CN102901469A - Device and method for measuring coaxiality of trunnions of converter backing ring - Google Patents
Device and method for measuring coaxiality of trunnions of converter backing ring Download PDFInfo
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- CN102901469A CN102901469A CN201210404552XA CN201210404552A CN102901469A CN 102901469 A CN102901469 A CN 102901469A CN 201210404552X A CN201210404552X A CN 201210404552XA CN 201210404552 A CN201210404552 A CN 201210404552A CN 102901469 A CN102901469 A CN 102901469A
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Abstract
The invention provides a device and method for measuring coaxiality of trunnions of a converter backing ring, which belong to an online measuring and adjusting device and method for detecting transverse offset between two parallel shafts, in particular the coaxiality of the trunnions in the converter backing ring manufacturing process. The device comprises two trunnions and two fan-shaped bodies, wherein the two trunnions are provided with backing rings; the device is characterized in that a transmission bracket and a laser are arranged at the outer end of the trunnion on the transmission side and a transmission target bracket and a target are arranged at the inner end of the trunnion on the transmission side; an inner receiving target brackets, outer receiving target brackets and targets are arranged at inner and outer ends of the trunnion on the free side; and the measurement is carried out by a method for arranging the brackets, mounting the laser, debugging the laser, measuring the free trunnion, adjusting the free trunnion, observing the welding, measuring after welding and processing data. The device and method for measuring the coaxiality of the trunnions of the converter backing ring, provided by the invention, have the advantages of novel design, simple structure, simplicity and convenience in operation and accurate and timely measurement; a problem that the coaxiality of the trunnions is hard to measure inthe manufacturing process is solved; the machining efficiency is increased; the accuracy of the coaxiality is enhanced; the machining quality is improved; the consumption is reduced; the service life of the backing ring is prolonged; and steelmaking smoothness is guaranteed.
Description
Technical field
The invention belongs to the lateral excursion that adopts between two parallel shafts of optical means detection, relate in particular to gudgeon right alignment on-line measurement apparatus and method in the converter trunnion ring manufacture process.
Background technology
Converter trunnion ring is important carrying and the drive disk assembly of converter.Fascinate the moment except the static load of bearing body of heater, molten steel and body of heater annex and transmission in the course of the work, also bear frequently the dynamic load that opens, brakes generation, and the thermal load that produces from the heat radiation of body of heater, ladle, petticoat pipe and splashings.Therefore, the backing ring workmanship has determined the serviceable life of converter, and two gudgeon right alignmenies are the important technology quality index of backing ring.Therefore coaxality measurement is a key point, and the correctness of the measure method and result and accuracy directly affect the judgement of converter trunnion ring gudgeon right alignment.
At present, traditional measuring method is drawn steel wire method (" heavy-duty machinery " 1997, No.4 " ordinary surveying of converter trunnion ring concentricity "), light-passing board light transmission method (" welding " 2007, No.1 " group of steel-making backing ring is to reaching welding technology "), optics four point measurement method (" metallurgical equipments " 2007, No.1 " mensuration and the theoretical analysis thereof of converter trunnion ring gudgeon right alignment ") etc., its defective is: draw the steel wire method to measure by acoustic-electric or photoelectricity and judge, operation easier is large to need the skilled person; The light-passing board light transmission method can not accurate reading according to 4 concentric qualitative judgements and computational analysis right alignment size; Optics four point measurement methods are changed indirect judgement right alignment size according to coordinate figure by the complicated calculations program, and comparison in equipment is expensive.The use of these measuring appliances, measuring method, the quantification difficult that the operating difficulties that has, the program that has be complicated, have is difficult to directly accurately draw the right alignment size data.
Summary of the invention
The defective that exists in order to overcome prior art, the purpose of this invention is to provide a kind of converter trunnion ring gudgeon coaxality measuring mechanism, the measuring method of using this device also is provided, solve the problem of gudgeon coaxality measurement difficulty in the backing ring manufacture process, measure simple to operately, data are accurate, improve coaxial accuracy, improve crudy, be conducive to STEELMAKING PRODUCTION.
Converter trunnion ring gudgeon coaxality measuring mechanism comprises the transmission side gudgeon of converter trunnion ring, the side of tapping segment, axle and the charging side segment of picking up the ears of moving about, and characteristics are that the emission support is established in transmission side gudgeon outer end, and laser is fixed on the emission support; Emission target support is established in transmission side gudgeon the inner, and target is fixed on the emission target support; Interior receiving target support is established in the move about axle the inner of picking up the ears, and target is fixed on the interior receiving target support, and outer receiving target support is established in the axle outer end of picking up the ears of moving about, and target is fixed on the outer receiving target support.
The present invention further improves, and described emission support, emission target support, interior receiving target support, outer receiving target support are same flange bracket structure, and the flange periphery is established bolt hole, is bolted outer end in two gudgeons; Flange endoporus periphery is established mounting hole, and described target is bolted on flange; When gudgeon was coaxial, the center of above-mentioned four flanges was on same straight line, and the cross central point of described target is on same straight line.
During use, by the laser of laser emission by accepting the target direct projection in transmission side target, the side of moving about outside on the receiving target target, to measure the right alignment of gudgeon.Use apparatus of the present invention and measure gudgeon right alignment method, carry out according to the following steps:
1, support overall package backing ring is set, four special flange supports are installed at two gudgeon two ends, be fixed in axle head;
2, laser is installed at transmission side gudgeon outer end emission support, laser collimator is installed on the support, fixed;
3, the debugging laser is opened the laser collimator power supply, establish emission target support at drive end gudgeon inner (backing ring is inboard), establish target on the support, according to target reading fine setting laser collimator, make laser spot aim at target cross center, debug and take off target after qualified;
4, measure the axle of picking up the ears of moving about and establish interior receiving target support and outer receiving target support at the axle two ends of picking up the ears of moving about, two stands installing target, the observation light spot position, the rotating object target is accurately read desired value;
5, adjust and to move about gudgeon according to the target reading, the fine setting end gudgeon that moves about makes luminous point be controlled at 0.1mm at the end gudgeon body two ends reading that moves about, and adjusts to begin welding after qualified;
6, welding is taken off laser collimator and target before measuring welding, need time sight in the welding process, according to the operation of 2,3,4 steps, judge the right alignment situation during observation, each survey measurements is controlled in the 1.0mm, and adjusts welding sequence and welding capacity according to reading;
7, postwelding is measured backing ring welding end and is again done last the measurement according to 2,3,4 steps, accurately reads the target light spot position;
8, data are processed according to the target reading, and end gudgeon body two flange bracket positional distance sizes and bearing position size are calculated backing ring two gudgeon right alignmenies by moving about.
Compared with prior art, advantage is: novel, simple in structure, make easily, and small investment, easy and simple to handle, solved the problem of gudgeon coaxality measurement difficulty in the backing ring manufacture process; During measurement, benchmark is fixed, and the direct reading of target is easy to quantitative judgement, guarantees correctness, accuracy and the promptness measured; Improve working (machining) efficiency, improve the precision of the right alignment of gudgeon, improve crudy, reduce consuming; Prolong backing ring serviceable life, guarantee that STEELMAKING PRODUCTION carries out smoothly.
Description of drawings
The present invention is further described for the contrast accompanying drawing.
Fig. 1 is converter trunnion ring gudgeon coaxality measuring mechanism structural representation.
Fig. 2 is converter trunnion ring gudgeon coaxality measurement synoptic diagram.
Embodiment
Can be found out by Fig. 1, Fig. 2, converter trunnion ring gudgeon coaxality measuring mechanism by transmission side gudgeon 3, tapping side segment 9, pick up the ears axle 8 and 10 welding of charging side segment of moving about consist of.Coaxality measuring mechanism is located on the backing ring.Find out that further emission support 2 is established in transmission side gudgeon 3 outer ends, laser collimator 1 is fixed on the emission support; Emission target support 4 is established in transmission side gudgeon the inner, and target 5 is fixed on the emission target support.Interior receiving target support 6 is established in move about axle 8 the inners of picking up the ears, and target is fixed on the interior receiving target support; Move about and pick up the ears to establish outer receiving target support 8 outside the axle, target is fixed on the outer receiving target support.
Be it can also be seen that by Fig. 2 emission support, emission target support, interior receiving target support and outer receiving target support are flange arrangement.The flange periphery is established bolt hole, is bolted in transmission to pick up the ears and move about the interior outside of axle of picking up the ears.Flange endoporus periphery is established mounting hole, and described target, receiving target are bolted on flange; The transmission side gudgeon, move about and pick up the ears when coaxial, the center pit of above-mentioned four flanges is on same straight line, and the cross central point of described target, receiving target is on same straight line.
Use apparatus of the present invention and carry out converter trunnion ring gudgeon method for measuring coaxiality, carry out according to the following steps:
1, support is set through overall package backing ring on the platform of horizontal centering, at two gudgeons 3,8 two ends four special flange supports 2,4,6,8 is installed, be fixed in axle head.
2, laser is installed and establishes emission flange bracket 2 in transmission side gudgeon 3 outer ends, laser collimator 1 is installed on the support, fixed.
3, the debugging laser is opened laser collimator 1 power supply, establish emission target flange bracket 4 in transmission side gudgeon 3 the inners, establish target on the support, according to target reading fine setting laser collimator 1, make laser spot aim at target 5 cross centers, debug and take off target 5 after qualified.
4, measure the axle gudgeon two ends of moving about of picking up the ears of moving about and establish interior receiving target support 6 and outer receiving target support 8, support installing target, the observation light spot position, the rotating object target is accurately read desired value.
5, adjust to move about and pick up the ears axle according to the target reading, the fine setting axle 7 of picking up the ears that moves about makes luminous point be controlled at 0.1mm at the end gudgeon body two ends reading that moves about, and adjusts to begin welding after qualified.
6, take off laser collimator and target before the welding observation welding, need time sight in the welding process, according to the operation of 2,3,4 steps, judge the right alignment situation during observation, each survey measurements is controlled in the 1.0mm, and adjusts welding sequence and welding capacity according to reading.
7, postwelding is measured backing ring welding end and is again done last the measurement according to 2,3,4 steps, accurately reads the target light spot position.
8, data are processed according to target reading 5, and 7 liang of flange brackets 6 of end gudgeon body, 8 positional distance sizes and bearing position size are calculated backing ring two gudgeon right alignmenies by moving about.
Claims (3)
1. converter trunnion ring gudgeon coaxality measuring mechanism, the transmission side gudgeon (3), tapping side segment (9), axle (7) and the charging side segment (10) of picking up the ears of moving about that comprise converter trunnion ring, it is characterized in that transmission side gudgeon outer end establish the emission support (2), laser collimator (1) be fixed on the emission support on; Emission target support (4) is established in transmission side gudgeon the inner, and target (5) is fixed on the emission target support, and interior receiving target support (6) is established in axle (7) the inner of picking up the ears of moving about, and target is fixed on the interior receiving target support; Move about and pick up the ears to establish outer receiving target support (8) outside the axle, target is fixed on the outer receiving target support.
2. converter trunnion ring gudgeon coaxality measuring mechanism according to claim 1 is characterized in that described emission support, emission target support, interior receiving target support, outer receiving target support, is same flange bracket structure; The flange periphery is established bolt hole, is bolted outer end in two gudgeons; Flange endoporus periphery is established mounting hole, and described target is bolted on flange; When gudgeon was coaxial, the center of above-mentioned four flanges was on same straight line, and the cross central point of described target is on same straight line.
3. the device of application rights requirement 1 carries out the gudgeon method for measuring coaxiality, carries out according to the following steps:
1), support overall package backing ring is set, four special flange supports (2,4,6,8) are installed at two gudgeons (3,7) two ends, be fixed in axle head;
2), laser be installed establish emission flange bracket (2) in transmission side gudgeon (3) outer end, laser collimator (1) is installed on the support, fixed;
3), the debugging laser is opened laser collimator (1) power supply, establish emission target flange bracket (4) in transmission side gudgeon (3) the inner, establish target on the support, according to target reading fine setting laser collimator (1), make laser spot aim at target (5) cross center, debug and take off target after qualified;
4), measure the move about axle two ends of picking up the ears of axle of picking up the ears of moving about and establish interior receiving target support (6) and outer receiving target support (8), support installing target is observed light spot position, the rotating object target is accurately read desired value;
5), adjust to move about and pick up the ears axle according to target reading (5), the fine setting axle (7) of picking up the ears that moves about makes luminous point be controlled at 0.1mm at the axis body two ends reading of picking up the ears of moving about, and adjusts to begin welding after qualified;
6), take off laser collimator and target before the welding observation welding, need time sight in the welding process, according to the operation of 2,3,4 steps, judge the right alignment situation during observation, each survey measurements is controlled in the 1.0mm, and adjusts welding sequence and welding capacity according to reading;
7), postwelding measures the backing ring welding and finishes again to do last the measurement according to 2,3,4 steps, accurately reads target (5) light spot position;
8), data are processed according to target (5) reading axis body (7) two flange brackets (6,8) positional distance size and the bearing position size of picking up the ears by moving about calculating backing ring two gudgeon right alignmenies.
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| CN201210404552XA CN102901469A (en) | 2012-10-23 | 2012-10-23 | Device and method for measuring coaxiality of trunnions of converter backing ring |
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| CN201210404552XA CN102901469A (en) | 2012-10-23 | 2012-10-23 | Device and method for measuring coaxiality of trunnions of converter backing ring |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409591A (en) * | 2013-08-23 | 2013-11-27 | 中国二十二冶集团有限公司 | Method for installing and centering oxygen lance as well as vaporized flue and converter mouth |
| CN103659020A (en) * | 2013-12-04 | 2014-03-26 | 马鞍山马钢设备安装工程有限公司 | Method for welding trunnions and fan-shaped bodies of backing rings of large converters |
| CN105066819A (en) * | 2015-08-14 | 2015-11-18 | 平高集团有限公司 | Shielding ball holing position positioning method and positioning device |
| CN107917682A (en) * | 2016-10-10 | 2018-04-17 | 中北大学 | External Deep Hole Straightness Test Device and method |
| CN110421284A (en) * | 2019-09-29 | 2019-11-08 | 烟台众扬冶金设备有限公司 | A kind of process of high-precision control welding deformation |
| CN112129245A (en) * | 2020-09-07 | 2020-12-25 | 河钢乐亭钢铁有限公司 | Converter trunnion coaxiality measuring method based on laser tracker |
| CN112212825A (en) * | 2020-09-27 | 2021-01-12 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
| CN114001677A (en) * | 2021-11-05 | 2022-02-01 | 中建八局新型建造工程有限公司 | Device and method for measuring central shaft deviation of butt-jointed pipelines with different diameters |
| CN114425675A (en) * | 2021-12-22 | 2022-05-03 | 太原重工股份有限公司 | Support ring assembly welding positioning system and positioning method |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409591A (en) * | 2013-08-23 | 2013-11-27 | 中国二十二冶集团有限公司 | Method for installing and centering oxygen lance as well as vaporized flue and converter mouth |
| CN103409591B (en) * | 2013-08-23 | 2015-01-07 | 中国二十二冶集团有限公司 | Method for installing and centering oxygen lance as well as vaporized flue and converter mouth |
| CN103659020A (en) * | 2013-12-04 | 2014-03-26 | 马鞍山马钢设备安装工程有限公司 | Method for welding trunnions and fan-shaped bodies of backing rings of large converters |
| CN103659020B (en) * | 2013-12-04 | 2016-05-18 | 马鞍山马钢设备安装工程有限公司 | A kind of mammoth converter support ring trunnion and segment welding method |
| CN105066819A (en) * | 2015-08-14 | 2015-11-18 | 平高集团有限公司 | Shielding ball holing position positioning method and positioning device |
| CN105066819B (en) * | 2015-08-14 | 2017-12-15 | 平高集团有限公司 | A kind of localization method and positioner for shielding ball position of opening |
| CN107917682A (en) * | 2016-10-10 | 2018-04-17 | 中北大学 | External Deep Hole Straightness Test Device and method |
| CN110421284A (en) * | 2019-09-29 | 2019-11-08 | 烟台众扬冶金设备有限公司 | A kind of process of high-precision control welding deformation |
| CN112129245A (en) * | 2020-09-07 | 2020-12-25 | 河钢乐亭钢铁有限公司 | Converter trunnion coaxiality measuring method based on laser tracker |
| CN112212825A (en) * | 2020-09-27 | 2021-01-12 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
| CN112212825B (en) * | 2020-09-27 | 2021-10-15 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
| CN114001677A (en) * | 2021-11-05 | 2022-02-01 | 中建八局新型建造工程有限公司 | Device and method for measuring central shaft deviation of butt-jointed pipelines with different diameters |
| CN114001677B (en) * | 2021-11-05 | 2024-05-10 | 中建八局新型建造工程有限公司 | Central shaft deviation measuring device and measuring method for butt-joint pipelines with different diameters |
| CN114425675A (en) * | 2021-12-22 | 2022-05-03 | 太原重工股份有限公司 | Support ring assembly welding positioning system and positioning method |
| CN114425675B (en) * | 2021-12-22 | 2023-12-05 | 太原重工股份有限公司 | Backing ring assembly welding positioning system and positioning method |
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Application publication date: 20130130 |