JPH05337553A - Metal die clamping device for press brake - Google Patents
Metal die clamping device for press brakeInfo
- Publication number
- JPH05337553A JPH05337553A JP4145652A JP14565292A JPH05337553A JP H05337553 A JPH05337553 A JP H05337553A JP 4145652 A JP4145652 A JP 4145652A JP 14565292 A JP14565292 A JP 14565292A JP H05337553 A JPH05337553 A JP H05337553A
- Authority
- JP
- Japan
- Prior art keywords
- pressing
- fixing member
- press
- upper die
- holder 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
- B21D5/0236—Tool clamping
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、プレスブレーキ用金
型クランプ装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a die clamp device for a press brake.
【０００２】[0002]
【従来の技術】従来、プレスブレーキの上型は、図５に
示されているごとく、上型Ｐが接合されるホルダプレー
ト１０１とは、上型Ｐに形成した段付部ＰD により接合
され、ホルダプレート１０１に螺合する締付ボルト１０
３を介して押圧固定部材１０５である締め金が設けられ
ている。そして、前記締付ボルト１０３を締め込むこと
により押圧固定部材１０５にて上型Ｐを固定している。2. Description of the Related Art Conventionally, an upper die of a press brake is joined to a holder plate 101 to which the upper die P is joined by a stepped portion P D formed on the upper die P as shown in FIG. , Tightening bolt 10 screwed to the holder plate 101
A clamp, which is the pressing and fixing member 105, is provided via 3. Then, the upper mold P is fixed by the pressing fixing member 105 by tightening the tightening bolt 103.
【０００３】上型Ｐをホルダプレート１０１に装着する
には、上型Ｐの段付部ＰD を長手方向より押圧固定部材
１０５とホルダプレート１０１との間に挿入させる。こ
の際、押圧固定部材１０５と上型Ｐの表面側との間に隙
間Ｂが設けられている。上型Ｐを挿入後、締付ボルト１
０３を軽く締めて、下型Ｄを上昇させ、下型ＤのＶ面で
上型Ｐを押し上げ、隙間Ａを零にしてから再度締付ボル
ト１０３を締めて、上型Ｐの装着を終了していた。To mount the upper die P on the holder plate 101, the stepped portion P D of the upper die P is inserted from the longitudinal direction between the pressure fixing member 105 and the holder plate 101. At this time, a gap B is provided between the pressure fixing member 105 and the front surface side of the upper mold P. After inserting the upper mold P, tighten bolt 1
03 is lightly tightened to raise the lower mold D, the upper mold P is pushed up by the V surface of the lower mold D, the clearance A is made zero, and then the tightening bolt 103 is tightened again to finish the mounting of the upper mold P. Was there.
【０００４】[0004]
【発明が解決しようとする課題】ところで、上述した従
来のプレスブレーキの上型を装着、離脱するには、大変
面倒な操作を必要とし、且つ、締付ボルト１０３は、上
型Ｐが長尺のものでは数が多く、例えば平均的な機械で
約３０本もあり、上型Ｐを装着時には、全部の締付ボル
ト１０３をレンチなどで締め付けなければならず、上型
Ｐを離脱させるには、この締付ボルト１０３にレンチな
どで、１本ずつゆるめて上型Ｐを取外さなければならな
い。このため、上型Ｐの交換には多くの人手と時間を要
し、作業性を向上することができないという問題があっ
た。By the way, in order to mount and dismount the upper die of the above-mentioned conventional press brake, a very troublesome operation is required, and the tightening bolt 103 has a long die P. There are many of them, for example, there are about 30 in an average machine. When the upper mold P is mounted, all the tightening bolts 103 must be tightened with a wrench or the like. The upper mold P must be removed by loosening the tightening bolts 103 one by one with a wrench or the like. Therefore, replacement of the upper mold P requires a lot of manpower and time, and there is a problem that workability cannot be improved.
【０００５】この発明の目的は、上記問題点を改善する
ために、押圧固定面に傾斜面を備えた上型を自動的に挿
脱交換自在とし、従来から用いられている押圧固定面に
傾斜面を持たない上型も簡単に挿脱交換することがで
き、作業性の向上を図ったプレスブレーキ用金型クラン
プ装置を提供することにある。In order to solve the above-mentioned problems, an object of the present invention is to automatically insert and remove an upper mold having an inclined surface on the pressing and fixing surface, and to tilt the pressing and fixing surface which has been conventionally used. An object of the present invention is to provide a die clamp device for a press brake, which can easily insert / remove an upper die having no surface and improve workability.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に、この発明は、プレスブレーキにおける上部テーブル
に取付けたホルダプレートに、上型を上記ホルダプレー
トへ押圧固定する押圧固定部材に備えた当接部材を揺動
自在に設け、前記押圧固定部材を上型に当接する方向へ
付勢する押圧付勢装置を押圧付勢あるいは押圧解除自在
に設けてプレスブレーキ用金型クランプ装置を構成し
た。In order to achieve the above object, the present invention provides a holder plate attached to an upper table of a press brake, and a pressing fixing member for pressing and fixing an upper die to the holder plate. A press brake die clamp device is configured by providing a contact member swingably and a press urging device for urging the pressure fixing member in the direction of abutting against the upper die so as to be able to press or release the press brake.
【０００７】[0007]
【作用】この発明のプレスブレーキ用金型クランプ装置
を採用することにより、例えば上型をホルダプレートへ
押圧固定する押圧面に傾斜面が形成された上型を装着す
るには、上型を挿入すると、上型は押圧固定部材によっ
て自動的にホルダプレートへ押圧固定されるものであ
る。また、上型の押圧面に傾斜面が形成されていない従
来品を装着するには、押圧付勢装置の押圧を解除して押
圧固定部材によってホルダプレートへ押圧固定されるも
のである。When the die clamp device for a press brake of the present invention is adopted, for example, when the upper die having the inclined surface formed on the pressing surface for pressing and fixing the upper die to the holder plate is inserted, the upper die is inserted. Then, the upper mold is automatically pressed and fixed to the holder plate by the pressing and fixing member. Further, in order to mount a conventional product in which an inclined surface is not formed on the pressing surface of the upper mold, the pressing of the pressing biasing device is released and the pressing fixing member is pressed and fixed to the holder plate.
【０００８】[0008]
【実施例】図１，図２を参照するに、本実施例に係る金
型ホルダ１は、プレスブレーキ（図示省略）における上
部テーブル３の下部に取付具５を介して上下調節可能に
装着してある。DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to FIGS. 1 and 2, a mold holder 1 according to this embodiment is mounted on a lower portion of an upper table 3 of a press brake (not shown) so as to be vertically adjustable via a mounting tool 5. There is.
【０００９】より詳細には、前記取付具５を介して上部
テーブル３の前面に支持プレート７が上下調節可能に装
着してあり、この支持プレート７の下部後面にホルダプ
レート９が複数のボルト１１により一体的に取付けてあ
る。このホルダプレート９の上面と上部テーブル３の下
面との間には金型ホルダ１の上下調節を行なう楔部材１
３が介在してある。More specifically, a support plate 7 is mounted on the front surface of the upper table 3 through the fixture 5 so as to be vertically adjustable, and a holder plate 9 is provided on the lower rear surface of the support plate 7 with a plurality of bolts 11. It is integrally attached by. Between the upper surface of the holder plate 9 and the lower surface of the upper table 3, a wedge member 1 for vertically adjusting the mold holder 1 is provided.
3 is interposed.
【００１０】前記ホルダプレート９には、取付ボルト１
５を介して板状の押圧固定部材１７が揺動可能に装着し
てある。上記押圧固定部材１７と取付ボルト１５の頭部
１５Ｈとの間には球面座金１９が介在してあり、また、
ホルダプレート９と前記押圧固定部材１７との間には、
両者を離反すべく作用するスプリング２１が弾装してあ
る。The holder plate 9 has a mounting bolt 1 attached thereto.
A plate-shaped pressing and fixing member 17 is swingably attached via 5. A spherical washer 19 is interposed between the pressure fixing member 17 and the head portion 15H of the mounting bolt 15, and
Between the holder plate 9 and the pressure fixing member 17,
A spring 21 that acts to separate them is mounted.
【００１１】前記押圧固定部材１７の下端部には、上型
Ｐに形成した傾斜面ＰＳに当接する当接部材２３がボル
ト２５により取付けてあり、この当接部材２３とボルト
２５は揺動自在に設けられている。すなわち、当接部材
２３の背面は円弧状を成した摺動面２７が形成され、前
記押圧固定部材１７に形成された摺接面２９に接合して
あり、前記ボルト２５の頭部裏面が摺接する押圧固定部
材１７に穿設された穴３１の底部も円弧状に形成されて
いる。このため、当接部材２３は相手方の形状により自
在に向きを変えて当接することが可能となっている。At the lower end of the pressing and fixing member 17, an abutting member 23 abutting against the inclined surface PS formed on the upper die P is attached by a bolt 25, and the abutting member 23 and the bolt 25 are swingable. It is provided in. That is, the back surface of the contact member 23 is formed with a sliding surface 27 having an arc shape and is joined to the sliding contact surface 29 formed on the pressing and fixing member 17, and the back surface of the head of the bolt 25 is slid. The bottom of the hole 31 formed in the pressing and fixing member 17 in contact therewith is also formed in an arc shape. For this reason, the contact member 23 can freely change the direction and contact depending on the shape of the other party.
【００１２】そして、当接部材２３を上型Ｐの前記傾斜
面ＰＳへ押圧付勢するために、前記ホルダプレート９に
は押圧付勢装置３３が設けられている。In order to press the contact member 23 against the inclined surface PS of the upper mold P, the holder plate 9 is provided with a pressing biasing device 33.
【００１３】より詳細には、ホルダプレート９の上部に
は前側（図１において左側）に開口した大径の孔９Ｈが
形成してあり、この孔９Ｈ内には、円板状の頭部を孔９
Ｈの底に当離自在となるボルトのごとき弾性体支持部材
３５が内装してある。そして、この弾性体支持部材３５
が摺動可能に貫通したスプリング座３７との間には、例
えばコイルスプリング、皿ばね、ウレタンゴム等のごと
き弾性部材３９が弾装してある。なお、前記弾性体支持
部材３５の先端部には、前記スプリング座３７の抜けを
防止するためのナット４１が螺合固定してある。More specifically, a large-diameter hole 9H opening to the front side (left side in FIG. 1) is formed in the upper part of the holder plate 9, and a disk-shaped head is provided in this hole 9H. Hole 9
An elastic body support member 35 such as a bolt that can be detached from the bottom of the H is internally provided. Then, this elastic body support member 35
An elastic member 39 such as a coil spring, a disc spring, or urethane rubber is elastically mounted between the spring seat 37 that slidably penetrates. A nut 41 for preventing the spring seat 37 from coming off is screwed and fixed to the tip of the elastic body support member 35.
【００１４】更に、前記弾性体支持部材３５の円板状の
頭部に当接あるいは離隔する押しねじ４３が前記ホルダ
プレート９に螺合して設けられていて、この押しねじ４
３の位置調節後の弛み止めとしてナット４５が螺合して
ある。前記スプリング座３７は、上記ナット４１を収容
した筒状の可動ブロック４７に取付けてあり、この可動
ブロック４７には、前記押圧固定部材１７の上部に螺合
した調整螺子４９の先端部が当接してある。そして、上
記調整螺子４９には操作レバー５１が固定してあり、前
記支持プレート７には上記操作レバー５１の回動範囲を
規制する規制ピン５３が植設してある。また前記ホルダ
プレート９の複数箇所には、前記押圧固定部材１７の上
方向への移動を規制する規制部材５５がボルト５７によ
って取付けてある。Further, a push screw 43 which comes into contact with or separates from the disk-shaped head of the elastic body supporting member 35 is provided by being screwed into the holder plate 9, and the push screw 4 is provided.
A nut 45 is screwed to prevent loosening after adjusting the position of 3. The spring seat 37 is attached to a cylindrical movable block 47 accommodating the nut 41, and the movable block 47 is brought into contact with the tip end portion of an adjusting screw 49 screwed onto the upper portion of the pressure fixing member 17. There is. An operation lever 51 is fixed to the adjusting screw 49, and a restriction pin 53 for restricting the rotation range of the operation lever 51 is planted in the support plate 7. Further, at a plurality of positions of the holder plate 9, restriction members 55 for restricting the upward movement of the pressure fixing member 17 are attached by bolts 57.
【００１５】以上のごとき構成において、その作用とし
ては、傾斜面ＰＳが形成された上型Ｐをホルダプレート
９に装着するには、図３を併せて参照するに、まず、押
しねじ４３を締込み弾性部材３９の弾撥力を所定の力に
セットする。そして、操作レバー５１を図２における右
側へ回動し調節螺子４９を螺入すると、可動ブロック４
７が調節螺子４９によって押圧されて弾性部材３９を圧
縮するので、弾性部材３９の蓄勢力が大きくなる。In the above-mentioned structure, the operation is as follows. To mount the upper die P having the inclined surface PS on the holder plate 9, first refer to FIG. The elastic force of the elastic member 39 is set to a predetermined force. When the operating lever 51 is rotated rightward in FIG. 2 and the adjusting screw 49 is screwed in, the movable block 4 is moved.
Since 7 is pressed by the adjusting screw 49 to compress the elastic member 39, the accumulating force of the elastic member 39 increases.
【００１６】上述のごとく弾性部材３９の蓄勢力を大き
くした状態にあり、かつスプリング２１の作用によって
押圧固定部材１７の下端部とホルダプレート９との間が
開かれた状態にあるときに、上記押圧固定部材１７とホ
ルダプレート９との間に上型Ｐの上部を挿入する。As described above, when the elastic force of the elastic member 39 is increased and the lower end of the pressing and fixing member 17 and the holder plate 9 are opened by the action of the spring 21, The upper part of the upper mold P is inserted between the pressure fixing member 17 and the holder plate 9.
【００１７】上述のごとく、押圧固定部材１７とホルダ
プレート９との間に上型Ｐの上部を挿入した後に、上部
テーブル３を下降せしめるか、或は下部テーブル（図示
省略）を上昇せしめて、下部テーブル上に装着した下型
（図示省略）に上型Ｐの下部を係合せしめて、上型Ｐを
ホルダプレート９等に対して相対的に上昇せしめる。As described above, after the upper part of the upper die P is inserted between the pressing and fixing member 17 and the holder plate 9, the upper table 3 is lowered or the lower table (not shown) is raised. The lower part of the upper mold P is engaged with the lower mold (not shown) mounted on the lower table to raise the upper mold P relative to the holder plate 9 and the like.
【００１８】上述のように、ホルダプレート９等に対し
て上型Ｐを相対的に上昇せしめると、上型Ｐの傾斜面Ｐ
Ｓに押圧固定部材１７の下端部に備えた当接部材２３が
当接し、図１において次第に左方向へ押圧されることと
なる。上述のごとく押圧固定部材１７の下部が押圧され
ると、押圧固定部材１７は図１において時計回り方向へ
揺動されることとなり、調整螺子４９が可動ブロック４
７を押圧する。As described above, when the upper die P is raised relative to the holder plate 9 and the like, the inclined surface P of the upper die P is raised.
The contact member 23 provided at the lower end of the pressure fixing member 17 contacts S and is gradually pressed in the left direction in FIG. When the lower portion of the pressing and fixing member 17 is pressed as described above, the pressing and fixing member 17 is swung in the clockwise direction in FIG. 1, and the adjusting screw 49 causes the movable block 4 to move.
Press 7.
【００１９】可動ブロック４７が押圧されると、弾性部
材３９が圧縮されることとなる。したがって、前記押圧
固定部材１７の下部に備えた前記当接部材２３は、前記
弾性部材３９の反力によって上型Ｐをホルダプレート９
へ強力に押圧することとなり、上型Ｐが押圧固定される
こととなる。When the movable block 47 is pressed, the elastic member 39 is compressed. Therefore, the abutting member 23 provided under the pressure fixing member 17 causes the upper mold P to move the upper mold P by the reaction force of the elastic member 39.
Then, the upper mold P is pressed and fixed strongly.
【００２０】すなわちこの実施例によれば、工具等を用
いることなしに、金型ホルダ１に対して上型Ｐを容易に
装着することができる。That is, according to this embodiment, the upper die P can be easily attached to the die holder 1 without using a tool or the like.
【００２１】金型ホルダ１に装着された上型Ｐを取り外
すときには、操作レバー５１を図２における左側へ回動
する。上述のように操作レバー５１を回動操作すると、
調整螺子４９が後退して、可動ブロック４７の押圧を解
除する態様となり、弾性部材３９の蓄勢力による反力が
弱くなる。When removing the upper mold P mounted on the mold holder 1, the operation lever 51 is rotated to the left side in FIG. When the operation lever 51 is rotated as described above,
The adjusting screw 49 retracts to release the pressing of the movable block 47, and the reaction force due to the accumulating force of the elastic member 39 becomes weak.
【００２２】したがって当接部材２３による上型Ｐの押
圧力が小さくなり、上型Ｐの取り外しを容易に行なうこ
とができる。Therefore, the pressing force of the upper die P by the contact member 23 is reduced, and the upper die P can be easily removed.
【００２３】次に、傾斜面ＰＳが形成されていない従来
用いられている上型Ｐをホルダプレート９に装着するに
は、図４を併せて参照するに、まず、押しねじ４３に組
合わされているナット４５を弛め、押しねじ４３を図１
において右側へ例えば３mm以上移動させた後締める。Next, in order to mount the conventionally used upper die P on which the inclined surface PS is not formed on the holder plate 9, referring to FIG. 4 together, first, the upper die P is assembled with the push screw 43. Loosen the nut 45 and push the screw 43
After moving it to the right side by 3 mm or more, tighten it.
【００２４】押しねじ４３が移動すると押圧付勢装置３
３はフリーとなり付勢力が無くなり、スプリング２１の
弾撥力にて押圧固定部材１７が押圧されて、この押圧固
定部材１７に設けた当接部材２３とホルダプレート９と
の間に上型Ｐが挿入できる空隙が生ずる。When the push screw 43 moves, the pressure urging device 3
3 becomes free, the urging force disappears, the pressing fixing member 17 is pressed by the elastic force of the spring 21, and the upper mold P is provided between the abutting member 23 provided on the pressing fixing member 17 and the holder plate 9. There is a space that can be inserted.
【００２５】次に、操作レバー５１と調整螺子４９とを
結合している例えばノックピンＮ等を抜き替えて、操作
レバー５１を図２において９０°反時計方向へ移動させ
る。Next, the knock pin N or the like connecting the operating lever 51 and the adjusting screw 49 is removed, and the operating lever 51 is moved 90 ° counterclockwise in FIG.
【００２６】そして、上型Ｐを挿入し操作レバー５１を
図２において９０°時計方向へ回動させ、調整螺子４９
を回動させる。調整螺子４９の回動により、調整螺子４
９の頭部にて可動ブロック４７は押され、図１において
右側へ移動するが、例えば１．５mm程度移動した所で大
径の孔９Ｈ内に形成された段部９Ｄに当接し可動ブロッ
ク４７は停止し、更に調整螺子４９が回動するので押圧
固定部材１７は、取付ボルト１５を回動中心として反時
計廻り方向へ回動する。Then, the upper die P is inserted and the operation lever 51 is rotated clockwise by 90 ° in FIG.
Rotate. By turning the adjusting screw 49, the adjusting screw 4
The movable block 47 is pushed by the head portion of 9 and moves to the right in FIG. Is stopped and the adjusting screw 49 is further rotated, so that the pressure fixing member 17 is rotated counterclockwise around the mounting bolt 15 as a rotation center.
【００２７】押圧固定部材１７の反時計方向への回動に
より、押圧固定部材１７に設けた揺動自在な当接部材２
３は、上型Ｐの表面に当接して上型Ｐを締付けることに
より落下することなく上型Ｐの装着を終了する。By rotating the pressing and fixing member 17 in the counterclockwise direction, the abutting member 2 which is provided on the pressing and fixing member 17 and which is swingable.
In step 3, the upper mold P is brought into contact with the surface of the upper mold P and the upper mold P is tightened to end the mounting of the upper mold P without dropping.
【００２８】なお、上型Ｐを取り外すときには、操作レ
バー５１を図２において左側へ回動することにより、押
圧固定部材１７は時計方向へ回動し、当接部材２３は上
型Ｐより離隔するので上型Ｐを取り外すことができる。When removing the upper mold P, the pressing and fixing member 17 is rotated clockwise by rotating the operating lever 51 to the left in FIG. 2, and the contact member 23 is separated from the upper mold P. Therefore, the upper mold P can be removed.
【００２９】上述したごとき構成と作用により、傾斜面
ＰＳを備えた上型Ｐを挿着、離脱するにはワンタッチ操
作で行なうことができ、従来用いられている上型Ｐにて
も１部の部材を調整することにより挿着、離脱を行なう
ことができるため、従来のごとく多くの人手と時間を必
要とすることがないので作業性の向上を図ることができ
る。With the structure and operation as described above, the upper die P having the inclined surface PS can be inserted and removed by a one-touch operation. Since the member can be inserted and removed by adjusting the member, it does not require a lot of manpower and time as in the conventional case, so that workability can be improved.
【００３０】なお、この発明は、前述した実施例に限定
されることなく、適宜な変更を行なうことにより、その
他の態様で実施し得るものである。The present invention is not limited to the above-described embodiments, but can be implemented in other modes by making appropriate changes.
【００３１】[0031]
【発明の効果】以上のごとき実施例の説明より理解され
るように、この発明によれば、特許請求の範囲に記載さ
れたとおりの構成であるから、上型に設けた傾斜面によ
り、上型装着時に押圧固定部材を押広げ、この押圧力に
よりホルダプレートに上型は保持される。このため、工
具等を用いることなく、ワンタッチで金型ホルダに対す
る上型の着脱変換ができる。As will be understood from the above description of the embodiments, according to the present invention, since the structure is as described in the claims, the upper surface is provided with the inclined surface provided on the upper mold. When the mold is mounted, the pressing fixing member is spread and the pressing force holds the upper mold on the holder plate. Therefore, the upper die can be attached / detached to / from the die holder with one touch without using a tool or the like.
【００３２】また、傾斜面を備えていない従来用いられ
ている上型に対しても、一部の構成部材を調整すること
により簡単に上型の着脱交換ができるので、作業性の向
上を図ることができる。Further, even with respect to the conventionally used upper mold having no inclined surface, the upper mold can be easily attached / detached and replaced by adjusting a part of the constituent members, so that workability is improved. be able to.
【図１】本実施例に係る金型ホルダの側断面説明図であ
る。FIG. 1 is a side sectional explanatory view of a mold holder according to this embodiment.
【図２】同上の金型ホルダの正面説明図である。FIG. 2 is a front explanatory view of the mold holder of the above.
【図３】傾斜面を備えた上型を装着した状態の作用説明
図である。FIG. 3 is an operation explanatory view in a state where an upper die having an inclined surface is attached.
【図４】傾斜面のない従来型の上型を装着した状態の作
用説明図である。FIG. 4 is an operation explanatory view of a state in which a conventional upper mold having no inclined surface is mounted.
【図５】従来例を示し、上型を装着した金型ホルダの側
断面説明図である。FIG. 5 is a side cross-sectional explanatory view of a mold holder on which a conventional mold is mounted, showing a conventional example.
３ 上部テーブル ９ ホルダプレート １７ 押圧固定部材 ２３ 当接部材 ３３ 押圧付勢装置 Ｐ 上型 3 Upper Table 9 Holder Plate 17 Pressing Fixing Member 23 Abutting Member 33 Pressing Biasing Device P Upper Die
Claims (1)
取付けたホルダプレートに、上型を上記ホルダプレート
へ押圧固定する押圧固定部材に備えた当接部材を揺動自
在に設け、前記押圧固定部材を上型に当接する方向へ付
勢する押圧付勢装置を押圧付勢あるいは押圧解除自在に
設けてなることを特徴とするプレスブレーキ用金型クラ
ンプ装置1. A holder plate attached to an upper table in a press brake is provided with a contact member provided on a pressing fixing member for pressing and fixing the upper mold to the holder plate so as to be swingable, the pressing fixing member being an upper mold. A mold clamping device for a press brake, characterized in that a press urging device for urging in a direction of abutting against the press brake is provided so as to be able to press or release the press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4145652A JP2518995B2 (en) | 1992-06-05 | 1992-06-05 | Mold clamp device for press brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4145652A JP2518995B2 (en) | 1992-06-05 | 1992-06-05 | Mold clamp device for press brake |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8012208A Division JP2810644B2 (en) | 1996-01-26 | 1996-01-26 | Upper die device for press brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05337553A true JPH05337553A (en) | 1993-12-21 |
| JP2518995B2 JP2518995B2 (en) | 1996-07-31 |
Family
ID=15389969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4145652A Expired - Fee Related JP2518995B2 (en) | 1992-06-05 | 1992-06-05 | Mold clamp device for press brake |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2518995B2 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0682995A1 (en) * | 1994-05-17 | 1995-11-22 | Amada Metrecs Company, Limited | Upper tool and upper tool holder apparatus for press brake and method of holding the upper tool |
| JPH0810852A (en) * | 1994-06-30 | 1996-01-16 | Amada Metrecs Co Ltd | Method for mounting punch of press brake and punch holder used in the method |
| US5619885A (en) * | 1992-05-15 | 1997-04-15 | Amada Metrecs Company, Limited | Upper tool holder apparatus for press brake and method of holding the upper tool |
| US5642642A (en) * | 1994-05-06 | 1997-07-01 | Amada Metrecs Company, Limited | Upper tool and upper tool holding device for press brake |
| US5685191A (en) * | 1994-05-06 | 1997-11-11 | Amada Metrecs Company, Limited | Upper tool for press brake |
| US5794486A (en) * | 1995-10-02 | 1998-08-18 | Amada Metrecs Company, Limited | Upper tool holder apparatus for press brake |
| EP1366832A2 (en) * | 2002-05-28 | 2003-12-03 | SCHIAVI MACCHINE INDUSTRIALI S.p.A. | Tool coupling device, particularly for press machines |
| JP2008164042A (en) * | 2006-12-27 | 2008-07-17 | Niles Co Ltd | Pressing jig |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6254524A (en) * | 1985-09-04 | 1987-03-10 | Hitachi Ltd | Automatic metal die clamping device |
| JPH0337781U (en) * | 1989-08-22 | 1991-04-11 |
-
1992
- 1992-06-05 JP JP4145652A patent/JP2518995B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6254524A (en) * | 1985-09-04 | 1987-03-10 | Hitachi Ltd | Automatic metal die clamping device |
| JPH0337781U (en) * | 1989-08-22 | 1991-04-11 |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5619885A (en) * | 1992-05-15 | 1997-04-15 | Amada Metrecs Company, Limited | Upper tool holder apparatus for press brake and method of holding the upper tool |
| US5642642A (en) * | 1994-05-06 | 1997-07-01 | Amada Metrecs Company, Limited | Upper tool and upper tool holding device for press brake |
| US5685191A (en) * | 1994-05-06 | 1997-11-11 | Amada Metrecs Company, Limited | Upper tool for press brake |
| EP0682995A1 (en) * | 1994-05-17 | 1995-11-22 | Amada Metrecs Company, Limited | Upper tool and upper tool holder apparatus for press brake and method of holding the upper tool |
| EP1213062A2 (en) * | 1994-05-17 | 2002-06-12 | AMADA COMPANY, Ltd. | Upper tool and upper tool assembly comprising said upper tool for use with a press brake and method of clamping said upper tool |
| EP1213062A3 (en) * | 1994-05-17 | 2005-02-02 | AMADA COMPANY, Ltd. | Upper tool and upper tool assembly comprising said upper tool for use with a press brake and method of clamping said upper tool |
| JPH0810852A (en) * | 1994-06-30 | 1996-01-16 | Amada Metrecs Co Ltd | Method for mounting punch of press brake and punch holder used in the method |
| US5794486A (en) * | 1995-10-02 | 1998-08-18 | Amada Metrecs Company, Limited | Upper tool holder apparatus for press brake |
| EP1366832A2 (en) * | 2002-05-28 | 2003-12-03 | SCHIAVI MACCHINE INDUSTRIALI S.p.A. | Tool coupling device, particularly for press machines |
| EP1366832B1 (en) * | 2002-05-28 | 2008-03-05 | SCHIAVI MACCHINE INDUSTRIALI S.p.A. | Tool coupling device, particularly for press machines |
| JP2008164042A (en) * | 2006-12-27 | 2008-07-17 | Niles Co Ltd | Pressing jig |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2518995B2 (en) | 1996-07-31 |
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