CN112591184A - Control method of bar scrap core block decontamination packaging system for nuclear industry - Google Patents
Control method of bar scrap core block decontamination packaging system for nuclear industry Download PDFInfo
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- CN112591184A CN112591184A CN202110139014.1A CN202110139014A CN112591184A CN 112591184 A CN112591184 A CN 112591184A CN 202110139014 A CN202110139014 A CN 202110139014A CN 112591184 A CN112591184 A CN 112591184A
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- working area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B17/00—Other machines, apparatus, or methods for packaging articles or materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
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Abstract
The invention relates to a control method of a bar scrap core block decontamination packaging system for nuclear industry, which comprises the following steps: when a material box is detected to exist on the rotary conveyor, the control system sequentially controls the rotary conveyor, the third conveyor in the first working area and the second conveyor in the first working area to transfer the material box to the working area of the lifting and material pouring device in the first working area; when a material box is detected on the lifting and pouring device, the control system controls the lifting and pouring device to lift and turn over a material block in the material box, then pour the material block into the vibrating screen, and quantitatively send the material block to an inner cup on a balance of a second working area through the vibrating screen; when the material block in the inner cup is detected to reach the fixed quantity, the control system controls the robot in the second working area to close the inner cup, and the inner cup after being closed is transferred to the third working area. The method provided by the invention can safely, efficiently and reliably decontaminate and package the bar scrap core blocks.
Description
Technical Field
The invention belongs to the technical field of nuclear industry, and particularly relates to a control method of a bar scrap pellet decontamination packaging system for nuclear industry.
Background
In the production process of fuel pellets in the nuclear industry, a large amount of flying powder is inevitably generated, and if aerosol containing radioactive dust leaks, the aerosol causes great harm to operators, and extremely high requirements on process radiation protection are required. The radiation protection device manufactured by the traditional fuel pellet cannot meet the radiation protection capability required by the packaging manufactured by the fuel pellet.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems in the prior art, the invention provides a control method of a bar scrap core block decontamination and encapsulation system for nuclear industry, which can decontaminate and encapsulate bar scrap core blocks safely, efficiently and reliably.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
a control method of a bar scrap pellet decontamination packaging system for nuclear industry comprises the following steps:
when a material box is detected to exist on the rotary conveyor, the control system sequentially controls the rotary conveyor, the third conveyor in the first working area and the second conveyor in the first working area to transfer the material box to the working area of the lifting and material pouring device in the first working area;
when a material box is detected on the lifting and pouring device, the control system controls the lifting and pouring device to lift and turn over a material block in the material box, then pour the material block into the vibrating screen, and quantitatively send the material block to an inner cup on a balance of a second working area through the vibrating screen;
when the material block in the inner cup is detected to reach a fixed quantity, the control system controls the robot in the second working area to close the inner cup, and the inner cup after being closed is transferred to the third working area;
the control system controls the third working area to place the inner cup filled with materials into the outer cup, the outer cup filled with the inner cup is closed and sealed by welding, and the outer cup is conveyed to the fourth working area after the sealing by welding is completed;
the control system controls the fourth working area to carry out welding seal detection on the welded outer cup, and after the welding seal detection is qualified, the outer cup is placed into a thin-wall container at a sealing station opening of the fourth working area and is covered with a hollow plug;
and the control system controls the fifth working area to weld and cut the thin-wall container and the hollow plug to obtain the lower half part thin-wall container with the outer cup, and controls the discharge loader of the fifth working area to load the lower half part thin-wall container into the hanger, and the discharge loader transfers the hanger to the next working procedure.
Preferably, the method further comprises: the control system controls the fourth working area to perform welding detection on the welded and sealed outer cup, after the detection is unqualified, the fourth working area is controlled to return the welded and unqualified outer cup to the third working area cutting device to cut the outer cup to obtain an inner cup, the inner cup is placed into a new outer cup, the new outer cup is covered with an outer cup cover, and the outer cup cover is welded and sealed;
and after the welding seal is finished, the operation is switched to a fourth working area.
Preferably, the method further comprises:
and manually turning the filled hollow inner cup, the outer cup thin-wall container and the hollow plug into the container from the access door of the fifth working area, temporarily storing the hollow plug beside the sealing station opening of the fourth working area, placing the outer cup in the third working area and opening the cover, placing the inner cup in the second working area and opening the cover, and placing the inner cup in a balance to wait for material receiving.
Preferably, when feed back is required, the method further comprises:
and the control system controls the discharging loader to transfer the hanging bracket into the glove box, the welded thin-wall container inside the glove box is taken out to pass through a fifth working area, a fourth working area and a third working area, the outer thin-wall container is cut off in the third working area, the outer cup inside the thin-wall container is taken out, and then the outer cup is transferred out of the glove box through the second working area and the first working area.
Preferably, the method further comprises: and temporarily storing the outer cup cut by the cutting device on a temporary storage rack for the bag seal of the third working area.
Preferably, the method further comprises: and ejecting the upper half part of the thin-wall container subjected to laser welding cutting from the lower opening of the sealing station opening to a fourth working area by a next thin-wall container, sealing the new thin-wall container at the sealing station opening, and transferring the upper half part of the thin-wall container to a bag sealing temporary storage rack in a third working area through the fourth working area.
Preferably, the method further comprises: and transferring the thin-wall container subjected to the material return cutting to a bag sealing temporary storage rack in a third working area.
Preferably, the method further comprises:
the outer cups are transferred to the tray of the first conveyor, the tray is transferred to the rotary conveyor of the first working area through the first conveyor, and the rotary conveyor sends the tray loaded with the outer cups out of the glove box.
(III) advantageous effects
The invention has the beneficial effects that: the invention provides a control method of a bar scrap core block decontamination packaging system for nuclear industry, which has the following beneficial effects:
(1) the method is safe, efficient and reliable;
(2) avoiding the harm to operators caused by the leakage of the aerosol containing radioactive dust.
Drawings
FIG. 1 is a schematic flow chart of a control method of a bar scrap pellet decontamination packaging system for nuclear industry provided by the invention;
fig. 2 is a schematic structural diagram of a system in an embodiment of a control method of a bar scrap pellet decontamination packaging system for nuclear industry according to the invention.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
As shown in fig. 2: the bar scrap core block decontamination packaging system for the nuclear industry in the embodiment comprises: the device comprises a first working area, a second working area, a third working area, a fourth working area, a fifth working area, a control system and a detection system. The decontamination packaging system in the embodiment is integrally arranged in the glove box, and the glove box has a shielding and protecting function on materials.
The detection system comprises a plurality of detection components which are distributed on the first working area, the second working area, the third working area, the fourth working area and the fifth working area and are used for detecting the states of the equipment, raw materials and even products for executing the working on the detection components and sending the detected state information to the control system in real time.
Detection components herein include, but are not limited to: a plurality of sensors and a plurality of monitoring devices.
Wherein, the first workspace includes at least: the device comprises a rotary conveyor, a first conveyor in a first working area, a second conveyor in the first working area, a third conveyor in the first working area, a pushing device in the first working area, a lifting and material pouring device and a vibrating screen.
As shown in fig. 1: the embodiment discloses a control method of a bar scrap core block decontamination packaging system for nuclear industry, which comprises the following steps:
when a material box is detected on the rotary conveyor, the control system sequentially controls the rotary conveyor, the third conveyor of the first working area and the second conveyor of the first working area to transfer the material box to the working area of the lifting and material pouring device of the first working area.
In detail, when the upstream device places the magazine with the pellets on the rotary conveyor, the magazine is detected by the detection system, at this time, the control system controls the rotary conveyor to transfer the magazine to the third conveyor in the first working area, then controls the first working area pushing device to push the magazine from the third conveyor in the first working area to the second conveyor in the first working area, and then the magazine is transferred to the working area of the lifting and dumping device by the second conveyor in the first working area.
When the material box is detected to be arranged on the lifting and pouring device, the control system controls the lifting and pouring device to lift and turn over the material blocks in the material box, then pour the material blocks into the vibrating screen, and quantitatively send the material blocks to the inner cup on the balance of the second working area through the vibrating screen.
It should be noted here that the second work area includes at least: a second workspace truss robot: the cup is used for disassembling the inner cup, closing the cover, transferring the inner cup and transferring the outer cup; balance weighing system: the quantitative charging device is used for quantitatively charging the inner cup; inner cup dismantling device: the cup clamping device is used for clamping the inner cup and is matched with the inner cup of the robot to disassemble the cup mounting cover; a second workspace conveyor: transporting the outer cup and the inner cup.
When the material block in the inner cup is detected to reach the fixed quantity, the control system controls the truss robot in the second working area to close the inner cup, and the inner cup after being closed is transferred to the third working area.
And the control system controls the third working area to place the inner cup filled with materials into the outer cup, closes the cover of the outer cup filled with the inner cup and seals the outer cup by welding, and sends the outer cup filled with the inner cup to the fourth working area after the sealing is finished.
Here, it should be noted that: the third working area includes at least: a third working area truss robot: transferring the inner cup and the outer cup, detaching the outer cup, filling the cups and closing the covers; welding the upper half part and the lower half part of the cut thin-wall container. A welding and sealing device: and welding and sealing the outer cup with the inner cup. Outer cup tears a glass device open: the outer cup is clamped and embraced, and the outer cup is disassembled and closed. A cutting device: and cutting the unqualified outer cup, and cutting the lower half part of the welded and cut thin-wall container. A third work area conveyor: and conveying the outer cup, and welding the upper half part and the lower half part of the cut thin-wall container.
And the control system controls the fourth working area to carry out welding seal detection on the welded outer cup, and after the welding seal detection is qualified, the outer cup is placed into a thin-wall container at a sealing station opening of the fourth working area and is covered with a hollow plug.
Here, it should be noted that: the fourth working area includes at least: fourth workspace truss robot: the transfer outer cup, the hollow plug, the upper half part and the lower half part of the welded and cut thin-wall container. Welding and sealing the inspection device: and (5) checking the sealing performance of the welded outer cup. One hanger is provided with two welded and cut thin-wall container lower halves, and the hanger is transferred to a next working procedure after the assembly is finished.
And the control system controls the fifth working area to weld and cut the thin-wall container and the hollow plug to obtain the lower half part thin-wall container with the outer cup, and controls the discharge loader of the fifth working area to load the lower half part thin-wall container into the hanger, and the discharge loader transfers the hanger to the next working procedure.
Here, it should be noted that: the fifth working area includes at least: fifth workspace truss robot: transport thin-walled container (welded before and after welding), outer cup, hollow stopper. Translation elevating gear: and transferring the thin-wall container, and matching with a laser welding and cutting device. A laser welding device: welding the thin-walled container and the hollow plug; laser cutting device: and cutting the welded thin-wall container. Sealing the station port device: for sealing the fourth and fifth working areas. Fifth work area conveyor: transporting thin-walled containers. A discharging loader: the lower half thin-wall container is loaded into the hanger, the cover of the hanger is dismounted, and the hanger is transported.
The sealing station ports in the embodiment are the sealing boundaries of the strokes of the first four working areas and the fifth working area of the decontamination packaging system in the glove box, the first four areas have the pollution sealing requirements, and the fifth working area has no pollution and is a clean area.
The control method of the bar scrap core block decontamination packaging system for the nuclear industry provided in the embodiment further includes: the control system controls the fourth working area to carry out welding detection on the outer cup subjected to welding, after the detection is unqualified, the fourth working area is controlled to return the outer cup subjected to welding disqualification to the third working area cutting device to cut to obtain an inner cup, the inner cup is placed into a new outer cup, and the inner cup cover and the outer cup cover are placed into the new outer cup and are welded and sealed;
and after the welding seal is finished, the operation is switched to a fourth working area.
The control method of the bar scrap core block decontamination packaging system for the nuclear industry provided in the embodiment further includes: and manually turning the filled hollow inner cup, the outer cup thin-wall container and the hollow plug into the container from the access door of the fifth working area, temporarily storing the hollow plug beside the sealing station opening of the fourth working area, placing the outer cup in the third working area and opening the cover, placing the inner cup in the second working area and opening the cover, and placing the inner cup in a balance to wait for material receiving.
The control method of the bar scrap core block decontamination packaging system for the nuclear industry provided in the embodiment further comprises the following steps when the material return is required:
and the control system controls the discharging loader to transfer the hanging bracket into the glove box, the welded thin-wall container inside the glove box is taken out to pass through a fifth working area, a fourth working area and a third working area, the outer thin-wall container is cut off in the third working area, the outer cup inside the thin-wall container is taken out, and then the outer cup is transferred out of the glove box through the second working area and the first working area.
The control method of the system for decontamination and encapsulation of the scrap block of the bar stock for the nuclear industry provided in the embodiment further includes: and temporarily storing the outer cup cut by the cutting device on a temporary storage rack for the bag seal of the third working area.
The control method of the bar scrap core block decontamination packaging system for the nuclear industry provided in the embodiment further includes: and ejecting the upper half part of the thin-wall container subjected to laser welding cutting from the lower opening of the sealing station opening to a fourth working area by a next thin-wall container, sealing the new thin-wall container at the sealing station opening, and transferring the upper half part of the thin-wall container to a bag sealing temporary storage rack in a third working area through the fourth working area.
And transferring the thin-wall container subjected to the material return cutting to a bag sealing temporary storage rack in a third working area.
The method described in this embodiment further includes: the outer cups are transferred to the tray of the first conveyor, the tray is transferred to the rotary conveyor of the first working area through the first conveyor, and the rotary conveyor sends the tray loaded with the outer cups out of the glove box.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive efforts, which shall fall within the scope of the present invention.
Claims (8)
1. A control method of a bar scrap pellet decontamination packaging system for nuclear industry is characterized by comprising the following steps:
when a material box is detected to exist on the rotary conveyor, the control system sequentially controls the rotary conveyor, the third conveyor in the first working area and the second conveyor in the first working area to transfer the material box to the working area of the lifting and material pouring device in the first working area;
when a material box is detected on the lifting and pouring device, the control system controls the lifting and pouring device to lift and turn over a material block in the material box, then pour the material block into the vibrating screen, and quantitatively send the material block to an inner cup on a balance of a second working area through the vibrating screen;
when the material block in the inner cup is detected to reach a fixed quantity, the control system controls the robot in the second working area to close the inner cup, and the inner cup after being closed is transferred to the third working area;
the control system controls the third working area to place the inner cup filled with materials into the outer cup, the outer cup filled with the inner cup is closed and sealed by welding, and the outer cup is conveyed to the fourth working area after the sealing by welding is completed;
the control system controls the fourth working area to carry out welding seal detection on the welded outer cup, and after the welding seal detection is qualified, the outer cup is placed into a thin-wall container at a sealing station opening of the fourth working area and is covered with a hollow plug;
and the control system controls the fifth working area to weld and cut the thin-wall container and the hollow plug to obtain the lower half part thin-wall container with the outer cup, and controls the discharge loader of the fifth working area to load the lower half part thin-wall container into the hanger, and the discharge loader transfers the hanger to the next working procedure.
2. The method of claim 1,
the method further comprises the following steps: the control system controls the fourth working area to perform welding detection on the welded and sealed outer cup, after the detection is unqualified, the fourth working area is controlled to return the welded and unqualified outer cup to the third working area cutting device to cut the outer cup to obtain an inner cup, the inner cup is placed into a new outer cup, the new outer cup is covered with an outer cup cover, and the outer cup cover is welded and sealed;
and after the welding seal is finished, the operation is switched to a fourth working area.
3. The method of claim 1,
the method further comprises the following steps: and manually turning the filled hollow inner cup, the outer cup thin-wall container and the hollow plug into the container from the access door of the fifth working area, temporarily storing the hollow plug beside the sealing station opening of the fourth working area, placing the outer cup in the third working area and opening the cover, placing the inner cup in the second working area and opening the cover, and placing the inner cup in a balance to wait for material receiving.
4. The method of claim 1,
when feed back is needed, the method further comprises the following steps: and the control system controls the discharging loader to transfer the hanging bracket into the glove box, the welded thin-wall container inside the glove box is taken out to pass through a fifth working area, a fourth working area and a third working area, the outer thin-wall container is cut off in the third working area, the outer cup inside the thin-wall container is taken out, and then the outer cup is transferred out of the glove box through the second working area and the first working area.
5. The method of claim 4,
the method further comprises the following steps: and temporarily storing the outer cup cut by the cutting device on a temporary storage rack for the bag seal of the third working area.
6. The method of claim 5,
the method further comprises the following steps: and ejecting the upper half part of the thin-wall container subjected to laser welding cutting from the lower opening of the sealing station opening to a fourth working area by a next thin-wall container, sealing the new thin-wall container at the sealing station opening, and transferring the upper half part of the thin-wall container to a bag sealing temporary storage rack in a third working area through the fourth working area.
7. The method of claim 4,
the method further comprises the following steps: and transferring the thin-wall container subjected to the material return cutting to a bag sealing temporary storage rack in a third working area.
8. The method of claim 4,
the method further comprises the following steps:
the outer cups are transferred to the tray of the first conveyor, the tray is transferred to the rotary conveyor of the first working area through the first conveyor, and the rotary conveyor sends the tray loaded with the outer cups out of the glove box.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110139014.1A CN112591184B (en) | 2021-02-02 | 2021-02-02 | Control method of bar scrap core block decontamination packaging system for nuclear industry |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110139014.1A CN112591184B (en) | 2021-02-02 | 2021-02-02 | Control method of bar scrap core block decontamination packaging system for nuclear industry |
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| CN112591184A true CN112591184A (en) | 2021-04-02 |
| CN112591184B CN112591184B (en) | 2021-06-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107248A (en) * | 1993-03-08 | 1995-08-23 | 英国核子燃料公司 | Loading nuclear fuel pellets into cladding tubes |
| JP2000028796A (en) * | 1998-07-08 | 2000-01-28 | Kobe Steel Ltd | Device for storing radioactive waste |
| CN109887634A (en) * | 2019-02-26 | 2019-06-14 | 阳江核电有限公司 | A kind of management method for nuclear power plant's radioactivity combustible waste |
| CN110606269A (en) * | 2018-06-15 | 2019-12-24 | Gns核能服务有限公司 | Container and container assembly for holding radioactive waste |
| CN210973801U (en) * | 2019-07-09 | 2020-07-10 | 江苏希捷新能源工程技术有限公司 | Automatic seal cover taking system for nuclear waste steel drum |
| CN112242207A (en) * | 2020-12-18 | 2021-01-19 | 杭州景业智能科技股份有限公司 | Method and system for packaging radioactive material container in nuclear industry |
-
2021
- 2021-02-02 CN CN202110139014.1A patent/CN112591184B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107248A (en) * | 1993-03-08 | 1995-08-23 | 英国核子燃料公司 | Loading nuclear fuel pellets into cladding tubes |
| JP2000028796A (en) * | 1998-07-08 | 2000-01-28 | Kobe Steel Ltd | Device for storing radioactive waste |
| CN110606269A (en) * | 2018-06-15 | 2019-12-24 | Gns核能服务有限公司 | Container and container assembly for holding radioactive waste |
| CN109887634A (en) * | 2019-02-26 | 2019-06-14 | 阳江核电有限公司 | A kind of management method for nuclear power plant's radioactivity combustible waste |
| CN210973801U (en) * | 2019-07-09 | 2020-07-10 | 江苏希捷新能源工程技术有限公司 | Automatic seal cover taking system for nuclear waste steel drum |
| CN112242207A (en) * | 2020-12-18 | 2021-01-19 | 杭州景业智能科技股份有限公司 | Method and system for packaging radioactive material container in nuclear industry |
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