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CN201540748U - Vacuum sucking disc device - Google Patents

Vacuum sucking disc device Download PDF

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Publication number
CN201540748U
CN201540748U CN2009202177829U CN200920217782U CN201540748U CN 201540748 U CN201540748 U CN 201540748U CN 2009202177829 U CN2009202177829 U CN 2009202177829U CN 200920217782 U CN200920217782 U CN 200920217782U CN 201540748 U CN201540748 U CN 201540748U
Authority
CN
China
Prior art keywords
vacuum
gas
pellet
sucking disc
gas passage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009202177829U
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Chinese (zh)
Inventor
孙瑞平
翟家海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Nuclear Power Engineering Co Ltd
Original Assignee
China Nuclear Power Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Nuclear Power Engineering Co Ltd filed Critical China Nuclear Power Engineering Co Ltd
Priority to CN2009202177829U priority Critical patent/CN201540748U/en
Application granted granted Critical
Publication of CN201540748U publication Critical patent/CN201540748U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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  • Monitoring And Testing Of Nuclear Reactors (AREA)

Abstract

The utility model relates to the technical field of the preparation of the nuclear fuel element pellet and particularly discloses a vacuum sucking disc device. The utility model is characterized in that (1) the vacuum sucking disc device can be reliably suitable for a certain length difference and diameter difference of the pellet green body and has reliable sucking and releasing functions, and an adopted flexible vacuum sucking disc not only guarantees reliable contact with the pellet green body, but also cannot influence the physical state of the pellet green body and has high production efficiency and high reliability; (2) the combination of a vacuum generator with a gas processing system and a blowback system not only can generate the required local vacuum state, but also can generate the required positive pressure blowback airflow, and the vacuum sucking disc device can be directly applied to the compressed air drive on the production line and has good economy and adaptability; and (3) the vacuum sucking disc device meets the requirement for continuous and reliable production in the process of preparing the nuclear fuel element production line pellet.

Description

Vacuum chuck device
Technical field
The utility model belongs to nuclear fuel element pellet preparing technical field, is specifically related to a kind of vacuum chuck device.
Background technology
At present in China's Nuclear Fuel Element Production Line pellet preparation section, though the presurized water reactor model is multiple, powder of uranium dioxide enrichment difference, the production of its corresponding fuel element also is not quite similar, but the production operation flow process is roughly the same: after rotary press compression moulding, the pellet green compact are the continuous discharging of erectility, by manually with the pellet green compact vertically or horizontal codes be contained on the molybdenum boat dividing plate, after treating to place the pellet green compact of enough line numbers on the dividing plate, layering is put in the molybdenum boat again, manually the pellet green compact is carried to high temperature sintering furnace then.Aforesaid operations mode labor strength is big, production efficiency is low, and radiation dose is also bigger; The transhipment of manually-operated simultaneously operation is more, easily causes pellet green compact unfilled corner, falls surface imperfection such as slag, and open-sky technique does not meet the more strict environmental requirement of country yet simultaneously.
In typical case's presurized water reactor Nuclear Fuel Element Production Line pellet preparation section, the rotational forming press of employing calculates by the output of 150/min platform, and the pellet green compact are pressed 5.8g (UO 2(its physical dimension is that Φ 8.43 * 10mm) calculates to)/piece, and the output of this rotational forming press is 150 * 5.8 * 60 * 0.88/1000=46kg (U)/h.A rotary press calculates by producing 22h every day, and its day output will reach 1000kg (U)/d.Push away the boat sintering furnace and calculate by moving 24h every day, output can reach about 720kg (U)/d platform.Above-mentioned rotational forming press and high temperature sintering furnace are by technology arrangement, and quantity all disposes 2.Consider overflowing of on-the-spot radiation dose of control and micro-dust, the rotational forming press is all made local relative closed processes with high temperature sintering furnace, and by present mode of operation, all there are adverse effects such as the operating space is little, action is limited in artificial charging and discharging.For mating with above-mentioned two equipment capacities, need the pellet green compact weight of people's frock, transhipment to reach about 1700kg/d, the transhipment molybdenum boat adds that pellet green compact weight will reach (the heavy 20kg of boat) about the 60kg/ molybdenum boat, press 2 classes/day of design operation staffings, 6 people/classes, wherein pellet green compact dress Zhouren person 2 people, carrying personnel 1 people, then need adorn boat weight and will reach 705kg/ class, carrying weight will reach 850kg/ class, and intensity is quite big.In the commentaries on classics of pellet green compact, the process of assembling, the pellet green compact directly contact with operating personnel with radioactive dust, and bright through theoretical reckoner, personnel's radiation duration will reach for 6 day for human beings.
Pellet green compact dress, transhipment link two ends directly connect pellet compacting and two key equipments of pellet sintering, and its technical capability directly has influence on the qualification and the production efficiency of product.Therefore, from production efficiency mate, reduce labor intensity, improve the production economic benefit, be beneficial to anti-radiation protection etc. many aspects consider, need research and development knockout block green body adorn automatically that the necessary pellet green compact of boat device are drawn, releasing means.
At present, every profession and trade is existing at home uses widely for the pneumatic drive technology, particularly is applied to automated production fields such as action execution, process processing, has good economy performance, simple structure, advantage that adaptability is high.In China's Nuclear Fuel Element Production Line, pneumatics is applied in the automated production equipments such as pellet tubulature device, fuel rod transmission line, pellet grinding transfer matic already, and its actual performance is well tested, and effect is obvious.Wherein, the combination of source of the gas processing unit, the related correlation technique of blowback unit combination that this patent is discussed, associated row can provide reliably already, effective technical support and finished industrial product, and also the engineering construction for this patent provides the good basis condition.
Summary of the invention
The purpose of this utility model is to provide a kind of can prepare the vacuum chuck device of certain applications at the Nuclear Fuel Element Production Line pellet, can satisfy the quantity-produced needs, and contact is soft, release is controlled, compact conformation, integrated level height, reliable in action.
The technical solution of the utility model is as follows:
A kind of vacuum chuck device, it comprises installation base plate, wherein: this installation base plate axially have vertical gas passage, longitudinally gas passage is uniform offers some sealed at both ends horizontal gas passages, uniform several and the threaded hole that the installation base plate lower surface is communicated with offered on every horizontal gas passage, vacuum cup is installed by threaded hole; The one end sealing of described vertical gas passage, the other end is provided with T connector; Described T connector is provided with three gas openings, and each open interior communicates.
In above-mentioned vacuum chuck device: described vacuum chuck device comprises that also a termination receives compressed-air actuated source of the gas processing unit and blowback unit combination and vacuum generator, and the outlet side of source of the gas processing unit connects an air intake opening of vacuum generator by tracheae; Exhausr port of this vacuum generator upper shed, another air intake opening of vacuum generator and the gas outlet of blowback unit combination are communicated with vacuum cup respectively, one of them opening of T connector is connected vertical gas passage, and two other opening connects the gas outlet of the air intake opening and the purge gas unit of vacuum generator respectively.
In above-mentioned vacuum chuck device: the two ends of described horizontal gas passage are provided with plug, and gas is sealed in passage; One end of described vertical gas passage is by installing the plug sealing.
The beneficial effects of the utility model: (1) can reliably adapt to the certain length difference of pellet green compact, diameter is poor, has reliable absorption, release function; The flexible vacuum cup that adopts had both guaranteed reliably to contact with the pellet green compact, can not influence pellet green compact physical state, production efficiency height, reliability height again; (2) combination of vacuum generator and gas handling system, blowback system both can produce required parital vacuum state, also can produce required malleation blowback air-flow.Vacuum chuck device can directly be used the compressed air-driven on the production line, possesses good and economic and suitable dress property; (3) satisfy continuous in the Nuclear Fuel Element Production Line pellet preparation section, the reliable needs of producing.
Description of drawings
Fig. 1 is the scheme of installation of vacuum chuck device of the present invention;
Fig. 2 is the mounting board structure synoptic diagram of vacuum chuck device of the present invention;
Among the figure: 1. plug; 2. installation base plate; 3. threaded hole; 4. vacuum generator; 5. source of the gas processing unit combination; 6. blowback unit combination; 7. pneumatic element installing plate; 8.T type joint; 9. vacuum cup; 10. horizontal gas passage; 11. vertical gas passage; 12. air intake opening; 13. air intake opening; 14. gas outlet; 15. exhausr port.
Embodiment
Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail.
As shown in Figure 1, branch's module of hand switch valve, filtering pressure reducing valve (band tensimeter), electromagnetic switch valve, safety actuated valve, band pressure switch, gas-tpe fitting etc. are combined into source of the gas processing unit combination 5, its model is: FRCS-1/2-D-MAXI-KF-A, adapt to bleed pressure 0.6MPa, possess processing capacities such as start and stop, safeguard protection, automatic draining; Hand switch valve, filtering pressure reducing valve (band tensimeter), switch valve, gas-tpe fitting etc. are combined into blowback unit combination 6, wherein switch valve is that two-bit triplet, list are automatically controlled, the direct-acting electromagnetic valve of normally closed pattern, its model is: MHE2-M1H-3/2G-QS4-K, adapt to bleed pressure 0.6MPa, have the function that response is quick, exhaust can realize flow control, the acting force that produces at vacuum cup 9 lip places during with the assurance blowback is controlled.Vacuum cup 9 has following technical parameter: sucker diameter 8mm; Effective air-breathing diameter 5.5mm; Flexible structure, the 1.5 layers of fold that spirals, the sucker shore hardness of materials is 60 ± 5, its model is: VASB-8-M5-SI.Vacuum generator 4 has 12,13, one exhausr ports 15 of two air intake openings for PIAB produces.
Installation base plate 2 axially have vertical gas passage 11, longitudinally gas passage 11 is uniform offers 9 horizontal gas passages 10, uniformly on every horizontal gas passage 10 offer 16 threaded holes 3 that are communicated with installation base plate 2 lower surfaces, vacuum cup 9 is installed by threaded hole 3.
During installation, vacuum cup 9 usefulness special spanners are screwed into the M5 threaded hole 3 of installation base plate 2 bottoms by the moment requirement, amount to install and be vacuum cups 9 arranged, 9 * 16 quantity, should be coated with at the threaded hole place during installation with an amount of vacuum compound to guarantee sealing effectiveness, will guarantee to install each vacuum cup 9 flexible lips lower surface of back simultaneously and be positioned at same plane; After vacuum cup 9 installations, adjustment are finished, plug 1 cock is gone in the threaded hole at installation base plate 2 horizontal gas passages 10 two ends, and plug 1 and T connector 8 screwed in respectively in the corresponding threaded hole in vertical gas passage 11 two ends, should be coated with an amount of vacuum compound at the screw thread place before being screwed into.Source of the gas processing unit combination 5, blowback unit combination 6 are installed on pneumatic element installing plate 7 fronts by screw, again pneumatic element installing plate 7 vertically are installed on installation base plate 2 tops.After above-mentioned installation, connection are finished, connect successively with tracheae that vacuum generator 4 entrance point gas-tpe fittings make up 5 endpiece gas-tpe fittings with the source of the gas processing unit, vacuum generator 4 entrance point gas-tpe fittings are connected with another take-off connection of T connector 8 with 8 one take-off connections of T connector, the blowback unit combination 6 endpiece gas-tpe fittings of installation base plate 2 main pipe rail interfaces, and guarantee that the sealing of each connecting interface place reliably do not reveal, promptly finish the assembling of vacuum chuck device.
During use, two-dimentional machinery hand-drive installation base plate 2 is to low level, the pellet green compact for the treatment of rotational forming press compacting through state exchange (uprightly to level), fixed length, on request be arranged in row after, pressurized air drives vacuum generator 4 by source of the gas processing unit combination 5, and then produces parital vacuum at each vacuum cup 9 lip place; The downward fine motion of two-dimentional machinery hand, each vacuum cup 9 on the drive installation substrate 2 reliably contact with the pellet green compact and reliable the absorption; Vacuum generator 4 should possess enough abilities, even pellet green compact lazy weight or scarce being listed as when causing some vacuum cup 9 to fail to be drawn to the pellet green compact are unlikely to influence the absorption ability of other vacuum cups 9; The two-dimentional machinery hand make progress action, translation motion, by number of plies requirement to molybdenum boat descend put in place after, 6 actions of blowback unit combination, destroy the parital vacuum state at vacuum cup 9 lip places, to guarantee reliably to discharge the pellet green compact, also guarantee that blowback power is unlikely to powerful release of pellet green compact caused damaging simultaneously.

Claims (3)

1. vacuum chuck device, it comprises installation base plate (2), it is characterized in that: described installation base plate (2) axially have vertical gas passage (11), longitudinally gas passage (11) is uniform offers some sealed at both ends horizontal gas passages (10), every horizontal gas passage (10) is gone up the uniform threaded hole (3) that several are communicated with installation base plate (2) lower surface of offering, and vacuum cup (9) is installed by threaded hole (3); The one end sealing of described vertical gas passage (11), the other end is provided with T connector (8); Described T connector (8) is provided with three gas openings, and each open interior communicates.
2. a kind of vacuum chuck device as claimed in claim 1, it is characterized in that: described vacuum chuck device comprises that also a termination receives compressed-air actuated source of the gas processing unit (5) and blowback unit combination (6) and vacuum generator (4), and the outlet side of source of the gas processing unit (5) connects an air intake opening (13) of vacuum generator (4) by tracheae; This vacuum generator (4) exhausr port of upper shed (15), another air intake opening (12) of vacuum generator (4) and the gas outlet (14) of blowback unit combination (6) are communicated with vacuum cup (9) respectively, one of them opening of T connector (8) is connected vertical gas passage (11), and two other opening connects the air intake opening (12) of vacuum generator (4) and the gas outlet (14) of purge gas unit (6) respectively.
3. vacuum chuck device as claimed in claim 1 or 2 is characterized in that: the two ends of described horizontal gas passage (10) are provided with plug (1), and gas is sealed in passage; One end of described vertical gas passage (11) is by installing plug (1) sealing.
CN2009202177829U 2009-09-29 2009-09-29 Vacuum sucking disc device Expired - Fee Related CN201540748U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202177829U CN201540748U (en) 2009-09-29 2009-09-29 Vacuum sucking disc device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202177829U CN201540748U (en) 2009-09-29 2009-09-29 Vacuum sucking disc device

Publications (1)

Publication Number Publication Date
CN201540748U true CN201540748U (en) 2010-08-04

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102179881A (en) * 2011-04-01 2011-09-14 石金精密科技(深圳)有限公司 System for adsorbing and fixing plane thin plate
CN102431787A (en) * 2011-11-28 2012-05-02 四川长虹电器股份有限公司 Method for removing impurities of vacuum chuck
CN109926342A (en) * 2019-03-27 2019-06-25 杭州翼道智能科技有限公司 A kind of efficient sorting system of express delivery and its method for sorting

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102179881A (en) * 2011-04-01 2011-09-14 石金精密科技(深圳)有限公司 System for adsorbing and fixing plane thin plate
CN102431787A (en) * 2011-11-28 2012-05-02 四川长虹电器股份有限公司 Method for removing impurities of vacuum chuck
CN109926342A (en) * 2019-03-27 2019-06-25 杭州翼道智能科技有限公司 A kind of efficient sorting system of express delivery and its method for sorting

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100804

Termination date: 20180929

CF01 Termination of patent right due to non-payment of annual fee