EP1468800A2 - Appareil et procédé pour usiner en continu les bords des pièces - Google Patents

Appareil et procédé pour usiner en continu les bords des pièces Download PDF

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Publication number
EP1468800A2
EP1468800A2 EP04009203A EP04009203A EP1468800A2 EP 1468800 A2 EP1468800 A2 EP 1468800A2 EP 04009203 A EP04009203 A EP 04009203A EP 04009203 A EP04009203 A EP 04009203A EP 1468800 A2 EP1468800 A2 EP 1468800A2
Authority
EP
European Patent Office
Prior art keywords
coating
edge
nozzle
nozzle opening
edge portion
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
EP04009203A
Other languages
German (de)
English (en)
Other versions
EP1468800B1 (fr
EP1468800A3 (fr
Inventor
Kurt Kalmbach
Johannes Schmid
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
Original Assignee
Homag Holzbearbeitungssysteme 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 Holzbearbeitungssysteme GmbH filed Critical Homag Holzbearbeitungssysteme GmbH
Priority to EP07010965A priority Critical patent/EP1818147A3/fr
Priority to PL04009203T priority patent/PL1468800T3/pl
Publication of EP1468800A2 publication Critical patent/EP1468800A2/fr
Publication of EP1468800A3 publication Critical patent/EP1468800A3/fr
Application granted granted Critical
Publication of EP1468800B1 publication Critical patent/EP1468800B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N7/00—After-treatment, e.g. reducing swelling or shrinkage, surfacing; Protecting the edges of boards against access of humidity

Definitions

  • the present invention relates to a device for stationary or pass-through machining of substantially flat or strip-shaped workpieces made of open-pore Wood materials or the like in the edge region after the The preamble of claim 1 and a corresponding method according to the preamble of claim 13.
  • EP 0 744 260 B1 discloses a device for Continuous processing in the edge area according to the generic term of claim 1.
  • This is a coating such as paint or the like initially by means of a job station, For example, a roller or a nozzle, on a Workpiece edge applied. Subsequently, a Press in and smoothen the applied Compound in a separate hot putty station, the Doctor elements, spatula and the like.
  • EP 1 068 026 B1 discloses a method and a System for applying paint on edges of panels and Moldings with a porous structure.
  • the paint is first dosed by means of a metering unit and then transferred to a first roller, by means of which the paint is finally applied to the edge of the workpiece.
  • the applied paint by means of a smoothed, counter-rotating roller. It should be the Amount of paint coming from the dosing unit to the first roller is applied to the porosity of the workpiece edge be coordinated.
  • the present invention is based on the idea that Construction or process flow thereby simplify the application and the application Smoothing a coating composition on an edge portion so be summarized or merged as much as possible.
  • the coating device a Has nozzle member having a nozzle opening, the at least one edge portion facing and at least is bounded by a first surface and a second surface, wherein the first surface in the direction of passage before the second Surface is arranged and opposite the second surface protrudes.
  • the set back compared to the first surface second surface both as a limitation of the nozzle opening, by means of which the application of the coating composition takes place, as well as pressing and smoothing surface, by means of which the Smoothing coating composition immediately after application and - with a suitably porous edge portion - in the Edge section is pressed.
  • the Supernatant of the first surface opposite the second surface in Substantially the thickness of the coating composition to be applied equivalent. This will allow the first surface during application of the coating composition to the can abut coating workpiece edge and itself at the same time automatically the desired layer thickness of adjusted coating composition sets without elaborate adjustments or adjustments to the Device or the supply of the coating material required are.
  • the first surface at least in sections or with a Edge on the edge portion of the workpiece to be coated is present, a volume flow in the region of the nozzle opening, that of the first surface toward the second surface is steered so that the coating mass targeted at the Edge section can be applied and smoothed.
  • the Contour of the first and / or second surface substantially the Contour of the at least one edge portion corresponds.
  • a Supply means provided by means of the Coating mass can be fed to the nozzle opening to a continuous and economic operation of the To enable device according to the invention. That's it particularly preferred that the coating composition by the Supply device is temperature controlled. This allows the Properties of the coating composition targeted to the respective boundary conditions, in particular the cross section of Nozzle opening and the porosity of the coated Edge section, can be adjusted, and it can undesirable hardening or clogging of the coating composition be prevented.
  • the nozzle member has a cavity which communicates with the nozzle opening and the supply device is in communication.
  • the cavity contributes to the fact that at the nozzle opening a constant and continuous volume flow of coating material for Is available to ensure a flawless surface quality coated edge as well as a trouble-free and to ensure a continuous workflow. That's it particularly preferred that the cavity has a larger Cross section has as the nozzle opening cross-section.
  • the cavity serves as a kind of upstream Collection chamber, in the always sufficient coating mass is present, so that, for example, under changing Operating conditions or different Coating speeds at any time coating mass is available at the nozzle opening at the same time.
  • nozzle member the present invention provides that the nozzle element at least a first section and a second section which are connected to each other, wherein at least one of the sections on one the other section facing surface at least one recess to form the Has nozzle opening and / or the cavity.
  • the nozzle element at least a first section and a second section which are connected to each other, wherein at least one of the sections on one the other section facing surface at least one recess to form the Has nozzle opening and / or the cavity.
  • the device further comprises a curing device by means of which the at least one Curable edge portion applied coating composition is.
  • the Curing station means for generating UV rays having.
  • the device further comprises a Conveying device for conveying a to be processed Workpiece in a direction of passage.
  • a Conveying device for conveying a to be processed Workpiece in a direction of passage.
  • This Embodiment is particularly preferred when the Machining the workpiece in the edge area in Continuous operation should be performed to a particular time-saving and trouble-free machining process too achieve.
  • the device also a milling device for Provide at least one edge portion of the workpiece with a contour and / or at least one grinding device for Abrasive, in particular tuningschleifen, of the at least one Edge section and / or applied coating having.
  • Coating device results in a Processing device, by means of the plate-shaped Workpieces in the edge area rational and fully automatic in the Continuous operation can be edited.
  • Fig. 1 shows schematically a perspective view of a preferred embodiment of a nozzle member 4 as part the device according to the invention for processing in the Essentially flat or strip-shaped workpieces open-pore wood materials or the like in Edge region.
  • the nozzle element 4 has a nozzle opening 6, an edge portion 1 'of a to be machined Workpiece 1 faces.
  • Fig. 3 is recognizable, is the nozzle opening 6 of the nozzle member 4th bounded by a first surface 8 and a second surface 10.
  • the first surface 8 is in a coating direction, which is indicated in Fig. 1 and 3 by an arrow, in front of second surface 10 and is opposite to the second Area 10.
  • the first surface 8 is in the present Embodiment formed such that they are in Substantially perpendicular to the second surface 10 to a Edge 8 'extends to the plant to be coated Edge portion 1 'of the workpiece 1 is provided. It is the supernatant S of the first surface 8 opposite the second Area 10, i. the vertical distance between the edge 8 ' and the plane of the second surface 10, in the present Embodiment designed such that it substantially the thickness of the applied coating mass B corresponds. It is understood, however, that the first surface 8 and the second surface 10 of the nozzle member 4 also another Configuration may have, provided the first surface 8 protrudes from the second surface 10. It is too possible that the surfaces curved at least in sections are.
  • the second surface 10 in the in Fig. 1 to 3 embodiment shown substantially parallel to the Coating direction.
  • the Area 10 at least in sections compared to the Coating direction is inclined.
  • the shape of the Nozzle element in the area in front of the edge 8 ' also any.
  • coating direction is not to be understood understand that the nozzle member during the Coating process must be moved. Rather, it is also possible that the nozzle member 4 is stationary and the to be coated edge portion contrary to the specified Coating direction is moved.
  • the inventive design and arrangement of the first Surface 8 and the second surface 10 ensures that in the nozzle member 4 is a continuous flow of Setting the coating mass in the region of the nozzle opening 6 applied to the edge portion 1 'to be coated is and then through the first surface 8 in the direction the second surface 10 is deflected. Therefore, the Coating mass simultaneously with or immediately after their application smoothed by the second surface 10 and possibly in pores of the edge portion 1 ' be painted.
  • the supernatant S of the first surface 8 against the second surface 10 has been in the coating of essentially flat or strip-shaped workpieces made of open-pore Wood materials demonstrated that the supernatant S beneficial in the Range can be from 0.1 to 1 mm.
  • Fig. 2 corresponds to the Contour of the first surface 8 and the second surface 10 in the present embodiment substantially the contour of the Edge portion 1 ', wherein the contour of the second surface 10th from the contour of the edge portion 1 'to the desired Thickness S of the applied coating composition is spaced.
  • the nozzle element 4 has a cavity 12 which communicates with the nozzle opening 6 in Connection stands.
  • the cavity 12 is on the the nozzle opening 6 opposite side with a not connected feeder, by means of Coating mass B to the nozzle opening 6 can be fed.
  • the supply device can in principle be a any supply device that is able to act a suitable coating mass to the nozzle opening supply. It is particularly preferred that the Coating mass B tempered by the supply means is.
  • the type of coating material is not subject to any special restrictions. However, it is preferred that the Coating compound by means of UV rays or the like is curable.
  • the nozzle member 4 may be integrally formed can, it has proven to be advantageous that the Nozzle element 4 a first portion 4 'and a second Section 4 ", which releasably connected to each other are, for example by means of screws or the like.
  • the nozzle opening 6 and the cavity 12 are between the two sections 4 ', 4 "arranged by for example, one or both sections corresponding Depressions on the other section have facing surface.
  • FIG. 4 shows a schematic preferred embodiment of an inventive Device for processing a workpiece in Edge region.
  • the embodiment shown in Fig. 4 of the invention Device comprises in addition to a nozzle element 4, the for example as above with reference to FIGS. 1 to 3 is described, a conveyor 20 for Conveying a workpiece to be machined 1 in one Passage direction, the in Fig. 4 by an arrow is shown.
  • the device comprises a Milling device 2, around an edge portion 1 'of the workpiece 1 to provide a contour, and a grinding device 3, to the contour of the produced by milling Rework edge section 1 '.
  • has the 4 shows a curing device 5, which has a device for generating UV rays, by means of the applied to the edge portion 1 ' Coating mass B is curable.
  • Fig. 4 shown schematically, in addition to the Curing device 5, a further grinding device 3 ' be provided to the applied and cured Finally to process coating composition B, in particular make a custom grinding.
  • FIG Device can be particularly economical and efficient way of processing Make workpieces in the edge area, whereby the processing with the device shown preferably automated in Continuous operation can be done, which the device especially makes economic.
  • Fig. 5 schematically illustrates a preferred embodiment of the method according to the invention for machining a workpiece 1 in the edge region 1 'shows.
  • the numbers in circles indicate each successive process steps.
  • a workpiece 1 provided in the region of an edge portion 1 ' to be edited is by means of Conveyor 20, for example a conveyor belt or the like, fed to the milling device 2 and in Area of the edge portion 1 'provided with a contour.
  • This contour is in the third processing step by means of Milling device 3 further processed and for the subsequent Coating prepared.
  • steps 4 and 4.1 the actual coating of the edge portion 1 'with a Coating material B performed.
  • Steps 4 and 4.1 according to the present invention in one common step performed in step 4 an application of the coating composition B and in step 4.1 at the same time a brushing and smoothing of the Coating mass B in the region of the edge portion 1 ' he follows.
  • This integration of processing steps 4 and 4.1 is achieved by the previously with reference to Figures 1 to 3 described, inventive embodiment of Allows nozzle element 4 for the first time.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Coating Apparatus (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
EP04009203A 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces Expired - Lifetime EP1468800B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP07010965A EP1818147A3 (fr) 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces
PL04009203T PL1468800T3 (pl) 2003-04-17 2004-04-19 Urządzenie i sposób obróbki przelotowej półwyrobów w obszarze krawędziowym

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10317953 2003-04-17
DE10317953A DE10317953B3 (de) 2003-04-17 2003-04-17 Vorrichtung und Verfahren zur Durchlaufbearbeitung von Werkstücken im Kantenbereich

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP07010965A Division EP1818147A3 (fr) 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces
EP07010965.7 Division-Into 2007-06-04

Publications (3)

Publication Number Publication Date
EP1468800A2 true EP1468800A2 (fr) 2004-10-20
EP1468800A3 EP1468800A3 (fr) 2005-03-09
EP1468800B1 EP1468800B1 (fr) 2011-08-31

Family

ID=32892426

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04009203A Expired - Lifetime EP1468800B1 (fr) 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces
EP07010965A Withdrawn EP1818147A3 (fr) 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP07010965A Withdrawn EP1818147A3 (fr) 2003-04-17 2004-04-19 Appareil et procédé pour usiner en continu les bords des pièces

Country Status (4)

Country Link
EP (2) EP1468800B1 (fr)
DE (1) DE10317953B3 (fr)
ES (1) ES2369268T3 (fr)
PL (1) PL1468800T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20120061A1 (it) * 2012-02-09 2013-08-10 Sorbini Srl Apparato per conferire ai lati grezzi di pannelli in truciolare di legno o simili, un aspetto regolare, liscio ed in grado di ricevere un qualsiasi trattamento di finitura.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015219108A1 (de) * 2015-10-02 2017-04-06 Homag Gmbh Verfahren sowie Vorrichtung zur Schmalflächenbeschichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967581A (en) * 1971-07-06 1976-07-06 Irvin Edward Zirbel Apparatus for applying a coating to a workpiece edge
DE3914567A1 (de) * 1989-05-03 1990-11-08 Agfa Gevaert Ag Fotografisches aufzeichnungsmaterial
US5085891A (en) * 1990-07-16 1992-02-04 Nordson Corporation Edge sealing apparatus and method
DE19518925A1 (de) * 1995-05-23 1996-11-28 Homag Maschinenbau Ag Verfahren und Vorrichtung zur Durchlauf-Bearbeitung von im wesentlichen flächigen oder leistenförmigen Werkstücken aus offenporigen Holzwerkstoffen und dergleichen im Kantenbereich
DE19709864C2 (de) * 1997-03-11 2000-05-11 Wessel Karl Heinz Vorrichtung zum Vergüten von Kantenflächen an Werkstücken aus Spanplattenmaterial
DK173410B1 (da) * 1998-04-07 2000-09-25 Ulmadan Aps Fremgangsmåde, anlæg samt anvendelse af fremgangsmåde og anlæg til påføring af lak
DE19907939C1 (de) * 1999-02-24 2000-05-31 Homag Maschinenbau Ag Durchlaufverfahren und Vorrichtung zum Anbringen eines Beschichtungsmaterials an porösen Schmalseiten von Werkstücken

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20120061A1 (it) * 2012-02-09 2013-08-10 Sorbini Srl Apparato per conferire ai lati grezzi di pannelli in truciolare di legno o simili, un aspetto regolare, liscio ed in grado di ricevere un qualsiasi trattamento di finitura.

Also Published As

Publication number Publication date
DE10317953B3 (de) 2005-02-03
ES2369268T3 (es) 2011-11-29
EP1818147A2 (fr) 2007-08-15
EP1468800B1 (fr) 2011-08-31
EP1818147A3 (fr) 2009-08-12
EP1468800A3 (fr) 2005-03-09
PL1468800T3 (pl) 2012-01-31

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