EP4058237A1 - Machine à meuler circulaire dotée d'une unité de dressage - Google Patents

Machine à meuler circulaire dotée d'une unité de dressage

Info

Publication number
EP4058237A1
EP4058237A1 EP21810538.5A EP21810538A EP4058237A1 EP 4058237 A1 EP4058237 A1 EP 4058237A1 EP 21810538 A EP21810538 A EP 21810538A EP 4058237 A1 EP4058237 A1 EP 4058237A1
Authority
EP
European Patent Office
Prior art keywords
axis
rotation
workpiece
grinding wheel
grinding machine
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
EP21810538.5A
Other languages
German (de)
English (en)
Other versions
EP4058237B1 (fr
Inventor
Frank ZIERSCH
Jean-Claude Montandon
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.)
Ziersch GmbH
Original Assignee
Ziersch 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 Ziersch GmbH filed Critical Ziersch GmbH
Publication of EP4058237A1 publication Critical patent/EP4058237A1/fr
Application granted granted Critical
Publication of EP4058237B1 publication Critical patent/EP4058237B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
    • B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
    • 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
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
    • B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs

Definitions

  • the present invention relates to a cylindrical grinding machine for grinding a preferably rotatable workpiece.
  • the cylindrical grinding machine is used in particular for grinding a cylindrical workpiece, for example, clamped between centers or on one side with the aid of a rotating grinding wheel.
  • the cylindrical grinding machine also includes a dressing unit for dressing the grinding wheel.
  • DE 31 36 396 A1 shows a portal grinding machine with one or more stands and a traverse attached to the stand at the top.
  • An infeed carriage is movably mounted on the traverse and carries a tool drive head for driving a machining tool.
  • a workpiece set-up bench has two spaced workpiece holders between which the workpiece to be machined is kept free and is driven in rotation about its longitudinal axis.
  • the infeed carriage can be moved transversely to the longitudinal axis of the workpiece. When machining the workpiece, the machining tool is arranged above the longitudinal axis of the workpiece.
  • the infeed carriage can also be moved parallel to the longitudinal axis of the workpiece.
  • the two spaced workpiece holders are formed by a workpiece headstock fixed on a working platform and by a tailstock that can be fixed on the working platform.
  • the DD 7177 shows a device for the fine dressing of a grinding wheel.
  • a positively guided dressing wheel that runs along and is set at an angle to the axis of rotation of the grinding wheel is moved parallel to the axis of rotation of the grinding wheel.
  • the axis of rotation of the dressing wheel set at an angle lies in a common plane with the axis of rotation of the grinding wheel.
  • EP 3 351 344 A1 describes a cylindrical grinding machine in which a grinding wheel is guided vertically upwards while the workpiece to be machined is positioned below the grinding wheel.
  • a rotation axis of the workpiece lies on a vertical plane on which a rotation axis of the grinding wheel is moved in the vertical direction.
  • the axis of rotation of the workpiece can be adjusted in this vertical plane as well as transversely or at right angles to it in the thousandths of a millimeter range.
  • a disadvantage of this cylindrical grinding machine is that, despite the arrangement of the grinding wheel over the workpiece, unwanted tilting can occur between the grinding wheel and the workpiece, so that the machining accuracy that can be achieved is limited.
  • a workpiece holder is known from US Pat. No. 2,842,905, with which workpieces are to be held in a position to be machined in a grinding machine.
  • the holder is designed in particular for rod-shaped workpieces.
  • a grinding/polishing machine which comprises a machine body with a support base and a platform mounted on the support base for holding a workpiece.
  • a post extends from the support base in a Z-axis direction.
  • the grinding/polishing machine also includes a first grinding unit having a first grinding wheel and slidably mounted on the stand, and a second grinding unit having a second grinding wheel mounted to the first grinding unit for simultaneous movement with the first grinding unit and is displaceable relative to the first grinding unit in order to move the second grinding wheel in a Y-axis direction.
  • DE 1 118 646 discloses an attachment for circular and conical grinding of circular workpieces that can be placed on a clamping table of a surface grinding machine Drive plate are arranged.
  • the base plate can be tilted to both sides.
  • the grinding machine comprises a machine bed, two vertical columns arranged laterally on the machine bed and a bridge that can be moved on the vertical columns in a horizontal, linear Y-axis, in the manner of a portal structure.
  • the grinding machine also includes an X slide that can be moved on the bridge in a horizontal linear X axis and a Z slide that can be moved on the X slide in a vertical linear Z axis, as well as a grinding spindle mounted on the Z slide .
  • a machine table arranged on the machine bed carries a workpiece clamping device.
  • the tool magazine is designed as a magazine wheel and has tool holders on its circumference for interchangeably receiving grinding wheels.
  • the tool magazine is arranged on the machine table so that it can rotate about an axis parallel to the Z-axis.
  • the object of the present invention is to increase the machining accuracy of a circular grinding machine while keeping the structural design simple. At the same time, a high level of dressing accuracy should be realizable. Those should be preferred The dimensions of the machine can be designed in such a way that it only requires a small amount of space in a workshop.
  • the rotary grinding machine according to the invention is used for grinding a workpiece.
  • the workpiece preferably consists of metal, for example steel.
  • Rotationally symmetrical as well as non-rotationally symmetrical workpieces can be machined with the cylindrical grinding machine.
  • high demands can be met with regard to the surface to be achieved, accuracy, dimensional accuracy and freedom from twists.
  • the circular grinding machine includes a machine bed, which is preferably attached to a main stand of the circular grinding machine, so that the machine bed rests firmly on a floor on which the main stand stands.
  • the main stand forms a support for all other components of the cylindrical grinding machine.
  • the machine bed is preferably aligned horizontally and is preferably connected to the main column without moving bearing units.
  • the machine bed carries a swivel table, on which a work headstock for the rotary drive of the work piece is arranged in a fixed mountable manner.
  • the work headstock and also the swivel table are not designed to be shifted while the work piece is being ground.
  • the workhead is not designed to be displaced axially in the direction of an axis of the workhead during grinding of the workpiece.
  • the workhead is preferably fixed on the swivel table assembled .
  • the work headstock which can be mounted firmly on the machine bed, and the tailstock, which can be fixed on the machine bed, can be used during grinding or grinding. dressing process firmly connected to the machine bed.
  • a tailstock On the swivel table or a tailstock is also arranged in a fixed manner on a lifting carriage fastened to this.
  • the tailstock is used to hold the workpiece at an axial end of the workpiece opposite the workpiece headstock.
  • the lifting slide can move the tailstock axially when the workpiece is clamped or should be stretched out.
  • a first axis of rotation about which the workpiece can be rotated is defined by the workhead and the tailstock.
  • the tailstock can preferably be moved and fixed on the swivel table in order to be able to adapt it to workpieces of different lengths.
  • the swivel table can be swiveled relative to the machine bed about a swivel axis aligned in a horizontal direction transverse to the first axis of rotation. This means that the workpiece clamped in the workpiece headstock can also be swiveled relative to the machine bed.
  • the first axis of rotation can therefore also be pivoted within a vertical plane.
  • the pivoting movement can preferably be fixed, so that the pivoting table cannot be pivoted, in particular while the workpiece is being ground. If the pivoting movement is fixed, the pivoting table is preferably firmly connected to the machine bed.
  • the pivoting table can preferably be pivoted with respect to a hori zontal, so that the pivoting table is aligned horizontally in an initial position.
  • the cylindrical grinding machine also includes a grinding wheel that can be rotated about a second axis of rotation for grinding the workpiece.
  • the first axis of rotation and the second axis of rotation are arranged together in a vertical plane.
  • the second axis of rotation is positioned above the first axis of rotation such that the grinding wheel is positioned above the workpiece.
  • the workpiece is thus machined from above by the grinding wheel.
  • the second axis of rotation is arranged above the first axis of rotation with respect to the vertical direction.
  • the grinding wheel is preferably seated on a shaft, which is in particular a grinding spindle.
  • This grinding spindle is preferably mounted in at least one, preferably in several, rotary bearings, so that it can rotate, whereby the grinding wheel also rotates and the workpiece can be ground with the grinding wheel.
  • the second axis of rotation is preferably aligned horizontally, in particular fixed horizontally.
  • the cylindrical grinding machine also includes a longitudinal guide for displacing the rotatable grinding wheel axially in the direction of the second axis of rotation, ie for displacing in the direction defined by the second axis of rotation.
  • a tower which carries the grinding wheel spindle and the grinding wheel, is shifted axially.
  • the longitudinal guide is also arranged in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • the longitudinal guide has in particular a central guide axis which is preferably arranged in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • the longitudinal guide is designed in particular to move the grinding wheel indirectly along the second axis of rotation.
  • the longitudinal guide is preferably designed to support the grinding wheel spindle or spindle carrying the grinding wheel. to move the at least one bearing supporting the grinding wheel spindle in the direction of the second axis of rotation, as a result of which the grinding wheel is moved indirectly in the direction of the second axis of rotation, d. H . is shifted on the second axis of rotation.
  • the shaft is preferably a grinding spindle with an electric grinding wheel motor.
  • the at least one bearing is accordingly a spindle bearing.
  • the longitudinal guide then serves for direct or indirect axial displacement of the grinding wheel motor in the direction of the second axis of rotation, as a result of which the grinding wheel is also displaced indirectly in the direction of the second axis of rotation.
  • the cylindrical grinding machine also includes a dressing unit for dressing the grinding wheel.
  • the dressing unit is arranged in the axial direction next to the tailstock on the machine bed in relation to the first axis of rotation.
  • the dressing unit is therefore preferably also arranged in the first axis of rotation, specifically next to the tailstock on the machine bed.
  • the dressing unit is preferably mounted on the machine bed so that it can be displaced in a horizontal direction transversely to the first axis of rotation, so that it can be moved in this direction to the grinding wheel; for example, to guide a dressing tool sitting on the dressing unit to the grinding wheel or to be able to choose from different dressing tools sitting on the dressing unit.
  • the dressing unit, the workhead and the Tailstock are arranged together on the machine bed.
  • the dressing unit arranged on the machine bed is preferably firmly connected to the machine bed, so that the dressing unit is also firmly connected to the work headstock, the tailstock and the main stand via the machine bed during a dressing process. This prevents unwanted displacements of the dressing unit during dressing, which leads to high accuracy when dressing the grinding wheel.
  • a particular advantage of the circular grinding machine is that the joint arrangement of the two rotary axes and the longitudinal guide in a single vertical plane allows for high machining accuracy and a compact design of the circular grinding machine.
  • the workpiece sitting on the workhead does not have to be moved in the direction of the second axis of rotation, since the grinding wheel can be moved lengthwise with the help of the longitudinal guide.
  • the workpiece is thus firmly seated on the machine bed, which enables increased machining accuracy.
  • the cylindrical grinding machine also includes a grinding wheel motor.
  • the grinding wheel motor has a motor shaft coupled to the grinding wheel spindle on which the grinding wheel is fixedly mounted.
  • the motor shaft is in the second axis of rotation.
  • the at least one rotary bearing for mounting the grinding wheel is formed, for example, in the grinding wheel motor.
  • the longitudinal guide carries the grinding wheel motor together with the grinding wheel.
  • the longitudinal guide preferably supports the grinding wheel motor indirectly.
  • the longitudinal guide preferably comprises two parallel guide rails which are arranged in a horizontal plane.
  • the central guide axis runs in the middle between these two guide rails and is preferably arranged in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • the guide rails are preferably located on the main stand of the cylindrical grinding machine.
  • the longitudinal guide preferably includes a first actuator, by which the longitudinal guide can be driven.
  • the grinding wheel can thus be displaced in the direction of the second axis of rotation by the drive of the first actuator.
  • the longitudinal guide allows the rotatable grinding wheel to be displaced by preferably at least 400 mm and more preferably at least 700 mm.
  • the cylindrical grinding machine also includes a vertical guide for guiding the grinding wheel vertically.
  • the grinding wheel can be guided up and down in the vertical direction by the vertical guide.
  • the grinding wheel can therefore be guided to the workpiece from above with the vertical guide in order to grind the workpiece.
  • the grinding wheel is guided in the radial direction to the workpiece by the vertical guide.
  • the vertical guide preferably carries the grinding wheel motor together with the grinding wheel.
  • the Longitudinal guide preferably carries the vertical guide and thus indirectly also the grinding wheel motor.
  • the vertical guide preferably includes a second actuator, by which the vertical guide can be driven.
  • the grinding wheel can be shifted up and down in the vertical direction by driving the second actuator.
  • the vertical guide allows the rotatable grinding wheel to be displaced by preferably at least 200 mm.
  • the cylindrical grinding machine also includes a tower which is supported by the longitudinal guide.
  • the tower carries the vertical guide, with the vertical guide preferably being arranged in or on the tower.
  • the vertical guide carries the grinding wheel; in particular the grinding wheel motor with the coupled grinding wheel spindle and the grinding wheel sitting on it.
  • the tower is arranged next to the grinding wheel in the axial direction in relation to the second axis of rotation.
  • the tower is preferably arranged next to the dressing unit in the axial direction relative to the first axis of rotation, with the dressing unit being located between the tower and the tailstock.
  • the tower is preferably carried by the two guide rails on the main stand and is guided in these guide rails, which form the longitudinal guide.
  • the tower is preferably displaced along the longitudinal guide in order to displace the grinding wheel.
  • the turret preferably has a central axis which is vertically oriented and axially adjacent to the grinding wheel relative to the second axis of rotation is arranged.
  • the central axis is preferably arranged next to the dressing unit in the axial direction relative to the first axis of rotation, with the dressing unit being located between the central axis and the tailstock.
  • the middle axis preferably lies in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • the work headstock preferably comprises a work piece motor for driving the work piece in rotation and a work piece spindle.
  • the work headstock can be moved on the swivel table and fixed there.
  • the dressing unit preferably comprises a number of different dressing tools, which are arranged next to one another in a horizontal plane. Since the dressing tools are mounted on the dressing unit so that they can be displaced in a horizontal direction transverse to the first axis of rotation, one of the dressing tools can be selected for dressing in each case by such a displacement process.
  • the plurality of dressing tools are preferably arranged next to one another in a horizontal direction transverse to the first axis of rotation.
  • the dressing unit comprises at least one static dressing tool and at least one dynamic dressing tool, so that different dressing processes can be carried out on the grinding wheel.
  • the pivoting table is pivotably mounted in a pivot bearing relative to the machine bed at an axial first end of the pivoting table related to the first axis of rotation.
  • a vertical distance between an axial one related to the first axis of rotation second end of the swivel table and the machine bed is defined by an adjustment element.
  • the vertical distance between the axial second end of the pivoting table, which is related to the first axis of rotation, and the machine bed is defined in particular by an adjustable length of the adjustment element.
  • the adjusting element is preferably formed by a spindle.
  • the adjustment element preferably includes a coarse adjustment and a fine adjustment.
  • the swiveling table can preferably be swiveled by at least ⁇ 5° in relation to the machine bed.
  • the machine bed includes a base plate on which the dressing unit, the pivot bearing and the adjustment element are attached.
  • the base plate is preferably made of cast steel.
  • Fig. 1 a side view of a preferred embodiment of a circular grinding machine according to the invention
  • FIG. 2 a perspective view of the in FIG. 1 cylindrical grinding machine shown
  • FIG. 3 a detailed view of the one shown in FIG. 1 shown rotary grinding machine with a hori zontally aligned swivel table
  • FIG. 4 a detailed view of the cylindrical grinding machine shown in FIG. 1 with a swiveling table inclined by -10°;
  • FIG. 5 a detailed view of the cylindrical grinding machine shown in FIG. 1 with a swiveling table inclined by +6°;
  • FIG. 6 a side view of the cylindrical grinding machine shown in FIG. 1 during a dressing process
  • FIG. 7 a detailed view of the cylindrical grinding machine shown in FIG. 1 during a dressing process with a swivel table inclined by -10°.
  • the cylindrical grinding machine includes a main stand 01, which carries a tower 02 and a machine bed 03.
  • the tower 02 carries a grinding unit 04, which is also referred to as a grinding headstock and which includes a grinding wheel motor (not shown) and a grinding wheel 06 driven by the grinding wheel motor.
  • a swivel table 07 is arranged on the machine bed 03, on which a workpiece headstock 08 for the rotational drive of a workpiece 09 (shown in FIG. 4) is fixedly mounted.
  • a tailstock 11 is arranged on the swivel table 07 so that it can be fixed. The distance between the tailstock 11 and the workhead 08 can be changed.
  • the workpiece 09 is between the workhead 08 and the tailstock 11 clampable .
  • Workpiece headstock 08 includes a workpiece motor 12 for driving workpiece 09 in rotation.
  • the workhead 08 defines a first axis of rotation about which the workpiece 09 rotates.
  • the swiveling table 07 can be tilted in relation to the machine bed 03 .
  • the pivoting table 07 is connected on the one hand to the machine bed 03 via a pivot bearing 13 and on the other hand to the machine bed 03 via an adjustment element 14 .
  • a dressing unit 16 for dressing the grinding wheel 06 is also arranged on the machine bed 03 and is located axially next to the tailstock 11 in relation to the first axis of rotation.
  • the dressing unit 16 is thus located between the tailstock 11 and the tower 02 .
  • the dressing unit 16 is mounted on the machine bed 03 so that it can be displaced in a horizontal direction transversely to the first axis of rotation.
  • the grinding wheel motor drives the grinding wheel 06 so that it rotates about a second axis of rotation.
  • Tower 02, the first axis of rotation and the second axis of rotation all lie in a vertical plane.
  • the tower 02 is carried by the main stand 01 via a longitudinal guide 17 .
  • the longitudinal guide 17 allows the tower 02 to be displaced axially in the direction of the second axis of rotation, ie. H . in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • a vertical guide 18 (shown in FIG. 2 ), which carries the grinding unit 04 , is arranged in or on the tower 02 .
  • the vertical guide 18 allows a vertical displacement of the grinding unit 04 relative to the tower 02.
  • the vertical guide 18 thus allows a vertical displacement of the grinding wheel 06, so that the grinding wheel 06 can be guided in the vertical direction to the workpiece 09.
  • the vertical guide 18 has a central axis which lies in the vertical plane comprising the first axis of rotation and the second axis of rotation.
  • FIG. 2 shows a perspective view of the cylindrical grinding machine shown in FIG. 1 . This view includes the vertical guide 18 located in the tower 02 can be seen.
  • FIG. 3 shows a detailed view of the cylindrical grinding machine shown in FIG.
  • the pivoting table 07 is aligned horizontally.
  • FIG. 4 shows a further detailed view of the cylindrical grinding machine shown in FIG.
  • the swiveling table 07 is inclined by -10° in relation to the machine bed 03 and thus also by -10° in relation to the horizontal.
  • the adjustment element 14 is adjusted.
  • the workpiece 09 to be ground is shown in this view.
  • the grinding wheel 06 rotating about the second axis of rotation grinds the workpiece 09 rotating about the first axis of rotation.
  • FIG. 5 shows a further detailed view of the cylindrical grinding machine shown in FIG.
  • the swivel table 07 is in this representation by +6 ° compared to the machine bed 03 and thus also inclined by +6° to the horizontal. To set the inclination, the adjustment element 14 is adjusted.
  • FIG. 6 shows a side view of the cylindrical grinding machine shown in FIG. 1 during a dressing process.
  • the grinding wheel 06 was guided to the dressing unit 16 using the longitudinal guide 17 and using the vertical guide 18 (shown in FIG. 2).
  • the grinding wheel 06 rotating about the second axis of rotation is dressed by the dressing unit 16 .
  • FIG. 7 shows a detailed view of the cylindrical grinding machine shown in FIG. 1 during a dressing process.
  • the grinding wheel 06 was guided to the dressing unit 16 using the longitudinal guide 17 (shown in FIG. 6) and using the vertical guide 18 (shown in FIG. 2).
  • the swivel table 07 was inclined by -10° relative to the machine bed 03 and thus also by -10° relative to the horizontal.
  • the workpiece 09 to be ground is also shown in this view.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

La présente invention concerne une machine à meuler circulaire pour meuler une pièce cylindrique. La machine à meuler circulaire comprend un banc de machine (03) qui supporte une table pivotante (07) sur laquelle une poupée porte-pièce (08) est agencée de telle sorte qu'elle peut être montée de manière fixe pour entraîner la pièce en rotation et sur laquelle une contre-poupée (11) est disposée de manière fixe. Un premier axe de rotation est défini par la poupée porte-pièce (08) et la contre-poupée (11). La table pivotante (07) peut pivoter autour d'un axe de pivotement par rapport au banc de machine (03). La machine à meuler circulaire comprend en outre un disque abrasif (06) qui peut tourner autour d'un second axe de rotation. Le premier axe de rotation et le second axe de rotation sont disposés conjointement dans un plan vertical, le second axe de rotation étant disposé au-dessus du premier axe de rotation. Un guide longitudinal (17) disposé dans ce plan vertical est utilisé pour déplacer axialement le disque abrasif (06). Une unité de dressage (16) est disposée à côté de la contre-poupée (11) sur le banc de machine (03) dans la direction axiale par rapport au premier axe de rotation.
EP21810538.5A 2020-11-13 2021-11-05 Machine à meuler circulaire dotée d'une unité de dressage Active EP4058237B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020130004.2A DE102020130004A1 (de) 2020-11-13 2020-11-13 Rundschleifmaschine mit Abrichteinheit
PCT/EP2021/080709 WO2022101090A1 (fr) 2020-11-13 2021-11-05 Machine à meuler circulaire dotée d'une unité de dressage

Publications (2)

Publication Number Publication Date
EP4058237A1 true EP4058237A1 (fr) 2022-09-21
EP4058237B1 EP4058237B1 (fr) 2023-05-10

Family

ID=78695668

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21810538.5A Active EP4058237B1 (fr) 2020-11-13 2021-11-05 Machine à meuler circulaire dotée d'une unité de dressage

Country Status (3)

Country Link
EP (1) EP4058237B1 (fr)
DE (1) DE102020130004A1 (fr)
WO (1) WO2022101090A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2842905A (en) 1953-04-13 1958-07-15 Carl G Rolin Work holder
DE1118646B (de) 1959-05-11 1961-11-30 Wilhelm Friedrich Munk Auf den Aufspanntisch einer Flaechenschleifmaschine aufsetzbares Zusatzgeraet zum Rund- und Konisch-Schleifen von Werkstuecken
DE2204309A1 (de) 1972-01-31 1973-08-16 Salje Ernst Verfahren und vorrichtung zum rundund flachschleifen von werkstuecken
DE3136396A1 (de) 1981-09-14 1983-03-24 Werner Gerhard 6113 Babenhausen Lang Portalschleifmaschine mit einem oder mehreren staendern
DE19514390C2 (de) * 1995-04-19 1997-10-23 Karl Heinz Giebmanns Schleifmaschine
TWM383466U (en) 2010-03-02 2010-07-01 Axisco Prec Machinery Co Ltd High-efficiency fine & coarse grinding CNC dual-axes surface grinder
DE102012010689A1 (de) * 2012-05-30 2013-12-05 Vollmer Werke Maschinenfabrik Gmbh Vorrichtung zum Schärfen von Werkzeugen mit Schneiden, wie beispielsweise Bohrer, Fräser oder dergleichen
DE102014102938A1 (de) 2014-03-05 2015-09-10 Haas Schleifmaschinen Gmbh Bearbeitungsmaschine, insbesondere Schleifmaschine
DE102014115149B3 (de) * 2014-10-17 2016-01-21 Schaudt Mikrosa Gmbh Schleifmaschine, insbesondere kompakt gestaltete spitzenlose Schleifmaschine
CH713162B1 (de) 2016-11-30 2020-07-15 Florian Haenni Schleifmaschine, insbesondere Rundschleifmaschine.

Also Published As

Publication number Publication date
DE102020130004A1 (de) 2022-05-19
WO2022101090A1 (fr) 2022-05-19
EP4058237B1 (fr) 2023-05-10

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