EP3684572A1 - Procédé d'usinage de pièces, produit programme-informatique, et installation d'usinage de pièces - Google Patents

Procédé d'usinage de pièces, produit programme-informatique, et installation d'usinage de pièces

Info

Publication number
EP3684572A1
EP3684572A1 EP18773135.1A EP18773135A EP3684572A1 EP 3684572 A1 EP3684572 A1 EP 3684572A1 EP 18773135 A EP18773135 A EP 18773135A EP 3684572 A1 EP3684572 A1 EP 3684572A1
Authority
EP
European Patent Office
Prior art keywords
workpiece
section
process section
positioning
workpieces
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.)
Pending
Application number
EP18773135.1A
Other languages
German (de)
English (en)
Inventor
Gerhard Hartmann
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 Plattenaufteiltechnik GmbH
Original Assignee
Homag Plattenaufteiltechnik 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 Plattenaufteiltechnik GmbH filed Critical Homag Plattenaufteiltechnik GmbH
Publication of EP3684572A1 publication Critical patent/EP3684572A1/fr
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27MWORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/08Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27BSAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B5/00Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
    • B27B5/02Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor characterised by a special purpose only
    • B27B5/06Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor characterised by a special purpose only for dividing plates in parts of determined size, e.g. panels
    • B27B5/065Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor characterised by a special purpose only for dividing plates in parts of determined size, e.g. panels with feedable saw blades, e.g. arranged on a carriage

Definitions

  • the invention relates to a method for machining workpieces according to the preamble of the main claim and a computer program product and a
  • the plate-shaped workpiece is divided into a plurality of strip-shaped workpieces.
  • the strip-shaped workpieces are then further divided by at least one cross-section transverse to their longitudinal direction into a first part-workpiece and into a second part-workpiece.
  • the second part-workpiece is rotated by 90 ° and divided by the said post-cut into a third part workpiece and a fourth part workpiece.
  • the workpieces are positioned relative to a sawing line by a positioning device in the form of a program pusher with collets, which grip the workpieces.
  • a positioning device in the form of a program pusher with collets, which grip the workpieces.
  • first all longitudinal sections are performed, the split workpieces then gripped again by the program pusher and divided by all necessary cross sections, and the workpieces thus obtained are, if necessary, rotated by 90 ° and then seized again by the program pusher and divided by the re-cuts.
  • the present invention has the object, a method, a computer program product and a
  • the invention initially relates to a method for operating a workpiece machining system. In a first
  • Positioning device such as a portal-like program pusher with collets, held and
  • a feed table in particular a roller table and / or an air cushion table, lying workpiece in a first part-workpiece and divided into at least a second part-workpiece.
  • the division takes place for example by a saw, which on a
  • Positioning device is movable.
  • the second part workpiece is processed. This concludes when several second part workpieces have been produced, that only one of these second part workpieces is machined, and that (but preferably one after the other) some but not all second part workpieces, or all second part workpieces are machined, even if for reasons below the grammatical simplification will be spoken only in the singular of "the or a second part-workpiece".
  • the second part workpiece must be positioned as accurately as possible relative to a processing device. This is inventively made possible by the fact that the first part of the workpiece generated in the first process section of the
  • Positioning device is kept in the second process section continues.
  • the first part-workpiece for the processing of the second part-workpiece in the second process section is positioned by the positioning means that in the second process section as a stop for the
  • the invention relates to a
  • Control device with a processor and a memory and is designed to carry out the method described above.
  • the second process section at a time at which a workpiece, namely the first part-workpiece, is held by the positioning, and not, as before, only when the positioning is free again and the second part workpiece for editing in the second
  • Process section can be grasped or held again by the positioning. The exact one
  • a mechanical handling device such as a robot can be created.
  • Process section on a partial workpiece of the workpiece quasi "just-in-time" are also performed immediately after a first process section on the workpiece before the other first process sections on the
  • the machining of the second partial workpiece in the second method section comprises a division into a third partial workpiece and into a fourth partial workpiece and / or the introduction of at least one groove and / or at least one bore.
  • the first part-workpiece which is furthermore held by the positioning device, is correspondingly positioned for this purpose and used as a stop or applying device.
  • Positions of the grooves and / or the at least one hole is dependent. This means that in the nature of
  • Processing section preferably by 90 °, is rotated.
  • the processing in the second method section comprises a division, for example by means of a saw, in this way so-called
  • Machining which includes the introduction of at least one groove and / or at least one bore, thereby significantly increases the flexibility of processing.
  • the rotation will be 90 ° in the simplest case.
  • the second part workpiece is machined a number of times, in particular divided, and for this purpose the first part workpiece is repositioned several times.
  • Laser cutting device or a water jet cutting device takes place. These facilities are easy to implement and allow a very precise
  • the invention can also include, before the first method section, dividing an output workpiece into a plurality of workpieces, of which at least one then further divided in the first method section and processed in the second method section,
  • Process section and the second section of the method so to speak, there is a "zeroth" section of the method in which that workpiece, in particular that strip of strips, which (s) (r) is divided in the first process section, from an output workpiece in the first place.
  • This method allows a particularly complete division or processing starting from a starting workpiece.
  • Process section processed by the positioning further held first part workpiece, in particular split.
  • plate-shaped workpiece in particular a first large-format plate-shaped workpiece is divided or edited.
  • Such a division or processing takes place, for example, in the manufacture of furniture parts, for example, for kitchen furniture.
  • plate-shaped workpieces can, for example, from wood, a pressboard material, or a
  • Plastic material Basically that is
  • a development of the invention provides that the first part-workpiece for splitting the second part-workpiece in the second process section so
  • Waste piece is. Since such a piece of waste is usually a relatively narrow strip, it can from a
  • Waste piece is and a remote from the first part workpiece area of the second part-workpiece is a final workpiece.
  • This variant is preferred because the Stop surface of the first workpiece closer to the
  • Cutting line is located on the machine table.
  • Process section is positioned so that an area adjacent to the first part-part of the second part-workpiece is a first final workpiece and a remote from the first part of the workpiece portion of the second part-workpiece is a second final workpiece. This has the advantage that immediately two final workpieces
  • Figures 1-23 is a plan view of a
  • FIG. 24 is a flowchart of a method for
  • Figure 1 basically known and described in detail type.
  • It comprises a feed table 12, which in the present case is constructed from a plurality of roller rails 14.
  • Feed table 12 is followed by a machine table 16, which is constructed here as an air cushion table, and in which a sawing gap is present, which in the present case is simplified as a line with the reference numeral 18 is drawn.
  • a machine table 16 which is constructed here as an air cushion table, and in which a sawing gap is present, which in the present case is simplified as a line with the reference numeral 18 is drawn.
  • Below the machine table 16 a not visible in the drawing saw carriage is provided, which is moved longitudinally to the sawing gap 18 by a motor and a motor
  • Circular saw blade and a scoring includes.
  • Circular saw blade and the scorer are vertically movable and can through the kerf 18 on the plane of the
  • Machine table 16 are moved. As a result, as will be explained in detail below, a workpiece lying on the machine table 16 can be divided longitudinally of the sawing gap 18. At the machine table 16, one of three closes
  • Segments existing removal table 20 which is also preferably designed as an air cushion table.
  • Pressure bar is arranged, which, however, is not shown in the drawing. This pressure bar can by means of a drive not shown vertical to the plane of
  • Machine table 16 are lowered towards, whereby a lying on the machine table 16 workpiece between the machine table 16 and the pressure bar is jammed.
  • the workpiece is securely fixed while being processed by the sawing device described above.
  • To the workpiece machining system 10 also includes a positioning device 22, which in this case a
  • portal-like program slider At this are a plurality of preferably pneumatically operated
  • Collets 24 available.
  • the program slider 22 is mounted for movement on lateral rails 26, corresponding to the double arrow 28, which, however, for the sake of simplicity, is shown only in FIG.
  • To the workpiece machining system 10 further includes a drawn only in Figure 1 control and regulating device 29. This in turn includes a processor 29a and a
  • the control and regulating device 29 receives signals from various sensors of
  • Workpiece processing system 10 which is not shown are. In addition, sends the tax and
  • Control device 29 signals to various also not shown adjusting devices, such as drives of the positioning device 22 and the collets 24, drives the sawing device, drive the pressure bar, etc.
  • a starting workpiece 30 (FIG. 1) can be divided into a plurality of partial workpieces.
  • the starting work piece 30 in the present case is a large-format plate, for example of a pressboard material, of wood, of plastic or of metal. In principle, it is also conceivable that the starting work piece 30 is not a single plate but a stack of several plates.
  • the starting workpiece 30 is divided into strip-shaped workpieces 32-36 ("longitudinal section"), in respective “first” sections.
  • the second part workpieces 44-50 are reworked in respective "second" process sections, whereby third and final part workpieces are machined into first part workpieces 38-42 and into second part workpieces 44-50 56-62 arise
  • Positioning device 22 further moved in the direction of saw blade 18 and positioned so that the first strip-shaped workpiece 32 can be separated.
  • the first strip-shaped workpiece 32 has been moved onto the upper segment of the removal table 20 in the figures.
  • the starting workpiece 30 has been moved by the positioning device 22 further in the direction of the sawing gap 18 and positioned so that the second strip-shaped workpiece 34 can be cut off.
  • strip-shaped workpiece 36 is formed.
  • the third strip-shaped workpiece 36 is also on the two lower segments in the figures the discharge table 20 stored.
  • the formation of the three strip-shaped workpieces 32, 34 and 36 belongs to a, as already mentioned above, "zeroth"
  • the first strip-shaped workpiece 32 is at a non-visible in the drawing angular ruler, which in the figures in the upper edge of the feed table 12 and the
  • Machine table 16 is present, and which extends along the direction of movement of the positioning device 22 according to the double arrow 28, applied and at its left in the figures edge of a collet 24 of
  • Positioning device 22 gripped and pulled back onto the feed table 12. At first it will be like this
  • Positioning device 22 held first part-workpiece 38 and a separate second part-workpiece 44 divided.
  • the second part-workpiece 44 is then, as can be seen in FIG. 7, rotated through 90 ° about a vertical axis perpendicular to the plane of the drawing. simultaneously the first part-workpiece 38 produced in the first method section is still held by the positioning device 22 in the course of the second method section now beginning and positioned to the left according to the arrow 54 by a retraction in FIG.
  • an edge 63 of the first part-workpiece 38 located in the direction of the removal table 20 can now serve as a stop or as a placement device for positioning the second part-workpiece 38.
  • FIG. 8 shows that the second part-workpiece 44 has been applied to the edge 63 of the first part-workpiece 38 facing the removal table 20. At the same time, the second part-workpiece 44 was also applied to the above-mentioned, but not drawn angular line. Now, which belongs to a second process section, the second part workpiece 44 is machined by dividing it into a third and final part work 56 and a fourth part work forming a waste part 52.
  • the machining of the second partial workpiece 44 in the second method section does not or not only involve a division, but alternatively or additionally also involves the introduction of at least one groove and / or the introduction of at least one bore. For this would have in the
  • Workpiece processing system 10 corresponding facilities may be present, for example, a milling unit and / or a drilling unit. It can be seen from FIG. 8 that the first part-workpiece 38 has been positioned by the positioning device 22 in such a way that a region of the second part-workpiece 44 abutting the first part-workpiece 38 becomes the waste part 52, whereas that of the first part-workpiece 38 remote area of the second part-workpiece 44, the third and final part-workpiece 56 forms.
  • FIG. 9 an alternative positioning of the first partial workpiece 38 by the positioning device 22 is shown: in this case, the region of the second partial workpiece 44 abutting the first partial workpiece 38 is the third and final partial workpiece 56, whereas that of the first partial workpiece 38 Part-workpiece 38 remote area of the second part-workpiece 44, the waste part 52 is.
  • first part-workpiece 38 pushes the resulting third part of the workpiece 56 and the waste part 52 on the upper in the figures segment of the unloading table 20, so that the third part-workpiece 56 there by an operator taken away and can be stacked, for example, whereas the waste part 52 can be disposed of.
  • the positioning of the first part-workpiece 38 is done so that its rear edge also by a
  • Beklamites can be edited, creating a further waste part 52 is formed.
  • This trimming cut belongs to a third stage of the procedure.
  • the method described above in connection with the strip-shaped workpiece 32 begins to repeat itself with the strip-shaped workpiece 34: this is the strip-shaped workpiece 34 of the
  • Positioning device 22 gripped and pulled in Figure 11 to the left on the feed table 12 back. It is positioned so that first a trimming cut
  • the strip-shaped workpiece 34 is moved by the positioning device 22 toward the sawing gap 18 and positioned so that a first part-workpiece 40 with the edge 63 and a second part-workpiece 46 are formed (first method section).
  • the second partial workpiece 46 is rotated by 90 ° in FIG. 13, and the first partial workpiece 40 is repositioned by means of the positioning device 22.
  • the rotated second part workpiece 46 is abutted and cut on the edge 63 of the first part workpiece 40 (and the not-drawn corner line) to form the third and final part workpiece 58 and a waste part 52 (second part) methods section).
  • the third and final partial workpiece 58 and the waste part 52 are pushed onto the removal table 20 and removed.
  • the first part-workpiece 40 is repositioned, so that a further second part-workpiece 48 can be separated (newer first
  • Positioning means 22 held first part-workpiece 40 is applied and processed by cutting, whereby the further third and final part-workpiece 60 and a
  • FIG. 18 it is shown that the remaining partial workpiece 40, which is still held by the positioning device 22, is positioned so that a trimming cut can be made at its rear edge, whereby a further waste part 52 is formed (third
  • Removal table 20 is moved to the upper in the figures segment of the discharge table 20, aligned with its longitudinal edge on the angle ruler, of the collets 24 of
  • Positioning device 22 gripped and pulled in Figure 19 to the left on the feed table 12. In this case, it is positioned so that initially a trimming cut can be carried out, whereby a waste part 52 is formed.
  • the strip-shaped workpiece 34 is moved by the positioning device 22 toward the sawing gap 18 and positioned such that a first part-workpiece 42 with the edge 63 and a second part-workpiece 50 are formed (first method section).
  • the second partial workpiece 50 is rotated by 90 ° in FIG. 21, and the first partial workpiece 42 is repositioned by means of the positioning device 22.
  • the rotated second part workpiece 50 is abutted and cut to the edge 63 of the first part workpiece 42 (and the not-drawn corner line) to form the third and final part work 62 and a waste part 52 (second methods section).
  • the third and final partial workpiece 62 and the waste part 52 are pushed onto the removal table 20 and removed. Due to the movement, moreover, the first part-workpiece 40 is repositioned, so that a trimming cut can be carried out, through which a further waste part 52
  • Waste parts In principle, however, it is also conceivable for the corresponding second partial workpiece 44-50 (or the third partial workpiece 56-62 resulting therefrom) to be processed one more time in at least one of the second method sections, for example rotated again and then cut , or is re-machined by introducing a groove or a bore, and for this purpose each of the first part-workpiece 38-42 with the edge 63 by the positioning device 22 new and as required
  • the procedure described above can basically also be represented as a flowchart with function blocks, as shown in FIG. After a start in the function block 64, an output workpiece is divided into a first strip-shaped workpiece in the function block 66
  • function block 72 Thereafter, a query is made in function block 72 as to whether a second cut is to be performed on the second part workpiece. If the answer is yes, in function block 74
  • Function block 76 first determines the direction of rotation and / or rotation angle and then the second part-workpiece
  • the first part-workpiece is then in function block 78 by the positioning
  • function block 80 the second part-workpiece is applied to the positioned first part-workpiece.
  • function block 82 is then at the second Part-workpiece performed the re-cut, whereby a third and a fourth part-workpiece (the latter usually as a waste part) arise (second process section).
  • a third and a fourth part-workpiece the latter usually as a waste part
  • the method described above is stored as a computer program in the memory 29b of the control and regulating device 29. This contributes to the control device 29 being designed to carry out the above method.

Landscapes

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

Abstract

Procédé d'usinage de pièces, selon lequel, dans une première phase du procédé, une pièce est subdivisée en une première pièce partielle et au moins une deuxième pièce partielle et, dans une deuxième phase du procédé, la deuxième pièce partielle est usinée, caractérisé en ce que, dans la deuxième phase du procédé, la première pièce partielle produite dans la première phase du procédé est positionnée pour l'usinage de la deuxième pièce partielle dans la deuxième phase du procédé, de manière telle que la première pièce partielle serve, dans la deuxième phase du procédé, de butée pour le positionnement de la deuxième pièce partielle.
EP18773135.1A 2017-09-21 2018-09-17 Procédé d'usinage de pièces, produit programme-informatique, et installation d'usinage de pièces Pending EP3684572A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017121956.0A DE102017121956A1 (de) 2017-09-21 2017-09-21 Verfahren zum Bearbeiten von Werkstücken, Computerprogrammprodukt, sowie Werkstückbearbeitungsanlage
PCT/EP2018/075060 WO2019057658A1 (fr) 2017-09-21 2018-09-17 Procédé d'usinage de pièces, produit programme-informatique, et installation d'usinage de pièces

Publications (1)

Publication Number Publication Date
EP3684572A1 true EP3684572A1 (fr) 2020-07-29

Family

ID=63642972

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18773135.1A Pending EP3684572A1 (fr) 2017-09-21 2018-09-17 Procédé d'usinage de pièces, produit programme-informatique, et installation d'usinage de pièces

Country Status (4)

Country Link
EP (1) EP3684572A1 (fr)
CN (1) CN111107967B (fr)
DE (1) DE102017121956A1 (fr)
WO (1) WO2019057658A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202100033092A1 (it) * 2021-12-30 2023-06-30 Scm Group Spa Metodo perfezionato per il taglio di pezzi.

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE785442A (fr) * 1972-06-26 1972-10-16 Vervisch Eugeen A Procede et dispositif de decoupe de panneaux.
DE8033805U1 (de) * 1980-12-19 1981-08-27 F. Meyer & Schwabedissen Gmbh & Co Kg, 4900 Herford Vorrichtung zur bearbeitung plattenfoermiger werkstuecke
ATE226864T1 (de) * 1996-04-29 2002-11-15 Biesse Spa Schneidmaschine und anbautisch
CN2606090Y (zh) * 2003-04-18 2004-03-10 苏泉窝 全自动齿榫接木机的滚轮输送机
US7171738B2 (en) * 2003-10-09 2007-02-06 Precision Automation, Inc. Systems for processing workpieces
CN100546780C (zh) * 2007-04-20 2009-10-07 朱健文 多功能折叠锯台
DE102008034050A1 (de) 2008-07-22 2010-01-28 Holzma Plattenaufteiltechnik Gmbh Verfahren zum Aufteilen großformatiger plattenförmiger Werkstücke, sowie Plattenaufteilanlage
EP2156914A1 (fr) * 2008-08-19 2010-02-24 Arnout De Lille Système de contrôle et son procédé de découpage
CN201346795Y (zh) * 2008-12-30 2009-11-18 姜建斌 小型木工裁板锯
AT510304A1 (de) * 2010-08-23 2012-03-15 Schelling Anlagenbau Gmbh Verfahren zum zersägen zumindest einer platte
DE102014204695A1 (de) * 2014-03-13 2015-09-17 Holzma Plattenaufteiltechnik Gmbh Verfahren zum Betreiben einer Plattenbearbeitungsanlage
DE102014210612A1 (de) * 2014-06-04 2015-12-17 Holzma Plattenaufteiltechnik Gmbh Verfahren zum Betreiben einerPlattenbearbeitungsanlage, sowiePlattenbearbeitungsanlage
DE102015206824A1 (de) * 2015-04-15 2016-10-20 Holzma Plattenaufteiltechnik Gmbh Plattenaufteilanlage
DE102015223204A1 (de) * 2015-11-24 2017-05-24 Holzma Plattenaufteiltechnik Gmbh Verfahren zum Bearbeiten eines plattenförmigen Werkstücks, sowie Plattenaufteilanlage zur Durchführung des Verfahrens
CN205766546U (zh) * 2016-06-29 2016-12-07 梦天木门集团有限公司 纵横锯切装置
CN107053344A (zh) * 2017-04-28 2017-08-18 中源家居股份有限公司 一种木材自动切割机

Also Published As

Publication number Publication date
WO2019057658A1 (fr) 2019-03-28
CN111107967A (zh) 2020-05-05
CN111107967B (zh) 2022-02-25
DE102017121956A1 (de) 2019-03-21

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