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EP2025465B1 - Dispositif de traitement d'une pièce usinée métallique - Google Patents

Dispositif de traitement d'une pièce usinée métallique Download PDF

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Publication number
EP2025465B1
EP2025465B1 EP08020006A EP08020006A EP2025465B1 EP 2025465 B1 EP2025465 B1 EP 2025465B1 EP 08020006 A EP08020006 A EP 08020006A EP 08020006 A EP08020006 A EP 08020006A EP 2025465 B1 EP2025465 B1 EP 2025465B1
Authority
EP
European Patent Office
Prior art keywords
belt
machining
bristles
workpiece
processing elements
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.)
Not-in-force
Application number
EP08020006A
Other languages
German (de)
English (en)
Other versions
EP2025465A2 (fr
EP2025465A3 (fr
Inventor
Josef Weiland
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.)
Lissmac Maschinenbau GmbH
Original Assignee
LISSMAC Maschinenbau u Diamantwerkzeuge 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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35160784&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2025465(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by LISSMAC Maschinenbau u Diamantwerkzeuge GmbH filed Critical LISSMAC Maschinenbau u Diamantwerkzeuge GmbH
Publication of EP2025465A2 publication Critical patent/EP2025465A2/fr
Publication of EP2025465A3 publication Critical patent/EP2025465A3/fr
Application granted granted Critical
Publication of EP2025465B1 publication Critical patent/EP2025465B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
    • B24D13/04—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery comprising a plurality of flaps or strips arranged around the axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
    • B24D13/10—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery comprising assemblies of brushes

Definitions

  • the invention relates to a device for processing a strip-shaped or plate-shaped metallic workpiece, with at least one circulating conveyor provided with processing elements, wherein the conveyor at least approximately linearly passes the processing elements obliquely or transversely to the feed direction of the workpiece in the region of the workpiece to be machined.
  • the invention also relates to a machining element for a device for machining a band-shaped or plate-shaped metal workpiece.
  • a generic device is from the DE 103 20 295 A1 known.
  • an oxide layer or an oxide skin is formed at the cut edges and at the cut surfaces.
  • a disadvantage of the oxide layer is that a paint or zinc coating applied to it bounces off relatively quickly. For this reason, the metallic workpieces are ground off before painting and galvanizing.
  • edges in particular the cut edges, to be deburred or rounded. Furthermore, it may be advantageous to finely grind the surfaces of the strip or plate-shaped metal workpiece.
  • a particularly advantageous method for removing the oxide layer and for deburring the (cut) edges and the cut surfaces is from the DE 103 20 295 A1 known.
  • a provided with at least one processing element circulating conveyor is provided, wherein the conveyor at least approximately linearly passes the at least one processing element in the region of the workpiece to be machined.
  • the processing element does not remain rigidly on a position due to the arrangement on a revolving conveyor, but is guided past the entire length which is present for the passage of the workpiece, uniform wear of the at least one processing element is ensured.
  • the workpiece can be carried out in a simple manner obliquely, preferably transversely to the direction of rotation of the processing element or pulled through, so that the workpiece is processed evenly by the processing element.
  • both the surfaces ie the main surfaces of the strip-shaped or plate-shaped metal workpiece are processed with the generic device, as well as the cut surfaces and cut edges descaled.
  • the device also deburrs the edges and cut surfaces and can be used for fine grinding.
  • the present invention has for its object to further develop the generic device, in particular to achieve a particularly cost-effective and uniform machining of strip or plate-shaped metal workpieces, the device should be easy to assemble and maintain.
  • the present object is also an object of the invention to provide a processing element for a device for processing a band-shaped or plate-shaped metal workpiece, wherein the processing element allow a uniform and fast processing of the band- or plate-shaped metal workpieces and should be easy to change.
  • the processing elements are formed as bristles, the oxide layer in a particularly advantageous manner the cut edges and the cut surfaces are removed.
  • the edges are deburred in an advantageous manner.
  • Characterized in that the processing elements have a groove at one end and a spring at the other end, these can be arranged in a rotationally sequentially arranged on the belt.
  • the training with tongue and groove allows a reliable and defined installation.
  • Particularly advantageous is the design of the processing elements with viewed in the circumferential direction of the belt side projections, through which the machining elements are supported on a larger surface of the belt.
  • lateral limitations had to be vulcanized onto the V-belt, as a result of which a twist-proof fastening of the processing elements is to be achieved. This is no longer necessary due to the design of the processing elements with lateral projections and the groove and the spring.
  • processing elements are screwed to the belt. This allows for easy and safe installation.
  • processing elements after the bristles are worn out, easily replaced.
  • the V-belt has a bore and the processing elements have an opening on their underside.
  • An advantageous processing element with a plurality of bristles for a device for processing a strip-shaped or plate-shaped metal workpiece results from claim 7.
  • At least one processing element has an elongated spring or nose and thus can serve as a compensation block to compensate for belt tolerances.
  • an extension of the spring or the nose-shaped projection, which penetrates into the groove of an adjacent processing element, by 1 to 5 mm is sufficient.
  • the spring of the processing element, which serves as a compensation block, can be shortened accordingly.
  • the V-belt is provided with a circumferential row of processing elements arranged flush behind one another, so that the belt is provided with a uniform surface of bristles.
  • Fig. 1 shows a device for processing a band- or plate-shaped metal workpiece 1.
  • the inventive device is particularly suitable for removing the oxide layer of cut surfaces and / or cutting edges of the workpiece 1 and for deburring the edges.
  • both circumferential cut surfaces and cut edges of the workpiece 1 as well as cut surfaces and cut edges of recesses, holes or the like in the workpiece 1 can be bled and deburred.
  • Fig. 1 shows a particularly preferred embodiment of the device according to the invention with four conveyors 2.
  • a device can be used which has only one conveyor 2.
  • the conveyors 2 are with the following with reference to the FIGS. 2 to 4 provided in detail described processing elements 3.
  • the conveyors 2 guide the processing elements 3 in the area of the workpiece 1 to be machined at least approximately linear over.
  • the workpiece 1 to be machined is carried out or pulled through between the conveyors 2 transversely to the direction of rotation of the conveyors 2.
  • a sheet metal insert 5 are provided for placing the workpiece 1 while a sheet metal insert 5 are provided.
  • a storage table 6 is provided for the output of the workpiece 1.
  • Feed rollers 7 are provided, which ensures a uniform and reliable transport of the workpiece 1 transverse to the directions of rotation of the conveyor 2.
  • Fig. 1 illustrated solution according to the invention with four conveyors 2, it is possible to work the workpiece 1 in one go completely. Re-insertion of the workpiece 1 is not necessary.
  • an adjusting device can be provided, by means of which the depth of engagement of the processing elements 3 can be varied. This is particularly advantageous for correcting the wear of the processing elements 3 and optionally for increasing the pressure.
  • the conveyors 2 are arranged slightly offset from one another in the direction of passage of the workpiece 1.
  • a uniform and balanced pressure of the processing elements 3 is ensured, which compensates each other, so that the workpiece 1 does not tend to tilt.
  • the device according to the invention shown is a variant in which the conveyors 2 are arranged lying, so that the processing elements 3 in the region of the workpiece 1 are substantially horizontal.
  • the solution according to the invention may be provided in a manner not shown with standing arranged conveyors 2.
  • Fig. 1 illustrated embodiment of the device according to the invention with four conveyors 2, it is advantageous if each of the two main surfaces of the workpiece 1 is processed by two counter-rotating conveyor 2 each.
  • the processing elements 3 are arranged on a belt 8, which is part of the respective conveyor 2 and rotates in the manner described transversely to the feed direction of the workpiece 1.
  • Fig. 2 shows such a belt 8 in one embodiment as a V-belt.
  • the V-belt is designed as a triple V-belt 8.
  • the processing elements 3 are provided with bristles 9.
  • the bristles 9 are formed in a known manner from metal. In a simple illustration, the bristles 9 can be straight be educated. However, it is advantageous to form the bristles 9 with a corrugated or twisted course, so that the bristles 9 resemble a scrubby brush or a tuft.
  • the bristles 9 can be shot in bundles in the processing elements 3.
  • the processing elements 3 can be made of plastic, for example, and have corresponding receiving bores.
  • the bristles 9 may be provided with not shown barbs.
  • the bristles 9 may be inclined up to 45 °, preferably by 15 °, in the direction of rotation of the belt 8. That the tips of the bristles 9 are in the direction of rotation in front of the correspondingly opposite end of the bristles 9, which is connected to the processing elements 3. As has been found in experiments, penetrate the inclined by 15 ° bristles 9 penetrate particularly advantageous in recesses of the workpiece 1, resulting in a particularly advantageous removal of the oxide layer of cut surfaces and cut edges of the workpiece 1 results and a rounding of the edges is possible.
  • the processing elements 3 may also have support bristles which stabilize the slanted bristles 9 and thus improve their penetration into recesses of the workpiece 1.
  • the support bristles can be made shorter and have a correspondingly high bending force.
  • a vertical or rectangular arrangement of the support bristles to the surface of the processing elements 3 has been found to be advantageous.
  • the bristles 9 may be advantageously formed as roped bristles.
  • the bristles 9 are covered by a jacket in a stabilizing or supporting manner.
  • the sheath can serve as an alternative to the support bristles.
  • the sheath may preferably extend from the lower end of the bristles 9 to approximately the middle of the bristles 9.
  • each processing element 3 carries bristles 9.
  • the processing elements 3 have at one end a groove 10 and at the other end a spring 11, by means of which the processing elements 3 are connectable to each other. A rotation of the processing elements 3 is prevented by the tongue and groove connection in a simple and advantageous manner.
  • the processing elements 3 viewed in the circumferential direction lateral projections 12.
  • the projections 12 make it possible for the processing elements 3 to be supported on a larger surface of the V-belt 8.
  • the processing elements 3 have two projections 12 on each side.
  • the projections 12 are preferably formed integrally with the processing element 3.
  • the processing elements 3 are in the embodiment by means of a fastening screw 13 with bolted to the V-belt 8.
  • 8 holes 14 are introduced or can be introduced in the V-belt.
  • the processing elements 3 have at their the V-belt 8 facing the underside an opening, not shown, which serves for screwing with the fastening screws 13.
  • a processing element 3 has an elongated spring 11a.
  • the spring 11a or the nose of this processing elements 3 serves to compensate for possible belt tolerances and can be correspondingly reduced or removed.
  • an extension of the spring 11a by 1 to 3 mm is sufficient to serve as tolerance compensation.
  • a processing element 3 with an extended spring 11a per V-belt 8 is sufficient.
  • a rotational speed of the processing elements 3 with the bristles 9 of preferably 14 to 16 m / s, is particularly advantageous. This speed ensures, on the one hand, a rapid processing of the workpieces 1 and, on the other hand, has proved to be suitable with regard to the reliability of the machining and the loading of the components involved.
  • the bristles 9 are subject to a corresponding wear during operation of the device according to the invention and can therefore be replaced, it can be provided to either detach the processing elements 3 from the belt 8 and unscrew new processing elements 3 or raise a completely new V-belt 8 with processing elements 3.
  • V-belt 8 may also be a toothed belt, a flat belt (eg with knobs), a chain, a belt or the like be provided.
  • the in the FIGS. 2 to 4 shown V-belt 8 may be formed of rubber, plastic, synthetic rubber or preferably made of neoprene.
  • V-belt 8 a commercially available V-belt or force band is preferably used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Laser Beam Processing (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Claims (11)

  1. Dispositif pour travailler une pièce métallique en forme de bande ou de plaque, comprenant :
    1.1 au moins un dispositif transporteur circulant (2),
    1.2 une courroie (8) constituant une partie du dispositif transporteur (2),
    1.3 une pluralité d'éléments travaillants (3) qui sont disposés en série les uns à la suite des autres sur la courroie (8), les éléments travaillants (3) étant pourvus de soies de brosse (9) et comportant une rainure (10) à une extrémité et une languette (11) à l'autre extrémité, au moyen desquelles les éléments travaillants (3) peuvent être reliés les uns aux autres, et dans lequel
    1.4 le dispositif transporteur (2) fait circuler les éléments travaillants (3) dans la région de la pièce à travailler (1), obliquement ou transversalement à la direction d'avance de la pièce (1), selon un mouvement au moins approximativement linéaire,
    caractérisé en ce que
    les éléments travaillants (3), vus dans la direction de la circulation, comportent des saillies latérales (12).
  2. Dispositif selon la revendication 1,
    caractérisé en ce que
    la courroie est constituée par une courroie trapézoïdale (8).
  3. Dispositif selon la revendication 1,
    caractérisé en ce que
    la courroie est constituée par une courroie trapézoïdale triple (8).
  4. Dispositif selon la revendication 1, 2 ou 3,
    caractérisé en ce que
    les éléments travaillants (3) sont vissés sur la courroie (8).
  5. Dispositif selon l'une des revendications 1 à 4,
    caractérisé en ce que
    les éléments travaillants (3) comportent deux saillies (12) sur chaque côté.
  6. Dispositif selon l'une des revendications 1 à 5,
    caractérisé en ce que
    les soies de brosse (9) sont inclinées jusqu'à 45°, de préférence jusqu'à 15°, dans le sens de la circulation de la courroie (8), de manière que les pointes des soies de brosse (9) se trouvent en avant de l'autre extrémité de ces soies (9), vues dans le sens de la circulation.
  7. Elément travaillant (3) pourvu d'une pluralité de soies de brosse (9) pour un dispositif destiné à travailler une pièce métallique en forme de bande ou de plaque et comportant au moins un dispositif transporteur circulant (2) pourvu d'une courroie (8), dans lequel la courroie (8) peut être garnie des éléments travaillants (3) et dans lequel chaque élément travaillant (3) comporte une rainure (10) à une extrémité et une languette (11) à l'autre extrémité, au moyen desquelles les éléments travaillants (3) peuvent être reliés les uns aux autres de façon bloquée en rotation,
    caractérisé en ce que
    les éléments travaillants (3), vus dans le sens de la circulation de la courroie (8), comportent des saillies latérales (12) pour prendre appui sur la courroie (8).
  8. Elément travaillant selon la revendication 7,
    caractérisé en ce que
    l'élément travaillant (3) comporte sur son côté inférieur une ouverture prévue pour le vissage sur la courroie (8).
  9. Elément travaillant selon la revendication 7 ou 8,
    caractérisé en ce que
    les soies de brosse (9) sont inclinées jusqu'à 45°, de préférence jusqu'à 15° dans le sens de la circulation de la courroie (8).
  10. Courroie trapézoïdale comportant une série d'éléments travaillants (3) selon la revendication 7, 8 ou 9.
  11. Courroie trapézoïdale selon la revendication 10,
    caractérisée en ce que
    au moins un élément travaillant (3) comporte une languette allongée (11a).
EP08020006A 2005-07-25 2006-07-24 Dispositif de traitement d'une pièce usinée métallique Not-in-force EP2025465B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202005011640U DE202005011640U1 (de) 2005-07-25 2005-07-25 Vorrichtung zum Bearbeiten eines metallischen Werkstücks
EP06776364.9A EP1910024B2 (fr) 2005-07-25 2006-07-24 Dispositif pour usiner une pièce métallique en forme de bande ou de plaque

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP06776364.9A Division-Into EP1910024B2 (fr) 2005-07-25 2006-07-24 Dispositif pour usiner une pièce métallique en forme de bande ou de plaque
EP06776364.9A Division EP1910024B2 (fr) 2005-07-25 2006-07-24 Dispositif pour usiner une pièce métallique en forme de bande ou de plaque

Publications (3)

Publication Number Publication Date
EP2025465A2 EP2025465A2 (fr) 2009-02-18
EP2025465A3 EP2025465A3 (fr) 2009-02-25
EP2025465B1 true EP2025465B1 (fr) 2009-10-07

Family

ID=35160784

Family Applications (2)

Application Number Title Priority Date Filing Date
EP06776364.9A Active EP1910024B2 (fr) 2005-07-25 2006-07-24 Dispositif pour usiner une pièce métallique en forme de bande ou de plaque
EP08020006A Not-in-force EP2025465B1 (fr) 2005-07-25 2006-07-24 Dispositif de traitement d'une pièce usinée métallique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP06776364.9A Active EP1910024B2 (fr) 2005-07-25 2006-07-24 Dispositif pour usiner une pièce métallique en forme de bande ou de plaque

Country Status (7)

Country Link
US (1) US7789735B2 (fr)
EP (2) EP1910024B2 (fr)
JP (1) JP2009502522A (fr)
CN (1) CN101247922A (fr)
AT (2) ATE473838T1 (fr)
DE (3) DE202005011640U1 (fr)
WO (1) WO2007012438A1 (fr)

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DE102008016944A1 (de) * 2008-04-01 2009-10-08 Lissmac Maschinenbau Und Diamantwerkzeuge Gmbh Vorrichtung zum Bearbeiten von Werkstücken
DE102012012562A1 (de) * 2011-06-30 2013-01-03 Asmo Co., Ltd. Werkstückzufuhrvorrichtung und werkstückzufuhrverfahren
CN102366919B (zh) 2011-09-21 2015-01-07 杭州祥生砂光机制造有限公司 一圈两磨倒角去毛刺机及去毛刺方法
PT2792450E (pt) * 2013-04-19 2016-03-02 Arku Maschb Gmbh Máquina de rebarbar
DE102013017908A1 (de) * 2013-10-29 2015-04-30 Lissmac Maschinenbau Gmbh Vorrichtung zum Bearbeiten von Oberflächen von metallischen Werkstücken und Vorrichtungsaufnahme fûr eine solche Vorrichtung
DE102013017907A1 (de) * 2013-10-29 2015-04-30 Lissmac Maschinenbau Gmbh Vorrichtung zum Bearbeiten von metallischen Werkstücken und Vorrichtungsaufnahme für eine solche Vorrichtung
DE102014115778A1 (de) * 2014-10-30 2016-05-04 Lissmac Maschinenbau Gmbh Bearbeitungselement zum Bearbeiten eines profilförmigen oder flachen metallischen Werkstücks sowie wandförmige Trägereinrichtung mit einer Vielzahl von darauf montierten Bearbeitungselementen
CN104607723A (zh) * 2014-12-01 2015-05-13 西安电子工程研究所 一种裂缝波导去毛刺机
DE102015003257B4 (de) 2015-03-16 2023-11-02 Friedrich August Picard Gmbh & Co. Kg Schleifvorrichtung
DE202015102354U1 (de) * 2015-05-08 2015-05-22 Arku Maschinenbau Gmbh Bearbeitungseinheit für eine Maschine zum Entgraten eines flächigen Werkstücks
DE102015110115A1 (de) 2015-06-24 2016-12-29 Georg Weber Vorrichtung zum Bearbeiten eines Werkstücks
DE102015115623A1 (de) * 2015-09-16 2017-03-16 Lcm Gmbh Vorrichtung zur Nachbearbeitung mindestens eines plattenförmigen Werkstücks
DE202015106711U1 (de) * 2015-12-09 2017-03-10 Kolthoff Gabrovo Eood Werkzeug für Oberflächenfeinbearbeitungen
DE202017103217U1 (de) 2017-05-29 2017-06-23 Arku Maschinenbau Gmbh Schleifblock
DE102018106347A1 (de) 2018-03-19 2019-09-19 Boeck Gmbh Verbindungsvorrichtung
DE102020001283A1 (de) 2020-02-28 2021-09-02 Wendt Poliertechnik Gmbh & Co. Kg Polierwerkzeug
US10828741B1 (en) * 2020-05-22 2020-11-10 Royce McFadden Wood sander
DE102022111193A1 (de) 2022-05-05 2023-11-09 Friedrich August Picard Gmbh & Co. Kg Schleifblock
DE202022102471U1 (de) 2022-05-05 2022-06-22 Friedrich August Picard Gmbh & Co. Kg Schleifblock
CN115042102B (zh) * 2022-07-01 2024-06-14 江苏冠日新材料科技有限公司 一种砂纸生产加工用磨料涂覆装置

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Also Published As

Publication number Publication date
ATE444833T1 (de) 2009-10-15
CN101247922A (zh) 2008-08-20
DE202005011640U1 (de) 2005-10-13
EP1910024A1 (fr) 2008-04-16
DE502006005061D1 (de) 2009-11-19
JP2009502522A (ja) 2009-01-29
EP1910024B2 (fr) 2017-05-24
US7789735B2 (en) 2010-09-07
EP2025465A2 (fr) 2009-02-18
ATE473838T1 (de) 2010-07-15
EP1910024B1 (fr) 2010-07-14
DE502006007441D1 (de) 2010-08-26
WO2007012438A1 (fr) 2007-02-01
EP2025465A3 (fr) 2009-02-25
US20090104859A1 (en) 2009-04-23
WO2007012438A8 (fr) 2008-02-28

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