JPH0312423Y2 - - Google Patents
Info
- Publication number
- JPH0312423Y2 JPH0312423Y2 JP13578187U JP13578187U JPH0312423Y2 JP H0312423 Y2 JPH0312423 Y2 JP H0312423Y2 JP 13578187 U JP13578187 U JP 13578187U JP 13578187 U JP13578187 U JP 13578187U JP H0312423 Y2 JPH0312423 Y2 JP H0312423Y2
- Authority
- JP
- Japan
- Prior art keywords
- punch
- die
- product
- guide surface
- plate
- 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
Links
- 238000005452 bending Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
- Wire Processing (AREA)
Description
【考案の詳細な説明】
Ａ 産業上の利用分野
本考案は線材や板材などのＺ曲げ装置に関す
る。[Detailed Description of the Invention] A. Industrial Application Field The present invention relates to a Z-bending device for wire rods, plate materials, etc.
Ｂ 従来の技術
従来の例えばモールドパツケージ（ICチツプ
を直方体状の合成樹脂で包んだもの）からでたリ
ード線をＺ字状に曲げる装置として、ダイス上に
置かれたモールドパツケージのリード線を上から
剛性のあるパンチで押し曲げていた。B. Conventional technology A conventional device for bending lead wires coming out of a mold package (an IC chip wrapped in a rectangular parallelepiped synthetic resin) into a Z-shape, for example, bends the lead wires of a mold package placed on a die upward. He was pushing and bending it with a rigid punch.
Ｃ 考案が解決しようとする問題点
このような従来の装置では、パンチの成形隅角
部がリード線に滑り接触してそれをしごきながら
曲げるので、リード線に付されたハンダメツキが
剥がれたり、パツケージ内に有害な残留応力を生
じたり、場合によつてはリード線がパツケージか
ら抜けてしまうという問題があつた。C Problems that the invention aims to solve In such conventional devices, the forming corner of the punch slides into contact with the lead wire and bends it while squeezing it, which may cause the solder plating on the lead wire to peel off or damage the package. There was a problem in that harmful residual stress was generated inside the package, and in some cases, the lead wire could come off from the package.
本考案は上記問題点を解決し、パンチの成形隅
角部と被屈曲部材と接触部に滑りが生じないよう
にしたＺ曲げ装置を堤供することを目的とする。 SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide a Z-bending device that prevents slippage between the forming corner of the punch and the contact portion between the bent member and the bent member.
Ｄ 問題点を解決するたの手段
上記目的を達成するため、本考案の構成は次の
通りとする。即ち、本体の上側で少なくとも一対
の対向する製品位置決面が設けられ、該位置決面
側に低く上向きに傾斜したパンチ案内面を持つダ
イスと、パンチホルダに着脱自在に取り付けられ
た基部の下面から垂下した板ばね部の下端部に、
前記ダイスのパンチ案内面に対接可能な傾斜案内
面および該案内面の反対側に隅角成形面が設けら
れたパンチと、該パンチが前記ダイスに位置決め
された製品に接する以前に該製品の上面を押圧す
るように、押え板がパンチホルダの下面に圧縮ば
ねを介して摺動自在に取り付けられた製品押えと
を含むことである。D. Means for solving the problem In order to achieve the above purpose, the structure of the present invention is as follows. That is, the die is provided with at least one pair of opposing product positioning surfaces on the upper side of the main body, has a punch guide surface on the side of the positioning surfaces that is sloped upwardly, and a lower surface of a base that is detachably attached to the punch holder. At the lower end of the leaf spring hanging down from
a punch provided with an inclined guide surface that can come into contact with the punch guide surface of the die and a corner forming surface on the opposite side of the guide surface; The presser plate includes a product presser slidably attached to the lower surface of the punch holder via a compression spring so as to press the upper surface.
Ｅ 作用
ダイスの製品案内面の間に製品が位置決めされ
た、プレスのパンチホルダが下降し、パンチの板
ばね部の傾斜案内面ガダイスの傾斜案面に当接し
て、製品押さえの押さえ板が圧縮ばねのばね力を
受けながらモールドの上面を押さえ付けてそれを
固定する。更に、パンチが下降してその傾斜案内
面はダイスの傾斜案内面に滑り案内されて下降
し、パンチ成形面はリード線に対して斜め下方へ
押し曲げていき、それら相互間の接触部には滑り
が殆んど生じない。E Action The punch holder of the press, in which the product is positioned between the product guide surfaces of the die, descends, and the inclined guide surface of the plate spring part of the punch contacts the inclined guide surface of the die, and the presser plate of the product holder is compressed. Press down on the top of the mold while receiving the spring force to fix it. Furthermore, as the punch descends, its inclined guide surface slides and is guided by the inclined guide surface of the die and descends, and the punch forming surface is pushed diagonally downward against the lead wire, and the contact area between them is Almost no slipping occurs.
Ｆ 実施例
以下、本考案の一実施例を図面に基づいて説明
する。いま第４図に示すような製品Ａのパツケー
ジA1から出たリード線A2を曲げる装置として、
第１〜３図に示すように、ダイス１０と、その上
方でプレスのパンチホルダＨの下面に着脱自在に
取り付けられたパンチ２０と、パンチが製品に接
触する以前に製品を固定するための製品押さえ３
０とが設けられる。F. Example Hereinafter, an example of the present invention will be described based on the drawings. As a device for bending lead wire A2 coming out of package A1 of product A as shown in Fig. 4,
As shown in Figures 1 to 3, a die 10, a punch 20 removably attached to the lower surface of the punch holder H of the press above the die 10, and a product for fixing the product before the punch comes into contact with the product. Presser 3
0 is provided.
前記ダイス１０において、直方体状の本体１１
の上側で中央部に製品を定置させる凹所１２が設
けられ、その左右壁は、製品Ａのリード線A2の
先端を規制するように、左右水平方向に対向して
鉛直面内にある製品位置決め面１３，１３とな
る。そしてこの凹所１２の左右両側に連続して、
位置決め面１３側に低く、上向きに水平面に対し
約45゜傾斜したパンチ案内面１４，１４が設けら
れる。 In the die 10, a rectangular parallelepiped main body 11
A recess 12 is provided in the upper center in which the product is placed, and the left and right walls of the recess 12 face the product in the vertical plane in the left and right horizontal directions so as to restrict the tip of the lead wire A2 of the product A. These become positioning surfaces 13, 13. Continuously on both the left and right sides of this recess 12,
Punch guide surfaces 14, 14 are provided on the positioning surface 13 side, which are low and inclined upward at about 45 degrees with respect to the horizontal surface.
前記パンチ２０において、パンチホルダＨに取
り付けられた偏平直方体状基部２１の下面から左
右方向に対向して平行な一対の板ばね部２２が垂
下されている。そしてこの板ばね部２２の下端部
には、前記ダイスのパンチ案内面１４に対接可能
な水平面に対し約45゜傾斜した案内面２２ａが設
けられるとともに、この案内面の反対側に製品Ａ
のリード線A2を曲げるための約90゜をなす隅角成
形面２２ｂが設けられている。 In the punch 20, a pair of parallel plate spring parts 22 are suspended from the lower surface of a flat rectangular parallelepiped base 21 attached to the punch holder H, facing each other in the left-right direction. A guide surface 22a is provided at the lower end of the leaf spring section 22 and is inclined at an angle of about 45 degrees with respect to the horizontal plane that can come into contact with the punch guide surface 14 of the die.
A corner forming surface 22b having an angle of approximately 90° is provided for bending the lead wire A2 .
また前記製品押さえ３０において、パンチホル
ダＨの下面に押さえ板保持部３１が着脱自在に取
り付けられている。そして、パンチ２０の前後側
に位置してＴ字状案内板３１ａがパンチホルダＨ
に取り付けボルト３１ｃを介して取り付けられ、
この案内板の対向面で左右方向中央部で上半部に
は、次記押さえ板３２を案内する摺動溝３１ｂが
設けられている。そしてこの溝内に摺動案内され
る押さえ板３２がパンチばね板部２２，２２の間
の鉛直面内に展延した状態で保持される。そして
この押さえ板３２の上端にピン３３が設けられ、
その上端がパンチホルダＨに設けられたばね穴
H1内に摺動自在に挿入され、この穴内に収縮さ
れた圧縮コイルばね３４が設けられ、これによつ
て押さえ板３２は常に下方へ付勢されている。 Further, in the product presser 30, a presser plate holding portion 31 is detachably attached to the lower surface of the punch holder H. A T-shaped guide plate 31a located on the front and rear sides of the punch 20 is attached to the punch holder H.
is attached via the mounting bolt 31c,
A sliding groove 31b for guiding a pressing plate 32, which will be described next, is provided in the upper half of the opposing surface of the guide plate at the center in the left-right direction. The pressing plate 32 slidably guided within this groove is held in an extended state within a vertical plane between the punch spring plate portions 22, 22. A pin 33 is provided at the upper end of this presser plate 32,
Its upper end is a spring hole provided in punch holder H.
A compressed helical compression spring 34 is slidably inserted into H 1 and is compressed in this hole, thereby constantly urging the holding plate 32 downward.
次に第５図に示すものは、製品Ｂのパツケージ
B1自体を位置決めするための位置決め突条４５
をダイス４０に設けた例である。４１は本体、４
２は凹所、４３は位置決め面、４４は案内面であ
る。 Next, what is shown in Figure 5 is the package of product B.
Positioning protrusion 45 for positioning B 1 itself
This is an example in which the die 40 is provided. 41 is the main body, 4
2 is a recess, 43 is a positioning surface, and 44 is a guide surface.
なお、リード線がパツケージの３側面または４
側面からでている場合には、ダイスの製品位置決
め面として製品を囲む矩形の４側面が設けられ、
これに従つて、パンチのばね板部は３枚または４
枚が設けられ、これらに対応してダイスの傾斜案
内面は３面または４面が設けられる。パツケージ
の１側面からリード線がでている場合には、ダイ
スの製品位置決め面は、対向する２面が設けら
れ、パンチのば板部は１枚、ダイスの案内面も１
面が設けられる。 In addition, if the lead wire is connected to the 3rd or 4th side of the package
If it comes out from the side, four rectangular sides surrounding the product are provided as product positioning surfaces of the die,
According to this, the number of spring plate parts of the punch is 3 or 4.
Correspondingly, three or four inclined guide surfaces of the die are provided. If the lead wire is coming out from one side of the package, the die has two product positioning surfaces facing each other, one punch plate and one die guide surface.
A surface is provided.
また、前記傾斜案内面傾斜角度や隅角成形面の
角度は製品の種類により種々の値が採用される。 Further, various values are adopted for the inclination angle of the inclined guide surface and the angle of the corner forming surface depending on the type of product.
Ｇ 考案の効果
本考案は以上の如く、パンチには基部から垂下
した板ばね部の下端に、ダイスのパンチ案内面に
対接可能な傾斜案内面およびその反対側に隅角成
形面が設けられているので、この成形面と被屈曲
部材との接触部に滑りが殆ど生じない。従つて、
被屈曲部材にすり傷などが発生せず、ICなどの
モールドパツケージのリード線を屈曲する場合に
は、リード線が抜けたり、パツケージ内に有害な
残留応力が発生したりすることもなく、しかもパ
ンチやダイスの構成が簡単で安価に堤供できるも
のである。G. Effects of the invention As described above, the punch is provided with an inclined guide surface that can come into contact with the punch guide surface of the die and a corner forming surface on the opposite side at the lower end of the leaf spring part hanging down from the base of the punch. Therefore, almost no slippage occurs at the contact portion between the molded surface and the member to be bent. Therefore,
When bending the lead wires of molded packages such as ICs, there will be no scratches on the parts to be bent, and the lead wires will not come off or harmful residual stress will occur inside the package. The structure of the punch and die is simple and can be provided at low cost.
第１図は本考案の一実施例を示す正面図、第２
図はその要部−断面図、第３図は第２図の右
側面図、第４図は製品Ａの正面図、第５図はダイ
スの他の実施例の正面図である。
１０……ダイス、１１……本体、１３……製品
位置決め面、１４……パンチ案内面、２０……パ
ンチ、２１……基部、２２……ばね板部、２２ａ
……案内面、２２ｂ……成形面、３０……製品押
さえ、３１……押さえ板保持部、３２……押さえ
板、３３……ピン、３４……ばね。
Figure 1 is a front view showing one embodiment of the present invention;
3 is a right side view of FIG. 2, FIG. 4 is a front view of product A, and FIG. 5 is a front view of another embodiment of the die. 10...Die, 11...Main body, 13...Product positioning surface, 14...Punch guide surface, 20...Punch, 21...Base, 22...Spring plate portion, 22a
. . . Guide surface, 22b .
Claims (1)
置決面が設けられ、該位置決面側に低く上向きに
傾斜したパンチ案内面を持つダイスと、パンチホ
ルダに着脱自在に取り付けられた基部の下面から
垂下した板ばね部の下端部に、前記ダイスのパン
チ案内面に対接可能な傾斜案内面および該案内面
の反対側に隅角成形面が設けられたパンチと、該
パンチが前記ダイスに位置決めされた製品に接す
る以前に該製品の上面を押圧するように、押え板
がパンチホルダの下面に圧縮ばねを介して摺動自
在に取り付けられた製品押えとを含むことを特徴
とするＺ曲げ装置。 At least a pair of opposing product positioning surfaces are provided on the upper side of the main body, a die having a punch guide surface that slopes upwardly and low on the side of the positioning surfaces, and a die that hangs from the lower surface of a base that is detachably attached to the punch holder. a punch provided with an inclined guide surface that can come into contact with the punch guide surface of the die and a corner forming surface on the opposite side of the guide surface, the punch being positioned on the die; A Z-bending device characterized in that the presser plate includes a product presser slidably attached to the lower surface of the punch holder via a compression spring so as to press the upper surface of the product before contacting the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13578187U JPH0312423Y2 (en) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13578187U JPH0312423Y2 (en) | 1987-09-04 | 1987-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442722U JPS6442722U (en) | 1989-03-14 |
| JPH0312423Y2 true JPH0312423Y2 (en) | 1991-03-25 |
Family
ID=31395685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13578187U Expired JPH0312423Y2 (en) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312423Y2 (en) |
-
1987
- 1987-09-04 JP JP13578187U patent/JPH0312423Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6442722U (en) | 1989-03-14 |
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