JPH0455022A - Bender - Google Patents
BenderInfo
- Publication number
- JPH0455022A JPH0455022A JP16709190A JP16709190A JPH0455022A JP H0455022 A JPH0455022 A JP H0455022A JP 16709190 A JP16709190 A JP 16709190A JP 16709190 A JP16709190 A JP 16709190A JP H0455022 A JPH0455022 A JP H0455022A
- Authority
- JP
- Japan
- Prior art keywords
- bending
- die
- workpiece
- mold
- work
- 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
- 238000005452 bending Methods 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000000452 restraining effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
この発明は、アルミニウム等の金属製押出型材等のワー
クを、固定金型とその前方に対応配置された可動ジャイ
ロ金型との協働作用で三次元的に曲げ加工する装置に関
する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is capable of converting a workpiece, such as an extruded material made of metal such as aluminum, into a tertiary shape by the cooperation of a fixed mold and a movable gyro mold placed in front of the fixed mold. This invention relates to a device that originally performs bending processing.
従来の技術及び課題
建材、機械部品、自動車部品等々に使用される長尺アル
ミニウム材、とくにアルミニウム押出型材を二次元、あ
るいは三次元に曲げ加工する場合、近時、一般にマルチ
ベンダーと称されているような固定金型と可動ジャイロ
金型とを備えた曲げ加工装置が好んで使用される傾向に
ある。Conventional technologies and issues When bending long aluminum materials, especially aluminum extrusion materials, used for building materials, machine parts, automobile parts, etc. in two or three dimensions, it is generally called multi-bender these days. There is a tendency for bending devices equipped with a fixed die and a movable gyro die to be used favorably.
かかるマルチベンダーによる曲げ加工は、ワークを押し
ながら曲げる、いわゆる圧縮的げの原理を支配的に利用
して曲げ加工を行うものであるため、材料の局部的な伸
びが比較的小さくて済み、材質欠陥や表面欠陥の少ない
曲げ加工品を得るのに有利である。Bending using such a multi-bender primarily utilizes the so-called compressive bending principle, in which the workpiece is bent while being pushed, so the local elongation of the material is relatively small, and the material This is advantageous in obtaining bent products with fewer defects and surface defects.
ところが、固定金型、可動ジャイロ金型は、従来５ＫＤ
１１等のダイス鋼によって製作されており、そのため、
可動金型を動作させることによってアルミニウム材を二
次元、三次元の曲げ加工する、殊に長時間連続曲げ加工
すると、ワークの金型に対する焼付き、かじり、凝着が
発生し、円滑適正な曲げ加工がしばしば阻害されてしま
うことがあった。However, the fixed mold and movable gyro mold are conventionally 5KD.
It is made from grade 11 die steel, so
When bending aluminum material in two or three dimensions by operating a movable die, especially when bending continuously for a long period of time, the workpiece may seize, gall, or adhere to the die, making it difficult to bend smoothly and properly. Processing was often hindered.
この発明は、上記のような問題点を解消するべく曲げ加
工装置に改善を加えることを目的とする。The object of the present invention is to improve a bending device in order to solve the above-mentioned problems.
課題を解決するための手段
本発明者らは、上記問題点の解決を目的として種々実験
と研究の結果、固定金型及びジャイロ金型のワーク接触
面を超硬合金、セラミックス、ダイヤモンド、クローム
等の超硬物質によって形成してワークの曲げ加工を行う
と、かじり、焼付き、凝着が起こらず、円滑適正な曲げ
加工を行いうろことを見出すに至り、この発明を完成し
た。Means for Solving the Problems As a result of various experiments and research aimed at solving the above-mentioned problems, the present inventors have determined that the workpiece contact surfaces of fixed molds and gyro molds are made of cemented carbide, ceramics, diamond, chrome, etc. When the workpiece is bent using a super-hard material, galling, seizing, and adhesion do not occur, and the bending process is smooth and appropriate, leading to the discovery of scales and the completion of this invention.
即ち、この発明は、ワーク導通孔を有する固定金型の前
方に三次元方向に転向及び変位可能な可動ジャイロ金型
を有し、該ジャイロ金型の動作によって、両全型を順次
的に強制導通されるワークに所定の曲げを付与するもの
となされた曲げ加工装置において、前記両金型のワーク
導通孔のワーク接触面が超硬物質によって形成されてな
ることを特徴とする曲げ加工装置を要旨とするものであ
る。That is, the present invention has a movable gyro mold capable of turning and displacing in three dimensions in front of a fixed mold having a workpiece through hole, and the operation of the gyro mold sequentially forces both molds. A bending device for imparting a predetermined bend to a workpiece to be electrically connected, wherein the workpiece contact surfaces of the workpiece conduction holes of both molds are formed of a superhard material. This is a summary.
なお、この装置において、超硬物質として、超硬合金、
セラミックス、ダイヤモンド、クローム等が使用される
。また、この装置は、Ａ１０００系から７０００系に至
る各種のアルミニウム材またはアルミニウム合金材、特
にアルミニウム押出型材などの曲げ加工に好適に使用さ
れる。In addition, in this device, cemented carbide, cemented carbide,
Ceramics, diamonds, chrome, etc. are used. Further, this device is suitably used for bending various aluminum materials or aluminum alloy materials ranging from A1000 series to 7000 series, particularly aluminum extrusion shapes.
作 用
上記構成の曲げ加工装置では、両金型のワーク導通孔の
ワーク接触面が超硬物質によって形成されていることに
より、かかる面の作用で、凝着、焼付き、かじりの発生
が防止される。Function: In the bending device configured as described above, the workpiece contact surfaces of the workpiece through-holes in both dies are made of a superhard material, and the action of such surfaces prevents adhesion, seizure, and galling. be done.
実施例
図示実施例において、（１）は一般にマルチベンターと
称される形式の曲げ加工装置であり、固定金型（２）と
、その前方に対応配置された可動ジャイロ金型（３）と
を有する。Embodiment In the illustrated embodiment, (1) is a bending device of a type generally called a multiventer, which comprises a fixed die (2) and a movable gyro die (3) correspondingly arranged in front of the fixed die (2). have
固定金型（２）は、種々の形式のものがあるが、図示実
施例におけるそれは、第１図に示されるように、中央の
ワーク導通孔（４）がワーク（Ａ）の周囲をとり囲むよ
うな配置に設定された上下左右合計４個の金型単位（５
）によって構成されている。There are various types of fixed molds (2), but in the illustrated embodiment, as shown in FIG. 1, a central workpiece conduction hole (4) surrounds the workpiece (A) A total of 4 mold units (5
).
そして、各金型単位（５）は、第２図に示されるように
、鋼材、ダイス鋼等による保持用金型部材（６）と、該
保持用金型部材（６）の内面部に配置された拘束用金型
部材（７）と、保持用金型部材（６）の出口側の先端部
に拘束用金型部材（７）と隣接状態に配置された曲げ時
の支点となる曲げ支点用金型部材（８）とによって構成
されている。As shown in FIG. 2, each mold unit (5) is arranged on a holding mold member (6) made of steel, die steel, etc., and on the inner surface of the holding mold member (6). A bending fulcrum, which serves as a fulcrum during bending, is arranged adjacent to the restraining mold member (7) at the tip of the exit side of the holding mold member (6). and a mold member (8).
一方、可動ジャイロ金型（３）は、鋼材、ダイス鋼等に
よる中空状の保持用金型部材（１０）と、該保持用金型
部材（１０）の内面部に配置され、軸心部にワーク導通
孔（１１）を有し、曲げ時の作用点となる曲げ用金型部
材（１２）とによって構成されている。そして、この可
動ジャイロ金型（３）は、上下及び左右に移動可能なジ
ャイロ金型取付フレーム（図示時）に装着されて、ジャ
イロの原理を利用し三次元的に転向及び変位作動される
ものとなされている。On the other hand, the movable gyro mold (3) includes a hollow holding mold member (10) made of steel material, die steel, etc., and is arranged on the inner surface of the holding mold member (10), and is located at the axial center. It has a workpiece conduction hole (11) and is composed of a bending die member (12) that serves as a point of action during bending. This movable gyro mold (3) is mounted on a gyro mold mounting frame (as shown) that can move up and down and left and right, and is turned and displaced three-dimensionally using the principle of a gyro. It is said that
そして、前記固定金型（２）の拘束用金型部材（７）と
曲げ支点用金型部材（８）、及び可動ジャイロ金型（３
）の曲げ用金型部材（１２）には、超硬合金、セラミッ
クス等の超硬物質を使用している。Then, the restraining mold member (7) and the bending fulcrum mold member (8) of the fixed mold (2), and the movable gyro mold (3)
) The bending mold member (12) is made of a superhard material such as cemented carbide or ceramics.
その場合の該拘束用金型部材（７）、曲げ支点用金型部
材（８）及び曲げ用金型部材（１２）と、保持用金型部
材（６） （１０）との接合は、例えば、ボルト締め
、ロー付け、焼嵌め等の適当な方法により行われる。In that case, the joining of the restraining mold member (7), the bending fulcrum mold member (8), and the bending mold member (12) with the holding mold member (6) (10) is performed, for example. , by bolting, brazing, shrink fitting, or other suitable methods.
上記の曲げ加工装置を用いて、長尺のアルミニウム方形
中空押出型材からなるワーク（Ａ）に所定の曲げ加工を
施すに際しては、所定のフィーダーを使用してワーク（
Ａ）を後方から固定金型（２）のワーク導通孔（４）を
経由して可動ジャイロ金型（３）のワーク導通孔（１１
）へと前方に向けて導通移送し、かつジャイロ金型（３
）を転向変位動作せしめる。これによりワークに二次元
あるいは三次元の圧縮画げが付与される。When performing a prescribed bending process on a workpiece (A) consisting of a long rectangular hollow extruded aluminum material using the above-mentioned bending apparatus, a prescribed feeder is used to perform a prescribed bending process on the workpiece (A).
A) from the rear via the workpiece conduction hole (4) of the fixed mold (2) and the workpiece conduction hole (11) of the movable gyro mold (3).
) and conductively transfer it forward to the gyro mold (3
) is operated for turning displacement. This gives a two-dimensional or three-dimensional compressed image to the workpiece.
その間、ワーク（Ａ）は、固定金型（２）の拘束用金型
部材（７）、曲げ支点用金型部材（８）、及び可動ジャ
イロ金型（３）の曲げ作用用金型部材（１２）の超硬物
質による内面を、接面の作用によって低摩擦抵抗、良な
じみ性のもとに摺動していく。従って、ワーク（Ａ）と
各金型（２）（３）とは連続的げの実施においても凝着
、焼付き、かじりの発生が防止される。During this time, the workpiece (A) is fixed to the restraining mold member (7) of the fixed mold (2), the bending fulcrum mold member (8), and the bending mold member (3) of the movable gyro mold (3). 12) The inner surface made of super hard material slides with low frictional resistance and good conformability due to the action of the contact surface. Therefore, adhesion, seizure, and galling can be prevented between the workpiece (A) and each of the molds (2) and (3) even during continuous cutting.
これにより、円滑適正な曲げ加工を遂行し得、表面品質
の良好な曲げ加工品を得ることができる。Thereby, smooth and proper bending can be performed, and a bent product with good surface quality can be obtained.
なお、金型のワーク接触面、即ち超硬物質による面は、
上記のように金型部材（７）（８）（１２）自体を超硬
合金やセラミックス等にて製作することにより形成する
場合の他、ワーク導通孔（４） （１１）内面にダイ
ヤモンド等をコーティングすることにより、あるいはク
ローム等をメツキすることにより形成するものとしても
よい。In addition, the workpiece contact surface of the mold, that is, the surface made of superhard material,
In addition to forming the mold members (7), (8), and (12) themselves using cemented carbide, ceramics, etc. as described above, the workpiece conductive holes (4) and (11) are formed with diamond, etc., on the inner surface. It may be formed by coating or plating with chrome or the like.
発明の効果
上述の次第で、この発明の曲げ加工装置は、固定金型及
びジャイロ金型の各ワーク導通孔のワーク接触面を超硬
物質によって形成したものとなされているから、かかる
面の作用により、ワークの曲げを、凝着、焼付き、かじ
り等を生じることなく円滑適正に行うことができる。Effects of the Invention As described above, in the bending device of the present invention, the workpiece contact surfaces of the workpiece through holes of the fixed mold and the gyro mold are formed of a superhard material, so that the effects of such surfaces are Therefore, the workpiece can be bent smoothly and properly without adhesion, seizure, galling, etc.
第１図はこの発明の曲げ加工装置の一実施例を示す縦断
面図、第２図は第１図の■−■線断面図である。
（１）・・・曲げ加工装置、（２）・・・固定金型、（
°３）・・・可動ジャイロ金型、（４）（５）・・・ワ
ーク導通孔、（Ａ）・・・ワーク。
以上FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the bending apparatus of the present invention, and FIG. 2 is a cross-sectional view taken along the line ■--■ in FIG. (1)...Bending processing device, (2)...Fixed mold, (
°3)...Movable gyro mold, (4)(5)...Workpiece conduction hole, (A)...Workpiece. that's all
Claims (1)
転向及び変位可能な可動ジャイロ金型を有し、該ジャイ
ロ金型の動作によって、両金型を順次的に強制導通され
るワークに所定の曲げを付与するものとなされた曲げ加
工装置において、前記両金型のワーク導通孔のワーク接
触面が超硬物質によって形成されてなることを特徴とす
る曲げ加工装置。A movable gyro mold that can be turned and displaced in three dimensions is provided in front of a fixed mold having a workpiece conduction hole, and by the operation of the gyro mold, both molds are sequentially forcibly connected to a predetermined workpiece. What is claimed is: 1. A bending device for imparting bending, characterized in that workpiece contact surfaces of workpiece through-holes in both molds are formed of a superhard material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16709190A JPH0455022A (en) | 1990-06-25 | 1990-06-25 | Bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16709190A JPH0455022A (en) | 1990-06-25 | 1990-06-25 | Bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0455022A true JPH0455022A (en) | 1992-02-21 |
Family
ID=15843258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16709190A Pending JPH0455022A (en) | 1990-06-25 | 1990-06-25 | Bender |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455022A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5838411A (en) * | 1994-11-14 | 1998-11-17 | Hitachi, Ltd. | Liquid crystal display device with unequal sized dummy sub-electrodes having a specific relationship |
| USRE41324E1 (en) | 1994-09-08 | 2010-05-11 | Hitachi Displays, Ltd. | Liquid crystal display with substantially equal resistances for sets of terminal electrodes and inclined wiring electrodes |
| JP2012218006A (en) * | 2011-04-05 | 2012-11-12 | Honda Motor Co Ltd | Device for hot-working metal tube |
-
1990
- 1990-06-25 JP JP16709190A patent/JPH0455022A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE41324E1 (en) | 1994-09-08 | 2010-05-11 | Hitachi Displays, Ltd. | Liquid crystal display with substantially equal resistances for sets of terminal electrodes and inclined wiring electrodes |
| USRE42879E1 (en) | 1994-09-08 | 2011-11-01 | Hitachi Displays, Ltd. | Liquid crystal display with substantially equal resistances for sets of terminal electrodes and inclined wiring electrodes |
| US5838411A (en) * | 1994-11-14 | 1998-11-17 | Hitachi, Ltd. | Liquid crystal display device with unequal sized dummy sub-electrodes having a specific relationship |
| JP2012218006A (en) * | 2011-04-05 | 2012-11-12 | Honda Motor Co Ltd | Device for hot-working metal tube |
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