CN108555260B - Automatic casting powder adding system of crystallizer - Google Patents
Automatic casting powder adding system of crystallizer Download PDFInfo
- Publication number
- CN108555260B CN108555260B CN201810045429.0A CN201810045429A CN108555260B CN 108555260 B CN108555260 B CN 108555260B CN 201810045429 A CN201810045429 A CN 201810045429A CN 108555260 B CN108555260 B CN 108555260B
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- China
- Prior art keywords
- robot
- bin
- conveying pipe
- control system
- rack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/108—Feeding additives, powders, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/111—Treating the molten metal by using protecting powders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
- B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
- B22D11/183—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by measuring molten metal weight
Abstract
The invention discloses an automatic protective slag adding system for a crystallizer, which comprises a control system, two storage bins, a conveying pipe, a rack, a robot, a spiral conveyor and an infrared detection device, wherein the two storage bins are arranged in the rack; the frame comprises an upper frame and a lower frame; the bin, the conveying pipe and the robot are arranged from top to bottom, the bin is fixed on the upper rack and connected with the conveying pipe, the conveying pipe is connected with the screw conveyor, and the screw conveyor is fixed on the robot; the robot is hung upside down below the lower rack and can transversely move along the lower rack; the control system is respectively connected with the infrared detection device, the bin, the robot and the screw conveyer. The two storage bins can realize the switching of various covering slag, and the slag changing efficiency is improved; the robot is hung upside down for slag adding, thus fundamentally solving the problem of large occupied space of the equipment. The invention really realizes closed-loop control, realizes intelligent automatic slag adding, and does not need manual intervention.
Description
Technical Field
The invention relates to the field of crystallizer casting powder adding, in particular to an automatic casting powder adding system of a crystallizer.
Background
The basic functions of the crystallizer casting powder are as follows: protecting the meniscus molten steel of the crystallizer from secondary oxidation of air; the spreading performance and the heat insulation performance are good, and the solidification or encrustation of the molten steel surface is prevented; non-metallic inclusions floating up to a meniscus can be well absorbed; controlling the speed and uniformity of heat transfer from the casting blank to the crystallizer to reduce thermal stress; has good function of lubricating the casting blank so as to be smoothly pulled out of the crystallizer.
The existing automatic slag adding system is mostly of a rocker arm type or a robot ground walking type, the occupied space is large, the operation coverage area is large, personnel cannot normally walk in the narrow space of the crystallizer, and once an accident occurs, the blockage is very large, the safety production is not facilitated, and the real closed-loop control cannot be formed.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides an automatic protective slag adding system for a crystallizer, which saves the occupied space and realizes intelligent closed-loop control and automatic slag adding.
In order to solve the technical problem, the automatic mold flux adding system provided by the invention comprises a control system, a bin, a conveying pipe, a rack, a robot, a spiral conveyor and an infrared detection device; the frame comprises an upper frame and a lower frame; the bin, the conveying pipe and the robot are arranged from top to bottom, the bin is fixed on the upper rack and connected with the conveying pipe, the conveying pipe is connected with the screw conveyor, and the screw conveyor is fixed on the robot; the robot is hung upside down below the lower rack and can transversely move along the lower rack; the control system is respectively connected with the infrared detection device, the bin, the robot and the screw conveyer.
As an improvement, two storage bins are provided; the two bins are respectively provided with a temperature sensor, a bin cover, a bin base, a protective shell, a bin inner wall, an arch breaking mechanism, a feed opening, a weighing device, a protective net and a waste outlet; the feed openings of the two bins are respectively connected with a pneumatic three-way valve through a feed delivery pipe; the arch breaking mechanism comprises a stirring mechanism and an arch breaking motor, the stirring mechanism is positioned in the storage bin, the arch breaking motor is positioned at the bottom of the storage bin, and the stirring mechanism is fixedly connected with the arch breaking motor; a heating plate and heat-insulating aerogel are sequentially arranged between the inner wall of the storage bin and the protective shell; a valve is arranged on the waste outlet; the protective net is arranged at the inlet of the storage bin; the temperature sensor, the heating plate, the weighing device, the arch breaking motor, the valve on the waste outlet and the pneumatic three-way valve are connected with the control system.
As an improvement, the weighing device is provided with an alarm device which is connected with a control system.
As an improvement, the material conveying pipe is fixed below the upper frame through a plurality of springs; the length of the plurality of springs is designed in a step mode.
As an improvement, the material conveying pipe and the pneumatic three-way valve are both provided with pneumatic vibrators.
As an improvement, the system also comprises a mobile equipment control end; the method comprises the steps of setting an HMI system in a control system, creating an Sm @ rt server, downloading an Sm @ rt client from a mobile equipment control end, ensuring that the mobile equipment control end and the server are in a network segment, then opening the mobile equipment control end, inputting the IP and port number of the server and a password for accessing the server, namely linking the HMI system, and realizing remote control on the mobile equipment control end. The staff can hand the mobile device and carry out operations such as operation control system adds the sediment, heats, switches the feed bin.
As an improvement, the robot is a six-axis robot and is fixed below the lower frame by additionally arranging a seventh axis.
As an improvement, the device also comprises an annular slag adding tool; the annular slag adding tool is arranged around the water gap, so that the slag adding area has no blind area, and the whole notch full coverage is realized.
As an improvement, the system also comprises a safety scanner; the safety scanner and the alarm device thereof are connected with the control system.
As an improvement, a driving device of the spiral conveyor is a servo motor, and the servo motor is connected with a control system.
The invention has the beneficial effects that: (1) the design of the two storage bins can realize the switching and material cleaning of various covering slags, and improve the slag changing efficiency; (2) the heating plate can ensure that redundant covering slag is at a proper temperature, can realize timely slag addition, does not need to be heated again, and is convenient and quick; (3) the weighing device can detect the amount of the casting powder, and the alarm device can remind timely supplement, so that time waste and slag adding time caused by material shortage are reduced; (4) the 6-axis robot adds slag by additionally arranging a seventh axis to hang upside down, thus fundamentally solving the problem of large occupied space of equipment; (5) an air rapping device is additionally arranged between the feed bin and the screw conveyor of the conveying pipe to ensure the smoothness of the materials; (6) the safety scanner can feed scanned information back to the control system, and the control system sends out early warning through the alarm device, guarantees the stability of adding the sediment and the security of system operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a storage bin of the present invention;
FIG. 3 is a schematic view of the internal structure of the storage bin of the present invention;
FIG. 4 is a schematic view of the internal structural connection of the present invention;
in the figure, 1-a storage bin, 2-a spring, 3-a conveying pipeline, 4-a rack, 5-a robot, 6-an annular slag adding tool, 7-a water port, 8-a spiral conveyor, 9-a temperature sensor, 10-a storage bin cover, 11-a protective net, 12-a protective shell, 13-a heat insulation aerogel, 14-a heating plate, 15-an inner wall of the storage bin, 16-an arch breaking mechanism, 17-a blanking port, 18-a weighing device, 19-an arch breaking motor, 20-a base of the storage bin, 21-a waste outlet and 22-a pneumatic three-way valve.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4, the automatic mold flux adding system of the crystallizer of the present invention comprises a control system, a bunker 1, a feed delivery pipe 3, a frame 4, a robot 5, an annular slag adding tool 6, a screw conveyor 8, an infrared detection device, a mobile device control end, a safety scanner, and an alarm device; the frame 4 comprises an upper frame and a lower frame; the automatic feeding device comprises a bin 1, a conveying pipe 3 and a robot 5, wherein the bin 1 is arranged from top to bottom, the bin 1 is fixed on an upper rack, the bin 1 is connected with the conveying pipe 1, the conveying pipe 1 is connected with a spiral conveyor 8, and the spiral conveyor 8 is fixed on the robot 5; the driving device of the screw conveyor 8 is a servo motor;
the two storage bins 1 are provided, and each storage bin 1 is provided with a temperature sensor 9, a storage bin cover 10, a protective net 11, a protective shell 12, a storage bin inner wall 15, an arch breaking mechanism 16, a feed opening 17, a weighing device 18, a storage bin base 20 and a waste outlet 21; the feed openings 17 of the two bins are respectively connected with a pneumatic three-way valve 22 through a feed delivery pipe; the arch breaking mechanism 16 comprises a stirring mechanism and an arch breaking motor 19, the stirring mechanism is positioned in the storage bin, the arch breaking motor 19 is positioned at the bottom of the storage bin, and the stirring mechanism is fixedly connected with the arch breaking motor 19; a heating plate 14 and a heat insulation aerogel 13 are sequentially arranged between the inner wall 15 of the storage bin and the protective shell 12; a valve is arranged on the waste outlet 21; the weighing device 18 is provided with an alarm device;
the material conveying pipe 3 is fixed below the upper frame through a plurality of springs 2; the lengths of the springs 2 are designed in a step mode; the material conveying pipe 3 and the pneumatic three-way valve 22 are both provided with pneumatic rappers; the robot 5 is a six-axis robot and is fixed below the lower frame by additionally arranging a seventh axis. The robot 5 can move transversely along the lower frame; the annular slag adding tool 6 is arranged around the water gap 7; the safety scanner is a range radar, and an alarm device is arranged on the range radar; the control system is respectively connected with the temperature sensor 9, the heating plate 14, the weighing device 18, an alarm device of the weighing device 18, an arch breaking motor 19, a valve on a waste outlet 21, a pneumatic three-way valve 22, an infrared detection device, a distance measuring radar, an alarm device of the distance measuring radar, the robot 5, a servo motor of the screw conveyor 8 and a control end of the mobile device.
The use process of the invention is as follows:
1. starting a control system, starting a slag adding program, starting an infrared detection device arranged at the top of a water gap 7, detecting the surrounding condition of the slag adding water gap 7, and feeding the temperature and corresponding coordinates back to the control system by the infrared detection device;
2. the control system switches the proper storage bins 1 according to the input steel type information, synthesizes data fed back by the infrared detection device, calculates the thickness of the covering slag through a program model, controls the speed of the screw conveyor 8, accurately controls the slag adding amount, simultaneously, the pneumatic vibrator works to prevent the possible blockage in the conveying pipe 3, the distance measuring radar starts scanning, if a person enters a working area, the control system sends information to the alarm device of the distance measuring radar according to the distance of the entering distance, the alarm device sends an early warning, and if the distance is too short, the control system controls the robot 5 to stop slag adding so as to ensure the safety of the person; in the slag adding process, the storage bin 1 can continuously work, the temperature and the dryness of the internal protective slag are kept, and when the weight of the protective slag is lower than a set value, the control system controls the alarm device of the weighing device 18 to give out early warning to supplement the protective slag; the control system judges whether the covering slag is jammed or no covering slag enters according to a current signal fed back by a servo motor configured on the spiral conveyor 8 and the change of the weight of the storage bin 1, and further judges whether the upstream material conveying pipe 3 is jammed;
3. and after the slag adding procedure is finished, the control system judges whether the slag is added in place or not according to the detection result of the infrared detection device, and further judges whether the slag needs to be added continuously or not, so that closed-loop control is formed. And each time of slag addition, the control system acquires process data and result data of each slag addition, stores the process data and the result data into the control system, performs self-learning through artificial intelligence, and forms different slag addition models according to different steel grades. According to the learning progress conditions of different models, whether a slag adding system is adopted to automatically distribute materials according to the models can be selected. Meanwhile, the process parameter setting can be carried out in the control system. In the whole process, the slag adding amount is accurately controlled through the rotating speed of the servo motor of the screw conveyor 8, the types of steel and the covering slag can be judged in the system to be matched, if the types of steel and the covering slag are not matched, an alarm can be sent out, and in the walking process of the robot 5, the alarm device of the distance measuring radar can pass through the acousto-optic-electric early warning safety level.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the invention and these modifications should also be considered as the protection scope of the invention.
Claims (8)
1. The automatic casting powder adding system for the crystallizer is characterized in that: comprises a control system, a bin (1), a material conveying pipe (3), a rack (4), a robot (5), a spiral conveyor (8) and an infrared detection device; the rack (4) comprises an upper rack and a lower rack; the material bin (1), the material conveying pipe (3) and the robot (5) are arranged from top to bottom, the material bin (1) is fixed on the upper rack, the material bin (1) is connected with the material conveying pipe (3), the material conveying pipe (3) is connected with the spiral conveyor (8), and the spiral conveyor (8) is fixed on the robot (5); the robot (5) is hung upside down below the lower rack, and the robot (5) can move transversely along the lower rack; the control system is respectively connected with the infrared detection device, the bin (1), the robot (5) and the screw conveyer (8); the material conveying pipe (3) is fixed below the upper rack through a plurality of springs (2); the lengths of the springs (2) are designed in a stepped manner; the robot (5) is a six-axis robot and is fixed below the lower rack through an additional seventh axis.
2. The automatic mold flux adding system of claim 1, wherein: the device comprises two storage bins (1), wherein the storage bins (1) are respectively provided with a temperature sensor (9), a storage bin cover (10), a protective screen (11), a protective shell (12), a storage bin inner wall (15), an arch breaking mechanism (16), a feed opening (17), a weighing device (18), a storage bin base (20) and a waste outlet (21); the feed openings (17) of the two bins are respectively connected with a pneumatic three-way valve (22) through a feed delivery pipe; the arch breaking mechanism (16) comprises a stirring mechanism and an arch breaking motor (19), the stirring mechanism is positioned in the storage bin, the arch breaking motor (19) is positioned at the bottom of the storage bin, and the stirring mechanism is fixedly connected with the arch breaking motor (19); a heating plate (14) and a heat-insulating aerogel (13) are sequentially arranged between the inner wall (15) of the storage bin and the protective shell (12); a valve is arranged on the waste material outlet (21); the protective net (11) is arranged at the inlet of the storage bin (1); and the temperature sensor (9), the heating plate (14), the weighing device (18), the arch breaking motor (19), a valve on the waste outlet (21) and the pneumatic three-way valve (22) are connected with a control system.
3. The automatic mold flux adding system of claim 2, wherein: and an alarm device is arranged on the weighing device (18) and is connected with the control system.
4. The automatic mold flux adding system of claim 2 or 3, wherein: and the material conveying pipe (3) and the pneumatic three-way valve (22) are provided with pneumatic rappers.
5. The automatic mold flux adding system of claim 1, wherein: the mobile equipment control terminal is also included; the control system is in wireless connection with the control end of the mobile equipment.
6. The automatic mold flux adding system of claim 1, wherein: the device also comprises an annular slag adding tool (6); the annular slag adding tool (6) is arranged around the water gap (7).
7. The automatic mold flux adding system of claim 1, wherein: the system also comprises a safety scanner; and the safety scanner and the alarm device thereof are connected with the control system.
8. The automatic mold flux adding system of claim 1, wherein: and a driving device of the spiral conveyor (8) is a servo motor, and the servo motor is connected with a control system.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045429.0A CN108555260B (en) | 2018-01-17 | 2018-01-17 | Automatic casting powder adding system of crystallizer |
| PCT/CN2018/102430 WO2019140912A1 (en) | 2018-01-17 | 2018-08-27 | System for automatically adding covering slag for crystallizer |
| DE212018000100.6U DE212018000100U1 (en) | 2018-01-17 | 2018-08-27 | A system for automatically adding cast powder slag to a crystallizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045429.0A CN108555260B (en) | 2018-01-17 | 2018-01-17 | Automatic casting powder adding system of crystallizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108555260A CN108555260A (en) | 2018-09-21 |
| CN108555260B true CN108555260B (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810045429.0A Active CN108555260B (en) | 2018-01-17 | 2018-01-17 | Automatic casting powder adding system of crystallizer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108555260B (en) |
| WO (1) | WO2019140912A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031808A (en) * | 2017-12-08 | 2018-05-15 | 济南铭智能科技有限公司 | Conticaster molding casting intelligence control system |
| CN113862488A (en) * | 2021-09-07 | 2021-12-31 | 上海鑫蓝海自动化科技有限公司 | Full-automatic slag adding device of electroslag remelting furnace |
| CN114918386B (en) * | 2022-05-27 | 2023-06-20 | 鞍钢股份有限公司 | Slag consumption measuring and alarming method and system based on slag adding machine |
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| DE2363451A1 (en) * | 1973-12-20 | 1975-07-03 | Gerhard Kroeger Schweisstechni | Adding aluminium to the mould in continuous casting of steel - using tachometer on guide rolls to control aluminium addn. |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019140912A1 (en) | 2019-07-25 |
| CN108555260A (en) | 2018-09-21 |
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