DE946028C - Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means - Google Patents

Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means

Info

Publication number
DE946028C
DE946028C DESCH6667A DESC006667A DE946028C DE 946028 C DE946028 C DE 946028C DE SCH6667 A DESCH6667 A DE SCH6667A DE SC006667 A DESC006667 A DE SC006667A DE 946028 C DE946028 C DE 946028C
Authority
DE
Germany
Prior art keywords
tool
machine tool
segment holder
axis
machining
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
Application number
DESCH6667A
Other languages
German (de)
Inventor
Gebhard Schneider
Kurt Wilke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schichau A G F
Original Assignee
Schichau A G F
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to DESCH3780A priority Critical patent/DE925565C/en
Application filed by Schichau A G F filed Critical Schichau A G F
Priority claimed from DESCH6666A external-priority patent/DE967098C/en
Priority to DESCH6667A priority patent/DE946028C/en
Priority to GB19568/51A priority patent/GB706510A/en
Priority to FR1051240D priority patent/FR1051240A/en
Priority to US244012A priority patent/US2723845A/en
Priority claimed from DESCH9537A external-priority patent/DE953761C/en
Priority claimed from DESCH9539A external-priority patent/DE951124C/en
Priority claimed from DESCH9538A external-priority patent/DE952489C/en
Publication of DE946028C publication Critical patent/DE946028C/en
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00Cutting, scarfing, or desurfacing by applying flames
    • B23K7/002Machines, apparatus, or equipment for cutting plane workpieces, e.g. plates
    • B23K7/004Seam tracking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00Cutting, scarfing, or desurfacing by applying flames
    • B23K7/001Cutting, scarfing, or desurfacing by applying flames for profiling plate edges or for cutting grooves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q35/00Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/128Sensing by using optical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Laser Beam Processing (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Description

Narb. einer Musterkurve mit Hilfe photoelektrischer Mittel arbeitende selbsttätige Nachformwerkzeugmaschine, insbesondere Brennschneidmaschine Die Erfindung- betrifft eine Weiterentwicklung einer Einrichtung an einer mit Hilfe photoelektrischer Mittel arbeitenden selbsttätigen Nachformwerkzeugmaschine, insbesondere Brennschneidmaschine, bei der die Bewegung zwischen Taster und Musterkurve bzw. Werkzeug und Werkstück durch Geschwindigkeitsregulierung der Bewegungen in den beiden Hauptrichtungen der Tastebene durch eine als Kugel ausgebildete Komponentenzerlegevorrichtung tangential im jeweiligen Berührungspunkt erfolgt und die Achse der Kugel; die mit der Vorschubbewegung des Werkzeugs gleichen oder verhältnisgleichen Drehgeschwindigkeit antreibbar ist, in Gleichlage mit der Tangente im jeweiligen Berührungspunkt steht, nach Patent 925 565.Scar. working a pattern curve with the aid of photoelectric means automatic post-forming machine tool, in particular flame cutting machine The invention- relates to a further development of a device on one with the help of photoelectric Means-working automatic post-forming machine tool, in particular a flame cutting machine, in which the movement between probe and pattern curve or tool and workpiece by regulating the speed of the movements in the two main directions of the Sensing plane tangential through a component dismantling device designed as a sphere takes place at the respective point of contact and the axis of the ball; the one with the feed movement of the tool can be driven at the same or proportionally the same rotational speed, is in the same position as the tangent at the respective point of contact, according to the patent 925 565.

Die erfindungsgemäße Weiterentwicklung besteht in erster Linie darin, daß das Bearbeitungswerkzeug mit einem Segmenthalter, der die Einstellbarkeit des Brenners rechtwinklig zur Bearbeitungs=. ebene (Fasenschnitt) ermöglicht, an einem Drehteil befestigt wird, der in. Gleichlage mit der Achse der Kugel steht. - - -Gemäß einem anderen Merkmal. der Erfindung wird der Segrnenthalter als --Kreisbogenstück aus= _.gebildet, und' die Zuleitungen zum Bearbeitüngs-Werkzeug können außerhalb des Bewegungsraumes des Segmenthaiters gehalten werden: Schließlich wird noch in Vorschlag gebracht, das Bearbeitungswerkzeug um seine Achse drehbar in-. einer. Befestigung- anzuordnen, die ihrerseits:. dem Fasenwinkel entsprechend einstellbar am Segmenthalten befestigt ist. ' ' Ein Ausführungsbeispiel der Erfindung ist in der Zeichnung dargestellt.The further development according to the invention consists primarily in that the machining tool with a segment holder, which the adjustability of the Burner at right angles to machining =. level (bevel cut) enables is attached to a rotating part which is in the same position as the axis of the ball. - - - According to another characteristic. According to the invention, the segment holder is used as a circular arc piece formed from = _., and 'the supply lines to the machining tool can be outside of the range of motion of the segment holder: Finally, in Proposal brought the machining tool rotatable about its axis in. one. Fastening to be arranged, which in turn :. adjustable according to the bevel angle is attached to the segment holding. '' An embodiment of the invention is shown in shown in the drawing.

Der in der Zeichnung dargestellte Ausleget- i einer photoelektrisch. gesteuerten- - Kurven-Abtast-Brennschneidmaschine führt parallel zu. sich-eine Bewegung aus, welche der Abszisse der vom Brenn-Werkzeug 2 geschnittenen Schnittkurve 3 entspricht,. während der Schlitten 4. eine Bewegung ausführt; welche der Ordinate der Schnittkurve 3: entspricht. Die Auslegerbewegung wird (in-nicht dargestellter Weise) -von der Antriebswelle 5 eines. Komponentenzerlegers 6 abgenommen, während die Bewegung des Schlittens ¢ der Quertriebswelle 7 des Kornponentenzerlegers 6 entnommen wird: Als Kömponentenzerleger findet der im.Hauptpatent beschriebene Kugelkomponentenzerleger Anwendung: Mit dem Koinponentenzerleger 6- steht eine Welle 8 in Verbindung, die ihre Äntriebsleistungüber ein Kegelradpaar 9; eine Welle io und einen Schneckentrieb -i z von einem. Schwenkmotor z2 erhält. Für die vorliegende Erfindung ist, lediglich wesentlich, daß -die Weile B mittels der auf den Kömponentenzerleger 6 einwirkenden photoelektrischen Kurven-Abtastvorrichtüng eine Drehung erfährt, die dem Marschrichtungswinkel entspricht.The Ausleget- i shown in the drawing is a photoelectric. controlled- - curve scanning cutting machine leads in parallel to. himself-a movement which corresponds to the abscissa of the cutting curve 3 cut by the burning tool 2. while the carriage 4. is moving; which is the ordinate of the intersection curve 3: corresponds to. The boom movement is (in a manner not shown) -from the Drive shaft 5 one. Component breaker 6 removed while the movement of the Slide ¢ the transverse drive shaft 7 of the component splitter 6 is removed: As The spherical component decomposer described in the main patent finds the component decomposer Application: A shaft 8 is connected to the component decomposer 6- their drive power via a bevel gear pair 9; a shaft io and a worm drive -i z of one. Swivel motor z2 receives. For the present invention, only essential that the while B acting on the component splitter 6 by means of the Photoelectric curve scanning device experiences a rotation that corresponds to the heading angle is equivalent to.

Unter »Marschrichtung«- ist die Richtung -des Brennwerkzeugs- 2 relativ zum Werkstück 13 zu verstehen. Bewegt sich das Brennwerkzeug entlang einer Geraden, so führt, die Marschrichtungsw inkel-Welle 8 keine Drehung aus: Der Zeiger. rq., .welcher über Welle i5, Seilscheibe 16, Seil 17, das über die Seilrollen 18, ig läuft, und über Seilscheibe 2o mit der Welle 8 gekuppelt ist, verbleibt daher in Ruhe und zeigt relativ zur ortsfesten An- zeigescheibe 2 1 die Richtung an, die der Brenner 2 bei seiner Belvegung entlang dem Werkstück i3 einhält. Entspricht die Schnittkurve 3 z. B. geriati einem Viertelkreis, so legt die Welle 8 mit .gleichförmiger Drehgeschwindigkeit eine Drehung entsprechend 9o° zurück. Diese 9o° werden durch das.Zeigexwerk 14, :21 kenntlich gemacht, so daß der Zeiger 1q. eine gegenüber der Darstellung in der Zeichnung um 9o° geänderte Stellung einnehmen würde, wenn sich an den vorbeschriebenen Viertelkreis der Kurve 3. eine weitere gerade Brennstrecke anschließen würde..Under "Marching direction" - the direction -of the burning tool- 2 is relative to understand workpiece 13. If the burning tool moves along a straight line, so the angle of march shaft 8 does not rotate: the pointer. rq., .which over shaft i5, pulley 16, rope 17, which over the pulleys 18, ig runs, and is coupled to the shaft 8 via pulley 2o, therefore remains in Rest and shows relative to the stationary display disc 2 1 the direction that the torch 2 complies with its occupancy along the workpiece i3. Is equivalent to the intersection curve 3 z. B. geriati a quarter circle, the shaft 8 sets with. Uniform Turning speed back one turn corresponding to 9o °. These 9o ° are through das.Zeigexwerk 14,: 21 marked so that the pointer 1q. one across from the Representation in the drawing would assume changed position by 9o ° if at the quarter circle of curve 3 described above, another straight focal distance would connect ..

Die Bewegung der Marschrichbungswinke-l-Welle 8 wird über ein Kegelradpaar 22 einer eire Innern, des Auslegers i vorgesehenen Steuerwelle 23 übermittelt, die sie über ein weiteres Kegelradpaar 2¢ und eine Übertragungswelle 25 am Schlittere 4 einem Segmenthalter 26 übermittelt. Dieser Segmenthalter entspricht einem Krei$bogen finit .dem Brennpunkt 27 im Werkstück 13 als Mittelpunkt.The movement of the Marschrichbungswinke-l-Welle 8 is via a bevel gear pair 22 of a eire interior, the boom i provided control shaft 23 transmitted, the they via another pair of bevel gears 2 ¢ and a transmission shaft 25 on the slide 4 transmitted to a segment holder 26. This segment holder corresponds to a circular arc finite .dem focal point 27 in workpiece 13 as the center.

Der Segmeüthalter 26 hat eine segmentförmige Nut 28;. welche :zur Handeinstellung eines Halteteils 29 dient, mit dessen Hilfe der- Fasenwinkel X eingestellt werden, kann, Der gleiche Fasenwinkel X ist ari -der rechten -unteren .Ecke des Werkstücks 13, z. B: einer als Schiffsplatte zu verwendenden Blechplatte; angedeutet: ' Am Halteteil 29 sitzt über ein Gelenk 30, welches eine Drehung, des Brennwerkzeuges 2 um seine Längsachse gestattet, der-eigentliche-Brenner, welcher über die Gaszuführungsschläuche 3 i: gespeist wird... Diese S.chläuehe 3i werden,.- wie der- Zeichnung zu entnehmen ist, so gehalten; daß sie immer außerhalb. des Bewegungsraumes des -Halters 26 riebst. daran -befestigtem Biennwerkzeug-2 bleiben. Wegen der -Längsdrehungsmöglichkeit kann sich infolgedessen der Halter-26 um einen beliebigen Winkel, also auch -um ein Mehrfaches von -36o°, drehen; ohnee durch die Gaszuführungsschläuche gehindert. zu werden. . -Die durch den Halter 26 und die Längsachse des Brennwerkzeuges steht senkrecht auf der mit dein Pfeil Y-gekennzeichneten Schnittrichtung des Brennwerkzeuges-2, wobei die Längsachse@ des Brennwerkzeuges und damit seine Arbeitsrichtung um den Fasenwinkel X von der Lotrechten. 32 abweicht, die im gezeigten Ausführungsbeispiel .mit der Längsachse der Welle 25 zusammenfällt.The segment holder 26 has a segment-shaped groove 28; which: is used to manually adjust a holding part 29, with the help of which the bevel angle X can be adjusted, the same bevel angle X is ari - the right-lower .Ecke of the workpiece 13, z. B: a sheet metal plate to be used as a ship plate; indicated: 'On the holding part 29 sits on a joint 30, which allows a rotation, the burning tool 2 about its longitudinal axis, the-actual-burner, which is fed via the gas supply hoses 3 i ... These S.chläuehe 3i. - as the drawing can be seen, held so; that they are always outside. of the movement space of the holder 26 rubbed. remain attached to it -being tool-2. Because of the possibility of longitudinal rotation, the holder 26 can consequently rotate by any angle, i.e. also by a multiple of -36o °; without being hindered by the gas supply hoses. to become. . -The through the holder 26 and the longitudinal axis of the burning tool is perpendicular to the cutting direction of the burning tool marked with the arrow Y-2, the longitudinal axis @ of the burning tool and thus its working direction by the bevel angle X from the perpendicular. 32 differs, which coincides with the longitudinal axis of the shaft 25 in the exemplary embodiment shown.

Das -in der Zeichnung dargestellte Ausführungsbeispiel. kann in verschiedener Weise: abgeändert werden, ohne daß der Erfindungsgedanke verlassen wird: So kann an Stelle des Brennwerkzeuges 2 jedes beliebige andere Werkzeug, z. Iß. ein Schneid-, Fräs- öder Schleifwerkzeug treten. Auch beliebige :andere Werkstücke" als Blechplatten können mit dem erfindungsgemäßen- Gerät 'bearbeitet werden, z. B. Holz oder Textilwerkstoffe:The embodiment shown in the drawing. can be in different Way: can be changed without leaving the inventive idea: so can instead of the burning tool 2 any other tool, e.g. Eat. a cutting, Stepping milling or grinding tool. Also any: other workpieces "than sheet metal plates can be processed with the device according to the invention, for. B. Wood or textile materials:

Claims (3)

PAT'ENT&NSB-RUC'HE.: z. ach einer Musterkurve mit Hilfe photoelektrischer Mittel arbeitende. selbsttätige Nach--forinwerkzeugmaschine, insbesondere Brennschneidmaschine, bei der die Bewegung zwischen Taster und Musterkurve bzw. Werkzeug und Werkstück durch Geschwindigkeitsregulierung der Bewegungen in den beiden Hauptrichtungen der Tastebene durch eine als Kugel ausgebildete Komponentenzerlegevorrichtung tangential im jeweiligen Berührungspunkt erfolgt,. und die Achse- der Kugel; die mit der Vorschubbewegung des Werkzeugs gleichen oder verhältnisgleichen Drehgeschwindigkeit antreibbar ist, in Gleichlage mit der Tangente im jeweiligen Berührungspunkt steht, nach Patent 925 565, dadurch gekennzeichnet, daß das Bearbeitungswerkzeug (2) mit einem Segmenthalter (26), der die Einstellbarkeit des Brenners (2) rechtwinklig zur Bearbeitungsebene (i3) (Fasenschnitt) ermöglicht, an einem Drehteil (25) befestigt ist, der in Gleichlage mit der Achse der Kugel steht. PAT'ENT & NSB-RUC'HE .: e.g. after a sample curve with the help of photoelectric Means working. automatic post-processing machine tool, in particular flame cutting machine, in which the movement between probe and pattern curve or tool and workpiece by regulating the speed of the movements in the two main directions of the Sensing plane tangential through a component dismantling device designed as a sphere takes place at the respective point of contact. and the axis - the sphere; the one with the feed movement of the tool can be driven at the same or proportionally the same rotational speed, is in the same position as the tangent at the respective point of contact, according to the patent 925 565, characterized in that the machining tool (2) with a segment holder (26), the the adjustability of the burner (2) at right angles to Machining plane (i3) (bevel cut) allows it to be attached to a rotating part (25) which is in alignment with the axis of the ball. 2. Nachformwerkzeugmaschine nach Anspruch i, dadurch gekennzeichnet, daß der Segmen'thalter (26) ein Kreisbogenstück ist und die Zuleitungen (3 i) zum Bearbeitungswerkzeug (2) außerhalb des Bewegungsraumes des Segmenthalters (26) gehalten sind. 2. Post-forming machine tool according to claim i, characterized in that the segment holder (26) is a circular arc piece and the supply lines (3 i) to the machining tool (2) outside the movement space of the segment holder (26) are held. 3. Nachformwerkzeugmaschine nach Anspruch -i und 2, dadurch gekennzeichnet, daß das Bearbeitungswerkzeug (2) um seine Achse drehbar in einer Befestigung (30) sitzt, die ihrerseits dem Fasenwinkel entsprechend einstellbar äm Segmenthalter (26) befestigt ist.3. Postforming machine tool according to claim -i and 2, characterized in that the machining tool (2) about its axis rotatably seated in a fastening (30), which in turn corresponds to the bevel angle adjustable at the segment holder (26).
DESCH6667A 1950-08-29 1951-05-23 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means Expired DE946028C (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DESCH3780A DE925565C (en) 1950-08-29 1950-08-29 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH6667A DE946028C (en) 1950-08-29 1951-05-23 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
GB19568/51A GB706510A (en) 1951-05-23 1951-08-20 Photo-electric apparatus for reproduction of curves
US244012A US2723845A (en) 1951-05-23 1951-08-28 Photo-electric apparatus
FR1051240D FR1051240A (en) 1951-05-23 1951-08-28 Photoelectric curve exploration device

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DESCH3780A DE925565C (en) 1950-08-29 1950-08-29 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH6666A DE967098C (en) 1950-08-29 1951-05-23 Automatic post-forming machine tool working according to a pattern curve with the aid of photoelectric means
DESCH6667A DE946028C (en) 1950-08-29 1951-05-23 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH9537A DE953761C (en) 1950-08-29 1952-05-16 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH9539A DE951124C (en) 1950-08-29 1952-05-16 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH9538A DE952489C (en) 1950-08-29 1952-05-16 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means

Publications (1)

Publication Number Publication Date
DE946028C true DE946028C (en) 1956-07-19

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ID=32512730

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Application Number Title Priority Date Filing Date
DESCH3780A Expired DE925565C (en) 1950-08-29 1950-08-29 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means
DESCH6667A Expired DE946028C (en) 1950-08-29 1951-05-23 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means

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Application Number Title Priority Date Filing Date
DESCH3780A Expired DE925565C (en) 1950-08-29 1950-08-29 Automatic post-forming machine tool, in particular a flame cutting machine, working according to a pattern curve with the aid of photoelectric means

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DE (2) DE925565C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434675A1 (en) * 1978-08-28 1980-03-28 Messer Griesheim Gmbh CUTTING APPARATUS
EP0082274A1 (en) * 1981-12-23 1983-06-29 Klöckner-Werke Aktiengesellschaft Process and apparatus for machining pipes with an automatically controlled burner

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975060C (en) * 1951-05-23 1961-07-27 Schichau G M B H F Device for controlling tools on post-forming machine tools
DE977393C (en) * 1951-11-21 1966-04-07 Karl Meyer Process for marking and tracing workpieces and equipment for carrying out the process
DE1083624B (en) * 1954-12-15 1960-06-15 Herbert Gaertner Self-propelled flame cutting cart
CH348758A (en) * 1955-12-16 1960-09-15 Vyskumny Ustav Pre Mechanizaci Wire EDM saw
DE1148759B (en) * 1956-01-20 1963-05-16 Zindler Lumoprint Kg Method and device for marking and processing workpieces
DE1205798B (en) * 1959-05-27 1965-11-25 Schichau G M B H F Post-forming machine tool, preferably a flame cutting machine
DK102783C (en) * 1960-02-29 1965-10-04 Burmeister & Wains Mot Mask Device for assembly halls and assembly sites for the manufacture and assembly of individual parts and elements for assembled structures.
DE1193338B (en) * 1961-07-18 1965-05-20 Vyzk Ustav Obrabecich Strojuu Device for correcting a numerical control of machine tools, in particular milling machines
DE1260159B (en) * 1963-06-28 1968-02-01 Dea Spa Measuring and marking device for workpieces of large dimensions
DE1272558B (en) * 1963-07-30 1968-07-11 Centre Nat Rech Scient Device for the optical marking of workpieces
US3423590A (en) * 1965-04-17 1969-01-21 Westinghouse Canada Ltd Steerable drive which becomes disengaged upon removal from the drive surface

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741872C (en) * 1936-10-13 1943-11-20 Viktor Wichmann Automatic copying machine tool, in particular copy milling machine, for contour processing, in which a drawing of the crack or circumference is scanned by a photocell

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434675A1 (en) * 1978-08-28 1980-03-28 Messer Griesheim Gmbh CUTTING APPARATUS
EP0082274A1 (en) * 1981-12-23 1983-06-29 Klöckner-Werke Aktiengesellschaft Process and apparatus for machining pipes with an automatically controlled burner

Also Published As

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