JPH0313031B2 - - Google Patents
Info
- Publication number
- JPH0313031B2 JPH0313031B2 JP57149294A JP14929482A JPH0313031B2 JP H0313031 B2 JPH0313031 B2 JP H0313031B2 JP 57149294 A JP57149294 A JP 57149294A JP 14929482 A JP14929482 A JP 14929482A JP H0313031 B2 JPH0313031 B2 JP H0313031B2
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- positioning member
- rod
- processing
- machine tool
- 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
- 210000000078 claw Anatomy 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 8
- 230000003028 elevating effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/14—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
- B23Q7/1426—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices
- B23Q7/1442—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices using carts carrying work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multi-Process Working Machines And Systems (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Description
【発明の詳細な説明】
本発明は工作機械による工作物の加工システム
に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a system for machining a workpiece using a machine tool.
従来の加工システムは、搬送台車上に工作物を
載せて工作機械の近傍へ自走させ、パレツトチエ
ンジヤにより前記搬送台車上から工作物を持ち上
げ、これを工作機械のテーブル上へと移しかえて
加工を行つていた。従つて、従来の加工システム
では、工作物を移しかえるためのパレツトチエン
ジヤを必要とし、しかも、特定の大きさのパレツ
ト専用に製作されているため、異なる大きさのパ
レツトを使用する場合、工作機械のテーブル、パ
レツトチエンジヤに大巾な改良を加えないと使用
することができず汎用性に欠けていた。 In conventional machining systems, the workpiece is placed on a transport vehicle and driven to the vicinity of the machine tool, and a pallet changer lifts the workpiece from the transport vehicle and transfers it onto the table of the machine tool. was being processed. Therefore, conventional machining systems require a pallet changer to transfer workpieces, and are manufactured specifically for pallets of a specific size, so when using pallets of different sizes, It lacked versatility and could not be used without major improvements to the machine tool table and pallet changer.
本発明は上記従来の加工システムの欠点を改善
したもので、その特長は、搬送台車上に載せた工
作物を、加工位置で直接工作機械で加工するよう
にしたものである。 The present invention improves the drawbacks of the conventional machining system described above, and its feature is that a workpiece placed on a conveyance vehicle is directly machined by a machine tool at a machining position.
以下本発明の実施例を図面によつて説明する。
第１図において、１は工作機械である。すなわ
ち、床面２上にベツド３が固設され、このベツド
３上にＸ軸方向にテーブル４が摺動自在に案内さ
れている。５はＸ軸サーボモータ、６は送りねじ
である。 Embodiments of the present invention will be described below with reference to the drawings.
In FIG. 1, 1 is a machine tool. That is, a bed 3 is fixed on the floor 2, and a table 4 is slidably guided on the bed 3 in the X-axis direction. 5 is an X-axis servo motor, and 6 is a feed screw.
前記テーブル４上にはコラム７がＺ軸方向に摺
動自在に案内されている。８はＺ軸サーボモータ
である。 A column 7 is slidably guided on the table 4 in the Z-axis direction. 8 is a Z-axis servo motor.
このコラム７には加工ヘツド９がＹ軸方向に摺
動自在に案内されている。１０はＹ軸サーボモー
タである。加工ヘツド９にはＺ軸線方向に主軸１
１が回転自在に軸承されている。１２は主軸駆動
モータである。 A machining head 9 is slidably guided in the column 7 in the Y-axis direction. 10 is a Y-axis servo motor. The machining head 9 has a main shaft 1 in the Z-axis direction.
1 is rotatably supported. 12 is a main shaft drive motor.
また、ベツド３の一端側方には工具貯蔵マガジ
ン１３が設置され、工具交換アーム１４によつて
前記主軸１１に所要の工具を着脱交換する。 Further, a tool storage magazine 13 is installed on the side of one end of the bed 3, and a tool exchange arm 14 is used to attach and detach required tools to and from the main shaft 11.
２６は床面に敷設した誘導路であり、後述する
搬送台車１５を前記工作機械１の前方の加工位置
Ｐに直接誘導するものである。この誘導路２６は
工作機械１の前方の加工位置Ｐにおいて、工作機
械１側に接近して敷設した小物ワーク用誘導路２
６ａと、工作機械１より遠ざかる位置に敷設した
大物ワーク用誘導路２６ｂとが分岐、且つ平行に
設けられている。また、必要によつては迂回路を
設け、工作機械が稼動中の場合迂回して次の工作
機械に誘導するようにしてもよい。 Reference numeral 26 denotes a guide path laid on the floor surface, which directly guides a transport vehicle 15, which will be described later, to a processing position P in front of the machine tool 1. This guideway 26 is a small workpiece guideway 2 that is laid close to the machine tool 1 side at the processing position P in front of the machine tool 1.
6a and a large workpiece guiding path 26b laid at a position away from the machine tool 1 are branched and provided in parallel. Further, if necessary, a detour may be provided to guide the user to the next machine tool by detouring when the machine tool is in operation.
さらに、前記加工位置Ｐの床面２上には第２図
に示すように複数個の位置決め部材１９が固設さ
れている。この位置決め部材１９は、上部に山形
の直円錐形状の突起を有し、下部にこの突起と逆
向きのテーパー状のくびれを有している。 Furthermore, a plurality of positioning members 19 are fixedly installed on the floor surface 2 at the processing position P, as shown in FIG. This positioning member 19 has a protrusion in the shape of a right circular cone on the upper part, and a constriction in the shape of a taper in the opposite direction to the protrusion on the lower part.
前記搬送台車１５は走行用の車輪１６を有し、
バツテリを電源として前記誘導路２６に沿つて床
面２上を自走するものである。 The transport vehicle 15 has wheels 16 for running,
It runs on the floor 2 along the guideway 26 using a battery as a power source.
この搬送台車１５上には支持台１７を有し、こ
れにパレツト１８を介して工作物Ｗが支持され
る。この支持台１７は周知のターンテーブル装置
によつて旋回可能とし、工作物Ｗを反転して加工
できるようにしてもよい。 A support stand 17 is provided on the carrier 15, and a workpiece W is supported on this support stand 17 via a pallet 18. This support stand 17 may be made rotatable by a known turntable device so that the workpiece W can be reversed and processed.
また、搬送台車１５には、第２図に示すように
前記加工位置の床面２上に固設した位置決め部材
１９の円錐形状の突起に係合するテーパー状の凹
みを下端に形成した昇降ロツド２０が設けられて
いる。この昇降ロツド２０の昇降動装置は第３図
に示すように昇降ロツド２０に、その軸線と交差
する方向に貫通し、且つ進退移動する作動ロツド
２１が設けられ、この作動ロツド２１に形成され
たクサビ機構２２によつて昇降作動する構造であ
る。２３は作動ロツド２１を進退移動させる位置
決め用シリンダである。 Further, as shown in FIG. 2, the transport vehicle 15 has an elevating rod having a tapered recess formed at its lower end to engage with a conical protrusion of a positioning member 19 fixed on the floor surface 2 of the processing position. 20 are provided. As shown in FIG. 3, the elevating device for the elevating rod 20 is provided with an actuating rod 21 that penetrates the elevating rod 20 in a direction intersecting its axis and moves forward and backward. It has a structure that moves up and down using a wedge mechanism 22. 23 is a positioning cylinder for moving the actuating rod 21 forward and backward.
さらに、昇降ロツド２０が位置決め部材１９の
上面に当接したところで、クランプするクランプ
装置が設けられている。すなわち、第２図、第４
図及び第５図に示すように、昇降ロツド２０に前
記位置決め部材１９のテーパー状のくびれに係合
する爪を一端に形成した釣形のクランプアーム２
５の他端が旋回自在に枢着されている。そして搬
送台車１５に一対の昇降ロツド２０間にクランプ
用シリンダ２４が設置され、クランプ用シリンダ
２４の昇降するピストンロツドにクランプ用シリ
ンダ２４の両側に設けられた前記クランプアーム
２５の中間にリンクを介して連結した構造であ
る。これらのリンクによつてクランプ用シリンダ
２４のピストンロツドと前記クランプアーム２５
とを連結するトグル機構が構成される。 Further, a clamping device is provided for clamping the lifting rod 20 when it comes into contact with the upper surface of the positioning member 19. That is, Figures 2 and 4
As shown in FIGS. 5 and 5, a fishing-shaped clamp arm 2 is provided on the lifting rod 20 with a claw formed at one end to engage with the tapered constriction of the positioning member 19.
The other end of 5 is pivotally connected. A clamp cylinder 24 is installed between a pair of elevating rods 20 on the carrier 15, and a link is provided between the clamp arms 25 provided on both sides of the clamp cylinder 24 to the piston rod that the clamp cylinder 24 moves up and down. It is a connected structure. These links connect the piston rod of the clamping cylinder 24 and the clamp arm 25.
A toggle mechanism is configured to connect the two.
本発明は上記の通りの構成であるから、工作物
Ｗを支持した搬送台車１５は誘導路２６に沿つて
自走され、そして工作機械１の前方の加工位置Ｐ
に自走誘導して停止する。その後、昇降ロツド２
０が下降動し、床面２上に固設した位置決め部材
１９の円錐形状の突起に昇降ロツド２０のテーパ
ー状の凹みが係合して工作物Ｗを搬送台車１５を
介して位置決めする。さらに、この位置決め後に
はクランプ用シリンダ２４が作動し、クランプア
ーム２５の爪を位置決め部材１９のくびれに係合
して搬送台車１５を位置決め部材１９にクランプ
するものである。 Since the present invention has the above-described configuration, the carrier 15 supporting the workpiece W is self-propelled along the guideway 26, and the processing position P in front of the machine tool 1 is
Guide the robot to self-propulsion and stop. After that, lift rod 2
0 moves downward, and the tapered recess of the elevating rod 20 engages with the conical protrusion of the positioning member 19 fixed on the floor surface 2, thereby positioning the workpiece W via the transport carriage 15. Furthermore, after this positioning, the clamping cylinder 24 is activated, and the claw of the clamp arm 25 engages with the constriction of the positioning member 19 to clamp the transport vehicle 15 to the positioning member 19.
なお、搬送台車１５を加工位置Ｐに誘導する場
合、工作物Ｗが小物のときには小物ワーク用誘導
路２６ａに案内し、工作物Ｗが大物のときには大
物ワーク用誘導路２６ｂに案内する。このように
工作物Ｗによつて誘導路２６ａ，２６ｂを使い分
けることにより、工作物Ｗを工作機械１に接近し
た位置に位置決めできるため、主軸１１のオーバ
ハング量を極力少くすることができ、加工精度が
低下しないようになつている。また、工作機械１
が稼動中では、図略の迂回路によつて工作機械
（図略）に誘導される。 When guiding the carriage 15 to the processing position P, when the workpiece W is a small workpiece, it is guided to the small workpiece guide path 26a, and when the workpiece W is a large workpiece, it is guided to the large workpiece guideway 26b. By using the guide paths 26a and 26b depending on the workpiece W in this way, the workpiece W can be positioned close to the machine tool 1, so the amount of overhang of the spindle 11 can be minimized, and machining accuracy is not decreasing. In addition, machine tool 1
When the machine is in operation, it is guided to the machine tool (not shown) by a detour (not shown).
このようにして加工位置Ｐに位置決め並びにク
ランプした搬送台車１５上の工作物Ｗを工作機械
にて所定の加工を行うのである。なお、支持台１
８が旋回可能な場合には、工作物Ｗの片面を加工
し、支持台１８を旋回して反転して反対の片面を
加工することもできる。 The workpiece W on the carrier carriage 15, which has been positioned and clamped at the processing position P in this manner, is subjected to a predetermined processing using a machine tool. In addition, support stand 1
8 can be rotated, one side of the workpiece W can be machined, and the support table 18 can be rotated and reversed to machine the opposite side.
以上のように本発明は、工作物を積載した搬送
台車を工作機械の加工位置に直接誘導して位置決
め並びにクランプし、搬送台車上の工作物を加工
するものであるから、従来のように、パレツトチ
エンジヤや工作機械のテーブルが不要となり、安
価に工作機械を製作することができる。また、大
きさの異なる工作物、パレツトを流すことがで
き、従来のようにパレツトチエンジヤやテーブル
に制約されることがなく汎用性があるなどの効果
を有している。 As described above, the present invention directly guides a transport vehicle loaded with a workpiece to the processing position of a machine tool, positions and clamps it, and processes the workpiece on the transport vehicle. There is no need for a pallet changer or machine tool table, and the machine tool can be manufactured at low cost. In addition, it is possible to flow workpieces and pallets of different sizes, and it has the advantage of being versatile without being limited by pallet changers and tables as in the past.
さらに、床面上に設置された位置決め部材の円
錐形状の突起に昇降ロツドの凹みを係合させ、昇
降ロツドに旋回自在に枢着されたクランプアーム
の他端を位置決め部材のくびれに係合させるよう
にした構造であるので、工作機械に対して位置決
め部材を正確な位置に設ければ、工作機械に対し
て搬送台車を正確に位置決め固定することがで
き、かかる状態で搬送台車上の工作物の加工を行
えば、工作物を精度良く加工できる顕著なる効果
が得られる。 Furthermore, the recess of the lifting rod is engaged with the conical protrusion of the positioning member installed on the floor surface, and the other end of the clamp arm, which is pivotally connected to the lifting rod, is engaged with the constriction of the positioning member. Because of this structure, if the positioning member is placed at an accurate position with respect to the machine tool, the carriage can be accurately positioned and fixed with respect to the machine tool, and in this state, the workpiece on the carriage can be If this process is carried out, a remarkable effect can be obtained in that the workpiece can be machined with high precision.
第１図は本発明の斜視図、第２図は搬送台車の
位置決め並びにクランプ装置を示す断面図、第３
図は第２図−線断面図、第４図は第２図矢
視部の拡大図、第５図は第４図−線断面図で
ある。
１……工作機械、２……床面、１５……搬送台
車、１７……支持台、１８……パレツト、１９…
…位置決め部材、２０……昇降ロツド、２１……
作動ロツド、２２……クサビ機構、２３……位置
決め用シリンダ、２４……クランプ用シリンダ、
２５……クランプアーム、２６……誘導路、２７
……トグル機構。
Fig. 1 is a perspective view of the present invention, Fig. 2 is a cross-sectional view showing the positioning and clamping device of the carrier, and Fig. 3 is a perspective view of the present invention.
The drawings are a cross-sectional view taken along the line in FIG. 2, FIG. 4 is an enlarged view of the section taken along the arrow in FIG. 2, and FIG. 5 is a cross-sectional view taken along the line in FIG. 4. DESCRIPTION OF SYMBOLS 1...Machine tool, 2...Floor surface, 15...Transportation cart, 17...Support stand, 18...Pallet, 19...
...Positioning member, 20... Lifting rod, 21...
Actuation rod, 22... Wedge mechanism, 23... Positioning cylinder, 24... Clamping cylinder,
25... Clamp arm, 26... Taxiway, 27
...Toggle mechanism.
Claims (1)
て加工ヘツドを相対移動させて加工を行う加工シ
ステムにおいて、上部に工作物を固定し下部に床
面上を走行移動する車輪を有する搬送台車と、こ
の搬送台車を工作物を加工するための加工位置に
直接誘導する誘導路と、前記加工位置に対応する
床面上に複数設けられ上部に円錐状の突起を有し
下部に前記円錐状の突起と逆向きのテーパー状の
くびれを有する位置決め部材と、各位置決め部材
の円錐状の突起に合致するテーパー状の凹みを下
端に有し前記搬送台車に昇降動可能に設けられた
昇降ロツドと、昇降ロツドを昇降動させる昇降駆
動装置と、各昇降ロツドに水平軸線回りに揺動可
能に一端が枢支され他端に位置決め部材のテーパ
ー状のくびれに係脱する爪を有するクランプアー
ムと、昇降動するシリンダロツドを一対の昇降ロ
ツド間に有し搬送台車に設けられたクランプ用シ
リンダと、前記シリンダロツドの下端とこのシリ
ンダロツドの両側に設けられた一対のクランプア
ームの中間とを連結するリンクとを設けたことを
特徴とする加工システム。1. A processing system that performs processing by moving a processing head relative to a workpiece that is positioned and fixed at a processing position; A guiding path that directly guides the carrier to a processing position for processing the workpiece, and a plurality of guideways provided on the floor corresponding to the processing position, each having a conical projection at the top and the conical projection at the bottom. a positioning member having a tapered constriction in the opposite direction to the positioning member; a lifting rod having a tapered concavity at the lower end that matches the conical protrusion of each positioning member and being movable up and down on the carrier; A lifting drive device that moves the rod up and down; a clamp arm that has one end pivotally supported on each lifting rod so as to be able to swing around a horizontal axis, and a clamp arm that has a claw that engages and disengages from the tapered constriction of the positioning member at the other end; a clamping cylinder provided on the conveyor truck, which has a cylinder rod between a pair of lifting rods, and a link connecting the lower end of the cylinder rod with the middle of a pair of clamp arms provided on both sides of the cylinder rod. A processing system characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14929482A JPS5942255A (en) | 1982-08-30 | 1982-08-30 | Machining system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14929482A JPS5942255A (en) | 1982-08-30 | 1982-08-30 | Machining system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5942255A JPS5942255A (en) | 1984-03-08 |
| JPH0313031B2 true JPH0313031B2 (en) | 1991-02-21 |
Family
ID=15472026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14929482A Granted JPS5942255A (en) | 1982-08-30 | 1982-08-30 | Machining system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5942255A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022070350A1 (en) * | 2020-09-30 | 2022-04-07 | 株式会社牧野フライス製作所 | Processing system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56126562A (en) * | 1980-03-07 | 1981-10-03 | Hitachi Ltd | Self-running culinary servicing palletized carrier |
-
1982
- 1982-08-30 JP JP14929482A patent/JPS5942255A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56126562A (en) * | 1980-03-07 | 1981-10-03 | Hitachi Ltd | Self-running culinary servicing palletized carrier |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5942255A (en) | 1984-03-08 |
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