EP2669044B1 - Système comprenant une machine-outil manuelle et un outil à plaque - Google Patents

Système comprenant une machine-outil manuelle et un outil à plaque Download PDF

Info

Publication number
EP2669044B1
EP2669044B1 EP20130400010 EP13400010A EP2669044B1 EP 2669044 B1 EP2669044 B1 EP 2669044B1 EP 20130400010 EP20130400010 EP 20130400010 EP 13400010 A EP13400010 A EP 13400010A EP 2669044 B1 EP2669044 B1 EP 2669044B1
Authority
EP
European Patent Office
Prior art keywords
tool
rotary
driving
plug
projection
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.)
Active
Application number
EP20130400010
Other languages
German (de)
English (en)
Other versions
EP2669044A1 (fr
Inventor
Nicolai Knecht
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.)
Festool GmbH
Original Assignee
Festool 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 Festool GmbH filed Critical Festool GmbH
Publication of EP2669044A1 publication Critical patent/EP2669044A1/fr
Application granted granted Critical
Publication of EP2669044B1 publication Critical patent/EP2669044B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
    • B24B23/022—Spindle-locking devices, e.g. for mounting or removing the tool
    • 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
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
    • B24B23/03—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor the tool being driven in a combined movement
    • 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
    • B24B45/00—Means for securing grinding wheels on rotary arbors

Definitions

  • the invention relates to a system comprising a plate tool and a hand machine tool in the form of a grinder or polishing apparatus, which has a tool shaft and a drive motor for rotationally driving the tool shaft about an axis of rotation, the system having a holding arrangement for holding the plate tool comprising the tool shaft, wherein the holding arrangement comprises a tool holder arranged on the tool shaft and a machine holder arranged on the plate tool, wherein the tool holder and the machine holder have a plug projection and a plug receptacle which are adapted to take a plug position along a plug axis can be plugged into each other, in which a rotational drive outer peripheral contour of the plug projection positively and rotationally rests against a rotary driving inner peripheral contour of the plug receptacle, wherein the rotary driving outer peripheral contour and the rotary driving inner peripheral contour a substantially round, in particular krei Round, base contour include, at the tangentially laterally opposite sides of the rotary driving purposeitesskontur or on opposite sides of the
  • the hand-held power tool is, for example, a grinder or a polishing machine driven by an electric motor or a pneumatic motor.
  • the platen tool such as a grinding or polishing disc, may be secured to a bottom surface of the grinder or polisher by means of the holding arrangement so that the drive motor can drive the platen tool.
  • the plate tools rotate, for example, directly around the axis of rotation or about an axis of rotation eccentric tool axis.
  • the holding arrangement must ensure a rotationally fixed hold of the plate tool with respect to the axis of rotation and optionally the tool axis.
  • a plug-in projection is provided on a rotary driving body, which is mounted eccentrically on a motor shaft by means of a bearing arrangement and thus represents a tool shaft, which is round on its outer circumference, but two lateral flattening in, which are provided for a rotationally fixed stop in a plug-in receptacle on the plate tool and abut there form-fitting on two likewise lateral flattenings of the per se circular plug-in receptacle.
  • the torque that can be transmitted depends on the geometry of the lateral flats.
  • the invention thus comprises a system comprising a plate tool and a hand machine tool in the form of a grinding or polishing apparatus, which has a tool shaft and a drive motor for rotationally driving the tool shaft about an axis of rotation, wherein the system is a holding arrangement with a tool holder the tool shaft and a machine holder on the plate tool, wherein the tool holder and the machine holder have a plug projection and a plug-in receptacle, which are plugged into one another, so that a rotary driving outer peripheral contour of the plug projection positively and rotationally fixed to a rotary driving inner peripheral contour the plug-in receptacle rests, wherein the outer peripheral contour and the inner peripheral contour comprise a substantially circular base contour on which tangentially laterally rotary driving flattenings are provided for rotationally fixed engagement.
  • At least one rotational drive projection protruding in front of the round base contour on a rotational drive section extending between the rotary driving flattened portions for engagement in a rotary driving recess arranged between the rotational driving flattenings of the rotary driving internal peripheral contour is provided.
  • the rotational drive on the one hand on the already known rotational driving flattening but in addition at least one, preferably two rotational driving Vörsprünge are provided which are positively engageable with one or two rotational driving recesses on the plug-in receptacle and so the total rotational drive improve.
  • a plug-in receptacle can also have only one rotary driving recess, while the plug-in projection has two rotary driving projections. Then only just a rotational drive projection passes into positive engagement with a corresponding rotary driving recess, while the other rotational drive projection, for example, is free in the socket and does not cause rotational drive.
  • the plug-in receptacle has, for example, one or two rotational-engagement recesses, but otherwise still the round base contour with the two lateral flattenings, an already existing component, for example the plug-in projection located at the hand-held machine tool, can also be present
  • This novel plug-in receptacle are plugged in, so that, for example, plate tools new type of hand-held machine tools (grinder or polisher) old design can be used.
  • a preferred embodiment of the invention is such that a geometry of the plug-in receptacle to a plug projection of the holding assembly according to the preamble of claim 1 and accordingly correspond to the round, in particular circular, basic contour and the lateral flattening of the inner peripheral contour with the outer peripheral contour of a male projection known type , in particular have identical dimensions.
  • the plug projection on the tool holder of the hand-held machine tool and the plug-in receptacle are arranged on the machine holder of the plate tool.
  • the plug-in receptacle on the hand-machine tool the plug-in projection, however, is provided on the plate tool.
  • An outer periphery of a free end of the rotational drive projection advantageously has a rounding concentric with the round base contour.
  • a radius of the base contour may be smaller than or equal to the radius of the free end of the rotary driving projection.
  • the rotary drive projection round on its free end is e.g. easier to insert into the socket.
  • the arrangement is such that the bottom of the rotary driving recess and the free end of the rotary driving projection mutually form-fitting matching contours, for example, round contours.
  • contours at the free end of the projection and the bottom of the recess for example, are rectilinear, polygonal or the like.
  • the rotary driving recess and / or the rotary driving projection have expediently to the rotational driving flattenings approximately parallel side surfaces. These side surfaces may be parallel or even slightly, for example, slightly to each other or away from each other, so that the recess or the projection have a total wedge-shaped course. It is possible that the rotational drive projection is narrower towards its free end or wider, wherein the rotary driving recess is expediently configured corresponding thereto.
  • the arrangement is such that on two opposite sides of the rotary driving outer peripheral contour each one in front of the round base contour projecting rotary driving projection is arranged.
  • the flats and the rotary driving projections are each offset by 90 ° rotation angle.
  • the two inner and / or outer peripheral contours are preferably made so that virtually the round base contour is superimposed on an approximately rectangular contour, so that each side portions of the rectangular contour protrude laterally in front of the round, in particular circular, base contour.
  • this measure is also advantageous with respect to the rotary driving recess, that is, in each case preferably provided on two opposite sides of the rotary driving inner peripheral contour a rotary driving recess. Also with respect to the rotary driving inner peripheral contour is expediently the rotation angle _ offset of 90 ° between rotational driving flattening and rotary driving recesses appropriate.
  • An advantageous embodiment of the system according to the invention ie the plate tool and / or the hand-held machine tool, provides that the rotary driving inner peripheral contour and / or the rotary driving outer peripheral contour in the manner of a double salmon are configured, ie, that the rotary driving mecanicskontur or the rotary driving purpose shallskontur rotational driving flattenings which run parallel to each other and before the flattened portion of the rotary driving mecanicadosskontur and / or the rotary driving purpose shallskontur radially outward at one or both opposite Side rotary driving projections or on one or both opposite sides rotary driving recesses are present.
  • rotary driving projections and / or exactly two rotary driving recesses are present.
  • the rotary driving projections and the rotary driving recesses are each angularly offset by 180 ° to each other, as opposed to each other or are opposite to each other.
  • other angular positions for example, of 120 ° or the like are possible.
  • the plug-in receptacle expediently has a passage opening.
  • the plug-in projection has a screw-in opening.
  • a fastening bolt for example a screw, a bayonet element or the like, can be pushed through.
  • the fastening bolt can be screwed, for example, through the passage opening into the screw-in opening in order to fix the machine holder and the tool holder with respect to the thru-axle to one another.
  • the axis of rotation and / or the plug-in axis expediently form the center of the round base contour or pass through the center.
  • the plug-in axis is preferably aligned with a tool axis, wherein the tool axis may be concentric to the axis of rotation or eccentric. If the axis of rotation and the tool axis are concentric, it is particularly advantageous if the through axle is aligned with these axes. But it is also possible that the plug-in axis is parallel to the axis of rotation, for example, when the plug-in axis and the axis of rotation are eccentric to each other.
  • the hand-held machine tool or the tool holder are expediently designed to be eccentric relative to the axis of rotation of the plate tool.
  • a bearing assembly is provided.
  • the bearing arrangement is arranged, for example, on an end face of the drive shaft of the drive motor. An eccentricity can also be achieved without such a bearing arrangement.
  • a handheld power tool 10 is shown in the form of a polisher or grinder.
  • the hand-held machine tool can namely be used for example for polishing a substrate, for grinding a workpiece or the like.
  • a drive motor 12 is received, in the embodiment, a pneumatic drive motor.
  • the invention can also be used in connection with electric hand-held machine tools, ie that the drive motor 12 would be an electric drive in this case. That does not matter.
  • a drive shaft 14 rotationally, so that it rotates about an axis of rotation 15.
  • a tool axis 16 of a tool shaft 17 also rotates about the axis of rotation 15, but additionally around a tool axis 16, which has an eccentricity 20 to the axis of rotation 15.
  • the tool shaft 17 is disposed on a front of the drive motor 12 projecting portion of the drive shaft 14.
  • the bearing assembly 19 supports the tool shaft 17 rotatably and eccentrically with respect to the axis of rotation 15th
  • the platen tool 50 would in itself, upon rotational driving of the drive shaft 14 about the rotation axis 15, fully participate in the rotational movement about the rotation axis 15 and accelerate up to the speed of the drive shaft 14, but will be prevented from "spinning" by a seal 21 or other brake. hindered so to speak, so that the rotational movement about the rotation axis 15 is a rotational movement about the axis of rotation of the bearing assembly 19, so the tool axis 16, superimposed, so that the tool shaft 17 and arranged on her plate tool 50 undergo a so-called hypercycloid movement.
  • the drive motor 12 can be supplied with compressed air via a compressed-air connection 23 on a handle portion 22 arranged at the rear of the housing 11, it being understood that, for example, a connection for an electric cable of a drive motor to be operated electrically would also be possible there.
  • a switching element 25 which is operable by the operator to turn on the drive motor 12, turn off or adjust its speed.
  • the plate tool 50 is, for example, a grinding tool or a polishing tool.
  • a relatively rigid support body 51 is a soft, resilient plate body 52, for example made of foam or other elastic compliant material.
  • the plate body 52 has at its free, remote from the hand machine tool 10 side a grinding or polishing 53, for example, an abrasive sheet, a polishing surface or the like.
  • the abrasive or polishing agent 53 may be detachably attachable to the plate body 52, for example in a conventional manner by means of a Velcro connection.
  • a grinding or polishing agent can also form an integral part of the plate tool, so for example be arranged directly on the plate body 52. That does not matter.
  • the holding arrangement 80 comprises a tool holder 30 provided on the hand-held machine tool 10 and a machine holder 60 provided on the plate tool 50.
  • the tool holder 30 comprises a plug-in projection 31 which can be inserted into a plug-in receptacle 61 of the machine holder.
  • the plug-in projection 31 is provided on a rotary driving body 32, which in turn is in turn received with a shaft 33 in a receptacle 27 of the bearing assembly 19.
  • the rotational driving body 32 integrally forms the tool shaft 17, wherein it would be readily possible to provide the rotary driving body as a separate component of the tool shaft.
  • the shaft 33 can be pressed into the receptacle 27, screwed or otherwise secured in the receptacle 27.
  • the shaft 33 penetrates the receptacle 27, so that a free end 34 of the shaft 33 protrudes in front of the bearing assembly 19 on a side remote from the tool holder 30 and is secured there by means of a securing ring 28 which engages in a groove 35 on the shaft 33 ,
  • a step 36 is provided with the rotary driving body 32 on the other hand supported on the bearing assembly 19, so that the bearing assembly 19 when the rotary driving body 32 is attached to her, between the step 36 and the locking ring 28 is arranged.
  • the plug-in projection 31 can positively engage in the plug-in receptacle 61, for which the plug-in projection 31 has a rotational drive outer peripheral contour 40, which fits in a form-fitting manner to a rotational drive inner peripheral contour 70 of the plug receptacle 61.
  • the rotational drive outer peripheral contour 40 of the plug-in projection 31 is provided at one end 37.
  • the two ends 34, 37 are mutually opposite longitudinal ends of the rotary driving body 32nd
  • the plug-in projection 31 When the plug-in projection 31 is inserted into the plug-in receptacle 61, its end face 38 bears against a bottom 62 of the plug-in receptacle 61.
  • the end face 38 and the bottom 62 are flat or flat, with curved contours are readily possible.
  • a screw-in opening 39 for screwing a screw 81.
  • a passage opening 63 is further provided for the screw 81, which forms a fastening bolt.
  • the screw 81 can thus be inserted through the passage opening 63 and screwed into the screw-in opening 39 when the plug-in projection 31 is inserted into the plug-in receptacle 61.
  • the head of the screw 81 relies on that of the Plug projection 31 opposite side of the bottom 62 forming wall 64 from.
  • a washer 82 is disposed between the head of the screw 81 and the wall 64, but this is not necessary.
  • the screw 81 secures the connection between the tool holder 30 and the machine holder 60 to train with respect to the thru axle or the tool axis sixteenth
  • the rotational drive inner peripheral contour 70 and the rotary driving outer peripheral contour 40 have a circular base contour 71 and 41, respectively.
  • the basic contour 71, 41 is concentric with the tool axis 16, which at the same time represents a plug-in axis of the plug connection between the plug-in projection 31 and the plug-in receptacle 61.
  • the rotary driving outer peripheral contour 40 is provided on at the end face 38 rectangular peripheral wall surfaces 46 of the male projection 31. It is understood that between the end face 38 and the peripheral wall surfaces 46, other angles are possible, for example, such that the plug projection 31 tapers towards its end face.
  • peripheral wall surfaces 46 and the end face 38 advantageously round transition surfaces 47 are provided.
  • peripheral contours 40, 70 can engage with one another in a rotationally fixed manner
  • rotary driving flattenings 42, 72 are provided on opposite sides of the circumferential contours 40, 70.
  • the flats 42, 72 have a straight course.
  • the rotational drive between the tool holder 30 and the machine holder 60 is also improved by rotational drive projections 43 of the outer peripheral contour 40, which engage positively in corresponding rotary driving recesses 73 of the inner peripheral contour 70.
  • the rotary driving projections 43 are provided between the flats 42, the rotary driving recesses 73 between the flats 72.
  • an angle of 90 ° between flattening and projection or flattening and recess is provided, of course, other angles are possible - which is advantageous in the rest of each tool-holding arrangement according to the invention.
  • rotational driving projections may be advantageous, so that, for example, between the flats 2 spread-foot-like projections are provided in corresponding recesses of the inner peripheral contour.
  • a free end 44 of a respective rotational drive projection 43 has a round contour, which fits to a correspondingly also round inner contour of a bottom 74 of a rotary driving recess 73.
  • Transition regions 45, 75 extending between the base contour 41, 71 and a rotational drive projection 43 or a rotary driving recess 73 are expediently likewise rounded.
  • FIGS. 4 and 5 illustrated rotary drive body 132 of a conventional tool holder 130 has partially similar or identical components as the rotary drive body 32, for the same reference numerals are used. As far as the components differ, 100 larger reference numerals are used.
  • the rotary driving body 132 has an outer peripheral contour 140 that has the flats 42, but not the rotary driving projections 43.
  • the rotary driving body 132 fits in the socket 61, so that the Plate tool 50 is compatible with a conventional hand machine tool having a tool holder 130 of known type.
  • the support body 51 is relatively rigid.
  • the preferably plate-like support body 51 is a fiber-reinforced support body made of plastic. Particularly preferably carbon fibers and / or aramid fibers are provided in the support body 51, so that it has a relatively high bending stiffness.
  • a rib structure 54 is provided on an upper side of the plate tool 50, in this case the support body 51, in particular in the region of the plug-in receptacle 61.
  • the radially outer regions of the support body 51 are unreinforced and plate-like, so that they are somewhat more yielding.
  • the plate tool of a system according to the invention of course does not have to be round as shown in the drawing, but may also have any other shapes, for example a triangular shape, a rectangular shape, a Wankelform or the like.
  • a passage opening 55 passing through the grinding / polishing means 53, the plate body 52 and the support body 51 and aligned with the passage opening 63 makes it possible to actuate the fastening bolt or the screw 81.
  • the relatively strong and mechanically loadable base material of the support body 51 would in itself make it possible to form the plug receptacle 61 completely in the support body 51.
  • the rotary driving recesses 73 are formed directly in the support body 51, for example by a plastic-casting process.
  • the support body 51 is additionally reinforced by a support member 90, which consists for example of metal.
  • the support member 90 has a plate-like base body 91, on the upper side of a recess 92 is provided.
  • the bottom of the recess 92 forms the bottom 62 of the plug-in receptacle 61.
  • the passage opening 63 is provided on the bottom 62.
  • the support member 90 On its underside, the support member 90 has a ring portion 93 which projects downwardly in front of the underside of the support member 90.
  • This ring portion 93 and a radially outwardly of the ring portion 93 projecting edge portion 94 of the body 91 are embedded in the base material of the support body 51, for example, overmolded with the base material.
  • An even better grip of the support member 90 in the support body 51 also contributes to the fact that on the outer peripheral edge of the edge portion 94 recesses 95, for example, notch-like depressions are provided, which are penetrated by the base material of the support body 51.
  • the bottom 62 forming recess 92 has rectilinear side walls 96 which are aligned with the flats 72 and at least partially form them.
  • the recess 92 and the support member 90 makes a lateral rotation support for the male projection 31.
  • the recess 92 is further recessed, so that the rotary driving projections 43 are not there on the recess 92nd or on the support member 90, but on the material of the support body 51. Exemplary is in FIG. 8 drawn in a projection from above the rotary drive inner peripheral contour 70.
  • the hitherto conventional rotational drive body 132 whose outer peripheral contour 140 has the base contour 140 and the flattenings 42, fits into the plug-in receptacle 61 and can be supported on the side walls 96 of the support part 90.
  • the support member 90 is not essential. It is understood that an inventive plate tool can get along without such a support member. This is particularly true if, for example, the support body of the plate tool has a fiber reinforcement, in particular with carbon fibers or the like.
  • a slightly simpler support member may be provided, for example, without the ring portion 93, which in FIG. 1 is indicated.
  • the support member 190 drawn there has, for example, only a plate-shaped base body whose outer wall is embedded in the material of the support body 51.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Claims (15)

  1. Système comprenant un outil à plaque (50) et une machine-outil manuelle (10) sous la forme d'une ponceuse ou d'un appareil de polissage, lequel système présente un arbre d'outil (17) et un moteur d'entraînement (12) servant à entraîner en rotation l'arbre d'outil (17) autour d'un axe de rotation (15), sachant que le système comprend un ensemble de maintien (80) servant à maintenir l'outil à plaque (50) au niveau de l'arbre d'outil (17), sachant que l'ensemble de maintien (80) comprend une fixation d'outil (30) disposée au niveau de l'arbre d'outil (17) et une fixation de machine (60) disposée au niveau de l'outil à plaque (50), sachant que la fixation d'outil (30) et la fixation de machine (60) présentent une partie faisant saillie d'emboîtement (31) et un logement d'emboîtement (61), lesquels peuvent être emboîtés l'un dans l'autre le long d'un axe d'emboîtement pour prendre une position d'emboîtement, dans laquelle un contour périphérique extérieur d'entraînement en rotation (40) de la partie faisant saillie d'emboîtement (31) repose, par complémentarité de forme et de manière solidaire en rotation, au niveau d'un contour périphérique intérieur d'entraînement en rotation (70) du logement d'emboîtement (61), sachant que le contour périphérique extérieur d'entraînement en rotation (40) et le contour périphérique intérieur d'entraînement en rotation (70) comprennent un contour de base (41, 71) essentiellement rond, en particulier circulaire, sur lequel sont présents, latéralement de manière tangentielle, au niveau de côtés opposés les uns aux autres du contour périphérique extérieur d'entraînement en rotation (40) ou au niveau de côtés se faisant face les uns les autres du contour périphérique intérieur d'entraînement en rotation (70), des méplats d'entraînement en rotation (42, 72) servant à faire venir en prise de manière solidaire en rotation le contour périphérique extérieur d'entraînement en rotation (40) avec le contour périphérique intérieur d'entraînement en rotation (70), caractérisé en ce qu'au moins une partie faisant saillie d'entraînement en rotation (43) dépassant du contour de base (41, 71) rond, servant à venir en prise avec un évidement d'entraînement en rotation (73) disposé entre les méplats d'entraînement en rotation (42, 72) du contour périphérique intérieur d'entraînement en rotation (70) est prévue au niveau d'un tronçon d'entraînement en rotation du contour périphérique extérieur d'entraînement en rotation (40), ledit tronçon s'étendant entre les méplats d'entraînement en rotation (42, 72).
  2. Système selon la revendication 1, caractérisé en ce qu'une périphérie extérieure d'une extrémité libre de la partie faisant saillie d'entraînement en rotation (43) présente un arrondi concentrique par rapport au contour de base (41, 71) rond.
  3. Système selon la revendication 1 ou 2, caractérisé en ce qu'un fond (74) de l'évidement d'entraînement en rotation (73) servant à venir en prise avec une extrémité libre de la partie faisant saillie d'entraînement en rotation (43) présente un contour intérieur concentrique par rapport au contour de base (41, 71) rond.
  4. Système selon l'une quelconque des revendications précédentes, caractérisé en ce que l'évidement d'entraînement en rotation (73) et/ou la partie faisant saillie d'entraînement en rotation (43) présentent des surfaces latérales s'étendant à peu près de manière parallèle par rapport aux méplats d'entraînement en rotation (42, 72).
  5. Système selon l'une quelconque des revendications précédentes, caractérisé en ce respectivement une partie faisant saillie d'entraînement en rotation (43) dépassant du contour de base (41, 71) rond est disposée au niveau de deux côtés opposés l'un à l'autre du contour périphérique extérieur d'entraînement en rotation (40), et/ou en ce que respectivement un évidement d'entraînement en rotation (73) est prévu au niveau de deux côtés se faisant face du contour périphérique intérieur d'entraînement en rotation (70).
  6. Système selon l'une quelconque des revendications précédentes, caractérisé en ce que la partie faisant saillie d'emboîtement (31) est disposée au niveau de la fixation d'outil (30) de la machine-outil (10) manuelle, et en ce que le logement d'emboîtement (61) est disposé au niveau de la fixation de machine (60) de l'outil à plaque (50).
  7. Système selon l'une quelconque des revendications précédentes, caractérisé en ce que le logement d'emboîtement (61) présente une ouverture de passage (63) et la partie faisant saillie d'emboîtement (31) présente une ouverture de vissage (39) destinée à un boulon de fixation (81) de telle manière que le boulon de fixation (81) peut être vissé dans l'ouverture de vissage (39) traversant ce faisant l'ouverture de passage (63) afin d'immobiliser de manière à résister à la traction la fixation de machine (60) et la fixation d'outil (30) par rapport à l'axe d'emboîtement.
  8. Système selon l'une quelconque des revendications précédentes, caractérisé en ce que l'axe de rotation (15) et/ou l'axe d'emboîtement traversent le centre du contour de base (41, 71) rond, et/ou en ce que l'axe de rotation (15) et l'axe d'emboîtement sont parallèles ou sont alignés l'un avec l'autre.
  9. Système selon l'une quelconque des revendications précédentes, caractérisé en ce qu'un fond du logement d'emboîtement forme une surface de contre-palier destinée à un côté frontal (38) de la partie faisant saillie d'emboîtement (31).
  10. Système selon l'une quelconque des revendications précédentes, caractérisé en ce que la machine-outil (10) manuelle ou la fixation d'outil (30) sont configurés pour former un palier excentrique par rapport à l'axe de rotation (15) de l'outil à plaque (50), en particulier à l'aide d'un ensemble de paliers (19).
  11. Machine-outil (10) manuelle sous la forme d'une ponceuse ou d'un appareil de polissage d'un système selon l'une quelconque des revendications précédentes, sachant que la machine-outil (10) manuelle présente un arbre d'outil (17) et un moteur d'entraînement (12) servant à entraîner en rotation l'arbre d'outil (17) autour d'un axe de rotation (15) ainsi que la fixation d'outil (30) de l'ensemble de maintien (80) servant à maintenir l'outil à plaque (50) au niveau de l'arbre d'outil (17).
  12. Outil à plaque (50) du système selon l'une quelconque des revendications 1 à 10 destiné à une machine-outil (10) manuelle sous la forme d'une ponceuse ou d'un appareil de polissage, sachant que l'outil à plaque (50) présente la fixation de machine (60) de l'ensemble de maintien (80) servant à la fixation au niveau de la fixation d'outil (30), qui est disposée au niveau d'un arbre d'outil (17) de la machine-outil (10) manuelle, ledit arbre d'outil pouvant être entraîné en rotation autour d'un axe de rotation (15) par un moteur d'entraînement (12) de la machine-outil (10) manuelle.
  13. Outil à plaque selon la revendication 12, caractérisé en ce que la fixation de machine (60) est prévue au niveau d'un corps de soutien (51) résistant à la flexion, en particulier renforcé par des fibres, présentant par exemple par des fibres de carbone ou par des fibres d'aramide, de l'outil à plaque (50), au niveau duquel corps de soutien est disposé un corps de plaque flexible, en particulier en mousse, dont le côté libre est prévu pour l'usinage de pièces ou pour supporter un moyen de ponçage ou un moyen de polissage.
  14. Outil à plaque selon la revendication 13, caractérisé en ce que la fixation de machine (60) comprend une partie de soutien (90) servant à soutenir la fixation d'outil (30), ladite partie de soutien étant incorporée dans le corps de soutien (51), étant en particulier constituée d'un métal.
  15. Outil à plaque selon la revendication 14, caractérisé en ce que la partie de soutien (90) présente des contours de maintien s'étendant le long de dépôts d'entraînement en rotation et formant une partie du contour périphérique intérieur d'entraînement en rotation (70), et en ce que le contour périphérique intérieur d'entraînement en rotation (70) ou le contour périphérique extérieur d'entraînement en rotation (40) est formé dans la zone de la partie faisant saillie d'entraînement en rotation (43) ou de l'évidement d'entraînement en rotation (73) par le corps de soutien (51).
EP20130400010 2012-06-01 2013-05-22 Système comprenant une machine-outil manuelle et un outil à plaque Active EP2669044B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012010828A DE102012010828A1 (de) 2012-06-01 2012-06-01 System mit einer Hand-Werkzeugmaschine und einem Teller-Werkzeug

Publications (2)

Publication Number Publication Date
EP2669044A1 EP2669044A1 (fr) 2013-12-04
EP2669044B1 true EP2669044B1 (fr) 2014-10-15

Family

ID=48745878

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20130400010 Active EP2669044B1 (fr) 2012-06-01 2013-05-22 Système comprenant une machine-outil manuelle et un outil à plaque

Country Status (2)

Country Link
EP (1) EP2669044B1 (fr)
DE (1) DE102012010828A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110948348A (zh) * 2019-12-19 2020-04-03 高建文 一种安全性系数高的手持式金属表面抛光设备
US11433468B2 (en) 2016-09-30 2022-09-06 General Electric Company Electrode for an electro-erosion process and an associated method thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015113190A1 (de) * 2015-08-11 2017-02-16 Festool Gmbh Schleifteller und damit ausgestattete Schleifmaschine
EP3520960B1 (fr) 2018-02-06 2022-05-18 Guido Valentini Outil électrique guidé et tenu à la main comprenant un élément de travail fixé amovible et élément de travail sous la forme d'un tampon d'appui pour un tel outil électrique
EP3620263B1 (fr) * 2018-09-05 2022-11-09 Guido Valentini Tampon d'appui, ponceuse orbitale ou polisseuse comportant un tel tampon d'appui et élément de polissage ou de sablage en forme de feuille pour une fixation amovible à un tel tampon d'appui
EP3760385B1 (fr) 2019-07-01 2024-03-20 Guido Valentini Outil électrique comportant au moins deux unités de batterie et agencement d'outil électrique comportant un tel outil électronique et une unité d'un convertisseur de tension

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0768464A (ja) * 1993-09-03 1995-03-14 Hitachi Koki Co Ltd 固定側フランジ
DE10061559A1 (de) * 2000-12-07 2002-06-13 C & E Fein Gmbh & Co Kg Aufnahme zur Befestigung eines Werkzeuges an einer Antriebswelle und Adapter hierzu
EP2181804B1 (fr) * 2008-10-31 2011-09-21 Metabowerke GmbH Machine-outil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11433468B2 (en) 2016-09-30 2022-09-06 General Electric Company Electrode for an electro-erosion process and an associated method thereof
CN110948348A (zh) * 2019-12-19 2020-04-03 高建文 一种安全性系数高的手持式金属表面抛光设备

Also Published As

Publication number Publication date
DE102012010828A1 (de) 2013-12-05
EP2669044A1 (fr) 2013-12-04

Similar Documents

Publication Publication Date Title
EP2669044B1 (fr) Système comprenant une machine-outil manuelle et un outil à plaque
EP2478984B1 (fr) Appareil de travail motorisé doté d'un dispositif de serrage pour une courroie
EP2629933A2 (fr) Outil de travail notamment outil électrique
EP2608930B1 (fr) Machine-outil portative à col de serrage
DE202004021498U1 (de) Vorrichtung zum Befestigen eines Werkzeugs an einer oszillierend antreibbaren Antriebswelle einer Handwerkzeugmaschine
DE102010012025B4 (de) Hand-Werkzeugmaschine mit einem Drehwinkel-Führungsmittel aufweisenden Exzentergetriebe
EP2106327B1 (fr) Machine-outil à main
DE102014100940B4 (de) Selbstausrichtende Sandpapierschleifmaschine
EP2548697A2 (fr) Dispositif porte-outil, combinaison de dispositif porte-outil et d'outil et machine-outil
EP2366492B1 (fr) Machine-outil manuelle dotée d'un frein radial
DE19914956C2 (de) Elektromotorisch antreibbares Schleifgerät
EP2366496B1 (fr) Machine-outil manuelle dotée d'une poignée
EP0842012B1 (fr) Ponceuse vibrante
DE102012216000A1 (de) Einsatzwerkzeugsystem
EP3330044B1 (fr) Machine-outil portative
WO2002006006A1 (fr) Machine-outil a main comprenant un dispositif de retour destine a l'agent lubrifiant du mecanisme d'engrenage
EP0836543B1 (fr) Ponceuse vibrante commandee a la main
EP2366495A1 (fr) Machine-outil manuelle dotée d'un engrenage excentrique et d'un verrou
DE102008008815B4 (de) Werkzeugmaschine, Verfahren zur Montage einer Werkzeugmaschine
DE20122817U1 (de) Aufnahme zur Befestigung eines Werkzeuges an einer Antriebswelle und Adapter hierzu
DE102013212484B4 (de) Handwerkzeugmaschine, insbesondere Rollenschleifmaschine
DE10132885B4 (de) Handschleifmaschine
EP4201595A1 (fr) Outil électrique portatif
DE102023102651A1 (de) Elektrisches Handwerkzeug mit Absaugadapter
DE102013207386A1 (de) Handwerkzeugmaschinenwerkstückschutzvorrichtung

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20131211

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20140523

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: FESTOOL GMBH

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 691416

Country of ref document: AT

Kind code of ref document: T

Effective date: 20141115

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502013000132

Country of ref document: DE

Effective date: 20141127

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502013000132

Country of ref document: DE

Representative=s name: PATENTANWAELTE BREGENZER UND REULE PARTNERSCHA, DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20141015

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150115

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150216

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150215

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150116

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502013000132

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

26N No opposition filed

Effective date: 20150716

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150522

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 4

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150522

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160531

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160531

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20130522

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141015

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 691416

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180522

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180522

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20230327

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20230327

Year of fee payment: 11

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230517

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230414

Year of fee payment: 11