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    • 4. 发明授权
    • Process and device for applying a temperature profile to metal blocks
for extrusion
    • 将温度曲线应用于金属块进行挤压的工艺和装置
    • US5802905A
    • 1998-09-08
    • US525541
    • 1996-02-12
    • Amit Kumar BiswasAlfred SteinmetzIvar Venaas
    • Amit Kumar BiswasAlfred SteinmetzIvar Venaas
    • B21C29/00C21D1/00C21D11/00B21C33/00
    • B21C29/00
    • The object of the invention is to apply an appropriate temperature profile to a bloc to be extruded, at which the extrusion process may be optimized For that purpose, the metal blocks (10a) to be extruded are heated (furnace 2) up to an appropriate extrusion temperature for that metal, are stored at that temperature (holding chamber 3) and are chilled (chamber 5) according to regulation areas (18) in synchronism with the extrusion cycle. Regulation in the areas (18) is carried out by influencing the amount and/or temperature of the coolant, and/or cooling duration, so that an axial and radial temperature distribution is obtained at the block. This temperature distribution allows isothermic extrusion at an optimum extrusion speed, taking into account the heat conductivity of the metal, the heat flow to the remaining block, to the block support and to the extrusion tools (die, matrix), as well as the increase in temperature of the block due to the heat produced forming and by friction of the block against its support, when such friction is present, i.e., in the case of direct extrusion.
    • PCT No.PCT / DE94 / 00166 Sec。 371日期:1996年2月12日 102(e)日期1996年2月12日PCT 1994年2月17日PCT PCT。 公开号WO94 / 19124 日本1994年9月1日本发明的目的是将适当的温度曲线应用于待挤出的块状物,挤压过程可以在该挤压过程中被优化为此目的,将要挤出的金属块(10a)加热(炉2 )至该金属的合适的挤出温度,在该温度(保持室3)下储存并根据调节区域(18)与挤出循环同步地冷却(室5)。 通过影响冷却剂的量和/或温度和/或冷却持续时间来进行区域(18)中的调节,使得在块处获得轴向和径向温度分布。 考虑到金属的导热性,剩余块的热流,到块支撑和挤出工具(模具,基体),该温度分布允许在最佳挤出速度下的等温挤压,以及增加 在产生这种摩擦的情况下,即在直接挤出的情况下,由于产生的热量形成的热量和块体与其支撑件的摩擦而导致的块体温度。
    • 5. 发明授权
    • Horizontal metal extrusion press
    • 卧式金属挤压机
    • US5421181A
    • 1995-06-06
    • US120180
    • 1993-09-13
    • Josef AhrweilerHorst Groos
    • Josef AhrweilerHorst Groos
    • B21C23/21B21C31/00B21C51/00
    • B21C23/21B21C23/215
    • In a horizontal metal extrusion press to enable direct measurement of the alignment of the tools, the moving crosshead (9) and the receiver holder (12) in relation to the press axis, the tie rods (4) of the press frame (3) of high dimensional stability are provided with at least three clearance-measuring probes (25), which are directed at central angles of 120.degree. or less radially towards the press axis (X--X) and are centrally adjustable to a reference clearance from the press axis. The probes are disposed in radial planes (R2, R3, e.g.) in which they detect measuring surfaces (27, 28) provided on and centered at least on the receiver or receiver holder (12) and on the tools, in the working position and/or selected positions of the receiver holder and the tools. To enable the measurements to be effected without stoppages, it is advantageous to provide non-contact clearance-measuring probes, for example measuring on the basis of eddy current, laser or ultrasound.
    • 在水平金属挤压机中,能够直接测量工具相对于压轴的移动十字头(9)和接收器支架(12)的对准,压框(3)的拉杆(4) 具有高尺寸稳定性的至少三个间隙测量探​​针(25),其以径向朝向加压轴线(XX)的中心角120度或更小的中心角度设置,并且可中央调节到与压轴相对的参考间隙。 探针设置在径向平面(R2,R3,例如)中,其中它们检测设置在至少在接收器或接收器支架(12)上和中心的测量表面(27,28)上,并且在工具中处于工作位置, /或接收器支架和工具的选定位置。 为了能够在不中断的情况下实现测量,有利的是提供非接触式间隙测量探​​针,例如基于涡流,激光或超声波测量。
    • 6. 发明授权
    • Method for taking up a billet produced in the extrusion or tube-making
press and control of a take-up device for this purpose
    • 在挤出或制管压机中生产的坯料的收集方法和用于此目的的卷取装置的控制
    • US4995253A
    • 1991-02-26
    • US327809
    • 1989-03-17
    • Horst GroosKarl-Heinz Schutte
    • Horst GroosKarl-Heinz Schutte
    • B21C35/02
    • B21C35/02
    • Method, control, and apparatus for taking up a billet produced in an extrusion or tube-making press includes applying a controlled pull-away tractive force, which keeps the emerging billet straight and does not affect the formation of the billet, increasing the pull-away tractive force in proportion to the extruded billet length, unit length weight and coefficient of friction between the billet and the delivery table, superimposing the pull-away tractive force upon the take-up tractive force determined from the cross-section and flow behavior in the die. After a billet has been separated and withdrawn from the die, the pull-away force and the length of the emerging billet are measured and the pull-away force, divided by the billet length, is entered as a set value for the specific profile frictional force to be multiplied by the billet length, which is determined by a path measurement, when extruding a subsequent billet of the same nominal cross section. The control is carried out such that, in addition to a value, which takes account of the resistance to motion of the carriage of the take-up device, as a first addend, and in addition to a base value--dependent upon the billet cross-section--of the take-up force as a second addend, starting from the point at which the billet tip is gripped by the grippers of the take-up device, an increasing value, which is the respective product of the result of a continuous delivery path measurement and a predetermined specific profile frictional force between the emerging billet and the delivery table, is determined and entered as a third addend as a desired value of the tractive force exerted on the billet tip.
    • PCT No.PCT / DE88 / 00439 Sec。 371日期:1989年3月17日 102(e)1988年3月17日PCT 1988年7月18日PCT申请。用于卷取挤出或制管压力机中生产的坯料的方法,控制和装置包括施加受控拉出牵引力,其保持 正在出现的坯料直线并且不影响坯料的形成,增加与挤出坯料长度,单位长度重量和坯料与输送台之间的摩擦系数成比例的拉拔牵引力,叠加牵引牵引 根据从模具中的横截面和流动行为确定的卷取牵引力施加力。 在坯料已经从模具中分离和退出之后,测量出现的坯料的拉拔力和长度,并将拉拔力除以坯料长度作为特定轮廓摩擦力的设定值 当挤出相同标称横截面的后续坯料时,将通过路径测量确定的坯料长度乘以力。 进行控制,使得除了考虑到卷取装置的滑架的运动的抵抗作为第一加数的值之外,以及除了基于钢坯横截面的基础值之外 作为第二加数的卷取力的切割,从坯料尖被夹紧装置的夹持器开始的点开始,增加值是连续的结果的结果的相应乘积 确定输出路径测量和出现的坯料和输送台之间的预定的特定轮廓摩擦力,作为施加在坯料尖端上的牵引力的期望值作为第三加数进入。
    • 7. 发明授权
    • Forging machine with die holder lateral adjustment
    • 锻压机具有模具座横向调整
    • US5293769A
    • 1994-03-15
    • US998593
    • 1992-12-30
    • Peter Schubert
    • Peter Schubert
    • B21J7/14B30B15/16B21J7/02
    • B21J7/14
    • A forging machine has four forging rams (2) supported by the machine frame (1) for movement radially towards and away from the system axis (5) in an X arrangement at 90.degree. to one another. Piston and cylinder units (12-15) on the machine frame each have a ram (2) as a constituent part and have a stroke corresponding to the working stroke of the ram. A crosshead (16) supports each piston and cylinder unit, and is adjustable (23-25) relative to the machine frame for setting the stroke position of the ram. An adjustable die holder (6) at the radially inner end of each ram adjusts a die (5) thereon in a direction transverse to the radial direction of the ram, so that the dies can be positioned with parts of their working surfaces overlapping side surfaces of adjacent dies to form a closed forging pass contour smaller than the working surfaces of the dies. Radially extending drive shafts (58) external to the rams and gear units (54-59) at the radially inner ends of the shafts adjust the die holders. Each gear unit is attached (57) to the associated ram, and a rotary coupling (60) is provided between each gear unit and a shaft drive device (63) for facilitating the die holder adjustment dependent on ram radial movement.
    • 锻造机具有由机架(1)支撑的四个锻造凸起(2),用于以相互90度相对置的X排列径向地朝向和远离系统轴线(5)移动。 机架上的活塞和气缸单元(12-15)各具有冲头(2)作为组成部件,并具有与冲头的工作冲程相对应的冲程。 十字头(16)支撑每个活塞和气缸单元,并相对于机架可调节(23-25),用于设定冲头的行程位置。 在每个冲头的径向内端处的可调节模座(6)在与冲头的径向方向横切的方向上调整模具(5),使得模具可以定位,其一部分工作表面与侧面重叠 的相邻模具形成小于模具的工作表面的封闭的锻造过程轮廓。 在轴的径向内端处的径向延伸的驱动轴(58)在凸轮和减速器(54-59)的外部调节模具座。 每个齿轮单元被连接到相关联的冲头上,并且在每个齿轮单元和轴驱动装置(63)之间设置有一个旋转联轴器(60),用于根据压头径向运动来便于模具座调节。
    • 8. 发明授权
    • Forging machine with stroke adjustment means
    • 具有行程调节装置的锻压机
    • US5313816A
    • 1994-05-24
    • US998592
    • 1992-12-30
    • Peter SchubertHans-Albert Schubert
    • Peter SchubertHans-Albert Schubert
    • B21J7/14B30B15/16B21J7/02
    • B21J7/14
    • A forging machine has a machine frame (1), radial forging rams (2) each adapted to carry a die (5), distributed angularly in a common working plane around the system axis (5); radial pressure-fluid piston (12) and cylinder (11) units on the machine frame, each with its cylinder forming or connected to a respective ram and having a stroke corresponding to the required ram stroke; and crossheads (15) mounted adjustably on the machine frame and each supporting the piston of a respective piston and cylinder unit. The stroke position of each ram is adjustable by adjustment of the crosshead towards and away from the system axis. A flange (19) is provided on each cylinder (11) and, a ring (17) extends around each ram, at the radially inner side of the flange (19), and is connected to the adjustable crosshead. Ram return piston and cylinder units (20,22) are disposed between the ring and flange.
    • 锻造机具有机架(1),径向锻造凸起(2),每个适于承载模具(5),角度地分布在围绕系统轴线(5)的公共工作平面中; 径向压力流体活塞(12)和气缸(11)单元,每个缸体形成或连接到相应的冲头并且具有对应于所需的冲程行程的冲程; 和十字头(15),其可调节地安装在机架上,并且各自支撑相应活塞和气缸单元的活塞。 每个压头的行程位置可以通过十字头朝向和远离系统轴的调整来调节。 在每个气缸(11)上设置有凸缘(19),并且在凸缘(19)的径向内侧,环(17)围绕每个冲头延伸,并且连接到可调十字头。 拉杆回转活塞和气缸单元(20,22)设置在环和凸缘之间。
    • 9. 发明授权
    • Horizontal metal extrusion press
    • 卧式金属挤压机
    • US5301531A
    • 1994-04-12
    • US936519
    • 1992-08-28
    • Horst Groos
    • Horst Groos
    • B21C23/21B21C23/02
    • B21C23/212B21C23/214
    • A horizontal metal extrusion press has a tool cassette (13) for a tool set composed of a die (134), a die holder (32) and at least one pressure ring (36), displaceable horizontally along guide rails (10,11) transversely to the press axis between an extrusion position (P) on the press axis and a changing position (W) spaced horizontally from the press axis, and replaceable by a second cassette in the changing position. The cassette has an upwardly open U shape to receive the tool set. A locking piece (14) for retaining the tool set can move in a vertical guideway (22) in the upper guide rail (10), to an upper position above the opening of the cassette and to a lower position inside the opening for closing the opening. The cassette opening has an internal bead (29), and the die holder has a corresponding annular groove. The locking piece is guided on the beads along the sides of the cassette opening.
    • 水平金属挤压机具有用于由模具(134),模具保持器(32)和至少一个压力环(36)组成的工具组的工具箱(13),其可沿着导轨(10,11)水平移动, 在按压轴线上的挤出位置(P)和从压轴水平间隔开的变化位置(W)之间横向于压机轴线,并且可由位于更换位置的第二盒子更换。 盒子具有向上开口的U形以接收工具组。 用于保持工具组的锁定件(14)可以在上导轨(10)中的垂直导轨(22)中移动到盒的开口上方的上部位置,并且在开口内部的下部位置闭合 开放 盒式开口具有内部凸缘(29),并且模具座具有相应的环形凹槽。 锁定片沿着磁带盒开口的侧面在珠上引导。
    • 10. 发明授权
    • Wire coiler with rotating winding drum
    • 带旋转卷线器的线盘
    • US5190236A
    • 1993-03-02
    • US751537
    • 1991-08-29
    • Horst GroosBernhard Zeuch
    • Horst GroosBernhard Zeuch
    • B21C47/02B21C47/04B21C47/26C21D9/573
    • B21C47/26B21C47/045C21D9/5732
    • A wire coiler with a rotating winding drum which can be immersed in a water tank as a rotational body having the greatest possible smoothness in order to avoid energy-dissipating turbulence of the water in the tank includes a winding drum (1) open towards the top and formed by outer and inner spaced casings (2, 3), and a base (4) connecting the casings and a vertical rotatable shaft (8) connected by flanges (5, 7) to the drum. The inner casing of the winding drum is breached by vertical slots (16), and an annular disc (15) inserted into the winding drum for supporting the turns of the wire coil being formed is connected to a lifting device (19, 21) by crosspieces (17) engaging through the slots, whereby the lifting device raises the supporting surface of the disc to a level with the transfer plane of the wire coils. A lifting sleeve (19) connected to the stationary lifting device (21) surrounds the shaft and has an annular groove (20) which engages the inner ends of the crosspieces to form a rotatingly movable, axially fixed connection, and is movably arranged in the annular space within the inner casing.
    • 一种具有旋转卷绕鼓的卷线器,其可以浸入作为具有最大平滑度的旋转体的水箱中,以避免罐中的水的耗散湍流,包括朝向顶部敞开的卷绕筒(1) 并且由外部和内部间隔的壳体(2,3)形成,以及将壳体和通过凸缘(5,7)连接到滚筒的垂直可旋转轴(8)连接的基座(4)。 卷绕鼓的内壳由垂直槽16突出,并且插入到卷绕鼓中的用于支撑正在形成的线圈的匝的环形盘15被连接到提升装置(19,21)上,通过 挡板(17)通过狭槽接合,由此提升装置将盘的支撑表面升高到与线圈的传送平面的水平。 连接到固定提升装置(21)的提升套管(19)围绕该轴并具有环形槽(20),该环形槽与挡块的内端接合以形成可旋转地移动的轴向固定的连接件,并且可移动地布置在 内壳内的环形空间。