing the progress of the moving person are being calculated based on step cycle-specific acceleration stage characteristic accelerations a+ and step cycle-specific braking stage characteristic acceleration a− obtained from acceleration values measured by means of an acceleration sensor, and on the measured time. The invention aims at providing a solution, better and simpler than prior solutions, for measuring the progress of a moving person, which solution is applicable for use in a multitude of measuring solutions for ways of locomotion of various types.
    • 本发明涉及用于物理测量的测量装置,更具体地,涉及一种用于测量移动人物的进度的方法和装置。 在根据本发明的解决方案中,描述移动人员的进度的数量是根据步进循环特定的加速阶段特性加速度a +和步进循环特定的制动阶段特性加速度α来计算的, 加速度传感器和测量时间。 本发明旨在提供一种比以前的解决方案更好和更简单的解决方案,用于测量移动人员的进度,该解决方案适用于多种测量方案,用于各种类型的运动。
    • 9. 发明授权
    • Method in the hydraulic roll control system of a papermaking machine or the like and a multipressure hydraulic roll control system
    • 造纸机等的液压辊控制系统中的方法和多压力液压辊控制系统
    • US06471006B2
    • 2002-10-29
    • US09962060
    • 2001-09-25
    • Matti HulkkonenJuha LahtinenEsa Salavamäki
    • Matti HulkkonenJuha LahtinenEsa Salavamäki
    • F01M100
    • D21G1/022
    • Oil is pumped from a tank (10) to points of service in the hydraulic roll control system of a papermaking machine, wherein the oil is pumped at least at one low pressure level such as is required for the lubrication of the roll bearings and/or drive gearbox and at least at one high pressure level such as is required for the pressure-loaded zones of a roll. The oil is filtered and if necessary cooled and the return circulation of oil is passed back to the tank (10). The oil is pumped from the tank (10) into a single low-pressure circuit by a pump or pumps (11a, 11b), with a capacity to meet overall demand of fluid flows delivered to the points of service. Supply lines form the circuit to desired points of service are passed through stages to stepwise elevate the line pressure to a desired high-pressure level.
    • 油从罐(10)泵送到造纸机的液压辊控制系统中的服务点,其中油被至少泵送到一个低压水平,例如用于润滑辊轴承和/或 驱动齿轮箱,并且至少在一个高压水平,例如辊的压力加载区域所需的。 油被过滤并且如果需要冷却并且油的返回循环返回到罐(10)。 油通过泵或泵(11a,11b)从罐(10)泵送到单个低压回路中,具有满足输送到服务点的流体流的总体需求的能力。 供电线路形成电路,使所需服务点通过阶段逐步将管路压力提升到所需的高压水平。