JPS5856731A - Automatic wire connector for wire-cut electric discharge machine - Google Patents
Automatic wire connector for wire-cut electric discharge machineInfo
- Publication number
- JPS5856731A JPS5856731A JP15600781A JP15600781A JPS5856731A JP S5856731 A JPS5856731 A JP S5856731A JP 15600781 A JP15600781 A JP 15600781A JP 15600781 A JP15600781 A JP 15600781A JP S5856731 A JPS5856731 A JP S5856731A
- Authority
- JP
- Japan
- Prior art keywords
- wire
- electrode
- wire electrode
- workpiece
- lever
- 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
Links
- 238000005520 cutting process Methods 0.000 claims abstract description 21
- 238000003780 insertion Methods 0.000 claims description 20
- 230000037431 insertion Effects 0.000 claims description 20
- 238000003754 machining Methods 0.000 claims description 4
- 235000010469 Glycine max Nutrition 0.000 claims 1
- 244000068988 Glycine max Species 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 241000270708 Testudinidae Species 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
- B23H7/10—Supporting, winding or electrical connection of wire-electrode
- B23H7/102—Automatic wire threading
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
Description
【発明の詳細な説明】
本発明線、ワイヤカット放電加工機において、−の被加
工部位での切断加工を終了した後、他の被加工部位で新
た表切断加工を引続き行なわす為に、ワイヤ電極を改め
て被加工部位及び下ダイスへ挿入し且つ供給する自動ワ
イヤ結線装置に関する。Detailed Description of the Invention In the wire-cut electric discharge machine of the present invention, after finishing the cutting process at the - workpiece area, in order to continue cutting the surface of the other work area, The present invention relates to an automatic wire connecting device that re-inserts and supplies an electrode to a workpiece and a lower die.
ワイヤカット放電加工渉による被加工物の切断加工にお
いて、−の被加工部位から他の被加工部位べ移行すると
きには、ワイヤ電極を切断し、新たな被加工部位に設け
た切断加工を開始する孔（以下、イニシャルホールとい
う）又は設定位置及び下ダイスへ前記ワイヤ電極を挿通
させ、改ためて前記ワイヤ電極を供給して結線しなおさ
なければならない。In cutting a workpiece by wire-cut electric discharge machining, when moving from a - workpiece part to another workpiece part, the wire electrode is cut and the hole provided at the new workpiece part is used to start cutting. (hereinafter referred to as the initial hole) or the set position and the lower die, the wire electrode must be supplied again, and the wires must be reconnected.
上述したワイヤ電極の供給、結線を自動的に行なわすも
のとして、従来、上ダイスの外径を細く形放し、被加工
物に挿通させてワイヤ電極を案内させるものも枦案され
ているが、ワイヤ電極の保持部に種々の加工を施したシ
、寸た前記ワイヤ電極の切断機構等を別個に配置しなけ
ればならない為、機構が複雑になシ、且つ前記ワイヤ電
極を保持する上下のダイスの間隔が大きくなったり、あ
るいはダイスを十分な強度をもたせた形状に形成するこ
とが出来ず、加工精度が保ち難いという欠点があった。Conventionally, as a method for automatically supplying and connecting the wire electrode as described above, a method has been proposed in which the outer diameter of the upper die is made thinner and the wire electrode is guided by inserting it into the workpiece. The holding part of the wire electrode has been subjected to various processing, and the mechanism for cutting the wire electrode must be placed separately, so the mechanism is complicated, and the upper and lower dies that hold the wire electrode This has the drawback that the distance between the two becomes large, or the die cannot be formed into a shape with sufficient strength, making it difficult to maintain machining accuracy.
本発明は、１述の欠点に鑑み、ワイヤ電極の切断手段、
案内手段、及び送り出し手段等を一体的に組付けたワイ
ヤ電極の挿通へ嗣ドを構成し、該挿通ヘッドを被加工物
の切断加工時には待避位置にとどめ、他の被加工部位の
切断加工に移行すると、きのみ前記ワイヤ電極の導通路
へ移動して前記ワイヤ電極を被加工物のイニシャルホー
ルＩ／ｃＮ１；ＩＩＦｌし結線させるようＫしたもので
、ワイヤ放！加工機の要部の構成に複雑な機構を附加す
ることなく、ワイヤ電極を挿通し、結線するワイヤ結鐘
装置を提供せんとするものである。In view of the above-mentioned drawbacks, the present invention provides a wire electrode cutting means,
A guide means, a feeding means, etc. are integrally assembled for the insertion of a wire electrode, and the insertion head is kept in a retracted position during cutting of the workpiece, and is not used for cutting other workpiece parts. When the wire is moved, the wire is moved to the conductive path of the wire electrode, and the wire electrode is connected to the initial hole I/cN1;IIF1 of the workpiece, and the wire is released! It is an object of the present invention to provide a wire tying device that inserts and connects a wire electrode without adding a complicated mechanism to the configuration of the main parts of a processing machine.
以下、本発明を用いた一実施例について、図面を参照し
て詳細に説明する。Hereinafter, one embodiment using the present invention will be described in detail with reference to the drawings.
第１図は、本発明を用いたワイヤカット放電加工機にお
いて、被加工物を切断加工している状態の要部構成図で
ある。１は放電加工機本体の図示しない基台に直立した
コラムに固定されたアーム、２は前記アーム１の先端に
上下方向へスライド可能に支持されたスライド軸、３は
前記スライド軸２の下端に固着された加工＋シトである
。４は切断加工を開始する為のイニシャルホール４ａが
形成された被加工物、５は前記被加工物４を載置し、工
すべく自動的に駆動されている。６は黄銅の線材からな
るワイヤ電極、７は前記アーム１に回転自在に枢支され
、前記ワイヤ電極６を導び〈第１の案内ローラ、８．９
はそれぞれ自動結線のときのみ前記ワイヤ電極６を挾み
付けて送る供給ローラとピンチローラ辺＆昼は前記ワイ
ヤ電極６を加工ヘッド３へ導く第２の案内ローラである
。１１は前記加工ヘッドａＫ固定され、前記ワイヤ電極
６に通電する上部通電電極、１２杜前記テーブル５の下
方へ配置された下部通電電極、１３．１４はそれぞれの
孔部へ前記ワイヤ電極６が挿通され、核ワイヤ電極６の
位置決めをする上ダイス及び下ダイスである。１５．１
６辻前記ワイヤ電極６を挾み付けかから張力を加えて走
行させる為の一対の案内ベルトである。１７は前記ワイ
ヤ電極６を切断し、案内して前記下ダイス１４に挿通さ
せるワイヤ挿通ヘラ・ド、１８．１９Ｉｐｉそれぞれ前
記ワに支持し、且つ前記アームＩＫ対して左右方向へス
ライド自在如支持された支持部材で、図示しがい制御装
置によって前記ワイヤ挿通ヘッド１７を上下方向へ、ま
たアームＩＫ対して左右方向へ駆動させることができる
。FIG. 1 is a diagram showing the main parts of a wire-cut electric discharge machine using the present invention in a state where a workpiece is being cut. Reference numeral 1 denotes an arm fixed to a column upright on a base (not shown) of the electrical discharge machine main body, 2 a slide shaft supported at the tip of the arm 1 so as to be able to slide vertically, and 3 a lower end of the slide shaft 2. It is fixed processing + shit. 4 is a workpiece in which an initial hole 4a for starting cutting is formed, and 5 is a workpiece on which the workpiece 4 is placed and is automatically driven for cutting. 6 is a wire electrode made of a brass wire; 7 is rotatably supported on the arm 1 and guides the wire electrode 6; 8.9 is a first guide roller;
1 and 2 are a supply roller and a pinch roller, respectively, which pinch and feed the wire electrode 6 only during automatic wire connection, and a second guide roller which guides the wire electrode 6 to the processing head 3. 11 is an upper current-carrying electrode fixed to the processing head aK and energizes the wire electrode 6; 12 is a lower current-carrying electrode disposed below the table 5; 13 and 14 are respective holes into which the wire electrode 6 is inserted. These are an upper die and a lower die for positioning the nuclear wire electrode 6. 15.1
These are a pair of guide belts that sandwich the wire electrodes 6 and make them run while applying tension. 17 is a wire insertion spatula for cutting and guiding the wire electrode 6 and inserting it into the lower die 14; 18.19 Ipi are each supported by the wires and are supported so as to be slidable in the left and right directions with respect to the arm IK; The wire insertion head 17 can be driven in the vertical direction and in the horizontal direction with respect to the arm IK by the illustrated support member.
第２図は、前述したワイヤ挿通ヘッド１７の要部構成を
示し、第３図及び第５図はそ扛ぞれの機構の各作動状態
を示している。６は前記ワイヤ電極、１０１．１０２は
それぞれ前記ワイヤ電極６を挾みつけて回転し得る送シ
ローラで、該送シローラＩｏｔａローラ駆動モータ１０
３に連結されておシ、前記送りローラ１０２はローラ揺
動レバー１０４の一方端に枢止されている。該ローラ揺
動レバー１０４０７を介してロッド１０５と連結され、
該ロッド１０５は電磁プランジャ１０６に結合されてい
る。１０８は一方端が前記ローラ揺動レバー１０４の中
間点に連結された第１のリンク、１０９は前記第１のリ
ンク１０８の亀！茅端が結合し、支点１０９ａ を中
心にして揺動する第２のリンク、１１；０は揺動自在（
Ｃ取付けられ、一方端に前記ワイヤ位置め板１０４ａと
協働して前記ワイヤ電極６を定位置に保持する略さ角状
の切欠部１１０ａを形成したワイヤ位置決め片である。FIG. 2 shows the main structure of the wire insertion head 17 described above, and FIGS. 3 and 5 show the operating states of the respective mechanisms. 6 is the wire electrode, 101 and 102 are feed rollers that can rotate while pinching the wire electrode 6, and the feed roller Iota roller drive motor 10
3, and the feed roller 102 is pivotally fixed to one end of a roller swing lever 104. connected to the rod 105 via the roller swing lever 10407;
The rod 105 is coupled to an electromagnetic plunger 106. 108 is a first link whose one end is connected to the intermediate point of the roller swing lever 104; 109 is a tortoise of the first link 108; The second link 11;0, to which the collage ends are connected and swings around the fulcrum 109a, is swingable (
This is a wire positioning piece that is attached to the wire positioning plate 104 and has a substantially rectangular notch 110a formed at one end thereof to cooperate with the wire positioning plate 104a to hold the wire electrode 6 in a fixed position.
１１１はローラ揺動モータ、１１２け歯車列、１１３は
前記歯車列１１２吟噛祷１−４ｉＦ１．’、歯車１１２
−ａに固着された揺動可動カム、１１：４は一方端に前
記揺動駆動カム１１３の当接端１１４ａが設けられ、前
記第２のリンク１０９及び前記ワイヤ位置決め片１１０
のそれぞれ他端と係合し、他方端に係合部１１４ｂが形
成され、スライド自在に取付けられたスライドレバーで
、図示しないバネによって前記揺動駆動カム１１３の方
向へ偏倚習性づけられている。前記送シローラ１０１．
１０２は、前記揺動駆動カム１１３に追従すゐスライド
レバー１１４ｔたは電磁プランジャー１０６に連動する
ロッド１０５の動作によシ、該送りローラ１０２が送り
ローラ１０１と圧着し、または解除され得る様になされ
ている。111 is a roller swing motor, 112 is a gear train, and 113 is the gear train 112, 1-4iF1. ', gear 112
The swinging movable cam 11:4 fixed to -a is provided with the abutting end 114a of the swinging drive cam 113 at one end, and the second link 109 and the wire positioning piece 110.
The engagement portions 114b are formed at the other ends of the slide levers, which are slidably attached, and are biased in the direction of the swing drive cam 113 by a spring (not shown). The feed roller 101.
102 is configured such that the feed roller 102 can be brought into pressure contact with the feed roller 101 or released by the movement of a slide lever 114t that follows the swing drive cam 113 or a rod 105 that is linked to the electromagnetic plunger 106. is being done.
１１５は絶縁材から々シ、縦溝１１５ａが形成され九カ
ッタ部挾持部材、１１１６は前記カッタ部挾持部材−１
１５とで前記ワイヤ電極６を挾み付けるカッタ部電極で
挿核カツタ部電極１１６は第１の電極１１６ａと、第２
の電極１１６ｂと、これらの間に狭まれて配置された絶
縁材１１６ｃとから構成され、これらにそれぞれ連なり
て縦溝１１６ｄが形成されており、該カッタ部挟持部材
１１５とカッタ部電極Ｘｔａ：怠それぞれ長手方向へス
ライド自在に取付けられている。１１７は一方端１１７
ａが前記カッタ部挾持部材１１５の縦溝１１５ａと係合
し、揺動自在に取付けられた連結レバー、１１Ｂは一方
端１１８ａが前記連結レバー１１７の他方端１１７ｂと
係合し、揺動自在に取付けられたカッタ部挾持レバー、
１１９は一方端１１９ａが前記カッタ部臂極１１６の縦
溝１１６ｄと係合し、揺動自在に取付けられ九カッタ部
電極レバー、１２０は前記カッタ部挾持レバー１１８の
他方端１１８ｂと前記カッタ部雪極レバー１１９の他方
端１１９ｂがそれぞれ係合し、左右方向へスライド自在
に取付けられたカッタ部作動しバーｆ１カム作動部１２
０ａが形成されている・１２１は前ｅカッタ部電極レバ
ー１２０を左方向へ偏倚習性づける引張バネである。１
２２は前記ローラ駆動そ一夕１０３の出力軸１０３ａに
固着された第１のハスバ歯車、１２３は一方端に前記カ
ッタ部作動レバー１２０のカム作動部１２０ａＪ協働す
るカム部１２３ａが一体的に固着された第２のハスバ歯
車で、前記第１のハスバ歯車１２２と第２のハスパ歯車
１２３とによりネジ歯車機構を構成している。１２４は
スリツク１２４ａが形成され、前記ワイヤ電極６を案内
するガイドパイプ、１２５は前記ガイドパイプ１２４の
補強アームで、前記ガイトノくイブ１２４に沿ってスラ
イドし得る様に取付けられている。Reference numeral 115 is made of an insulating material and has vertical grooves 115a formed therein, and 1116 is the cutter part holding member-1.
15 and the cutter part electrode which sandwiches the wire electrode 6. The cutter part electrode 116 has a first electrode 116a and a second
The cutter portion holding member 115 and the cutter portion electrode Each is attached so that it can slide freely in the longitudinal direction. 117 is one end 117
a is engaged with the vertical groove 115a of the cutter holding member 115 and is swingably attached to the connecting lever; one end 118a of the connecting lever 11B is engaged with the other end 117b of the connecting lever 117 and is swingably mounted; Attached cutter clamping lever,
119 is a cutter electrode lever whose one end 119a engages with the vertical groove 116d of the cutter arm 116 and is swingably attached; 120 is a cutter electrode lever that is connected to the other end 118b of the cutter holding lever 118 and the cutter arm 116; The other ends 119b of the pole levers 119 are engaged with each other to operate the cutter portion attached to be slidable in the left and right direction, and the bar f1 cam actuating portion 12
Reference numeral 0a is a tension spring that biases the front e-cutter electrode lever 120 to the left. 1
22 is a first helical gear fixed to the output shaft 103a of the roller drive unit 103, and 123 is integrally fixed to one end of a cam portion 123a that cooperates with the cam actuating portion 120aJ of the cutter portion actuating lever 120. The first helical gear 122 and the second helical gear 123 constitute a screw gear mechanism. Reference numeral 124 indicates a guide pipe in which a slit 124a is formed and guides the wire electrode 6. Reference numeral 125 indicates a reinforcing arm of the guide pipe 124, which is attached so as to be able to slide along the guide knob 124.
次に作動について説明する。通常の切断加工を行なって
いるときは、第１図に示す如くワイヤ挿通ヘッド１７は
上方へ且つ左方へ移動した待避位置にあり、加工ヘッド
３は被加工物４に近接する位置まで下降し、ワイヤ電極
６を走行させつつ該ワイヤ電極６と被加工物４との間で
放！させて前記被加工物４を切断加工している。Next, the operation will be explained. When performing normal cutting, the wire insertion head 17 is in the retracted position, moving upward and to the left, as shown in FIG. 1, and the processing head 3 is lowered to a position close to the workpiece 4. , while the wire electrode 6 is running, it is released between the wire electrode 6 and the workpiece 4! The workpiece 4 is then cut.
−の被加工部位での切断加工を終了し、他の被加工部位
での切断力〇工を引続き行なうときには、図示しない制
御装置によって予め定められた順序に従って以下のとお
シに作動する。第４図に示す如く、加工ヘッド３は上昇
し、ワイヤ挿通ヘッド１７が下降すると共に、右方へ移
動してワイヤ電極６が第２図で示すカッタ部の中央に至
ったところで停止する。図示しない制御装置によりロー
ラ駆動モータ１０３が回転し、ネジ歯車機構を介して第
２のハスバ歯車１２３のカム部１２３ａを回転させ、該
カム部１２３ａの回転に追従してカッタ部作動レバー１
２０は引張バネ１２１によシ左方へスライドし、該カッ
タ部作動レバー１２０に他方端１１８ｂ、１１９ｂで係
合部るカッタ部挾持レバー１１８及びカッタ部電極レバ
ー１１９をそれぞれ左回転方向へ揺動させ、カッタ部電
極レバー１１９は一方端１１９ａで係合するカッタ部電
極１１６を右方ヘスライドさせ、前記カッタ部挾持レバ
ー１１８はその一方端１１８ａで係合する連結レバー１
１７を介してカッタ部挾持部材１１５を左方へスライド
させ、前記ワイヤ電極６に張力を印加して挾持する。カ
ッタ部に挾持されたワイヤ電極６には、上部通Ｍｌｌｔ
極１１とカッタ部電極１１６の第１の電極１１６ａの間
に通電して加熱し、この間のワイヤ電極６を焼鈍し、次
にカッタ部雷極１１６の第１の電極１１６ａと第２の電
極１１６ｂの間に通電１７て加熱し、予め印加された張
力によってワイヤ電極６を破断させる。When the cutting process at the workpiece part - is finished and cutting force 〇 is to be continued at the other workpiece parts, the following operations are performed according to a predetermined order by a control device (not shown). As shown in FIG. 4, the processing head 3 rises, and the wire insertion head 17 descends, moving to the right and stopping when the wire electrode 6 reaches the center of the cutter portion shown in FIG. 2. The roller drive motor 103 is rotated by a control device (not shown), rotates the cam portion 123a of the second helical gear 123 via a screw gear mechanism, and the cutter portion operating lever 1 follows the rotation of the cam portion 123a.
20 slides to the left by a tension spring 121, and swings the cutter part holding lever 118 and the cutter part electrode lever 119, which are engaged with the cutter part operating lever 120 at the other ends 118b and 119b, in the left rotation direction, respectively. The cutter electrode lever 119 slides the cutter electrode 116 engaged at one end 119a to the right, and the cutter holding lever 118 slides the coupling lever 1 engaged at one end 118a.
The cutter holding member 115 is slid to the left via the wire electrode 17 to apply tension to and hold the wire electrode 6. The wire electrode 6 held in the cutter part has an upper passage Mllt.
Electricity is applied between the pole 11 and the first electrode 116a of the cutter part electrode 116 to heat it, annealing the wire electrode 6 between them, and then the first electrode 116a and the second electrode 116b of the cutter part electrode 116 are heated. During this period, electricity is applied 17 to heat the wire electrode 6, and the wire electrode 6 is broken by the tension applied in advance.
カッタ部がワイヤ電極６の挾持を開放したときには、送
シローラ１０１．１０２は第５図に示す如く、ロー２揺
動モータ１１１に連動する揺動駆動カム１１３によって
スライドレバー１１４を下方へスライドさせ、該スライ
ドレバー１１４に連結した第２のリンク１０９及びワイ
ヤ位置決め片１１０を左回転方向へ回動させ、前記第フ
のリンク１０９は第１のリンク１０８を介してローラ揺
動レバー１０４を右揺動させた位置にあシ。また、ワイ
ヤ位置決め片１１０は左回転方向へ回動されて開放され
た位置にある。ワイヤ挿通ヘッド１７は第６図に示す如
く、第４図の状態よりさらに右方へ移動して、ワイヤ電
極６の導通路が送ジロー２１ΦＧ、１０２の間に位置す
るところで停止する。次に、ローラ揺動モータ１１１が
回転して揺動駆動カム１１３を回転させ、該揺動駆動カ
ム１１３の回転に追従してスライドレバー１１４は図示
しないバネによって第５図上で上方へ移動し、第３図に
示す如く、第２のリンク１０９．第１のリンク１０８を
介してローラ揺動レバー１０４を左回転方向へ回動させ
ると共に、ワイヤ位置中法め片１１０を右回転方向へ回
動させ、前記ワイヤ電極６を前記位置決め板１０４ｇと
前記ワイヤ位置決め片１１０の切欠部１１０ａとにより
ワイヤ導通路を位置決めし、同時に送りｐ−２１０１１
１０２でゆるく挾み付け、さらに電磁プランジャ１０６
が動作してロッド１０５を上方へ吸引し、圧縮バ＄１０
７を介してローラ揺動レバー１０４を強く左回転方向に
附勢して前記送りローラ１０１．１０２は前記ワイヤ電
極６を強く挾持する。When the cutter part releases the wire electrode 6, the feed rollers 101 and 102 slide the slide lever 114 downward by the swing drive cam 113 linked to the row 2 swing motor 111, as shown in FIG. The second link 109 and the wire positioning piece 110 connected to the slide lever 114 are rotated in the counterclockwise direction, and the second link 109 is used to pivot the roller swing lever 104 to the right via the first link 108. Place the reeds in the position you placed them. Further, the wire positioning piece 110 is rotated in the counterclockwise rotation direction and is in an open position. As shown in FIG. 6, the wire insertion head 17 moves further to the right from the state in FIG. Next, the roller swing motor 111 rotates to rotate the swing drive cam 113, and following the rotation of the swing drive cam 113, the slide lever 114 is moved upward in FIG. 5 by a spring (not shown). , as shown in FIG. 3, the second link 109. The roller swing lever 104 is rotated to the left through the first link 108, and the wire positioning piece 110 is rotated to the right to move the wire electrode 6 between the positioning plate 104g and the The wire conduction path is positioned by the notch 110a of the wire positioning piece 110, and at the same time, the feed p-21011
102, and then the electromagnetic plunger 106.
operates and sucks the rod 105 upward, compressing the bar $10.
7, the roller swinging lever 104 is strongly biased in the left rotation direction, and the feed rollers 101 and 102 strongly clamp the wire electrode 6.
そこでローラ駆動モータ１０３が回転させられると、前
記送りローラ１０１，１０２とによシワイヤ電極６が送
り出され、該ワイヤ電極６はガイドパイプ１２４に、挿
通される。ワイヤ挿通ヘッド１７は、第７図に示す如く
下方へ移動すると共に、さらにワイヤ電極６を峰り出し
てガイドパイプ１２４を被加工物４のイニシャルホール
４ａへ挿通し、同時にワイヤ電極６を下ダイス１４へ挿
通させる。下ダイス１４に挿通させられたワイヤ電極６
は、案内ベル）１５．１６で張力を加えつつ手繰シ出さ
れ、ワイヤ電極６が結線される。ワイヤ電極６の結線が
終了した後ワイヤ挿通ヘッド１７は、ガイドパイプ１２
４のスリワリ１２４ａからワイヤ電、極６を脱出させて
前述した第１図に示す待避位置に戻シ、加工ヘッド３は
被加工物４に近接した位置まで下降して前述した他の被
加工部位での新たな切断加工が開始される。When the roller drive motor 103 is rotated, the wire electrode 6 is fed out from the feed rollers 101 and 102, and the wire electrode 6 is inserted into the guide pipe 124. The wire insertion head 17 moves downward as shown in FIG. 7, further protrudes the wire electrode 6, inserts the guide pipe 124 into the initial hole 4a of the workpiece 4, and simultaneously inserts the wire electrode 6 into the lower die. 14. Wire electrode 6 inserted through lower die 14
is manually drawn out while applying tension using guide bells 15 and 16, and the wire electrode 6 is connected. After the wire electrode 6 has been connected, the wire insertion head 17 inserts the guide pipe 12
The wire electrode 6 is removed from the slot 124a of No. 4 and returned to the above-mentioned retracted position shown in FIG. A new cutting process will begin.
以上述べた如く、本発明は、カッタ部挾持部〆１１５及
び、カッタ部電極１１６等からなる―。As described above, the present invention consists of the cutter part holding part 115, the cutter part electrode 116, etc.
カッタ部と、送りロー
９１０１．１０２．’フイ’？位置決め板１０４ ａ
Ｂにワイヤ位置決め片ｔｉｏ等からなるワイヤ送抄出し
部及びガイドパイプ１２４を一つのユニットとして組付
けてワイヤ挿通ヘッド１７として構成し、ワイヤを結線
するときのみワイヤ挿通ヘッド１７を作動させる様にし
たもので、ワイヤカット放電加工機本体の要部構成に何
ら附加的な加工をすることなく、加工精度に影響させる
ことがないという利点がある。Cutter part and feed row 9101.102. 'Fui'? Positioning plate 104a
A wire feeding/extracting part consisting of a wire positioning piece tio and the like and a guide pipe 124 are assembled as one unit to form a wire insertion head 17, and the wire insertion head 17 is operated only when connecting wires. This method has the advantage that it does not require any additional processing on the main structure of the main body of the wire-cut electrical discharge machine, and does not affect processing accuracy.
第１図は本発明を用いたワイヤカット放電加工機の要部
構成図、第２図は本発明を用いたワイヤ挿通ヘッ）°の
要部を示す斜視図、第３図、及び第５図は前記ワイヤ挿
通ヘッドの要部構成をそれぞれ異なる作動状態で示す動
作説明図、第４図、及び第６図−第７図は本発明を用い
たワイヤ放電加工機における前記ワイヤ挿通ヘッドをそ
れぞれ異なる作動位置で示す動作説明図でネる。
ｌ“・・・・・アーム、２・・・・・・スライド軸、３
・・・・・・加工ヘッド、４・・・・・・被加工物、４
ａ・°・・・・イニシャルホール、５・・・・−・テー
ブル、６・・・・・・ワイヤ電極、７・・・・・・第１
の案内ローラ、８・・・・・・供給ローラ、９・・・・
・・ピンチローラ、１０・・・・・・第２の案内ローラ
、１１・・・・・・上部通電電極、１２・・・・・・下
部通電電極、１３・・・・・・上ダイス、１４・・・・
・・下ダイス、１５．１６・・・・・・・・・案内ベル
）、１７・・・・・・ワイヤ挿通ヘッド、１８．１９・
・・・・・案内軸ｓ２０・・・・・・支持部材、１０１
，１０２・・・・・・送シローラ、１ｏ４・・・・・・
ローラ揺動レバー’、１０４ａ・・・・・・ツイヤ位置
決め板、１０８・・・・・・第１のり／り、１０９・・
・・・・第２のリンク、１１０・・・・・・ワイヤ位置
決め片、１１０ａ・・・・・・切欠部、１１４３・・・
・・・ローラ揺動カム、１１４・・・・・・スライドレ
バー、１１４ ａ・・・・・・当接端、１１５・・・・
・・カッタ部部電極、１１６ａ・・・・・・第１の電極
、１１６ｂ・・・・・・第２の電極、１１６ｃ・・・・
・・絶縁材、１１６ｄ・・・・・・縦溝、１１７・・・
・・・連結レバー、１１８・・・・・・カッタ部挾持レ
バー、１１９・・・・・・カッタ部電極レバー、１２０
・・・・・・カッタ部駆動レバー、１２２・・・・・・
第１のハスバ歯車、１２３・・・・・・第２のハスバ、
歯車、１２３ａ・・・・・・カム部、１２４・・・・・
・ガイドパイプ、１２４ａ・・・・・・スリワリ。
特許出願人
株式会社 コ パル
西部電機工業株式会社
第１図
Ｑ
第３図Fig. 1 is a configuration diagram of the main parts of a wire-cut electrical discharge machine using the present invention, Fig. 2 is a perspective view showing the main parts of the wire insertion head) using the present invention, Figs. 3 and 5. 4 and 6 to 7 are operational explanatory diagrams showing the configuration of the main parts of the wire insertion head in different operating states, respectively, and FIG. 4 and FIGS. This is an explanatory diagram of the operation shown in the operating position. l"...Arm, 2...Slide axis, 3
...Processing head, 4...Workpiece, 4
a・°・・・Initial hole, 5・・・・Table, 6・・・Wire electrode, 7・・・・First
Guide roller, 8... Supply roller, 9...
... Pinch roller, 10 ... Second guide roller, 11 ... Upper current-carrying electrode, 12 ... Lower current-carrying electrode, 13 ... Upper die, 14...
・・Lower die, 15.16・・Guide bell), 17・・Wire insertion head, 18.19・
...Guide shaft s20...Support member, 101
,102...Feed roller, 1o4...
Roller swing lever', 104a... Tsuyear positioning plate, 108... First glue/glue, 109...
...Second link, 110...Wire positioning piece, 110a...Notch, 1143...
... Roller swing cam, 114 ... Slide lever, 114 a ... Contact end, 115 ...
...Cutter part electrode, 116a...First electrode, 116b...Second electrode, 116c...
...Insulating material, 116d...Vertical groove, 117...
... Connection lever, 118 ... Cutter part holding lever, 119 ... Cutter part electrode lever, 120
...Cutter drive lever, 122...
First helical gear, 123...Second helical gear,
Gear, 123a...Cam part, 124...
・Guide pipe, 124a...Suriwari. Patent applicant Co., Ltd. Copal Seibu Electric Industry Co., Ltd. Figure 1 Q Figure 3
Claims (1)
せつつ該ワイヤ電極と微少間隙を介して対向する被加工
物との間で放電させて該被加工物を切断加工するワイヤ
カット放電加工機において、前記ワイヤ電極の導通路に
進入して該ワイヤ電極を挾持し且つ切断するカッタ部と
、前記ワイヤ電極の導通路に沿った位置に移動し、核ワ
イヤ電極を挿通して案内し得、又脱出させ得るガイドパ
イプと、前記ワイヤ電極を送出するローラとからガるワ
イヤ挿通ヘッドを備え、該ワイヤー挿通ヘッドは被加工
物の切断加工時には待避位置てあり、−の被加部位の切
断加工を終了して他の被加工部位の切断加工へ移行する
ときｋは、ワイヤ電極のカット位置、ガイドパイプへの
挿通位置、及び下ダイズへの挿通位置へそれぞれ移動し
得る様にしたことを蔵徴とするワイヤカット放電加工機
の自動ワイヤ結線装置。Wire-cut electric discharge machining, in which a wire electrode stretched between an upper dance and a lower dance is run, and electric discharge is generated between the wire electrode and a workpiece facing the workpiece through a small gap to cut the workpiece. The machine includes a cutter portion that enters the conductive path of the wire electrode to clamp and cut the wire electrode, and a cutter portion that moves to a position along the conductive path of the wire electrode and inserts and guides the nuclear wire electrode. , and a wire insertion head that extends from a guide pipe that can be removed and a roller that sends out the wire electrode, and the wire insertion head is in a retracted position when cutting the workpiece, and the wire insertion head is in a retracted position when cutting the workpiece. When finishing the machining and moving on to cutting other workpiece parts, k can be moved to the cutting position of the wire electrode, the insertion position into the guide pipe, and the insertion position into the lower soybean. Automatic wire connection device for wire-cut electrical discharge machines.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15600781A JPS5856731A (en) | 1981-09-30 | 1981-09-30 | Automatic wire connector for wire-cut electric discharge machine |
| DE19823236263 DE3236263A1 (en) | 1981-09-30 | 1982-09-30 | Automatic wire-guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15600781A JPS5856731A (en) | 1981-09-30 | 1981-09-30 | Automatic wire connector for wire-cut electric discharge machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5856731A true JPS5856731A (en) | 1983-04-04 |
Family
ID=15618283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15600781A Pending JPS5856731A (en) | 1981-09-30 | 1981-09-30 | Automatic wire connector for wire-cut electric discharge machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5856731A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5489395A (en) * | 1977-12-14 | 1979-07-16 | Siemens Ag | Electric corrosion working method of working piece by linear or beltlike electrode and its device |
| JPS56102432A (en) * | 1980-01-17 | 1981-08-15 | Mitsubishi Electric Corp | Wire electrode feeding device for wire cut arc discharge machining apparatus |
-
1981
- 1981-09-30 JP JP15600781A patent/JPS5856731A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5489395A (en) * | 1977-12-14 | 1979-07-16 | Siemens Ag | Electric corrosion working method of working piece by linear or beltlike electrode and its device |
| JPS56102432A (en) * | 1980-01-17 | 1981-08-15 | Mitsubishi Electric Corp | Wire electrode feeding device for wire cut arc discharge machining apparatus |
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