CN112730443B - Detection equipment for bar bundles - Google Patents

Detection equipment for bar bundles Download PDF

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Publication number
CN112730443B
CN112730443B CN202011449946.8A CN202011449946A CN112730443B CN 112730443 B CN112730443 B CN 112730443B CN 202011449946 A CN202011449946 A CN 202011449946A CN 112730443 B CN112730443 B CN 112730443B
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CN
China
Prior art keywords
arc
control processing
processing system
fixing seat
cylinder
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CN202011449946.8A
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Chinese (zh)
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CN112730443A (en
Inventor
王刚
徐小胜
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Ningbo Yunsheng Intelligent Software Co ltd
NINGBO YUNSHENG INTELLIGENT TECHNOLOGY CO LTD
Original Assignee
Ningbo Yunsheng Intelligent Software Co ltd
NINGBO YUNSHENG INTELLIGENT TECHNOLOGY CO LTD
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Priority to CN202011449946.8A priority Critical patent/CN112730443B/en
Publication of CN112730443A publication Critical patent/CN112730443A/en
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • 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

Abstract

The invention discloses a detection device of a bar bundle, which comprises a receiving system, a first conveying system, a second conveying system, a weighing and bending gauge detection system, a control processing system, a weighing and bending gauge detection system and an appearance detection system, wherein the receiving system is used for receiving and buffering the bar bundle; the automatic detection device has the advantages that automatic detection of the bar bundles can be realized, the detection precision is high, the labor intensity is low, the detection efficiency is high, false detection caused by missing detection cannot occur, personnel are not in direct contact with the bar bundles, and the safety is high.

Description

Detection equipment for bar bundles
Technical Field
The invention relates to a detection device, in particular to a detection device for a bar bundle.
Background
The bar bundles are used for a power generation system of a nuclear power station in the modern nuclear industry, and are bar bundle-shaped fuels formed by fixedly connecting two ends of a plurality of fuel bars (namely, nuclear fuel bars) in a welding mode. Currently, a certain fuel rod in the outermost circle of fuel rods in each bundle is designated as a number 1 fuel rod, then each fuel rod from the outermost circle to the innermost circle is numbered sequentially, the top end of each fuel rod is marked with a unique identification symbol, and each identification symbol corresponds to the number of the fuel rod. The bar bundles provide energy for the power generation system of the nuclear power station, one of important components of the power generation system of the nuclear power station, whether the size, the appearance, the weight, the performance (whether nuclear leakage exists) and the like of the bar bundles are qualified or not seriously affects the safety and the service efficiency of the power generation system of the whole nuclear power station, and therefore the detection of whether the size, the appearance, the weight, the performance and the like of the bar bundles are qualified or not is very important.
At present, the detection of stick bundle size, outward appearance, weight and performance is gone on independently respectively, wherein size, outward appearance and weight all adopt artifical measuring mode, for example the size detects the mode that mainly adopts instrument such as manual work use size rule to detect, the outward appearance is gone on through artifical mode of looking over, weight is gone on through artifical weighing mode, because manual detection error is great, cause detection precision not high, stick bundle self weight is heavier moreover, there are a lot of inconveniences such as transport turnover, detection efficiency is low, intensity of labour is also great, the detection personnel also appear the mistake easily and leak hunting and examine, in addition, manual detection mode detection personnel need direct contact with the stick bundle, direct contact has potential unqualified article nuclear to leak and causes potential safety hazard such as nuclear radiation.
Disclosure of Invention
The invention aims to solve the technical problem of providing the detection equipment for the bar bundles, which has the advantages of high detection precision, low labor intensity, high detection efficiency, no false detection caused by missing detection and high safety.
The technical scheme adopted for solving the technical problems is as follows: the detection equipment for the bar bundles comprises a workbench, a receiving system, two conveying and conveying systems, an image acquisition system, a nuclear leakage detection system, a weighing and bending gauge detection system, an appearance detection system and a control processing system, wherein the control processing system is respectively connected with the receiving system, the two conveying and conveying systems, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system, the receiving system, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system are sequentially arranged on the workbench in sequence from front to back, the two conveying and conveying systems are respectively called a first conveying and conveying system and a second conveying and conveying system, the receiving system is used for receiving and buffering the bundles, the first conveying system is used for conveying the bundles at the receiving system to the image acquisition system and conveying the bundles at the image acquisition system to the nuclear leakage detection system, the second conveying system is used for conveying the bundles at the nuclear leakage detection system to the weighing and bending gauge detection system and conveying the bundles at the weighing and bending gauge detection system to the appearance detection system, the image acquisition system is used for shooting images of the bundles conveyed to the image acquisition system and sending the images to the control processing system, the nuclear leakage detection system is used for detecting vacuum helium data of the bundles conveyed to the nuclear leakage detection system and sending the vacuum helium data to the control processing system, the weighing and bending gauge detection system is used for detecting weight and bending data of the bar bundles conveyed to the weighing and bending gauge detection system and sending the weight and bending data to the control processing system, the appearance detection system is used for manually detecting appearance defects at two ends of the bar bundles, and the control processing system is used for controlling the material receiving system, the two conveying and conveying systems, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system to work cooperatively and obtaining detection results based on images acquired by the image acquisition system, vacuum helium data detected by the nuclear leakage detection system and weight and bending data detected by the weighing and bending gauge detection system.
The material receiving system comprises a disc, a first motor, a cam divider and a plurality of material receiving positioning seats, wherein the material receiving positioning seats are arranged on the disc and are uniformly distributed along the circumference of the disc, the disc is arranged on the cam divider, the cam divider is connected with the first motor, the first motor drives the disc to rotate through the cam divider, the first motor is connected with the control processing system, each material receiving positioning seat is provided with a first sensor for sensing whether a rod bundle is arranged in the material receiving positioning seat, each first sensor is connected with the control processing system, the material receiving system is provided with a material taking position, and when detecting equipment of the rod bundle starts to detect, the first motor drives the disc to rotate under the control processing system, so that the material receiving positioning seats provided with the rod bundle on the disc rotate to the material taking position in sequence waiting for material taking.
Each carrying and conveying system comprises a carrying frame, a horizontal and horizontal linear moving mechanism, a horizontal and longitudinal linear moving mechanism, a first vertical and linear moving mechanism and a carrying enclasping mechanism, wherein the horizontal and longitudinal linear moving mechanism is arranged on the horizontal and longitudinal linear moving mechanism, the carrying frame is arranged on the horizontal and longitudinal linear moving mechanism, the first vertical and linear moving mechanism is arranged on the carrying frame, the carrying enclasping mechanism comprises a first air cylinder, a second air cylinder, two first arc-shaped clamping blocks and two second arc-shaped clamping blocks, the two first arc-shaped clamping blocks are arranged on an output shaft of the first air cylinder at intervals up and down, the two second arc-shaped clamping blocks are arranged on an output shaft of the second air cylinder at intervals up and down, when the output shafts of the first air cylinder and the second air cylinder synchronously shrink, the two first arc clamping blocks and the two second arc clamping blocks are correspondingly closed to clamp the bar bundles, when the output shafts of the first air cylinder and the second air cylinder synchronously stretch, the two first arc clamping blocks and the two second arc clamping blocks are correspondingly far away, the first air cylinder and the second air cylinder are respectively arranged on the first vertical linear movement mechanism and respectively connected with the control processing system, the first air cylinder and the second air cylinder can synchronously shrink or synchronously stretch under the control of the control processing system, the horizontal linear movement mechanism, the horizontal vertical linear movement mechanism and the first vertical linear movement mechanism are respectively connected with the control processing system, the horizontal transverse linear movement mechanism can linearly move along the front-back direction under the control of the control processing system, the horizontal longitudinal linear movement mechanism can linearly move along the left-right direction under the control of the control processing system, the first vertical linear movement mechanism can linearly move along the up-down direction under the control of the control processing system, and the control processing system controls the horizontal transverse linear movement mechanism, the horizontal longitudinal linear movement mechanism, the first vertical linear movement mechanism and the carrying holding mechanism to cooperatively work so as to carry the bar bundles.
The image acquisition system comprises a marble base arranged on the workbench, an acquisition frame arranged on the marble base, a second vertical linear movement mechanism, a first image acquisition device for shooting an image of the top of the bar bundle, a second image acquisition device for shooting an image of the side face of the bar bundle, a product rotating table, a product protection seat and a second motor for driving the product rotating table to rotate, wherein the product rotating table is arranged on the marble base, the product protection seat is arranged on the product rotating table, the first image acquisition device is arranged on the acquisition frame and is positioned right above the product protection seat, the first image acquisition device is connected with the control processing system, after the first conveying system conveys one bar bundle to the product protection seat, the first image acquisition device shoots an image of the top of the bar bundle and sends the image to the control processing system, the control processing system determines the position of a No. 1 fuel bar based on the identification symbol of each fuel bar displayed in the image of the top of the bar bundle, the second vertical linear movement mechanism is arranged on the acquisition frame, the second image acquisition device is arranged on the second vertical linear movement mechanism, the second vertical linear movement mechanism and the second motor are both connected with the control processing system, the second motor drives the product rotating table to rotate under the control of the control processing system so that the fuel bars from the No. 1 fuel bar to the last numbered fuel bar of the outermost ring in the bar bundle in the product protection seat sequentially enter the shooting area of the second image acquisition device, every time a fuel rod enters the shooting area of the second image acquisition device, the second vertical linear movement mechanism drives the second image acquisition device to do linear movement along the up-down direction under the control of the control processing system so as to shoot a complete side image of a corresponding fuel rod in the shooting area, the second image acquisition device is connected with the control processing system, the second image acquisition device sends the side image of each fuel rod shot by the second image acquisition device to the control processing system, the control processing system judges whether the size of each fuel rod is qualified or not based on the side image of each fuel rod, and if the size of a certain fuel rod is unqualified, the control processing system outputs the number and unqualified size data of the fuel rod.
The nuclear leakage detection system comprises a detection frame, a detection positioning seat, a third vertical linear movement mechanism, a sealing cylinder, a vacuumizing mechanism, a vacuum gauge and a helium leakage detector, wherein the detection frame is arranged on the workbench, the detection positioning seat and the third vertical linear movement mechanism are respectively arranged on the detection frame, the sealing cylinder is arranged right above the detection positioning seat, the sealing cylinder is arranged on the third vertical linear movement mechanism, when the first carrying and conveying system carries a rod bundle onto the detection positioning seat, the third vertical linear movement mechanism is controlled by the control processing system to drive the sealing cylinder to move downwards between the sealing cylinder and the detection positioning seat to form a closed space, the rod bundle is positioned in the closed space, the vacuumizing mechanism vacuumizes the closed space under the control processing system, the vacuum gauge detects the vacuum degree of the closed space in real time, and when the vacuum degree reaches a set value, the vacuumizing mechanism stops working, the detection gauge is driven by the control processing system to draw a conclusion of the control system and the helium leakage detector in the closed space based on the control processing system.
The weighing and bending gauge detection system comprises a fixing frame, an electronic scale, a fourth vertical linear movement mechanism, a bending gauge and a protection enclasping component, wherein the electronic scale and the fixing frame are respectively arranged on the workbench, the fourth vertical linear movement mechanism is arranged on the fixing frame, the bending gauge is arranged on the fourth vertical linear movement mechanism and is positioned right above the electronic scale, the protection enclasping component comprises a third air cylinder, a fourth air cylinder, a third arc clamping block and a fourth arc clamping block, the third arc clamping block is arranged on an output shaft of the third air cylinder, the fourth arc clamping block is arranged on an output shaft of the fourth air cylinder, when the third air cylinder and the output shaft of the fourth air cylinder synchronously shrink, the third arc clamping block and the fourth arc clamping block can clamp a rod bundle close together, when the output shafts of the third cylinder and the fourth cylinder synchronously extend, the third arc clamping block and the fourth arc clamping block are separated, the third cylinder and the fourth cylinder are arranged on the fixing frame, the third arc clamping block and the fourth arc clamping block are positioned above the electronic scale, in an initial state, the third arc clamping block and the fourth arc clamping block are separated, the electronic scale, the fourth vertical linear moving mechanism, the third cylinder and the fourth cylinder are all connected with the control processing system, after the second carrying and conveying system carries the bar bundles to the electronic scale, the electronic scale reads the weight of the bar bundles and feeds the bar bundles back to the control processing system, the control processing system judges whether the weight of the bar bundles is qualified or not, then, the control processing system controls the fourth vertical linear movement mechanism to bring the bending gauge to sleeve the rod bundle on the electronic scale from top to bottom, if the weight fed back to the electronic scale in the sleeve process exceeds the pre-stored reference weight of the control processing system, the rod bundle is marked to bend to cause the bending gauge to sleeve and block, at the moment, the control processing system judges that the rod bundle is unqualified and drives the third cylinder and the fourth cylinder to synchronously shrink, the third arc clamping block and the fourth arc clamping block are closed to clamp the rod bundle tightly, the control processing system controls the fourth vertical linear movement mechanism to move upwards and reset with the bending gauge to separate from the rod bundle, the control processing system controls the third cylinder and the fourth cylinder to synchronously stretch and reset, at the moment, the third arc clamping block and the fourth arc clamping block release the rod bundle, and the second conveying system can convey the rod bundle to the appearance detection system.
The appearance detection system comprises a bracket, a mounting plate, a first fixing seat, a second fixing seat, a telescopic positioning mechanism, a photoelectric sensor, a spring self-locking device, a spring positioning pin, a clamping seat and an appearance enclasping mechanism, wherein the bracket is mounted on the workbench, the mounting plate is mounted on the bracket through a rotating shaft, the spring self-locking device is mounted at the upper end of the mounting plate, the clamping seat is fixed on the mounting plate, the first fixing seat is rotatably mounted on the mounting plate, the first fixing seat is fixedly connected with the spring self-locking device, the spring self-locking device can drive the first fixing seat to rotate 180 degrees, the first fixing seat has a detection position and a charging position, the position of the first fixing seat in the detection state is used as the 0 degree position, the first fixing seat is positioned right above the second fixing seat, the first fixing seat is embedded into the clamping seat and is supported by the clamping seat and is locked by the spring self-locking device, the second fixing seat is fixedly arranged at the lower end of the mounting plate, the first fixing seat and the second fixing seat can clamp a bar bundle positioned between the first fixing seat and the second fixing seat, the appearance enclasping mechanism comprises a fifth air cylinder, a sixth air cylinder, a fifth arc clamping block and a sixth arc clamping block, the fifth air cylinder and the sixth air cylinder are respectively arranged on the mounting plate, the fifth arc clamping block is arranged on an output shaft of the fifth air cylinder, the sixth arc clamping block is arranged on an output shaft of the sixth air cylinder, the fifth cylinder and the sixth cylinder are used for driving the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be close or far away, in an initial state, the fifth arc-shaped clamping block and the sixth arc-shaped clamping block are in a far away state, and when a bar bundle is placed between the first fixing seat and the second fixing seat, the fifth cylinder and the sixth cylinder can drive the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be close and then clamp the bar bundle in the middle of the bar bundle; when the first fixing seat is turned over anticlockwise for 180 degrees relative to the 0 degree position of the first fixing seat, the first fixing seat is located at the 180 degrees position, namely in a loading state, the photoelectric sensor is arranged on the mounting plate and used for sensing whether the first fixing seat is located at the 0 degree position or not, the photoelectric sensor is connected with the control processing system, and when the first fixing seat is located at the 0 degree position, the second carrying and conveying system cannot carry the bar bundles into the appearance detection system under the control of the control processing system; the telescopic positioning mechanism is positioned below the second fixing seat, when the telescopic positioning mechanism stretches, the telescopic positioning mechanism is clamped with the second fixing seat, at the moment, the second fixing seat and the mounting plate are fixed by the telescopic positioning mechanism, when the telescopic positioning mechanism contracts, the telescopic positioning mechanism is separated from the second fixing seat, the telescopic positioning mechanism is connected with the control processing system, and the control processing system controls the stretching and the contraction of the telescopic positioning mechanism; the support is provided with a first positioning hole, the mounting plate is provided with a plurality of second positioning holes which are distributed along an arc shape at intervals, and the mounting plate can be fixed on the support after the spring positioning pin passes through the first positioning hole and one of the second positioning holes; when appearance detection is carried out, firstly, a detector manually operates the first fixing seat to enable the first fixing seat to be locked at a position of 180 degrees, the control processing system controls the telescopic positioning mechanism to extend to fix the mounting plate, the second carrying conveying system carries the bar bundle to the second fixing seat under the control of the control processing system, at the moment, the detector manually operates the first fixing seat again to enable the first fixing seat to rotate to be locked at a position of 0 degrees, at the moment, the first fixing seat is sleeved into the top of the bar bundle to fix the bar bundle, then the fifth cylinder and the sixth cylinder are enabled to work to drive the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be clamped at the middle part of the bar bundle to clamp the bar bundle, at the moment, the control processing system controls the telescopic positioning mechanism to shrink, at the moment, the detector can manually rotate the mounting plate to a position capable of directly observing a certain end face of the bar bundle, at the moment, the mounting plate enables a certain second positioning hole to be aligned with the first positioning hole to be inserted into the first positioning pin to fix the bar bundle, at the moment, whether the bar bundle is qualified or not is fixedly connected with the first positioning hole, and the bar bundle can be observed after the bar positioning pin is positioned.
The first fixing seat comprises a base, a rolling bearing and a positioning ferrule, wherein a through hole penetrating through the base from top to bottom is formed in the base, the rolling bearing is installed at the through hole, the positioning ferrule is coaxially fixed in the rolling bearing, the structure of the second fixing seat is identical to that of the first fixing seat, a V-shaped clamping strip is fixed on the lower end face of the base of the second fixing seat, and a V-shaped clamping groove matched with the V-shaped clamping strip is formed in the telescopic positioning mechanism.
The upper end of the mounting plate is provided with two guide blocks, each guide block is provided with a guide groove extending longitudinally, each guide groove is respectively provided with a guide pin and connected with the base of the first fixing seat, the spring self-locking device comprises a fixed block, a movable block, a spring and a handle, the fixed block is fixed on the mounting plate, the movable block is connected with the fixed block through a pin shaft, the spring is arranged between the fixed block and the movable block and is respectively connected with the fixed block and the movable block, the handle is fixed on the movable block, when the first fixing seat is at a 0-degree position, the spring is in a natural state to bounce the movable block, the movable block is blocked to enable the movable block to move, and at the moment, if the handle is pulled, the movable block is pulled to rotationally compress the spring along the pin shaft, the movable block is separated from the fixed block, and then the movable block is separated from the fixed block to the first fixing seat, and the spring can rotate along with the fixed block, and the fixed seat can rotate again at 180.
Compared with the prior art, the invention has the advantages that the detection equipment of the bar bundles is constructed by a workbench, a material receiving system, two carrying and conveying systems, an image acquisition system, a nuclear leakage detection system, a weighing and bending gauge detection system and a control processing system, wherein the control processing system is respectively connected with the material receiving system, the two carrying and conveying systems, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system, the material receiving system, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system are sequentially arranged on the workbench according to the sequence from front to back, the two carrying and conveying systems are respectively called a first carrying and conveying system and a second carrying and conveying system, the material receiving and conveying system is used for receiving and buffering the bar bundles, the bar bundles at the material receiving system is used for carrying the image acquisition system and the bar bundles at the image acquisition system to the nuclear leakage detection system, the second carrying and the bar bundles at the nuclear leakage detection system are used for carrying the weighing and bending gauge detection system and the bending gauge detection system, the bar bundles at the nuclear leakage detection system are used for carrying the weighing and bending gauge detection system and the appearance gauge detection system, the two carrying systems are used for carrying and the image detection system and the two carrying and the control system are used for detecting the two-type of the image systems and the control system is used for processing the data of the two-quality control system, the two carrying and the control system is used for processing the control of the control system and the control of the quality control system and the control system is used for processing the control of the control system and the control system The invention can realize automatic detection of the bar bundle, has high detection precision, low labor intensity and high detection efficiency, does not generate false detection of missed detection, and has higher safety because of no direct contact between personnel and the bar bundle.
Drawings
FIG. 1 is a perspective view of a detection apparatus for a bundle of rods of the present invention;
FIG. 2 is a perspective view of a receiving system of the detection apparatus of the present invention for a bundle;
FIG. 3 is a perspective view of a handling conveyor system of the inspection apparatus for bundles of sticks of the present invention;
FIG. 4 is a second perspective view of the handling conveyor system of the inspection apparatus for bundles of sticks of the present invention;
FIG. 5 is a perspective view of an image acquisition system of the detection apparatus of the present invention for a bundle of rods;
FIG. 6 is a perspective view of a nuclear leak detection system of the detection apparatus of the present invention for a bundle of rods;
FIG. 7 is a perspective view of a weighing and bending gauge detection system of the detection apparatus of the present invention for a bundle of bars;
FIG. 8 is a perspective view of the appearance inspection system of the inspection apparatus of the present invention in an inspection state;
FIG. 9 is a partial perspective view of the appearance inspection system of the inspection apparatus of the present invention in a charged state;
FIG. 10 is a perspective view of a first holder of the appearance inspection system of the inspection apparatus for bundles of bars of the present invention;
FIG. 11 is a partial side view of an appearance inspection system of the inspection apparatus of the bundles of rods of the present invention;
FIG. 12 is a diagram showing the separation of the second fixing base and the telescopic positioning mechanism in the appearance inspection system of the inspection apparatus for bundles according to the present invention;
Fig. 13 is a schematic diagram showing connection between the first fixing seat and the spring self-locking device in the appearance detection system of the detection device for the bar bundles.
Description of the embodiments
The invention is described in further detail below with reference to the embodiments of the drawings.
Embodiment one: as shown in fig. 1, a detection device for a bundle of bars, comprising a workbench 1, a material receiving system 2, two carrying and conveying systems, an image acquisition system 3, a nuclear leakage detection system 4, a weighing and bending gauge detection system 5, an appearance detection system 6 and a control processing system, wherein the control processing system is respectively connected with the material receiving system 2, the two carrying and conveying systems, the image acquisition system 3, the nuclear leakage detection system 4, the weighing and bending gauge detection system 5 and the appearance detection system 6, the material receiving system 2, the image acquisition system 3, the nuclear leakage detection system 4, the weighing and bending gauge detection system 5 and the appearance detection system 6 are sequentially arranged on the workbench 1 in the order from front to back, the two carrying and conveying systems are respectively called a first carrying and conveying system 7 and a second carrying and conveying system 8, the bundle of bars at the material receiving system 2 is used for carrying the bundle of bars at the image acquisition system 3 and carrying the bundle of bars at the nuclear leakage detection system 4, the second carrying and conveying system 8 is used for carrying the bundle of bars at the image acquisition system 3 to the appearance detection system 4, the weighing and bending gauge detection system 5 and the appearance detection system 6 is used for detecting the bundle of bars at the two ends of the image acquisition system 6, the two carrying and the bundle of bars are used for controlling the weighing and bending gauge detection system 6 is used for carrying and the image processing system, the bundle of bars is used for controlling the bundle of bars and the image processing system is carried by the control system 6, the two carrying and the control conveying systems are used for carrying and the control processing system is used for processing the bundle of the control system is carried by the control system is composed, the control processing system is used for controlling the cooperative work of the material receiving system 2, the two carrying and conveying systems, the image acquisition system 3, the nuclear leakage detection system 4, the weighing and bending gauge detection system 5 and the appearance detection system 6, and obtaining detection results based on images acquired by the image acquisition system 3, vacuum helium data detected by the nuclear leakage detection system 4, and weight and bending degree data detected by the weighing and bending gauge detection system 5.
As shown in fig. 2, in this embodiment, the material receiving system 2 includes a disc 9, a first motor 10, a cam divider 11 and a plurality of material receiving positioning seats 12, the plurality of material receiving positioning seats 12 are mounted on the disc 9 and uniformly distributed along the circumferential direction of the disc 9, the disc 9 is mounted on the cam divider 11, the cam divider 11 is connected with the first motor 10, the first motor 10 drives the disc 9 to rotate through the cam divider 11, the first motor 10 is connected with the control processing system, a first sensor for sensing whether the rod bundles are mounted in the material receiving positioning seats 12 is arranged at each material receiving positioning seat 12, each first sensor is connected with the control processing system, a material taking position is arranged at the material receiving system 2, and when the rod bundle detecting equipment starts to detect, the first motor 10 drives the disc 9 to rotate under the control processing system, so that the material receiving positioning seats 12 mounted with the rod bundles on the disc 9 sequentially rotate to the material taking position to wait for material taking.
As shown in fig. 3 and 4, in the present embodiment, each carrying and conveying system includes a carrying frame 13, a horizontal transverse linear movement mechanism 14, a horizontal longitudinal linear movement mechanism 15, a first vertical linear movement mechanism 16 and a carrying and holding mechanism, the horizontal longitudinal linear movement mechanism 15 is mounted on the horizontal transverse linear movement mechanism 14, the carrying frame 13 is mounted on the horizontal longitudinal linear movement mechanism 15, the first vertical linear movement mechanism 16 is mounted on the carrying frame 13, the carrying and holding mechanism 17 includes a first cylinder 18, a second cylinder 19, two first arc-shaped clamping blocks 20 and two second arc-shaped clamping blocks 21, the two first arc-shaped clamping blocks 20 are both mounted on the output shaft of the first cylinder 18 and are arranged at intervals up and down, the two second arc-shaped clamping blocks 21 are both mounted on the output shaft of the second cylinder 19 and are arranged at intervals up and down, when the output shafts of the first air cylinder 18 and the second air cylinder 19 synchronously shrink, the two first arc-shaped clamping blocks 20 and the two second arc-shaped clamping blocks 21 are correspondingly closed one by one to clamp the bar bundles, when the output shafts of the first air cylinder 18 and the second air cylinder 19 synchronously stretch, the two first arc-shaped clamping blocks 20 and the two second arc-shaped clamping blocks 21 are correspondingly far away, the first air cylinder 18 and the second air cylinder 19 are respectively arranged on the first vertical linear movement mechanism 16 and respectively connected with the control processing system, the first air cylinder 18 and the second air cylinder 19 can synchronously shrink or synchronously stretch under the control of the control processing system, the horizontal transverse linear movement mechanism 14, the horizontal longitudinal linear movement mechanism 15 and the first vertical linear movement mechanism 16 are respectively connected with the control processing system, the horizontal transverse linear movement mechanism 14 can do linear movement along the front-back direction under the control of the control processing system, the horizontal longitudinal linear movement mechanism 15 can linearly move in the left-right direction under the control of the control processing system, the first vertical linear movement mechanism 16 can linearly move in the up-down direction under the control of the control processing system, and the control processing system controls the horizontal transverse linear movement mechanism 14, the horizontal longitudinal linear movement mechanism 15, the first vertical linear movement mechanism 16 and the carrying clasping mechanism to cooperatively work to carry the bar bundles.
As shown in fig. 5, in the present embodiment, the image pickup system 3 includes a marble base 22 mounted on the table 1, a pickup frame 23 mounted on the marble base 22, a second vertical linear motion mechanism 24, a first image pickup device 25 for photographing a top image of the bundle, a second image pickup device 26 for photographing a side image of the bundle, a product turning table 27, a product guard 28, and a second motor 29 for driving the product turning table 27 to turn, the product turning table 27 is mounted on the marble base 22, the product guard 28 is mounted on the product turning table 27, the first image pickup device 25 is mounted on the pickup frame 23 and located right above the product guard 28, the first image pickup device 25 is connected to the control processing system, after the first transfer conveyor system 7 transfers one bundle to the product guard 28, the first image acquisition device 25 shoots the top image of the bundle and sends the top image to the control processing system, the control processing system determines the position of the No. 1 fuel rod based on the identification symbol of each fuel rod displayed in the top image of the bundle, the second vertical linear movement mechanism 24 is installed on the acquisition frame 23, the second image acquisition device 26 is installed on the second vertical linear movement mechanism 24, the second vertical linear movement mechanism 24 and the second motor 29 are both connected with the control processing system, the second motor 29 drives the product rotating table 27 to rotate under the control of the control processing system so that the fuel rods from the No. 1 fuel rod to the last numbered fuel rod in the outermost ring in the bundle in the product protecting seat 28 sequentially enter the shooting area of the second image acquisition device 26, every time one fuel rod enters the shooting area of the second image acquisition device 26, the second vertical linear movement mechanism 24 drives the second image acquisition device 26 to do linear movement along the up-down direction under the control of the control processing system so as to shoot the complete side image of the corresponding fuel rod in the shooting area, the second image acquisition device 26 is connected with the control processing system, the second image acquisition device 26 sends the side image of each fuel rod shot by the second image acquisition device to the control processing system, the control processing system judges whether the size of each fuel rod is qualified or not based on the side image of each fuel rod, and if the size of a certain fuel rod is unqualified, the control processing system outputs the number and unqualified size data of the fuel rod.
As shown in fig. 6, in this embodiment, the nuclear leak detection system 4 includes a detection frame 30, a detection positioning seat 31, a third vertical linear movement mechanism 32, a seal cylinder 33, a vacuuming mechanism, a vacuum gauge and a helium leak detector, the detection frame 30 is mounted on the workbench 1, the detection positioning seat 31 and the third vertical linear movement mechanism 32 are respectively mounted on the detection frame 30, the seal cylinder 33 is located right above the detection positioning seat 31, the seal cylinder 33 is mounted on the third vertical linear movement mechanism 32, after the first transporting and conveying system 7 transports the rod bundle onto the detection positioning seat 31, the third vertical linear movement mechanism 32 is controlled by the control processing system to drive the seal cylinder 33 to move downwards to form a closed space with the detection positioning seat 31, the rod bundle is located in the closed space, at this time, the vacuuming mechanism vacuumizes the closed space under the control processing system, the vacuum gauge detects the vacuum degree of the closed space in real time, after the vacuum degree reaches the vacuum gauge stops working, at this time, the leak detector detects content data in the closed space under the control processing system control processing, and feeds back the control processing conclusion that the helium leak detection system is present in the control processing system.
As shown in fig. 7, in the present embodiment, the weighing and bending gauge detecting system 5 includes a fixing frame 34, an electronic scale 35, a fourth vertical linear movement mechanism 36, a bending gauge 37 and a protective holding assembly, the electronic scale 35 and the fixing frame 34 are respectively mounted on the workbench 1, the fourth vertical linear movement mechanism 36 is mounted on the fixing frame 34, the bending gauge 37 is mounted on the fourth vertical linear movement mechanism 36 and is located right above the electronic scale 35, the protective holding assembly includes a third cylinder 38, a fourth cylinder 39, a third arc clamping block 40 and a fourth arc clamping block 41, the third arc clamping block 40 is mounted on an output shaft of the third cylinder 38, the fourth arc clamping block 41 is mounted on an output shaft of the fourth cylinder 39, when the output shafts of the third cylinder 38 and the fourth cylinder 39 are synchronously contracted, the third arc clamping block 40 and the fourth arc clamping block 41 can clamp the rod bundle close, when the output shafts of the third cylinder 38 and the fourth cylinder 39 are synchronously extended, the third arc-shaped clamping block 40 and the fourth arc-shaped clamping block 41 are separated, the third cylinder 38 and the fourth cylinder 39 are mounted on the fixed frame 34, the third arc-shaped clamping block 40 and the fourth arc-shaped clamping block 41 are positioned above the electronic scale 35, in an initial state, the third arc-shaped clamping block 40 and the fourth arc-shaped clamping block 41 are separated, the electronic scale 35, the fourth vertical linear movement mechanism 36, the third cylinder 38 and the fourth cylinder 39 are all connected with a control processing system, when the second conveying and conveying system 8 conveys the bar bundles onto the electronic scale 35, the electronic scale 35 reads the weight of the bar bundles and feeds back to the control processing system, the control processing system judges whether the weight of the bar bundles is qualified or not, then the control processing system controls the fourth vertical linear movement mechanism 36 to sleeve the bar bundles on the electronic scale 35 from top to bottom with the bending gauge 37, in the sleeving process, if the weight fed back to the control processing system by the electronic scale 35 exceeds the pre-stored reference weight of the control processing system, the bending gauge 37 is indicated to be blocked by bending the rod bundle, at the moment, the control processing system judges that the rod bundle is unqualified and drives the third air cylinder 38 and the fourth air cylinder 39 to synchronously shrink, the third arc clamping block 40 and the fourth arc clamping block 41 are folded to tightly clamp the rod bundle, the control processing system controls the fourth vertical linear movement mechanism 36 to move upwards to reset along with the bending gauge 37 and separate from the rod bundle, the control processing system controls the third air cylinder 38 and the fourth air cylinder 39 to synchronously stretch to reset, and at the moment, the third arc clamping block 40 and the fourth arc clamping block 41 loosen the rod bundle, and the second conveying system 8 can convey the rod bundle to the appearance detection system 6.
In this embodiment, as shown in fig. 8-13, the appearance detection system includes a bracket 42, a mounting plate 43, a first fixing seat 44, a second fixing seat 45, a telescopic positioning mechanism 46, a photoelectric sensor, a spring self-locking device 47, a spring positioning pin 48, a clamping seat 49 and an appearance enclasping mechanism, the bracket 42 is mounted on a workbench, the mounting plate 43 is mounted on the bracket 42 through a rotating shaft 50, the spring self-locking device 47 is mounted at the upper end of the mounting plate 43, the clamping seat 49 is fixed on the mounting plate 43, the first fixing seat 44 is rotatably mounted on the mounting plate 43, the first fixing seat 44 is fixedly connected with the spring self-locking device 47, the spring self-locking device 47 can drive the first fixing seat 44 to rotate 180 degrees, the first fixing seat 44 has a detection position and a charging position, the position of the first fixing seat 44 is taken as the 0 degree position thereof in the detection state, the first fixing seat 44 is located right above the second fixing seat 45 at this time, the first fixing seat 44 is embedded in the clamping seat 49 and is supported by the clamping seat 49 and locked by the spring self-locking device 47, the second fixing seat 45 is fixedly arranged at the lower end of the mounting plate 43, the first fixing seat 44 and the second fixing seat 45 can clamp a bar bundle positioned between the first fixing seat 44 and the second fixing seat 45, the appearance enclasping mechanism comprises a fifth air cylinder 51, a sixth air cylinder 52, a fifth arc clamping block 53 and a sixth arc clamping block 54, the fifth air cylinder 51 and the sixth air cylinder 52 are respectively arranged on the mounting plate 43, the fifth arc clamping block 53 is arranged on an output shaft of the fifth air cylinder 51, the sixth arc clamping block 54 is arranged on an output shaft of the sixth air cylinder 52, the fifth air cylinder 51 and the sixth air cylinder 52 are used for driving the fifth arc clamping block 53 and the sixth arc clamping block 54 to be close to or far away from each other, in an initial state, the fifth arc clamping block 53 and the sixth arc clamping block 54 are in a far away state, when the bar bundles are placed between the first fixing seat 44 and the second fixing seat 45, the fifth air cylinder 51 and the sixth air cylinder 52 can drive the fifth arc-shaped clamping block 53 and the sixth arc-shaped clamping block 54 to be close and then clamp the bar bundles in the middle of the bar bundles; when the first fixing seat 44 is turned over 180 degrees anticlockwise relative to the 0 degree position of the first fixing seat 44 and fixed, the first fixing seat 44 is located at the 180 degree position, namely in a loading state, a photoelectric sensor is arranged on the mounting plate 43 and used for sensing whether the first fixing seat 44 is located at the 0 degree position, the photoelectric sensor is connected with the control processing system, and when the first fixing seat 44 is located at the 0 degree position, the second carrying and conveying system cannot carry the bar bundles into the appearance detection system under the control of the control processing system; the telescopic positioning mechanism 46 is positioned below the second fixed seat 45, when the telescopic positioning mechanism 46 extends, the telescopic positioning mechanism 46 is clamped with the second fixed seat 45, at the moment, the second fixed seat 45 and the mounting plate 43 are fixed by the telescopic positioning mechanism 46, when the telescopic positioning mechanism 46 contracts, the telescopic positioning mechanism 46 is separated from the second fixed seat 45, the telescopic positioning mechanism 46 is connected with the control processing system, and the control processing system controls the extension and contraction of the telescopic positioning mechanism 46; the bracket 42 is provided with a first positioning hole, the mounting plate 43 is provided with a plurality of second positioning holes 55 which are distributed along an arc at intervals, and when the spring positioning pin passes through the first positioning hole and one second positioning hole 55, the mounting plate 43 can be fixed on the bracket 42; when appearance detection is performed, first, a detection person manually operates the first fixing seat 44 to lock the first fixing seat 44 at a 180-degree position, the control processing system controls the telescopic positioning mechanism 46 to stretch to fix the mounting plate 43, the second carrying and conveying system carries the bar bundle into the second fixing seat 45 under the control of the control processing system, at the moment, the detection person manually operates the first fixing seat 44 again to rotate the first fixing seat 44 to lock the position at the 0-degree position, at the moment, the first fixing seat 44 is sleeved on the top of the bar bundle to fix the bar bundle, then the fifth air cylinder 51 and the sixth air cylinder 52 are operated to drive the fifth arc clamping block 53 and the sixth arc clamping block 54 to close and clamp the bar bundle at the middle of the bar bundle, the control processing system controls the telescopic positioning mechanism 46 to shrink, at the moment, the detection person can manually rotate the mounting plate 43 to a position capable of directly observing a certain end face of the bar bundle, fine adjustment of the mounting plate 43 is performed to enable a certain second positioning hole 55 to be aligned with the first positioning hole, at the moment, spring positioning pins 48 are inserted into the first welding point positioning hole and the second positioning hole 55 to fix the bar bundle, at the moment, whether the bar bundle is fixed, and whether all the end faces of the bar bundle are qualified or not can be observed manually.
In this embodiment, the first fixing seat 44 includes a base 56, a rolling bearing 57 and a positioning collar 58, the base 56 is provided with a through hole penetrating up and down, the rolling bearing 57 is installed at the through hole, the positioning collar 58 is coaxially fixed in the rolling bearing 57, the structure of the second fixing seat 45 is the same as that of the first fixing seat 44, a V-shaped clamping strip 59 is fixed on the lower end surface of the base 56 of the second fixing seat 45, a V-shaped clamping groove 60 matched with the V-shaped clamping strip 59 is arranged on the telescopic positioning mechanism 46, and a pull rod 67 for detecting personnel operation is also arranged on the base 56.
In this embodiment, two guide blocks 61 are disposed at the upper end of the mounting plate 43, a longitudinally extending guide groove 62 is disposed on each guide block 61, a guide pin 63 is disposed in each guide groove 62, the guide pin 63 is connected with the base 56 of the first fixing seat 44, the spring self-locking device 47 includes a fixed block 64, a movable block 65, a spring and a pull handle 66, the fixed block 64 is fixed on the mounting plate 43, the movable block 65 is connected with the fixed block 64 through a pin, the spring is mounted between the fixed block 64 and the movable block 65 and is respectively connected with the fixed block 64 and the movable block 65, the pull handle 66 is fixed on the movable block 65, when the first fixing seat 44 is at the 0 degree position, the spring is in a natural state to spring the movable block 65, the fixed block 64 is blocked to be unable to move, at this time, the pull handle 66 pulls the movable block 65 to rotate along the pin to compress the spring, at this time, the movable block 65 is separated from the fixed block 64 along with the first fixing seat 44, and when the first fixing seat 44 rotates to the 180 degrees, the spring is blocked again.

Claims (8)

1. The detection equipment for the bar bundles is characterized by comprising a workbench, a material receiving system, two carrying and conveying systems, an image acquisition system, a nuclear leakage detection system, a weighing and bending gauge detection system, an appearance detection system and a control processing system, wherein the control processing system is respectively connected with the material receiving system, the two carrying and conveying systems, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system, the material receiving system, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system are sequentially arranged on the workbench in sequence from front to back, and the two carrying and conveying systems are respectively called a first carrying and conveying system and a second carrying and conveying system, the receiving system is used for receiving and buffering the bundles, the first conveying system is used for conveying the bundles at the receiving system to the image acquisition system and conveying the bundles at the image acquisition system to the nuclear leakage detection system, the second conveying system is used for conveying the bundles at the nuclear leakage detection system to the weighing and bending gauge detection system and conveying the bundles at the weighing and bending gauge detection system to the appearance detection system, the image acquisition system is used for shooting images of the bundles conveyed to the image acquisition system and sending the images to the control processing system, the nuclear leakage detection system is used for detecting vacuum helium data of the bundles conveyed to the nuclear leakage detection system and sending the vacuum helium data to the control processing system, the weighing and bending gauge detection system is used for detecting weight and bending data of the bar bundles conveyed to the weighing and bending gauge detection system and sending the weight and bending data to the control processing system, the appearance detection system is used for manually detecting appearance defects at two ends of the bar bundles, and the control processing system is used for controlling the material receiving system, the two conveying and conveying systems, the image acquisition system, the nuclear leakage detection system, the weighing and bending gauge detection system and the appearance detection system to work cooperatively and obtaining detection results based on images acquired by the image acquisition system, vacuum helium data detected by the nuclear leakage detection system and weight and bending data detected by the weighing and bending gauge detection system; the nuclear leakage detection system comprises a detection frame, a detection positioning seat, a third vertical linear movement mechanism, a sealing cylinder, a vacuumizing mechanism, a vacuum gauge and a helium leakage detector, wherein the detection frame is arranged on the workbench, the detection positioning seat and the third vertical linear movement mechanism are respectively arranged on the detection frame, the sealing cylinder is arranged right above the detection positioning seat, the sealing cylinder is arranged on the third vertical linear movement mechanism, when the first carrying and conveying system carries a rod bundle onto the detection positioning seat, the third vertical linear movement mechanism is controlled by the control processing system to drive the sealing cylinder to move downwards between the sealing cylinder and the detection positioning seat to form a closed space, the rod bundle is positioned in the closed space, the vacuumizing mechanism vacuumizes the closed space under the control processing system, the vacuum gauge detects the vacuum degree of the closed space in real time, and when the vacuum degree reaches a set value, the vacuumizing mechanism stops working, the detection gauge is driven by the control processing system to draw a conclusion of the control system and the helium leakage detector in the closed space based on the control processing system.
2. The device for detecting the rod bundle according to claim 1, wherein the material receiving system comprises a disc, a first motor, a cam divider and a plurality of material receiving positioning seats, the material receiving positioning seats are arranged on the disc and are uniformly distributed along the circumferential direction of the disc, the disc is arranged on the cam divider, the cam divider is connected with the first motor, the first motor drives the disc to rotate through the cam divider, the first motor is connected with the control processing system, each material receiving positioning seat is provided with a first sensor for sensing whether the rod bundle is arranged in the material receiving positioning seat, each first sensor is connected with the control processing system, the material receiving system is provided with material taking positions, and when the device for detecting the rod bundle starts to detect, the first motor drives the disc to rotate under the control processing system, so that the material receiving positions of the disc are sequentially arranged at the material receiving positions of the material receiving seats.
3. The equipment according to claim 1, wherein each of said handling and transporting systems comprises a handling frame, a horizontal linear movement mechanism, a horizontal longitudinal linear movement mechanism, a first vertical linear movement mechanism, and a handling holding mechanism, respectively, said horizontal longitudinal linear movement mechanism is mounted on said horizontal linear movement mechanism, said handling frame is mounted on said horizontal longitudinal linear movement mechanism, said first vertical linear movement mechanism is mounted on said handling frame, said handling holding mechanism comprises a first cylinder, a second cylinder, two first arc-shaped holding blocks and two second arc-shaped holding blocks, said two first arc-shaped holding blocks are mounted on the output shaft of said first cylinder and are arranged at an upper and lower interval, said two second arc-shaped holding blocks are mounted on the output shaft of said second cylinder and are arranged at an upper and lower interval, when said first cylinder and said output shaft of said second cylinder are contracted synchronously, said two first arc-shaped holding blocks and said two second arc-shaped holding blocks are in contact with each other, said first arc-shaped holding blocks and said second arc-shaped holding blocks are controlled to move synchronously, said first arc-shaped holding blocks and said second arc-shaped holding blocks are arranged synchronously, said first arc-shaped holding blocks and said second arc-shaped holding blocks are moved synchronously with each other, said first arc-shaped holding blocks and said second arc-shaped holding blocks are controlled synchronously when said first cylinder and said first arc-shaped holding blocks are contracted synchronously, respectively, the horizontal longitudinal linear movement mechanism and the first vertical linear movement mechanism are respectively connected with the control processing system, the horizontal transverse linear movement mechanism can linearly move along the front-back direction under the control of the control processing system, the horizontal longitudinal linear movement mechanism can linearly move along the left-right direction under the control of the control processing system, the first vertical linear movement mechanism can linearly move along the up-down direction under the control of the control processing system, and the control processing system controls the horizontal transverse linear movement mechanism, the horizontal longitudinal linear movement mechanism, the first vertical linear movement mechanism and the carrying holding mechanism to cooperatively work so as to carry the bar bundles.
4. The apparatus of claim 1, wherein said image acquisition system comprises a marble base mounted on said work table, an acquisition rack mounted on said marble base, a second vertical linear motion mechanism, a first image acquisition device for capturing an image of the top of the bundle, a second image acquisition device for capturing an image of the side of the bundle, a product turret mounted on said marble base, a product guard mounted on said product turret, and a second motor for driving said product turret, a second vertical linear motion mechanism mounted on said product turret, said first image acquisition device being connected to said control processing system, said first image acquisition device capturing an image of the top of the bundle and transmitting it to said control processing system after said first transport conveyor system transports a bundle onto said product guard, said second vertical linear motion mechanism mounted on said second linear motion mechanism for determining the position of said fuel rod in said control processing system, said second vertical linear motion mechanism mounted on said control rack 1 for capturing a symbol, the second motor drives the product rotating table to rotate under the control of the control processing system, so that the fuel rods with the last number from the number 1 fuel rod to the outermost ring in the rod bundle in the product protection seat sequentially enter the shooting area of the second image acquisition device, each time one fuel rod enters the shooting area of the second image acquisition device, the second vertical linear movement mechanism drives the second image acquisition device to do linear movement along the up-down direction under the control of the control processing system so as to shoot the complete side image of the corresponding fuel rod in the shooting area, the second image acquisition device is connected with the control processing system, the second image acquisition device sends the side image of each fuel rod shot by the second image acquisition device to the control processing system, and the control processing system judges whether the size of each fuel rod is qualified or not based on the side image of each fuel rod, and if the size of a certain fuel rod is unqualified, the control processing system outputs the number and unqualified size data of the fuel rod.
5. The equipment according to claim 1, wherein the weighing and bending gauge detecting system comprises a fixing frame, an electronic scale, a fourth vertical linear motion mechanism, a bending gauge and a protective holding assembly, wherein the electronic scale and the fixing frame are respectively arranged on the workbench, the fourth vertical linear motion mechanism is arranged on the fixing frame, the bending gauge is arranged on the fourth vertical linear motion mechanism and is positioned right above the electronic scale, the protective holding assembly comprises a third cylinder, a fourth cylinder, a third arc-shaped clamping block and a fourth arc-shaped clamping block, the third arc-shaped clamping block is arranged on an output shaft of the third cylinder, the fourth arc-shaped clamping block is arranged on an output shaft of the fourth cylinder, when the output shafts of the third cylinder and the fourth cylinder are synchronously contracted, the third arc-shaped clamping block and the fourth arc-shaped clamping block can clamp the rod bundle, when the output shafts of the third cylinder and the fourth cylinder are synchronously contracted, the third cylinder and the fourth cylinder are synchronously stretched, the third arc-shaped clamping block and the fourth arc-shaped clamping block are respectively arranged on the output shafts of the fourth cylinder, the fourth arc-shaped clamping block and the fourth cylinder are synchronously stretched, the electronic scale is simultaneously carried by the electronic scale and the fourth arc-shaped clamping block, and the fourth arc-shaped clamping block is simultaneously carried by the electronic scale and the fourth arc-shaped clamping block, and the fourth arc-shaped clamping block is simultaneously carried by the electronic scale, the electronic scale reads the weight of the bar bundle and feeds the weight back to the control processing system, the control processing system judges whether the weight of the bar bundle is qualified or not, then the control processing system controls the fourth vertical linear moving mechanism to sleeve the bar bundle on the electronic scale from top to bottom, in the sleeve process, if the weight fed back to the control processing system by the electronic scale exceeds the pre-stored reference weight of the control processing system, the bar bundle is marked to be blocked by bending, at the moment, the control processing system judges that the bar bundle is unqualified and drives the third air cylinder and the fourth air cylinder to synchronously shrink, the third arc clamping block and the fourth arc clamping block close the bar bundle, the control processing system controls the fourth vertical linear moving mechanism to upwards move and reset the bar bundle at the moment and separate from the bar bundle, the control processing system controls the third air cylinder and the fourth air cylinder to synchronously stretch and reset, and the third arc clamping block and the fourth arc clamping block can synchronously shrink the bar bundle, and the third arc clamping block and the fourth arc clamping block can be used for carrying and the bar bundle to be carried to the position where the arc clamping system can be carried.
6. The equipment for detecting the bar bundles according to claim 1, wherein the appearance detection system comprises a bracket, a mounting plate, a first fixing seat, a second fixing seat, a telescopic positioning mechanism, a photoelectric sensor, a spring self-locking device, a spring positioning pin, a clamping seat and an appearance enclasping mechanism, wherein the bracket is mounted on the workbench, the mounting plate is mounted on the bracket through a rotating shaft, the spring self-locking device is mounted at the upper end of the mounting plate, the clamping seat is fixed on the mounting plate, the first fixing seat is rotatably mounted on the mounting plate, the first fixing seat is fixedly connected with the spring self-locking device, the spring self-locking device can drive the first fixing seat to rotate 180 degrees, the first fixing seat has a detection position and a charging position, the position of the first fixing seat is taken as the 0 degree position of the first fixing seat in the detection state, the first fixing seat is positioned right above the second fixing seat, the first fixing seat is embedded into the clamping seat and is supported by the clamping seat and is locked by the spring self-locking device, the second fixing seat is fixedly arranged at the lower end of the mounting plate, the first fixing seat and the second fixing seat can clamp a rod bundle positioned between the first fixing seat and the second fixing seat, the appearance holding mechanism comprises a fifth cylinder, a sixth cylinder, a fifth arc clamping block and a sixth arc clamping block, the fifth cylinder and the sixth cylinder are respectively arranged on the mounting plate, the fifth arc clamping block is arranged on an output shaft of the fifth cylinder, the sixth arc clamping block is arranged on an output shaft of the sixth cylinder, the fifth cylinder and the sixth cylinder are used for driving the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be close or far away, in an initial state, the fifth arc-shaped clamping block and the sixth arc-shaped clamping block are in a far away state, and when a bar bundle is placed between the first fixing seat and the second fixing seat, the fifth cylinder and the sixth cylinder can drive the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be close and then clamp the bar bundle in the middle of the bar bundle; when the first fixing seat is turned over anticlockwise for 180 degrees relative to the 0 degree position of the first fixing seat, the first fixing seat is located at the 180 degrees position, namely in a loading state, the photoelectric sensor is arranged on the mounting plate and used for sensing whether the first fixing seat is located at the 0 degree position or not, the photoelectric sensor is connected with the control processing system, and when the first fixing seat is located at the 0 degree position, the second carrying and conveying system cannot carry the bar bundles into the appearance detection system under the control of the control processing system; the telescopic positioning mechanism is positioned below the second fixing seat, when the telescopic positioning mechanism stretches, the telescopic positioning mechanism is clamped with the second fixing seat, at the moment, the second fixing seat and the mounting plate are fixed by the telescopic positioning mechanism, when the telescopic positioning mechanism contracts, the telescopic positioning mechanism is separated from the second fixing seat, the telescopic positioning mechanism is connected with the control processing system, and the control processing system controls the stretching and the contraction of the telescopic positioning mechanism; the support is provided with a first positioning hole, the mounting plate is provided with a plurality of second positioning holes which are distributed along an arc shape at intervals, and the mounting plate can be fixed on the support after the spring positioning pin passes through the first positioning hole and one of the second positioning holes; when appearance detection is carried out, firstly, a detector manually operates the first fixing seat to enable the first fixing seat to be locked at a position of 180 degrees, the control processing system controls the telescopic positioning mechanism to extend to fix the mounting plate, the second carrying conveying system carries the bar bundle to the second fixing seat under the control of the control processing system, at the moment, the detector manually operates the first fixing seat again to enable the first fixing seat to rotate to be locked at a position of 0 degrees, at the moment, the first fixing seat is sleeved into the top of the bar bundle to fix the bar bundle, then the fifth cylinder and the sixth cylinder are enabled to work to drive the fifth arc-shaped clamping block and the sixth arc-shaped clamping block to be clamped at the middle part of the bar bundle to clamp the bar bundle, at the moment, the control processing system controls the telescopic positioning mechanism to shrink, at the moment, the detector can manually rotate the mounting plate to a position capable of directly observing a certain end face of the bar bundle, at the moment, the mounting plate enables a certain second positioning hole to be aligned with the first positioning hole to be inserted into the first positioning pin to fix the bar bundle, at the moment, whether the bar bundle is qualified or not is fixedly connected with the first positioning hole, and the bar bundle can be observed after the bar positioning pin is positioned.
7. The device for detecting the rod bundles according to claim 6, wherein the first fixing seat comprises a base, a rolling bearing and a positioning ferrule, the base is provided with a through hole penetrating up and down, the rolling bearing is arranged at the through hole, the positioning ferrule is coaxially fixed in the rolling bearing, the second fixing seat has the same structure as the first fixing seat, a V-shaped clamping strip is fixed on the lower end face of the base of the second fixing seat, and the telescopic positioning mechanism is provided with a V-shaped clamping groove matched with the V-shaped clamping strip.
8. The bar bundle detecting device according to claim 7, wherein two guide blocks are disposed between the upper end of the mounting plate, each guide block is provided with a longitudinally extending guide slot, each guide slot is respectively provided with a guide pin, the guide pins are connected with the base of the first fixing seat, the spring self-locking device comprises a fixed block, a movable block, a spring and a handle, the fixed block is fixed on the mounting plate, the movable block is connected with the fixed block through a pin shaft, the spring is mounted between the fixed block and the movable block and is respectively connected with the fixed block and the movable block, the handle is fixed on the movable block, when the first fixing seat is at a 0-degree position, the movable block is sprung up by the spring in a natural state, the fixed block is prevented from moving, when the spring is pulled, the movable block is clamped up by the spring, and when the movable block is pulled down by the spring is compressed by the spring, and the fixed seat is again pivoted to the fixed position by the fixed seat along with the pin shaft, and when the movable block is pivoted by the spring.
CN202011449946.8A 2020-12-11 2020-12-11 Detection equipment for bar bundles Active CN112730443B (en)

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