JP2001170711A - Method for working sheet metal - Google Patents
Method for working sheet metalInfo
- Publication number
- JP2001170711A JP2001170711A JP35514799A JP35514799A JP2001170711A JP 2001170711 A JP2001170711 A JP 2001170711A JP 35514799 A JP35514799 A JP 35514799A JP 35514799 A JP35514799 A JP 35514799A JP 2001170711 A JP2001170711 A JP 2001170711A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- metal
- waveform
- bending
- amplitude
- 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)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、金属平板に波形の
曲げ加工を施す板金加工方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet metal working method for performing corrugated bending on a flat metal plate.
【０００２】[0002]
【従来の技術】従来、連続波形形状の曲げ加工を必要と
する部材の板金加工の方法には、レーザ加工により平板
を所要形状に切り取り、その後プレス成形により波形に
曲げ加工を施す方法がある。2. Description of the Related Art Heretofore, as a method for sheet metal processing of a member requiring continuous wave-shaped bending, there is a method in which a flat plate is cut into a required shape by laser processing and then bent into a waveform by press forming.
【０００３】例えば車両のタイヤには、氷雪路での制動
性および操向性を確保し、一般路での耐偏摩耗性の向上
を図るために、タイヤトレッドに複数の切れ込みを設け
ているが、この切り込みはタイヤ加硫成形金型に植設さ
れた金属片であるブレードにより形成される。For example, in a tire of a vehicle, a plurality of cuts are provided in a tire tread in order to secure braking performance and steering performance on an icy road and improve uneven wear resistance on a general road. The cut is formed by a blade which is a metal piece implanted in a tire vulcanization mold.
【０００４】このブレードを製造するのに、従来は平板
から所要形状の板材を複数切り取り、各板材をプレス成
形により曲げ加工していた。しかしプレス工程において
１回で最終形状を得ようとすると、割れが生じるため複
数回プレスを行って最終形状を得るようにしている。In order to manufacture the blade, conventionally, a plurality of plate members having a required shape are cut out from a flat plate, and each plate member is bent by press forming. However, if the final shape is to be obtained once in the pressing step, cracks occur, so the pressing is performed a plurality of times to obtain the final shape.
【０００５】すなわち図７に示すようにまず切り取られ
た板材01を金型02，02によりプレス成形し（図７参
照）、３ヵ所の曲げ加工を施し、次いでさらに金型03，
03を追加してプレス成形し（図７参照）、４ヵ所の曲
げ加工を加え、次いでさらに金型04，04を追加してプレ
ス成形し（図７参照）、さらに４ヵ所の曲げ加工を追
加して合計11ヵ所の曲げ加工により波形形状を得る。That is, as shown in FIG. 7, first, a cut-out plate material 01 is press-formed by dies 02 and 02 (see FIG. 7), subjected to three bending processes, and then further dies 03 and 02.
Add press forming (see Fig. 7) by adding 03, add bending at 4 places, and then add molds 04, 04 and press forming (see Fig. 7), add 4 additional bending Then, a corrugated shape is obtained by bending at a total of 11 locations.
【０００６】[0006]
【発明が解決しようとする課題】毎回の曲げ加工で逐次
金型を追加しなければならないので、作業が面倒であ
り、時間と労力を要して生産性が良くなかった。本発明
は斯かる点に鑑みなされたもので、その目的とする処
は、自動的な流れ作業で生産性の向上を図ることができ
る板金加工方法を供する点にある。However, since a mold must be added every time bending is performed, the operation is troublesome, and time and labor are required, resulting in poor productivity. The present invention has been made in view of such a point, and an object of the present invention is to provide a sheet metal processing method capable of improving productivity by automatic assembly work.
【０００７】[0007]
【課題を解決するための手段及び作用効果】上記目的を
達成するために、本請求項１記載の発明は、プレス加工
により金属板に波状に曲げ加工を施す金型に対して金属
板を逐次移動して曲げ加工を順次施す板金加工方法であ
る。Means for Solving the Problems and Effects of the Invention In order to achieve the above object, the invention according to the first aspect of the present invention provides a method of sequentially bending a metal plate into a metal mold that performs a wavy bending process on the metal plate by pressing. This is a sheet metal working method that sequentially moves and performs bending.
【０００８】金型に対して金属板を逐次移動して曲げ加
工を順次施すので、複数回の曲げ加工を施しながら自動
的な流れ作業が可能であり、生産性を向上させることが
できる。[0008] Since the metal plate is successively moved with respect to the mold and subjected to the bending process sequentially, the automatic work can be performed while performing the bending process a plurality of times, and the productivity can be improved.
【０００９】請求項２記載の発明は、請求項１記載の板
金加工方法において、前記金型が一定振幅の波形が形成
され、前記金属板を少なくとも波形の一山移動するごと
に同じ金型で曲げ加工を施すことを特徴とする。According to a second aspect of the present invention, in the sheet metal working method according to the first aspect, a waveform having a constant amplitude is formed in the metal mold, and the same metal mold is used at least every time the metal plate moves by one peak of the waveform. It is characterized by performing bending.
【００１０】一定振幅の波形が形成された金型に対して
金属板を波形の少なくとも一山ごと逐次移動し、順次曲
げ加工を行うので、複数回の曲げ加工を施しながら一定
の振幅の波形を自動的な流れ作業で加工形成することが
できる。[0010] Since the metal plate is sequentially moved at least one peak of the waveform with respect to the mold on which the waveform of the constant amplitude is formed, and the bending process is performed sequentially, the waveform of the constant amplitude is formed while performing the bending process plural times. It can be processed and formed by an automatic flow operation.
【００１１】請求項３記載の発明は、第１振幅波形が形
成された第１金型により平板状の金属板に曲げ加工を施
す第１曲げ加工工程と、第２振幅波形と前記第２振幅波
形から前記第１振幅波形に移行する繋ぎ波形と第１振幅
波形とが連続して形成された第２金型に前記第１曲げ加
工された金属板を移動する第１送り工程と、前記第１曲
げ加工された金属板の前記第１振幅波形変形部に前記第
２金型の第１振幅波形部を合わせて前記第２金型により
曲げ加工を施す第２曲げ加工工程と、第２振幅波形が形
成された第３金型に前記第２曲げ加工された金属板を移
動する第２送り工程と、前記第２曲げ加工された金属板
の第２振幅波形変形部に前記第３金型の第２振幅波形を
合わせて前記第３金型により曲げ加工を施す第３曲げ加
工工程とを備えた板金加工方法である。According to a third aspect of the present invention, there is provided a first bending step of bending a flat metal plate with a first mold having a first amplitude waveform formed thereon, a second amplitude waveform and the second amplitude waveform. A first feeding step of moving the first bent metal plate to a second mold in which a connecting waveform transitioning from a waveform to the first amplitude waveform and a first amplitude waveform are continuously formed; A second bending step in which the first amplitude waveform section of the second mold is combined with the first amplitude waveform deformation section of the metal sheet that has been bent by 1 and bent by the second mold; A second feeding step of moving the second bent metal plate to a third die on which a waveform is formed; and a third die on a second amplitude waveform deforming portion of the second bent metal plate. And a third bending step of performing bending with the third mold in accordance with the second amplitude waveform of It is a gold processing method.
【００１２】金属板はまず第１金型により第１振幅波形
が形成され、次に第２金型に送られて第１振幅波形部を
繰り返し曲げ加工されると同時に繋ぎ波形と第２振幅波
形が形成され、次に第３金型に送られて第３振幅波形部
を繰り返し曲げ加工される。したがって２回の曲げ加工
を施しながら異なる振幅の２種類の波形を自動的な流れ
作業で加工形成することができ、生産性を向上させるこ
とができる。First, a first amplitude waveform is formed on a metal plate by a first mold, and then is sent to a second mold to repeatedly bend the first amplitude waveform portion, and at the same time, a connecting waveform and a second amplitude waveform. Is formed and then sent to a third mold to repeatedly bend the third amplitude waveform portion. Therefore, two types of waveforms having different amplitudes can be formed by the automatic flow operation while performing the bending twice, and the productivity can be improved.
【００１３】請求項４記載の発明は、請求項３記載の板
金加工方法において、前記第１振幅波形が前記第２振幅
波形より振幅が小さいことを特徴とする。小波波形に繋
ぎ波形を介して大波波形を連続して形成することができ
る。According to a fourth aspect of the present invention, in the sheet metal working method of the third aspect, the first amplitude waveform has a smaller amplitude than the second amplitude waveform. The large wave waveform can be formed continuously through the small wave waveform and the connected waveform.
【００１４】請求項５記載の発明は、請求項１又は請求
項３記載の板金加工方法において、前記曲げ加工の施さ
れた金属板をレーザ加工により所要の形状の金属片を複
数切り取るレーザ加工工程を備えることを特徴とする。According to a fifth aspect of the present invention, in the sheet metal working method according to the first or third aspect, a laser processing step of cutting a plurality of metal pieces of a required shape from the bent metal plate by laser processing. It is characterized by having.
【００１５】レーザ加工により所要形状の金属片を切り
取ってから各金属片についてそれぞれ曲げ加工を施すよ
りも、曲げ加工を施した金属板からレーザ加工により所
要形状の金属片を複数切り取った方が曲げ加工作業を大
幅に減らすことができ、生産性を向上させることができ
る。Rather than cutting a metal piece of a required shape by laser processing and then bending each metal piece, bending a plurality of metal pieces of the required shape by laser processing from the bent metal plate is bent. Processing operations can be greatly reduced, and productivity can be improved.
【００１６】請求項６記載の発明は、請求項５記載の板
金加工方法において、前記レーザ加工を施された金属片
が、タイヤの金型に用いられるブレードであることを特
徴とする。According to a sixth aspect of the present invention, in the sheet metal working method according to the fifth aspect, the metal piece subjected to the laser processing is a blade used for a tire mold.
【００１７】タイヤトレッドに設けられる複数の切れ込
みを形成するブレードを効率良く生産することができ
る。[0017] A blade that forms a plurality of cuts provided in a tire tread can be efficiently produced.
【００１８】[0018]
【発明の実施の形態】以下本発明に係る一実施の形態に
ついて図１ないし図７に基づき説明する。本実施の形態
は、タイヤトレッドの切り込みを形成するタイヤの金型
に用いられるブレードを製造するものである。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment according to the present invention will be described below with reference to FIGS. In the present embodiment, a blade used for a tire mold for forming a cut in a tire tread is manufactured.
【００１９】本実施の形態に係るブレード製造装置１の
概略構成図を図１ないし図５に示す。それぞれプレス加
工を施す第１金型10，第２金型20，第３金型30が順番に
所定間隔を存して配列され、最後にレーザ穿孔機40が所
定位置に配置されている。FIGS. 1 to 5 show schematic configuration diagrams of a blade manufacturing apparatus 1 according to the present embodiment. A first die 10, a second die 20, and a third die 30 to be press-worked are sequentially arranged at predetermined intervals, and finally a laser punch 40 is arranged at a predetermined position.
【００２０】各金型10，20，30は、下型11，21，31と上
型12，22，32とからなり、この上下の型の間を金属板２
が送り装置５により送られる構成となっている。上流の
第１金型10の下型11と上型12は、振幅が小さい三角形状
の谷（上型では山となるが以下上下型合わせて下型を基
準に谷と称する）２つからなる小波波形部11ａ，12ａを
対向した型面に有し、下流の第３金型30の下型31と上型
32は、振幅が大きい三角形状の谷２つからなる大波波形
部31ａ，32ａを対向した型面に有する。Each of the dies 10, 20, 30 comprises lower dies 11, 21, 31 and upper dies 12, 22, 32, and a metal plate 2 is provided between the upper and lower dies.
Is sent by the feeding device 5. The lower mold 11 and the upper mold 12 of the upstream first mold 10 are composed of two triangular valleys (small peaks in the upper mold, but hereinafter referred to as valleys based on the lower mold). Small wave corrugated portions 11a and 12a are provided on opposing mold surfaces, and lower mold 31 and upper mold 31 of downstream third mold 30 are provided.
32 has large wave waveform portions 31a and 32a, each of which has two triangular valleys having a large amplitude, on the opposed mold surfaces.
【００２１】そして中央の第２金型20の下型21と上型22
は、対向する型面において上流側に谷２つの大波波形部
21ａ，22ａが形成され、下流側に谷１つの小波波形部21
ｃ，22ｃが形成され、大波波形部21ａ，22ａと小波波形
部21ｃ，22ｃとの間に谷１つの繋ぎ波形部21ｂ，22ｂが
両者を連続して繋ぐように形成されている。The lower mold 21 and the upper mold 22 of the central second mold 20
Indicates two large wave valleys on the upstream side of the opposing mold surface
21a and 22a are formed, and one valley is formed on the downstream side.
c, 22c are formed, and one connecting valley portion 21b, 22b is formed between the large wave portions 21a, 22a and the small wave portions 21c, 22c so as to continuously connect them.
【００２２】以上のようなブレード製造装置１におい
て、送り装置５は金属板２をその先端部を保持して引っ
張るようにして移動する。まず図１に示すように長尺矩
形平板状の金属板２を送り装置５が第１金型10の下型11
と上型12の間に送り込み、図２に示すように第１金型10
によりプレス加工を施す。金属板２には曲げ加工により
谷２つの小波波形が形成される。In the blade manufacturing apparatus 1 as described above, the feeder 5 moves while pulling the metal plate 2 while holding its tip. First, as shown in FIG. 1, a feeding device 5 feeds a long rectangular flat metal plate 2 to a lower die 11 of a first die 10.
And between the upper mold 12 and the first mold 10 as shown in FIG.
Press working. Two small wave waveforms are formed on the metal plate 2 by bending.
【００２３】該プレス加工終了後、金属板２は送り装置
５により第２金型20の下型21と上型22の間を移動して金
属板２の小波変形部の上流側の谷部が第２金型20の下流
側の小波波形部21ｃ，22ｃに対応する位置で停止し、図
３に示すように第２金型20によりプレス加工が施され
る。After the pressing, the metal plate 2 is moved by the feeder 5 between the lower die 21 and the upper die 22 of the second die 20 so that the valley on the upstream side of the small wave deformation portion of the metal plate 2 is removed. It stops at the position corresponding to the wavelet waveform portions 21c and 22c on the downstream side of the second mold 20, and the second mold 20 performs press working as shown in FIG.
【００２４】金属板２には小波波形に加えて曲げ加工に
より谷２つの大波波形と繋ぎ波形が新たに形成される。
金属板２の上流側の小波変形部は２度目のプレス加工を
受けることになる。なお同時に第１金型10によるプレス
加工も行われ、次の波形が形成されることになる。In the metal plate 2, in addition to the small wave waveform, a new connecting waveform is formed by the bending process with the two large wave waveforms.
The small wave deformed portion on the upstream side of the metal plate 2 is subjected to the second press working. At the same time, press working by the first mold 10 is also performed, and the next waveform is formed.
【００２５】次に金属板２は送り装置５により第３金型
30の下型31と上型32の間を移動して金属板２の大波変形
部の２つの谷部が第３金型30の大波波形部31ｃ，32ｃに
対応する位置で停止し、図４に示すように第３金型30に
よりプレス加工が施される。Next, the metal plate 2 is fed to the third die by the feeder 5.
30 moves between the lower mold 31 and the upper mold 32, and the two troughs of the large wave deforming portion of the metal plate 2 stop at positions corresponding to the large wave waveform portions 31c and 32c of the third mold 30, and FIG. As shown in the figure, press working is performed by the third mold 30.
【００２６】金属板２に形成された大波変形部は２度目
のプレス加工を受けることになる。なお同時に第２金型
20と第１金型10によるプレス加工も行われる。第３金型
30と第２金型20が同時に金属板２の所定の箇所を曲げ加
工するために、送り装置５による金属板２の毎回の送り
量が一定になるように第１金型10，第２金型20，第３金
型30は、適当な間隔を存して配置されている。The large wave deformed portion formed on the metal plate 2 is subjected to the second press working. At the same time, the second mold
Pressing by the 20 and the first mold 10 is also performed. Third mold
In order for the 30 and the second mold 20 to simultaneously bend a predetermined portion of the metal plate 2, the first mold 10 and the second mold 20 are controlled so that the feed amount of the metal plate 2 by the feed device 5 is constant each time. The mold 20 and the third mold 30 are arranged at appropriate intervals.
【００２７】こうして金属板２に最初の波形部２1が完
成された後に図５に示すようにレーザ穿孔機40により最
初の波形部２1の僅かに下流側に小孔２1ａが穿設され
る。以後送り装置５により金属板２を一定量送るごとに
第１金型10，第２金型20，第３金型30によるプレス加工
が同時行われ、かつレーザ穿孔機40による穿孔が行わ
れ、順次波形部２1，２2，２3，……が形成されてい
き、各波形部２1，２2，２3，……の前に小孔２1ａ，２
2ａ，２3ａ，……が穿孔される。[0027] Thus small holes 2 1 a slightly downstream side of the first waveform portion 2 1 drilled by laser drilling machine 40 as shown in FIG. 5 after the portions first waveform 2 1 is completed in the metal plate 2 Is done. Thereafter, every time the feeder 5 feeds the metal plate 2 by a predetermined amount, the first die 10, the second die 20, and the third die 30 are simultaneously pressed, and the laser drilling machine 40 performs drilling. sequentially corrugations 2 1, 2 2, 2 3, ... is gradually formed, the corrugations 2 1, 2 2, 2 3, small holes before ...... 2 1 a, 2
2 a, 2 3 a, ...... it is drilled.
【００２８】このようにして順次波形部２1，２2，
２3，……が形成された金属板２を図６に示すようにレ
ーザ加工により所定の形状の金属片３（図６に破線で示
す）を切り取る。このレーザ加工に際しては小孔２
1ａ，２2ａ，２3ａ，……を所定位置でカメラにより撮
像した像を画像処理して小孔２1ａ，２2ａ，２3ａ，…
…の位置を逐次確認し基準にしながらレーザ加工を行
う。したがって金属板２のレーザ加工を施す位置に累積
誤差が生じない。Thus, the waveform portions 2 1 , 2 2 ,.
2 3, cut ...... metal piece 3 of a predetermined shape by laser processing as shown in FIG. 6 the metal plate 2 is formed (shown in broken lines in FIG. 6). In this laser processing, small holes 2
1 a, 2 2 a, 2 3 a, and an image processing an image captured by the camera ...... at a predetermined position the small holes 2 1 a, 2 2 a, 2 3 a, ...
Laser processing is performed while sequentially checking the position of... And using the position as a reference. Therefore, no accumulated error occurs at the position where the metal plate 2 is subjected to the laser processing.
【００２９】レーザ加工により切り取られた金属片３
は、最後に図７に示すように金属片３全体をプレス加工
する金型50で再度曲げ加工が施される。先のプレス加工
工程で一度しか曲げ加工を施されなかった箇所もこの金
型50によるプレス加工で少なくとも２度加工されること
になるとともに端部を最終形状に加工形成する。Metal piece 3 cut out by laser processing
Finally, as shown in FIG. 7, the metal piece 3 is again bent by a metal mold 50 for pressing. A portion that has been subjected to bending only once in the previous press working step is also worked at least twice by the press working with the mold 50, and the end is formed into a final shape.
【００３０】こうして図８に示すような完成品としての
ブレード４が製造される。このブレード４がタイヤ加硫
成形金型の表面に多数植設され、タイヤトレッドに多数
の切り込みを形成することができる。Thus, a blade 4 as a finished product as shown in FIG. 8 is manufactured. A large number of the blades 4 are implanted on the surface of the tire vulcanization mold, and a large number of cuts can be formed in the tire tread.
【００３１】以上のように少なくとも２回の曲げ加工を
施しながら大波波形と小波波形の異なる振幅の２種類の
波形を自動的な流れ作業で加工形成することができ、生
産性を向上させることができる。As described above, two types of waveforms having different amplitudes of a large wave waveform and a small wave waveform can be processed and formed automatically by performing at least two bending operations, thereby improving productivity. it can.
【００３２】多数のブレード４の曲げ加工は、レーザに
より切り取る前の金属板２の状態で一遍に行われるの
で、各ブレードごとに曲げ加工をする必要がなく、大幅
に曲げ加工工数を削減して多数のブレード４を効率良く
製造することができる。Since the bending of a large number of blades 4 is performed uniformly in the state of the metal plate 2 before cutting by the laser, it is not necessary to perform the bending for each blade, and the number of bending processes is greatly reduced. A large number of blades 4 can be manufactured efficiently.
【００３３】図７に示す最終的なプレス加工は１回又は
２回程度のプレスで済み生産効率にそれ程影響を与え
ず、また場合によっては必要ないこともある。なおこの
プレスにおいて金型50に長尺のものを用い、複数の金属
片３を並べて一斉に加工し、一度に多数のブレード４を
得るようにするとこができ、生産効率を上げることがで
きる。The final pressing shown in FIG. 7 requires only one or two presses, does not significantly affect production efficiency, and may not be necessary in some cases. In this press, it is possible to use a long mold for the mold 50, to arrange a plurality of metal pieces 3 at one time and process them all at once to obtain a large number of blades 4 at one time, thereby increasing production efficiency.
【００３４】次に一定の振幅の波形を形成するブレード
製造装置60について図９ないし図１２に基づき説明す
る。本ブレード製造装置60の金型70は、１組であり、下
型71と上型72に一定振幅の三角形状の谷が２つ対向する
型面に形成されている。Next, a blade manufacturing apparatus 60 for forming a waveform having a constant amplitude will be described with reference to FIGS. The mold 70 of the present blade manufacturing apparatus 60 is one set, and two triangular valleys having a constant amplitude are formed on the lower mold 71 and the upper mold 72 on opposite mold surfaces.
【００３５】送り装置65により金属板62が、図９に示す
ように金型70の下型71と上型72との間に送り込まれ、図
１０に示すように金型70により最初のプレス加工が施さ
れる。金属板62には曲げ加工により谷２つの小波波形が
形成される。The metal plate 62 is fed between the lower die 71 and the upper die 72 of the die 70 by the feeder 65 as shown in FIG. 9, and is first pressed by the die 70 as shown in FIG. Is applied. Two small wave waveforms are formed on the metal plate 62 by bending.
【００３６】次いで金属板62は解放されて、送り装置65
により谷（山）１つ分移動して図１１に示すように再び
金型70によりプレス加工がなされる。同様にして谷１つ
分移動して図１２に示すようにプレス加工をするという
ように谷１つ分移動してプレス加工する工程を繰り返し
て金属板62に一定振幅の連続した波形が形成される。Next, the metal plate 62 is released, and the feeding device 65 is released.
As a result, the dies 70 are moved by one valley (mountain), and press working is performed again by the mold 70 as shown in FIG. In the same manner, the process of moving by one valley and performing the press working as shown in FIG. 12 by moving by one valley is repeated, and a continuous waveform of a constant amplitude is formed on the metal plate 62. You.
【００３７】金属板62の波形変形部の１つの谷は最初の
谷を除いて２度プレス加工されている。こうして一定振
幅の波形を自動的な流れ作業で加工形成することがで
き、生産性を向上させることができる。One valley of the corrugated portion of the metal plate 62 is pressed twice except for the first valley. In this manner, a waveform having a constant amplitude can be processed and formed by an automatic flow operation, and the productivity can be improved.
【００３８】この金属板62からレーザ加工により所定形
状の金属片を切り取り、同金属片に最終プレス加工を施
してブレードを製造する。なお金属片を切り取るレーザ
加工のために前記実施の形態のようにレーザ穿孔機で所
定間隔で小孔を穿設するようにしてもよい。A metal piece having a predetermined shape is cut out from the metal plate 62 by laser processing, and the metal piece is subjected to a final press working to manufacture a blade. For laser processing for cutting a metal piece, small holes may be formed at predetermined intervals by a laser drilling machine as in the above embodiment.
【００３９】また前記実施の形態に係る本ブレード製造
装置１における金型10又は金型30を本実施の形態の金型
70のように使用することで、一定振幅の波形を金属板に
形成することができ、大波と小波が組合された波形を形
成するブレード製造装置１で一定振幅の波形も形成する
ことができる。The mold 10 or the mold 30 in the blade manufacturing apparatus 1 according to the embodiment is replaced with the mold according to the embodiment.
By using as in 70, a constant amplitude waveform can be formed on the metal plate, and a constant amplitude waveform can also be formed by the blade manufacturing apparatus 1 that forms a waveform in which a large wave and a small wave are combined.
【図１】本発明の一実施の形態に係るブレード製造装置
の概略構成図である。FIG. 1 is a schematic configuration diagram of a blade manufacturing apparatus according to an embodiment of the present invention.
【図２】次のプレス工程の状態を示す同ブレード製造装
置の概略構成図である。FIG. 2 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図３】次のプレス工程の状態を示す同ブレード製造装
置の概略構成図である。FIG. 3 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図４】次のプレス工程の状態を示す同ブレード製造装
置の概略構成図である。FIG. 4 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図５】次の穿孔工程の状態を示す同ブレード製造装置
の概略構成図である。FIG. 5 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next punching step.
【図６】プレス加工を施された金属板の平面図である。FIG. 6 is a plan view of a pressed metal plate.
【図７】最終の金型によるプレス工程を示す概略図であ
る。FIG. 7 is a schematic view showing a final pressing process using a mold.
【図８】製造されたブレードの斜視図である。FIG. 8 is a perspective view of a manufactured blade.
【図９】別の実施のの形態に係るブレード製造装置の概
略構成図である。FIG. 9 is a schematic configuration diagram of a blade manufacturing apparatus according to another embodiment.
【図１０】次のプレス工程の状態を示す同ブレード製造
装置の概略構成図である。FIG. 10 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図１１】次のプレス工程の状態を示す同ブレード製造
装置の概略構成図である。FIG. 11 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図１２】次のプレス工程の状態を示す同ブレード製造
装置の概略構成図である。FIG. 12 is a schematic configuration diagram of the blade manufacturing apparatus showing a state of a next pressing step.
【図１３】従来のブレード製造装置による複数のプレス
工程を示す図である。FIG. 13 is a view showing a plurality of pressing steps by a conventional blade manufacturing apparatus.
１…ブレード製造装置、２…金属板、３…金属片、４…
ブレード、５…送り装置、 10…第１金型、11…下型、12…上型、 20…第１金型、21…下型、22…上型、 30…第１金型、31…下型、32…上型、 40…レーザ穿孔機、 50…金型、 60…ブレード製造装置、62…金属片、65…送り装置、 70…第１金型、71…下型、72…上型。DESCRIPTION OF SYMBOLS 1 ... Blade manufacturing apparatus, 2 ... Metal plate, 3 ... Metal piece, 4 ...
Blade: 5: Feeder, 10: First mold, 11: Lower mold, 12: Upper mold, 20: First mold, 21: Lower mold, 22: Upper mold, 30: First mold, 31 ... Lower die, 32 ... Upper die, 40 ... Laser drilling machine, 50 ... Die, 60 ... Blade manufacturing equipment, 62 ... Metal piece, 65 ... Feeder, 70 ... First die, 71 ... Lower die, 72 ... Upper Type.
Claims (6)
工を施す金型に対して金属板を逐次移動して曲げ加工を
順次施すことを特徴とする板金加工方法。1. A sheet metal working method characterized by sequentially moving a metal sheet to a metal mold to bend the metal sheet by press working and performing bending work.
前記金属板を少なくとも波形の一山移動するごとに同じ
金型で曲げ加工を施すことを特徴とする請求項１記載の
板金加工方法。2. The method according to claim 1, wherein the mold has a waveform having a constant amplitude.
The sheet metal working method according to claim 1, wherein the metal sheet is bent by the same mold at least every time the metal sheet moves at least one mountain.
り平板状の金属板に曲げ加工を施す第１曲げ加工工程
と、 第２振幅波形と前記第２振幅波形から前記第１振幅波形
に移行する繋ぎ波形と第１振幅波形とが連続して形成さ
れた第２金型に前記第１曲げ加工された金属板を移動す
る第１送り工程と、 前記第１曲げ加工された金属板の前記第１振幅波形変形
部に前記第２金型の第１振幅波形部を合わせて前記第２
金型により曲げ加工を施す第２曲げ加工工程と、 第２振幅波形が形成された第３金型に前記第２曲げ加工
された金属板を移動する第２送り工程と、 前記第２曲げ加工された金属板の第２振幅波形変形部に
前記第３金型の第２振幅波形を合わせて前記第３金型に
より曲げ加工を施す第３曲げ加工工程と、 を備えたことを特徴とする板金加工方法。3. A first bending step of bending a flat metal plate with a first mold having a first amplitude waveform formed thereon, and the first amplitude step based on a second amplitude waveform and the second amplitude waveform. A first feeding step of moving the first bent metal plate to a second mold in which a connecting waveform transitioning to a waveform and a first amplitude waveform are continuously formed; and the first bent metal. The first amplitude waveform portion of the second mold is matched with the first amplitude waveform deformation portion of the plate to form the second amplitude waveform portion.
A second bending step of performing bending with a mold, a second feeding step of moving the second bent metal plate to a third mold in which a second amplitude waveform is formed, and the second bending processing A third bending step of performing bending by the third mold by matching the second amplitude waveform of the third mold with the second amplitude waveform deformed portion of the metal plate thus formed. Sheet metal processing method.
り振幅が小さいことを特徴とする請求項３記載の板金加
工方法。4. The method according to claim 3, wherein the first amplitude waveform has a smaller amplitude than the second amplitude waveform.
加工により所要の形状の金属片を複数切り取るレーザ加
工工程を備えることを特徴とする請求項１又は請求項３
記載の板金加工方法。5. The method according to claim 1, further comprising a laser processing step of cutting a plurality of metal pieces having a required shape from the bent metal plate by laser processing.
The sheet metal processing method described.
イヤの金型に用いられるブレードであることを特徴とす
る請求項５記載の板金加工方法。6. The sheet metal working method according to claim 5, wherein the metal piece subjected to the laser processing is a blade used for a tire mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35514799A JP4179722B2 (en) | 1999-12-14 | 1999-12-14 | Sheet metal processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35514799A JP4179722B2 (en) | 1999-12-14 | 1999-12-14 | Sheet metal processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001170711A true JP2001170711A (en) | 2001-06-26 |
| JP4179722B2 JP4179722B2 (en) | 2008-11-12 |
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ID=18442224
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35514799A Expired - Fee Related JP4179722B2 (en) | 1999-12-14 | 1999-12-14 | Sheet metal processing method |
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| Country | Link |
|---|---|
| JP (1) | JP4179722B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100911862B1 (en) | 2009-04-06 | 2009-08-11 | (주)마이크로컨텍솔루션 | Apparatus for forming panel and method therefor |
| CN102921788A (en) * | 2012-11-05 | 2013-02-13 | 常州星宇车灯股份有限公司 | Stamping device for multi-step sheet metal parts |
| JP2018173940A (en) * | 2017-03-30 | 2018-11-08 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Automatic object tracking in video feed using machine learning |
| WO2020050267A1 (en) * | 2018-09-06 | 2020-03-12 | 株式会社ブリヂストン | Method for manufacturing tire mold |
-
1999
- 1999-12-14 JP JP35514799A patent/JP4179722B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100911862B1 (en) | 2009-04-06 | 2009-08-11 | (주)마이크로컨텍솔루션 | Apparatus for forming panel and method therefor |
| JP2010240735A (en) * | 2009-04-06 | 2010-10-28 | Micro Contact Solution Co Ltd | Apparatus and method for forming panel |
| CN101856685B (en) * | 2009-04-06 | 2012-11-14 | 微联解决方案株式会社 | Apparatus for forming panel and method therefor |
| CN102921788A (en) * | 2012-11-05 | 2013-02-13 | 常州星宇车灯股份有限公司 | Stamping device for multi-step sheet metal parts |
| JP2018173940A (en) * | 2017-03-30 | 2018-11-08 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Automatic object tracking in video feed using machine learning |
| WO2020050267A1 (en) * | 2018-09-06 | 2020-03-12 | 株式会社ブリヂストン | Method for manufacturing tire mold |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4179722B2 (en) | 2008-11-12 |
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