EP2792460A1 - Dispositif et procédé destinés à la finition des chants d'une pièce à usiner - Google Patents

Dispositif et procédé destinés à la finition des chants d'une pièce à usiner Download PDF

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Publication number
EP2792460A1
EP2792460A1 EP14165110.9A EP14165110A EP2792460A1 EP 2792460 A1 EP2792460 A1 EP 2792460A1 EP 14165110 A EP14165110 A EP 14165110A EP 2792460 A1 EP2792460 A1 EP 2792460A1
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EP
European Patent Office
Prior art keywords
workpiece
edge
processing
processed
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.)
Granted
Application number
EP14165110.9A
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German (de)
English (en)
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EP2792460B1 (fr
Inventor
Wilhelm Kalmbach
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.)
Homag GmbH
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Homag Holzbearbeitungssysteme GmbH
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Publication of EP2792460A1 publication Critical patent/EP2792460A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
    • B27D5/006—Trimming, chamfering or bevelling edgings, e.g. lists

Definitions

  • the present invention relates to an apparatus and a method for edge processing of a workpiece, in particular for edge processing of a workpiece surface and particularly preferably provided with an edge band workpiece narrow side of a workpiece, the workpiece preferably at least partially made of wood, wood materials, plastic or the like.
  • the applicant is an apparatus and a method for edge processing a narrow side of the workpiece is known in which the longitudinal edges are processed continuously with a milling unit and the corners with a CNC-controlled Formfräsaggregat having four, two or a tool.
  • the applicant is known an apparatus and a method for edge processing a narrow side of the workpiece, in which the Leksskanten- and corner machining is performed with a CNC-controlled Formfräsaggregat, the Formfräsaggregat has four or two tools.
  • edge treatments are performed by means of touch rollers, each unit or each tool having a follower roller which guides the milling tool (s) along the workpiece contour such that a constant projection of the edge is achieved to the adjacent workpiece surface.
  • the invention is based on the idea that the machine construction space, the susceptibility to faults and the system costs of the devices and methods of the type mentioned above are determined primarily by the number of system assemblies or components and in particular by the number of processing tools.
  • the known devices and methods have a large machine space and a high system complexity with a correspondingly increased susceptibility to failure and high system costs, especially because they have at least two processing units, each with at least one tool or comprise a CNC-controlled processing unit with at least one tool.
  • a reference device is required for setting a reference position for the positioning positioning of the machining tool of the post-processing unit to a work piece section that is being processed.
  • the post-processing unit and the reference device must be designed so that they can be processed with them two workpiece edges with a different edge overhang to the respective adjacent workpiece surface.
  • the present invention is also suitable to be able to process edges with the same edge overhang, wherein the term edge overhang in the frame this invention also fall flush edges.
  • Such a device according to the invention leads to a smaller machine space and a lower machine complexity with a correspondingly lower susceptibility to interference and lower system costs and lower energy costs.
  • the reference device comprises a feeler, which in the present invention is in particular a sensing roller.
  • a predetermined Zustellposition ist of the first machining tool to the workpiece section located in progress can be achieved with the sensing roller.
  • the feeler means offers the advantage that it allows a relatively inexpensive, but accurate, sostechnikmaschine ein to the work in progress workpiece section.
  • the feeler is adjustable so that the feed position of the machining tool of the post-processing unit is adjustable to the workpiece section being processed.
  • This refinement makes it possible for the positioning position of the machining tool to be changed from one edge to the next edge via the adjustability of the scanning tool to the workpiece section being processed. In this way, edges can thus be finished with a different edge overhang to the respective adjacent workpiece surface.
  • the Taststoffver ein preferably via a spindle adjustment and / or a C-axis adjustment and / or an eccentric adjustment and / or Taststofftechnik carefullymesser adjustment and / or a pneumatic cylinder adjustment and / or an electrical linear actuator adjustment.
  • Such a preferred embodiment leads to the advantage that can be processed with only one reference means two edges with a different edge overhang to the respective adjacent workpiece surface. This embodiment This leads to a particularly low machine complexity and is thus particularly cost-effective and low maintenance.
  • the reference device comprises a measuring device for measuring a workpiece dimension and a control device for controlling a delivery of the first machining tool to a workpiece section being processed, taking into account the measurement of the measuring device.
  • the device further comprises a further processing unit with a second processing tool for processing a workpiece edge of the workpiece.
  • this embodiment comprises a pressing device for pressing the workpiece to a reference means.
  • a machining of the edge which bears against the reference means, is possible with a constant vertical tool position. This is due to the fact that the pressing to a certain extent eliminates unevenness at the workpiece edge abutting the reference means and thus leads to a workpiece edge having a constant normal distance to the reference means along the reference means.
  • the further processing unit which can be configured without Taststoff, as with the other processing unit parallel to the post-processing unit, a further workpiece edge can be edited.
  • the travel range of the post-processing unit can be reduced by this preferred embodiment which results in a smaller and less expensive machine structure.
  • the cycle performance of the machine is increased because the feed increases and the workpiece gap is reduced.
  • the processing devices of the preferred embodiments are used to edit edges of an edge band provided with a narrow side of a plate-shaped workpiece, wherein the edge band is glued to the narrow surface with a supernatant or otherwise provided.
  • the edge band has an adhesive or functional layer which unfolds adhesive properties due to energy input (for example heating or laser radiation) and via which the edge band is joined to the workpiece narrow side of the workpiece.
  • the workpieces used consist at least in sections of wood, wood materials, plastic or the like, as used for example in the field of furniture and component industry. These may be a wide variety of materials, such as solid wood or chipboard, lightweight panels, sandwich panels, or the like. However, the present invention is not limited to such workpieces, coating types and processing devices.
  • Fig. 1 shows a side view of an embodiment of an edge processing device 1 according to the present invention.
  • the edge processing device 1 comprises a conveying device 3, a post-processing unit 4, a reference device 5 and a pressing device 6.
  • the post-processing unit 4 comprises a milling tool 7, which is driven by a drive, not shown in detail.
  • the milling tool 7 is over a Tool carriage 6 in a direction FV, ie perpendicular to a workpiece feed direction VR, slidably mounted on a support means 8.
  • the support device 8 is fixedly mounted on an axial slide 9, which is movable relative to the conveyor 3 via a guide device in the feed direction VR.
  • the finishing unit 4 is formed in this preferred embodiment as Formfräsaggregat with a sensing roller 10.
  • the follower roller 10 is provided on the carriage 6 so that it defines a feed position of the milling tool 7 to the workpiece section in progress when passing over a workpiece surface.
  • the follower roller 10 of the post-processing unit 4 is designed such that, when used, the milling tool 7 mills the workpiece edge being machined flush with the workpiece surface, as shown in FIG Fig. 4a is shown.
  • the reference device has a measuring device 5 for measuring the workpiece thickness of a workpiece 2, which is arranged upstream of the post-processing unit 4 in the feed direction VR.
  • a measuring device 5 for measuring the workpiece thickness of a workpiece 2, which is arranged upstream of the post-processing unit 4 in the feed direction VR.
  • the present sensor load measuring system comprises a touch roller 11, which is designed so that it follows the surface contour of the workpiece 2, when it is moved in the feed direction VR relative to the sensing roller. In a surface contour change, the sensing roller 11 moves vertically in the direction FV accordingly. Since the workpiece 2 is pressed with the pressing device 6 to the conveyor 3, the vertical movement of the follower roller 11 corresponds to the workpiece thickness change.
  • the processing device 1 further comprises a control device, not shown, to which the measurement data of the Measuring device 5 are transmitted.
  • the control device is set up in such a way that, based on the measurement data, it can control the position of the milling tool 7 of the post-processing unit 4 during edge processing in the vertical direction FV in such a way that a desired milling tool delivery to the workpiece section to be machined can be achieved.
  • the conveyor 3 is configured in the present embodiment as a conveyor chain, although a variety of other configurations are possible.
  • the pressing device has, for example, belts and / or rollers.
  • the workpiece 2 is moved via the conveyor chain 3 in a conveying direction VR and pressed on the conveyor chain 3 during the entire processing process via the pressing device 6.
  • the workpiece passes in a first step, the sensing roller 11 of the measuring device 5.
  • the workpiece thickness of the workpiece 2 in sections or along the entire workpiece edge measured and the measurement data are transmitted to the control device, not shown.
  • a first edge-processing step the axial slide 9 together with the support device 8 and the tool carriage 6 travel with the workpiece 2 in such a way that no relative movement in the feed direction VR between the workpiece 2 and the axial slide 9 occurs.
  • a first workpiece edge K1 see Fig. 3
  • Milled using the sensing roller 10 flush with the workpiece 2 by the milling tool 7 is moved in the vertical direction FV on the tool carriage 6 relative to the support means 8 and the workpiece 2.
  • the axial slide 9 against the Feed direction of the workpiece VR moved and processed a second workpiece edge K2, see Fig. 3 , in such a form that a supernatant d, see Fig.
  • a third step the post-processing unit 4 moves again in the feed direction VR of the workpiece 2, so that in this direction no relative movement between the axial slide 9 and the workpiece 2 is formed.
  • Milled using the sensing roller 10 flush with the surface of the workpiece 2 by the milling tool 7 is moved in the vertical direction FV relative to the support means 8 and the workpiece 2.
  • the post-processing unit 4 is moved faster in the feed direction VR than the workpiece 2, so that a relative movement between the axial slide 9 and the workpiece 2 is formed.
  • a fourth edge K4 see Fig. 3 , the workpiece 2 processed with the milling tool 7.
  • this fourth edge K4 is also processed with a constant projection d, in this case 0.1 mm, of the edge upper edge to the workpiece surface.
  • the edge processing device 1 has no measuring device 5.
  • the feeler roller 10 is configured so that it is adjustable so that the feed position of the milling tool 7 of the post-processing unit 4 is variable to the workpiece section 2 being processed.
  • the touch roller adjustment can, for example, via a spindle adjustment and / or a C-axis adjustment and / or an eccentric adjustment and / or a Taststoff matmesser-adjustment and / or a pneumatic cylinder adjustment and / or an electric linear actuator adjustment, etc.
  • the machining of the workpiece edges of the workpiece 2 is carried out analogously to that described in the embodiment 1, with the difference that the edge processing of all four workpiece edges is done using the sensing roller 10 of the post-processing unit.
  • the scanning roller between the processing of the edges K1 or K3 and K2 or K4 is adjusted so that the edges K1 and K3 are flush with the respective workpiece surface and the edges K2 and K4 with a supernatant d, here 0.1 mm , are milled to the respective workpiece surface.
  • the third preferred embodiment is based on either the first or the second preferred embodiment. In contrast, it has a further processing unit 15 with a second milling tool 16.
  • the fourth workpiece edge K4 is processed with the further processing unit 15 and not with the post-processing unit 4.
  • the further processing unit 15 is connected via a further support means 17 fixed to the guide device, so that it is not movable in the feed direction VR.
  • the processing of the fourth workpiece edge K4 is possible with a constant vertical position of the milling tool and so the milling tool 16 of the further processing unit 15 is not adjusted during edge processing in the vertical direction FV. Instead, the processing of the edge K4 by the workpiece 2 is moved over the conveyor chain 3 relative to the milling tool 16 of the further processing unit 15.
  • this third embodiment has a smaller machine space and more power than the first and second embodiments on.
  • the further processing unit 15 has a feeler, in particular a feeler roller, which allows a predetermined positioning positioning of the second Frästechniksmaschines 16 to the work in progress workpiece section.
  • the workpiece edge machining is done in a clockwise direction.
  • first the edge K1, then the edge K4 and then the edge K3 are processed with the finishing unit 4.
  • the edge K2 is in a subsequent processing step with the second processing tool 16 of the further processing unit 15th edited with the help of the feeler of the other processing unit.
  • Embodiment 4 Device for edge processing of a workpiece (2), in particular for edge processing of a workpiece surface and particularly preferably an edge narrow band of a workpiece, the workpiece (2) preferably at least partially made of wood, wood materials, plastic or the like, with: a post-processing unit (4) with a first processing tool (7), in particular a milling tool, for processing a workpiece edge, reference means for defining a reference position for the delivery positioning of the first processing tool (7) to a work piece being processed, the post-processing unit (4) and the reference means are adapted to be able to process at least two edges of the workpiece (2) with a different edge projection to the respectively adjacent workpiece surface.
  • a post-processing unit (4) with a first processing tool (7) in particular a milling tool, for processing a workpiece edge
  • reference means for defining a reference position for the delivery positioning of the first processing tool (7) to a work piece being processed
  • the post-processing unit (4) and the reference means are adapted to be able
  • Embodiment 5 Device according to embodiment 4, characterized in that the reference device has a feeler (10), in particular a follower roller, by means of which a predetermined feed position of the first processing tool (7) can be achieved to the workpiece section being processed.
  • a feeler (10) in particular a follower roller
  • Embodiment 6 Device according to embodiment 5, characterized in that the feeler (10) is adjustable so that the feed position of the first machining tool (7) is variable to the workpiece section being processed, wherein the Taststoffver ein preferably via a spindle adjustment and / or a C-axis adjustment and / or an eccentric adjustment and / or a Taststoff matmesser-adjustment and / or a pneumatic cylinder adjustment and / or an electric linear actuator adjustment takes place.
  • Embodiment 7 Device according to one of the preceding embodiments 4 to 6, characterized in that the reference device comprises a measuring device (5) for measuring a workpiece dimension, in particular thickness, and a control device for controlling a delivery of the first processing tool (7) to a in Having processing workpiece section taking into account the measurement of the measuring device (5).
  • the reference device comprises a measuring device (5) for measuring a workpiece dimension, in particular thickness, and a control device for controlling a delivery of the first processing tool (7) to a in Having processing workpiece section taking into account the measurement of the measuring device (5).
  • Embodiment 8 Device according to one of the preceding embodiments 4 to 7, characterized in that the device further comprises a further processing unit (15) with a second processing tool (16), in particular milling tool, and preferably a feeler for processing a workpiece edge of the workpiece (2) and a pressing device (6) for pressing the workpiece (2) to a reference means (3).
  • a further processing unit 15
  • a second processing tool 16
  • a second processing tool 16
  • a second processing tool in particular milling tool
  • a feeler for processing a workpiece edge of the workpiece (2)
  • a pressing device (6) for pressing the workpiece (2) to a reference means (3).
  • Embodiment 9 Device according to one of the preceding embodiments 4 to 8, characterized in that the post-processing unit (4) is CNC-controlled.
  • Embodiment 10 Device according to one of the preceding embodiments 4 to 9, characterized in that the device comprises a conveying device (3), in particular continuous conveying device, for bringing about a relative movement between the finishing unit (4) and the workpiece (2).
  • a conveying device (3) in particular continuous conveying device, for bringing about a relative movement between the finishing unit (4) and the workpiece (2).
  • Embodiment 11 Method for Edging Edges of a Workpiece (2), in Particular for Edge Editing of a Workpiece Surface, and Particularly Preferably Edged Side of a Workpiece Providing an Edge Band (2), wherein the workpiece (2) preferably at least partially made of wood, wood materials, plastic or the like, using a device according to one of embodiments 4 to 10, comprising the steps of: providing a workpiece to be machined (2); Machining a first, second and third workpiece edge with the post-processing unit (4); Edit a fourth edge of the workpiece.
  • Embodiment 12 Method according to embodiment 11 using a device according to one of embodiments 7-10, wherein the method further comprises: measuring a workpiece dimension, in particular workpiece thickness, with the measuring device (5); Controlling the delivery of the first processing tool (7) to a workpiece section being processed with the control device taking into account the measurement of the measuring device (5).
  • Embodiment 13 Method according to embodiment 12 using a device according to one of the embodiments 5-10, characterized in that the sensing means (10) of the reference device for processing the first and third workpiece edge and the measuring device (5) of the reference device for the processing of second workpiece edge is used.
  • Embodiment 14 Method according to one of the embodiments 11-13, characterized in that the fourth workpiece edge is machined with the post-processing unit (4).
  • Embodiment 15 Method according to one of the 11-13 using a device according to one of the embodiments 8-10, characterized in that the workpiece is pressed against a reference means by the pressing means (6) and the fourth workpiece edge, which the workpiece lower side represents, is processed with the further processing unit (15).
  • Embodiment 16 Method according to one of the embodiments 11-13 using a device according to one of the embodiments 8-10, characterized in that the fourth workpiece edge, which represents the workpiece top, with the further processing unit (15), which has a feeler processed becomes.
  • Embodiment 17 Method according to one of the embodiments 11-14 using a device according to one of the embodiments 6-10, characterized in that the sensing means (10) of the reference device is used for the processing of all four workpiece edges, and this between a processing of the first and second workpiece edge is adjusted, so that the two workpiece edges are processed with a different tool delivery to each in-process workpiece section.
  • Embodiment 18 Method according to one of embodiments 11-17, characterized in that the workpiece (2) is processed in a continuous process, and the post-processing unit (4) moves along with the workpiece (2) during the machining of the first and third workpiece edges.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)
  • Milling Processes (AREA)
  • Automatic Control Of Machine Tools (AREA)
EP14165110.9A 2013-04-19 2014-04-17 Dispositif et procédé destinés à la finition des chants d'une pièce à usiner Active EP2792460B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013207107.8A DE102013207107A1 (de) 2013-04-19 2013-04-19 Vorrichtung und Verfahren zum Kantenbearbeiten eines Werkstücks

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EP2792460A1 true EP2792460A1 (fr) 2014-10-22
EP2792460B1 EP2792460B1 (fr) 2017-02-15

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DE (1) DE102013207107A1 (fr)
ES (1) ES2622728T3 (fr)

Cited By (4)

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DE102016204249A1 (de) * 2016-03-15 2017-09-21 Homag Gmbh Vorrichtung zum Bearbeiten und/oder Beschichten eines Werkstücks
EP3305488A1 (fr) * 2016-10-05 2018-04-11 HOMAG GmbH Dispositif et procédé destinés au traitement d'une pièce à usiner
EP2821171B1 (fr) * 2013-07-04 2018-11-14 HOMAG GmbH Dispositif de traitement doté d'un système d'alimentation et méthode de traitement
EP3498423A1 (fr) * 2017-12-14 2019-06-19 HOMAG GmbH Dispositif d'usinage destiné à usiner un petit côté de pièce à usiner ainsi que procédé

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DE102015221136B4 (de) * 2014-11-03 2020-10-15 Scm Group S.P.A. Endbearbeitungsaggregat mit lageverstellbarer Kopiereinrichtung
DE102014225691A1 (de) * 2014-12-12 2016-06-16 Homag Holzbearbeitungssysteme Gmbh Verfahren und Vorrichtung zum Steuern einer Werkzeugmaschine
DE102015008891B3 (de) * 2015-07-09 2016-08-25 Ima Klessmann Gmbh Holzbearbeitungssysteme Verfahren und Vorrichtung zur Kantendickenmessung beim Aufbringen von Kantenkaschierung auf die Schmalseiten plattenförmiger Werkstücke
ITUA20163279A1 (it) * 2016-05-09 2017-11-09 Scm Group Spa Apparato di fresatura con copiatore regolabile
DE102020121862A1 (de) 2020-08-20 2022-02-24 Homag Gmbh Verfahren zum Positionieren eines Bearbeitungsaggregats zu einem zu bearbeitenden Werkstücks sowie Bearbeitungseinrichtung
DE102021102073A1 (de) 2021-01-29 2022-08-04 Homag Gmbh Bearbeitungsvorrichtung sowie Bearbeitungsmaschine
DE102022126704A1 (de) 2022-10-13 2024-04-18 Homag Gmbh Beschichtungsvorrichtung und Verfahren zum Beschichten von Werkstücken

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EP0602308A1 (fr) * 1992-12-18 1994-06-22 Homag Maschinenbau Ag Dispositif pour travailler les côtés de pièces en forme de plaques alimentées de façon continue
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EP0976483A2 (fr) * 1998-07-30 2000-02-02 Homag Maschinenbau Ag Appareil de fraisage affleurant et de raclage
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DE102010009525A1 (de) * 2010-02-26 2011-09-01 Homag Holzbearbeitungssysteme Ag Vorrichtung zum Bearbeiten der Schmalflächen von bevorzugt plattenförmigen Werkstücken
EP2394803A2 (fr) * 2010-06-11 2011-12-14 IMA Klessmann GmbH Procédé et agrégat de traitement pour chanfreiner à chant et/ou enlever une bande de chant
DE102010048907A1 (de) * 2010-10-08 2012-04-12 Homag Holzbearbeitungssysteme Gmbh Vorrichtung und Verfahren zur Bearbeitung von Kantenstreifen

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2821171B1 (fr) * 2013-07-04 2018-11-14 HOMAG GmbH Dispositif de traitement doté d'un système d'alimentation et méthode de traitement
DE102016204249A1 (de) * 2016-03-15 2017-09-21 Homag Gmbh Vorrichtung zum Bearbeiten und/oder Beschichten eines Werkstücks
US10744613B2 (en) 2016-03-15 2020-08-18 Homag Gmbh Device for machining and/or coating a workpiece
EP3305488A1 (fr) * 2016-10-05 2018-04-11 HOMAG GmbH Dispositif et procédé destinés au traitement d'une pièce à usiner
EP3498423A1 (fr) * 2017-12-14 2019-06-19 HOMAG GmbH Dispositif d'usinage destiné à usiner un petit côté de pièce à usiner ainsi que procédé
CN110000870A (zh) * 2017-12-14 2019-07-12 豪迈股份公司 用于加工工件窄侧的加工设备以及方法

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DE102013207107A1 (de) 2014-11-06
ES2622728T3 (es) 2017-07-07

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