JPS639895A - End plug feeder for nuclear fuel rod - Google Patents

End plug feeder for nuclear fuel rod

Info

Publication number
JPS639895A
JPS639895A JP61154556A JP15455686A JPS639895A JP S639895 A JPS639895 A JP S639895A JP 61154556 A JP61154556 A JP 61154556A JP 15455686 A JP15455686 A JP 15455686A JP S639895 A JPS639895 A JP S639895A
Authority
JP
Japan
Prior art keywords
end plug
fuel rod
gripping
plug
plugs
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.)
Pending
Application number
JP61154556A
Other languages
Japanese (ja)
Inventor
花見　英徳
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.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
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 Shimadzu Corp filed Critical Shimadzu Corp
Priority to JP61154556A priority Critical patent/JPS639895A/en
Publication of JPS639895A publication Critical patent/JPS639895A/en
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 （イ）産業上の利用分野 本発明は原子燃料棒の端栓溶接工程においで、燃料棒に
対して端栓を供給するＶｃｒＩｌの改良に関する。DETAILED DESCRIPTION OF THE INVENTION (A) Field of Industrial Application The present invention relates to an improvement in VcrIl for supplying end plugs to fuel rods in a nuclear fuel rod end plug welding process.

（ロ）従来の技術 端栓の供給単位が比較的少ない場合は、交換装置又は供
給単位毎の交換作業を要し、一方端栓の連続自動供給の
ためには、複雑な端栓自動供給装置などを必要とする。(B) Conventional technology When the number of supply units of end plugs is relatively small, a replacement device or a replacement work for each supply unit is required. etc. are required.

（ハ）発明が解決しようとする間履点 端栓把持・圧入機構への端栓の供給に際し、供給部での
端栓の一時収容本数が少ないと、この部分のカートリッ
ジを交換するための作業中断又はカートリッジ交換装置
を必要とする。(c) When supplying end plugs to the intermediate stop end plug gripping and press-fitting mechanism that the invention seeks to solve, if the number of end plugs temporarily accommodated in the supply section is small, the work to replace the cartridge in this part will be required. Requires interruption or cartridge replacement equipment.

更に端栓の連続自動供給のためには、少なくとも１回分
の端栓を順序に従って収納したマグノンを溶接室に導入
しておき、複雑な移送機構によって供給する必要がある
。Furthermore, in order to continuously and automatically supply end plugs, it is necessary to introduce a magnon containing at least one batch of end plugs in order into the welding chamber, and to supply the end plugs by a complicated transfer mechanism.

本発明は上記間Ｔ１点を除き、所！本数だけの端栓を一
回の動咋で溶接室内に導入でき、該端栓を簡単な！ｌ！
！構を用い、定められた順序に従って収納箱から直接取
出し、移送し、かつ、燃料棒に装着するようにした端栓
供給装置を提供することを目的とする。The present invention is applicable except for the above-mentioned point T1. You can introduce the same number of end plugs into the welding chamber with one movement, making it easy to install the end plugs! l!
! An object of the present invention is to provide an end plug supply device which can be directly taken out from a storage box according to a predetermined order, transferred, and attached to a fuel rod using a structure.

（ニ）問題点を解決するための手段 上記目的を達成するため本発明の構成は次の通りとする
。即ち、複数の端栓が燃料棒挿入側を上向きにして配列
された端栓格納箱と、前記端栓を１個宛把持し移送する
端栓移送８！１構と、軸線まわりに口伝自在とされ、前
記端栓移送機構がら端栓を受取って把持し、かつ、軸線
が鉛直方向および水平方向に向くよう鉛直面内で揺動自
在とされた端栓把持部を持っ端栓把持回転８！溝と、緩
衝手段を内蔵し、前記端栓把持回転機構を水平方向へ移
動させる端栓圧入機構とを含むことである。(d) Means for Solving the Problems In order to achieve the above object, the present invention has the following configuration. That is, there is an end plug storage box in which a plurality of end plugs are arranged with the fuel rod insertion side facing upward, an end plug transfer 8!1 structure that grasps and transfers the end plugs one by one, and a mechanism that can be freely transmitted around the axis. The end plug transfer mechanism receives and grips the end plug, and has an end plug gripping portion that is swingable in a vertical plane so that its axis is oriented in the vertical and horizontal directions, and the end plug is gripped and rotated 8! The end plug press-fitting mechanism includes a groove and a buffer means and moves the end plug gripping rotation mechanism in the horizontal direction.

（ホ）作　用 端栓は多数が端栓格納箱に収納されて溶接室内に供給さ
れる。これら端栓は端栓移送機構によって１個宛とりあ
げらｈ、端栓把持回転機構の上方に運ばれたのも、前記
端栓移送機構が下降して端栓は端栓把持回転ｌｆ！構の
上向きにして待機中の端栓把持部に渡される０次に揺動
部が鉛直面内に９０度揺動して前記端栓把持部を水平方
向に指向させる。続いて、端栓圧入機構が作動を開始し
、前記端栓を把持したままの端栓把持回転機構を燃料棒
把持回転ｆｉ構に対して接近させ、市記燃料棒把持回転
機構に把持されている燃料棒の被覆管の端部に前記端栓
を嵌挿する。(e) Operation A large number of end plugs are stored in an end plug storage box and supplied into the welding chamber. These end plugs are picked up one by one by the end plug transfer mechanism, and transported above the end plug gripping and rotation mechanism.The end plug transfer mechanism then descends and the end plugs are gripped and rotated lf! The zero-order swinging part, which is passed to the end plug gripping part which is on standby with the structure facing upward, swings 90 degrees in a vertical plane to orient the end plug gripping part in the horizontal direction. Subsequently, the end plug press-fitting mechanism starts operating, and the end plug gripping rotation mechanism, which is still gripping the end plug, approaches the fuel rod gripping rotation mechanism, and the fuel rod is gripped by the fuel rod gripping rotation mechanism. The end plug is inserted into the end of the cladding tube of the fuel rod.

（ハ）実施例 以下本発明を図面に示す実施例にもとづいて説明する。(c) Examples The present invention will be described below based on embodiments shown in the drawings.

第６図は半完成状態の原子燃料棒りを示し、一端に下部
端栓ａを溶接により気密に蓋着した金属被覆管す内にス
プリングｉ、スペーサｊおよび酸化ウラン等の複数のベ
レットｃが装填され、この管すの他端に仮端栓ｄが嵌挿
されている。Figure 6 shows a semi-finished nuclear fuel rod, in which a spring i, a spacer j and a plurality of pellets c of uranium oxide etc. The temporary end stopper d is inserted into the other end of the tube.

ここで以下の実施例は、前記パイプｂの一端に下部端栓
ａを溶接する場合における下部端栓供給装置について説
明する。Here, in the following embodiment, a lower end plug supply device will be described in the case where the lower end plug a is welded to one end of the pipe b.

第１図において、端栓格納箱１０と、端栓移送機構２０
と、端栓把持回転！ｆｌ構３０と、端栓圧入ａ構４０と
、燃料棒把持回転機構５０と、溶接トーチ６０とが示さ
れている。In FIG. 1, an end plug storage box 10 and an end plug transfer mechanism 20 are shown.
And, grip the end plug and rotate! A fl structure 30, an end plug press-fit a structure 40, a fuel rod gripping rotation mechanism 50, and a welding torch 60 are shown.

端栓格納箱１０は、第１．５図の如く、方形の箱に基盤
目状に多数の鉛直方向の端栓収容孔１１が設けられてお
り、番孔１１に夫々、端栓ａが燃料棒挿入側を上向きに
して配列されている。As shown in Fig. 1.5, the end plug storage box 10 is a rectangular box with a large number of vertical end plug housing holes 11 arranged in the shape of a grid pattern. They are arranged with the rod insertion side facing upward.

端栓移送機構２０は第１図の如く、下端部がエアチャッ
ク２１となり、公知の手段により上下方向お上１水平方
向前後（ｔＩＳ１図の左右方向）左右（第１図の紙面に
垂直方向）移動自在となっている。As shown in FIG. 1, the end plug transfer mechanism 20 has an air chuck 21 at its lower end, and is moved vertically, upward, horizontally, front and back (left and right direction in FIG. 1), left and right (perpendicular to the plane of the paper in FIG. 1) by known means. It is movable.

次に端栓把持回転Ｉｆｆ構３０は第１ないし３図の如く
、レール３１上を前後方向に移動可能な支持台３２と、
該支持台に支承された端栓把持部３３と、該端栓把持部
を鉛直面内に９０″揺動させる揺動部３４とを有する。Next, the end plug grip rotation Iff mechanism 30 includes a support base 32 that is movable in the front and rear directions on the rail 31, as shown in FIGS. 1 to 3.
It has an end plug grip part 33 supported by the support base, and a swing part 34 that swings the end plug grip part 90'' in a vertical plane.

前記端栓把持部３３は公知のエアチャックを用いたもの
で、第３図に示されるように、把持部本体３３ａが軸受
３３「によって、外ｆ１３３ｂおよびその後方に固定さ
れた後端キャップ３３ａに対して回転自在とされる。該
把持部本体３３ｍの前方にシ゛リング部３３ｇが固定さ
九る。また、把持部本体３３ａの中心部には給気路３３
ｅが設けられる。前記シリンダ部３３．の内部にはピス
トン部３３ｈが圧縮ばね３３ｊにより後退方向へ付勢さ
れて設けられている。ピストン部３３の前進方向前面に
は先端に進むに従い大径となる内面を有する円筒くさび
部３３；が一体形成される。該くさび部の前記内面はコ
レラ）３３にの傾斜外周面と対接可能とされる。前記シ
リンダ部３３．の先端には先端キャップ３３．／が螺着
される。The end plug gripping part 33 uses a known air chuck, and as shown in FIG. A sealing portion 33g is fixed in front of the grip body 33m.In addition, an air supply path 33 is provided at the center of the grip body 33a.
e is provided. The cylinder portion 33. A piston portion 33h is provided inside the piston portion 33h and is biased in the backward direction by a compression spring 33j. A cylindrical wedge portion 33 having an inner diameter that becomes larger toward the tip is integrally formed on the front surface of the piston portion 33 in the forward direction. The inner surface of the wedge portion can come into contact with the inclined outer peripheral surface of the cholera 33. The cylinder portion 33. There is a tip cap 33. / is screwed on.

前記後端キャップ３３ｃには、前記給気路３３ｅに接続
する空気孔３３ｄが設けられ、図示外の空気管より圧縮
空気が導入可能となっている。The rear end cap 33c is provided with an air hole 33d connected to the air supply path 33e, so that compressed air can be introduced from an air pipe not shown.

端栓把持ｆｆｌ５３３は前記外ｆ１３３１＋の外周面水
平方向に突設された揺動軸３４ａによって支持台３２に
支承される。The end plug grip ffl533 is supported on the support base 32 by a swing shaft 34a that projects horizontally from the outer peripheral surface of the outer f1331+.

揺動部３４は、前記外筒３３ｂより突設されて前記支持
台３２の幅方向（第２図上下方向）両側に設けられた側
板３２ｍに回動自在に支持された前記揺動軸３４ａと、
前記支持台３２の一側に設けられたプラケッ）　３４ｂ
にとりつけられて前記揺動軸３４ａを回動させるアクチ
ュエータ３４ｃとからなる。The swinging portion 34 has a swing shaft 34a that projects from the outer cylinder 33b and is rotatably supported by side plates 32m provided on both sides of the support base 32 in the width direction (vertical direction in FIG. 2). ,
Plaque provided on one side of the support stand 32) 34b
and an actuator 34c attached to the swing shaft 34a to rotate the swing shaft 34a.

次に端栓圧入機構４０は、ｆｆ１ｌ、４図の如く、前記
端栓把持回転機構３０の支持台３２の後方で固定部４０
ａとの間に設けられ、前後方向へ作動するピストンシリ
ングｆｉｖｔ４１と、該ピストンシリングＲ構のピスト
ン棒４１ａの先端側に設けられ、前記支持台３２の後側
面にとりつけられた緩衝手段４２とからなる。緩衝手段
４２は第４図に示されるように、支持台３２に固定され
たａｍハウノング４２ｍと、前記ピストン棒４１ａの先
端にカップリング４３を介し接続されて前記ハウノング
４２ｍを貫通する水平軸４２ｂと、前記へ９ノング４２
ａ内において、水平軸４２ｂの後端部分に一体形成され
た７ランノ部４２ｃと、該７ランノ部の前側の水平軸４
２ｂに外嵌された圧縮皿ばね４２ｄを備えている。水平
軸４２ｂは前記ｖｔ衝ハｔノング４２ａを貫通して設置
されるが、その何方で支持台３２との間に、該軸が前進
可能な若干の隙１１１ｉ４４が確保されている。Next, the end plug press-fitting mechanism 40, as shown in FIG.
a piston shilling fivt 41 that operates in the front-rear direction and is provided between the piston sill R structure and a buffer means 42 that is provided on the tip side of the piston rod 41a of the piston sill R structure and attached to the rear side of the support base 32. Become. As shown in FIG. 4, the buffer means 42 includes an AM shaft 42m fixed to the support base 32, and a horizontal shaft 42b connected to the tip of the piston rod 41a via a coupling 43 and passing through the shaft 42m. , said to 9 nong 42
In a, there is a 7-run section 42c integrally formed at the rear end portion of the horizontal shaft 42b, and a horizontal shaft 4 on the front side of the 7-run section.
2b is provided with a compression disc spring 42d fitted onto the outside. The horizontal shaft 42b is installed so as to pass through the Vt cross section 42a, and a slight gap 111i44 is secured between the horizontal shaft 42b and the support base 32 on either side of the horizontal shaft 42b so that the shaft can move forward.

前記端栓把持回転ｔ［１ｔ３０の何方には、燃料棒把持
回転＃ｆｉ構５０が設けられる。該燃料棒把持回転機構
は、積極回転する燃料棒チャック５１を備えている。そ
して、燃料棒把持回転機構５０の軸線と、軸線を水平方
向にしたときの端栓把持ｆｆｌ５３３の軸線とは同一直
線上にあるよう定められる。A fuel rod gripping rotation #fi mechanism 50 is provided on either side of the end plug gripping rotation t[1t30. The fuel rod gripping and rotation mechanism includes a fuel rod chuck 51 that actively rotates. The axis of the fuel rod gripping rotation mechanism 50 and the axis of the end plug gripping ffl533 when the axis is horizontal are determined to be on the same straight line.

なお第１図に示される６０は燃料棒の管すと端栓ａとの
装Ｍ部を溶接するためのトーチである。Note that 60 shown in FIG. 1 is a torch for welding the fitting M portion between the fuel rod pipe and the end plug a.

以上において作動態様を説明する６端栓移送磯構２０が
端栓格納箱１０の上方において前後左右に移動し、取り
出されるべき端栓ａの直上で一旦停止し、次に、下降し
、エアチャック２１が作動して端栓ａをつかんで元の位
ｒａまで上昇する。ｒａ栓ａをつかんだままの端栓移送
ＲＩＩＩＩ２０は端栓把持ｆｆ１Ｉ３３の回転軸線を含
む鉛直面丙午端栓の輪線が位置するよう左右方向に移動
し、次に前進し、端栓把持回伝磯楕３０の上方に至り、
次いで下降を始め、エフチャック２１を開き、予め上を
向いて待機中の端栓把持回転３３に前記端栓ａを渡す。The six-end plug transfer rocky structure 20, whose operation mode will be explained above, moves forward, backward, left and right above the end plug storage box 10, once stops directly above the end plug a to be taken out, and then descends and moves into the air chuck. 21 is activated, grips the end plug a and raises it to the original position ra. The end plug transfer RIII20 while gripping the end plug a moves in the left-right direction so that the ring line of the end plug is located in the vertical plane that includes the rotation axis of the end plug grip ff1I33, and then moves forward and transfers the end plug gripping rotation. Reaching the top of Iso Oval 30,
Next, it starts descending, opens the F-chuck 21, and passes the end plug a to the end plug gripping rotation 33, which is facing upward and waiting.

端栓把持ｆＩ６３３の空気孔３３ｄから給気路３３ｅを
経てシリンダ部３３ｇ１：１１％圧空気が送られ、ピス
トン部３３ｈがくさび部３３ｉと共に前進してコレット
部３３ｋが収縮し、端栓ａが把持される。ｒａ栓ａを受
取った端栓把持部３３は揺動アクチュエータ３４ｃの作
動により９０度面回転てその先端が水平方向前方に指向
される。続いて、端栓圧入機構４０のピストンシリング
機構４１が作動し、前記端栓把持部３３を含む端栓把持
回転部３０を緩衝手段４２のばね４２ｄを介してレール
３１上を前方へ移動させる。そして、燃料棒把持回転ｇ
構５０に支持された燃料棒りの管すに下部端栓ａが圧入
される。そこで、管すは燃料棒把持回転機構５０と端栓
把持部３３に支持されたまま回転が付与され、溶接トー
チ６０によって端栓装着部が溶接される。The cylinder part 33g1: 11% pressure air is sent from the air hole 33d of the end plug grip fI633 through the air supply path 33e, the piston part 33h moves forward together with the wedge part 33i, the collet part 33k contracts, and the end plug a is gripped. be done. The end plug gripping part 33 that has received the RA plug a is rotated by 90 degrees by the operation of the swing actuator 34c, and its tip is directed forward in the horizontal direction. Subsequently, the piston silling mechanism 41 of the end plug press-fitting mechanism 40 is activated to move the end plug grip rotating section 30 including the end plug gripping section 33 forward on the rail 31 via the spring 42d of the buffer means 42. Then, the fuel rod grip rotation g
The lower end plug a is press-fitted into the pipe of the fuel rod supported by the structure 50. Therefore, the tube is rotated while being supported by the fuel rod gripping rotation mechanism 50 and the end plug gripping section 33, and the end plug mounting section is welded by the welding torch 60.

前記端栓ａを端栓把持回転ｆｉ４ｔ３０に渡した後の端
栓移送は構２０は上昇し、端栓格納箱１０上まで後退し
、前記と同様な作動によって次の端栓をつかんで待機す
る。After passing the end plug a to the end plug gripping rotation fi4t30, the end plug transfer mechanism 20 ascends, retreats to above the end plug storage box 10, and waits by grabbing the next end plug by the same operation as described above. .

これら各機構の作動は図示外の各センサを用いて自動で
行なわれる。The operation of each of these mechanisms is automatically performed using each sensor not shown.

上記実施例のほか本発明の′ｆ１置は、仮端栓ｄにかえ
て溶接される上部端栓の供給装置としても用いられる。In addition to the above-described embodiments, the 'f1' position of the present invention can also be used as a supply device for an upper end plug to be welded instead of the temporary end plug d.

また、端栓格納箱１０を水平方向前後、左右に移動可能
としてもよい、その場合端栓移送機構２０は前後方向と
上下・方向へのみ可動であればよい。Furthermore, the end plug storage box 10 may be movable horizontally back and forth and left and right. In that case, the end plug transfer mechanism 20 only needs to be movable in the front and back direction and up and down/directions.

（ト）発明の効果 本発明の端栓供給装置は以上の如く、複数の端栓が燃料
棒挿入側を上向きにして配列された端栓格納箱が用いら
れるので、少なくとも１日分消冑数の端栓を格納箱に収
容して溶接室に１回の動作で導入することができ、排気
置換の必要が減少し、従来のような溶接作業の途中で端
栓収容部材を交換する手間がなくなり、多数の端栓を順
次位置決めしたうえで管理しながら供給でさることとな
った。(G) Effects of the Invention As described above, the end plug supply device of the present invention uses an end plug storage box in which a plurality of end plugs are arranged with the fuel rod insertion side facing upward, so that at least one day's worth of extinguishment can be obtained. The end plug can be housed in a storage box and introduced into the welding room in one operation, reducing the need for exhaust air replacement and eliminating the conventional hassle of replacing the end plug housing member in the middle of welding work. Instead, it became necessary to sequentially position and manage a large number of end plugs while supplying them.

また、本発明の装置は、端栓を１個宛把持して移送する
端栓移送ａ　＋ｑと、軸線まわりに回ｌｌ！ｉｌ：自在
とされ、端栓移送機構から端栓を受取って把持し、軸線
が鉛直方向および水平方向に向くよう揺動する端栓把持
回転機構と、前記端栓把持回転機構を水平方向に移動さ
せる端栓圧入ｆｉ　ＭＷとが設けられるので、従来のよ
うな複雑な移送機構をｍいないので、格納箱から端栓を
直接とり出して１７５単な機構によって所定位置へ供給
可能となった。更に、端栓圧入８！１構に１ｔｌＩｆｆ
Ｊ手段が内蔵されるため、圧入時の端栓と被覆管との′
Ｗ！着が良好であるほか、溶接時における燃料棒の艮手
方向への熱膨張も吸収することができる。Furthermore, the device of the present invention has an end plug transfer a + q that grips and transfers one end plug, and a rotation around the axis. il: An end plug gripping rotation mechanism that is freely movable, receives and grips the end plug from the end plug transfer mechanism, and swings so that its axis is oriented in the vertical and horizontal directions, and moves the end plug gripping rotation mechanism in the horizontal direction. Since the end plug press-fit fi MW is provided, there is no need for a complicated transfer mechanism like in the past, and it is now possible to directly take out the end plug from the storage box and supply it to a predetermined position using a simple mechanism. Furthermore, end plug press fit 8! 1tlIff for 1 structure
Since the J means is built-in, the connection between the end plug and the cladding tube during press-fitting is
W! In addition to providing good adhesion, it can also absorb thermal expansion in the direction of the welding of the fuel rod.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明の一′Ｘ施例を示す正面図、第２図は端
栓把持回転機構の平面図、第３図は端栓把持部の一部切
欠拡大正面図、第４図は緩衝手段の拡大水平断面図、第
５図は端栓格納箱の要部拡大平面図、第６図は原子燃料
棒の紬断面図である。 ａ・・・下部端栓、ｂ・・・被覆管、Ｃ・・・ベレット
、ｄ・・・仮端栓、ｈ・・・原子燃料棒、ｉ・・・スプ
リング、ｊ・・・スペーサ、１０・・・端栓格納箱、２
０・・・端栓移送機構、３０・・・端栓把持回転機構、
３３・・・端栓把持部、３４・・・揺動部、４０・・・
端栓圧入機構、４２・・・緩衝手段、５０・・・燃料棒
把持回転機構、６０・・・溶接トーチ ｌＩ２　図 ｍ３図 第４図 第６　図Fig. 1 is a front view showing a 1'X embodiment of the present invention, Fig. 2 is a plan view of the end plug gripping rotation mechanism, Fig. 3 is a partially cutaway enlarged front view of the end plug gripping part, and Fig. 4 is a front view showing the 1'X embodiment of the present invention. FIG. 5 is an enlarged horizontal sectional view of the buffer means, FIG. 5 is an enlarged plan view of the main part of the end plug storage box, and FIG. 6 is a sectional view of the nuclear fuel rod. a...Lower end plug, b...Claying tube, C...Bellet, d...Temporary end plug, h...Nuclear fuel rod, i...Spring, j...Spacer, 10 ...End plug storage box, 2
0... End plug transfer mechanism, 30... End plug gripping rotation mechanism,
33... End plug gripping part, 34... Swinging part, 40...
End plug press-fitting mechanism, 42... Buffer means, 50... Fuel rod gripping rotation mechanism, 60... Welding torch lI2 Figure m3 Figure 4 Figure 6

Claims (1)

【特許請求の範囲】[Claims] 複数の端栓が燃料棒挿入側を上向きにして配列された端
栓格納箱と、前記端栓を１個宛把持して移送する端栓移
送機構と、軸線まわりに回転自在とされ、前記端栓移送
機構から端栓を受取つて把持し、かつ、軸線が鉛直方向
および水平方向に向くよう鉛直面内で揺動自在とされた
端栓把持部を持つ端栓把持回転機構と、緩衝手段を内蔵
して前記端栓把持回転機構を水平方向へ移動させる端栓
圧入機構とを含むことを特徴とする原子燃料棒の端栓供
給装置。an end plug storage box in which a plurality of end plugs are arranged with the fuel rod insertion side facing upward; an end plug transfer mechanism that grips and transfers the end plugs one by one; An end plug gripping rotation mechanism that receives and grips an end plug from a plug transfer mechanism and has an end plug gripping part that is swingable in a vertical plane so that its axis is oriented in the vertical and horizontal directions, and a buffer means. An end plug supply device for nuclear fuel rods, comprising an end plug press-fitting mechanism that is built-in and moves the end plug gripping rotation mechanism in a horizontal direction.
JP61154556A 1986-06-30 1986-06-30 End plug feeder for nuclear fuel rod Pending JPS639895A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61154556A JPS639895A (en) 1986-06-30 1986-06-30 End plug feeder for nuclear fuel rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61154556A JPS639895A (en) 1986-06-30 1986-06-30 End plug feeder for nuclear fuel rod

Publications (1)

Publication Number Publication Date
JPS639895A true JPS639895A (en) 1988-01-16

Family

ID=15586833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61154556A Pending JPS639895A (en) 1986-06-30 1986-06-30 End plug feeder for nuclear fuel rod

Country Status (1)

Country Link
JP (1) JPS639895A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1326393C (en) * 1998-07-15 2007-07-11 株式会社日立制作所 Data recording apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1326393C (en) * 1998-07-15 2007-07-11 株式会社日立制作所 Data recording apparatus

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