EP1396310A1 - Machine et procédé de surfaçage - Google Patents

Machine et procédé de surfaçage Download PDF

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Publication number
EP1396310A1
EP1396310A1 EP03016703A EP03016703A EP1396310A1 EP 1396310 A1 EP1396310 A1 EP 1396310A1 EP 03016703 A EP03016703 A EP 03016703A EP 03016703 A EP03016703 A EP 03016703A EP 1396310 A1 EP1396310 A1 EP 1396310A1
Authority
EP
European Patent Office
Prior art keywords
electric drive
workpiece
surface treatment
pressure load
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
EP03016703A
Other languages
German (de)
English (en)
Other versions
EP1396310B1 (fr
Inventor
Josef Gröber
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.)
IBZ GmbH
Original Assignee
IBZ 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 IBZ GmbH filed Critical IBZ GmbH
Publication of EP1396310A1 publication Critical patent/EP1396310A1/fr
Application granted granted Critical
Publication of EP1396310B1 publication Critical patent/EP1396310B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B24B21/004—Machines or devices using grinding or polishing belts; Accessories therefor using abrasive rolled strips
    • 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
    • B24B35/00—Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency

Definitions

  • the present invention relates to a Surface treatment device, such as a Bandfinishvorraum, as well as a method for Surface machining of a workpiece.
  • the band finishing device has a band and a Anpressteil, which is intended, the tape against the To press workpiece.
  • the Anpressteil is by a pneumatically actuated piston, with a pressure is pneumatically controlled between the belt and the workpiece.
  • a first aspect of the invention for solving the asked Task relates to a surface treatment device for Surface treatment of a workpiece with a Surface treatment tool (belt) and a pressing part, intended to be the surface finishing tool (Band) against the workpiece or vice versa (workpiece against Surface finish), e.g. one electric drive (e.g., electric motor or linear motor) for Driving the Anpressteil and a control device provided which are e.g. Electric drive so regulates that during the entire machining process a nominal pressure load between the machining tool and the workpiece.
  • a surface treatment device for Surface treatment of a workpiece with a Surface treatment tool (belt) and a pressing part intended to be the surface finishing tool (Band) against the workpiece or vice versa (workpiece against Surface finish)
  • one electric drive e.g., electric motor or linear motor
  • a control device provided which are e.g. Electric drive so regulates that during the entire machining process a nominal pressure load between the machining tool and the workpiece.
  • a second aspect of the invention for solving the asked Task relates to a method for surface treatment of a Workpiece using a Surface treatment device with a Surface treatment tool and a Anpressteil that is provided, the surface treatment tool against the Workpiece or vice versa, the method a Step for controlling an electric drive for driving the Compression part, so that throughout the entire Machining process a target pressure load between the belt and adjusts the workpiece.
  • the particular advantage of the invention is that for the operation the surface processing device only electrical Energy but no further or additional drive energy like e.g. Compressed air is required.
  • the target pressure between the surface treatment tool and the workpiece constantly kept constant as it is electronically regulated becomes.
  • Fig. 1 shows a perspective view of a Surface treatment device according to the Embodiment.
  • Fig. 2 shows another perspective view of Surface treatment device according to the Embodiment.
  • Fig. 1 shows a surface treatment device 1 with a housing 2
  • Fig. 2 the Surface treatment device 1 without the housing 2 shows, such that the internal structure of the surface processing device 1 is partially recognizable.
  • the shown in Figures 1 and 2 Surface treatment device 1 according to the Embodiment is a belt finishing device, the one Surface of a workpiece (not shown) polished, grinds or otherwise processed.
  • the machining of the workpiece is done by a in the field the surface technology usual tape or finishing tape (respectively not shown) as a surface working tool associated with an adjustable pressure load against the workpiece surface pressed and at the same time by a below described Construction on the surface is moved.
  • the belt finishing device generally has a pressing part 3, which the surface treatment tool against the workpiece suppressed.
  • a pressing part 3 which the surface treatment tool against the workpiece suppressed.
  • Anpressteil 3 with a contact roller 3 running to the one Machining tool (e.g., belt) is wound.
  • the contact role 3 is preferably made of elastomer and may itself as well Surface machining tool to be executed.
  • Figures 1 and 2 a take-up reel 6, the is driven by a take-up drive 5, a Unwinding roller 4 and a deflection roller 7, around which the band is wound. All reels 3, 4, 6 and 7 are on a sled 8 supported.
  • the carriage 8 in turn is linearly movable on a rail 9 supported.
  • the rail 9 is at a border 10 formed on any machine tool (not shown) is fixedly attached.
  • the whole Surface treatment device 1 is thus on the Mount 13 is fixedly supported on the machine tool while the carriage 8 is movable relative to the machine tool, which is explained below.
  • an electric drive 11 is arranged in the enclosure 10.
  • the electric drive 11 is fixed to the enclosure 10 connected.
  • the electric drive 11 is connected via a Power source (not shown) an electric current fed.
  • the electric drive 11 thereby drives one Feed unit 12, which is firmly connected to the carriage 8 is.
  • the carriage 8 by the electric drive 11 or a curve moves.
  • the surface processing apparatus 1 further has a control device (Not shown).
  • the control device regulates the electrical Drive 11 such that a desired target pressure load between the surface treatment tool and the workpiece established.
  • This control is preferably by supplying a corresponding electric current, or generally one electrical power, in the electric drive 11 realized.
  • the target pressure load may be, for example, a desired pressure or a Target pressure force to be. If the electric drive 11 is e.g. the appropriate current or power actually supplied is, then presses the surface treatment tool with the Target force or with the target pressure against the workpiece.
  • finishing tool is a tape
  • a Reel with the wrapped band (not shown) first at the Unwinding 4 arranged.
  • a free end of the band will be over the deflection roller 7 and wound around the contact control 3 and then attached to the take-up reel 6.
  • the control device then leads the electric drive 11 corresponding electrical power or electric current to.
  • the carriage 8 moves to the workpiece and presses the contact control 10 against the target pressure load the workpiece.
  • a vibration drive or actuator drives (not shown) the contact roller 3 in its axial direction oscillating.
  • the tape is replaced by an overlay of Feed movement and the oscillating motion at the Surface of the workpiece moves and with the target pressure load against pressed the workpiece, creating an excellent Surface quality is achieved.
  • the warms up Workpiece surface only small, so that soft skin formation, Residual stresses, microstructural changes and cracks are avoided.
  • the particular advantage of the invention is that for the operation the surface processing device 1 only electrical Energy but no further or additional drive energy like e.g. Compressed air is required.
  • the target pressure load between the surface processing tool and the workpiece can be constantly kept constant because it is electronically controlled.
  • Conventional pneumatic controls have relatively large pressure fluctuations, which can lead to an uneven compressive load and thus uneven surface quality.
  • the invention can be modified or developed as follows.
  • a current measuring device is provided, the electrical drive 11 supplied electrical Amperage measures and a signal corresponding to the measured Amperage of the control device supplies.
  • the control device determines a pressure load from the measured current between the surface treatment tool and the workpiece.
  • the control device on a table, a Characteristic, Drucklasteichung or another figure reference take, or it can take the pressure load from a mathematical Calculate formula. Based on the specific pressure load electric drive controls the control device the electric drive 11 such that the target pressure load established.
  • the electric drive 11 supplied Power or current based on the measured Amperage be regulated. This will put the pressure load between the machining tool and workpiece more precisely on the Set pressure load set.
  • the control device determines from the target pressure load a power to be supplied to the electric drive 11.
  • the Target pressure load can be via an input device in the Control electronics are entered.
  • the control electronics determined on the basis of the entered nominal pressure load, the electric drive 11 power to be supplied from a table, Characteristic curve, pressure load calibration or from another illustration.
  • a pressure load measuring device for measuring the Pressure load between the machining tool and the workpiece intended.
  • the pressure load measuring device sends a signal according to the measured pressure load to the control device. This allows the control device to the electric drive 11 supplied electric power or current on the Regulate the basis of the measured pressure load, reducing the pressure load between the tape and the editing tool even more detail the target pressure load is regulated.
  • the pressure load measuring device can be arbitrary in the power flow be arranged, that is, they can, for example, directly to the Pressing part 3, the pressure roller 10, the feed unit 12 or be the electric drive 11, since, for example, the pressure force in the power flow between electric drive 11 and the workpiece is substantially the same.
  • the feed unit 12 of the electric Drive 11 a threaded spindle. This can be done simultaneously big stroke and a reasonable pressure to be generated.
  • the invention is not limited to that of electric drive is a spindle motor or the like. It It is also conceivable that the electric drive is a linear motor or a piezo actuator. In the case of a piezo actuator controls the control device applied to the piezoelectric actuator electrical voltage instead of electric current, such as this e.g. in an electric motor is the case.
  • control device can the take-up 5, the the tape is wrapped around the take - up reel 4, so that the Feeding the tape has a constant speed.
  • This is advantageously a uniform Surface finish achieved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
EP03016703A 2002-09-06 2003-07-22 Machine et procédé de surfaçage Expired - Lifetime EP1396310B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10241417 2002-09-06
DE10241417A DE10241417A1 (de) 2002-09-06 2002-09-06 Oberflächenbearbeitungsvorrichtung und -verfahren

Publications (2)

Publication Number Publication Date
EP1396310A1 true EP1396310A1 (fr) 2004-03-10
EP1396310B1 EP1396310B1 (fr) 2005-12-14

Family

ID=31502459

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03016703A Expired - Lifetime EP1396310B1 (fr) 2002-09-06 2003-07-22 Machine et procédé de surfaçage

Country Status (3)

Country Link
EP (1) EP1396310B1 (fr)
AT (1) ATE312685T1 (fr)
DE (2) DE10241417A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011012337B4 (de) * 2011-02-24 2013-01-24 Thielenhaus Technologies Gmbh Vorrichtung zum Bandfinishen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995021728A1 (fr) * 1992-05-20 1995-08-17 Barton Kenneth A Ii Procede et appareil pour corriger la conicite d'une piece usinee cylindrique
DE29514753U1 (de) * 1995-09-14 1997-01-16 Supfina Grieshaber GmbH & Co., 42859 Remscheid Finish-Vorrichtung
DE29819443U1 (de) * 1998-10-31 1998-12-24 Nagel Maschinen- und Werkzeugfabrik GmbH, 72622 Nürtingen Vorrichtung zur Feinbearbeitung von im wesentlichen zylindrischen Werkstückoberflächen
EP1027956A2 (fr) * 1999-02-09 2000-08-16 NAGEL Maschinen- und Werkzeugfabrik GmbH Dispositif pour le finissage de surfaces de pièces essentiellement cylindriques

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1013609B (it) * 1974-05-09 1977-03-30 Finike Italiana Marpuss Soc In Metodo e relativa apparecchiatura per il comando e la regolazione dei cicli di lavorazione di una macchina utensile
DE4030158A1 (de) * 1990-09-24 1992-03-26 Hau Simex Gmbh Bandschleifmaschine
DE4227315C2 (de) * 1991-08-19 1995-03-09 Grieshaber Masch Maschine zum Schleifen, Kurzhubhonen und Polieren der Außenoberfläche von Werkstücken
DE19515076C2 (de) * 1995-04-28 1998-02-05 Waldemar Loeser Vorrichtung zum Feinstbearbeiten von Oberflächen
DE19534871C2 (de) * 1995-09-20 1997-07-31 Bauerrichter Hans Dieter Vorrichtung zum automatisierten Schleifen der Kanten von Werkstücken aus Holz oder Kunststoff

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995021728A1 (fr) * 1992-05-20 1995-08-17 Barton Kenneth A Ii Procede et appareil pour corriger la conicite d'une piece usinee cylindrique
DE29514753U1 (de) * 1995-09-14 1997-01-16 Supfina Grieshaber GmbH & Co., 42859 Remscheid Finish-Vorrichtung
DE29819443U1 (de) * 1998-10-31 1998-12-24 Nagel Maschinen- und Werkzeugfabrik GmbH, 72622 Nürtingen Vorrichtung zur Feinbearbeitung von im wesentlichen zylindrischen Werkstückoberflächen
EP1027956A2 (fr) * 1999-02-09 2000-08-16 NAGEL Maschinen- und Werkzeugfabrik GmbH Dispositif pour le finissage de surfaces de pièces essentiellement cylindriques

Also Published As

Publication number Publication date
EP1396310B1 (fr) 2005-12-14
DE50301907D1 (de) 2006-01-19
ATE312685T1 (de) 2005-12-15
DE10241417A1 (de) 2004-03-18

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