JP2511525Y2 - Electrode rod polishing machine - Google Patents
Electrode rod polishing machineInfo
- Publication number
- JP2511525Y2 JP2511525Y2 JP1990101439U JP10143990U JP2511525Y2 JP 2511525 Y2 JP2511525 Y2 JP 2511525Y2 JP 1990101439 U JP1990101439 U JP 1990101439U JP 10143990 U JP10143990 U JP 10143990U JP 2511525 Y2 JP2511525 Y2 JP 2511525Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode rod
- polishing
- plate
- case body
- held
- 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 - Lifetime
Links
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案はTIG溶接で使用するタングステン電極棒等の
電極棒研磨機の改良に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to an improvement of an electrode rod polishing machine such as a tungsten electrode rod used in TIG welding.
（従来の技術） TIG溶接やブラズマアーク溶接等に於いて使用する電
極棒は、溶接の安定性や再現性の向上、アークスタート
特性の向上及び電極寿命の延伸等を計るたけ、その先端
部を円錐形に近い形状に研磨する必要がある。(Prior art) The electrode rod used in TIG welding, plasma arc welding, etc. is designed to improve welding stability and reproducibility, improve arc start characteristics and extend electrode life. It is necessary to grind to a shape close to a cone.
そのため、電極棒先端部の研磨加工には従前から各種
の専用研磨機が開発され、公開されている。第７図及び
第８図は従前の電極棒研磨機の代表例を示すものであ
り、電極棒Ａを着脱並びに回転自在に保持するホルダＢ
の先端部を、支軸Ｃによって可動板Ｄの上へ矢印（イ）
方向へ旋回自在に支持すると共に、機台Ｅ上へ可動板Ｄ
を、ハンドルＦの操作により矢印（ロ）方向へスライド
自在に載置して構成されている。そして、ホルダＢの旋
回角度θを設定したあと、つまみＢ′を操作して電極棒
Ａを回転しつつ可動板Ｄを前方へ押し出し、回転研磨盤
Ｇで電極棒Ａの先端部を所望の円錐形状に研磨加工する
ものである（実開昭59−8753号等）。For this reason, various types of dedicated polishing machines have been developed and released for polishing the electrode rod tips. FIGS. 7 and 8 show a typical example of a conventional electrode rod grinder, and a holder B for holding the electrode rod A in a detachable and rotatable manner.
The tip of the arrow on the movable plate D by the spindle C (a)
Supported in a freely rotatable manner and movable plate D on machine base E
Is mounted slidably in the arrow (B) direction by operating the handle F. Then, after setting the turning angle θ of the holder B, the movable plate D is pushed forward while rotating the electrode rod A by operating the knob B ′, and the tip of the electrode rod A is moved to the desired cone by the rotary polishing machine G. It is to be ground into a shape (Actual No. Sho 59-8753 etc.).
前記従前の電極棒研磨機はグラインダー等を用いて手
動で電極棒先端部を加工する場合に比較して、先端部を
正確に円錐状に仕上げることが出来、優れた実用的効用
を有するものである。The conventional electrode rod grinder has an excellent practical utility as compared with the case where the tip of the electrode rod is manually machined by using a grinder or the like, the tip can be accurately finished in a conical shape. is there.
しかし乍ら、前記電極棒研磨機にも、下記の如く、未
だ解決すべき多くの問題点が残されているる ホルダＢへ電極棒Ａを取付けたり、ホルダＢの旋回
角度θを設定する必要があり、準備作業に手数がかかる
こと。However, there are still many problems to be solved in the electrode rod polishing machine as described below. It is necessary to attach the electrode rod A to the holder B or set the turning angle θ of the holder B. There is a problem, and it takes time to prepare.
つまみＢ′を介して電極棒Ａを回転させつつ、ハン
ドルＦを操作して可動板Ｄを前進させる必要があり、電
極棒先端部の加工に相当の熟練を要すること。It is necessary to operate the handle F to move the movable plate D forward while rotating the electrode rod A through the knob B ′, and it requires considerable skill to process the tip of the electrode rod.
研磨作業を所謂“目分量”によって行なうため、そ
の尖頭を電極棒Ａの軸心上へ合わせるのが著しく困難
で、尖頭位置が軸心から偏位することが多いこと。Since the polishing work is performed by so-called "division", it is extremely difficult to align the tip with the axis of the electrode rod A, and the tip position is often deviated from the axis.
接触点弧方式の場合の電極消耗や大電流溶接時の電
極消耗等の削減には、円錐形の電極尖頭を球面若しくは
平面に形成するのが望ましい。しかし、従前の研磨機で
はつまみＢ′とホルダＢの旋回角度θとハンドルＦの三
者と同時に操作する必要があり、事実上電極棒の尖頭に
必要な曲率の球面若しくは平坦面を形成することができ
ないこと。In order to reduce the electrode consumption in the contact ignition system and the electrode consumption during high current welding, it is desirable to form the conical electrode tip on a spherical surface or a flat surface. However, in the conventional polishing machine, it is necessary to operate the knob B ′, the turning angle θ of the holder B, and the handle F at the same time, and in fact, a spherical surface or a flat surface having a necessary curvature is formed at the tip of the electrode rod. What you cannot do.
（考案が解決しようとする課題） 本考案は、従前のこの種電極棒研磨機に於ける前記
〜の如き問題を解決せんとするものであり、研磨に際
して複雑なセッチィング作業を全く必要とせず、電極棒
を上方よりコレット内へ挿入するだけで、手動による調
整を一切必要とすることなく全自動的に電極棒の先端部
を所望の形状に研磨仕上げすることが出来ると共に、必
要に応じて円錐状の尖頭に所望の大きさの平坦面を形成
できるようにした電極棒研磨機を提供するものである。(Problems to be Solved by the Invention) The present invention is intended to solve the problems (1) to (3) in the conventional electrode rod polishing machine of this kind, and does not require any complicated setting operation for polishing. By simply inserting the electrode rod into the collet from above, the tip of the electrode rod can be polished to the desired shape fully automatically without any manual adjustment, and if necessary, the conical shape can be used. The present invention provides an electrode rod polisher capable of forming a flat surface having a desired size on a pointed tip.
（課題を解決するための手段） 本件請求項１に記載の考案は、ケース本体１の前方部
の上壁面の正面視に於いてモータ駆動軸３の中心Ｏより
駆動軸３の回転方向へ一定距離Ｌだけ偏位した位置に、
下端部をケース本体１内へ突出せしめて固定され、中央
部に挿入した電極棒Ａを回転可能に支持する挿通孔11a
が貫孔された電極棒保持ガイド11と；中間部に段部5cを
設けた円盤状を呈し、側面視に於いて；その主研磨面5
a′が前記電極棒保持ガイド11により保持した電極棒Ａ
の軸線に対して傾斜角度αを保持する姿勢で配設された
研磨盤５と；前記研磨盤５を回転駆動するモータ２とよ
り構成され、研磨盤５により電極棒Ａを回転させつつ研
磨することを考案の基本構成とするものである。(Means for Solving the Problem) The invention according to claim 1 of the present application is constant in the rotation direction of the drive shaft 3 from the center O of the motor drive shaft 3 in a front view of the upper wall surface of the front part of the case body 1. At a position deviated by the distance L,
An insertion hole 11a, which is fixed by projecting the lower end portion into the case body 1 and rotatably supports the electrode rod A inserted in the central portion.
An electrode rod holding guide 11 having a through hole; a disk shape with a step 5c provided in the middle, and in a side view; its main polishing surface 5
a'is the electrode rod A held by the electrode rod holding guide 11
And a motor 2 for rotating and driving the polishing plate 5, and polishing the electrode rod A by the polishing plate 5 while rotating the electrode rod A. This is the basic configuration of the device.
本件請求項２に記載の考案は、ケース本体１上に配設
され、基端部を支軸ピン13により回動自在に、またその
先端部をスイング量調整ねじ12により左右方向へ一定距
離だけ移動自在に夫々支持されたスイングプレート10
と；前記スイングプレート10の中間部に下端部をケース
本体１内へ突出せしめて固定され、中央部に電極棒Ａを
挿入する挿通孔11aが貫孔された電極棒保持ガイド11
と；中間部に段部5cを設けた円盤状を呈し、側面視に於
いて、その主研磨面5a′が前記電極棒保持ガイド11によ
り保持した電極棒Ａの軸線に対して傾斜角度αを保持す
る姿勢で配設された研磨盤５と；前記研磨盤５を回転駆
動するモータ２とを考案の基本構成とするものである。The invention according to claim 2 is arranged on the case main body 1 so that the base end can be rotated by the support shaft pin 13 and the tip can be moved by the swing amount adjusting screw 12 in the left-right direction by a predetermined distance. Swing plate 10 supported movably
An electrode rod holding guide 11 having a lower end projectingly fixed to the middle part of the swing plate 10 by projecting it into the case body 1, and an insertion hole 11a into which the electrode rod A is inserted in the central part.
And; in the shape of a disk having a step 5c in the middle, and in a side view, the main polishing surface 5a 'has an inclination angle α with respect to the axis of the electrode rod A held by the electrode rod holding guide 11. The polishing platen 5 arranged in a holding posture and the motor 2 for rotating the polishing platen 5 are the basic configurations of the invention.
（作用） 電極棒保持ガイド11の挿通孔11内へ上方より電極棒Ａ
を挿通し、その先端を研磨盤５の主研磨面5a′へ接触さ
せる。(Operation) The electrode rod A is inserted into the insertion hole 11 of the electrode rod holding guide 11 from above.
And the tip thereof is brought into contact with the main polishing surface 5a 'of the polishing disk 5.
研磨盤５が高速回転すると、電極棒Ａはその自重によ
って下方へ押圧されると共に、研磨盤５の回転摩擦力に
よって下方へ引き込まれる。また、同時に電極棒Ａには
研磨盤５の回転摩擦力によって回転力が与えられ、低速
で回転する。When the polishing disc 5 rotates at a high speed, the electrode rod A is pressed downward by its own weight and is pulled downward by the rotational frictional force of the polishing disc 5. At the same time, a rotational force is applied to the electrode rod A by the rotational frictional force of the polishing plate 5, and the electrode rod A rotates at a low speed.
この様にして、電極棒Ａは回転しつつ主研磨面5a′に
よって円錐状に順次研磨され、先端部がほぼ完全な円錐
形に形成されると、電極棒Ａを保持ガイド11より上方へ
引き出す。In this way, the electrode rod A is successively conically polished by the main polishing surface 5a 'while rotating, and when the tip is formed into a substantially perfect conical shape, the electrode rod A is pulled out upward from the holding guide 11. .
また、スイング量調整ねじ12を回動して電極棒Ａの軸
心を研磨盤５の外方へ移動すると、円錐形の尖頭部が研
磨盤５の段部5cへ接触することになり、尖頭部が研磨さ
れて平坦面が形成される。Further, when the swing amount adjusting screw 12 is rotated to move the shaft center of the electrode rod A to the outside of the polishing plate 5, the conical pointed portion comes into contact with the step 5c of the polishing plate 5, The pointed portion is polished to form a flat surface.
（実施例） 以下、図面に基づいて本考案の実施例を説明する。Embodiment An embodiment of the present invention will be described below with reference to the drawings.
第１図は本考案に係る電極棒研磨機の平面図であり、
第２図はその正面図、第３図はケース本体を縦断した側
面図、第４図は第１図Ａ−Ａ視部分拡大断面図である。FIG. 1 is a plan view of an electrode rod polishing machine according to the present invention,
FIG. 2 is a front view thereof, FIG. 3 is a side view of the case body taken along a vertical line, and FIG. 4 is a partially enlarged sectional view taken along line AA of FIG.
図に於いて、１はケース本体、２はモータ、３はモー
タ駆動軸、４は研磨盤ホルダー、５は研磨盤、６は研磨
盤固定ねじ、７は防塵カバー、８はブッシング、９はス
イッチ、10はスィングプレート、11は電極棒保持ガイ
ド、12はスィング量調整ねじ、13は支軸ピンである。In the figure, 1 is a case body, 2 is a motor, 3 is a motor drive shaft, 4 is a polishing plate holder, 5 is a polishing plate, 6 is a polishing plate fixing screw, 7 is a dust cover, 8 is a bushing, and 9 is a switch. , 10 is a swing plate, 11 is an electrode rod holding guide, 12 is a swing amount adjusting screw, and 13 is a spindle pin.
前記ケース本体１は鋼板若しくはプラスチック材によ
り形成されており、その内部にモータ２が収納されてい
る。当該モータ２は約10°の傾斜角αでもって隔壁支持
板1aにボルトナット14により支持固定されている。尚、
本実施例ではAC100V,50/60HZ,5700（又は10900）rpm,70
（又は150）Ｗのモータが使用されている。The case body 1 is made of a steel plate or a plastic material, and the motor 2 is housed inside the case body 1. The motor 2 is supported and fixed to the partition support plate 1a by a bolt nut 14 at an inclination angle α of about 10 °. still,
In this embodiment, AC100V, 50 / 60HZ, 5700 (or 10900) rpm, 70
(Or 150) W motor is used.
前記モータ２の駆動軸３には研磨盤ホルダー４が止め
ねじ15によって固定されており、該研磨盤ホルダー４の
前端面4aへ研磨盤５が左ねじの研磨盤固定ねじ６により
固定されている。尚、本体ケース１の前面側開口は、該
本体ケース１へ着脱自在に嵌合した半透明の合成樹脂製
防塵カバー７によって閉鎖されている。A polishing plate holder 4 is fixed to a drive shaft 3 of the motor 2 by a set screw 15, and a polishing plate 5 is fixed to a front end face 4a of the polishing plate holder 4 by a left-handed polishing plate fixing screw 6. . The front side opening of the body case 1 is closed by a semitransparent synthetic resin dustproof cover 7 which is detachably fitted to the body case 1.
前記研磨盤５には、所謂ダイヤモンド砥粒製の研磨盤
が用いられており、本実施例で砥粒の粒度の比較的粗い
主研磨部材5aと、粒度の比較的細かい副研磨部材5bとか
ら成る研磨盤５が使用されている。A so-called diamond abrasive polishing machine is used as the polishing machine 5. In this embodiment, a main polishing member 5a having a relatively coarse particle size and a sub polishing member 5b having a relatively fine particle size are used. Is used.
当該研磨盤５には、その半径方向のほぼ中央部、即ち
主研磨部材5aと副研磨部材5bとの組み合せ部に、断面視
に於いて約1mmの幅を有する段部5cが形成されており、
後述する如く当該段部5cによって円錐状に研磨された電
極棒の尖頭が平面状に仕上げられる。The polishing platen 5 has a stepped portion 5c having a width of about 1 mm in a sectional view at a substantially central portion in the radial direction thereof, that is, a combined portion of the main polishing member 5a and the sub-polishing member 5b. ,
As will be described later, the tip of the electrode rod, which is polished into a conical shape by the stepped portion 5c, is finished in a flat shape.
即ち、研磨盤５は電極棒Ａの軸線に対して傾斜角度α
を有する主研磨面5a′と、電極棒Ａの軸線に対して垂直
な副研磨面5c′を有し、円盤状に形成されている。That is, the polishing plate 5 has an inclination angle α with respect to the axis of the electrode rod A.
It has a main polishing surface 5a 'having a sub-polishing surface 5a' and a sub-polishing surface 5c 'perpendicular to the axis of the electrode rod A, and is formed in a disk shape.
前記スィングプレート10は第４図に示す如く、研磨盤
５のほぼ上方に位置してケース本体１の上面側に、モー
タ駆動軸３に対して垂直方向に配設されており、その基
端部10aは支軸ピン13によって回動自在に支持されてい
る。As shown in FIG. 4, the swing plate 10 is located substantially above the polishing plate 5 and is disposed on the upper surface side of the case body 1 in a direction perpendicular to the motor drive shaft 3 and its base end portion. 10a is rotatably supported by a spindle pin 13.
また、スィングプレート10のほぼ中央部には、中央部
に電極棒挿通孔11aを貫孔した電極棒保持ガイド11が、
その先端部を本体ケース１の内方へ突出せしめた状態で
ねじ込み固定されており、当該挿通孔11a内へ上方より
電極棒Ａが挿入される。Further, in the substantially central portion of the swing plate 10, an electrode rod holding guide 11 having an electrode rod insertion hole 11a through the central portion,
The tip portion is screwed and fixed in a state in which it protrudes inward of the body case 1, and the electrode rod A is inserted into the insertion hole 11a from above.
尚、電極棒保持ガイド11は、挿通孔11aの内径の異な
るものが数種類用意されており、本実施例にあっては当
該保持ガイド11を交換することにより、外径が1.2mmφ
〜3.2mmφの電極棒Ａに対応することが可能となる。There are several kinds of electrode rod holding guides 11 having different insertion holes 11a inside diameter.In this embodiment, the holding guide 11 is replaced so that the outside diameter is 1.2 mmφ.
It is possible to correspond to the electrode rod A of up to 3.2 mmφ.
前記電極棒保持ガイド11は、その軸線（即ち電極棒Ａ
の軸線Ｐ）がモータ駆動軸３の中心Ｏより、第２図に示
す如く僅かに距離Ｌ（約10mm）だけ回転方向へ移動した
位置に設定されている。軸線Ｐを距離Ｌだけ回転方向へ
進めることにより、後述する如く、研磨中に電極棒Ａが
保持ガイド11によって保持された状態で低速回転すると
共に、研磨盤５の回転摩擦力によって自然に下方向へ引
き込まれることになる。The electrode rod holding guide 11 has its axis (that is, the electrode rod A
Axis P) of the motor drive shaft 3 is set to a position slightly moved in the rotational direction from the center O of the motor drive shaft 3 by a distance L (about 10 mm) as shown in FIG. By advancing the axis P in the rotational direction by the distance L, as will be described later, the electrode rod A rotates at a low speed while being held by the holding guide 11 during polishing, and is naturally downward by the rotational frictional force of the polishing plate 5. Will be drawn to.
前記スィングプレート10の先端部10bは、第５図に示
す如き偏心軸から成るスィング量調整ねじ12によって、
左右方向へ移動自在に支承されており、調整ねじ12を一
回転することにより、偏心量（約0.5mm）の２倍即ち約1
mm程度の距離だけ、スィングプレート10がモータ駆動軸
３と平行な方向（第５図の矢印（イ），（ロ）方向）へ
移動する。The tip portion 10b of the swing plate 10 is adjusted by a swing amount adjusting screw 12 composed of an eccentric shaft as shown in FIG.
It is movably supported in the left-right direction, and by rotating the adjusting screw 12 once, twice the eccentricity (about 0.5 mm), that is, about 1
The swing plate 10 moves in a direction parallel to the motor drive shaft 3 (directions of arrows (a) and (b) in FIG. 5) by a distance of about mm.
尚、本実施例に於いては、研磨盤５の主研磨面5a′を
平面として、モータ駆動軸３を水平方向に対して角度α
（約10°）だけ傾斜させる構成としているが、モータ駆
動軸３を水平として研磨盤５の主研磨面5a′を第６図に
示す如き傾斜面としてもよいことは勿論である。In this embodiment, the main polishing surface 5a 'of the polishing plate 5 is a flat surface and the motor drive shaft 3 is at an angle α with respect to the horizontal direction.
Although the configuration is such that the motor drive shaft 3 is horizontal, the main polishing surface 5a 'of the polishing disk 5 may be an inclined surface as shown in FIG.
また、本実施例では電極棒Ａを垂直方向に投入すると
共に、研磨盤５の研磨面5a′を角度αだけ傾斜させるこ
とにより、電極棒Ａの先端を円錐状に研磨するようにし
ているが、研磨盤の研磨面5a′を垂直面として電極棒Ａ
を研磨姿勢で研磨面5a′へ接触させるようにしても良
い。Further, in this embodiment, the electrode rod A is vertically inserted, and the tip of the electrode rod A is conically polished by inclining the polishing surface 5a 'of the polishing disk 5 by the angle α. , The electrode rod A with the polishing surface 5a 'of the polishing plate as a vertical surface
May be brought into contact with the polishing surface 5a 'in the polishing posture.
更に、本実施例では研磨盤５を粒度の異なる主研磨部
材5aと副研磨部材5bの組み合わせにより形成している
が、同一粒度の研磨材からなる一体形成の研磨盤５であ
っても良いことは勿論である。Further, in the present embodiment, the polishing disc 5 is formed by combining the main polishing member 5a and the sub-polishing member 5b having different grain sizes, but the polishing disc 5 may be an integrally formed polishing disc 5 made of abrasives having the same grain size. Of course.
次に、本考案による電極棒Ａの研磨について説明す
る。Next, the polishing of the electrode rod A according to the present invention will be described.
先ず、溶接電流が少ない場合等で、電極棒Ａの先端部
を円錐状に仕上げる場合には、スィング量調整ねじ12を
回動してスィングプレート10を第１図の矢印（イ）方向
へ移動させる。次に、スイッチ９をonにして研磨盤５を
高速回転させると共に、電極棒保持ガイド11の挿通孔11
a内へ上方より電極棒Ａを挿入する。First, when the tip of the electrode rod A is to be formed into a conical shape when the welding current is small, etc., the swing amount adjusting screw 12 is rotated to move the swing plate 10 in the direction of arrow (a) in FIG. Let Next, the switch 9 is turned on to rotate the polishing plate 5 at a high speed, and the insertion hole 11 of the electrode rod holding guide 11 is inserted.
Insert electrode rod A into a from above.
これにより、電極棒Ａの先端は研磨盤５の主研磨面5
a′と接触して研磨されると共に、研磨盤５から接触回
転力を受けることによって、低速で回転しつつ下方へ順
次引き込まれて行く。As a result, the tip of the electrode rod A is attached to the main polishing surface 5 of the polishing table 5.
While being brought into contact with a'to be abraded and receiving a contact rotational force from the abrading plate 5, it is drawn at a low speed while being rotated at a low speed.
研磨が進行するに伴い、電極棒Ａは自重及び前記引き
込み力により降下し、先端部は自動的に円錐形に研磨さ
れて行く。As the polishing progresses, the electrode rod A descends due to its own weight and the pulling force, and the tip portion is automatically polished into a conical shape.
電極棒Ａの先端が完全に円錐形に研磨形成されると、
電極棒Ａを上方へ引上げ、且つスイッチ９をoffにす
る。When the tip of the electrode rod A is completely polished into a conical shape,
The electrode rod A is pulled up and the switch 9 is turned off.
次に、溶接電流が多い等の場合で、電極棒Ａの円錐形
先端部の尖頭を平面状に研磨する必要のある場合には、
スィング量調整ねじ12を第１図の矢印（ロ）方向へ回動
させる。これにより、円錐形に研磨された電極棒Ａの尖
頭は研磨盤５の段部5c上へ接当することになり、円錐状
の先端部の尖頭が平面状に自動研磨されることになる。Next, when there is a large amount of welding current and it is necessary to polish the conical tip of the electrode rod A into a flat surface,
The swing amount adjusting screw 12 is rotated in the arrow (B) direction in FIG. As a result, the conical tip of the electrode rod A comes into contact with the step 5c of the polishing plate 5, and the conical tip is automatically polished into a flat surface. Become.
尚、本実施例では段部5cの幅が1mmに設定されてお
り、その結果、調整ねじ12によってスィングプレート10
を最大限矢印（ロ）方向へ移動させることにより、直径
1mmの円形平面が尖頭部に形成されることになる。In this embodiment, the width of the step portion 5c is set to 1 mm, and as a result, the swing plate 10 is adjusted by the adjusting screw 12.
The maximum by moving in the direction of the arrow (b),
A circular plane of 1 mm will be formed at the point.
尚、前記円形平面の直径は、調整ねじ12の回転量を変
えることにより、０〜1mmの範囲内で変え得ることは勿
論である。Of course, the diameter of the circular plane can be changed within the range of 0 to 1 mm by changing the rotation amount of the adjusting screw 12.
また、調整ねじ12によってスィングプレート10の矢印
（イ）方向への移動量を変えることにより、電極棒Ａと
主研磨面5a′との接触位置が変わることになり、その結
果、主研磨面5a′の全域を有効に活用することが出来
る。Further, by changing the moving amount of the swing plate 10 in the arrow (a) direction by the adjusting screw 12, the contact position between the electrode rod A and the main polishing surface 5a 'is changed, and as a result, the main polishing surface 5a is changed. The entire area of ′ can be effectively used.
（考案の効果） 本考案は上述の通り、電極棒Ａを電極棒保持ガイド11
の挿通孔11a内へ上方より挿入すると共に、研磨盤５の
主研磨面5a′と電極棒Ａとを傾斜角αでもって接触させ
る構成としているため、電極棒Ａの先端部は低速で回転
しつつ自動的に円錐形に研磨され、複雑な調整や熟練を
一切必要とすることなしに電極棒Ａの研磨加工が行なえ
る。(Effects of the Invention) As described above, the present invention allows the electrode rod A to be held by the electrode rod holding guide 11
Since the main polishing surface 5a 'of the polishing plate 5 and the electrode rod A are brought into contact with each other at an inclination angle α, the tip of the electrode rod A rotates at a low speed. At the same time, the electrode rod A is automatically polished into a conical shape, and the electrode rod A can be polished without any complicated adjustment or skill.
また、本考案では電極棒保持ガイド11を支持するスィ
ングプレート10をスィング量調整ねじ12によって左右方
向へ一定距離だけ移動自在とすると共に、研磨盤５の中
央部に段部5cを設けた構成としているため、調整ねじ12
の回動によって円錐形に研磨した電極棒先端部の尖頭を
段部5cによって平面状に自動研磨することが出来ると共
に、研磨盤５の主研磨面5a′の全域を有効に活用するこ
とが可能となる。Further, in the present invention, the swing plate 10 supporting the electrode rod holding guide 11 is movable by a swing amount adjusting screw 12 in the left-right direction by a predetermined distance, and a step 5c is provided at the center of the polishing plate 5. Adjustment screw 12
The sharpness of the tip of the electrode rod, which has been conically polished by the rotation of, can be automatically polished into a flat surface by the step portion 5c, and the entire area of the main polishing surface 5a 'of the polishing plate 5 can be effectively utilized. It will be possible.
更に、電極棒保持ガイド11の軸芯を、正面視に於いて
研磨盤５の中心Ｏより僅かな距離Ｌだけ回転方向へ偏位
させることにより、研磨中の電極棒Ａが自動的に下方向
へ適当な力で引き込まれ、極めて高能率で電極棒Ａの研
磨加工が行なえる。Further, by displacing the shaft center of the electrode rod holding guide 11 in the rotational direction by a slight distance L from the center O of the polishing plate 5 in a front view, the electrode rod A during polishing automatically moves downward. The electrode rod A can be polished with an extremely high efficiency by being pulled in by an appropriate force.
本考案は上述の通り、電極棒Ａを電極棒保持ガイド11
内へ挿入するだけで、自動的に電極棒先端を所望の形状
に研磨加工することが出来るうえ、研磨機自体も著しく
小形・軽量化することが出来、極めて優れた実用的効用
を奏するものである。In the present invention, as described above, the electrode rod A is attached to the electrode rod holding guide 11
By simply inserting it inside, the tip of the electrode rod can be automatically ground into the desired shape, and the polishing machine itself can be made significantly smaller and lighter, which is extremely useful in practice. is there.
第１図は、本考案に係る電極棒研磨機の平面図であり、
第２図はその正面図、第３図はケース本体を縦断した側
面図である。 第４図は、第１図Ａ−Ａ視の一部拡大断面図である。 第５図は、スィング量調整ねじによるスィングプレート
先端部の支持状態を示す説明図である。 第６図は研磨盤５の他の実施例を示す縦断面図である。 第７図及び第８図は従前の電極棒研磨機の平面図及び側
面図である。 １……ケース本体、1a……隔壁支持板 ２……モータ、３……モータ駆動軸 ４……研磨盤ホルダ、5a′……主研磨面 ５……研磨盤、5c……段部 ６……固定ねじ、７……防塵カバー ８……ブッシング、９……スイッチ 10……スィングプレート 11……電極棒保持ガイド、11a……挿通孔 12……スィング量調整ねじ、13……支軸ピン 14……ボルトナット、15……止ねじ Ａ……電極棒、Ｐ……電極棒の軸線 Ｏ……研磨盤の中心、Ｌ……電極棒と研磨盤中心との偏
位距離、α……傾斜角度FIG. 1 is a plan view of an electrode rod polishing machine according to the present invention,
FIG. 2 is a front view thereof, and FIG. 3 is a side view in which the case body is vertically cut. FIG. 4 is a partially enlarged sectional view taken along the line AA of FIG. FIG. 5 is an explanatory diagram showing a supporting state of the tip portion of the swing plate by the swing amount adjusting screw. FIG. 6 is a vertical sectional view showing another embodiment of the polishing plate 5. 7 and 8 are a plan view and a side view of a conventional electrode rod polishing machine. 1 ... Case main body, 1a ... Partition support plate 2 ... Motor, 3 ... Motor drive shaft 4 ... Polishing plate holder, 5a '... Main polishing surface 5 ... Polishing plate, 5c ... Step 6 ... … Fixing screw, 7 …… Dustproof cover 8 …… Bushing, 9 …… Switch 10 …… Swing plate 11 …… Electrode rod holding guide, 11a …… Insert hole 12 …… Swing amount adjusting screw, 13 …… Spindle pin 14 …… Bolt nut, 15 …… Set screw A …… Electrode rod, P …… Electrode rod axis O …… Grinding plate center, L …… Deviation distance between electrode rod and grinding plate center, α …… Inclination angle
Claims (3)
視に於いてモータ駆動軸（３）の中心（Ｏ）より駆動軸
（３）の回転方向へ一定距離（Ｌ）だけ偏位した位置
に、下端部をケース本体（１）内へ突出せしめて固定さ
れ、中央部に挿入した電極棒（Ａ）を回転可能に支持す
る挿通孔（11a）が貫孔された電極棒保持ガイド（11）
と；中間部に段部（5c）を設けた円盤状を呈し、側面視
に於いて、その主研磨面（5a′）が前記電極棒保持ガイ
ド（11）により保持した電極棒（Ａ）の軸線に対して傾
斜角度（α）を保持する姿勢で配設された研磨盤（５）
と；前記研磨盤（５）を回転駆動するモータ（２）とよ
り構成され、研磨盤（５）により電極棒（Ａ）を回転さ
せつつ研磨することを特徴とする電極棒研磨機。1. A front surface of a front part of a case body (1) is deviated from a center (O) of a motor drive shaft (3) in a rotation direction of the drive shaft (3) by a constant distance (L) in a front view. At the position, the lower end is projected into the case body (1) and is fixed, and the insertion hole (11a) for rotatably supporting the electrode rod (A) inserted in the center portion is held. Guide (11)
A disk-like shape having a step (5c) in the middle, and the main polishing surface (5a ') of the electrode rod (A) held by the electrode rod holding guide (11) in a side view. Polishing machine (5) arranged so as to maintain an inclination angle (α) with respect to the axis
And an electrode rod polishing machine comprising a motor (2) for rotationally driving the polishing plate (5) and polishing while rotating the electrode rod (A) by the polishing plate (5).
支持ピン（13）により回動自在に、またその先端部をス
イング量調整ねじ（12）により左右方向へ一定距離だけ
移動自在に夫々支持されたスイングプレート（10）と；
前記スイングプレート（10）の中間部に下端部をケース
本体（１）内へ突出せしめて固定され、中央部に電極棒
（Ａ）を挿入する挿通孔（11a）が貫孔された電極棒保
持ガイド（11）と；中間部に段部（5c）を設けた円盤状
を呈し、側面視に於いて；その主研磨面（5a′）が前記
電極棒保持ガイド（11）により保持した電極棒（Ａ）の
軸線に対して傾斜角度（α）を保持する姿勢で配設され
た研磨盤（５）と；前記研磨盤（５）を回転駆動するモ
ータ（２）とより構成した電極棒研磨機。2. A case body (1) which is disposed on a case body (1) so that a base end portion thereof can be freely rotated by a support pin (13) and a tip end portion thereof can be moved by a swing amount adjusting screw (12) in a horizontal direction by a predetermined distance. A swing plate (10) movably supported respectively;
An electrode rod holder having a swing plate (10) fixed at its lower end by projecting into the case body (1) and having an insertion hole (11a) through which the electrode rod (A) is inserted in the central portion. An electrode rod having a guide (11); a disk shape with a step (5c) provided in the middle, and a main polishing surface (5a ') thereof held by the electrode rod holding guide (11) in a side view; Electrode rod polishing composed of a polishing disk (5) arranged in a posture that maintains an inclination angle (α) with respect to the axis of (A); and a motor (2) rotatably driving the polishing disk (5). Machine.
線が研磨盤（５）の中心（Ｏ）より回転方向へ一定距離
（Ｌ）だけ偏位した箇所に位置するように保持して成る
請求項（２）に記載の電極棒研磨機。3. When viewed from the front, the electrode rod (A) is positioned such that its axis is displaced from the center (O) of the polishing plate (5) in the rotational direction by a fixed distance (L). The electrode rod polishing machine according to claim 2, which is held.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990101439U JP2511525Y2 (en) | 1990-09-27 | 1990-09-27 | Electrode rod polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990101439U JP2511525Y2 (en) | 1990-09-27 | 1990-09-27 | Electrode rod polishing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0460386U JPH0460386U (en) | 1992-05-25 |
| JP2511525Y2 true JP2511525Y2 (en) | 1996-09-25 |
Family
ID=31844889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990101439U Expired - Lifetime JP2511525Y2 (en) | 1990-09-27 | 1990-09-27 | Electrode rod polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511525Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002040219A1 (en) * | 1999-07-07 | 2002-05-23 | Japan Science And Technology Corporation | Welding electrode polishing machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5216813Y2 (en) * | 1974-12-09 | 1977-04-15 | ||
| DE8902380U1 (en) * | 1989-03-01 | 1989-04-20 | Hornung, Andreas, 4708 Kamen | Device for grinding the tips of tungsten electrodes |
-
1990
- 1990-09-27 JP JP1990101439U patent/JP2511525Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002040219A1 (en) * | 1999-07-07 | 2002-05-23 | Japan Science And Technology Corporation | Welding electrode polishing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0460386U (en) | 1992-05-25 |
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