WO2022049117A1 - Dispositif d'usinage et procédé de profilage en longueur de pièces - Google Patents

Dispositif d'usinage et procédé de profilage en longueur de pièces Download PDF

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Publication number
WO2022049117A1
WO2022049117A1 PCT/EP2021/074120 EP2021074120W WO2022049117A1 WO 2022049117 A1 WO2022049117 A1 WO 2022049117A1 EP 2021074120 W EP2021074120 W EP 2021074120W WO 2022049117 A1 WO2022049117 A1 WO 2022049117A1
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WO
WIPO (PCT)
Prior art keywords
workpiece
machining
processing
unit
tool
Prior art date
Application number
PCT/EP2021/074120
Other languages
German (de)
English (en)
Inventor
Volker Schmieder
Original Assignee
Homag Gmbh
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
Application filed by Homag Gmbh filed Critical Homag Gmbh
Publication of WO2022049117A1 publication Critical patent/WO2022049117A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C1/00—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
    • B27C1/08—Machines for working several sides of work simultaneously

Definitions

  • the invention relates to a processing device and a method for longitudinal profiling of workpieces.
  • Processing devices for the longitudinal profiling of workpieces are known from the prior art, which are processed in a continuous process through the processing device.
  • the starting workpieces to be machined can have large initial lengths, so that they have to be divided into several parts for a respective final length before or after the longitudinal profile.
  • separate processing units such as snipping units are provided, which are arranged before or after the actual processing device. Since the processing of such long workpieces takes place in one line, the arrangement of the various system components requires a great deal of space. The same applies to further processing to be carried out on the workpieces.
  • the dividing and/or processing of the long workpieces requires a continuous interruption of the throughput movement, and the additional processing units result in high investment costs for such systems. Presentation of the invention
  • the object of the invention is to propose a processing device that achieves a high processing speed and a reduction in costs.
  • a processing device for the longitudinal profiling of workpieces is defined in claim 1 .
  • a method for longitudinally profiling workpieces is defined in claim 13 .
  • Subclaims relate to specific embodiments.
  • a processing device for longitudinal profiling of workpieces which are preferably at least partially made of wood, wooden materials, plastic, composite material or the like, with at least one cutting processing tool for performing a longitudinal profiling process on a workpiece to be machined, with a conveying device that conveys the workpiece in a conveying direction relative to the at least one machining tool, and with at least one machining unit that is arranged preceding and/or following the at least one machining tool in the conveying direction and through which a further machining operation can be carried out on the Workpiece can be executed, with the at least one processing unit having an adjusting device which, in order to start the further processing process, causes an adjusting movement of the at least one processing unit in at least one adjusting direction relative to the in Conveying direction moving workpiece controls.
  • a further processing operation can be carried out on the workpiece during the longitudinal profiling operation of the workpiece, for example a planing operation.
  • the longitudinal profiling process and a further machining process can be used be performed simultaneously on separate workpieces, with both workpieces moving at the same speed in direction F.
  • the processing unit is preferably carried along with the workpiece in the direction F. Because the at least one processing unit can be used to carry out an adjustment movement, the further processing process can be carried out during the conveying movement of the workpiece and at the same time as the longitudinal profiling process. In this way, the overall length of such a processing device can also be significantly reduced.
  • a development of the processing device can provide that a preferably linear conveying path between the at least one processing tool and the at least one processing unit is formed by the conveyor device. As a result, a coherent conveying path is formed for the workpiece to be machined, so that the workpiece can be conveyed simultaneously to the machining tool for the longitudinal profile and to the at least one machining unit in a continuous process.
  • the conveyor device in a further configuration of the processing device, provision can also be made for the conveyor device to have at least one conveyor unit which rests against a workpiece surface for clamping and conveying the workpiece, with the workpiece being able to be machined preferably simultaneously during the conveying movement by the at least one machining tool and the at least one machining unit is .
  • the at least one conveyor unit can have a lower and/or upper conveyor unit, with each conveyor unit being able to be formed, for example, by a driven roller or roller, a slide or another suitable conveyor unit. This can be driven and rest against the workpiece for conveying.
  • the actuating device of the at least one The processing unit has a linear guide or cross guide, through which an adjustment movement of the processing unit directed towards the workpiece and/or directed in the conveying direction of the workpiece can be carried out within an adjustment range.
  • This guidance of the adjusting device allows a guided adjusting movement to be carried out, so that the machining unit can be positioned precisely relative to the workpiece for the further machining process.
  • a control device can be provided in the processing device, by means of which the adjustment movement of the at least one processing unit, the conveying movement of the workpiece and/or at least one processing parameter of the cutting processing tool can be regulated as a function of one another.
  • a central regulation of the processing device can be provided, through which the adjustment movement of the at least one processing unit, the conveying movement of the workpiece and/or the at least one processing parameter of the processing tool can be coordinated with one another.
  • An increased processing quality can be achieved through this coordinated regulation.
  • a particularly preferred embodiment of the machining device can provide that the at least one machining parameter of the cutting machining tool that can be regulated by the control device is a rotational speed of the cutting machining tool.
  • the at least one machining parameter of the cutting machining tool that can be regulated by the control device is a rotational speed of the cutting machining tool.
  • the control device can be assigned a measuring device, by means of which the conveying movement of the workpiece and/or a position of the workpiece in relation to the at least one processing unit can be detected and the actuating movement of the at least one processing unit can be measured by the control device as a function of the through the measuring device detected parameters can be regulated.
  • the exact position or conveying movement of the workpiece can be detected by such a measuring device, so that the control device enables precise regulation of the machining unit and of the machining tool for the machining processes.
  • a further embodiment of the processing device can provide that the at least one cutting processing tool has a rotating body, on the outer circumference of which at least two cutting elements are provided.
  • Such an arrangement of the cutting edges can be used to form a machining tool in which the workpiece is pre-machined by one cutting element and the workpiece is finished by the other cutting element.
  • the profiling process can be carried out with a constant processing quality even when the rotational speed of the processing tool is reduced.
  • At least one of the at least two cutting elements can have a profiled or toothed cutting edge.
  • a machining tool can be formed which has a particularly low tendency to wear.
  • the at least one cutting processing tool has a has a rotating body, on the outer circumference of which a cutting element is provided and at least one weight-compensating element is provided on the rotating body opposite the cutting element. Since only a single cutting element is provided on the rotating body, the costs for the machining tool that has to be changed regularly can be reduced. An imbalance at the high rotational speeds can be prevented here by the weight compensation element. As a result, the profiling process can be carried out with a constant processing quality even when the rotational speed of the processing tool is reduced.
  • the at least one processing unit can particularly preferably be designed as a sawing unit, a drilling unit, a milling unit, a marking unit, an insertion unit and/or the like.
  • various machining processes can be integrated in the machining device.
  • the processing device has several different processing units. As a result, the processing device can be supplemented by a number of different processing operations.
  • the adjusting device has at least one resetting device, preferably a force storage element, a drive cylinder, a drive motor or a comparable resetting drive, by means of which a resetting movement of the at least one processing unit into a starting position can be controlled after further processing.
  • a reset device can provide for an automated return of the processing unit to the starting position after further processing. This enables the further processing operation to be repeated.
  • the return device as a power storage element or as Drive cylinder is designed, this can store energy through the controlled actuating movement, which is released again after the machining process to return the machining unit to the starting position.
  • the object is also achieved by a method for longitudinal profiling of workpieces, which are preferably at least partially made of wood, wooden materials, plastic, composite material or the like, with a processing device, preferably a processing device according to one of the previously described versions, solved, wherein a workpiece to be machined is conveyed by a conveying device in a conveying direction relative to at least one machining tool that performs a longitudinal profiling process on the workpiece, and at least one machining unit that precedes and/or follows the at least one machining tool in the conveying direction is arranged, performs a further machining process on the workpiece, the at least one machining unit for carrying out the further machining process an adjusting movement in at least one adjusting direction relative to the one moving in the conveying direction Workpiece leads out and the further machining process is carried out during the longitudinal profiling process on the workpiece.
  • Fig. 1 shows a schematic side view of a first exemplary embodiment of a processing device according to the disclosure
  • Fig. 2 shows a schematic side view of a second exemplary embodiment of a processing device according to the disclosure
  • Fig. 3 shows a schematic side view of a third exemplary embodiment of a processing device according to the disclosure
  • Fig. 4 shows a schematic sectional view of a first embodiment of a machining tool of the machining device
  • Fig. 5 shows a schematic sectional view of a second embodiment of a machining tool
  • Fig. 6 shows a longitudinal section of the machining tool in FIG. 4;
  • FIG. 1 shows a schematic side view of a first exemplary embodiment of a processing device 10 according to the disclosure.
  • This processing device 10 is designed as a longitudinal profiling device.
  • D. H the processing device 10 is designed to carry out a longitudinal profiling process on workpieces 11 .
  • Such a longitudinal profiling process can be, for example, a machining process for profiling or for planing a workpiece surface 12 of workpieces 11 .
  • the processing device 10 is designed as a wood processing device.
  • the processing device 10 is designed as a continuous machine. In such a through-feed machine, the workpiece 11 is machined in a through-feed process.
  • the workpieces 11 are moved by a conveying device 13 in a conveying direction F relative to at least one machining tool 14 of the machining device 10 and are simultaneously machined by the machining tool 14 .
  • the processing tool 14 is designed as a cutting processing tool 14 for carrying out the longitudinal profiling process.
  • the processing tool 14 is a planing tool, a profiling tool, a grooving tool or the like. The design of the processing tool 14 will be discussed in more detail below.
  • the workpieces 11 to be machined are, in particular, workpieces 11 which are at least partially made of wood, wooden materials, plastic, composite materials or the like.
  • the workpieces 11 to be machined have, in particular, an elongate shape. D. H . a length of the workpieces 11 is greater than a width, such as beams, slats, strips, profiles or the like.
  • the processing device 10 has a base frame 15 which supports the conveyor device 13 , the processing tool 14 and other components of the processing device 10 .
  • the processing device 10 can have a housing 16 which at least partially surrounds a processing area 17 of the processing device 10 .
  • the conveyor device 13 conveys the workpiece 11 to be machined through the machining area 17 to the machining tool 14 . According to FIG.
  • the machining tool 14 is arranged below the workpiece 11 and extends along a width of the workpiece 11, d. H . in the direction of the image plane of FIG. In this way, the entire workpiece surface 12 is machined by the conveying of the workpiece 11 .
  • the processing tool 14 can alternatively or additionally be arranged above the workpiece 11 or next to the workpiece 11 .
  • the conveyor device 13 has a plurality of conveyor units 18 which are brought into contact with the workpiece surface 12 in order to convey the workpiece 11 in the conveying direction F.
  • the conveying units 18 are designed in the form of rollers or rollers and are at least partially motor-driven.
  • many other configurations of the conveyor units 18 are also conceivable, such as belts, chains, slides, etc.
  • the conveyor units 18 lie firmly against the workpiece surface 12 so that the workpiece 11 is clamped between the conveyor units 18 and a support 19 .
  • the workpiece 11 is movably received in the conveying direction F and at the same time fixed in other directions of movement.
  • conveyor units can also be provided below the workpiece 11 or on other suitable surfaces of the workpiece 11 .
  • the processing device 10 also has a processing unit 20, through which another Machining operation on the workpiece 11 can be carried out.
  • the processing unit 20 is arranged in front of the processing tool 14 in the conveying direction F.
  • the processing unit 20 is arranged on an adjusting device 21 by means of which an adjusting movement of the processing unit 20 relative to the workpiece 11 moving in the conveying direction F can be carried out.
  • the adjusting device 21 has, for example, a linear guide or a cross guide 22 , by means of which a guided single-axis, two-axis or generally multi-axis setting movement of the processing unit 20 in relation to the workpiece 11 is provided.
  • the adjustment movement of the machining unit 20 is provided within an adjustment range S relative to the workpiece 11 .
  • the processing unit 20 is preferably carried along in the direction F with the workpiece 11 .
  • the adjusting device has a resetting device 25 which, after the processing operation by the processing unit 20 , controls a resetting movement of the processing unit 20 into a starting position.
  • the restoring device 25 can be designed both as an energy storage element, for example a spring element, and as a drive cylinder, a drive motor or a comparable restoring drive.
  • the starting position in direction F can be different. If there is not enough time to get to the original starting position, it is moved as far as possible in the direction of the original starting position and then reinserted into the workpiece.
  • the processing unit 20 is designed in particular as a saw unit, preferably as a miter saw unit.
  • the long workpiece 11 is divided into several shorter workpieces 11 by this saw unit. As a result, the workpieces 11 can be cut to their final length.
  • the sawing process can be carried out during the conveying movement of the workpiece 11 .
  • the machining process by the machining unit 20 and the machining process by the longitudinally profiled machining tool 14 of the machining device 10 are carried out simultaneously.
  • the machining device 10 has a control device 23 for regulating the adjusting movement of the machining unit 20 , the conveying movement of the workpiece 11 by the conveying device 13 and at least one operating parameter of the cutting machining tool 14 .
  • the control device 23 the machining process or. the adjustment movement of the processing unit 20 , the conveying movement of the workpiece 11 and the at least one operating parameter of the processing tool 14 are coordinated with one another.
  • the processing device 10 has a measuring device 24, 24', which measures the precise position of the workpiece 11 in relation to the processing unit 20 and/or the conveying movement, ie. H . the conveying speed of the workpiece 11 is detected.
  • a plausibility check can also take place by means of the measuring device 24, 24', for example whether the correct workpiece has been placed.
  • the measuring device 24 , 24 ′ can be in the form of an optical unit, for example a laser unit, or a sensing unit. Other configurations are also possible within the scope of the invention.
  • This unit can detect a workpiece surface, for example a workpiece front edge or, as shown in Figure 1, a workpiece rear edge and a workpiece underside, and thereby determine the exact position and/or the conveying movement and/or the length of the workpiece 11 and transmit it to the control device 23.
  • the control device 23 regulates based on the detected Position and/or conveying movement and/or length of the workpiece 11, the adjustment movement of the processing unit 20 and the processing operation by the processing unit 20.
  • the processing tool 14 can have a special structural design in addition to the regulation of the rotational speed, which will be discussed in more detail with reference to FIGS.
  • the processing unit 20 is formed integrally with the processing device 10 .
  • the processing unit 20 is arranged preceding the processing tool 14 as seen in the conveying direction F.
  • the conveying device 13 in the present embodiment forms a coherent linear conveying path for the workpiece 11, through which the workpiece 11 can be moved to the longitudinally profiled machining tool 14 and the machining unit 20 and simultaneously machined by them.
  • the longitudinal profile process and another machining process can be carried out at the same time on separate workpieces both workpieces move at the same speed in direction F.
  • the processing unit 20 is not limited to being designed as a sawing unit. Likewise, the processing unit 20 can be designed as a drilling unit or a milling unit or the like. In addition, the processing unit 20 can be an insertion unit, by means of which, for example, nails, staples, assembly elements, transponder chips or the like can be attached to the workpiece 11 or inserted into the workpiece 11 .
  • the processing unit 20 can also be designed as a marking unit, for example a printing unit for printing the workpiece surface 12 of the workpiece 11 . If the processing unit 20 is designed as such a marking unit, the guide device 21 can be designed as a single-axis guide with a guide direction directed toward the workpiece 11 .
  • the marking unit is brought close to the workpiece 11 by this uniaxial guide device, with the workpiece surface 14 being printed over a large area by the simultaneous conveying movement of the workpiece 11 .
  • the processing device 10 can also have a number of different processing units 20 which can be arranged both in the conveying direction F before and after the processing tool 14 .
  • FIGS. 2 and 3 show a second and a third alternative embodiment of the processing device 10, wherein in the second embodiment according to FIG 3, the processing unit 20 is arranged below the processing tool 14, as seen in the conveying direction F.
  • the processing units 20 not formed integrally with the processor 10 as shown in FIG. In this way, the processing unit 20 can be added to existing processing devices 10 for longitudinal profiling of workpieces 11 . All other components of the processing device 10 as well as the mode of operation of the processing device 10 correspond to the features as they are set out in relation to FIG.
  • FIG. 4 shows a schematic sectional view of a first embodiment of the cutting machining tool 14 .
  • the processing tool 14 has a longitudinally extending rotary body 31 and two cutting elements 32 arranged on the rotary body 31 .
  • the rotating body 31 is mounted so that it can rotate about a rotation axis 33 .
  • the rotating body 31 is rotationally symmetrical.
  • the machining tool 14 for the machining process, d. H . for longitudinal profiling or planing of the workpiece 11 is set in a very rapid rotary motion about the axis of rotation 33 .
  • the cutting elements 32 are arranged on an outer circumference of the rotating body 31 and extend along the longitudinal extension of the rotating body 31 .
  • the cutting elements 32 each have a cutting edge 34 which, during the machining process, partially engages or penetrates into the workpiece surface 12 of the workpiece 11 as a result of the rotational movement of the machining tool 14 . cut and in this way machine a partial area of the workpiece surface 12 .
  • the cutting edges 34 of the cutting elements 32 are arranged on different circumferential radii 36 , 37 of the rotating body 31 .
  • the cutting edges 34 of the cutting elements 32 have a different distances from the axis of rotation 33 of the body of revolution 31, the cutting edge 34 of the cutting element 32 being arranged on the circumferential radius 36 closer to the axis of rotation 33 of the body of revolution 31 than the cutting edge 34 of the cutting element 32 on the circumferential radius 37.
  • a machining tool 14 is formed with two cutting elements 32, wherein the cutting element 32, whose cutting edge 34 is arranged closer to the axis of rotation 33, performs a pre-machining of the workpiece 11 during the machining process, and the cutting element 32, whose cutting edge 34 is further from the Axis of rotation 33 is arranged remotely, during the machining operation, a finishing operation is carried out on the workpiece 11 .
  • the cutting element 32 whose cutting edge 34 is arranged closer to the axis of rotation 33, is used in this way for pre-planing or pre-profiling of the workpiece 11, and the cutting element 32, whose cutting edge 34 is arranged further away from the axis of rotation 33, is used for finish-planing or finish-profiling of the workpiece 11 .
  • FIG. 5 shows a sectional view of an alternative embodiment of the processing tool 14 .
  • the rotating body 31 has a single cutting element 32 whose cutting edge 34 is arranged on the circumferential radius 36 of the rotating body 31 .
  • a weight compensation element 38 is arranged on a side of the rotary body 31 opposite the cutting element 32 .
  • the weight compensation element 38 is provided in order to prevent an imbalance due to the individual cutting element 32 at high rotational speeds of the machining tool 14 in this embodiment of the machining tool 14 .
  • FIG. 6 shows a longitudinal section of the machining tool 14 from FIG. 4, which shows the design of the Represents cutting edges 34 of cutting elements 32 .
  • the upper cutting element 32 forms the cutting element 32 whose cutting edge 34 is arranged closer to the axis of rotation 33 and carries out the pre-machining of the workpiece 11 during the machining process
  • the lower cutting element 32 forms the cutting element 32 whose cutting edge 34 is further from the Axis of rotation 33 is located away and the finishing of the workpiece 11 is carried out.
  • the cutting edge 34 of the cutting element 32 which carries out the pre-machining has a serrated, serrated or profiled cutting edge 34 .
  • the cutting edge 34 of the cutting element 32 that carries out the finishing has a smooth cutting edge 34 .
  • both cutting edges 34 of the cutting elements 32 can have a smooth
  • one cutting element 32 has the smooth cutting edge 34 and the other cutting element 32 has the toothed, serrated or profiled cutting edge 34
  • the cutting edges 34 of the Cutting elements 32 are arranged on a common circumferential radius of the rotating body 31 .

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)

Abstract

L'invention concerne un dispositif d'usinage (10) destiné au profilage en longueur de pièces (11), lequel comporte au moins un outil d'usinage (14) à enlèvement de copeaux destiné à effectuer une opération de profilage en longueur sur une pièce (11) à usiner, un dispositif de transport (13) qui transporte la pièce (11) dans une direction de transport (F) relativement audit au moins un outil d'usinage (14), et au moins un appareillage d'usinage (20) qui est disposé au moins par intermittence en amont, parallèlement et/ou en aval dudit au moins un outil d'usinage (14) dans la direction de transport (F) et au moyen duquel une autre opération d'usinage peut être exécutée sur la pièce (11), ledit au moins un appareillage d'usinage (20) présentant un dispositif de réglage (13) qui, pour exécuter l'autre opération d'usinage, active un mouvement de réglage dudit au moins un appareillage d'usinage (20) dans au moins une direction de réglage relativement à la pièce (11) qui se déplace dans la direction de transport (F), l'invention concernant également un procédé de profilage en longueur de pièces (11).
PCT/EP2021/074120 2020-09-04 2021-09-01 Dispositif d'usinage et procédé de profilage en longueur de pièces WO2022049117A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020123154.7A DE102020123154A1 (de) 2020-09-04 2020-09-04 Bearbeitungseinrichtung und Verfahren zum Längsprofilieren von Werkstücken
DE102020123154.7 2020-09-04

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WO2022049117A1 true WO2022049117A1 (fr) 2022-03-10

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295570A (en) * 1962-10-26 1967-01-03 Zuckermann Komm Ges Wien Fa Ma Process and machine-tool for longitudinal and transverse machining
CH479364A (de) * 1967-04-28 1969-10-15 Weinig Michael Kg Maschine zum Kopierbearbeiten von Werkstücken
GB1413106A (en) * 1971-10-12 1975-11-05 Hurn Brothers Eng Ltd Apparatus for working elongate components at successive longitudinal locations
DE19616165A1 (de) * 1996-04-24 1997-10-30 Hoffmann & Kuehnhenrich Gmbh Spanabhebende Bearbeitungsmaschine
DE19733457C1 (de) * 1997-08-02 1999-01-07 Engelbert Guentert Abbundanlage
DE19751514A1 (de) * 1997-11-21 1999-05-27 Weinig Michael Ag Kehlmaschine
EP0960705A2 (fr) * 1998-05-29 1999-12-01 Hans Schmidler Machine de coupe à dispositif pour le positionnement de la pièce
EP1405693A2 (fr) * 2002-10-02 2004-04-07 Hans Hundegger Procédé et dispositif d'usinage pour des pièces en bois
DE102008036974A1 (de) * 2008-08-08 2010-02-11 Richard Schmidler Abbundanlage
DE102012006124A1 (de) * 2012-03-20 2013-09-26 Michael Weinig Ag Verfahren zur Erzeugung von Strukturen oder Konturen an einem Werkstück sowie eine Kehlmaschine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295570A (en) * 1962-10-26 1967-01-03 Zuckermann Komm Ges Wien Fa Ma Process and machine-tool for longitudinal and transverse machining
CH479364A (de) * 1967-04-28 1969-10-15 Weinig Michael Kg Maschine zum Kopierbearbeiten von Werkstücken
GB1413106A (en) * 1971-10-12 1975-11-05 Hurn Brothers Eng Ltd Apparatus for working elongate components at successive longitudinal locations
DE19616165A1 (de) * 1996-04-24 1997-10-30 Hoffmann & Kuehnhenrich Gmbh Spanabhebende Bearbeitungsmaschine
DE19733457C1 (de) * 1997-08-02 1999-01-07 Engelbert Guentert Abbundanlage
DE19751514A1 (de) * 1997-11-21 1999-05-27 Weinig Michael Ag Kehlmaschine
EP0960705A2 (fr) * 1998-05-29 1999-12-01 Hans Schmidler Machine de coupe à dispositif pour le positionnement de la pièce
EP1405693A2 (fr) * 2002-10-02 2004-04-07 Hans Hundegger Procédé et dispositif d'usinage pour des pièces en bois
DE102008036974A1 (de) * 2008-08-08 2010-02-11 Richard Schmidler Abbundanlage
DE102012006124A1 (de) * 2012-03-20 2013-09-26 Michael Weinig Ag Verfahren zur Erzeugung von Strukturen oder Konturen an einem Werkstück sowie eine Kehlmaschine

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