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公开(公告)号：US10024455B2
公开(公告)日：2018-07-17
申请号：US14441501
申请日：2013-11-08
IPC分类号： F16K31/22 , B22D37/00 , B22D41/20 , F16K31/122
摘要： A control device (1) for a stopper (3) comprises: —an outer casing (10), —a control rod (6) sliding through the casing (10), rigidly attachable to the stopper (3), —a hydraulic circuit (20) including a double-acting hydraulic cylinder (21) and a reversible hydraulic pump (9), the hydraulic cylinder (21) having a first and a second chamber (21a, b) between which a piston (22) slides, the hydraulic pump (9) being connected directly to the first and second chamber (21a, b) by means of a first branch and a second branch (20a, b) of said hydraulic circuit (20, respectively, the piston being rigidly attached to the control rod (6), the hydraulic circuit (20) being entirely housed in the outer casing (10), —a control circuit (30) connected to the hydraulic circuit (20) to control the position of the piston (22).
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公开(公告)号：US09731346B2
公开(公告)日：2017-08-15
申请号：US15117813
申请日：2015-02-13
IPC分类号： B22D11/053 , B22D11/16
CPC分类号： B22D11/166 , B22D11/053
摘要： A control device (1) for an oscillating table (6), comprising: —a closed and pressurized hydraulic circuit (20), —a hydraulic actuator (21) connected to said hydraulic circuit (20) and adapted to be connected to the mobile part of the oscillating table (6) to adjust the position thereof, in which said hydraulic actuator (21) is a double-acting cylinder having a first chamber (21a) and a second chamber (21b) delimited from each other by a sliding piston (22) rigidly connected to a first rod (31a) which is rigidly restrainable to said mobile part, in which said hydraulic circuit (20) comprises at least one reversible hydraulic pump (9) directly connected to at least one of said first chamber (21a) and second chamber (21b).
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公开(公告)号：US20170008076A1
公开(公告)日：2017-01-12
申请号：US15117813
申请日：2015-02-13
IPC分类号： B22D11/16 , B22D11/053
CPC分类号： B22D11/166 , B22D11/053
摘要： A control device (1) for an oscillating table (6), comprising:—a closed and pressurized hydraulic circuit (20),—a hydraulic actuator (21) connected to said hydraulic circuit (20) and adapted to be connected to the mobile part of the oscillating table (6) to adjust the position thereof, in which said hydraulic actuator (21) is a double-acting cylinder having a first chamber (21a) and a second chamber (21b) delimited from each other by a sliding piston (22) rigidly connected to a first rod (31a) which is rigidly restrainable to said mobile part, in which said hydraulic circuit (20) comprises at least one reversible hydraulic pump (9) directly connected to at least one of said first chamber (21a) and second chamber (21b).
摘要翻译： 一种用于振荡台（6）的控制装置（1），包括： - 一个闭合和加压的液压回路（20），连接到所述液压回路（20）的液压致动器（21），并适于连接到移动 摆动台（6）的一部分以调节其位置，其中所述液压致动器（21）是具有通过滑动活塞彼此限定的第一腔室（21a）和第二腔室（21b）的双作用气缸 （22），其刚性地连接到刚性地限制于所述可移动部件的第一杆（31a），其中所述液压回路（20）包括至少一个直接连接到所述第一室（至少一个）的可逆液压泵（9） 21a）和第二室（21b）。
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公开(公告)号：US20160318083A1
公开(公告)日：2016-11-03
申请号：US15104947
申请日：2014-12-22
CPC分类号： B21B37/007 , B21B38/008
摘要： The active vibration damping system of a rolling mill comprises a rolling stand and an adjustment system for the bending of the rolling rolls (1, 1′) having hydraulic actuators (2\ 2″, 2″′, 2iv) acting on the chock (20) of the rolling rolls (1, 1′) and hydraulic feeding circuits (7, 9, 11, 12) and injectors (8′, 8″, 8″′, 8iv), preferably piezoelectric injectors, directly inserted into the chambers (6\ 6″, 6″′, 6iv) of the hydraulic actuators (2′, 2″, 2″′, 2iv) with the advantage of exploiting the dampening effect resulting from the high- pressure oil injection.
摘要翻译： 轧机的主动减振系统包括：滚动台和用于弯曲具有作用在轴承座上的液压致动器（2 \ 2“，2”'，2iv）的轧辊（1,1'）的调节系统 20）的轧制辊（1,1'）和液压供给回路（7,9,11,12）和喷射器（8'，8“，8”'，8iv），优选是压电喷射器， （6'，6“'，6iv）的液压致动器（2'，2”，2“'，2iv），具有利用高压油喷射产生的阻尼作用的优点。
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公开(公告)号：US20150047404A1
公开(公告)日：2015-02-19
申请号：US14384127
申请日：2013-03-26
发明人： Andrea De Luca , Carlo Vergano , Stefano Del Tedesco , Andrea Tonoli , Carmine Pristera' , Nicola Amati
CPC分类号： F15B21/008 , B21B29/00 , B21B37/007 , B21B37/62 , B21B2203/44 , B23Q11/0032 , F16F15/007 , F16F15/023 , F16L55/041
摘要： A vibration damping system by means of a hydraulic actuation system, in particular for rolling mills, comprising at least one hydraulic actuator (1) having a movable part (11) and a corresponding hydraulic feeding circuit (2), and hydraulic damping means (3) for a vibrating force acting on the movable part (11) of the hydraulic actuator (1); the damping means (3) being connected to the hydraulic circuit (2) to actuate a damping of the vibrating force, wherein that the damping means (3) comprise a double chamber cylinder (31) having a first chamber (34) hydraulically connected to the hydraulic circuit (2), and a movable part (35) connected to an electric damping part (32), with the first chamber (34) hydraulically connected to and communicating with the second chamber (33) of the double chamber cylinder (31) by means of a calibrated pipe (36).
摘要翻译： 一种通过液压致动系统，特别是用于轧机的减振系统，包括至少一个液压致动器（1），其具有可移动部件（11）和相应的液压供给回路（2），以及液压阻尼装置（3） ），用于作用在液压致动器（1）的可动部分（11）上的振动力; 所述阻尼装置（3）连接到所述液压回路（2）以致致动所述振动力的阻尼，其中所述阻尼装置（3）包括双腔室（31），所述双腔室（31）具有液压连接到 液压回路（2）和连接到电阻尼部件（32）的可移动部件（35），第一腔室（34）液压地连接到双腔室（31）的第二腔室（33） ）通过校准管（36）。
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公开(公告)号：US10092936B2
公开(公告)日：2018-10-09
申请号：US15104947
申请日：2014-12-22
摘要： The active vibration damping system of a rolling mill comprises a rolling stand and an adjustment system for the bending of the rolling rolls (1, 1′) having hydraulic actuators (2\2″, 2″′, 2iv) acting on the chock (20) of the rolling rolls (1, 1′) and hydraulic feeding circuits (7, 9, 11, 12) and injectors (8′, 8″, 8″′, 8iv), preferably piezoelectric injectors, directly inserted into the chambers (6\6″, 6″′, 6iv) of the hydraulic actuators (2′, 2″, 2″′, 2iv) with the advantage of exploiting the dampening effect resulting from the high- pressure oil injection.
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公开(公告)号：US09599131B2
公开(公告)日：2017-03-21
申请号：US14384127
申请日：2013-03-26
发明人： Andrea De Luca , Carlo Vergano , Stefano Del Tedesco , Andrea Tonoli , Carmine Pristera' , Nicola Amati
IPC分类号： F15B21/00 , B21B29/00 , F16L55/04 , B21B37/00 , B21B37/62 , B23Q11/00 , F16F15/023 , F16F15/00
CPC分类号： F15B21/008 , B21B29/00 , B21B37/007 , B21B37/62 , B21B2203/44 , B23Q11/0032 , F16F15/007 , F16F15/023 , F16L55/041
摘要： A vibration damping system by means of a hydraulic actuation system, in particular for rolling mills, comprising at least one hydraulic actuator (1) having a movable part (11) and a corresponding hydraulic feeding circuit (2), and hydraulic damping means (3) for a vibrating force acting on the movable part (11) of the hydraulic actuator (1); the damping means (3) being connected to the hydraulic circuit (2) to actuate a damping of the vibrating force, wherein that the damping means (3) comprise a double chamber cylinder (31) having a first chamber (34) hydraulically connected to the hydraulic circuit (2), and a movable part (35) connected to an electric damping part (32), with the first chamber (34) hydraulically connected to and communicating with the second chamber (33) of the double chamber cylinder (31) by means of a calibrated pipe (36).
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公开(公告)号：US20150292645A1
公开(公告)日：2015-10-15
申请号：US14441501
申请日：2013-11-08
IPC分类号： F16K31/122 , B22D37/00 , B22D41/20
CPC分类号： F16K31/122 , B22D37/00 , B22D41/20
摘要： A control device (1) for a stopper (3) comprises:—an outer casing (10),—a control rod (6) sliding through the casing (10), rigidly attachable to the stopper (3),—a hydraulic circuit (20) including a double-acting hydraulic cylinder (21) and a reversible hydraulic pump (9), the hydraulic cylinder (21) having a first and a second chamber (21a, b) between which a piston (22) slides, the hydraulic pump (9) being connected directly to the first and second chamber (21a, b) by means of a first branch and a second branch (20a, b) of said hydraulic circuit (20, respectively, the piston being rigidly attached to the control rod (6), the hydraulic circuit (20) being entirely housed in the outer casing (10),—a control circuit (30) connected to the hydraulic circuit (20) to control the position of the piston (22).
摘要翻译： 一种用于止动器（3）的控制装置（1）包括： - 外壳（10）， - 滑动通过所述壳体（10）的控制杆（6），刚性地附接到所述止动件（3）上， - 液压回路 （20）包括双作用液压缸（21）和可逆液压泵（9），所述液压缸（21）具有第一和第二室（21a，b），活塞（22）在其间滑动， 液压泵（9）通过所述液压回路（20,20）的第一分支和第二分支（20a，b）直接连接到第一和第二室（21a，b），20分别与活塞刚性连接 控制杆（6），液压回路（20）完全容纳在外壳（10）中; - 控制回路（30），连接到液压回路（20）以控制活塞（22）的位置。
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