JPH048164B2 - - Google Patents
Info
- Publication number
- JPH048164B2 JPH048164B2 JP58073883A JP7388383A JPH048164B2 JP H048164 B2 JPH048164 B2 JP H048164B2 JP 58073883 A JP58073883 A JP 58073883A JP 7388383 A JP7388383 A JP 7388383A JP H048164 B2 JPH048164 B2 JP H048164B2
- Authority
- JP
- Japan
- Prior art keywords
- speed
- saw blade
- cutting
- saw
- blade position
- 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 - Lifetime
Links
- 238000005520 cutting process Methods 0.000 claims description 49
- 239000000463 material Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D59/00—Accessories specially designed for sawing machines or sawing devices
- B23D59/001—Measuring or control devices, e.g. for automatic control of work feed pressure on band saw blade
- B23D59/002—Measuring or control devices, e.g. for automatic control of work feed pressure on band saw blade for the position of the saw blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D55/00—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts
- B23D55/08—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts of devices for guiding or feeding strap saw blades
- B23D55/088—Devices for feeding strap saw blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Description
【発明の詳細な説明】
本発明は、鋸盤の切削制御装置に係り、さらに
詳細には、制御装置における記憶装置に予じめ被
削材の材質、形状、寸法および鋸刃位置における
適切な切込速度、鋸速を入力しておき、この入力
されている条件でもつて被削材の切断を自動的に
行なうことのできる鋸盤の切削制御装置に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a cutting control device for a saw machine, and more specifically, the present invention relates to a cutting control device for a saw machine. The present invention relates to a cutting control device for a saw machine that can input cutting speed and saw speed and automatically cut a workpiece under the input conditions.
従来、コンピユータを内蔵して切削条件を制御
する鋸盤においては、切込速度と鋸速とを検出し
て演算を行ない、その算出値に見合う切込速度と
鋸速に合わせるように切込速度と鋸速とを変化さ
せる切削制御を行なうために複雑で高価な制御装
置を備えなければならない不都合があつたのであ
る。 Conventionally, saw machines that have a built-in computer to control the cutting conditions detect the cutting speed and sawing speed, perform calculations, and adjust the cutting speed to match the cutting speed and sawing speed corresponding to the calculated values. In order to perform cutting control that changes the saw speed and saw speed, a complicated and expensive control device must be provided.
本発明は上記した従来の鋸盤の不都合を軽減す
る目的でなされたもので、以下に図面にもとづい
て本発明の実施例を詳細に説明する。 The present invention has been made for the purpose of alleviating the above-mentioned disadvantages of the conventional saw machine, and embodiments of the present invention will be described in detail below based on the drawings.
第１図、第２図は、第３図に示したように垂直
下降方式で帯鋸刃１が傾斜して循環移動する所謂
横型帯鋸盤３の本体バイス５に挾持固定された肉
厚角パイプ７とＨ形鋼９を例示したものである。 1 and 2 show a thick-walled square pipe 7 clamped and fixed to a main body vise 5 of a so-called horizontal band saw machine 3 in which a band saw blade 1 tilts and circulates in a vertically descending manner as shown in FIG. 3. and H-section steel 9 are exemplified.
本体バイス５の被削材と当接するバイス面１１
の裏面を基準面１３として、帯鋸刃１の刃先線が
肉厚パイプ７を切削下降中に基準面１３と交わる
点をａ〜ｆとすると、
ａは帯鋸刃１の空切削中でその終りが近く、こ
の時点で下降速度をおそくする必要がある鋸刃位
置である。 Vise surface 11 that comes into contact with the workpiece of main body vise 5
With the back side of the band saw blade 1 as the reference surface 13, and the points a to f where the cutting edge line of the band saw blade 1 intersects with the reference surface 13 while cutting and descending the thick pipe 7, a indicates the point where the band saw blade 1 is idle cutting and its end is This is close to the saw blade position at which it is necessary to slow down the descending speed.
ｂは切削開始後切削長（帯鋸刃が被削材と接触
する長さ）が次第に増加していた状態から変化し
なくなる鋸刃位置である。 b is the saw blade position where the cutting length (the length of the band saw blade in contact with the workpiece) gradually increases after the start of cutting and stops changing.
ｃは肉厚パイプ７の両側壁だけの切削長に移る
鋸刃位置である。 c is the saw blade position that moves to the cutting length of only both side walls of the thick-walled pipe 7.
ｄは両側壁に底面の水平な管壁が加わり始める
鋸刃位置である。 d is the saw blade position where the bottom horizontal tube wall begins to join the side walls.
ｅは片側壁と底面の水平な管璧だけで切削長が
変化しない状態の始点を示す鋸刃位置である。 e is the saw blade position indicating the starting point of a state in which the cutting length does not change only with the horizontal wall on one side wall and the bottom surface.
ｆは切削完了の切削長が零になつた状態の鋸刃
位置を示している。 f indicates the position of the saw blade when the cutting length is zero after cutting is completed.
第２図のＨ形鋼９の場合もa′〜i′までの切削長
の変化する鋸刃位置があるが、各鋸刃位置の細か
い説明は第１図に準ずるので省略する。 In the case of the H-section steel 9 shown in FIG. 2, there are also saw blade positions where the cutting length changes from a' to i', but a detailed explanation of each saw blade position is omitted since it is based on FIG. 1.
第３図に示した総括的な制御装置のコンピユー
タ１５は、入力装置１７、記憶装置１９、比較装
置２１、指令装置２３から成つていて、被削材の
形状・材質・寸法と被削材の切込方向の鋸刃位置
（ａ〜ｆ、a′〜i′など）における適切な切込速度と
鋸速が入力装置１７を経て入力され、記憶装置１
９に記憶されている。 The computer 15 of the overall control device shown in FIG. The appropriate cutting speed and saw speed at the saw blade positions (a to f, a' to i', etc.) in the cutting direction are inputted via the input device 17 and stored in the storage device 1.
It is stored in 9.
前記した帯鋸刃１をかけまわして、循環駆動す
る駆動ホイール２５の軸２７には変速機２９とサ
ーボモータ３１とが設けてあり、横型帯鋸盤３の
帯鋸刃１を保持するホイールハウジング３３の一
部には、ホイールハウジング３３を垂直に上昇さ
せる流体圧シリンダ３５とピストンロツド３７が
設けてある。 A transmission 29 and a servo motor 31 are provided on the shaft 27 of a drive wheel 25 that circulates and drives the band saw blade 1 described above. The section is provided with a hydraulic cylinder 35 and a piston rod 37 for vertically raising the wheel housing 33.
上記したピストンロツド３７にはラツク３９が
取りつけてあつて、ラツク３９と係合するピニオ
ン４１がエンコーダ４３を回転する。 A rack 39 is attached to the piston rod 37 described above, and a pinion 41 engaged with the rack 39 rotates an encoder 43.
流体圧シリンダ３５の下部油室４５には一方で
ソレノイド切換弁４７を経て油圧ポンプ装置４９
が設けてあり、他方でソレノイド切換弁５１を経
て切込速度調整装置５３の一部をなす制御弁５５
が設けてある。 A hydraulic pump device 49 is connected to the lower oil chamber 45 of the fluid pressure cylinder 35 via a solenoid switching valve 47.
is provided, and on the other hand, a control valve 55 forming a part of the cutting speed adjusting device 53 via a solenoid switching valve 51
is provided.
ここに制御弁５５と名付けた弁はオリフイスを
備えた流量制御弁とは異なり、軸の一回転ごとに
一定量の液体を排出するメジヤリヤグバルブ或い
はポンプのような機能を備えており、軸連結した
可変速電動機５７の回転速度に比例して液体を排
出する弁である。 The valve here named control valve 55 is different from a flow control valve equipped with an orifice, and has a function similar to a medial valve or pump that discharges a fixed amount of liquid with each revolution of the shaft. This is a valve that discharges liquid in proportion to the rotational speed of the connected variable speed electric motor 57.
第４図に示したのは第３図のラツク３９、ピニ
オン４１、エンコーダ４３による鋸刃位置検出装
置５９と、変速機２９とサーボモータ３１による
鋸速調整装置６１とが異なる態様のものである。 FIG. 4 shows a saw blade position detection device 59 using the rack 39, pinion 41, and encoder 43 shown in FIG. .
即ち鋸刃位置検出装置５９としてホイールハウ
ジング３３の一部にチエン６３をとりつけ、スプ
ロケツト６５を経てチエン６３の他端にとりつけ
た重錘６７を例えばガイドポスト６９の中の垂下
し、スプロケツト６５の軸を減速機７１を経てエ
ンコーダ４３に連結した装置を使用した例であ
る。 That is, a chain 63 is attached to a part of the wheel housing 33 as a saw blade position detecting device 59, and a weight 67 attached to the other end of the chain 63 via a sprocket 65 is suspended in, for example, a guide post 69, and is connected to the shaft of the sprocket 65. This is an example in which a device is used in which the encoder 43 is connected to the encoder 43 via the reducer 71.
また鋸速調整装置６１としては、ソレノイド切
換弁７３、復動流体圧シリンダ７５、無段変速機
７７を組み合わせ、更に鋸速検出器（図示省略）
と指令装置２３との間にフイードバツク回路（図
示省略）を設けて実施したものである。 The saw speed adjustment device 61 is a combination of a solenoid switching valve 73, a double-acting hydraulic cylinder 75, and a continuously variable transmission 77, and a saw speed detector (not shown).
This is implemented by providing a feedback circuit (not shown) between the controller and the command device 23.
第３図、第４図によつて説明した装置によつて
本発明の実施例を説明する。 An embodiment of the present invention will be explained using the apparatus described with reference to FIGS. 3 and 4.
作業開始に先だつて被削材（例えば肉厚角パイ
プ７やＨ形鋼９など）などの材質・形状・寸法と
被削材の切り込み方向の鋸刃位置（例えばａ〜
ｆ、a′〜f′など）における適切な切込速度と鋸速
をコンピユータ１５の入力装置１７を経て入力
し、記憶装置１９に記憶しておく。 Prior to starting work, the material, shape, and dimensions of the workpiece (e.g., thick-walled square pipe 7, H-beam 9, etc.) and the position of the saw blade in the cutting direction of the workpiece (e.g., a to
f, a' to f', etc.) are inputted via the input device 17 of the computer 15 and stored in the storage device 19.
切削下降を開始すると鋸刃位置検出装置５９の
エンコーダ４３が鋸刃位置を検出し発信して比較
装置２１に伝える。 When the cutting movement starts, the encoder 43 of the saw blade position detection device 59 detects the saw blade position and transmits the signal to the comparison device 21 .
比較装置２１は予め入力され記憶されている鋸
刃位置における適切な切込速度と鋸速を選び出し
て、指令装置２３から鋸速調整装置６１のサーボ
モータ３１やソレノイド切換弁７３に指令を出
し、同時に可変速度電動機５７にも指令してそれ
ぞれが適切な鋸速と切込速度に調整が行なわれる
のである。 The comparison device 21 selects an appropriate cutting speed and saw speed at the saw blade position inputted and stored in advance, and issues a command from the command device 23 to the servo motor 31 and solenoid switching valve 73 of the saw speed adjustment device 61. At the same time, a command is also given to the variable speed electric motor 57 so that each of them is adjusted to an appropriate saw speed and cutting speed.
以上詳記した本発明の実施例では、鋸刃位置を
高々10段階程度に区分して検出し、鋸刃位置のイ
ンキーによつて予め入力してある切込速度と鋸速
を読みとつて切込速度と鋸速とを調整する制御方
法であるから、比較的簡単で小型の制御装置で充
分であり、初めに入力しておくデータは鋸盤のメ
ーカが入力しておく事も容易であるから、鋸盤の
使用に未熟練な作業員でも高能率の切削作業が行
なえる効果を得たのである。 In the embodiment of the present invention described in detail above, the saw blade position is detected in at most 10 stages, and the cutting speed and saw speed that have been entered in advance using the saw blade position ink are read and cut. Since this is a control method that adjusts the cutting speed and saw speed, a relatively simple and small control device is sufficient, and the data entered at the beginning can easily be entered by the manufacturer of the saw machine. As a result, even workers who are inexperienced in using saws can perform highly efficient cutting operations.
以上のごとき実施例の説明より理解されるよう
に、要するに本発明は、鋸盤によつて切断される
被削材の材質、形状、寸法及び被削材に対する鋸
刃の切込方向の鋸刃位置における適切な切込速度
と鋸速を記憶装置１９へ入力する入力装置１７
と、上記被削材に対する鋸刃１の切込位置を検出
する鋸刃位置検出装置５９と、この鋸刃位置検出
装置５９による検出位置に基いて前記記憶装置１
９に予じめ入力されている鋸刃位置の切込速度と
鋸速を選び出す比較装置２１と、上記比較装置２
１により選び出された切込速度と鋸速とに基いて
鋸盤の切込速度及び鋸速を制御する指令装置２３
とを備えてなるものである。 As can be understood from the above description of the embodiments, the present invention basically relates to the material, shape, and dimensions of a workpiece to be cut by a saw, and the cutting direction of the saw blade to the workpiece. Input device 17 for inputting appropriate cutting speed and saw speed at the position into storage device 19
, a saw blade position detecting device 59 that detects the cutting position of the saw blade 1 with respect to the workpiece material, and a saw blade position detecting device 59 that detects the cutting position of the saw blade 1 with respect to the workpiece material, and the storing device 1 based on the detected position by the saw blade position detecting device 59.
a comparison device 21 that selects the cutting speed and saw speed at the saw blade position inputted in advance in the comparison device 2;
A command device 23 that controls the cutting speed and sawing speed of the saw based on the cutting speed and sawing speed selected by 1.
It is equipped with the following.
上記構成より明らかなように、本発明において
は、鋸盤によつて切断される被削材の材質、形
状、寸法及び被削材に対する鋸刃の切込位置にお
ける適切な切込速度と鋸速とが予じめ記憶装置１
９に入力してあるものであつて、鋸刃位置検出装
置５９により鋸刃の位置を検出して上記記憶装置
１９に予じめ入力してある適切な切込速度と鋸速
に自動的に制御されるものであるから、対象とす
る被削材を鋸盤にセツトすれば良いものであり、
例えば作業者が鋸盤による被削材の切断に関して
熟練者でない場合であつても、被削材の切断を良
好に行なうことができるものである。 As is clear from the above configuration, in the present invention, appropriate cutting speed and sawing speed at the cutting position of the saw blade relative to the material, shape, and dimensions of the workpiece to be cut by the saw machine and the cutting position of the saw blade relative to the workpiece material are provided. is the storage device 1 in advance.
9, the position of the saw blade is detected by the saw blade position detection device 59, and the saw blade position is automatically adjusted to the appropriate cutting speed and saw speed that have been input in advance to the storage device 19. Since it is controlled, all you have to do is set the target work material on the saw machine.
For example, even if the operator is not an expert in cutting workpieces with a saw, the workpiece can be cut well.
第１図は肉厚角パイプに対する鋸刃位置の説明
図、第２図はＨ形鋼に対する鋸刃位置の説明図、
第３図は本発明の実施例を行なつた装置の説明
図、第４図も本実施例を行なつた装置の説明図で
ある。
（図面の主要部を表わす符号の説明）、３……
横型帯鋸盤、１９……記憶装置、２１……比較装
置、２３……指令装置、４３……エンコーダ、５
３……切込速度調整装置、５９……鋸刃位置検出
装置、６１……鋸速調整装置。
Figure 1 is an explanatory diagram of the saw blade position for a thick square pipe, Figure 2 is an explanatory diagram of the saw blade position for an H-shaped steel,
FIG. 3 is an explanatory diagram of an apparatus in which an embodiment of the present invention is carried out, and FIG. 4 is also an explanatory diagram of an apparatus in which this embodiment is carried out. (Explanation of symbols representing main parts of the drawing), 3...
Horizontal bandsaw machine, 19...Storage device, 21...Comparison device, 23...Command device, 43...Encoder, 5
3... Cutting speed adjustment device, 59... Saw blade position detection device, 61... Saw speed adjustment device.
Claims (1)
状、寸法及び被削材に対する鋸刃の切込方向の鋸
刃位置における適切な切込速度と鋸速を記憶装置
１９へ入力する入力装置１７と、上記被削材に対
する鋸刃１の切込位置を検出する鋸刃位置検出装
置５９と、この鋸刃位置検出装置５９による検出
位置に基いて前記記憶装置１９に予じめ入力され
ている鋸刃位置の切込速度と鋸速を選び出す比較
装置２１と、上記比較装置２１により選び出され
た切込速度と鋸速とに基いて鋸盤の切込速度及び
鋸速を制御する指令装置２３とを備えてなること
を特徴とする鋸盤の切削制御装置。1. Input to the storage device 19 of the material, shape, and dimensions of the workpiece to be cut by the saw, and the appropriate cutting speed and saw speed at the saw blade position in the cutting direction of the saw blade relative to the workpiece. device 17, a saw blade position detecting device 59 that detects the cutting position of the saw blade 1 with respect to the work material, and a saw blade position detecting device 59 that is input in advance into the storage device 19 based on the detected position by the saw blade position detecting device 59. A comparing device 21 selects the cutting speed and sawing speed at the saw blade position, and the cutting speed and sawing speed of the saw are controlled based on the cutting speed and sawing speed selected by the comparing device 21. A cutting control device for a saw machine, comprising a command device 23.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7388383A JPS59201718A (en) | 1983-04-28 | 1983-04-28 | Cutting control process for sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7388383A JPS59201718A (en) | 1983-04-28 | 1983-04-28 | Cutting control process for sawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59201718A JPS59201718A (en) | 1984-11-15 |
| JPH048164B2 true JPH048164B2 (en) | 1992-02-14 |
Family
ID=13531048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7388383A Granted JPS59201718A (en) | 1983-04-28 | 1983-04-28 | Cutting control process for sawing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59201718A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61214916A (en) * | 1985-03-18 | 1986-09-24 | Sumitomo Metal Ind Ltd | Cutting method for streak material |
| JPS6274525A (en) * | 1985-09-30 | 1987-04-06 | Sumitomo Heavy Ind Ltd | Control method for pipe cutting |
| GB2221187B (en) * | 1988-05-17 | 1993-02-24 | Amada Co Ltd | Device and method for measuring shape and dimensions of workpiece in sawing machine,and device for automatically adjusting position of saw blade guide |
| JP2670296B2 (en) * | 1988-05-26 | 1997-10-29 | 株式会社アマダ | Control valve |
| TWI268823B (en) | 2003-03-04 | 2006-12-21 | Amada Co Ltd | Sawing machine, cutting processing method, and method for reducing noise |
| WO2013187297A1 (en) * | 2012-06-11 | 2013-12-19 | Daito Seiki Co., Ltd. | Method of severing h-beams by horizontal band saw machine, control unit, and horizontal band saw machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5486887A (en) * | 1977-12-22 | 1979-07-10 | Toyoda Mach Works Ltd | Numerical controller |
| JPS5815619A (en) * | 1981-07-17 | 1983-01-29 | Mitsugi Seisaikushiyo:Kk | Operating method of round saw for cutting of steel materials |
| JPS5855812B2 (en) * | 1976-12-30 | 1983-12-12 | アップルトン・ペ−パ−ズ・インコ−ポレイテッド | Manufacturing method of microcapsules |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5855812U (en) * | 1981-10-14 | 1983-04-15 | 株式会社アマダ | Saw machine cutting control device |
-
1983
- 1983-04-28 JP JP7388383A patent/JPS59201718A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5855812B2 (en) * | 1976-12-30 | 1983-12-12 | アップルトン・ペ−パ−ズ・インコ−ポレイテッド | Manufacturing method of microcapsules |
| JPS5486887A (en) * | 1977-12-22 | 1979-07-10 | Toyoda Mach Works Ltd | Numerical controller |
| JPS5815619A (en) * | 1981-07-17 | 1983-01-29 | Mitsugi Seisaikushiyo:Kk | Operating method of round saw for cutting of steel materials |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59201718A (en) | 1984-11-15 |
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