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    • 5. 发明公开
    • EINSTELLEN EINES GEZIELTEN TEMPERATURPROFILES AN BANDKOPF UND BANDFUSS VOR DEM QUERTEILEN EINES METALLBANDS
    • EINSTELLEN EINES GEZIELTEN TEMPERATURFOFILES BANDKOPF UND BANDFUSS VOR DEM QUERTEILEN EINES METALLBANDS
    • EP3177412A1
    • 2017-06-14
    • EP15738039.5
    • 2015-07-09
    • Primetals Technologies Austria GmbH
    • KUEGEL, ManfredRIMNAC, AxelSEILINGER, Alois
    • B21B37/74
    • B21B37/74B21B1/26B21B45/0218B21B2015/0014B21B2261/21
    • The invention relates to the area of metallurgical systems, specifically a rolling mill with a cooling zone for cooling and scissors for cross-cutting metal strips, which are preferably made of steel. The aim of the invention is to provide a method and a device with which even metal strips with thicknesses > 4 mm and/or metal strips made of high-strength materials can be cross-cut by means of scissors arranged after a production line and a cooling zone. This is achieved by a method in which the metal strip (6) is cooled in the cooling zone (10) to a specified temperature profile in the longitudinal direction of the metal strip (6) such that the metal strip (6) has a higher temperature in the region of the strip head of the trailing metal strip portion (31) and the strip base of the leading metal strip portion (32) than in the upstream and downstream regions.
    • 本发明涉及冶金系统的领域,特别是具有用于横向切割金属带的冷却和剪刀的冷却区域的轧机,其优选由钢制成。 本发明的目的是提供一种方法和装置,利用该方法和装置,甚至可以通过在生产线之后布置的剪刀将具有厚度> 4mm的金属带和/或由高强度材料制成的金属带横切, 冷却区。 这通过以下方法实现,其中金属带材(6)在冷却区域(10)中在金属带材(6)的纵向方向上被冷却至特定温度分布,使得金属带材(6)具有较高 在后金属带部分(31)的带头部区域和前金属带部分(32)的带基部区域中的温度高于在上游和下游区域中的温度。
    • 9. 发明公开
    • WALZENSCHLIFF ZUR GEZIELTEN VERMEIDUNG VON VIERTELWELLEN
    • EP3328565A1
    • 2018-06-06
    • EP16721836.1
    • 2016-05-12
    • Primetals Technologies Austria GmbH
    • SEILINGER, Alois
    • B21B31/18B21B13/14
    • The invention relates to a roller stand (1) that has a roller stand frame (3) in which working rollers (4, 5), or working rollers (4, 5) and support rollers (8, 9), or working rollers (4, 5), intermediate rollers (10, 11), and support rollers (8, 9) are mounted. The rollers (4, 5, 8, 9, 10, 11) can be rotated about a respective rotational axis (6, 7). In a roller stand (1) without intermediate rollers (10, 11), the working rollers (4, 5) can be moved relative to one another in the direction of the respective rotational axis (6, 7), i.e. axially. In a roller stand (1) with intermediate rollers (10, 11), the same applies to the working rollers (4, 5) or the intermediate rollers (10, 11). Each of the axially movable rollers (4, 5 or 10, 11) has an effective barrel length (L) and a curved contour (R1, R2) which extends over the entire effective barrel length (L). Each of the axially movable rollers (4, 5 or 10, 11) has a contour (R1, R2) made by superimposing a respective base function (B1, B2) with a respective additional function (Z1, Z2). The base functions (B1, B2) and the additional functions (Z1, Z2) are functions of the location (x) in the direction of the respective rotational axis (6, 7). The base functions (B1, B2) are determined so as to complement each other in a specified relative axial position in an unloaded state of the axially movable rollers (4, 5 or 10, 11) and form a convex or concave roller gap profile depending on a movement direction upon being moved from the axial position. The sum of the additional functions (Z1, Z2) is a symmetrical function, which is monotonous on both sides, with respect to the barrel center of the axially movable rollers (4, 5 or 10, 11) in the unmoved state.