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    • 3. 发明授权
    • Method for the controlled pre-rolling of thin slabs leaving a continuous
casting plant
    • 薄板坯受控预轧方法,留下连续铸造厂
    • US5941299A
    • 1999-08-24
    • US756552
    • 1996-11-26
    • Mirco StriuliAndrea CarboniAlfredo LavazzaUmberto MeroniGiovanni Coassin
    • Mirco StriuliAndrea CarboniAlfredo LavazzaUmberto MeroniGiovanni Coassin
    • B21B1/46B22D11/12B22D11/16
    • B22D11/1206B21B1/463
    • The controlled pre-rolling of a slab, leaving a continuous casting plant is carried out with pairs of pre-rolling elements (14, 114, 16) assembled in at least one pre-rolling assembly (10), the first of these pre-rolling assemblies (10) being positioned immediately downstream of the foot rolls (12) of a crystalliser (11). At least one data processing and controlling unit (21) governs the positioning and the adjustment of the pre-rolling elements (14, 114, 16), the final pre-rolling zone being pre-defined by a specific pair (No. X) of pre-rolling elements positioned along the path of extraction of the slab (20), the data processing and controlling unit (21) having access to an inner memorised archive where there is a plurality of pre-defined tables or technological cards (27) containing the map of the desired values of reduction in thickness in the pre-rolling step as a function of the working parameters pre-set and/or monitored and/or detected continuously, each significant variation of at least two of these parameters causing a new table or technological card (27) to be selected with a resulting re-definition of the position and/or action of the pre-rolling elements (14, 114, 16).
    • 离开连续铸造设备的板坯的受控预轧通过组装在至少一个预轧组件(10)中的成对预轧元件(14,114,16)进行, 滚动组件(10)位于结晶器(11)的脚卷(12)的紧挨着的下方。 至少一个数据处理和控制单元(21)控制预滚动元件(14,114,16)的定位和调整,最终预滚动区域由特定对(No.X)预定义, 沿着板坯(20)的提取路径定位的预滚动元件,数据处理和控制单元(21)具有访问内部存储的存档,其中存在多个预定义的表或技术卡(27) 包含在预轧步骤中作为预设和/或连续监测和/或检测的工作参数的函数的预轧步骤中期望的厚度减小值的图,每个这些参数中的至少两个的显着变化导致新的 表格或技术卡(27)被选择,从而重新定义预滚动元件(14,114,16)的位置和/或动作。
    • 6. 发明授权
    • Method to control the axial position of slabs emerging from continuous casting and relative device
    • 控制从连铸出来的板坯轴向位置和相对装置的方法
    • US06540011B2
    • 2003-04-01
    • US09782522
    • 2001-02-14
    • Estore DoniniAndrea CarboniRoberto Millone
    • Estore DoniniAndrea CarboniRoberto Millone
    • B22D1120
    • C21D9/0081B21B39/14B21B45/004B22D11/16C21D11/00F27B9/30F27D3/0024F27D2003/0001
    • Method and device to control the axial position of slabs emerging from continuous casting applied in rolling plants comprising at least a casting machine (11), a heating and/or temperature maintenance furnace (15) and a roughing and prefinishing (16) or finishing train (19) comprising at least one rolling stand (17), the method serving to align the axis (32) of a slab (24) entering the furnace (15) with the axis (25) of the first rolling stand (17), the method providing to control the axial position of the slab (24) and to activate at least a thruster element (26) able to be introduced inside the furnace (15) to act on the edge of the slab (24) and displace it laterally according to a measured discrepancy between the axis (32) of the slab (24) and the axis (25) of the rolling stand (17), wherein the thruster element (26) has a contact element (28) able to cooperate with the edge of the slab (24) advancing inside the furnace (15).
    • 用于控制在连续铸造中出现的板坯的轴向位置的方法和装置,其中至少包括铸造机(11),加热和/或温度维持炉(15)和粗加工和预精加工(16)或精轧机 (19)包括至少一个轧制机架(17),该方法用于将进入炉子(15)的板坯(24)的轴线(32)与第一轧制机架(17)的轴线(25)对准, 所述方法提供用于控制所述板坯(24)的轴向位置并且致动至少一个推进器元件(26),所述推进元件能够被引入到所述炉子(15)内部以作用在所述板坯(24)的边缘上并使其横向移位 根据板坯(24)的轴线(32)与轧制机架(17)的轴线(25)之间的测量的偏差,其中推进器元件(26)具有能够与 板坯(24)的边缘在炉子(15)内前进。
    • 7. 发明授权
    • Method for the controlled pre-rolling of thin slabs leaving a continuous
casting plant, and relative device
    • 薄板坯受控预轧方法,连续铸造厂和相关装置
    • US5601138A
    • 1997-02-11
    • US553015
    • 1995-11-03
    • Bruno Di GiustoFulvio FasanoWogler RuzzaMirco StriuliAlfredo LavazzaAndrea CarboniGiovanni Coassin
    • Bruno Di GiustoFulvio FasanoWogler RuzzaMirco StriuliAlfredo LavazzaAndrea CarboniGiovanni Coassin
    • B21B1/46B21B37/62B22D11/06B22D11/12B22D11/16
    • B22D11/0602B21B1/463B21B37/62B22D11/0622B22D11/1206B22D11/16B21B2201/14
    • Method for the controlled pre-rolling of thin slabs (20) leaving a continuous casting plant, whereby the pre-rolling is carried out with a plurality of pairs of rolls (14-16), a first pre-rolling assembly (10) being positioned immediately downstream of foot rolls (12) of a mold (11), at least one displaceable roll (16) being included in the pairs of rolls (14-16), the pairs of rolls (14-16) being associated with pressure transducer (18) and hydraulic capsule (17), position transducer (24) being included. The pressure transducer (18) and position transducer (24) can be associated with a data processing unit (21), at least the first of the pairs of rolls (14-16) processing a slab (20) which has just emerged from the mold (11) with a thin solidified skin. The method achieves a pre-rolling with a reduction of the thickness of the slab (20) leaving the last pair of pre-rolling rolls (14-16) by at least 10% so as to eliminate the liquid core and to bring into contact the zones in a two-phase condition in order that the central solidification structure be refined and the central separation be minimized. Device suitable to carry out the controlled pre-rolling of thin slabs according to the above method, which comprises an element (25a) to monitor the temperature of the liquid bath in a tundish, an element (25b) to monitor the temperature of a slab (20), an element (26) to monitor the speed of the slab (20) and an element (28) to monitor the inclusion of a liquid cone.
    • 用于允许离开连续铸造设备的薄板坯(20)的受控预轧的方法,由此通过多对轧辊(14-16)进行预轧,第一预轧组件(10) 定位在模具(11)的脚卷(12)的紧挨下游的位置,至少一个位移辊(16)包括在成对辊(14-16)中,成对的辊(14-16)与压力 传感器(18)和液压胶囊(17),位置传感器(24)。 压力传感器(18)和位置传感器(24)可以与数据处理单元(21)相关联,至少第一对辊(14-16)处理刚刚从 模具(11)具有薄的固化皮肤。 该方法通过将最后一对预轧辊(14-16)的板坯(20)的厚度减小至少10%来实现预轧,从而消除液芯并使其接触 这两个区域处于两相状态,以便中心凝固结构被精炼并使中心分离最小化。 适用于根据上述方法进行薄板受控预轧的装置,其包括用于监测中间包中的液槽的温度的元件(25a),用于监测板坯温度的元件(25b) (20),用于监测板坯(20)的速度的元件(26)和用于监视液体锥体的包含的元件(28)。
    • 8. 发明授权
    • Casting line for slabs
    • 板坯铸造线
    • US5803155A
    • 1998-09-08
    • US646017
    • 1996-05-07
    • Alfredo LavazzaAndrea CarboniGiovanni Coassin
    • Alfredo LavazzaAndrea CarboniGiovanni Coassin
    • B21B1/46B21B15/00B22D11/12B22D11/04B22D11/16
    • B22D11/1206B21B1/463B21B2015/0014B21B2201/14
    • The casting line for slabs comprises at least a mould (11), an assembly of foot rolls (12) located at the outlet of the mould (11), a plurality of containing and guide assemblies (13) associated with the vertical segment of the line, a possible extraction assembly cooperating downstream with the last containing and guide assembly (13) and a drawing assembly (16) associated with the horizontal segment of the line, the containing and guide assemblies (13) covering at least the whole vertical segment of the casting line, at least part of the rolls (14) of the containing and guide assemblies (13) cooperating with an actuator (19) governed by a data processing unit (20) to obtain a controlled soft-reduction pre-rolling at least in the second part of the vertical segment of the casting line.
    • 用于板坯的铸造线至少包括模具(11),位于模具(11)的出口处的脚辊(12)的组件,多个容纳和引导组件(13),其与所述模具 线路,可能的下游提取组件与最后的容纳和引导组件(13)以及与所述线的水平段相关联的绘图组件(16)配合,所述容纳和引导组件(13)至少覆盖所述垂直段 铸造线,容纳和引导组件(13)的至少部分辊(14)与由数据处理单元(20)控制的致动器(19)配合,以获得至少控制的软还原预轧 在铸造线垂直段的第二部分。
    • 9. 发明授权
    • Method for the controlled pre-rolling of thin slabs leaving a continuous
casting plant, and relative device
    • 薄板坯受控预轧方法,连续铸造厂和相关装置
    • US5488987A
    • 1996-02-06
    • US177765
    • 1994-01-04
    • Bruno Di GiustoFulvio FasanoWogler RuzzaMirco StriuliAlfredo LavazzaAndrea CarboniGiovanni Coassin
    • Bruno Di GiustoFulvio FasanoWogler RuzzaMirco StriuliAlfredo LavazzaAndrea CarboniGiovanni Coassin
    • B21B1/46B21B37/62B22D11/06B22D11/12B22D11/16B22D11/00B22D11/08B22D11/18
    • B22D11/0602B21B1/463B21B37/62B22D11/0622B22D11/1206B22D11/16B21B2201/14
    • Method for the controlled pre-rolling of thin slabs (20) leaving a continuous casting plant, whereby the pre-rolling is carried out with a plurality of pairs of rolls (14-16) grouped together in one or more pre-rolling assemblies (10), the first of the pre-rolling assemblies (10) being positioned immediately downstream of foot rolls (12) of a mold (11), at least one displaceable roll (16) being included in the pairs of rolls (14-16), the pairs of rolls (14-16) being associated with pressure transducer means (18) and hydraulic capsule means (17), position transducer means (24) being included. The pressure transducer means (18) and position transducer means (24) can be associated with a data processing unit (21), at least the first of the pairs of rolls (14-16) processing a slab (20) which has just emerged from the mold (11) with a thin solidified skin. The method achieves a pre-rolling with a reduction of the thickness of the slab (20) leaving the last pair of pre-rolling rolls (14-16) by at least 10% so as to eliminate the liquid core and to bring into contact the zones in a two-phase condition in order that the central solidification structure be refined and the central separation be minimized. Device suitable to carry out the controlled pre-rolling of thin slabs according to the above method, which comprises means (25a) to monitor the temperature of the liquid bath in a tundish, means (25b) to monitor the temperature of a slab (20), means (26) to monitor the speed of the slab (20) and means (28) to monitor the inclusion of a liquid cone.
    • 用于允许离开连续铸造设备的薄板坯(20)的受控预轧的方法,由此通过在一个或多个预轧组件中组合在一起的多对辊(14-16)进行预轧, 10),第一预轧组件(10)紧邻模具(11)的脚辊(12)的下游,至少一个位移辊(16)被包括在成对辊(14-16)中 ),包括与压力传感器装置(18)和液压胶囊装置(17)相关联的辊对(14-16),包括位置传感器装置(24)。 压力传感器装置(18)和位置传感器装置(24)可以与数据处理单元(21)相关联,至少第一对辊(14-16)处理刚刚出现的板坯(20) 从模具(11)与薄凝固的皮肤。 该方法通过将最后一对预轧辊(14-16)的板坯(20)的厚度减小至少10%来实现预轧,从而消除液芯并使其接触 这两个区域处于两相状态,以便中心凝固结构被精炼并使中心分离最小化。 适用于根据上述方法进行薄板受控预轧的装置,其包括用于监测中间包中的液槽温度的装置(25a),用于监测板坯(20)的温度的装置(25b) ),用于监测板坯(20)的速度的装置(26)和用于监测液体锥体的包含的装置(28)。