CN112139487A - Infrared light beam positioning and mounting device for tundish sizing nozzle and mounting method thereof - Google Patents
Infrared light beam positioning and mounting device for tundish sizing nozzle and mounting method thereof Download PDFInfo
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- CN112139487A CN112139487A CN201910573672.4A CN201910573672A CN112139487A CN 112139487 A CN112139487 A CN 112139487A CN 201910573672 A CN201910573672 A CN 201910573672A CN 112139487 A CN112139487 A CN 112139487A
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- infrared beam
- infrared
- light beam
- fixed scale
- nozzle
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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
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/56—Means for supporting, manipulating or changing a pouring-nozzle
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses an infrared beam positioning and mounting device for a sizing nozzle of a tundish and a mounting method thereof. Firstly, an infrared light beam transmitter and an infrared light beam receiver are respectively arranged on a first vertical fixed scale and a second vertical fixed scale in parallel, then sizing water gaps are arranged from the position close to the infrared light beam receiver to the direction of the infrared light beam transmitter one by one, and each sizing water gap controller is arranged to judge the size of a received light beam signal and visually judge whether the end surface of the sizing water gap is consistent with the horizontal height of the infrared light beam transmitter and the infrared light beam receiver. The invention can accurately position the horizontal position of the sizing nozzle of the tundish, thereby controlling the installation precision in real time, and having simple method and high installation efficiency. For the installation link requiring up-and-down cooperation of a plurality of people, after the invention is adopted, a single person can independently complete accurate positioning.
Description
Technical Field
The invention relates to the field of metallurgical continuous casting, in particular to an infrared beam positioning and mounting device for a fixed diameter nozzle of a tundish and a mounting method thereof.
Background
Continuous casting tundish fixed diameter nozzle horizontal location, the degree of depth and the centering condition of immersion nozzle insertion crystallizer liquid level will be directly influenced, if the fixed diameter nozzle of each stream of same tundish is not at same horizontal position, immersion nozzle insertion depth and centering condition will be directly influenced, if immersion nozzle insertion depth surpasss slag line position or is not good with the crystallizer centering condition, the inhomogeneous phenomenon of thickness of casting blank formation shell in the crystallizer will appear, thereby lead to the casting blank to take place the angular crack, more serious can appear the perforation bleed-out in the position that the thickness is thinner, also can surpass the slag line position of immersion nozzle because of the insertion depth, cause immersion nozzle slag contact position to corrode seriously in the time that allows. In order to ensure the insertion depth and the centering of each flow immersion type water gap of a continuous casting machine, a horizontal line pulling positioning method is generally adopted, but because the tundish sizing water gap and the brick cup are influenced by factors such as treading pressure, sight and the like of an installer during masonry installation, the gap between the tundish sizing water gap and the bottom plate is different, the installation precision is reduced, and the flows are difficult to be completely horizontal.
Disclosure of Invention
The invention provides an infrared light beam positioning and mounting device for a fixed diameter nozzle of a tundish and a mounting method thereof, aiming at solving the problems that the insertion depth of an immersion nozzle exceeds the position of a slag line of the immersion nozzle and the extension ends of fixed diameter nozzles of various flows of the tundish are not in the same horizontal position.
The infrared light source device comprises a first vertical fixed scale, a second vertical fixed scale, an infrared beam transmitter, an infrared beam receiver, a power supply, a controller and an indicator light. The first vertical fixed scale and the second vertical fixed scale are respectively arranged at two ends of the bottom of the middle package building position and are parallel to each other in the horizontal direction, the infrared beam transmitter is arranged on the first vertical fixed scale, the infrared beam receiver is arranged on the second vertical fixed scale, and the infrared beam transmitter and the infrared beam receiver are parallel to each other in the horizontal direction; the infrared beam transmitter transmits infrared beams to the infrared beam receiver, the infrared beam receiver receives the infrared beams and transmits beam signals to the controller, and the controller analyzes signal information and controls the indicator lamp to flash.
Furthermore, the first fixed scale and the second vertical fixed scale are fixed at two ends of the bottom of the building position of the tundish through bolts.
Furthermore, scales are arranged on the first fixed scale and the second vertical fixed scale.
Furthermore, the infrared beam transmitter is slidably mounted on the first fixed scale, and the infrared beam receiver is slidably mounted on the second fixed scale.
Further, the power supply supplies power to the infrared beam transmitter, the infrared beam receiver, the controller and the indicator light.
A tundish fixed diameter nozzle infrared light beam positioning and mounting method comprises the following steps:
1) starting the infrared beam transmitter to transmit an infrared beam to the infrared beam receiver, and converting the infrared beam into a beam signal by the infrared beam receiver and transmitting the beam signal to the controller; if the light beam signal is less than 90%, the controller controls the indicator lamp to flash, the infrared light beam positioning and mounting device is reinstalled, and the operation returns to the first step; if the light beam signal is greater than 90%, entering the next operation;
2) the sizing water gaps are installed from the position close to the infrared light beam receiver to the direction of the infrared light beam transmitter one by one, the size of a received light beam signal is judged by installing one sizing water gap controller every time, and if the light beam signal is smaller than 90%, the controller controls the indicator lamp to flash, the sizing water gaps are installed again; if the light beam signal is greater than 90%, entering the next operation;
3) and visually judging whether the end surface of the metering nozzle is consistent with the horizontal heights of the infrared beam transmitter and the infrared beam receiver, if so, installing the next metering nozzle, and if not, adjusting the metering nozzle to the end surface of the metering nozzle to be consistent with the horizontal heights of the infrared beam transmitter and the infrared beam receiver.
Furthermore, the environment temperature when the metering nozzle is installed is-20-50 ℃.
Furthermore, the distance between every two adjacent metering nozzles is 1.2-2.5 m.
The invention has the beneficial effects that: the invention can accurately position the horizontal position of the sizing nozzle of the tundish, thereby controlling the installation precision in real time, and having simple method and high installation efficiency. For the installation links requiring up-and-down cooperation of two or more persons, by adopting the invention, one person can independently complete accurate positioning.
Drawings
FIG. 1 is a schematic structural view of the present invention;
1. vertical fixed scale one, 2, vertical fixed scale two, 3, infrared light beam transmitter, 4, infrared light beam receiver, 5, power, 6, controller, 7, pilot lamp, 8, middle package position of building by laying bricks or stones, 9, the sizing mouth of a river.
Detailed Description
The following further describes the specific contents of the present invention with reference to the drawings and the embodiments:
as shown in figure 1, the infrared beam positioning and mounting device for the sizing nozzle of the tundish comprises a first vertical fixed scale 1, a second vertical fixed scale 2, an infrared beam transmitter 3, an infrared beam receiver 4, a power supply 5, a controller 6 and an indicator light 7. Vertical fixed scale 1 and vertical fixed scale two 2 build the both ends of position 8 bottom and parallel at the horizontal direction through the bolt fastening respectively in the middle package, and infrared beam transmitter 3 slidable mounting is on vertical fixed scale 1, and infrared beam receiver 4 slidable mounting is on vertical fixed scale two 2 to infrared beam transmitter 3 parallels at the horizontal direction with infrared beam receiver 4. The infrared beam transmitter 3 transmits infrared beams to the infrared beam receiver 4, the infrared beam receiver 4 receives the infrared beams and transmits beam signals to the controller 6, the controller 6 analyzes the signal information and controls the indicator light 7 to flash, and the indicator light 7 is installed in the optimal visual range of the masonry personnel.
The infrared beam transmitter 3 is installed at a certain scale position on the first fixed scale 1 which is not more than the slag line, the infrared beam receiver 4 is directly installed at the same scale position on the second fixed scale 2, the infrared beam transmitter 3 transmits an infrared beam to the infrared beam receiver 4 for further calibration, the infrared beam transmitter 3 and the infrared beam receiver 4 are guaranteed to be parallel on the horizontal position, the power supply 5 is the infrared beam transmitter 3, the infrared beam receiver 4, the controller 6 and the indicator lamp 7 for supplying energy.
The infrared light beam positioning and mounting method for the sizing nozzle of the tundish comprises the following steps:
1) starting the infrared beam transmitter 3 to transmit an infrared beam to the infrared beam receiver 4, and receiving the infrared beam by the infrared beam receiver 4, converting the infrared beam into a beam signal and transmitting the beam signal to the controller 6; if the light beam signal is less than 90%, the controller 6 controls the indicator light 7 to flash, and the worker reinstalls the infrared light beam positioning and mounting device and returns to the first step of operation; if the light beam signal is greater than 90%, entering the next operation;
2) the sizing nozzles 9 are installed one by one from the position close to the infrared light beam receiver 4 to the direction of the infrared light beam transmitter 3, the environment temperature is kept between-20 and 50 ℃ when the sizing nozzles 9 are installed, and the distance between every two adjacent sizing nozzles 9 is 4 to 5 meters. When the controller 6 judges the size of the received light beam signal every time one metering nozzle 9 is installed, if the light beam signal is less than 90%, the controller 6 controls the indicator light 7 to flash, and the metering nozzle 9 is installed again; if the light beam signal is greater than 90%, entering the next operation;
3) and visually judging whether the end surface of the metering nozzle 9 is consistent with the horizontal heights of the infrared beam transmitter 3 and the infrared beam receiver 4 or not, if so, installing the next metering nozzle 9, and if not, adjusting the metering nozzle 9 to ensure that the end surface of the metering nozzle 9 is consistent with the horizontal heights of the infrared beam transmitter 3 and the infrared beam receiver 4.
Guarantee through infrared light beam location installation device that sizing mouth of a river 9 avoids surpassing the position of slag line when the installation and make each sizing mouth of a river 9 can not influence the centering condition with the crystallizer because of the nonparallel of installation to whether can judge the sizing mouth of a river 9 installation condition through pilot lamp 7 when the installation, the operating personnel of being convenient for in time adjusts, has reduced the waste of personnel man-hour.
Claims (8)
1. The utility model provides a middle package sizing mouth of a river infrared beam location installation device, includes vertical fixed scale one, vertical fixed scale two, infrared beam transmitter, infrared beam receiver, power, controller, pilot lamp, its characterized in that: the first vertical fixed scale and the second vertical fixed scale are respectively arranged at two ends of the bottom of the middle package building position and are parallel to each other in the horizontal direction, the infrared beam transmitter is arranged on the first vertical fixed scale, the infrared beam receiver is arranged on the second vertical fixed scale, and the infrared beam transmitter and the infrared beam receiver are parallel to each other in the horizontal direction; the infrared beam transmitter transmits infrared beams to the infrared beam receiver, the infrared beam receiver receives the infrared beams and transmits beam signals to the controller, and the controller analyzes signal information and controls the indicator lamp to flash.
2. The infrared beam positioning and mounting device for the sizing nozzle of the tundish according to claim 1, wherein: the first fixed scale and the second vertical fixed scale are fixed at two ends of the bottom of the middle ladle building position through bolts.
3. The infrared beam positioning and mounting device for the sizing nozzle of the tundish according to claim 1, wherein: and scales are arranged on the first fixed scale and the second vertical fixed scale.
4. The infrared beam positioning and mounting device for the sizing nozzle of the tundish according to claim 1, wherein: the infrared beam transmitter is slidably mounted on the first fixed scale, and the infrared beam receiver is slidably mounted on the second fixed scale.
5. The infrared beam positioning and mounting device for the sizing nozzle of the tundish according to claim 1, wherein: the power supply supplies energy to the infrared beam transmitter, the infrared beam receiver, the controller and the indicator lamp.
6. A tundish nozzle infrared beam positioning and mounting method according to any one of claims 1 to 5, characterised by comprising the following steps:
starting the infrared beam transmitter to transmit an infrared beam to the infrared beam receiver, and converting the infrared beam into a beam signal by the infrared beam receiver and transmitting the beam signal to the controller; if the light beam signal is less than 90%, the controller controls the indicator lamp to flash, the infrared light beam positioning and mounting device is reinstalled, and the operation returns to the first step; if the light beam signal is greater than 90%, entering the next operation;
the sizing water gaps are installed from the position close to the infrared light beam receiver to the direction of the infrared light beam transmitter one by one, the size of a received light beam signal is judged by installing one sizing water gap controller every time, and if the light beam signal is smaller than 90%, the controller controls the indicator lamp to flash, the sizing water gaps are installed again; if the light beam signal is greater than 90%, entering the next operation;
and visually judging whether the end surface of the metering nozzle is consistent with the horizontal heights of the infrared beam transmitter and the infrared beam receiver, if so, installing the next metering nozzle, and if not, adjusting the metering nozzle to the end surface of the metering nozzle to be consistent with the horizontal heights of the infrared beam transmitter and the infrared beam receiver.
7. The infrared beam positioning and mounting method for the sizing nozzle of the tundish according to claim 6, characterized in that: the environment temperature when the metering nozzle is installed is-20-50 ℃.
8. The infrared beam positioning and mounting method for the sizing nozzle of the tundish according to claim 6, characterized in that: the distance between every two adjacent metering nozzles is 1.2-2.5 m.
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CN201910573672.4A CN112139487A (en) | 2019-06-28 | 2019-06-28 | Infrared light beam positioning and mounting device for tundish sizing nozzle and mounting method thereof |
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CN108211194A (en) * | 2018-01-10 | 2018-06-29 | 长江大学 | A kind of physical education high jump training device |
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CN208083779U (en) * | 2018-03-27 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of pipeline apparatus for welding and positioning and its pipeline adjustment seat |
CN208884519U (en) * | 2018-08-20 | 2019-05-21 | 黄河三角洲建设工程有限公司 | A kind of square pile location and installation system |
CN208962745U (en) * | 2018-08-15 | 2019-06-11 | 安徽艾克发数控科技有限公司 | A kind of level(l)ing device of digital-controlled carving machine main shaft mounting plate |
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KR20090123610A (en) * | 2008-05-28 | 2009-12-02 | 현대제철 주식회사 | Submerged nozzle centering apparatus |
CN101687252A (en) * | 2008-06-26 | 2010-03-31 | 现代制铁株式会社 | Submerged-entry nozzle centring device |
KR20100008524U (en) * | 2009-02-19 | 2010-08-27 | 현대제철 주식회사 | Tundish open nozzle jig |
CN102556898A (en) * | 2010-12-22 | 2012-07-11 | 上海久牧生物技术有限公司 | Stacking structure with automatic sensing lifting device |
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CN202621913U (en) * | 2012-05-29 | 2012-12-26 | 衡阳华菱钢管有限公司 | Device for centering tundish integral type water gap |
CN204027523U (en) * | 2014-07-31 | 2014-12-17 | 北京铁路信号有限公司 | Equipment installation site measurement mechanism at the bottom of a kind of ATP car |
CN104475463A (en) * | 2014-10-31 | 2015-04-01 | 武汉钢铁(集团)公司 | Steel coil height centering device and method thereof |
CN104453192A (en) * | 2014-11-25 | 2015-03-25 | 武汉一冶建筑安装工程有限责任公司 | Laser leveling device and technology for concrete ground construction |
CN104880173A (en) * | 2015-06-09 | 2015-09-02 | 合肥鑫晟光电科技有限公司 | Device and method for detecting levelness of over-head conveyor |
CN205110776U (en) * | 2015-11-11 | 2016-03-30 | 广东韶钢松山股份有限公司 | Package immersion nozzle installation centering positioner in middle of portable multithread |
CN105728477A (en) * | 2016-05-11 | 2016-07-06 | 江苏沙钢集团有限公司 | Online detection device and method of wave weight of strip-shaped steel |
CN205949857U (en) * | 2016-08-30 | 2017-02-15 | 唐山钢铁集团有限责任公司 | Package mouth of a river installation centering rack in middle of billet caster |
CN206539031U (en) * | 2017-02-14 | 2017-10-03 | 中国建筑第八工程局有限公司 | Control the device of concrete slab thickness |
CN107132856A (en) * | 2017-05-12 | 2017-09-05 | 京东方科技集团股份有限公司 | Level-adjusting device and Level-adjusting method |
CN207832174U (en) * | 2017-10-11 | 2018-09-07 | 江阴兴澄特种钢铁有限公司 | A kind of detection structure of tundish immersed nozzle horizontal vertical degree |
CN108211194A (en) * | 2018-01-10 | 2018-06-29 | 长江大学 | A kind of physical education high jump training device |
CN208083779U (en) * | 2018-03-27 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of pipeline apparatus for welding and positioning and its pipeline adjustment seat |
CN208962745U (en) * | 2018-08-15 | 2019-06-11 | 安徽艾克发数控科技有限公司 | A kind of level(l)ing device of digital-controlled carving machine main shaft mounting plate |
CN208884519U (en) * | 2018-08-20 | 2019-05-21 | 黄河三角洲建设工程有限公司 | A kind of square pile location and installation system |
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