CN114646459A - Continuous casting nozzle detection test system - Google Patents
Continuous casting nozzle detection test system Download PDFInfo
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- CN114646459A CN114646459A CN202210172761.XA CN202210172761A CN114646459A CN 114646459 A CN114646459 A CN 114646459A CN 202210172761 A CN202210172761 A CN 202210172761A CN 114646459 A CN114646459 A CN 114646459A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
- B22D11/1246—Nozzles; Spray heads
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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
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
The invention discloses a continuous casting nozzle detection test system. The device belongs to the field of metallurgical detection and analysis equipment and comprises a testing component, a pipeline and nozzle installation component, a water distribution component and a hitting power testing component; the detection system disclosed by the invention is simple to operate, is closer to the actual production, is suitable for most nozzles, and can detect pressure flow, water distribution, impact force and spray granularity; the spray particle size can reflect the atomization degree of cooling water, and has important significance on cooling process research; the invention can directly set the air flow and the water flow, and can also automatically adjust the air flow and the water flow by setting the air pressure and the water pressure, the air and water pipelines are provided with check valves to eliminate the mutual influence of the air and the water when the aerial fog nozzle is detected, the flow meters are arranged at the connection part of the nozzle and the pipeline, the production is close to the actual production, and the detection efficiency and the precision are improved; the water collecting pipe is made of transparent materials, the detection process can be monitored in the whole process, measurement errors are eliminated, the detection precision is improved, and automatic drainage can be achieved.
Description
Technical Field
The invention belongs to the field of metallurgical detection and analysis equipment, and relates to a continuous casting nozzle detection test system.
Background
The solidification and cooling process of molten steel during continuous casting is called continuous casting steel, is an advanced technology for directly casting and forming molten steel, and secondary cooling is a very important link in the solidification and cooling process of continuous casting billets. The continuous casting nozzle plays an important role in the secondary cooling process, and the quality of the performance of the nozzle directly influences the heat transfer between spray water and the surface of a casting blank, the quality of the continuous casting blank and the yield of a continuous casting machine. A great deal of research has been carried out on the aspects of nozzle spraying performance detection, different types of nozzle spraying characteristic comparison analysis and the like, but the application range of the adopted nozzle performance detection equipment is small, and the actual applicability of the detection data is poor. In order to improve the cooling uniformity of the continuous casting billet in the secondary cooling zone, the performance of the nozzle is researched in a targeted manner, and the improvement of a nozzle detection device is very necessary.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to improve the precision and the result reliability of a nozzle detection device and provide data support for nozzle detection and continuous casting production process improvement so as to improve the cooling uniformity of a continuous casting billet in a secondary cooling zone.
The technical scheme is as follows: the invention relates to a continuous casting nozzle detection test system,
the device comprises a testing component (1), a pipeline and nozzle mounting component device (2) is arranged at the upper end of the testing component (1), and a water distribution component (3) is arranged at the lower end of the testing component (1);
and a hitting force testing component (4) is also arranged on the water quantity distribution component (3).
Further, the pipeline and nozzle mounting component device (2) comprises a moving component (12), and a pipeline and nozzle mounting component (11) is arranged at the upper end of the moving component (12);
a flat pad I (14) and an elastic pad I (15) are fixedly arranged between the moving assembly (12) and the pipeline and nozzle mounting assembly (11) through a socket head cap screw I (13).
Furthermore, the pipeline and nozzle mounting assembly (11) comprises a water pipeline (25) and an air pipeline (26), and the two pipelines are fixedly connected through an installed air-water pipeline mounting plate (27);
a pressure gauge (21) is arranged at one end of the water path (25) and one end of the air path (26), a pipe clamp (22) is arranged at the other end of the pressure gauge (21), a pressure sensor (23) is arranged at the other end of the pipe clamp (22), and a hexagon flange bolt (24) is arranged at the other end of the pressure sensor (23);
and nozzle mounting assemblies are further arranged on the water path (25) and the air path (26), and each nozzle mounting assembly comprises a ball valve (28), a steel pipe (29), a quick joint (210) and a hose (211) which are connected with each other.
Further, the moving assembly (12) comprises two support bars, on which upper bars are mounted, a mounting plate (36) being mounted in an intermediate position between the upper bars,
a corner speed reducer rear end reinforcing plate (31) is arranged on the mounting plate (36), a speed reducer reinforcing plate (32) is arranged at the other end of the corner speed reducer rear end reinforcing plate (31), and a first transmission shaft (33) is arranged at the other end of the speed reducer reinforcing plate (32);
a first coupling (34-1) is arranged on the first transmission shaft (33), a corner double-shaft speed reducer (35) is arranged on the first coupling (34-1), and a corner speed reducer (37) is arranged at the other end of the first transmission shaft (33);
a first connecting plate (38) is arranged at the lower end of the corner speed reducer (37), a first towing chain mounting plate (39) is arranged at one end of the first connecting plate (38), a first proximity switch mounting plate (311) is arranged on the first towing chain mounting plate (39) through an arranged inner hexagon screw (310), a towing chain (312) is arranged on the first proximity switch mounting plate (311), and a channel aluminum mounting plate (313) is arranged on the towing chain (312);
a second flat pad (320) and a second elastic pad (321) are fixedly arranged between the mounting plate (36) and the upper rod through a second socket head cap screw (319);
a flat cushion III (323) and a spring cushion III (324) are fixedly arranged on the upper rod at one end through a socket head cap screw III (322),
a corner speed reducer mounting plate (325) is arranged on the upper rod, a transmission shaft II (326) is arranged at one end of the corner speed reducer mounting plate (325), a coupling II (34-2) is arranged on the transmission shaft II (326), a servo motor (328) is arranged on the coupling II (34-2), a speed reducer reinforcing plate I (327) and a speed reducer reinforcing plate II (329) are respectively arranged on the servo motor (328), and a speed reducer mounting plate II (330) is also arranged on the servo motor (328);
a coupler (331) is arranged on the other side of the second transmission shaft (326), and a trapezoidal screw fixing end (332) is arranged on one side of the coupler (331);
an anti-collision plate (333) is arranged on the upper rod at the other end and one end of the trapezoidal screw rod fixing end (332), and a damping block (334) is arranged on the anti-collision plate (333);
a linear guide rail assembly (335) is arranged at the other end of the anti-collision plate (333), a right-handed trapezoidal screw rod (336) is arranged at one end of the linear guide rail assembly (335), a linear guide rail reference side cushion block (337) is arranged at the other end of the right-handed trapezoidal screw rod (336), and channel aluminum (338) is arranged at the lower end of the linear guide rail reference side cushion block (337);
a screw rod supporting end mounting plate (339) is arranged at one end of the groove aluminum (338), and a trapezoidal screw rod supporting end (340) is arranged at one end of the screw rod supporting end mounting plate (339) and close to the switch mounting plate (311).
Furthermore, a linear guide rail free side cushion block (345) is arranged on the lower side of an upper rod on one side connected with the corner speed reducer mounting plate (325), a left-handed trapezoidal screw rod (344) is arranged on the inner side of the upper rod and the linear guide rail free side cushion block (345), and a spring cushion four (343) is arranged at one end of the left-handed trapezoidal screw rod (344) through a hexagon socket head cap screw four (342);
a flat pad five (349) and an elastic pad five (350) are arranged between the upper rod and the linear guide rail free side cushion block (345) through a socket head cap screw five (348), and a socket head cap screw six (351) is arranged on the upper rod, the flat pad five (349), the elastic pad five (350) and the linear guide rail free side cushion block (345) in a penetrating manner;
a hexagon socket head cap screw seven (346) is further arranged at the other end of the elastic cushion three (324) in a penetrating mode;
the mounting plate (36) is fixedly arranged on the upper rod through a penetrating inner hexagon screw eight (347).
Furthermore, an up-and-down motion linear guide rail assembly (318) is arranged on the two support rods, a proximity switch mounting plate (315) is arranged at the bottom end of the support rod of which one side is provided with the up-and-down motion linear guide rail assembly (318), and a proximity switch (316) is arranged on the proximity switch mounting plate (315);
a nozzle mounting plate (314) is arranged between the two support rods, a second connecting plate (341) is arranged at the joint of the nozzle mounting plate (314) and the support rods, and a limiting block (317) is also arranged at one end, penetrating through the second connecting plate (341), of the nozzle mounting plate (314);
a flat pad nine (14-1) and an elastic pad nine (15-2) are arranged on the nozzle mounting plate (314), and the nozzle mounting plate (314), the flat pad nine (14-2) and the elastic pad nine (15-2) are fixedly connected with a nut (17) through an inner hexagonal screw nine (16);
a nozzle clamp (212) is clamped in the middle of the nozzle mounting plate (314).
Further, the water quantity distribution component (3) comprises an organic glass background plate (41),
the two ends of one side of the organic glass background plate (41) are respectively provided with an L-shaped mounting plate (45),
a flat pad ten (47) and an elastic pad ten (48) are arranged on the L-shaped mounting plate (45) on one side in a penetrating way through a socket head cap screw ten (46);
one end of the L-shaped mounting plate (45) is transversely provided with an eleven flat pad (43) and an eleven elastic pad (44) by an eleven socket head cap screw (42),
a hexagon socket head cap screw twelve (49) longitudinally penetrates through the other end of the L-shaped mounting plate (45), the flat pad ten (47) and the elastic pad ten (48);
two ends of the other side of the organic glass background plate (41) are respectively provided with a cylinder mounting plate (410), and the cylinder mounting plate (410) and the organic glass background plate (41) are provided with an inner hexagon screw eleven (42) in a penetrating way;
a cylinder (411) is arranged on one side of the cylinder mounting plate (410), a hexagon socket head cap screw twelve (49) penetrates through the cylinder (411), and a right L-shaped mounting plate (412) is arranged at the other end of the cylinder (411);
an upper supporting plate (414) is arranged at one end of the L-shaped mounting plate (45) at the other side through a hexagon socket head cap screw (46) and an elastic pad (48),
a pressure plate (415) and a bottom plate (416) are arranged on one side of the cylinder mounting plate (410) through an inner hexagon screw eleven (42) and an elastic pad eleven (44), and a left L-shaped reinforcing plate (417) is arranged at the other end of the bottom plate (416);
reinforcing ribs (418) are arranged on the right L-shaped mounting plate (412) and the left L-shaped reinforcing plate (417);
the left L-shaped reinforcing plate (417) is fixed on the reinforcing rib (418) through an inner hexagonal low head screw (419) and an elastic cushion (48);
the reinforcing rib (418) and the left L-shaped reinforcing plate (417) are fixedly connected with the bottom plate (416) through a hexagon socket head cap screw twelve (420), a nut two (421), a flat pad ten (47) and an elastic pad ten (48);
a sealing device assembly (430) is further installed at one end of the plexiglass background plate (41), the sealing device assembly (430) and the plexiglass background plate (41) are connected with each other through an installed joint (422),
a first O-ring outer diameter (423) is provided on the fitting (422),
the sealing device assembly (430) comprises an upper assembly and a lower assembly which are connected with each other through a hexagon socket countersunk head screw (429), and a second O-ring outer diameter (424) and a third O-ring outer diameter (425) are respectively arranged at one end of the upper assembly;
a flat pad thirteen (427) and an elastic pad thirteen (428) are fixedly arranged on the upper assembly through a socket head cap screw thirteen (426);
a fourteen socket head cap screw (431) and a gasket (432) are further arranged between the upper assembly and the lower assembly;
a left vertical plate (433) is further arranged on the organic glass background plate (41), and a right vertical plate (434) is arranged at the other end of the left vertical plate (433).
Further, a laser transmitter (51) is arranged on one side of the test assembly (1) and a laser receiver (52) is arranged on the other side of the test assembly (1).
Has the advantages that: compared with the prior art, the invention has the characteristics that: 1. the detection equipment has important significance for optimizing the nozzle design, improving the cooling uniformity and improving the quality of the casting blank. The spray water cooling effect detection system in the continuous casting process disclosed by the invention is simple to operate, stable in result, more close to the actual production, suitable for most nozzles, and capable of detecting pressure flow, water distribution, impact force and spray particle size. The spray particle size can reflect the atomization degree of cooling water, and has important significance on cooling process research; 2. the invention discloses that 2 nozzle mounting positions are arranged at the same time, and two sets of pipelines are provided, so that 2 continuous casting nozzles can be detected at the same time, the distance and the height can be adjusted by the control of a computer, the detection of the water distribution superposition condition of the double nozzles under the working condition is realized, the actual cooling effect of the double nozzles in the production is reflected more visually, and the invention has important significance for the cooling research of the superposition interference area of the double nozzles; 3. the invention discloses a method for controlling the moving speed and the moving distance of a water collecting pipe by recommending reasonable detection parameters (the moving distance, the moving speed and the moving starting point of the water collecting pipe) such as a nozzle design parameter, a detection height and the like and adopting a mode of controlling a servo motor by a computer; 4. the invention discloses a gas and water flow meter which can be directly set, and can also automatically regulate the gas and water flow by setting the gas pressure and the water pressure, wherein the gas and water pipelines are provided with check valves to eliminate the mutual influence of gas and water during the detection of an aerial fog nozzle, and flow meters are arranged at the connecting part of the nozzle and the pipelines, thereby being close to the actual production and improving the detection efficiency and precision. The water collecting pipe is made of transparent materials, the whole detection process can be monitored, the measurement error is eliminated, the detection precision is improved, and automatic drainage can be realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the detection platform of the present invention;
FIG. 2 is a side view of the test platform of the present invention;
FIG. 3 is a top view of the detection platform of the present invention;
FIG. 4 is a front view of the tubing and nozzle mounting assembly apparatus of the present invention;
FIG. 5 is a side view of the tubing and nozzle mounting assembly apparatus of the present invention;
FIG. 6 is a top view of the tubing and nozzle mounting assembly apparatus of the present invention;
FIG. 7 is a front view of the tubing and nozzle mounting assembly of the present invention;
FIG. 8 is a side view of the tubing and nozzle mounting assembly of the present invention;
FIG. 9 is a top view of the tubing and nozzle mounting assembly of the present invention;
FIG. 10 is a front view of the motion assembly of the present invention;
FIG. 11 is a side view of the motion assembly of the present invention;
FIG. 12 is a top view of the motion assembly of the present invention;
FIG. 13 is a front view of the water distribution assembly of the present invention;
FIG. 14 is a side view of the water distribution assembly of the present invention;
FIG. 15 is a bottom view of the water distribution assembly of the present invention;
FIG. 16 is a rear view of the water distribution assembly of the present invention;
FIG. 17 is a schematic illustration of the spray size detection position in the present invention;
in the figure, 1 is a testing component, 2 is a pipeline and nozzle mounting component device, 3 is a water distribution component, and 4 is a hitting force testing component;
11 is a pipeline and nozzle mounting component, 12 is a moving component, 13 is a first socket head cap screw, 14 is a first flat pad, 15 is a first elastic pad, 14-2 is a ninth flat pad, 15-2 is a ninth elastic pad, 16 is a ninth socket head cap screw, and 17 is a nut;
21 is a pressure gauge, 22 is a pipe clamp, 23 is a pressure sensor, 24 is a hexagon head flange bolt, 25 is a water channel, 26 is an air channel, 27 is an air-water channel mounting plate, 28 is a ball valve, 29 is a steel pipe, 210 is a quick connector, 211 is a hose, and 212 is a nozzle clamp;
31 is a rear end reinforcing plate of a corner speed reducer, 32 is a speed reducer reinforcing plate, 33 is a first transmission shaft, 34-1 is a first coupling, 35 is a corner double-shaft speed reducer, 36 is a mounting plate, 37 is a corner speed reducer, 38 is a first connecting plate, 39 is a tow chain mounting plate, 310 is an inner hexagon screw, 311 is a first proximity switch mounting plate, 312 is a tow chain, 313 is a groove aluminum mounting plate, 314 is a nozzle mounting plate, 315 is a proximity switch mounting plate, 316 is a proximity switch, 317 is a limiting block, 318 is an up-and-down motion linear guide rail assembly, 319 is a second inner hexagon screw, 320 is a second flat cushion, 321 is a second elastic cushion, 322 is a third inner hexagon screw, 323 is a third flat cushion, 324 is a third elastic cushion, 325 is a corner speed reducer mounting plate, 326 is a second transmission shaft, 34-2 is a second coupling, 327 is a first speed reducer reinforcing plate, 328 is a servo motor, 329 is a second speed reducer reinforcing plate, 330 is a second speed reducer mounting plate, 331 is a coupler, 332 is a fixed end of a trapezoidal screw rod, 333 is an anti-collision plate, 334 is a shock absorption block, 335 is a linear guide rail assembly, 336 is a right-handed trapezoidal screw rod, 337 is a reference side cushion block of the linear guide rail, 338 is channel aluminum, 339 is a screw rod support end mounting plate, 340 is a trapezoidal screw rod support end, 341 is a second connecting plate, 342 is a fourth socket head cap screw, 343 is a fourth elastic pad, 344 is a left-handed trapezoidal screw rod, 345 is a free side cushion block of the linear guide rail, 346 is a seventh socket head cap screw, 347 is an eighth socket head cap screw, 348 is a fifth socket head cap screw, 349 is a fifth flat pad, 350 is a fifth elastic pad, and 351 is a sixth socket head cap screw;
41 is a plexiglass background plate, 42 is an allen screw eleven, 43 is a flat washer eleven, 44 is an elastic washer eleven, 45 is an L-shaped mounting plate, 46 is an allen screw eleven, 47 is a flat washer eleven, 48 is an elastic washer eleven, 49 is an allen screw twelve, 410 is a cylinder mounting plate, 411 is a cylinder, 412 is a right L-shaped mounting plate, 413 is a glass tube, 414 is an upper support plate, 415 is a pressure plate, 416 is a bottom plate, 417 is a left L-shaped reinforcing plate, 418 is a reinforcing rib, 419 is an allen cap screw, 420 is an allen cap screw twelve, 421 is a nut two, 422 is a joint, 423 is a first O-ring outer diameter, 424 is a second O-ring outer diameter, 425 is a third O-ring outer diameter, 426 is an allen cap screw thirteen, 427 is a flat washer thirteen, 428 is an elastic washer thirteen, 429 is an allen cap screw countersunk head, 430 is a sealing device assembly, 431 is an allen cap screw fourteen, 432 is a gasket, 433 is a left side riser, 434 is a right riser;
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in the figure; the invention relates to a continuous casting nozzle detection test system,
the device comprises a testing component 1, a pipeline and nozzle mounting component device 2 arranged at the upper end of the testing component 1, and a water distribution component 3 arranged at the lower end of the testing component 1;
and a striking force testing component 4 is also arranged on the water quantity distribution component 3.
Further, the pipeline and nozzle mounting component device 2 comprises a moving component 12, and a pipeline and nozzle mounting component 11 is arranged at the upper end of the moving component 12;
a flat pad one 14 and an elastic pad one 15 are fixedly arranged between the moving assembly 12 and the pipeline and nozzle mounting assembly 11 through a socket head cap screw one 13.
Further, the pipeline and nozzle mounting assembly 11 comprises two pipelines, namely a water channel 25 and an air channel 26, and the two pipelines are fixedly connected through an installed air channel mounting plate 27;
a pressure gauge 21 is arranged at one end of the water channel 25 and the air channel 26, a pipe clamp 22 is arranged at the other end of the pressure gauge 21, a pressure sensor 23 is arranged at the other end of the pipe clamp 22, and a hexagon flange bolt 24 is arranged at the other end of the pressure sensor 23;
and nozzle mounting assemblies are arranged on the water path 25 and the air path 26 and comprise a ball valve 28, a steel pipe 29, a quick joint 210 and a hose 211 which are connected with each other.
Further, the moving assembly 12 includes two support rods, on which upper rods are installed, a mounting plate 36 is installed at an intermediate position between the upper rods,
a corner speed reducer rear end reinforcing plate 31 is arranged on the mounting plate 36, a speed reducer reinforcing plate 32 is arranged at the other end of the corner speed reducer rear end reinforcing plate 31, the speed reducer is reinforced, and a first transmission shaft 33 is arranged at the other end of the speed reducer reinforcing plate 32;
a first coupling 34-1 is arranged on the first transmission shaft 33, a corner double-shaft speed reducer 35 is arranged on the first coupling 34-1, and a corner speed reducer 37 is arranged at the other end of the first transmission shaft 33;
a first connecting plate 38 is installed at the lower end of the corner speed reducer 37, a drag chain installing plate 39 is installed at one end of the first connecting plate 38, a first proximity switch installing plate 311 is installed on the drag chain installing plate 39 through an installed socket head cap screw 310, a drag chain 312 is installed on the first proximity switch installing plate 311, and a channel aluminum installing plate 313 is installed on the drag chain 312;
a second flat pad 320 and a second elastic pad 321 are fixedly arranged between the mounting plate 36 and the upper rod through a second socket head cap screw 319;
a flat cushion III 323 and an elastic cushion III 324 are fixedly arranged on the upper rod at one end through a socket head cap screw III 322,
a corner speed reducer mounting plate 325 is arranged on the upper rod, a transmission shaft II 326 is arranged at one end of the corner speed reducer mounting plate 325, a coupling II 34-2 is arranged on the transmission shaft II 326, a servo motor 328 is arranged on the coupling II 34-2, a speed reducer reinforcing plate I327 and a speed reducer reinforcing plate II 329 are respectively arranged on the servo motor 328, and a speed reducer mounting plate II 330 is also arranged on the servo motor 328;
a coupling 331 is arranged on the other side of the second transmission shaft 326, and a trapezoidal screw fixing end 332 is arranged on one side of the coupling 331;
an anti-collision plate 333 is arranged on the upper rod at the other end and one end of the trapezoidal screw rod fixing end 332, and a damping block 334 is arranged on the anti-collision plate 333;
a linear guide rail assembly 335 is installed at the other end of the anti-collision plate 333, a right-handed trapezoidal screw 336 is installed at one end of the linear guide rail assembly 335, a linear guide rail reference side cushion block 337 is installed at the other end of the right-handed trapezoidal screw 336, and channel aluminum 338 is installed at the lower end of the linear guide rail reference side cushion block 337;
a lead screw supporting end mounting plate 339 is installed at one end of the channel aluminum 338, and a trapezoidal lead screw supporting end 340 is installed at one end of the lead screw supporting end mounting plate 339, which is close to the switch mounting plate 311.
Further, a linear guide rail free side cushion block 345 is installed at the lower side of the upper rod at the side connected with the corner speed reducer mounting plate 325, a left-handed trapezoidal screw 344 is installed at the inner side of the upper rod and the linear guide rail free side cushion block 345, and a spring cushion four 343 is installed at one end of the left-handed trapezoidal screw 344 through a hexagon socket head cap screw four 342;
a flat pad five 349 and an elastic pad five 350 are arranged between the upper rod and the linear guide rail free side cushion block 345 through an inner hexagon screw five 348, and an inner hexagon screw six 351 is further arranged on the upper rod, the flat pad five 349, the elastic pad five 350 and the linear guide rail free side cushion block 345 in a penetrating manner;
a hexagon socket head cap screw seven 346 is further arranged at the other end of the elastic cushion three 324 in a penetrating manner;
the mounting plate 36 is fixedly arranged on the upper rod through a penetrating inner hexagon screw eight 347.
Further, a vertical movement linear guide assembly 318 is installed on two of the support rods, a proximity switch mounting plate 315 is installed at the bottom end of the support rod on which the vertical movement linear guide assembly 318 is installed on one side, and a proximity switch 316 is installed on the proximity switch mounting plate 315;
a nozzle mounting plate 314 is arranged between the two support rods, a second connecting plate 341 is arranged at the joint of the nozzle mounting plate 314 and the support rods, and a limiting block 317 is further arranged at one end, penetrating through the second connecting plate 341, of the nozzle mounting plate 314;
the nozzle mounting plate 314 is provided with nine flat pads 14-1 and nine spring pads 15-2, and the nozzle mounting plate 314, the nine flat pads 14-2 and the nine spring pads 15-2 are fixedly connected with the nuts 17 through nine hexagon socket head cap screws 16;
a nozzle holder 212 is interposed at a middle position of the nozzle mounting plate 314.
Further, the water amount distribution member 3 includes a plexiglas background plate 41,
the two ends of one side of the organic glass background plate 41 are respectively provided with an L-shaped mounting plate 45,
a flat pad ten 47 and an elastic pad ten 48 are arranged on the L-shaped mounting plate 45 on one side in a penetrating way through a socket head cap screw ten 46;
one end of the L-shaped mounting plate 45 is transversely provided with an eleven flat pad 43 and an eleven elastic pad 44 by an eleven socket head cap screw 42,
a hexagon socket head cap screw twelve 49 longitudinally penetrates through the other end of the L-shaped mounting plate 45, the flat pad ten 47 and the elastic pad ten 48;
two ends of the other side of the organic glass background plate 41 are respectively provided with an air cylinder mounting plate 410, and the air cylinder mounting plate 410 and the organic glass background plate 41 are provided with an inner hexagon screw eleven 42 in a penetrating way;
a cylinder 411 is arranged on one side of the cylinder mounting plate 410, a hexagon socket head cap screw twelve 49 penetrates through the cylinder 411, and a right L-shaped mounting plate 412 is arranged on the other end of the cylinder 411;
an upper supporting plate 414 is arranged at one end of the L-shaped mounting plate 45 at the other side through a socket head cap screw ten 46 and an elastic pad ten 48,
a pressing plate 415 and a bottom plate 416 are installed on one side of the cylinder mounting plate 410 through an inner hexagon screw eleven 42 and an elastic washer eleven 44, and a left L-shaped reinforcing plate 417 is installed on the other end of the bottom plate 416;
reinforcing ribs 418 are arranged on the right L-shaped mounting plate 412 and the left L-shaped reinforcing plate 417;
the left L-shaped reinforcing plate 417 is fixed on the reinforcing rib 418 through an inner hexagonal low head screw 419 and an elastic cushion ten 48;
the space between the reinforcing rib 418 and the left L-shaped reinforcing plate 417 is fixedly connected with the bottom plate 416 through a hexagon socket head cap screw twelve 420, a nut two 421, a flat pad ten 47 and an elastic pad ten 48;
a sealing device assembly 430 is further installed at one end of the plexiglass background plate 41, the sealing device assembly 430 and the plexiglass background plate 41 are connected to each other by the installed joint 422,
a first O-ring outer diameter 423 is provided on the fitting 422,
the seal assembly 430 comprises an upper assembly and a lower assembly connected to each other by a socket head cap countersunk screw 429, with a second O-ring outside diameter 424 and a third O-ring outside diameter 425 disposed at one end of the upper assembly, respectively;
a flat pad thirteen 427 and an elastic pad thirteen 428 are fixedly arranged on the upper assembly through a socket head cap screw thirteen 426;
a fourteen socket head cap screw 431 and a gasket 432 are further arranged between the upper assembly and the lower assembly;
a left vertical plate 433 is further installed on the organic glass background plate 41, and a right vertical plate 434 is installed at the other end of the left vertical plate 433.
Further, a laser transmitter 51 is installed at one side of the test assembly 1, and a laser receiver 52 is installed at the other side of the test assembly 1.
Specifically, the invention provides a continuous casting nozzle detection test system, which adopts the following technical scheme: the system comprises a pump station device, a valve station device, a detection platform, a control system, system software and the like.
The pump station device provides water and compressed air required by detection; the device consists of a filter, a water pump, a frequency converter, an air compressor, a water storage tank, an air storage tank, a corresponding pipeline and a valve; the pump station is provided with a water tank, and the nozzles are used for circulating water during detection.
The valve station is formed by juxtaposing a plurality of groups of regulating pipelines which are segmented according to flow (different drift diameters), each regulating pipeline comprises an electromagnetic valve, a regulating valve, a flowmeter, a pressure sensor and corresponding pipeline elements, and the pressure and the flow required by nozzle detection can be obtained through the valve station; the water route adopts 3 current flow meter parallelly connected uses, and the gas circuit adopts 2 thermal flowmeter parallelly connected uses, and flow control adopts pneumatic control valve to adjust.
The detection platform mainly comprises a mechanical structure device, and comprises a detection platform frame, a nozzle installation and movement device, a water-air supply connecting pipe device, an air-water droplet hitting force detection device, a nozzle water distribution detection device, a spray particle size detection device and the like.
The nozzle mounting and adjusting platform comprises a horizontal moving mechanism for moving the nozzle in the horizontal direction and a vertical moving mechanism for moving the nozzle in the vertical direction; the nozzle mounting and adjusting platform is divided into a horizontal moving platform and a vertical moving platform which are respectively mounted on the horizontal moving mechanism and the vertical moving mechanism; one end of the vertical moving mechanism is fixed on the horizontal moving platform; the horizontal moving mechanism comprises a servo motor, a first transmission shaft and a linear guide rail; two sides of the servo motor are sequentially connected with the transmission shaft and the speed reducer, and the linear guide rails are positioned on two sides of the horizontal moving platform and used as support frames of the horizontal moving platform; the horizontal moving platform has two parts and has the same structure for detecting two nozzles simultaneously. The vertical moving mechanism comprises a servo motor, a transmission shaft II, a speed reducer and an up-and-down motion linear guide rail; two sides of the servo motor are sequentially connected with a second transmission shaft and a speed reducer; the vertical moving linear guide rails are positioned on two sides of the vertical moving platform and used as support frames of the vertical moving platform; the upper end of the up-and-down motion linear guide rail is fixed on the horizontal moving platform; the two ends of the linear guide rail, the servo motor and the transmission shaft are all fixed on the external frame; the nozzles are respectively connected with the water pipeline and the air pipeline and can be simultaneously connected with the two nozzles; the water pipeline and the air pipeline are provided with a water pressure gauge, a check valve and a quick cut-off valve, the check valve can eliminate the mutual influence of gas and water during detection, and the quick cut-off valve is a ball valve; the water pipeline and the air pipeline are arranged on the horizontal moving platform; and a U-shaped groove is formed in the vertical moving platform and used for fixing a clamp, and the clamp is used for fixing the nozzle.
The nozzle water distribution detection device comprises a plurality of water collecting pipes, a rotary baffle, a horizontal moving mechanism and a drainage mechanism, wherein the water collecting pipes are arranged side by side, the horizontal moving mechanism is used for the horizontal movement of the water collection platform, and the water collecting pipes are made of transparent materials, the pipe diameter is 10mm, and the pipe length is 300 mm; the image acquisition unit is used for acquiring water volume data in the plurality of water collecting pipes and transmitting the water volume data to the control unit; the air-water drop impact force detection device mainly comprises an impact force test assembly, wherein the assembly comprises an impact force probe, a horizontal transmission device and a servo motor, wherein the horizontal transmission device and the servo motor are connected with the impact force probe; the spray particle size detection device comprises an industrial personal computer, a laser receiver and a laser transmitter, wherein the laser transmitter and the laser receiver are positioned on two sides of the nozzle quantity distribution detection device, laser passes through the nozzle water mist and is collected by the laser receiver, and the industrial personal computer is connected with the control unit to control the laser transmitter to emit light and collect laser receiving signals.
The control unit adopts controller, digital quantity collection module and analog quantity collection module, and the stable performance, it is fast, can be fine satisfy the measurement and control requirement, link to each other with all servo motor signals and be used for controlling horizontal migration mechanism, vertical movement mechanism motion and the water spray volume and the jet-propelled volume of nozzle.
The system software mainly comprises nozzle detection software, a water distribution identification system and particle analyzer software.
Example (b): in one embodiment, if an aerosol nozzle of model HPZ2.0-70X30J3 is used in the secondary cooling section of a continuous casting machine, the performance characteristics are studied, and the specific operation steps are as follows:
1. selecting a proper nozzle clamp (an aerosol nozzle clamp is selected in the embodiment) according to the model of the nozzle to be detected, adjusting the height of the nozzle clamp to adjust the spraying height of the nozzle, and correctly installing the nozzle to ensure that the nozzle is watertight and airtight;
2. setting air flow and water flow through software or automatically adjusting the air flow and the water flow through an air pressure and water pressure system (in the embodiment, the water pressure and the air pressure are both set to be 0.2MPa, and the water flow and the air flow are automatically adjusted by the system); the water flow, the air flow, the water pressure and the air pressure can also be adjusted by manually adjusting the water pump, the flowmeter, the valve and the input quantity;
3. inputting the design parameters of the nozzle, the detection conditions such as the detection height and the like, recommending reasonable detection parameters (the movement distance, the movement speed and the movement starting point of the water collecting pipe) by software, setting the movement distance to be 240mm and the movement speed to be 2mm/s in the embodiment, and controlling the movement of the water collecting pipe by adopting a computer control mode by selecting recommended parameters or manual setting by an operator;
4. the water collecting pipe is made of transparent materials, the detection process can be monitored in the whole process, pre-detection is carried out before collection so as to avoid the influence of capillary phenomenon on the detection result, and the height of a small ball arranged in the water collecting pipe represents the collected water amount;
5. after the collection is finished, the image collection unit is used for collecting water volume data of the water collection pipes and transmitting the water volume data to the control unit, the software obtains water distribution data through identification, data smaller than 1/10 of the highest water column height is removed from the obtained data, and the injection angle can be obtained through trigonometric function calculation and is issued in a detection report;
6. starting the laser emitter, carrying out granularity test, and issuing a granularity test result by software after 10 times of data collection and arrangement.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (8)
1. A continuous casting nozzle detection test system is characterized in that,
the device comprises a testing component (1), a pipeline and nozzle mounting component device (2) is arranged at the upper end of the testing component (1), and a water distribution component (3) is arranged at the lower end of the testing component (1);
and a hitting force testing component (4) is also arranged on the water quantity distribution component (3).
2. The inspection and testing system for a continuous casting nozzle according to claim 1,
the pipeline and nozzle mounting component device (2) comprises a moving component (12), and a pipeline and nozzle mounting component (11) is arranged at the upper end of the moving component (12);
a flat pad I (14) and an elastic pad I (15) are fixedly arranged between the moving assembly (12) and the pipeline and nozzle mounting assembly (11) through a socket head cap screw I (13).
3. The inspection and testing system for a continuous casting nozzle according to claim 2,
the pipeline and nozzle mounting assembly (11) comprises a water channel (25) and an air channel (26), and the two pipelines are fixedly connected through an installed air-water channel mounting plate (27);
a pressure gauge (21) is arranged at one end of the water channel (25) and one end of the air channel (26), a pipe clamp (22) is arranged at the other end of the pressure gauge (21), a pressure sensor (23) is arranged at the other end of the pipe clamp (22), and a hexagon flange bolt (24) is arranged at the other end of the pressure sensor (23);
and nozzle mounting assemblies are further arranged on the water path (25) and the air path (26), and each nozzle mounting assembly comprises a ball valve (28), a steel pipe (29), a quick joint (210) and a hose (211) which are connected with each other.
4. The inspection and testing system for a continuous casting nozzle according to claim 2,
the motion assembly (12) comprises two support rods, upper rods are arranged on the two support rods, a mounting plate (36) is arranged in the middle position between the upper rods,
a corner speed reducer rear end reinforcing plate (31) is arranged on the mounting plate (36), a speed reducer reinforcing plate (32) is arranged at the other end of the corner speed reducer rear end reinforcing plate (31), and a first transmission shaft (33) is arranged at the other end of the speed reducer reinforcing plate (32);
a first coupling (34-1) is arranged on the first transmission shaft (33), a corner double-shaft speed reducer (35) is arranged on the first coupling (34-1), and a corner speed reducer (37) is arranged at the other end of the first transmission shaft (33);
a first connecting plate (38) is arranged at the lower end of the corner speed reducer (37), a first towing chain mounting plate (39) is arranged at one end of the first connecting plate (38), a first proximity switch mounting plate (311) is arranged on the first towing chain mounting plate (39) through an arranged inner hexagon screw (310), a towing chain (312) is arranged on the first proximity switch mounting plate (311), and a channel aluminum mounting plate (313) is arranged on the towing chain (312);
a second flat pad (320) and a second elastic pad (321) are fixedly arranged between the mounting plate (36) and the upper rod through a second socket head cap screw (319);
a flat cushion III (323) and a spring cushion III (324) are fixedly arranged on the upper rod at one end through a socket head cap screw III (322),
a corner speed reducer mounting plate (325) is arranged on the upper rod, a transmission shaft II (326) is arranged at one end of the corner speed reducer mounting plate (325), a coupling II (34-2) is arranged on the transmission shaft II (326), a servo motor (328) is arranged on the coupling II (34-2), a speed reducer reinforcing plate I (327) and a speed reducer reinforcing plate II (329) are respectively arranged on the servo motor (328), and a speed reducer mounting plate II (330) is also arranged on the servo motor (328);
a coupler (331) is arranged on the other side of the second transmission shaft (326), and a trapezoidal screw fixing end (332) is arranged on one side of the coupler (331);
an anti-collision plate (333) is arranged on the upper rod at the other end and one end of the trapezoidal screw rod fixing end (332), and a damping block (334) is arranged on the anti-collision plate (333);
a linear guide rail assembly (335) is arranged at the other end of the anti-collision plate (333), a right-handed trapezoidal screw rod (336) is arranged at one end of the linear guide rail assembly (335), a linear guide rail reference side cushion block (337) is arranged at the other end of the right-handed trapezoidal screw rod (336), and channel aluminum (338) is arranged at the lower end of the linear guide rail reference side cushion block (337);
a screw rod supporting end mounting plate (339) is arranged at one end of the groove aluminum (338), and a trapezoidal screw rod supporting end (340) is arranged at one end of the screw rod supporting end mounting plate (339) and close to the switch mounting plate (311).
5. The inspection and testing system for a continuous casting nozzle according to claim 4,
a linear guide rail free side cushion block (345) is arranged on the lower side of an upper rod on one side connected with the corner speed reducer mounting plate (325), a left-handed trapezoidal screw rod (344) is arranged on the inner side of the upper rod and the linear guide rail free side cushion block (345), and a spring cushion four (343) is arranged at one end of the left-handed trapezoidal screw rod (344) through a hexagon socket head cap screw four (342);
a flat pad five (349) and an elastic pad five (350) are arranged between the upper rod and the linear guide rail free side cushion block (345) through a socket head cap screw five (348), and a socket head cap screw six (351) is arranged on the upper rod, the flat pad five (349), the elastic pad five (350) and the linear guide rail free side cushion block (345) in a penetrating manner;
a hexagon socket head cap screw seven (346) is further arranged at the other end of the elastic cushion three (324) in a penetrating mode;
the mounting plate (36) is fixedly arranged on the upper rod through a penetrating inner hexagon screw eight (347).
6. The inspection and testing system for a continuous casting nozzle according to claim 2,
a vertical motion linear guide rail assembly (318) is arranged on the two support rods, a proximity switch mounting plate (315) is arranged at the bottom end of the support rod of which one side is provided with the vertical motion linear guide rail assembly (318), and a proximity switch (316) is arranged on the proximity switch mounting plate (315);
a nozzle mounting plate (314) is arranged between the two support rods, a second connecting plate (341) is arranged at the joint of the nozzle mounting plate (314) and the support rods, and a limiting block (317) is also arranged at one end, penetrating through the second connecting plate (341), of the nozzle mounting plate (314);
a flat pad nine (14-1) and an elastic pad nine (15-2) are arranged on the nozzle mounting plate (314), and the nozzle mounting plate (314), the flat pad nine (14-2) and the elastic pad nine (15-2) are fixedly connected with a nut (17) through a hexagon socket head cap screw nine (16);
a nozzle clamp (212) is clamped in the middle of the nozzle mounting plate (314).
7. The inspection and testing system for a continuous casting nozzle according to claim 1,
the water quantity distribution component (3) comprises an organic glass background plate (41),
l-shaped mounting plates (45) are respectively arranged at two ends of one side of the organic glass background plate (41),
a flat pad ten (47) and an elastic pad ten (48) are arranged on the L-shaped mounting plate (45) on one side in a penetrating way through a socket head cap screw ten (46);
one end of the L-shaped mounting plate (45) is transversely provided with an eleven flat pad (43) and an eleven elastic pad (44) by an eleven socket head cap screw (42),
a hexagon socket head cap screw twelve (49) longitudinally penetrates through the other end of the L-shaped mounting plate (45), the flat pad ten (47) and the elastic pad ten (48);
the two ends of the other side of the organic glass background plate (41) are respectively provided with an air cylinder mounting plate (410), and an eleventh socket head cap screw (42) penetrates through the air cylinder mounting plate (410) and the organic glass background plate (41);
a cylinder (411) is arranged on one side of the cylinder mounting plate (410), a hexagon socket head cap screw twelve (49) penetrates through the cylinder (411), and a right L-shaped mounting plate (412) is arranged at the other end of the cylinder (411);
an upper supporting plate (414) is arranged at one end of the L-shaped mounting plate (45) at the other side through a hexagon socket head cap screw (46) and an elastic pad (48),
a pressure plate (415) and a bottom plate (416) are arranged on one side of the cylinder mounting plate (410) through an inner hexagon screw eleven (42) and an elastic pad eleven (44), and a left L-shaped reinforcing plate (417) is arranged at the other end of the bottom plate (416);
reinforcing ribs (418) are arranged on the right L-shaped mounting plate (412) and the left L-shaped reinforcing plate (417);
the left L-shaped reinforcing plate (417) is fixed on the reinforcing rib (418) through a hexagon socket low-head screw (419) and a spring washer ten (48);
the reinforcing rib (418) and the left L-shaped reinforcing plate (417) are fixedly connected with the bottom plate (416) through a hexagon socket head cap screw twelve (420), a nut two (421), a flat pad ten (47) and an elastic pad ten (48);
a sealing device assembly (430) is further installed at one end of the plexiglass background plate (41), the sealing device assembly (430) and the plexiglass background plate (41) are connected with each other through an installed joint (422),
a first O-ring outer diameter (423) is provided on the fitting (422),
the sealing device assembly (430) comprises an upper assembly and a lower assembly which are connected with each other through a hexagon socket countersunk head screw (429), and a second O-ring outer diameter (424) and a third O-ring outer diameter (425) are respectively arranged at one end of the upper assembly;
a flat pad thirteen (427) and an elastic pad thirteen (428) are fixedly arranged on the upper assembly through a socket head cap screw thirteen (426);
a fourteen socket head cap screw (431) and a gasket (432) are further arranged between the upper assembly and the lower assembly;
a left vertical plate (433) is further arranged on the organic glass background plate (41), and a right vertical plate (434) is arranged at the other end of the left vertical plate (433).
8. The inspection and testing system for the continuous casting nozzle according to claim 1,
a laser transmitter (51) is arranged on one side of the test assembly (1) and a laser receiver (52) is arranged on the other side of the test assembly (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210172761.XA CN114646459A (en) | 2022-02-24 | 2022-02-24 | Continuous casting nozzle detection test system |
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| CN202210172761.XA CN114646459A (en) | 2022-02-24 | 2022-02-24 | Continuous casting nozzle detection test system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115446277A (en) * | 2022-08-05 | 2022-12-09 | 河钢乐亭钢铁有限公司 | Slab sector spraying off-line detection device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446277A (en) * | 2022-08-05 | 2022-12-09 | 河钢乐亭钢铁有限公司 | Slab sector spraying off-line detection device and method |
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