CN220761920U - Nuclear power valve intelligent polishing detection system - Google Patents
Nuclear power valve intelligent polishing detection system Download PDFInfo
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- CN220761920U CN220761920U CN202322250342.6U CN202322250342U CN220761920U CN 220761920 U CN220761920 U CN 220761920U CN 202322250342 U CN202322250342 U CN 202322250342U CN 220761920 U CN220761920 U CN 220761920U
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- 238000005498 polishing Methods 0.000 title claims abstract description 78
- 238000001514 detection method Methods 0.000 title claims abstract description 65
- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 23
- 239000004917 carbon fiber Substances 0.000 claims abstract description 23
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000009471 action Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 88
- 238000000227 grinding Methods 0.000 claims description 41
- 239000000428 dust Substances 0.000 claims description 23
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 description 18
- 238000012545 processing Methods 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000012549 training Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000000342 Monte Carlo simulation Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses an intelligent polishing detection system for a nuclear power valve, which comprises an automatic rotary displacement system, an automatic polishing system, an automatic detection system, a carbon fiber lightweight main body and a high-precision valve positioning system, wherein the carbon fiber lightweight main body is arranged outside the automatic rotary displacement system, the automatic polishing system is arranged on one side of the bottom end of the automatic rotary displacement system, the automatic detection system is arranged on the other side of the bottom end of the automatic rotary displacement system, the high-precision valve positioning system is arranged at the bottom end of the carbon fiber lightweight main body, and the whole action is controlled by a PLC.
Description
Technical Field
The utility model relates to a polishing detection system, in particular to an intelligent polishing detection system for a nuclear power valve.
Background
Aiming at the current situations of high manual participation, low grinding efficiency and precision and the like of the grinding operation of the DN350 wedge-shaped gate valve sealing surface under the existing high-radiation environment, in order to reduce the operation time and improve the grinding efficiency and precision, domestic substitution and technology upgrading are carried out, an intelligent valve sealing surface automatic grinding new technology is developed, an automatic optical detection method for valve sealing surface damage is researched, a valve alloy sealing layer precise grinding control technology based on iterative learning control is developed, the overall design of an automatic grinding robot for the DN350 wedge-shaped gate valve sealing surface, optical detection equipment and related technology debugging services are completed, valve grinding, automatic and intelligent processing and manufacturing are still blank, and compared with developed countries, a great gap remains.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the intelligent polishing detection system for the nuclear power valve, which effectively solves the problems that the leg strength training device of the conventional track and field athlete cannot adjust the training strength according to the state of the athlete, cannot enter a good training state, and is inconvenient and inconvenient to use when users with different leg lengths train.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the automatic rotary displacement system comprises an automatic rotary displacement system, an automatic polishing system, an automatic detection system, a carbon fiber lightweight main body and a high-precision valve positioning system, wherein the carbon fiber lightweight main body is arranged outside the automatic rotary displacement system, the automatic polishing system is arranged on one side of the bottom end of the automatic rotary displacement system, the automatic detection system is arranged on the other side of the bottom end of the automatic rotary displacement system, the high-precision valve positioning system is arranged on the bottom end of the carbon fiber lightweight main body, and the whole action is controlled by a PLC.
Preferably, the automatic rotary displacement system comprises a rotary system, a Y-direction transverse moving system, a lifting and maintaining mechanism, a carbon fiber BASE, a quick-dismantling mechanism and a lifting servo system, wherein the rotary system is arranged at the top of one end of the carbon fiber BASE, the lifting and maintaining mechanism is arranged on one side of the rotary system, the lifting and maintaining mechanism is connected with the carbon fiber BASE through the Y-direction transverse moving system, the lifting and maintaining mechanism is connected with the Y-direction transverse moving system through the quick-dismantling mechanism, and the lifting servo system is arranged on one side of the lifting and maintaining mechanism.
Preferably, the automatic polishing system comprises a first polishing disc, a second polishing disc, a thin brushless motor, a dust collecting system, a universal mechanism, a polishing disc switching mechanism and a reverse pressure mechanism, wherein the whole action is controlled by a PLC, the universal mechanism is arranged at the bottom end of the thin brushless motor, the first polishing disc and the second polishing disc are arranged at one side of the universal mechanism, the dust collecting system is arranged at the bottom ends of the first polishing disc and the second polishing disc, the polishing disc switching mechanism is arranged at one side of the universal mechanism, and the reverse pressure mechanism is arranged at one side of the universal mechanism.
Preferably, the automatic detection system comprises a fixed clamp gripper, an optical detection instrument, a 360-degree scanning disc and a 360-degree rotating drag chain, the whole action is controlled by a PLC, the optical detection instrument is arranged below the fixed clamp gripper, the 360-degree rotating drag chain is arranged on one side of the bottom end of the fixed clamp gripper, and the 360-degree scanning disc is arranged on the outer side of the 360-degree rotating drag chain.
Preferably, the dust collection system adopts a negative pressure dust hood.
The beneficial effects are that: when the automatic rotary displacement system is used, the detection mechanism and the polishing mechanism are accurately aligned, wherein the transverse moving mechanism is responsible for the Y-direction position mechanism, the rotating mechanism is responsible for switching the working states of polishing and detection, the automatic polishing system is provided with the universal mechanism, a valve seat with the angle of 0-6 degrees can be polished, rough polishing is carried out through a first polishing disc (fixed), fine polishing is carried out through a second polishing disc (movable), rough polishing and fine polishing are realized through a small clamping block mechanism and a micro switching system, the mechanism is provided with a reverse pressure mechanism, the pressure information is fed back in real time, the standard pressure reaches 5kg, the bottom of the mechanism is provided with the dust collecting system, the polished dust can be collected and removed, the fixed clamp of the automatic detection system grabs and clamps the valve guide rail for 360-degree scanning disc rotation, the optical detection instrument detects, data are uploaded after detection, analysis is carried out through later algorithm processing, and the next action is carried out through the result after analysis. The automatic valve polishing detection processing system is novel in structure, ingenious in conception, capable of reducing radiation dose of personnel, high in automation, high in efficiency, high in quality, small in occupied space, strong in flexibility and convenient to operate, and solves the problem that the environment is bad in the large-scale gate valve polishing operation process, so that the automatic valve polishing detection processing system is convenient to operate and can replace a manual valve polishing detection automatic processing system.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of the arrangement of the adjusting mechanism of the present utility model;
FIG. 3 is a schematic view of the three-dimensional structure of the automatic rotary displacement system of the present utility model;
FIG. 4 is a schematic view of the three-dimensional structure of the present automatic sanding system;
FIG. 5 is a schematic view of the installation structure of the polishing disc switching mechanism of the present utility model;
FIG. 6 is a schematic diagram of the construction of the present utility model;
FIG. 7 is a schematic view of the sanding operation of the present utility model;
FIG. 8 is a schematic diagram of the operation of the detection system of the present utility model;
reference numerals in the drawings: 1. an automatic rotary displacement system; 11. a slewing system; 12. a Y-direction traversing system; 13. a lifting holding mechanism; 14. carbon fiber BASE; 15. a quick-release mechanism; 16. a lifting servo system; 2. an automatic polishing system; 21. a first grinding disc; 22. a second sanding disc; 23. thin brushless motor; 24. a dust collection system; 25. a universal mechanism; 26. a polishing disc switching mechanism; 27. a reverse pressure mechanism; 3. an automatic detection system; 31. a fixing clamp is used for grabbing; 32. an optical detection instrument; 33. 360 DEG scanning disk; 34. 360-degree rotary drag chain; 4. a carbon fiber lightweight body; 5. high-precision valve positioning system.
Description of the embodiments
The following describes embodiments of the present utility model in further detail with reference to FIGS. 1-8.
1-8, the utility model provides an intelligent polishing detection system for a nuclear power valve, which comprises an automatic rotary displacement system 1, an automatic polishing system 2, an automatic detection system 3, a carbon fiber lightweight main body 4 and a high-precision valve positioning system 5, wherein the carbon fiber lightweight main body 4 is arranged outside the automatic rotary displacement system 1, the automatic polishing system 2 is arranged on one side of the bottom end of the automatic rotary displacement system 1, the automatic detection system 3 is arranged on the other side of the bottom end of the automatic rotary displacement system 1, and the high-precision valve positioning system 5 is arranged on the bottom end of the carbon fiber lightweight main body 4, and the whole action is controlled by a PLC.
The automatic rotary displacement system 1 comprises a rotary system 11, a Y-direction transverse moving system 12, a lifting and maintaining mechanism 13, a carbon fiber BASE14, a quick-dismantling mechanism 15 and a lifting and servo system 16, wherein the rotary system 11 is arranged at the top of one end of the carbon fiber BASE14, the lifting and maintaining mechanism 13 is arranged on one side of the rotary system 11, the lifting and maintaining mechanism 13 is connected with the carbon fiber BASE14 through the Y-direction transverse moving system 12, the lifting and maintaining mechanism 13 is connected with the Y-direction transverse moving system 12 through the quick-dismantling mechanism 15, the lifting and servo system 16 is arranged on one side of the lifting and maintaining mechanism 13, the detection mechanism and the polishing mechanism are accurately aligned, the transverse moving mechanism is responsible for a Y-direction position mechanism, and the rotating mechanism is responsible for switching the working states of polishing and detection.
The automatic polishing system 2 comprises a first polishing disc 21, a second polishing disc 22, a thin brushless motor 23, a dust collecting system 24, a universal mechanism 25, a polishing disc switching mechanism 26 and a reverse pressure mechanism 27, wherein the whole action is controlled by a PLC, the universal mechanism 25 is installed at the bottom end of the thin brushless motor 23, the first polishing disc 21 and the second polishing disc 22 are installed at one side of the universal mechanism 25, the dust collecting system 24 is installed at the bottom ends of the first polishing disc 21 and the second polishing disc 22, the polishing disc switching mechanism 26 is installed at one side of the universal mechanism 25, the reverse pressure mechanism 27 is installed at one side of the universal mechanism 25, the polishing system is provided with the universal mechanism 25, a valve seat which can polish 0 DEG to-6 DEG is provided, rough polishing is carried out through the first polishing disc 21 (fixed), the second polishing disc 22 (movable) is finished, rough polishing and finish polishing are realized through a small clamping block mechanism and the micro switching system, the mechanism is provided with the reverse pressure mechanism 27, the standard pressure reaches 5kg in real time, the dust collecting system 24 is installed at the bottom of the mechanism, and the polished dust can be collected.
The automatic detection system 3 comprises a fixed clamp gripper 31, an optical detection instrument 32, a 360-degree scanning disc 33 and a 360-degree rotating drag chain 34, the whole action is controlled by a PLC, the optical detection instrument 32 is installed below the fixed clamp gripper 31, the 360-degree rotating drag chain 34 is installed on one side of the bottom end of the fixed clamp gripper 31, the 360-degree scanning disc 33 is installed on the outer side of the 360-degree rotating drag chain 34, the fixed clamp gripper 31 clamps the valve guide rail and rotates with the 360-degree scanning disc, the optical detection instrument 32 detects, data are uploaded after the detection is finished, the detected data are analyzed through later algorithm processing, and the next action is carried out through the result after the analysis is finished.
The dust collecting system 24 adopts a negative pressure dust hood, so that dust collection is facilitated.
Working principle: when the automatic rotary displacement system is used, the detection mechanism and the polishing mechanism are accurately aligned, wherein the transverse moving mechanism is responsible for a Y-direction position mechanism, the rotating mechanism is responsible for switching the working states of polishing and detection, the automatic polishing system 2 is provided with the universal mechanism 25, a valve seat with the angle of 0-6 degrees can be polished, rough polishing is carried out through the first polishing disc 21 (fixed), the second polishing disc 22 (movable) carries out fine polishing, rough polishing and fine polishing are realized through the small clamping block mechanism and the micro switching system, the mechanism is provided with the reverse pressure mechanism 27, the pressure information is fed back in real time, the standard pressure reaches 5kg, the dust collecting system 24 is arranged at the bottom of the mechanism, the polished dust can be collected and taken away, the fixed clamp 31 of the automatic detection system 3 clamps the valve guide rail to rotate by 360 degrees, the optical detection instrument 32 detects, data are uploaded after detection, analysis is carried out through post algorithm processing on the detection data, and the next action is carried out through the result after analysis;
the equipment is assembled and assembled on the valve manually, personnel withdraw to the safe area, automatic program equipment is started to start automatic work, the first grinding disc 21 automatically descends to the position, the grinding mechanism back pressure mechanism 27 stretches out (the reaction force reaches 5 kg), the first grinding disc 21 starts to grind, the negative pressure dust removing mechanism, namely the dust collecting system 24 starts to suck dust particles, and the grinding disc is switched to the second grinding disc 22 to finish fine grinding after rough grinding. And after finishing fine polishing, the workpiece rises to a waiting position, the waiting position rotates 180 degrees, the Y-direction moves in place, the detection head descends in place, the detection fixing clamp is used for grabbing and clamping, 360-degree rotation data acquisition is optically detected, whether system conversion comparison is qualified or not after the acquisition is finished, if the workpiece is not matched, the grid polishing plate continues polishing, if the workpiece is qualified, the equipment is switched to the next surface for continuing polishing until the double-sided valve seat is polished.
The beneficial effects are that: the automatic valve polishing detection processing system is novel in structure, ingenious in conception, capable of reducing radiation dose of personnel, high in automation, high in efficiency, high in quality, small in occupied space, strong in flexibility and convenient to operate, and solves the problem that the environment is bad in the large-scale gate valve polishing operation process, so that the automatic valve polishing detection processing system is convenient to operate and can replace a manual valve polishing detection automatic processing system.
(1) And (5) researching an automatic optical detection method for damage of the sealing surface of the valve. Because of the variety, structure and size of the valve, before detecting damage to the sealing surface of the valve, modeling is required to be performed on a limited space to automatically and optically detect damage to the sealing surface. 3D scanning identification is carried out on the transverse and longitudinal operation environment through the bottom wide-angle sensing probe and the 360-degree positioning flaw detection sensing probe, grinding environment image information is obtained, and real-time analysis is carried out on the sealing form and structure of the nuclear power valve according to the image information. And determining the position, the distance and other information of the grinding sealing ring, and carrying out triaxial mechanical arm working space analysis based on the Monte Carlo method to enable the grinding surface and the detector to be aligned to the grinding sealing surface.
(2) Before the grinding operation starts, the damage of the valve is measured by researching an optical automatic detection technology of the sealing surface of the valve, the multi-scale working condition of the sealing surface is obtained by a machine vision standard detection technology considering environmental factors, the states of erosion, abrasion and the like of the sealing surface of the valve are automatically detected, and an optimal grinding flow is decided and formulated according to a global optimal principle through the state of the sealing surface. Meanwhile, the specific grinding depth is given by combining the profile degree of the sealing surface and the tolerance requirement.
(3) Determining the estimated time and position nodes of the replacement grinding head through the operation flow and the grinding depth design, and transmitting an operation instruction; and the machine arm carries out grinding operation on the valve sealing surface by using an iterative learning control method according to the instruction obtained by detection, grinding and detection processes are alternately carried out, grinding pressure detection and operation curve correction are carried out in real time, and automatic grinding head replacement is carried out when the grinding head node is replaced.
(4) After finishing grinding, carrying out detection modeling again to quantitatively evaluate the grinding effect of the sealing surface so as to accurately obtain the form and position matching tolerance and flatness and other information between the valve core and the valve seat, ensuring the quality of grinding operation, and recording the result and the operation flow
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a nuclear power valve intelligent detection system that polishes, includes automatic rotary displacement system (1), automatic system of polishing (2), automatic detection system (3), carbon fiber lightweight main part (4) and high accuracy valve positioning system (5), its characterized in that: the automatic rotary displacement system is characterized in that a carbon fiber lightweight main body (4) is arranged outside the automatic rotary displacement system (1), an automatic polishing system (2) is arranged on one side of the bottom end of the automatic rotary displacement system (1), an automatic detection system (3) is arranged on the other side of the bottom end of the automatic rotary displacement system (1), a high-precision valve positioning system (5) is arranged at the bottom end of the carbon fiber lightweight main body (4), and the whole action is controlled by a PLC.
2. The intelligent polishing detection system for a nuclear power valve as claimed in claim 1, wherein: automatic rotatory displacement system (1) is including rotary system (11), Y to sideslip system (12), lift hold mechanism (13), carbon fiber BASE (14), quick detach mechanism (15) and lift servo (16), the top of carbon fiber BASE (14) one end is provided with rotary system (11), and lift hold mechanism (13) are installed to one side of rotary system (11), and lift hold mechanism (13) are connected with carbon fiber BASE (14) through Y to sideslip system (12), and lift hold mechanism (13) are connected with Y to sideslip system (12) through quick detach mechanism (15), and one side of lift hold mechanism (13) is provided with lift servo (16).
3. The intelligent polishing detection system for a nuclear power valve as claimed in claim 1, wherein: automatic polishing system (2) are including first grinding dish (21), second grinding dish (22), slim brushless motor (23), dust collecting system (24), universal mechanism (25), grinding dish switching mechanism (26) and reverse pressure mechanism (27), and the whole action is through PLC control, universal mechanism (25) are installed to the bottom of slim brushless motor (23), and first grinding dish (21) and second grinding dish (22) are installed to one side of universal mechanism (25), and dust collecting system (24) are installed to the bottom of first grinding dish (21) and second grinding dish (22), and grinding dish switching mechanism (26) are installed to one side of universal mechanism (25), and reverse pressure mechanism (27) are installed to one side of universal mechanism (25).
4. The intelligent polishing detection system for a nuclear power valve as claimed in claim 1, wherein: the automatic detection system (3) comprises a fixed clamp gripper (31), an optical detection instrument (32), a 360-degree scanning disc (33) and a 360-degree rotating drag chain (34), the whole action is controlled by a PLC, the optical detection instrument (32) is installed below the fixed clamp gripper (31), the 360-degree rotating drag chain (34) is installed on one side of the bottom end of the fixed clamp gripper (31), and the 360-degree scanning disc (33) is installed on the outer side of the 360-degree rotating drag chain (34).
5. A nuclear power valve intelligent grinding detection system as defined in claim 3, wherein: the dust collection system (24) adopts a negative pressure dust hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250342.6U CN220761920U (en) | 2023-08-22 | 2023-08-22 | Nuclear power valve intelligent polishing detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250342.6U CN220761920U (en) | 2023-08-22 | 2023-08-22 | Nuclear power valve intelligent polishing detection system |
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| Publication Number | Publication Date |
|---|---|
| CN220761920U true CN220761920U (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322250342.6U Active CN220761920U (en) | 2023-08-22 | 2023-08-22 | Nuclear power valve intelligent polishing detection system |
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|---|---|
| CN (1) | CN220761920U (en) |
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2023
- 2023-08-22 CN CN202322250342.6U patent/CN220761920U/en active Active
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