JPS58143909A - Lead frame cutter - Google Patents
Lead frame cutterInfo
- Publication number
- JPS58143909A JPS58143909A JP2439782A JP2439782A JPS58143909A JP S58143909 A JPS58143909 A JP S58143909A JP 2439782 A JP2439782 A JP 2439782A JP 2439782 A JP2439782 A JP 2439782A JP S58143909 A JPS58143909 A JP S58143909A
- Authority
- JP
- Japan
- Prior art keywords
- lead frame
- punch
- die
- cutting
- frame
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shearing Machines (AREA)
Abstract
Description
【発明の詳細な説明】
本発明はリードフレーム切断装置に関する。従来、牛導
体表品の製造過程において、リードフレームの不安部分
の切り離し等を行う場合、パンチとダイと’（ｒ’Ｎす
る切断装置ヶ用いてリードフレームの切＃全行っている
。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a lead frame cutting device. Conventionally, in the process of manufacturing a conductor surface product, when cutting off an unstable part of a lead frame, a punch, a die, and a cutting device such as '(r'N) are used to completely cut the lead frame.
その場せ、リードフレームは長尺のものケガイド仮でガ
イドしなからピッチ送りされ、ピッチ込９佐に切断さｎ
、ベレットボンディングやワイヤボンディング等の恢工
稈に込らｎる。On the spot, the lead frame was pitch-fed without being guided by a long lead frame, and cut into 9 lengths including the pitch.
, including forming techniques such as bullet bonding and wire bonding.
ところが、促米のリードフレーム切断装置においてげ、
切断時にパンチとリードフレームＵ下１１するが、ダイ
は固定状態の１１であるため、１１−ドフレームの下降
により他の工程にあるリードフレームの高ざ位置との間
にずれか発生し、円滑な ゛１勅作業化が不可
能となり、切断後のリードフレーム方向の簡さに戻すこ
とが！ｖ、−要となる寺、−η連続生産にとって非常に
不具合であった。However, the lead frame cutting equipment of Nakamai failed.
During cutting, the punch and lead frame U are lowered, but since the die is in a fixed state, the lowering of the lead frame causes a misalignment with the height position of the lead frame in other processes, resulting in a smooth process. 1) It becomes impossible to do the manual work, and it is possible to return to the simple direction of the lead frame after cutting! v, - The key point, - η It was very inconvenient for continuous production.
本発明の目的は、前后己従来技術の不具合？解消し、他
の工程やユニット等に悪影響會及は丁ことなくリードフ
レームを切断でさ、自動化にとって好迩なリードフレー
ム切断装置１ｔｋ提供することにある。The purpose of the present invention is to solve the problems of the prior art? The object of the present invention is to provide a lead frame cutting device 1tk that can solve the problem and cut the lead frame without causing any adverse effects on other processes or units, and is favorable for automation.
この目的を：ｉ！ｉＨするため、本発明は、切断時にパ
ンチとダイの内方を移動させ、リードフレームは移動ζ
せることなく切断すること′に％徴とするものである。This purpose: i! In order to perform iH, the present invention moves the inside of the punch and die during cutting, and the lead frame moves ζ.
The percentage mark is that it can be cut without causing any damage.
以下、本発明を図面に示す実ａ例にしたかつて詳細にＭ
〉ｅＥ！Ａする。Hereinafter, the present invention will be described in detail as an example shown in the drawings.
〉eE! A.
第１図に本発明によるリードフレーム切断装置の一実施
例會示す止面図である。FIG. 1 is a top view showing an embodiment of a lead frame cutting device according to the present invention.
この実施例においては、リードフレーム１（ｒ切断する
ためのパンチ２とダイ３はそね、ぞれリードフレームＩ
の土工に対向状に配置さη、切断時に（１パンチ２とダ
イ３の内方かリードフレーム１の方間に秘勧し、リード
フレーム１は静止したままで切断を行うよう構成されて
いる。In this embodiment, a punch 2 and a die 3 for cutting the lead frame 1 (r) are used for cutting the lead frame I, respectively.
They are placed facing each other on the earthwork, and when cutting (1 is placed between the punch 2 and the die 3 or between the lead frame 1 and the lead frame 1 stationary, cutting is performed. .
そのため、パンチ２およびダイ３の駆動源として、本実
施例ではモータ４が設けられ、このモータ４の駆ｖＪ軸
５の下端に設けた歯車６奮各螺軸７゜８の上端の歯車９
．１０と噛合させるようｆＩＩ￥成されている。Therefore, in this embodiment, a motor 4 is provided as a drive source for the punch 2 and the die 3, and the motor 4 drives a gear 6 provided at the lower end of the drive shaft 5, and a gear 9 provided at the upper end of each screw shaft 7°.
．． fII is designed to mesh with 10.
螺軸７，８は固定の取付板１１と１２ｉ’ｃより回転可
能に支持はれ、リードフレームｌの高さとほぼ同じ中間
位置の上ｆｉｌｌは石ねじ方向に角ねじが切られ、下側
は左ねじとなっている。螺軸７，８の石才コじ部７Ａ、
８ｋには、パンチ２ヶ中央部下側に取り１１けた上下動
用１ヒなパンチ取付板Ｌ３か水平方向に配役さｆｌ、で
いる。一方、螺＠７．８の左ねじｍ７Ｂ、ｓＢには、ダ
イ３ケ前記バンチ２とはぼ対向して中央部上側に取り何
けた上下動用ｈｅなダイ取付板Ｉ４が水平方向に配役さ
れている。The screw shafts 7 and 8 are rotatably supported by fixed mounting plates 11 and 12i'c, and the upper fill at the middle position, which is approximately the same height as the lead frame l, has a square thread cut in the direction of the stone thread, and the lower fill has a square thread cut in the direction of the stone thread. It has a left-hand thread. Ishizai corner part 7A of screw shafts 7 and 8,
In the 8k, there is a punch mounting plate L3 for vertical movement of 11 digits placed below the center of the two punches, and a punch mounting plate fl placed in the horizontal direction. On the other hand, on the left-hand threads m7B and sB of the screws @7.8, a vertically movable die mounting plate I4 is arranged horizontally on the upper side of the center, almost facing the bunch 2 of the three dies. There is.
これらのパンチ取付＠１３とダイ取付板１４は螺１！ｌ
ｌ＋７．８の回転により互いに接近または離反する工う
に移動する。These punch mounting @13 and die mounting plate 14 are screwed 1! l
They move toward or away from each other by a rotation of l+7.8.
次に、本実施例の作用について説明する。丑ず、リード
フレーム１？所定の切断位置１でピッチ送りした体、モ
ータ４を作動させると、駆動＠１１５、歯車６、お工ひ
歯車９．１０’（Ｈ弁して螺軸７，８が回転する。Next, the operation of this embodiment will be explained. Ushizu, lead frame 1? When the body is pitch-fed at a predetermined cutting position 1 and the motor 4 is operated, the drive @ 115, gear 6, and machining gears 9 and 10' (H valve) rotate the screw shafts 7 and 8.
螺Ｉｊ＋７．８が回転すると、パンチ取付板１３は右ね
しｉ７Ａ、８Ａの回転と共に１方に移動し、パンチ２全
リードフレームｌおよびダイ３の方向に接近させる。一
方、ダイ取付板１４は左ねじ部７Ｂ 、８Ｂの回転と共
に上方に移動し、ダイ３をリードフレームｌおよびパン
チ２の方向に接近させる。When the screw Ij+7.8 rotates, the punch mounting plate 13 moves in one direction with the rotation of the right-handed screws i7A and 8A, and approaches the entire punch 2 toward the lead frame 1 and the die 3. On the other hand, the die mounting plate 14 moves upward with the rotation of the left-hand threaded portions 7B and 8B, causing the die 3 to approach the lead frame l and the punch 2.
それにより、パンチ２とダイ３は静止状態の１筐のリー
ドフレームｔｈ上下内方向からの］ｌＩＪ〜１力ＶＣＸ
り切断する。As a result, the punch 2 and the die 3 are applied to the static lead frame th from the upper and lower inner directions]lIJ~1forceVCX
Cut.
１、＊ｌｌノミで、リードフレームｌは切断時にもその
胃ζ位値が全く変動せず、他の工程やユニットに対して
何ら影響金入ぼすこともない。また、本実施汐ＩＩのリ
ードフレーム切断装置はコンパクトな構造？有している
。1. With the *ll chisel, the stomach ζ position value of the lead frame l does not change at all even when it is cut, and there is no influence on other processes or units. Also, does the lead frame cutting device of Shio II have a compact structure? have.
算２図は本発明によるリードフレーム切断装置の他の１
つの実施例を示す正面図である。Figure 2 shows another lead frame cutting device according to the present invention.
FIG. 2 is a front view showing two embodiments.
この実７Ｍ例では、パンチ２とダイ３の移動のために別
々の駆動用空気シリンダ１５．１６がそれぞれ使用きれ
、各空気シリンダ１５．１６は各取付板１７．１８に取
り付けられている。また、パンチ２全山央部下側に取り
付けたパンチ取付板２１、ダイ３ヶ中央部上側に取り付
けたダイ取付板２２は、それぞれの空気シリンダ１５．
１６に！す１１Ｈ１９，２０に沿って互いｖｃ５Ｈ近ま
たは離反するよう上下動できる。In this 7M example, separate drive air cylinders 15.16 are used for the movement of punch 2 and die 3, each air cylinder 15.16 being attached to a respective mounting plate 17.18. In addition, a punch mounting plate 21 attached to the lower side of the center of the punch 2 and a die mounting plate 22 attached to the upper side of the center of the three dies are connected to each air cylinder 15.
To 16! They can be moved up and down along the lines 11H19 and 20 so as to be close to or away from each other vc5H.
ぞｎにより、本実施例においても、パンチ２とダイ３の
周方が移動し、リードフレーム１は動かないままでその
切断會行うことかできる。Accordingly, in this embodiment as well, the punch 2 and die 3 can be moved circumferentially, and the cutting process can be carried out without the lead frame 1 moving.
第３図は本発ψ１によるリードフレーム切断装置のさら
に他の１つの実施例會不す正面図である。FIG. 3 is a front view of yet another embodiment of the lead frame cutting device according to the present invention ψ1.
本実施例では、駆動用の空気シリンダ２３は、パンチ２
全中央部下世１１に取り付けたパンチ取付板２４を直接
駆動し、該パンチ取付板２４金支持板２５上に１厘立す
る噛）１２６．２７に沿って上下動させる。パンチ取付
板２４の一端部（第３図の左端部）の下側にはカム棒２
８が設けられ、このカム棒２８の下端右側に斜め方向に
形成さｔＬ７ｔカム面２８Ａは、昧持体２９内で水平方
向に移動可能な板カム３０のカム面３０Ａとカム接触し
、該板カム３０奮ばね３１の力に抗して躯３図の右方向
に押す。In this embodiment, the driving air cylinder 23 is the punch 2.
The punch mounting plate 24 attached to the lower part 11 in the center is directly driven, and the punch mounting plate 24 is moved up and down along the grooves 126 and 27 standing one inch on the gold support plate 25. A cam rod 2 is located below one end of the punch mounting plate 24 (the left end in FIG. 3).
8 is provided, and the cam surface 28A formed diagonally on the right side of the lower end of the cam rod 28 is in cam contact with the cam surface 30A of the plate cam 30 movable in the horizontal direction within the holding body 29, The cam 30 pushes the body against the force of the spring 31 to the right in the figure.
一方、仮カム３０の反対端（右端）のカム面３０Ｂはダ
イ３の下端のカム面３Ａとカム接触しており、仮カム３
０が第３図の右方向に移動すると、ダイ３は上方向に移
動する。On the other hand, the cam surface 30B at the opposite end (right end) of the temporary cam 30 is in cam contact with the cam surface 3A at the lower end of the die 3.
0 moves to the right in FIG. 3, the die 3 moves upward.
すなわち、本実施例の場合、パンチ２は空気シリンター
２３でパンチ取付板２４’（ｒ下降させること１／ｊよ
ｐ下方向に移動し、一方ダイ３はパンチ取付板２４、カ
ム棒２８、伝カム３０奮介して空気シリンダ２３からの
駆動力？受けて上方向に移動す −る。したがって、
この場合も、リードフレームｌｉｄ移動せず、パンチ２
およびダイ３の両方の移動により切ＷＴはね２、＋ｔｂ
の工桿やユニットに悪影ｖ（ｌｌ−及ぼさない。That is, in the case of this embodiment, the punch 2 is moved downward by the punch mounting plate 24' (r is lowered by 1/j) by the air cylinder 23, while the die 3 is moved downward by the punch mounting plate 24, the cam rod 28, and the transmission. The cam 30 receives the driving force from the air cylinder 23 and moves upward.
In this case as well, the lead frame lid does not move and the punch 2
Cut WT spring 2, +tb due to movement of both die 3 and die 3
It does not have any negative impact on the craft or units.
なお、本発明は前Ｂピ実施例に限定はれるものではなく
、他の様々な変形が可能でおり、それらの変形例も本発
明に言まれるものでめる。It should be noted that the present invention is not limited to the previous B-Pi embodiment, and various other modifications are possible, and these modifications are also included in the scope of the present invention.
以上説明したように、本発明によれば、リードフレーム
ｋｇ動させず、パンチとダイの両方を移動させて切断７
行うので、リードフレームの位置変動による他の王権や
ユニット等への悪影智を防止することができる。As explained above, according to the present invention, the cutting process is performed by moving both the punch and the die without moving the lead frame kg.
Therefore, it is possible to prevent an adverse influence on other kingships, units, etc. due to positional changes of the lead frame.
第１図は本発明によるリードフレーム切断装置の一夷２
ＩＩｉ１例茫冴くす概略的正面図、第２図は本発明の池
の１つの実施圀ｒ丁丁概略的正面図、第３図は不発明の
さらに曲の１つの実施勿１ケ示す概略的正ＶＪ図である
。
１・・・リードフレーム、２・・・パンチ、３・・・ダ
イ、４・・・モータ、７，８・・・螺軸、１３・・パン
チ取付板、１４・・・ダイ取１１板、１５ 、ｌｉｔ・
・・空気シリンダ、２■・・パンチ取付板、２２・・・
ダイ取付板、２３・・・空気シリンダ、２４・・・パン
チ取付板、２８・・カム俸、３０・・・板カム。FIG. 1 shows a lead frame cutting device 2 according to the present invention.
IIi A schematic front view of one embodiment of the invention, FIG. 2 a schematic front view of one embodiment of the pond of the invention, and FIG. 3 a schematic front view of one embodiment of the invention. It is a VJ diagram. DESCRIPTION OF SYMBOLS 1... Lead frame, 2... Punch, 3... Die, 4... Motor, 7, 8... Screw shaft, 13... Punch mounting plate, 14... Die mounting 11 plate, 15, lit・
...Air cylinder, 2■...Punch mounting plate, 22...
Die mounting plate, 23...Air cylinder, 24...Punch mounting plate, 28...Cam salary, 30...Plate cam.
Claims (1)
回状に目と良したリードフレーム切断装置において、切
断時にはパンチとダイの円方をリードフレーム方向に移
動さぞ、リードフレームの位置ｒ固定した１１で切断す
ることに％徴とすりリードフレーム切断装置。In a lead frame cutting device that has a cutting punch and die arranged in a circular pattern on the four sides 11 of the lead frame, when cutting, move the circular direction of the punch and die toward the lead frame, and fix the lead frame position r. The lead frame cutting device has a 11% characteristic and is capable of cutting at 11%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2439782A JPS58143909A (en) | 1982-02-19 | 1982-02-19 | Lead frame cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2439782A JPS58143909A (en) | 1982-02-19 | 1982-02-19 | Lead frame cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58143909A true JPS58143909A (en) | 1983-08-26 |
Family
ID=12137024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2439782A Pending JPS58143909A (en) | 1982-02-19 | 1982-02-19 | Lead frame cutter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58143909A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60213408A (en) * | 1984-04-03 | 1985-10-25 | Ube Ind Ltd | Cutting device |
| JPH01121292U (en) * | 1988-01-27 | 1989-08-17 | ||
| EP0582476A1 (en) * | 1992-08-07 | 1994-02-09 | Tsukishima Kikai Co. Ltd. | Apparatus for driving two tool parts for punching, cutting and stamping |
| FR2916999A1 (en) * | 2007-06-11 | 2008-12-12 | A P S Engineering Sarl | CUTTING DEVICE FOR THERMAL PRINTING MECHANISM FOR SEPARATING A PRINTED COUPON FROM A STRIP FORMING A PRINTING MEDIUM |
-
1982
- 1982-02-19 JP JP2439782A patent/JPS58143909A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60213408A (en) * | 1984-04-03 | 1985-10-25 | Ube Ind Ltd | Cutting device |
| JPH01121292U (en) * | 1988-01-27 | 1989-08-17 | ||
| EP0582476A1 (en) * | 1992-08-07 | 1994-02-09 | Tsukishima Kikai Co. Ltd. | Apparatus for driving two tool parts for punching, cutting and stamping |
| US5373765A (en) * | 1992-08-07 | 1994-12-20 | Tsukishima Kikai Co., Ltd. | Apparatus for driving two tool parts for punching, cutting and stamping |
| FR2916999A1 (en) * | 2007-06-11 | 2008-12-12 | A P S Engineering Sarl | CUTTING DEVICE FOR THERMAL PRINTING MECHANISM FOR SEPARATING A PRINTED COUPON FROM A STRIP FORMING A PRINTING MEDIUM |
| WO2008152339A2 (en) * | 2007-06-11 | 2008-12-18 | Aps Engineering | Cutting device for a thermal printing mechanism, designed to separate a printed coupon from a strip forming a printing medium |
| WO2008152339A3 (en) * | 2007-06-11 | 2009-02-12 | Aps Engineering | Cutting device for a thermal printing mechanism, designed to separate a printed coupon from a strip forming a printing medium |
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