CN114371220A - Continuous casting roll system fatigue strength detection device and method - Google Patents
Continuous casting roll system fatigue strength detection device and method Download PDFInfo
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Abstract
The invention relates to the technical field of ultrasonic flaw detection, and provides a device and a method for detecting the fatigue strength of a continuous casting roller system, which comprises a workbench, a feeding assembly and a driving assembly, wherein the workbench is provided with a cleaning station and a detection station, the feeding assembly is arranged on the workbench and used for providing roller materials for the workbench, the cleaning assembly is arranged on the workbench and positioned above the cleaning station, the driving assembly is arranged on the workbench and positioned above the detection station and comprises a slide rail, the slide rail is arranged on the workbench and is divided into two sections, the two sections of slide rail are respectively arranged along the axial direction and the radial direction of a roller, the moving frame and the moving frame are respectively arranged on the two sections of slide rail in a sliding manner, and an ultrasonic probe are arranged on the moving frame, thereby influencing the detection accuracy and simultaneously having lower manual operation efficiency.
Description
Technical Field
The invention relates to the technical field of flaw detection, in particular to a device and a method for detecting fatigue strength of a continuous casting roll system.
Background
The prior art detects cracks or defects within a metallic material or component. The commonly used flaw detection methods include X-ray flaw detection, ultrasonic flaw detection, magnetic powder flaw detection, dye flaw detection, eddy current flaw detection, gamma-ray flaw detection and the like. Physical inspection is nondestructive inspection without chemical change.
The nondestructive inspection is to detect whether there is a defect or non-uniformity in an object to be inspected by using the characteristics of a substance such as sound, light, magnetism and electricity without damaging or affecting the use performance of the object to be inspected, and give information such as the size, position, property and quantity of the defect.
In the prior art, for the flaw detection of some metal materials, most of the flaw detection adopts dye-based flaw detection or ultrasonic flaw detection, wherein the dye-based flaw detection is mostly used for detecting whether a wound exists on the surface of a product, and a crack often spreads from the inside to the outside in the using process of the product, so the dye-based flaw detection is not applicable under the condition, more of the flaw detection adopts ultrasonic flaw detection.
Disclosure of Invention
The invention provides a device and a method for detecting fatigue strength of a continuous casting roller system, which solve the problems that in the prior art, due to the influence of the process structure of a roller, a process annular groove is formed in the side surface of the roller, the detection of ultrasonic waves on the roller is influenced by the occurrence of the annular groove, the ultrasonic wave detection can only be performed on one medium, the propagation of the ultrasonic waves is influenced by the occurrence of the annular groove, and meanwhile, the conventional ultrasonic wave detection needs certain qualification of an operator and has lower manual operation efficiency.
The technical scheme of the invention is as follows:
the fatigue strength detecting device for continuous casting roll system includes,
a workbench which is provided with a cleaning station and a detection station,
a feeding assembly arranged on the workbench and used for providing roller materials for the workbench,
the cleaning assembly is arranged on the workbench and is positioned above the cleaning station,
a driving component arranged on the workbench and positioned above the detection station, comprising,
the slide rail is arranged on the workbench and is divided into two sections which are respectively arranged along the axial direction and the radial direction of the roller,
two moving frames which are respectively arranged on the two sections of the slide rails in a sliding way,
an ultrasonic probe disposed on the moving frame,
the driving assembly is used for driving the ultrasonic probe to be close to the roller and driving the ultrasonic probe to move.
As a further technical proposal, the worktable is provided with an opening, the feeding component comprises,
the support plates are provided with a plurality of arc grooves, the diameter of the arc surface of each arc groove is consistent with that of the roller, the number of the support plates is two,
the connecting rod is positioned between the other two supporting plates, two ends of the connecting rod are respectively connected with the two supporting plates,
the dwang, dwang one end is radially rotated along self and is set up on the workstation, the other end with the backup pad is articulated, the dwang is two at least.
As a further technical scheme, the feeding frame is provided with a feeding station, one end of the feeding frame, which is close to the workbench, is lower than the other end of the feeding frame,
the support plates are arranged on the feeding frame, the number of the support plates is two, the rollers are positioned on the support plates,
the stop block is arranged on the support plate and is positioned at one end of the support plate close to the workbench, the stop block and the support plate form the feeding station,
the material blocking plate is rotatably arranged on the material loading frame and located between the two support plates, and is provided with a plurality of shifting pieces which are used for clamping the roller.
As a further technical proposal, the sweeping component comprises,
the mounting plate is arranged on the workbench in a swinging manner,
a plurality of atomizing spray heads are arranged on the mounting plate and are arranged in sequence along the length direction of the mounting plate,
the brush board, the brush board sets up on the mounting panel, with atomizer sets up mutually.
As a further technical solution, the moving frame includes,
a mounting seat, wherein the mounting seat is provided with a roller which is used for sliding on the slide rail,
the telescopic rod is arranged on the mounting seat, the telescopic rod movable rod is provided with a round hole,
the sliding rod is arranged in the round hole in a sliding manner, the ultrasonic probe is arranged on the sliding rod,
the elastic piece is positioned in the round hole, and two action ends of the elastic piece respectively act on the bottom of the round hole and the slide rod and are used for providing force for keeping the slide rod away from the round hole.
As a further technical solution, the flow dividing assembly comprises,
the splitter plate is arranged on the workbench in a sliding manner,
the baffle is arranged on the flow distribution plate in a swinging manner,
the four transmission belts are arranged on the workbench and positioned on one side, away from the driving assembly, of the shunting assembly.
As a further technical scheme, the code spraying device is arranged on the workbench in a sliding mode and is used for spraying codes on the surface of the roller,
the signal emitter is arranged on the sliding rod and positioned on one side of the sliding rod,
an operation table, the operation table comprising,
an information processing module to which the signal transmitter transmits roller inspection information,
the three-dimensional imaging module is connected with the information processing module and simulates the flaw detection condition in the roller,
and the display module is communicated with the three-dimensional imaging module and is used for displaying the roller information.
A method for detecting the fatigue strength of a continuous casting roll system comprises the following steps,
s1, before ultrasonic detection, the roller needs to be preliminarily processed, when the roller surface has pitting corrosion, the roller surface needs to be roughly turned and reduced,
s2, after the surface of the roller is not corroded by points or the diameter reduction is finished, the roller is placed on a conveyor belt, the roller is cleaned and sprayed with oil through a continuous casting roller system fatigue strength detection device to carry out flaw detection,
s3, judging the roller as qualified if no pitting phenomenon is found on the surface of the roller, detecting a wound if no abnormality is found in the flaw detection, judging the roller as a secondary to-be-processed state if the wound is within 5mm from the surface of the roller and the wound can be partially removed by reducing treatment, judging the roller as a unqualified state if the wound is not within 5mm from the surface of the roller and the wound can not be partially removed by reducing treatment, judging the roller as a primary to-be-processed state if the pitting phenomenon is found on the surface of the roller, roughly turning the roller, judging the roller as unqualified if no abnormality is found in the flaw detection, and judging the roller as unqualified if the flaw detection is found on the roller,
s4, after the roller flaw detection is finished, the code spraying device sprays code marks to the rollers in different detection states, a signal emitter emits roller information to the information processing module,
and S5, after the code spraying is finished, the rollers are driven to the splitter plate by the feeding assembly, and the splitter plate prevents the rollers from being arranged on the corresponding transmission belts according to different states of the rollers.
As a further technical solution, in step S5, the status mark is a first-stage to-be-processed roller, and after the surfacing and diameter-increasing and finish turning processes are performed on the roller manually, the roller is detected by a continuous casting roller system fatigue strength detection device, the status mark is a second-stage to-be-processed roller, the diameter-reducing and rough turning processes need to be performed on the roller manually, and after the rough turning and rough finishing, the roller is detected by the continuous casting roller system fatigue strength detection device.
The working principle and the beneficial effects of the invention are as follows:
in the prior art, for the flaw detection of some metal materials, most of the flaw detection adopts dye-based flaw detection or ultrasonic flaw detection, wherein the dye-based flaw detection is mostly used for detecting whether a wound exists on the surface of a product, and a crack often spreads from the inside to the outside in the using process of the product, so the dye-based flaw detection is not applicable under the condition, more of the flaw detection adopts ultrasonic flaw detection.
In this embodiment, in order to solve the problems existing in the background art in the prior art, a device for detecting fatigue strength of a continuous casting roll system is specially provided, which includes a workbench, a feeding assembly, a cleaning assembly and a driving assembly, wherein the workbench is a carrier for detecting a roll and plays a role of supporting parts thereon, the feeding assembly can provide roll materials for a cleaning station and a detection station on the workbench, and the cleaning assembly can perform functions of cleaning and spraying oil on the roll, wherein the roll needs to clean impurities on the surface before flaw detection, so as to prevent the impurities from affecting the flaw detection result, and the oil is sprayed on the surface of the roll because an ultrasonic probe can contact the surface of the roll during flaw detection, in order to reduce friction force, a layer of oil film needs to be sprayed on the surface of the roll, the driving assembly is used for driving the ultrasonic probe to move, and the driving assembly includes a sliding rail and a moving frame, wherein the slide rail sets up on the workstation, plays the effect for removing the frame direction, and the moving frame slides on the slide rail and can drives ultrasonic probe and carry out the roller and detect a flaw, and ultrasonic probe produces the ultrasonic wave and is close to on the rod surface, can know the inside tissue condition of roller through the change of wavelength, through the setting of above-mentioned spare part, can replace manual operation, realizes automaticly, and the efficiency that the rod was detected a flaw promotes by a wide margin.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a first schematic view of a three-dimensional structure of a worktable according to the present invention;
FIG. 4 is a schematic diagram of a three-dimensional structure of a second working platform according to the present invention;
FIG. 5 is a schematic cross-sectional view of a stage according to the present invention;
FIG. 6 is a schematic cross-sectional view of the movable frame of the present invention;
FIG. 7 is a flow chart of the roller inspection process of the present invention;
in the figure: 1. the device comprises a workbench, 2, a cleaning station, 3, a detection station, 4, a feeding assembly, 5, a cleaning assembly, 6, a driving assembly, 7, a sliding rail, 8, a moving frame, 9, an ultrasonic probe, 10, an opening, 11, a supporting plate, 12, an arc groove, 13, a connecting rod, 14, a rotating rod, 15, a feeding frame, 16, a supporting plate, 17, a stop dog, 18, a material blocking plate, 19, a shifting plate, 20, a mounting plate, 21, an atomizing nozzle, 22, a brush plate, 23, a mounting seat, 24, a telescopic rod, 25, a sliding rod, 26, an elastic part, 27, a distributing assembly, 28, a distributing plate, 29, a baffle plate, 30, a driving belt, 31, a code spraying device, 32, a signal emitter, 33, an operation table, 34, an information processing module, 35, a three-dimensional imaging module, 36 and a display module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 7, the present embodiment proposes a fatigue strength detecting device for a continuous casting roll system, comprising,
a workbench 1, wherein the workbench 1 is provided with a cleaning station 2 and a detection station 3,
a feeding component 4, wherein the feeding component 4 is arranged on the workbench 1 and is used for providing roller materials for the workbench 1,
a cleaning assembly 5, the cleaning assembly 5 is arranged on the workbench 1 and is positioned above the cleaning station 2, a driving assembly 6 is arranged on the workbench 1 and is positioned above the detection station 3, the cleaning assembly comprises,
the slide rail 7 is arranged on the workbench 1, the slide rail 7 is divided into two sections, the two sections of slide rails 7 are respectively arranged along the axial direction and the radial direction of the roller,
two moving frames 8 are arranged on the two sections of the slide rails 7 in a sliding manner,
an ultrasonic probe 9, wherein the ultrasonic probe 9 is arranged on the movable frame 8,
the driving component 6 is used for driving the ultrasonic probe 9 to approach the roller and driving the ultrasonic probe 9 to move.
In the prior art, for the flaw detection of some metal materials, most of the flaw detection adopts dye-based flaw detection or ultrasonic flaw detection, wherein the dye-based flaw detection is mostly used for detecting whether a wound exists on the surface of a product, and a crack often spreads from the inside to the outside in the using process of the product, so the dye-based flaw detection is not applicable under the condition, more of the flaw detection adopts ultrasonic flaw detection.
In this embodiment, in order to solve the problems existing in the background art in the prior art, a device for detecting fatigue strength of a continuous casting roll system is specially provided, which includes a work table 1, a feeding assembly 4, a cleaning assembly 5 and a driving assembly 6, wherein the work table 1 is a carrier for roll detection and plays a role of supporting parts thereon, the feeding assembly 4 can be used for providing roll materials for a cleaning station 2 and a detection station 3 on the work table 1, and the cleaning assembly 5 can be used for cleaning and spraying oil on a roll, wherein the roll needs to clean impurities on the surface before flaw detection, so as to prevent the impurities from affecting the flaw detection result, and the oil is sprayed on the surface of the roll because an ultrasonic probe 9 can contact with the surface of the roll during flaw detection, and in order to reduce friction force, a layer of oil film needs to be sprayed on the surface of the roll, and the driving assembly 6 is used for driving the ultrasonic probe 9 to move, drive assembly 6 is including slide rail 7 and removal frame 8, wherein slide rail 7 sets up on workstation 1, play the effect for removing 8 direction of frame, it can drive ultrasonic probe 9 and carry out the roller and detect a flaw to remove frame 8 on slide rail 7, ultrasonic probe 9 produces the ultrasonic wave and is close to on the rod surface, can know the inside tissue condition of roller through the change of wavelength, setting through above-mentioned spare part, can replace manual operation, realize automaticly, the efficiency that the rod detected a flaw promotes by a wide margin.
Further, the working table 1 has an opening 10, and the feeding assembly 4 includes,
the supporting plate 11 is provided with a plurality of arc grooves 12, the diameter of the arc surface of each arc groove 12 is consistent with that of each roller, the number of the supporting plates 11 is two,
a connecting rod 13, wherein the connecting rod 13 is positioned between the other two support plates 11, two ends of the connecting rod 13 are respectively connected with the two support plates 11,
dwang 14, dwang 14 one end is radially rotated along self and is set up on the workstation 1, the other end with backup pad 11 is articulated, dwang 14 is two at least.
In this embodiment, in order to realize the function of loading the working table 1, an opening 10 is specially arranged on the working table 1, and the loading assembly 4 is provided with a supporting plate 11, a connecting rod 13 and a rotating rod 14, wherein the supporting plate 11 has an arc-shaped groove which can play a role of supporting and fixing a roller, and the supporting plate 11 eccentrically swings around the rotating rod 14, so that the roller can be placed on the cleaning station 2 and the detection station 3 in the process of eccentric swinging, the connecting rod 13 plays a role of connecting the two supporting plates 11 to strengthen the supporting strength of the supporting plate 11, the rotating rod 14 plays a role of driving the supporting plate 11 to eccentrically rotate, wherein in order to send the roller to the cleaning station 2 and the detection station 3, the maximum swinging height of the supporting plate 11 must be required to exceed the surface of the working table 1, so that the opening 10 is arranged on the working table 1, and the supporting plate 11 is also eccentrically swung in order to facilitate the roller swinging, through the setting of material loading subassembly 4, can realize the function of workstation 1 material loading.
Further, the feeding frame 15 is provided with a feeding station, one end of the feeding frame 15 close to the workbench 1 is lower than the other end of the feeding frame 15,
a support plate 16, wherein the support plate 16 is arranged on the feeding frame 15, the number of the support plates 16 is two, the rollers are positioned on the support plate 16,
the stop block 17 is arranged on the support plate 16 and is positioned at one end of the support plate 16 close to the workbench 1, the stop block 17 and the support plate 16 form the feeding station,
the material blocking disc 18 is rotatably arranged on the material loading frame 15 and is positioned between the two support plates 16, the material blocking disc 18 is provided with a plurality of shifting pieces 19, and the shifting pieces 19 are used for clamping the roller.
Since the rollers need to be conveyed one by one when the feeding assembly 4 feeds, the rollers need to be sequentially supported, in order to achieve the effect of material blocking and flow limiting, a feeding frame 15, a supporting plate 16, a stop block 17 and a material blocking plate 18 are specially arranged in the embodiment, wherein the feeding frame 15 is obliquely arranged to facilitate the rollers to roll under the action of gravity, two supporting plates 16 are arranged to support the rollers, the stop block 17 is used for preventing the rollers from falling under the feeding frame 15 when rolling and has the effect of limiting the rollers, the material blocking plate 18 can play the role of blocking and limiting the rollers through a shifting sheet 19 arranged on the material blocking plate 18, the rollers on one side of the material blocking plate 18 are shifted to the other side after the material blocking plate 18 rotates, the rollers roll along the supporting plate 16 to reach a feeding station, the feeding station refers to the position of the rollers on the supporting plate 16 and are blocked by the stop block 17, and the rollers can be conveyed one by one during feeding through the intermittent motion of the material blocking disc 18.
Further, the sweeping assembly 5 includes,
a mounting plate 20, wherein the mounting plate 20 is arranged on the workbench 1 in a swinging way,
a plurality of atomizing spray heads 21 are arranged on the mounting plate 20, and the atomizing spray heads 21 are arranged along the length direction of the mounting plate 20 in sequence,
and the brush plate 22 is arranged on the mounting plate 20, and the brush plate 22 is arranged opposite to the atomizing spray head 21.
In order to clean the roller before flaw detection, the cleaning assembly 5 is specially arranged in the embodiment, wherein the cleaning assembly 5 comprises a mounting plate 20, an atomizing spray head 21 and a brush plate 22, wherein the mounting plate 20 plays a role of supporting the atomizing nozzle 21 and the brush plate 22, the atomizing nozzle 21 can spray oil mist to form an oil film on the surface of the roller and reduce the friction force between the ultrasonic probe 9 and the roller during subsequent flaw detection, the brush plate 22 can realize that when the roller rotates, the impurities on the surface of the roller are cleaned, the ultrasonic probe 9 is not influenced during flaw detection, wherein the mounting plate 20 is arranged on the workbench 1 in a swinging way, the atomizing nozzle 21 and the brush plate 22 are respectively positioned at two sides of the mounting plate 20, the swing of the mounting plate 20 can realize the conversion between oil spraying and cleaning, and the arrangement of the parts can realize the cleaning and oil spraying treatment of the roller before flaw detection.
Further, the moving frame 8 includes, in a state,
a mounting seat 23 having a roller thereon for sliding on the slide rail 7,
the telescopic rod 24 is arranged on the mounting seat, the movable rod of the telescopic rod 24 is provided with a round hole and a sliding rod 25, the sliding rod 25 is arranged in the round hole in a sliding manner, the ultrasonic probe 9 is arranged on the sliding rod 25,
and the elastic piece 26 is positioned in the round hole, and two action ends of the elastic piece 26 respectively act on the bottom of the round hole and the sliding rod 25 and are used for providing a force for keeping the sliding rod 25 away from the round hole.
In this embodiment, in order to protect the ultrasonic probe 9, the movable frame 8 is specially provided with a mounting seat 23, a telescopic rod 24, a sliding rod 25 and an elastic member 26, wherein the mounting seat 23 plays a role of supporting the telescopic rod 24 and driving the telescopic rod 24 to move, the mounting seat 23 is provided with a roller which can realize a function of moving along the sliding rail 7, the telescopic rod 24 can drive the ultrasonic probe 9 to approach the roller, meanwhile, a movable rod of the telescopic rod 24 is provided with a circular hole, the sliding rod 25 can slide in the sliding hole, the elastic member 26 plays a role of providing a force for the sliding rod 25 to get away from the circular hole, the ultrasonic probe 9 is arranged on the sliding rod 25, such arrangement is that the ultrasonic probe 9 clings to the surface of the roller to increase a protection stroke, after the ultrasonic probe 9 clings to the roller, the telescopic rod 24 can continuously move for a stroke without damaging the ultrasonic probe 9, and the arrangement of the spring can enable the ultrasonic probe 9 to have a certain pressing force on the surface of the roller, the test accuracy is guaranteed.
Further, the flow diversion assembly 27 includes,
a splitter plate 28, wherein the splitter plate 28 is arranged on the workbench 1 in a sliding way,
a baffle plate 29, wherein the baffle plate 29 is arranged on the splitter plate 28 in a swinging way,
four transmission belts 30 are arranged on the workbench 1 and are positioned on one side of the shunting assembly 27 far away from the driving assembly 6.
In this embodiment, in order to classify the rollers after completing the flaw detection, a flow dividing assembly 27 is specially provided, the flow dividing assembly 27 includes a flow dividing plate 28, a baffle plate 29 and a transmission belt 30, wherein the flow dividing plate 28 is slidably disposed on the workbench 1, the rollers fall onto the flow dividing plate 28 after completing the flaw detection and are driven by the flow dividing plate 28 to move, the baffle plate 29 is disposed on the flow dividing plate 28 and can limit the rollers to prevent the rollers from falling off the flow dividing plate 28, the transmission belt 30 can function as a transmission roller, the transmission belt 30 has four rollers corresponding to four states after the flaw detection, including qualified rollers, first-stage rollers to be processed, second-stage rollers to be processed and unqualified rollers, wherein the qualified rollers are rollers which have not been subjected to rough turning diameter reduction treatment before the flaw detection and have been subjected to diameter reduction treatment before the flaw detection and are qualified rollers after flaw detection, the unqualified rollers are subjected to diameter reduction treatment before flaw detection, and unqualified rollers are subjected to flaw detection, and the secondary rollers to be processed are unqualified rollers which are not subjected to diameter reduction treatment before flaw detection. The four transmission pairs respectively correspond to four different rollers, wherein the splitter plate 28 has an inclination, the rollers fall onto the splitter plate 28 and are limited by the baffle plate 29, when the splitter plate 28 moves to the position corresponding to the conveyor belt, the baffle plate 29 swings to remove the limitation, and the rollers roll into the corresponding conveyor belt 30.
Further, a code spraying device 31 is slidably arranged on the workbench 1 and is used for spraying codes on the surface of the roller,
a signal emitter 32, wherein the signal emitter 32 is arranged on the slide bar 25 and is positioned at one side of the slide bar 25,
a console 33, said console 33 comprising,
an information processing module 34, the signal transmitter 32 sends roller inspection information to the information processing module 34,
a three-dimensional imaging module 35, wherein the three-dimensional imaging module 35 is connected with the information processing module 34, the three-dimensional imaging module 35 simulates the internal flaw detection condition of the roller,
a display module 36, said display module 36 being in communication with said three-dimensional imaging module 35 for displaying roller information.
In this embodiment, in order to achieve simplification of ultrasonic flaw detection, the ultrasonic flaw detection device is specially provided with a code spraying device 31, a signal emitter 32 and an operation console 33, the code spraying device 31 is arranged to mark a corresponding state for a stick, so that processing by an operator is facilitated, the operation console 33 includes an information processing module 34, a three-dimensional imaging module 35 and a display module 36, the information processing module 34 receives and processes a signal fed back by the signal emitter 32, and simulates a current state of a roller through the three-dimensional imaging module 35, and the display module 36 plays a role in imaging display. Through the arrangement of the parts, the flaw detection condition of the roller can be known and operated without the operation of professional operators.
A method for detecting the fatigue strength of a continuous casting roll system comprises the following steps,
s1, before ultrasonic detection, the roller needs to be preliminarily processed, when the roller surface has pitting corrosion, the roller surface needs to be roughly turned and reduced,
s2, after the surface of the roller is not corroded by points or the diameter reduction is finished, the roller is placed on a conveyor belt, the roller is cleaned and sprayed with oil through a continuous casting roller system fatigue strength detection device to carry out flaw detection,
s3, judging the roller as qualified if no pitting phenomenon is found on the surface of the roller, detecting a wound if no abnormality is found in the flaw detection, judging the roller as a secondary to-be-processed state if the wound is within 5mm from the surface of the roller and the wound can be partially removed by reducing treatment, judging the roller as a unqualified state if the wound is not within 5mm from the surface of the roller and the wound can not be partially removed by reducing treatment, judging the roller as a primary to-be-processed state if the pitting phenomenon is found on the surface of the roller, roughly turning the roller, judging the roller as unqualified if no abnormality is found in the flaw detection, and judging the roller as unqualified if the flaw detection is found on the roller,
s4, after the roller flaw detection is finished, the code spraying device 31 carries out code spraying and marking on the rollers with different detection states, the signal emitter 32 emits roller information to the information processing module 34,
and S5, after the code spraying is finished, the rollers are driven to the diversion plate 28 by the feeding assembly 4, and the diversion plate 28 prevents the rollers from being arranged on the corresponding transmission belts 30 according to different states of the rollers.
In the embodiment, a method for detecting the fatigue strength of a continuous casting roller system is designed by combining a roller treatment process and a roller flaw detection method, wherein before the roller flaw detection, whether the pitting phenomenon exists on the surface of the roller needs to be checked, after the checking is finished, the roller with the pitting phenomenon needs to be subjected to rough turning and reducing treatment, the roller after the treatment is subjected to inter-flaw detection, wherein the roller is regarded as unqualified when the wound is found, the roller in the first-stage to-be-treated state is regarded as a first-stage to-be-treated state when the wound is not found, the roller in the first-stage to-be-treated state needs to be subjected to overlaying welding and diameter increasing treatment, after the treatment, the roller is subjected to finish turning until the roller reaches the standard diameter, the roller after the treatment is subjected to flaw detection, the operation is repeated, if the wound is found, the roller without the pitting phenomenon is regarded as unqualified directly, the roller is subjected to flaw detection, the wound is regarded as a second-to-be treated state when the wound is found, the diameter reducing treatment is finished, the flaw detection is carried out again, and (4) performing the operation as above, and if no wound is found, judging the product to be qualified.
Further, in step S5, the status mark is a first-stage to-be-processed roller, the roller is subjected to bead welding diameter adding and finish turning by a human, and then detected by a continuous casting roller system fatigue strength detection device, the status mark is a second-stage to-be-processed roller, the roller needs to be subjected to diameter reduction and rough turning by a human, and the roller is subjected to detection by a continuous casting roller system fatigue strength detection device after rough turning and rough finishing.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The device for detecting the fatigue strength of the continuous casting roll system is characterized by comprising,
a workbench (1), wherein the workbench (1) is provided with a cleaning station (2) and a detection station (3),
the feeding assembly (4) is arranged on the workbench (1) and used for providing roller materials for the workbench (1),
the cleaning assembly (5) is arranged on the workbench (1) and is positioned above the cleaning station (2),
the driving assembly (6) is arranged on the workbench (1) and is positioned above the detection station (3), the driving assembly (6) comprises,
the slide rail (7) is arranged on the workbench (1), the slide rail (7) is divided into two sections, the two sections of slide rails (7) are respectively arranged along the axial direction and the radial direction of the roller,
two moving frames (8) are arranged, and are respectively arranged on the two sections of the sliding rails (7) in a sliding manner,
an ultrasonic probe (9), the ultrasonic probe (9) being disposed on the moving frame (8),
the driving assembly (6) is used for driving the ultrasonic probe (9) to be close to the roller and driving the ultrasonic probe (9) to move.
2. The fatigue strength testing apparatus for a continuous casting roll system according to claim 1, wherein the table (1) has an opening (10), the feeding assembly (4) comprises,
the supporting plates (11), the supporting plates (11) are provided with a plurality of arc grooves (12), the diameter of the arc surface of each arc groove (12) is consistent with that of each roller, the number of the supporting plates (11) is two,
the connecting rod (13) is positioned between the other two supporting plates (11), two ends of the connecting rod (13) are respectively connected with the two supporting plates (11),
dwang (14), dwang (14) one end is radially rotated along self and is set up on workstation (1), the other end with backup pad (11) are articulated, dwang (14) are two at least.
3. The apparatus for detecting fatigue strength of a continuous casting roll system according to claim 1, further comprising
The feeding frame (15), the feeding frame (15) is provided with a feeding station, one end of the feeding frame (15) close to the workbench (1) is lower than the other end of the feeding frame (15),
the support plates (16) are arranged on the feeding frame (15), the number of the support plates (16) is two, the rollers are positioned on the support plates (16),
the stop block (17) is arranged on the support plate (16) and is positioned at one end of the support plate (16) close to the workbench (1), the stop block (17) and the support plate (16) form the feeding station,
the material blocking plate (18) is rotationally arranged on the material loading frame (15) and located between the two support plates (16), the material blocking plate (18) is provided with a plurality of shifting pieces (19), and the shifting pieces (19) are used for blocking the rollers.
4. The fatigue strength detecting apparatus of a continuous casting roll system according to claim 1, wherein the cleaning member (5) comprises,
the mounting plate (20), the mounting plate (20) is arranged on the workbench (1) in a swinging way,
the atomizing spray heads (21) are arranged on the mounting plate (20) in a plurality of ways, and the atomizing spray heads (21) are arranged in sequence along the length direction of the mounting plate (20),
the brush plate (22), the brush plate (22) set up on mounting panel (20), with atomizer (21) set up mutually back on the body.
5. The fatigue strength detecting apparatus for a continuous casting roll system according to claim 1, wherein the moving frame (8) comprises,
a mounting seat (23) provided with a roller for sliding on the slide rail (7),
the telescopic rod (24) is arranged on the mounting seat, the movable rod of the telescopic rod (24) is provided with a round hole,
the sliding rod (25) is arranged in the round hole in a sliding mode, the ultrasonic probe (9) is arranged on the sliding rod (25),
the elastic piece (26) is located in the round hole, and two action ends of the elastic piece (26) respectively act on the bottom of the round hole and the sliding rod (25) and are used for providing force for keeping the sliding rod (25) away from the round hole.
6. The fatigue strength testing apparatus for a continuous casting roll system according to claim 1, further comprising a flow divider block (27), wherein the flow divider block (27) comprises,
a splitter plate (28), wherein the splitter plate (28) is arranged on the workbench (1) in a sliding way,
a baffle plate (29), wherein the baffle plate (29) is arranged on the flow distribution plate (28) in a swinging mode,
the four transmission belts (30) are arranged on the workbench (1) and located on one side, away from the driving assembly (6), of the shunting assembly (27).
7. The apparatus for detecting fatigue strength of a continuous casting roll system according to claim 5, further comprising,
the code sprayer (31), the code sprayer (31) is arranged on the workbench (1) in a sliding mode and is used for spraying codes on the surfaces of the rollers,
a signal emitter (32), the signal emitter (32) is arranged on the slide bar (25) and is positioned at one side of the slide bar (25),
an operation table (33), the operation table (33) comprising,
an information processing module (34), the signal transmitter (32) transmitting roller inspection information to the information processing module (34),
a three-dimensional imaging module (35), wherein the three-dimensional imaging module (35) is connected with the information processing module (34), the three-dimensional imaging module (35) simulates the internal flaw detection condition of the roller,
a display module (36), the display module (36) in communication with the three-dimensional imaging module (35) for displaying roller information.
8. A method for detecting the fatigue strength of a continuous casting roll system, to which the apparatus for detecting the fatigue strength of a continuous casting roll system according to any one of claims 1 to 7 is applied, comprising the steps of,
s1, before ultrasonic detection, the roller needs to be preliminarily processed, when the roller surface has pitting corrosion, the roller surface needs to be roughly turned and reduced,
s2, after the surface of the roller is not corroded by points or the diameter reduction is finished, the roller is placed on a conveyor belt, the roller is cleaned and sprayed with oil through a continuous casting roller system fatigue strength detection device to carry out flaw detection,
s3, judging the roller as qualified if no pitting phenomenon is found on the surface of the roller, detecting a wound if no abnormality is found in the flaw detection, judging the roller as a secondary to-be-processed state if the wound is within 5mm from the surface of the roller and the wound can be partially removed by reducing treatment, judging the roller as a unqualified state if the wound is not within 5mm from the surface of the roller and the wound can not be partially removed by reducing treatment, judging the roller as a primary to-be-processed state if the pitting phenomenon is found on the surface of the roller, roughly turning the roller, judging the roller as unqualified if no abnormality is found in the flaw detection, and judging the roller as unqualified if the flaw detection is found on the roller,
s4, after the roller flaw detection is finished, the code spraying device (31) sprays code marks on the rollers which detect different states, and a signal emitter (32) emits roller information to the information processing module (34),
s5, after the code spraying is finished, the rollers are driven to the diversion plate (28) by the feeding assembly (4), and the diversion plate (28) prevents the rollers from being arranged on the corresponding transmission belts (30) according to different states of the rollers.
9. The method for detecting the fatigue strength of the continuous casting roller system according to claim 8, wherein in the step S5, the status mark is a roller to be processed in the first stage, the roller is manually subjected to surfacing and diameter-increasing and finish turning treatment, and then is detected by a continuous casting roller system fatigue strength detecting device, the status mark is a roller to be processed in the second stage, the roller is manually subjected to diameter-reducing and rough turning treatment, and the roller is detected by a continuous casting roller system fatigue strength detecting device after rough turning and rough finishing.
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Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6293659A (en) * | 1985-10-18 | 1987-04-30 | Nichizou Tec:Kk | Jig for ultrasonic flaw detection of pipe |
| JPH08114581A (en) * | 1994-10-13 | 1996-05-07 | Kanto Special Steel Works Ltd | Inspection method for rolling roll surface by ultrasonic wave and its device |
| JPH10282069A (en) * | 1997-04-07 | 1998-10-23 | Nippon Steel Corp | Ultrasonic flaw detector and sensitivity calibration method thereof |
| KR20040029775A (en) * | 2002-10-02 | 2004-04-08 | 주식회사 포스코 | Ultrasonic flaw detecting apparatus for a roll grinding machine |
| JP2008304238A (en) * | 2007-06-06 | 2008-12-18 | Sumitomo Metal Ind Ltd | Method and device for ultrasonic flaw detection of pipe |
| JP2010096779A (en) * | 2010-02-04 | 2010-04-30 | Sumitomo Metal Ind Ltd | Ultrasonic flaw detection device |
| CN103336056A (en) * | 2013-07-04 | 2013-10-02 | 无锡莱林检测机械有限公司 | Gantry type steel tube ultrasonic flaw detector |
| JP2015001499A (en) * | 2013-06-18 | 2015-01-05 | Ｊｆｅスチール株式会社 | Ultrasonic flaw detection device of round rod body |
| JP2015087156A (en) * | 2013-10-29 | 2015-05-07 | 日本精工株式会社 | Ultrasonic flaw inspection method of bearing material |
| CN105798424A (en) * | 2016-05-31 | 2016-07-27 | 沙洲职业工学院 | Roll surfacing repair device and repair method |
| CN205941470U (en) * | 2016-08-30 | 2017-02-08 | 德清共创机械有限公司 | Pivot surface inspection work platform |
| CN206862962U (en) * | 2017-05-04 | 2018-01-09 | 淮阴师范学院 | A kind of nondestructive-testing working table for metallic conduit |
| CN107796872A (en) * | 2017-09-08 | 2018-03-13 | 上海尊马汽车管件股份有限公司 | A kind of high-precision hard tube ultrasonic test equipment |
| CN207816376U (en) * | 2018-02-08 | 2018-09-04 | 上海迪纳声科技股份有限公司 | For online plug-type Ultrasonic water meter |
| CN109917005A (en) * | 2019-03-28 | 2019-06-21 | 北京首钢股份有限公司 | A kind of roll method of detection |
| CN210269724U (en) * | 2019-06-21 | 2020-04-07 | 重庆市中特金属材料有限公司 | Ultrasonic flaw detection device for die holder |
| CN111282850A (en) * | 2020-03-26 | 2020-06-16 | 温州顺创智能科技有限公司 | Ultrasonic sampling detection device for assembly line |
| CN210863632U (en) * | 2019-11-07 | 2020-06-26 | 唐山亿星轧辊有限公司 | Ultrasonic flaw detection device for roller production |
| CN112362744A (en) * | 2020-12-19 | 2021-02-12 | 东莞市帕特慕可科技有限公司 | Auto parts detection device |
| CN214703431U (en) * | 2020-12-13 | 2021-11-12 | 北京磁通设备制造有限公司 | Ultrasonic phased array flaw detector for wheel set |
| CN219065362U (en) * | 2022-10-28 | 2023-05-23 | 温州新泰模业科技有限公司 | Ultrasonic flaw detector |
-
2021
- 2021-12-28 CN CN202111629527.7A patent/CN114371220B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6293659A (en) * | 1985-10-18 | 1987-04-30 | Nichizou Tec:Kk | Jig for ultrasonic flaw detection of pipe |
| JPH08114581A (en) * | 1994-10-13 | 1996-05-07 | Kanto Special Steel Works Ltd | Inspection method for rolling roll surface by ultrasonic wave and its device |
| JPH10282069A (en) * | 1997-04-07 | 1998-10-23 | Nippon Steel Corp | Ultrasonic flaw detector and sensitivity calibration method thereof |
| KR20040029775A (en) * | 2002-10-02 | 2004-04-08 | 주식회사 포스코 | Ultrasonic flaw detecting apparatus for a roll grinding machine |
| JP2008304238A (en) * | 2007-06-06 | 2008-12-18 | Sumitomo Metal Ind Ltd | Method and device for ultrasonic flaw detection of pipe |
| JP2010096779A (en) * | 2010-02-04 | 2010-04-30 | Sumitomo Metal Ind Ltd | Ultrasonic flaw detection device |
| JP2015001499A (en) * | 2013-06-18 | 2015-01-05 | Ｊｆｅスチール株式会社 | Ultrasonic flaw detection device of round rod body |
| CN103336056A (en) * | 2013-07-04 | 2013-10-02 | 无锡莱林检测机械有限公司 | Gantry type steel tube ultrasonic flaw detector |
| JP2015087156A (en) * | 2013-10-29 | 2015-05-07 | 日本精工株式会社 | Ultrasonic flaw inspection method of bearing material |
| CN105798424A (en) * | 2016-05-31 | 2016-07-27 | 沙洲职业工学院 | Roll surfacing repair device and repair method |
| CN205941470U (en) * | 2016-08-30 | 2017-02-08 | 德清共创机械有限公司 | Pivot surface inspection work platform |
| CN206862962U (en) * | 2017-05-04 | 2018-01-09 | 淮阴师范学院 | A kind of nondestructive-testing working table for metallic conduit |
| CN107796872A (en) * | 2017-09-08 | 2018-03-13 | 上海尊马汽车管件股份有限公司 | A kind of high-precision hard tube ultrasonic test equipment |
| CN207816376U (en) * | 2018-02-08 | 2018-09-04 | 上海迪纳声科技股份有限公司 | For online plug-type Ultrasonic water meter |
| CN109917005A (en) * | 2019-03-28 | 2019-06-21 | 北京首钢股份有限公司 | A kind of roll method of detection |
| CN210269724U (en) * | 2019-06-21 | 2020-04-07 | 重庆市中特金属材料有限公司 | Ultrasonic flaw detection device for die holder |
| CN210863632U (en) * | 2019-11-07 | 2020-06-26 | 唐山亿星轧辊有限公司 | Ultrasonic flaw detection device for roller production |
| CN111282850A (en) * | 2020-03-26 | 2020-06-16 | 温州顺创智能科技有限公司 | Ultrasonic sampling detection device for assembly line |
| CN214703431U (en) * | 2020-12-13 | 2021-11-12 | 北京磁通设备制造有限公司 | Ultrasonic phased array flaw detector for wheel set |
| CN112362744A (en) * | 2020-12-19 | 2021-02-12 | 东莞市帕特慕可科技有限公司 | Auto parts detection device |
| CN219065362U (en) * | 2022-10-28 | 2023-05-23 | 温州新泰模业科技有限公司 | Ultrasonic flaw detector |
Non-Patent Citations (2)
| Title |
|---|
| 田吉祥;杨付勇;屈明友;赵彦良;郭书兵;: "超声表面波检测在热轧板带轧辊上的应用", 甘肃冶金, no. 04, 15 August 2011 (2011-08-15), pages 91 - 93 * |
| 陶军;: "高速钢轧辊表面和近表面缺陷自动超声探伤设备与探伤工艺", 无损检测, no. 03, 10 March 2010 (2010-03-10), pages 61 - 64 * |
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