JPH05111718A - Device for adjusting intermediate plate of steel plate bending machine - Google Patents
Device for adjusting intermediate plate of steel plate bending machineInfo
- Publication number
- JPH05111718A JPH05111718A JP27514291A JP27514291A JPH05111718A JP H05111718 A JPH05111718 A JP H05111718A JP 27514291 A JP27514291 A JP 27514291A JP 27514291 A JP27514291 A JP 27514291A JP H05111718 A JPH05111718 A JP H05111718A
- Authority
- JP
- Japan
- Prior art keywords
- intermediate plate
- adjusting
- shaft
- upper frame
- 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.)
- Granted
Links
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明は板材の曲げ機械の中間
板の調整装置の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an intermediate plate adjusting device for a plate bending machine.
【0002】[0002]
【従来の技術】比較的長尺の板材の曲げ機械例えばプレ
スブレーキ等では、一般に中央加圧方式にして板材の曲
げ角度が、曲げ長さ全長に渡って基本的に均一になるよ
うにしているが、更に、上部フレームと金型の間に楔状
調整部材を内装した複数の中間板を挿入し、板材の曲げ
長さや材質に対応して中間板の長さを調整して、曲げ角
度を可及的に均一になるようにしている。2. Description of the Related Art In a relatively long plate bending machine such as a press brake, a central pressure system is generally used so that the bending angle of the plate is basically uniform over the entire bending length. However, a plurality of intermediate plates with wedge-shaped adjustment members are inserted between the upper frame and the mold, and the bending angle can be adjusted by adjusting the length of the intermediate plates according to the bending length and material of the plate material. I try to be as uniform as possible.
【0003】[0003]
【発明が解決しようとする課題】前記のように、プレス
ブレーキ等では板材の曲げ角度を均一にする為に、楔状
調整部材を内装した複数の中間板を使用しているが、こ
の中間板の長さの調整は総て手動で行われており、熟練
した作業者と相当の時間が必要であった。又、中間板の
取付け、取外しをしばしば行うと、どの中間板がどれだ
け調整されているか分らなくなるという問題があった。
この発明は、このような問題に着目して創案されたもの
で、各中間板の調整を電動で行うと共に、中間板にその
位置番号と調整量を記憶する情報素子を埋め込むことに
より、従来の問題を解消した板材の曲げ機械の中間板の
調整装置を提供することを目的とするものである。As described above, in press brakes and the like, a plurality of intermediate plates having wedge-shaped adjusting members are used in order to make the bending angle of the plate material uniform. All length adjustments were done manually, requiring skilled workers and considerable time. Further, when the intermediate plates are frequently attached and detached, there is a problem that it is impossible to know which intermediate plate is adjusted and how much.
The present invention was devised by focusing on such a problem, and by electrically adjusting each intermediate plate, and embedding an information element that stores the position number and the adjustment amount in the intermediate plate, An object of the present invention is to provide an adjusting device for an intermediate plate of a plate bending machine, which solves the problem.
【0004】[0004]
【課題を解決するための手段】前記の目的を達成する為
に、第一の発明は、上部フレームと上部金型の間に挿入
され、両者の上下距離を調整する楔状調整部材を備えた
複数個の中間板を装着した板材の曲げ機械において、前
記楔状調整部材に被駆動歯車を備えた調整軸を螺合して
設け、上部フレームに該調整軸に平行し、外周にねじを
備え、第1サーボモータによって駆動される送り軸を設
け、該送り軸にフォーク状部材を螺合して設け、上部フ
レームに前記送り軸に平行し、外周にスプラインを備
え、第2サーボモータによって駆動される駆動軸を設
け、該駆動軸にスプラインに沿って前記フォーク状部材
によって自在に移動し、前記各中間板の被駆動歯車と噛
み合う駆動歯車を設け、前記第1,第2サーボモータを
制御する制御装置を設けたものである。In order to achieve the above-mentioned object, a first aspect of the present invention comprises a plurality of wedge-shaped adjusting members which are inserted between an upper frame and an upper mold and which adjust the vertical distance between them. In a plate bending machine equipped with a plurality of intermediate plates, an adjusting shaft provided with a driven gear is screwed to the wedge-like adjusting member, the upper frame is parallel to the adjusting shaft, and a screw is provided on the outer periphery. 1. A feed shaft driven by a servo motor is provided, a fork-shaped member is screwed onto the feed shaft, the upper frame is parallel to the feed shaft, and a spline is provided on the outer periphery, and the feed shaft is driven by a second servo motor. A control for controlling the first and second servo motors by providing a drive shaft, freely moving the drive shaft along a spline by the fork-shaped member, and providing a drive gear that meshes with a driven gear of each intermediate plate Equipment Those were.
【0005】第二の発明は、第一の発明に、各中間板に
埋め込まれ、その位置番号と調整量を記憶すると共に、
情報交換する情報素子と、該情報素子と情報交換をする
アンテナ,送受信機,演算装置等からなる中間板識別装
置を備えたものである。A second invention is the same as the first invention, which is embedded in each intermediate plate and stores the position number and the adjustment amount thereof, and
It is provided with an information element for exchanging information and an intermediate plate identifying device including an antenna for exchanging information with the information element, a transceiver, an arithmetic unit and the like.
【0006】[0006]
【作用】このように構成されているので、先ず、第1サ
ーボモータを運転し、送り軸を回転し、これに螺合した
フォーク状部材を移動させると、駆動軸のスプラインに
嵌合した駆動歯車がフォーク状部材と共に移動する。中
間板識別装置により、駆動歯車が中間板の被駆動歯車と
噛み合った位置で、第1サーボモータを停止し、次に、
第2サーボモータを運転して駆動軸を回転し、中間板の
調整軸を回転させ、楔状調整部材を移動して中間板を所
定の長さに調整する。中間板の位置番号及び調整量は中
間板に埋め込まれた情報素子に記憶させる。他の中間板
についても同様な操作を行ない、総ての中間板を所定の
長さに調整する。各中間板の位置番号及び調整量は、適
時中間板識別装置によって、確認する事ができる。With this construction, first, the first servomotor is operated to rotate the feed shaft, and the fork-shaped member screwed onto the feed shaft is moved to drive the drive shaft fitted to the spline of the drive shaft. The gear moves with the fork. The intermediate plate identification device stops the first servomotor at the position where the drive gear meshes with the driven gear of the intermediate plate, and then,
The second servomotor is operated to rotate the drive shaft, rotate the adjusting shaft of the intermediate plate, and move the wedge-shaped adjusting member to adjust the intermediate plate to a predetermined length. The position number and the adjustment amount of the intermediate plate are stored in the information element embedded in the intermediate plate. The same operation is performed on the other intermediate plates, and all the intermediate plates are adjusted to have a predetermined length. The position number and adjustment amount of each intermediate plate can be confirmed at appropriate times by the intermediate plate identification device.
【0007】[0007]
【実施例】次に、この発明の実施例について、図面に基
づいて説明する。図1(a),(b)に示すように、こ
の発明を実施したプレスブレーキ1は、上部フレーム
3,下部フレーム5,サイドプレート7等からなり、上
部フレーム3はサイドプレート7に固定され、下部フレ
ーム5は、図示を省略した油圧シリンダによって中央部
を加圧され、上下方向へ昇降する。上部フレーム3の下
端には、複数個の中間板9を挟んで上部金型11を取付
けてあり、下部フレーム5の上端には、下部金型13を
複数個の下部金型支持部材15によって取付けてある。Embodiments of the present invention will now be described with reference to the drawings. As shown in FIGS. 1 (a) and 1 (b), a press brake 1 embodying the present invention comprises an upper frame 3, a lower frame 5, a side plate 7, etc., and the upper frame 3 is fixed to the side plate 7. The central portion of the lower frame 5 is pressed by a hydraulic cylinder (not shown) and moves up and down. An upper die 11 is attached to the lower end of the upper frame 3 with a plurality of intermediate plates 9 interposed therebetween, and a lower die 13 is attached to the upper end of the lower frame 5 by a plurality of lower die supporting members 15. There is.
【0008】上部フレーム3には、後述の各中間板9の
調整軸39に平行に,送り軸17を設けてあり、その外
周にボールねじを切り、これにフォーク状部材19を螺
合して取付けてある。更に、上部フレーム3に、前記送
り軸17の下方で、これに平行して駆動軸21を設けて
あり、その外周にボールスプラインを切り、これに、前
記フォーク状部材19によつて移動し、後述の各中間板
の被駆動歯車37と噛合う駆動歯車23を嵌合して取付
けてある。送り軸17は第1プリー及びベルト装置25
を介して、第1ステッピングモータ27によって駆動さ
れ、又、駆動軸21は第2プリー及びベルト装置29を
介して、第2ステッピングモータ31によって駆動され
る。A feed shaft 17 is provided on the upper frame 3 in parallel with an adjusting shaft 39 of each intermediate plate 9 described later. A ball screw is cut on the outer periphery of the feed shaft 17, and a fork-shaped member 19 is screwed onto the ball screw. It is installed. Further, a drive shaft 21 is provided on the upper frame 3 below the feed shaft 17 and in parallel with the feed shaft 17, and a ball spline is cut on the outer periphery thereof, which is moved by the fork-shaped member 19, A drive gear 23 that meshes with a driven gear 37 of each intermediate plate described later is fitted and attached. The feed shaft 17 is a first pulley and belt device 25.
Is driven by the first stepping motor 27, and the drive shaft 21 is driven by the second stepping motor 31 via the second pulley and belt device 29.
【0009】図2に示すように、各中間板9には、その
上部の凹部33に、上部フレーム3と上部金型11の上
下距離を調整する楔状調整部材35を設けてあり、これ
を紙面の前後方向へ移動させるため、これに、被駆動歯
車37を備えた調整軸39を螺合して設けてある。各中
間板の調整軸39は同一直線上に位置するように構成さ
れている。As shown in FIG. 2, each intermediate plate 9 is provided with a wedge-shaped adjusting member 35 for adjusting the vertical distance between the upper frame 3 and the upper mold 11 in a recess 33 in the upper portion thereof. An adjustment shaft 39 provided with a driven gear 37 is screwed on the movable gear 37 to move it in the front-back direction. The adjusting shaft 39 of each intermediate plate is configured to be located on the same straight line.
【0010】図3に示すように,上部フレーム3の下面
と楔状調整部材35の上面は水平面で接触しており、楔
状調整部材35の下面と中間板9の凹部33の上面は傾
斜面で接触している。又、調整軸39は楔状調整部材3
5の中央部分で螺合しており、両端は中間板9に設けら
れ球軸受41,43によって支持されている。As shown in FIG. 3, the lower surface of the upper frame 3 and the upper surface of the wedge-shaped adjusting member 35 are in contact with each other on a horizontal plane, and the lower surface of the wedge-shaped adjusting member 35 and the upper surface of the recess 33 of the intermediate plate 9 are in contact with each other by an inclined surface. is doing. Further, the adjustment shaft 39 is the wedge-shaped adjustment member 3
5 are screwed together, and both ends are provided on the intermediate plate 9 and supported by ball bearings 41 and 43.
【0011】図2に戻り、各中間板9は、支持板45,
締め金47,油圧装置49,押え金51等によって上部
フレーム3の下端に取付けられ、各中間板9の下部に
は、上部金型11が締め金53によって取付けられてい
る。送り軸17及び駆動軸21は、夫々、両端を図示を
省略した軸受によって支持され、前記のように、各中間
板の調整軸39に平行に上部フレーム3に取付けられて
おり、駆動歯車23は各中間板9の被駆動歯車37と噛
合うように構成されている。駆動歯車23には図4に示
すように,フォーク状部材19のフォークの両先端に設
けたローラ55が嵌合する溝57を設けてある。Returning to FIG. 2, each intermediate plate 9 includes a support plate 45,
It is attached to the lower end of the upper frame 3 by a clamp 47, a hydraulic device 49, a presser foot 51, etc., and an upper mold 11 is attached to the lower part of each intermediate plate 9 by a clamp 53. Both ends of the feed shaft 17 and the drive shaft 21 are supported by bearings (not shown), and as described above, the feed shaft 17 and the drive shaft 21 are attached to the upper frame 3 in parallel with the adjustment shaft 39 of each intermediate plate. It is configured to mesh with the driven gear 37 of each intermediate plate 9. As shown in FIG. 4, the drive gear 23 is provided with a groove 57 into which the rollers 55 provided at both ends of the fork of the fork-shaped member 19 are fitted.
【0012】前記の楔状調整部材35の基準位置は図3
に示すように、球軸受43の左端に設けた検出器59に
よって検知される。又、中間板9には,図2,図4に示
すように、情報素子61が埋め込まれており、フォーク
状部材19に取付けられたアンテナ63が、一定距離を
隔てて,これと対峙している。アンテナ63は後述の中
間板識別装置69の送受信機65へ接続されている。The reference position of the wedge-shaped adjusting member 35 is shown in FIG.
As shown in, the detector 59 provided at the left end of the ball bearing 43 detects. Further, as shown in FIGS. 2 and 4, the information element 61 is embedded in the intermediate plate 9, and the antenna 63 attached to the fork-shaped member 19 is opposed to the antenna 63 at a constant distance. There is. The antenna 63 is connected to a transmitter / receiver 65 of an intermediate plate identification device 69 described later.
【0013】図5のように、中間板識別装置69は情報
素子61,アンテナ63,送受信機65,演算装置67
等からなり、情報素子61に中間板9の位置番号や調整
量を記憶させると共に、これらの情報を制御装置71へ
提供する。制御装置71は検出器59及び中間板識別装
置69の信号,情報に基づいて、第1,第2ステッピン
グモータ27,31を制御する。As shown in FIG. 5, the intermediate plate identifying device 69 includes an information element 61, an antenna 63, a transceiver 65, and a computing device 67.
The information element 61 stores the position number of the intermediate plate 9 and the adjustment amount, and supplies the information to the control device 71. The control device 71 controls the first and second stepping motors 27 and 31 based on the signals and information from the detector 59 and the intermediate plate identifying device 69.
【0014】次に、この装置による中間板の調整方法に
ついて説明する。先ず、第1ステッピングモータを運転
して駆動歯車23を調整したい中間板の位置へ移動し、
被駆動歯車37と噛合わせ、次に、油圧装置49の油圧
を抜き中間板を緩め、次に、第2ステッピングモータを
運転して楔状調整部材35を検出器59に接触するまで
移動して基準位置を定め、次に、この位置から所定の調
整量に相当するパルス数を、第2ステッピングモータへ
供給して楔状調整部材35を移動させ、次に、油圧装置
49に油圧を与えて中間板を固定する。他の中間板につ
いても同様に行う。各中間板の位置番号及び調整量は中
間板識別装置69によって、情報素子61に記憶させる
と共に適時確認することができる。Next, a method of adjusting the intermediate plate by this apparatus will be described. First, the first stepping motor is operated to move the drive gear 23 to the position of the intermediate plate to be adjusted,
It meshes with the driven gear 37, then the hydraulic pressure of the hydraulic device 49 is removed, the intermediate plate is loosened, and then the second stepping motor is operated to move the wedge-shaped adjusting member 35 until it comes into contact with the detector 59, and the reference is obtained. The position is determined, and then the number of pulses corresponding to a predetermined adjustment amount is supplied from this position to the second stepping motor to move the wedge-shaped adjustment member 35, and then the hydraulic device 49 is hydraulically applied to provide the intermediate plate. To fix. The same applies to other intermediate plates. The position number and the adjustment amount of each intermediate plate can be stored in the information element 61 and can be confirmed at an appropriate time by the intermediate plate identifying device 69.
【0015】[0015]
【発明の効果】以上の説明から理解されるように、この
発明は特許請求の範囲に記載の構成を備えているので、
中間板の調整を容易に、且つ速やかに行うことができ
る。又、各中間板の位置番号及び調整量を適時、確認す
ることができる。As can be understood from the above description, since the present invention has the constitutions described in the claims,
The intermediate plate can be adjusted easily and quickly. In addition, the position number and adjustment amount of each intermediate plate can be checked in a timely manner.
【図1】この発明を実施したプレスブレーキの説明図
で、図(a)は正面図、図(b)は側面図である。FIG. 1 is an explanatory view of a press brake embodying the present invention, FIG. 1 (a) is a front view, and FIG. 1 (b) is a side view.
【図2】図1(a)のII−II断面の拡大図である。FIG. 2 is an enlarged view of a II-II cross section of FIG.
【図3】図2のIII −III 断面図である。FIG. 3 is a sectional view taken along line III-III in FIG.
【図4】図2のIV−IV断面図である。4 is a sectional view taken along line IV-IV in FIG.
【図5】制御装置の説明図である。FIG. 5 is an explanatory diagram of a control device.
1 プレスブレーキ 3 上部フレーム 9 中間板 11 上部金型 17 送り軸 19 フォーク状部材 21 駆動軸 23 駆動歯車 27 第1ステッピングモータ 31 第2ステッピングモータ 35 楔状調整部材 37 被駆動歯車 39 調整軸 59 検出器 61 情報素子 63 アンテナ 69 中間板識別装置 71 制御装置 1 Press Brake 3 Upper Frame 9 Intermediate Plate 11 Upper Mold 17 Feed Shaft 19 Fork-Shaped Member 21 Drive Shaft 23 Drive Gear 27 First Stepping Motor 31 Second Stepping Motor 35 Wedge-Shaped Adjustment Member 37 Driven Gear 39 Adjustment Shaft 59 Detector 61 information element 63 antenna 69 intermediate plate identification device 71 control device
Claims (2)
れ、両者の上下距離を調整する楔状調整部材を備えた複
数個の中間板を装着した板材の曲げ機械において、前記
楔状調整部材に被駆動歯車を備えた調整軸を螺合して設
け、上部フレームに該調整軸に平行し、外周にねじを備
え、第1サーボモータによって駆動される送り軸を設
け、該送り軸にフォーク状部材を螺合して設け、上部フ
レームに前記送り軸に平行し、外周にスプラインを備
え、第2サーボモータによって駆動される駆動軸を設
け、該駆動軸にスプラインに沿って前記フォーク状部材
によって自在に移動し、前記各中間板の被駆動歯車と噛
み合う駆動歯車を設け、前記第1,第2サーボモータを
制御する制御装置を設けたことを特徴とする板材の曲げ
機械の中間板の調整装置。1. A bending machine for a plate material, which is inserted between an upper frame and an upper mold and has a plurality of intermediate plates having a wedge-shaped adjusting member for adjusting a vertical distance between the upper frame and the upper mold, wherein the wedge-shaped adjusting member is covered. An adjusting shaft provided with a drive gear is provided by screwing, an upper frame is provided with a feed shaft that is parallel to the adjusting shaft and has a screw on the outer periphery, and is driven by a first servomotor, and the feed shaft is provided with a fork-shaped member. Is provided by screwing, the upper frame is parallel to the feed shaft, the outer periphery is provided with a spline, and the drive shaft driven by the second servomotor is provided, and the drive shaft is freely moved along the spline by the fork-shaped member. And a drive gear that meshes with a driven gear of each intermediate plate, and a control device that controls the first and second servomotors is provided. ..
調整量を記憶すると共に、情報交換をする情報素子と、
該情報素子と情報交換するアンテナ,送受信機,演算装
置等からなる中間板識別装置を備えた請求項1の板材の
曲げ機械の中間板の調整装置。2. An information element embedded in each intermediate plate, which stores the position number and the adjustment amount and exchanges information.
The adjusting device for an intermediate plate of a plate bending machine according to claim 1, further comprising an intermediate plate identifying device including an antenna for exchanging information with the information element, a transceiver, a computing device, and the like.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27514291A JP3242681B2 (en) | 1991-10-23 | 1991-10-23 | Intermediate plate adjusting device of plate bending machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27514291A JP3242681B2 (en) | 1991-10-23 | 1991-10-23 | Intermediate plate adjusting device of plate bending machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH05111718A true JPH05111718A (en) | 1993-05-07 |
JP3242681B2 JP3242681B2 (en) | 2001-12-25 |
Family
ID=17551274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP27514291A Expired - Fee Related JP3242681B2 (en) | 1991-10-23 | 1991-10-23 | Intermediate plate adjusting device of plate bending machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3242681B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002292429A (en) * | 2001-03-29 | 2002-10-08 | Amada Co Ltd | Mounting device for intermediate plate of press-brake and intermediate plate device |
CN103111500A (en) * | 2013-02-26 | 2013-05-22 | 昆山市天之衣精工机械设备有限公司 | Electric bending machine |
EP2889092A1 (en) * | 2013-12-24 | 2015-07-01 | Amada Co., Ltd. | Intermediate-plate mounting device of press brake |
-
1991
- 1991-10-23 JP JP27514291A patent/JP3242681B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002292429A (en) * | 2001-03-29 | 2002-10-08 | Amada Co Ltd | Mounting device for intermediate plate of press-brake and intermediate plate device |
JP4693264B2 (en) * | 2001-03-29 | 2011-06-01 | 株式会社アマダ | Press brake intermediate plate mounting device |
CN103111500A (en) * | 2013-02-26 | 2013-05-22 | 昆山市天之衣精工机械设备有限公司 | Electric bending machine |
EP2889092A1 (en) * | 2013-12-24 | 2015-07-01 | Amada Co., Ltd. | Intermediate-plate mounting device of press brake |
Also Published As
Publication number | Publication date |
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JP3242681B2 (en) | 2001-12-25 |
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