WO2008145022A1 - A control system for overhead traeling crane to stack carbon blocks and a control method for the same - Google Patents

A control system for overhead traeling crane to stack carbon blocks and a control method for the same Download PDF

Info

Publication number
WO2008145022A1
WO2008145022A1 PCT/CN2008/001052 CN2008001052W WO2008145022A1 WO 2008145022 A1 WO2008145022 A1 WO 2008145022A1 CN 2008001052 W CN2008001052 W CN 2008001052W WO 2008145022 A1 WO2008145022 A1 WO 2008145022A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
plc controller
carbon block
signal
block stacking
Prior art date
Application number
PCT/CN2008/001052
Other languages
French (fr)
Chinese (zh)
Inventor
Zhongyu Qi
Mingxun Fang
Linhua Wang
Original Assignee
China Aluminum International Engineering Corporation Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN200710011493.9 external-priority
Application filed by China Aluminum International Engineering Corporation Limited filed Critical China Aluminum International Engineering Corporation Limited
Publication of WO2008145022A1 publication Critical patent/WO2008145022A1/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/18Control systems or devices
    • B66C13/22Control systems or devices for electric drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries

Abstract

A control system and a control method for an overhead traveling crane to stack carbon blocks, include a PLC controller, several switches (1-11) for collecting signals, execution elements consisting of an electromagnet (7), an electric bottle (12), a lifting motor (17) and a traveling motor (2). The PLC controller receives the input signals from the switches, and then sends the directions to the execution elements. The chain action of the control system and method for the overhead traveling crane increases the automatic control scope, and avoid errors made by operators,

Description

炭块堆垛天车的控制系统及控制方法 技术领域  Control system and control method for carbon block stacking crane
本发明涉及一种炭块堆垛天车, 尤其涉及一种炭块堆垛天车的控 制系统及控制方法。  The invention relates to a carbon block stacking crane, in particular to a control system and a control method for a carbon block stacking crane.
背景技术  Background technique
随着铝工业发展迅速, 大型预焙阳极的需要量也日益增大, 大型 电解铝厂的阳极仓库为满足生产发展的需要也迅速提高, 炭块堆垛天 车生产率目前已经由一次夹持 1 1 个炭块发展到一次夹持 18〜22 个炭 块, 而且要求天车的运行速度快, 这就需要天车的操作人员高度集中 精力避免误操作, 从目前的使用情况看误操作是难免的。  With the rapid development of the aluminum industry, the demand for large-scale prebaked anodes is also increasing. The anode warehouse of large-scale electrolytic aluminum plants is also rapidly increasing to meet the needs of production development. The productivity of carbon block stacking cranes has been clamped once. One carbon block develops to clamp 18 to 22 carbon blocks at a time, and requires the crane to run fast. This requires the crane operator to concentrate on avoiding misoperations. It is inevitable that the misuse will be inevitable from the current usage. of.
发明内容  Summary of the invention
本发明就是为了解决上述问题而提供的一种炭块堆垛天车的控制 系统及控制方法, 其目的是使炭块堆垛天车的动作连锁, 增加了自动 控制的范围, 减轻操作人员的劳动强度, 提高工作效率, 使操作和系 统更加安全。  The invention is a control system and a control method for a carbon block stacking crane provided to solve the above problems, the purpose of which is to interlock the action of the carbon block stacking crane, increase the scope of automatic control, and reduce the operator's Labor intensity, improve work efficiency, and make operations and systems safer.
为了解决上述技术问题, 本发明是这样实现的: 炭块堆垛天车的 控制系统, 其结构为:  In order to solve the above technical problems, the present invention is realized as follows: The control system of the carbon block stacking crane is constructed as follows:
一号开关和七号开关, 用于给 PLC控制器发送夹具组运行位置信 号, 使 PLC控制器控制夹具组的运行速度或使夹具停止; 三号开关和 四号开关, 用于给 PLC控制器发送旋转挂钩运行位置信号, 使 PLC控 制器控制起重电机通电; 九号开关, 用于给 PLC控制器发送夹具组在 最上部位置信号, 使 PLC控制器控制起重电机断电; PLC控制器, 用 于接收各开关输入的信号, 并发出控制指令给各个执行元件, 其中执 行元件为电磁铁、 起重电机和行走电机, 各开关的输出端与 PLC控制 器的输入端连接, PLC控制器的输出端与执行元件连接。  The first switch and the seventh switch are used to send the clamp group running position signal to the PLC controller, so that the PLC controller can control the running speed of the clamp group or stop the clamp; the third switch and the fourth switch are used to give the PLC controller Sending the rotary hook running position signal, so that the PLC controller controls the lifting motor to be energized; the No. 9 switch is used to send the PLC controller to send the clamp group at the uppermost position signal, so that the PLC controller controls the lifting motor to be powered off; , for receiving signals of each switch input, and issuing control commands to the respective actuators, wherein the actuators are electromagnets, lifting motors and traveling motors, and the output ends of the switches are connected with the input ends of the PLC controller, the PLC controller The output is connected to the actuator.
所述的执行元件还包括电葫芦。  The actuator further includes an electric hoist.
所述的一号开关、 三号开关、 四号开关、 七号开关和九号开关为 感应式接近开关、 光电开光或机械式行程开关的一种或组合。  The first switch, the third switch, the fourth switch, the seventh switch and the nine switch are one or a combination of an inductive proximity switch, a photoelectric open switch or a mechanical travel switch.
所述的一号开关安装在夹具横梁上。  The first switch is mounted on the clamp beam.
所述的三号开关和四号开关安装在夹具框架上。 所述的七号开关安装在主梁的上侧。 The third switch and the fourth switch are mounted on the clamp frame. The seventh switch is mounted on the upper side of the main beam.
所述的九号开关安装在主梁的下侧。  The No. 9 switch is mounted on the underside of the main beam.
所述的炭块堆垛天车的控制系统还包括 2-6 个五号开关, 用于给 PLC控制器发送天车运行在厂房两端的位置信号, 使 PLC控制器控制 行走电机断电。  The control system of the carbon block stacking crane further comprises 2-6 fifth switches for sending a position signal of the crane running at both ends of the plant to the PLC controller, so that the PLC controller controls the running motor to be powered off.
所述的五号开关安装在端梁的两端。  The fifth switch is installed at both ends of the end beam.
所述的五号开关为感应式接近开关、 光电开光或机械式行程开关。 所述的炭块堆垛天车的控制系统还包括六号开关和十一号开关, 用于给 PLC控制器发送电葫芦位于两端的位置信号, PLC控制器控制 电葫芦断电。  The fifth switch is an inductive proximity switch, a photoelectric open switch or a mechanical travel switch. The control system of the carbon block stacking crane also includes a sixth switch and an eleventh switch for transmitting a position signal of the electric hoist at both ends to the PLC controller, and the PLC controller controls the electric hoist to be powered off.
所述的六号开关和十一号开关安装在主梁的下侧电葫芦的运行轨 道上。  The sixth switch and the eleventh switch are mounted on the running rail of the lower electric hoist of the main beam.
所述的六号开关和十一号开关为感应式接近开关、 光电开光或机 械式行程开关中的任意一种。  The sixth switch and the eleventh switch are any one of an inductive proximity switch, a photoelectric open switch, or a mechanical travel switch.
所述的炭块堆垛天车的控制系统还包括八号开关, 用于给 PLC控 制器发送夹具组下降或上升速度过快即起重电机超过设定的转速信 号。  The control system of the carbon block stacking crane further comprises a switch No. 8 for sending the PLC controller to send the clamp group to descend or the rising speed is too fast, that is, the lifting motor exceeds the set speed signal.
所述的八号开关安装在起重电机的尾端输出轴上。  The eighth switch is mounted on the output shaft of the tail end of the hoist motor.
所述的八号开关也可以安装在起重电机的内部。  The eighth switch can also be mounted inside the crane motor.
所述的八号开关为超速开关。  The eighth switch is an overspeed switch.
所述的炭块堆垛天车的控制系统还包括十号开关, 用于给 PLC控 制器发送九号开关失灵、 起重电机仍然运行、 并超过了设定的转数信 号。  The control system of the carbon block stacking crane also includes a switch No. 10 for sending the No. 9 switch to the PLC controller, the hoisting motor is still running, and exceeds the set number of revolution signals.
所述的十号开关安装在卷筒上。  The ten switch is mounted on the reel.
所述的十号开关为感应式接近开关、 光电开光或机械式行程开关。 所述的十号开关也可以是自动循环的行程或程序的控制开关。  The tenth switch is an inductive proximity switch, a photoelectric open switch or a mechanical travel switch. The tenth switch can also be an automatic cycle stroke or a program control switch.
炭块堆垛天车的控制方法, 它包括下述工艺步骤:  The control method of the carbon block stacking crane, which comprises the following process steps:
一号开关和七号开关检测夹具组运行位置信号, 并将检测到的信 号发送给 PLC控制器, PLC控制器接收此信号并发出控制指令控制夹 具组的运行速度或使夹具停止; 三号开关和四号开关检测旋转挂钩的 运行位置信号, 并将检测到的信号发送给 PLC控制器, PLC控制器接 收此信号后发出控制指令控制起重电机通电; 九号开关检测夹具组在 最上部位置的信号, 并将检测到的信号发送给 PLC控制器, PLC控制 器接收此信号后发出控制指令使起重电机断电。 The first switch and the seventh switch detect the operation position signal of the clamp group, and send the detected signal to the PLC controller. The PLC controller receives the signal and issues a control command to control the running speed of the clamp group or stop the clamp; the third switch And the fourth switch detects the running position signal of the rotary hook, and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to control the lifting motor to be energized; the No. 9 switch detecting fixture group is The signal at the uppermost position sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to de-energize the hoist motor.
所述的炭块堆垛天车的控制方法还包括下述步骤: 五号开关检测 到行走电机运行到车间厂房的端部时将此信号发送给 PLC控制器, PLC 控制器接收此信号后发出控制指令使行走电机断电。  The control method of the carbon block stacking crane further comprises the following steps: when the fifth switch detects that the traveling motor runs to the end of the workshop, the signal is sent to the PLC controller, and the PLC controller receives the signal and sends out The control command de-energizes the travel motor.
所述的炭块堆垛天车的控制方法还包括下述步骤: 十号开关检测 到九号开关失灵、 起重电机仍然运行、 并超过了设定的转数信号后将 此信号发送给 PLC控制器, PLC控制器接收此信号后发出控制指令使 起重电机断电, 夹具组静止。  The control method of the carbon block stacking crane further comprises the following steps: The No. 10 switch detects that the No. 9 switch is malfunctioning, the lifting motor is still running, and the signal is sent to the PLC after exceeding the set number of revolution signals. The controller, after receiving the signal, the PLC controller issues a control command to de-energize the hoist motor and the fixture set is stationary.
所述的炭块堆垛天车的控制方法还包括下述步骤: 六号开关和十 一号开关检测到电葫芦位于两端的位置信号后将此信号发送给 PLC控 制器, PLC 控制器接收此信号后发出控制指令给电葫芦, 使电葫芦断 电。  The control method of the carbon block stacking crane further comprises the following steps: the sixth switch and the eleventh switch detect the position signal of the electric hoist at both ends and send the signal to the PLC controller, and the PLC controller receives the After the signal, a control command is issued to the electric hoist to power off the electric hoist.
所述的炭块堆垛天车的控制方法还包括下述步骤: 八号开关检测 到夹具组下降或上升速度过快即起重电机超过设定的转速信号后将此 信号发送给 PLC控制器, PLC控制器接收此信号后发出控制指令给起 重电机, 使起重电机减速。  The control method of the carbon block stacking crane further comprises the following steps: The eighth switch detects that the clamp group is falling or the rising speed is too fast, that is, the lifting motor exceeds the set speed signal and sends the signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to the hoist motor to decelerate the hoist motor.
所述的炭块堆垛天车的控制方法还包括下述步骤: 所述的九号开 关或十号开关不给 PLC控制器发送信号, 行走电机处于 "锁住"状态。  The control method of the carbon block stacking crane further comprises the following steps: the No. 9 switch or the No. 10 switch does not send a signal to the PLC controller, and the traveling motor is in a "locked" state.
所述的九号开关或十号开关不给 PLC控制器发送信号和四号开关 不给 PLC控制器发送信号电葫芦处于 "锁住" 状态。  The No. 9 switch or the No. 10 switch does not send a signal to the PLC controller and the No. 4 switch does not send the signal to the PLC controller. The electric hoist is in the "locked" state.
本发明的优点和效果:  Advantages and effects of the present invention:
使炭块堆垛天车的动作连锁, 增加了自动控制的范围, 减轻操作 人员的劳动强度, 提高了工作效率, 使操作和系统更加安全。 本发明 避免了不规范操作引起的设备和人身事故, 另外从安全性考虑又增加 了二级保护措施。  The interlocking action of the carbon block stacking crane increases the scope of automatic control, reduces the labor intensity of the operator, improves the work efficiency, and makes the operation and the system more secure. The invention avoids equipment and personal accidents caused by irregular operation, and increases secondary protection measures from the perspective of safety.
附图说明  DRAWINGS
图 1是夹具触头刚接触炭块时的炭块堆垛天车状态结构示意图。 图 2是夹具下降到位时的炭块堆垛天车状态结构示意图。  Fig. 1 is a schematic view showing the state of the carbon block stacking crane when the clamp contact is just in contact with the carbon block. Figure 2 is a schematic view showing the structure of the carbon block stacking crane when the clamp is lowered into position.
图 3是电磁铁断电时的炭块堆垛天车状态结构示意图。  Fig. 3 is a schematic view showing the structure of the carbon block stacking crane when the electromagnet is powered off.
图 4是夹具框架提升时的炭块堆垛天车状态结构示意图。  Fig. 4 is a schematic view showing the state of the carbon block stacking crane when the clamp frame is lifted.
图 5是炭块堆垛天车结构示意图。 图 6是炭块堆垛天车控制系统结构方框图。 Fig. 5 is a schematic view showing the structure of a carbon block stacking crane. Figure 6 is a block diagram showing the structure of the carbon block stacking crane control system.
1.一号开关; 2. 行走电机; 3.夹具框架; 4.弹簧; 5. 三号开关; 6. 四号开关; 7.电磁铁; 8.旋转挂钩; 9. 夹具触头; 10. 夹具横梁; 1 1. 五号开关; 12.电葫芦; 13. 六号开关; 14. 七号开关; 15.钢丝绳; 16. 八 号开关; 17.起重电机; 18. 九号开关; 19.导向架; 20. 十号开关; 21. 十 一号开关。  1. No. 1 switch; 2. Travel motor; 3. Fixture frame; 4. Spring; 5. No. 3 switch; 6. No. 4 switch; 7. Electromagnet; 8. Rotating hook; 9. Fixture contact; Fixture beam; 1 1. Switch No. 5; 12. Electric hoist; 13. No. 6 switch; 14. No. 7 switch; 15. Wire rope; 16. No. 8 switch; 17. Lifting motor; 18. No. 9 switch; Guide frame; 20. No. 10 switch; 21. No. 11 switch.
具体实施方式  detailed description
下面对本发明的实施例结合附图加以详细描述, 但本发明的保护 范围不受实施例所限。  The embodiments of the present invention are described in detail below with reference to the drawings, but the scope of the present invention is not limited by the embodiments.
如图 1-图 6所示, 炭块堆垛天车的控制系统, 其结构如下: 一号开关 1和七号开关 14, 用于给 PLC控制器发送夹具组运行位 置信号, 使 PLC控制器控制夹具组的运行速度或使夹具停止, 一号开 关 1安装在夹具横梁 10上, 七号开关 14安装在主梁的上側; 三号开 关 5和四号开关 6, 用于给 PLC控制器发送旋转挂钩 8运行位置信号, 使 PLC控制器控制起重电机 17通电,三号开关 5和四号开关 6安装在 夹具框架 3上; 九号开关 18, 用于给 PLC控制器发送夹具组在最上部 位置信号, 使 PLC控制器控制起重电机 17断电, 九号开关 18安装在 主梁的下侧; PLC 控制器, 用于接收各开关输入的信号, 并发出控制 执行给各个执行元件, 其中执行元件为电磁铁 7、 起重电机 17、 电葫 芦 12和行走电机 2,各开关的输出端与 PLC控制器的输入端连接, PLC 控制器的输出端与执行元件连接。  As shown in Figure 1 and Figure 6, the control system of the carbon block stacking crane is as follows: No. 1 switch 1 and No. 7 switch 14 are used to send the clamp group running position signal to the PLC controller, so that the PLC controller Control the running speed of the clamp group or stop the clamp, the first switch 1 is mounted on the clamp beam 10, the seventh switch 14 is mounted on the upper side of the main beam; the third switch 5 and the fourth switch 6 are used to send to the PLC controller Rotating the hook 8 to run the position signal, so that the PLC controller controls the lifting motor 17 to be energized, the third switch 5 and the fourth switch 6 are mounted on the clamp frame 3; the 9th switch 18 is used to send the clamp set to the PLC controller at the most The upper position signal causes the PLC controller to control the hoist motor 17 to be powered off, and the No. 9 switch 18 is mounted on the lower side of the main beam; the PLC controller is configured to receive signals input by the switches and issue control to each of the actuators, The actuators are electromagnet 7, lifting motor 17, electric hoist 12 and travel motor 2. The output of each switch is connected to the input of the PLC controller, and the output and execution of the PLC controller Piece connection.
上述的炭块堆垛天车的控制系统还包括 2-6个五号开关 1 1, 用于 给 PLC控制器发送天车运行到厂房两端的位置信号,使 PLC控制器控 制行走电机 2断电, 五号开关 1 1安装在端梁的两端。  The above control system of the carbon block stacking crane also includes 2-6 fifth switches 1 1 for sending a position signal of the crane running to both ends of the plant to the PLC controller, so that the PLC controller controls the running motor 2 to be powered off. The fifth switch 1 1 is installed at both ends of the end beam.
上述的炭块堆垛天车的控制系统还包括六号开关 13和十一号开关 21 , 用于给 PLC控制器发送电葫芦 12位于两端的位置信号, PLC控制 器控制电葫芦 12断电, 六号开关 13和十一号开关 21安装在主梁的下 侧电葫芦 12的运行轨道上。  The above control system of the carbon block stacking crane also includes a sixth switch 13 and an eleventh switch 21 for transmitting a position signal of the electric hoist 12 at both ends to the PLC controller, and the PLC controller controls the electric hoist 12 to be powered off. The sixth switch 13 and the eleventh switch 21 are mounted on the running rail of the lower electric hoist 12 of the main beam.
上述的炭块堆垛天车的控制系统还包括八号开关 16, 用于给 PLC 控制器发送夹具组上升或下降速度过快即起重电机 17超过设定的转速 信号, 八号开关 16安装在起重电机 17的尾端输出轴上或安装在起重 电机的内部, 八号开关 16为超速开关。 上述的炭块堆垛天车的控制系统还包括十号开关 20, 用于给 PLC 控制器发送九号开关 18失灵、 起重电机 17仍然运行、 并超过了设定 的转数信号, 十号开关 20安装在卷筒上, 十号开关 20可以是自动循 环的行程或程序的控制开关。 The above control system of the carbon block stacking crane also includes an eighth switch 16, which is used for sending the clamp to the PLC controller to raise or lower the speed too fast, that is, the lifting motor 17 exceeds the set speed signal, and the eighth switch 16 is installed. On the output shaft of the tail end of the crane motor 17, or inside the crane motor, the eighth switch 16 is an overspeed switch. The above-mentioned control system of the carbon block stacking crane also includes a switch No. 10 for sending the No. 9 switch 18 to the PLC controller, the lifting motor 17 is still running, and exceeds the set number of revolution signals, No. 10 The switch 20 is mounted on a reel, and the tenth switch 20 can be an automatic cycle stroke or a program control switch.
上述的一号开关 1、 三号开关 5、 四号开关 6、 五号开关 1 1、 六号 开关 13、 七号开关 14、 九号开关 18、 十号开关 20和十一号开关 21可 以选择感应式接近开关、 光电开光或机械式行程开关中的任意。  The above-mentioned No. 1 switch 1, No. 3 switch 5, No. 4 switch 6, No. 5 switch 1 1 , No. 6 switch 13, No. 7 switch 14, No. 9 switch 18, No. 10 switch 20 and No. 11 switch 21 can be selected. Any of inductive proximity switches, photoelectric opening or mechanical travel switches.
炭块堆垛天车的控制方法, 具体如下:  The control method of the carbon block stacking crane is as follows:
原始位置: 夹具组在上部, 夹具张开, 电磁铁 7通电, 弹簧 4被 拉伸。  Original position: The clamp group is at the top, the clamp is open, the electromagnet 7 is energized, and the spring 4 is stretched.
夹取炭块: 行走电机 2运行, 运行到炭块的位置处停止, 如果运 行到车间厂房的端部, 则五号开关将此信号发送给 PLC控制器, PLC 控制器接收此信号后发出控制指令使行走电机 2 断电, 如果五号开关 1 1失灵, 则端梁的緩冲装置撞在车间厂房的端部, 以緩冲其撞击力; 起重电机 17通电,夹具组快速下降,待夹具触头刚接触炭块时(图 1 ), 一号开关将检测到的此信号发送给 PLC控制器, PLC控制器接收 此信号并发出控制指令控制夹具组减速下降, 待夹具下降到位时, 七 号开关 14 检测到此夹具组运行位置信号, 并将检测到的信号发送给 PLC控制器, PLC控制器接收此信号并发出控制指令使起重电机 17断 电, 夹具组静止;  Clamping the carbon block: The running motor 2 runs, stops at the position of the carbon block, and if it runs to the end of the workshop, the fifth switch sends this signal to the PLC controller, and the PLC controller receives the signal and issues control. The command causes the traveling motor 2 to be powered off. If the fifth switch 1 1 fails, the buffer device of the end beam hits the end of the workshop to buffer the impact force; the lifting motor 17 is energized, and the clamp group drops rapidly. When the clamp contact just touches the carbon block (Fig. 1), the first switch sends the detected signal to the PLC controller. The PLC controller receives the signal and issues a control command to control the clamp group to decelerate and descend, when the clamp is lowered into position. The seventh switch 14 detects the running position signal of the clamp group, and sends the detected signal to the PLC controller. The PLC controller receives the signal and issues a control command to power off the lifting motor 17, and the clamp group is stationary;
电磁铁 7断电, 弹簧 4拉动, 三号开关 5检测到旋转挂钩 8的运 行位置信号, 并将检测到的信号发送给 PLC控制器, PLC控制器接收 此信号后发出控制指令控制起重电机 17通电, 夹具组上升;  The electromagnet 7 is de-energized, the spring 4 is pulled, the third switch 5 detects the running position signal of the rotary hook 8, and sends the detected signal to the PLC controller, and the PLC controller receives the signal and issues a control command to control the lifting motor. 17 energized, the fixture group rises;
待夹具组上升到一定高度, 九号开关 18检测夹具组在最上部位置 的信号, 并将检测到的信号发送给 PLC控制器, PLC控制器接收此信 号后发出控制指令使起重电机 17断电, 夹具组静止, 如果九号开关 18 失灵, 即起重电机 17仍然运行, 但超过设定的转数, 则十号开关 20 检测到此信号, 并将检测的信号发送给 PLC控制器, PLC控制器接收 此信号后发出控制指令控制起重电机 17断电, 夹具组静止;  When the clamp group rises to a certain height, the No. 9 switch 18 detects the signal of the clamp group at the uppermost position, and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to cause the crane motor 17 to be disconnected. Electric, the clamp group is stationary. If the No. 9 switch 18 fails, that is, the lifting motor 17 is still running, but exceeds the set number of revolutions, the No. 10 switch 20 detects this signal and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to control the lifting motor 17 to be powered off, and the fixture set is stationary;
放炭块: 行走电机 2运行, 运行到位后停止, 起重电机 17通电, 夹具组下降, 夹具组下降到位后, 起重电机 17断电, 夹具组静止。 如 果夹具组上升或下降速度过快即起重电机 17超过设定的转速, 则八号 开关 16检测到此信号, 并将检测的信号发送给 PLC控制器, PLC控制 器接收此信号后发出控制指令控制起重电机 17减速; Charging block: The running motor 2 runs, stops after the operation is in place, the lifting motor 17 is energized, the clamp group is lowered, and after the clamp group is lowered into position, the lifting motor 17 is de-energized, and the clamp unit is stationary. If the clamp group rises or falls too fast, that is, the lifting motor 17 exceeds the set speed, then the number 8 The switch 16 detects the signal and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to control the lifting motor 17 to decelerate;
待夹具下降到位时, 七号开关 14检测到此夹具组运行位置信号, 并将检测到的信号发送给 PLC控制器 , PLC控制器接收此信号并发出 控制指令使起重电机 17断电, 夹具组静止;  When the clamp is lowered into position, the seventh switch 14 detects the running position signal of the clamp group, and sends the detected signal to the PLC controller, and the PLC controller receives the signal and issues a control command to power off the lifting motor 17, the fixture Group is stationary;
电磁铁 7通电, 四号开关 6测到旋转挂钩 8的运行位置信号, 并 将检测到的信号发送给 PLC控制器, PLC控制器接收此信号后发出控 制指令控制发指令, 起重电机 17通电, 夹具组上升, 返回原始位置。  The electromagnet 7 is energized, the fourth switch 6 detects the running position signal of the rotary hook 8, and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to control the command, and the lifting motor 17 is energized. , the fixture group rises and returns to the original position.
电葫芦 12工作, 如运行到最左端或最右端(操作上不允许这样), 则六号开关 13或十一号开关 21检测到此信号, 并将检测的信号发送 给 PLC控制器, PLC控制器接收此信号后发出控制指令控制电葫芦 12 "锁住" 。  The electric hoist 12 works, if it runs to the leftmost or rightmost end (this is not allowed in operation), then the sixth switch 13 or the eleventh switch 21 detects this signal, and sends the detected signal to the PLC controller, PLC control After receiving this signal, the controller issues a control command to control the electric hoist 12 "locked".
安全连锁: 如果九号开关 18或十号开关 20不发指令, 行走电机 2处于 "锁住"状态。 如果九号开关 18或十号开关 20不发指令和四号 开关 6不发指令, 电葫芦 12处于 "锁住" 状态。  Safety interlock: If the No. 9 switch 18 or the No. 10 switch 20 does not issue a command, the travel motor 2 is in the "locked" state. If the No. 9 switch 18 or the No. 10 switch 20 does not issue a command and the No. 4 switch 6 does not issue a command, the electric hoist 12 is in the "locked" state.

Claims

权 利 要 求 Rights request
1. 炭块堆垛天车的控制系统, 其结构为: 1. The control system of the carbon block stacking crane, its structure is:
一号开关( 1 )和七号开关( 14), 用于给 PLC控制器发送夹具组 5 运行位置信号, 使 PLC控制器控制夹具组的运行速度或使夹具停止; 三号开关 (5)和四号开关 (6) , 用于给 PLC控制器发送旋转挂 钩 (8)运行位置信号, 使 PLC控制器控制起重电机(17)通电;  The first switch (1) and the seventh switch (14) are used to send the clamp group 5 running position signal to the PLC controller, so that the PLC controller can control the running speed of the clamp group or stop the clamp; the third switch (5) and The fourth switch (6) is used to send a rotary hook (8) running position signal to the PLC controller, so that the PLC controller controls the lifting motor (17) to be energized;
九号开关 (18) , 用于给 PLC控制器发送夹具组在最上部位置信 号, 使 PLC控制器控制起重电机(17) 断电; The No. 9 switch (18) is used to send the PLC controller the signal of the clamp group at the uppermost position, so that the PLC controller controls the hoist motor (17) to be powered off;
0 PLC 控制器, 用于接收各开关输入的信号, 并发出控制指令给各 个执行元件, 其中执行元件为电磁铁(7) 、 起重电机( 17)和行走电 机(2), 各开关的输出端与 PLC控制器的输入端连接, PLC控制器的 输出端与执行元件连接。 0 PLC controller, used to receive the signals input by each switch, and send control commands to the various actuators, wherein the actuators are electromagnet (7), lifting motor (17) and travel motor (2), the output of each switch The terminal is connected to the input of the PLC controller, and the output of the PLC controller is connected to the actuator.
2. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于5 所述的执行元件还包括电葫芦 (12) 。  2. The control system of a carbon block stacking crane according to claim 1, wherein the actuator further comprises an electric hoist (12).
3. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于 所述的一号开关( 1 )、 三号开关(5)、 四号开关(6)、七号开关( 14) 和九号开关 ( 18) 为感应式接近开关、 光电开光或机械式行程开关的 一种或组合。 3. The control system of a carbon block stacking crane according to claim 1, characterized in that the first switch (1), the third switch (5), the fourth switch (6), and the seventh switch ( 14) and the 9th switch (18) are one or a combination of an inductive proximity switch, a photoelectric open switch or a mechanical travel switch.
0 4. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于 所述的一号开关 (1)安装在夹具横梁 (10)上。 The control system for a carbon block stacking crane according to claim 1, characterized in that the first switch (1) is mounted on the clamp beam (10).
5. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于 所述的三号开关 (5)和四号开关 (6)安装在夹具框架 (3)上。  The control system for a carbon block stacking crane according to claim 1, characterized in that the third switch (5) and the fourth switch (6) are mounted on the clamp frame (3).
6. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于5 所述的七号开关 ( 14)安装在主梁的上侧。  6. The control system of a carbon block stacking crane according to claim 1, wherein the seventh switch (14) is mounted on the upper side of the main beam.
7. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于 所述的九号开关 (18)安装在主梁的下側。  7. The control system of a carbon block stacking crane according to claim 1, wherein said No. 9 switch (18) is mounted on a lower side of the main beam.
8. 根据权利要求 1所述的炭块堆垛天车的控制系统, 其特征在于 它还包括 2-6个五号开关 ( 11 ) , 用于给 PLC控制器发送天车运行在0 厂房两端的位置信号, 使 PLC控制器控制行走电机(2) 断电。  8. The control system of a carbon block stacking crane according to claim 1, further comprising 2-6 switch No. 5 (11) for sending a crane to the PLC controller to run at 0 factory two The position signal of the terminal causes the PLC controller to control the travel motor (2) to be powered off.
9. 根据权利要求 8所述的炭块堆垛天车的控制系统, 其特征在于 , 所述的五号开关 ( 11 ) 的数量为 2-6个, 并安装在端梁的两端。 9. The control system of a carbon block stacking crane according to claim 8, wherein the number of the fifth switch (11) is 2-6, and is installed at both ends of the end beam.
10. 根据权利要求 8或 9所述的炭块堆垛天车的控制系统,其特征. 在于所述的五号开关 ( 11 ) 为感应式接近开关、 光电开光或机械式行 程开关。 10. The control system of a carbon block stacking crane according to claim 8 or 9, wherein the fifth switch (11) is an inductive proximity switch, a photoelectric opening or a mechanical travel switch.
11. 根据权利要求 1所述的炭块堆垛天车的控制系统,其特征在于 它还包括六号开关 ( 13) 和十一号开关 (21) , 用于给 PLC控制器发 送电葫芦 ( 12)位于两端的位置信号, PLC 控制器控制电葫芦 ( 12) 断电。  11. The control system of a carbon block stacking crane according to claim 1, further comprising a sixth switch (13) and an eleventh switch (21) for transmitting the electric hoist to the PLC controller ( 12) The position signal at both ends, the PLC controller controls the electric hoist (12) to be powered off.
12. 根据权利要求 11 所述的炭块堆垛天车的控制系统, 其特征在 于所述的六号开关 ( 13) 和十一号开关 (21 ) 安装在主梁的下侧电葫 芦 ( 12) 的运行轨道上。  12. The control system of a carbon block stacking crane according to claim 11, wherein the sixth switch (13) and the eleventh switch (21) are mounted on the lower side electric hoist of the main beam (12) ) on the running track.
13. 根据权利要求 11或 12所述的炭块堆垛天车的控制系统,其特 征在于所述的六号开关 ( 13)和十一号开关 (21 ) 为感应式接近开关、 光电开光或机械式行程开关中的任意一种。  13. The control system of a carbon block stacking crane according to claim 11 or 12, wherein the sixth switch (13) and the eleventh switch (21) are inductive proximity switches, photoelectric opening or Any of the mechanical travel switches.
14. 根据权利要求 1所述的炭块堆垛天车的控制系统,其特征在于 它还包括八号开关 ( 16) , 用于给 PLC控制器发送夹具组下降或上升 速度过快即起重电机 ( 17) 超过设定的转速信号。  14. The control system of a carbon block stacking crane according to claim 1, further comprising a switch No. 8 (16) for sending a clamp to the PLC controller to lower or ascend the speed too fast to lift The motor ( 17) exceeds the set speed signal.
15. 根据权利要求 14所述的炭块堆垛天车的控制系统, 其特征在 于所述的八号开关 ( 16) 安装在起重电机( 17) 的尾端输出轴上。  15. The control system of a carbon block stacking crane according to claim 14, wherein said eighth switch (16) is mounted on a tail end output shaft of the hoist motor (17).
16. 根据权利要求 14所述的炭块堆垛天车的控制系统, 其特征在 于所述的八号开关安装在起重电机的内部。  16. The control system of a carbon block stacking crane according to claim 14, wherein said eighth switch is mounted inside the crane motor.
17. 根据权利要求 14 、 15或 16所述的炭块堆垛天车的控制系统, 其特征在于所述的八号开关 ( 16) 为超速开关。  17. A control system for a carbon block stacking crane according to claim 14, 15 or 16, characterized in that said eighth switch (16) is an overspeed switch.
18. 根据权利要求 1所述的炭块堆垛天车的控制系统,其特征在于 它还包括十号开关 (20) , 用于给 PLC控制器发送九号开关 ( 18) 失 灵、 起重电机 ( 17) 仍然运行、 并超过了设定的转数信号。  18. The control system of a carbon block stacking crane according to claim 1, further comprising a switch No. 10 (20) for transmitting a switch No. 9 to the PLC controller (18) malfunctioning, lifting motor (17) Still running and exceeding the set number of revolutions.
19. 根据权利要求 18所述的炭块堆垛天车的控制系统, 其特征在 于所述的十号开关 (20) 安装在卷筒上。  19. The control system of a carbon block stacking crane according to claim 18, wherein said ten switch (20) is mounted on the reel.
20. 根据权利要求 18或 19所述的炭块堆垛天车的控制系统,其特 征在于所述的十号开关 (20) 为感应式接近开关、 光电开光或机械式 行程开关。  20. A control system for a carbon block stacking crane according to claim 18 or 19, wherein said switch (20) is an inductive proximity switch, a photoelectric open or a mechanical travel switch.
21. 根据权利要求 18或 19所述的炭块堆垛天车的控制系统,其特 征在于所述的十号开关 (20)是自动循环的行程或程序的控制开关。 21. A control system for a carbon block stacking crane according to claim 18 or 19, wherein said switch No. 10 (20) is a control switch for an automatic cycle stroke or program.
22. 炭块堆垛天车的控制方法, 它包括下述工艺步骤: 22. The control method of the carbon block stacking crane, which comprises the following process steps:
一号开关 ( 1) 和七号开关 ( 14)检测夹具组运行位置信号, 并将 检测到的信号发送给 PLC控制器, PLC控制器接收此信号并发出控制 指令控制夹具组的运行速度或使夹具停止; 三号开关 (5)和四号开关 5 (6)检测旋转挂钩 (8) 的运行位置信号, 并将检测到的信号发送给 PLC控制器, PLC控制器接收此信号后发出控制指令控制起重电机( 17 ) 通电; 九号开关 ( 18)检测夹具组在最上部位置的信号, 并将检测到 的信号发送给 PLC控制器, PLC控制器接收此信号后发出控制指令使 起重电机 ( 17) 断电。  The first switch (1) and the seventh switch (14) detect the operation position signal of the clamp group, and send the detected signal to the PLC controller, and the PLC controller receives the signal and issues a control command to control the running speed of the clamp group or The clamp stops; the third switch (5) and the fourth switch 5 (6) detect the running position signal of the rotary hook (8), and send the detected signal to the PLC controller, and the PLC controller receives the signal and issues a control command. Control the lifting motor (17) to be energized; the No. 9 switch (18) detects the signal of the clamp group at the uppermost position, and sends the detected signal to the PLC controller. After receiving the signal, the PLC controller issues a control command to lift the crane. The motor ( 17) is de-energized.
10 23. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 于还包括下述步骤: 五号开关 ( 11 ) 检测到天车运行到车间厂房的端 部时将此信号发送给 PLC控制器 , PLC控制器接收此信号后发出控制 指令使行走电机 (2) 断电。 The control method of the carbon block stacking crane according to claim 22, further comprising the following steps: the fifth switch (11) detects the signal when the crane is running to the end of the workshop building. Sended to the PLC controller, the PLC controller receives this signal and issues a control command to de-energize the travel motor (2).
24. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 15 它还包括下述步骤: 十号开关 (20)检测到九号开关 ( 18) 失灵、 起 重电机 ( 17) 仍然运行、 并超过了设定的转数信号后将此信号发送给 PLC控制器, PLC控制器接收此信号后发出控制指令使起重电机( 17) 断电, 夹具组静止。  24. The method of controlling a carbon block stacking crane according to claim 22, characterized in that it further comprises the following steps: No. 10 switch (20) detects the failure of the No. 9 switch (18), the lifting motor ( 17) After running and exceeding the set number of revolutions, this signal is sent to the PLC controller. After receiving the signal, the PLC controller issues a control command to de-energize the crane motor (17) and the fixture group is stationary.
25. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 0 它还包括下述步骤: 六号开关 ( 13) 和十一号开关 (21 )检测到电葫 芦 ( 12)位于两端的位置信号后将此信号发送给 PLC控制器, PLC控 制器接收此信号后发出控制指令给电葫芦 ( 12) , 使电葫芦 ( 12) 断 电。  25. The method of controlling a carbon block stacking crane according to claim 22, characterized in that it further comprises the following steps: the sixth switch (13) and the eleventh switch (21) detect the electric hoist (12) After the position signal at both ends, the signal is sent to the PLC controller. After receiving the signal, the PLC controller sends a control command to the electric hoist (12) to de-energize the electric hoist (12).
26. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 5 它还包括下述步骤: 八号开关 ( 16)检测到夹具组下降或上升速度过 快即起重电机( 17) 超过设定的转速信号后将此信号发送给 PLC控制 器, PLC 控制器接收此信号后发出控制指令给起重电机( 17) , 使起 重电机 ( 17) 减速。  26. The method of controlling a carbon block stacking crane according to claim 22, characterized in that it further comprises the following steps: The eighth switch (16) detects that the clamp group is falling or rising too fast, that is, the lifting motor (17) After the set speed signal is exceeded, the signal is sent to the PLC controller. After receiving the signal, the PLC controller sends a control command to the lifting motor (17) to decelerate the lifting motor (17).
27. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 0 它还包括下述步骤: 所述的九号开关或十号开关不给 PLC控制器发送 : 信号, 行走电机处于 "锁住" 状态。  27. The method of controlling a carbon block stacking crane according to claim 22, characterized in that it further comprises the following steps: said No. 9 switch or No. 10 switch is not sent to the PLC controller: signal, walking The motor is in the "locked" state.
,  ,
28. 根据权利要求 22所述的炭块堆垛天车的控制方法, 其特征在 它还包括下述步骤: 所述的九号开关或十号开关不给 PLC控制器发送 信号和四号开关不给 PLC控制器发送信号电葫芦处于 "锁住" 状态。 28. The method of controlling a carbon block stacking crane according to claim 22, wherein It also includes the following steps: The No. 9 switch or the No. 10 switch does not send a signal to the PLC controller and the No. 4 switch does not send a signal to the PLC controller that the electric hoist is in a "locked" state.
PCT/CN2008/001052 2007-05-29 2008-05-29 A control system for overhead traeling crane to stack carbon blocks and a control method for the same WO2008145022A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710011493.9 2007-05-29
CNA2007100114939A CN101058391A (en) 2007-05-29 2007-05-29 Control system and control method for charcoal block stacking crown block

Publications (1)

Publication Number Publication Date
WO2008145022A1 true WO2008145022A1 (en) 2008-12-04

Family

ID=38864719

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/001052 WO2008145022A1 (en) 2007-05-29 2008-05-29 A control system for overhead traeling crane to stack carbon blocks and a control method for the same

Country Status (3)

Country Link
CN (1) CN101058391A (en)
SA (1) SA2526B1 (en)
WO (1) WO2008145022A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2394800A1 (en) * 2010-06-11 2011-12-14 Sigurd A. Riedmayer Device for gripping and lifting objects

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101058391A (en) * 2007-05-29 2007-10-24 沈阳铝镁设计研究院 Control system and control method for charcoal block stacking crown block
CN102211743A (en) * 2010-04-01 2011-10-12 沈阳铝镁设计研究院有限公司 System and method for controlling lifting unit
CN102431901B (en) * 2011-11-21 2014-05-21 重庆大学 Rotation control device and rotation control method for aluminum electrolysis multifunctional crane
CN103253599A (en) * 2012-02-15 2013-08-21 沈阳铝镁设计研究院有限公司 Control system of carbon block stacking crown block and control method
CN104495186B (en) * 2014-11-10 2017-01-18 浙江中烟工业有限责任公司 Stacker direction and positioning reinspection method
CN108002219A (en) * 2017-11-30 2018-05-08 株洲天桥起重机股份有限公司 A kind of suspender and method for being exclusively used in hanged brick fuel, and its crane
CN113086837B (en) * 2021-04-09 2022-05-03 新疆八一钢铁股份有限公司 Clamp device for hot rolled steel coil

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131035B2 (en) * 1979-05-30 1986-07-17 Nippon Kokan Kk
JPH06206689A (en) * 1993-09-01 1994-07-26 Nippon Steel Corp Crane driving control device
CN2707722Y (en) * 2004-04-15 2005-07-06 贵阳铝镁设计研究院 Multi-block anode clamp for stacking crown block
CN101058391A (en) * 2007-05-29 2007-10-24 沈阳铝镁设计研究院 Control system and control method for charcoal block stacking crown block
CN201065304Y (en) * 2007-07-03 2008-05-28 沈阳铝镁设计研究院 Control system for charcoal block stacking crown block

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131035B2 (en) * 1979-05-30 1986-07-17 Nippon Kokan Kk
JPH06206689A (en) * 1993-09-01 1994-07-26 Nippon Steel Corp Crane driving control device
CN2707722Y (en) * 2004-04-15 2005-07-06 贵阳铝镁设计研究院 Multi-block anode clamp for stacking crown block
CN101058391A (en) * 2007-05-29 2007-10-24 沈阳铝镁设计研究院 Control system and control method for charcoal block stacking crown block
CN201065304Y (en) * 2007-07-03 2008-05-28 沈阳铝镁设计研究院 Control system for charcoal block stacking crown block

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SHU J. ET AL.: "Improved Control System of Multi-function Overhead for Baking", GANSHU METALLURGY, vol. 25, no. S1, December 2003 (2003-12-01), pages 114, 123 *
XU H.: "Characteristics of Multi-function Overhead Travelling Crane for Vertical Anode Baking", NONFERROUS METALS DESIGN, vol. 28, no. 5, September 2001 (2001-09-01), pages 23 - 26 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2394800A1 (en) * 2010-06-11 2011-12-14 Sigurd A. Riedmayer Device for gripping and lifting objects
WO2011154337A1 (en) * 2010-06-11 2011-12-15 Riedmayer Sigurd A Apparatus for gripping and raising articles

Also Published As

Publication number Publication date
CN101058391A (en) 2007-10-24
SA2526B1 (en) 2010-11-22

Similar Documents

Publication Publication Date Title
WO2008145022A1 (en) A control system for overhead traeling crane to stack carbon blocks and a control method for the same
CN104140037B (en) Wallboard Lift-on/Lift-off System
CN102674108B (en) Electronic control brake device for elevator cage
CN107226419A (en) A kind of synchronisation control means of the special double-hung driving of H profile steel reconditioning
CN102515029B (en) Hydraulic protection device for steel sheet billet handling and operation method thereof
CN104692246B (en) The positioner of a kind of clamp of overhead crane for stacking group and localization method
CN201065304Y (en) Control system for charcoal block stacking crown block
CN204847922U (en) Hoist lifting rope swing stop gear
CN201865109U (en) Variable-frequency control device of piling machine
CN102942098A (en) Dual-motor elevator traction system and control method thereof
CN202687684U (en) Control device for electric lift safety gear
CN104030158A (en) Lifting device
CN103253599A (en) Control system of carbon block stacking crown block and control method
CN203833474U (en) Lifting device
CN103350965B (en) Tower machine and the method for controlling security that hoists, equipment and system
CN208285239U (en) A kind of boiler hoistable platform frequency-converting control device
CN103122250A (en) Electrical transmission control system of dry quenching elevator
CN202429912U (en) Hydraulic protector for transportation of plate slab
CN201172608Y (en) Weight dropper type electricity breaking emergency hoisting control device
CN204873697U (en) Metallurgical electric block of double -brake
CN203359809U (en) Control circuit for hoisting mechanism and crane
CN2852217Y (en) Stacking crane and earth surface conveyer interlocking protection device
CN204778445U (en) High stop device of hoist
CN108657956A (en) The synchronisation control means of the special double-hung driving of H profile steel reconditioning
CN213894955U (en) Crane control system

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08757383

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase in:

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC

122 Ep: pct application non-entry in european phase

Ref document number: 08757383

Country of ref document: EP

Kind code of ref document: A1