EP0873068B1 - Rotating brush for surface treatment of working pieces - Google Patents
Rotating brush for surface treatment of working pieces Download PDFInfo
- Publication number
- EP0873068B1 EP0873068B1 EP97910394A EP97910394A EP0873068B1 EP 0873068 B1 EP0873068 B1 EP 0873068B1 EP 97910394 A EP97910394 A EP 97910394A EP 97910394 A EP97910394 A EP 97910394A EP 0873068 B1 EP0873068 B1 EP 0873068B1
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- EP
- European Patent Office
- Prior art keywords
- axial
- brush according
- clamping
- brush
- collar
- 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.)
- Expired - Lifetime
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B13/00—Brushes with driven brush bodies or carriers
- A46B13/001—Cylindrical or annular brush bodies
Definitions
- the invention relates to a rotary brush for surface treatment of workpieces according to the preamble of claim 1.
- Known rotating round brushes are usually manufactured in such a way that the brush trimmings, which for example consist of one or more disc-like Brush elements exist between a variety of pressed metal parts is arranged. This construction has been used by all brush manufacturers so far is used and is still used today in a variety of similar forms applied.
- the invention is therefore based on the object of the brush of the generic type Type in such a way that with simplified production a considerable Reduction in material costs is achievable and at the same time an even smaller one Weight, combined with other handling advantages, can be achieved.
- the configuration is such that that the tension discs each have an axial collar on their side facing each other have whose outer or inner diameter is dimensioned such that the axial collar of one of the tensioning disks is attached to one another connecting in that of the other spring washer to form the spring washer connection engages and at the same time thereby the cylindrical holding element is formed for storage of the brush trimmings.
- This configuration is based on the essential idea of the invention, the Axial collars of the two spring washers not only for storing the brushes to provide, but to design them in such a way that they themselves determine the two washers together. This is easy to do with Achieve simple manufacturing techniques, so that this is a simple and secure connection of the clamping washers is guaranteed.
- both washers have the same length or that they are different Have length.
- the engagement connection between the axial collars of the two spring washers can be formed by a fitting or clamping connection. Instead or in addition the arrangement can be made such that the engagement connection formed by adhesive between the axial collars of the two spring washers or is secured on at least one of the interacting with each other Circumferential surfaces of the axial bundle is applied.
- the passport or Clamping connection between the axial collars formed in that at least one of the axial collars on its interacting with the other axial collar Has circumferential surface elevations, in particular in the form of axial ribs. This are when pressing the two washers, for example by means of a 20 t press, with the force of the associated one Circumferential surface of the other axial collar effectively connected, so that this achieved the desired secure connection between the spring washers becomes.
- axial ribs on the outer circumferential surface of the smaller diameter axial collar intended.
- lightening washers in the initial stage can be provided be that the axial ribs beveled on their front free end face are.
- one Axial collar which receives the axial ribs, bevelled on its front face is.
- the two washers to separate from each other at a later time, it corresponds to one advantageous embodiment of the invention that the receiving the axial ribs Axial collar at its front end carries an annular bulge, which at one another fixed washers the axial ribs formed with a predetermined length engages behind the other axial collar.
- the larger diameter expediently bears it Axial collar on its outer peripheral surface axially extending Longitudinal ribs.
- tension washers are made of glass fiber reinforced plastic consist. It is within the scope of the invention that the clamping washers Are injection molded parts.
- the two clamping disks have 1, 2 each have an axial collar 3 or 4 on their side facing each other
- the outer or inner diameter is such that when attached to each other Spring washers 1, 2 according to FIG. 3, the axial collar 3 of the spring washer 1 connecting in the axial collar 4 of the spring washer 2 to form the spring washer connection intervenes.
- this creates a cylindrical holding element formed for storing a brush set 5 (see Fig. 3).
- This is in the usual way with held in cross-sectionally U-shaped clamping elements 6 Wire bristles 7 designed.
- the configuration is such that that the axial collar 3 of the spring washer 1 has a greater length than that Axial collar 4 of the clamping disc 2 and is made smaller in diameter, i.e. on its outer peripheral surface, the maximum diameter of the inner peripheral surface of the axial collar 4 of the spring washer 2 reached.
- the engagement connection between the Axial collars 3, 4 of the two clamping washers 1, 2 by a fitting or clamping connection achieved, namely in that the smaller diameter axial collar 3rd the clamping disc 1 on its outer peripheral surface a plurality of axial ribs 8 - in Embodiment shown two axial ribs 8 - which in the same Circumferential distance from each other are arranged. Because of the presence this axial ribs 8 thus results in the effect that the axial collar 3 of Spring washer 1 a larger overall on its outer peripheral surface Diameter than the axial collar 4 of the other spring washer 2 on its inner peripheral surface having. This results in an effective fitting or clamping connection, when the two tension washers 1, 2 are joined together and are attached to each other so that the axial collar 3 is pressed into the axial collar 4 becomes.
- the axial ribs 8 are free at their front Face 9 chamfered.
- the one receiving the axial ribs 8 of the axial collar 3 is also used Axial collar 4 of the other spring washer 2 on its front face 10 beveled.
- the larger diameter axial collar 4 has on its front end of an annular bead 11, which is fixed to each other Spring washers 1, 2 securely engage behind the axial ribs 8 of the axial collar 3.
- the axial ribs 8 are predetermined with a correspondingly large size Length formed so that the function of the rear grip is ensured. This can be seen particularly clearly from FIG. 3.
- the larger diameter carries Axial collar 4 of the clamping washer 2 axially extending on its outer circumference Longitudinal ribs 12.
- eight longitudinal ribs 12 are in the same Circumferential distance from each other is provided, which ensures safe and non-slip storage of the brush trim guaranteed.
- the washers 1, 2 are made of glass fiber reinforced plastic and can advantageously be formed as injection molded parts.
- the tensioning disks 1, 2 are attached their outer surface predetermined recesses 14, which are used as labeling and marking surfaces are provided.
- the described embodiment is basically an inseparable connection of the spring washers 1, 2 is designed, it goes without saying if desired also possible to make the design such that the connection between the washers 1, 2 can be released subsequently, for example then with the help of a suitable tool with which the described fuse the connection can be broken.
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
- Brushes (AREA)
- Harvester Elements (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
Description
Die Erfindung betrifft eine Rotationsbürste zur Oberflächenbehandlung von Werkstücken gemäß dem Oberbegriff des Anspruchs 1.The invention relates to a rotary brush for surface treatment of workpieces according to the preamble of claim 1.
Bekannte rotierende Rundbürsten werden üblicherweise derart hergestellt, daß der Bürstenbesatz, der beispielsweise aus einem oder mehreren scheibenartigen Bürstenelementen besteht, zwischen einer Vielzahl von gepreßten Metallteilen angeordnet wird. Diese Konstruktion wurde von allen Bürstenherstellern bisher eingesetzt und wird auch heute immer noch in einer Vielzahl von ähnlichen Formen angewendet.Known rotating round brushes are usually manufactured in such a way that the brush trimmings, which for example consist of one or more disc-like Brush elements exist between a variety of pressed metal parts is arranged. This construction has been used by all brush manufacturers so far is used and is still used today in a variety of similar forms applied.
Demgegenüber ist es schon bei einer Rotationsbürste der gattungsgemäßen Art bekannt (DE-U 295 13 247.7), die Anordnung derart zu treffen, daß der Bürstenbesatz zwischen zwei miteinander verbundenen Spannscheiben eingeklemmt wird und hierbei auf einem von diesen Spannscheiben gebildeten im wesentlichen zylindrischen Halteelement gelagert ist.In contrast, it is already a rotary brush of the generic type known (DE-U 295 13 247.7) to make the arrangement such that the brush trim is clamped between two interconnected washers and here on a substantially cylindrical formed by these washers Holding element is stored.
Obschon sich diese bekannte Rotationsbürste als sehr vorteilhaft erwiesen hat, hat es sich dennoch gezeigt, daß nach wie vor das Bedürfnis nach einer vereinfachten Fertigung der Bürste sowie nach einer wesentlichen Reduzierung der Materialkosten besteht.Although this well-known rotary brush has proven to be very advantageous, it has nevertheless been shown that the need for a simplified Manufacture of the brush and after a substantial reduction in Material costs exist.
Der Erfindung liegt daher die Aufgabe zugrunde, die Bürste der gattungsgemäßen Art derart auszugestalten, daß bei vereinfachter Herstellung eine beträchtliche Reduzierung der Materialkosten erreichbar ist und gleichzeitig ein noch geringeres Gewicht, verbunden mit weiteren Handhabungsvorteilen, erzielt werden kann. The invention is therefore based on the object of the brush of the generic type Type in such a way that with simplified production a considerable Reduction in material costs is achievable and at the same time an even smaller one Weight, combined with other handling advantages, can be achieved.
Die Merkmale der zur Lösung dieser Aufgabe geschaffenen Erfindung ergeben sich aus Anspruch 1. Vorteilhafte Ausgestaltungen hiervon sind in den weiteren Ansprüchen beschrieben.The features of the invention created to achieve this object result itself from claim 1. Advantageous refinements of this are in the others Described claims.
Bei der erfindungsgemäßen Rotationsbürste ist die Ausgestaltung derart getroffen, daß die Spannscheiben jeweils an ihrer einander zugekehrten Seite einen Axialbund aufweisen, dessen Außen- bzw. Innendurchmesser derart bemessen ist, daß bei aneinander befestigten Spannscheiben der Axialbund der einen Spannscheibe verbindend in denjenigen der anderen Spannscheibe zur Ausbildung der Spannscheibenverbindung eingreift und gleichzeitig hierdurch das zylindrische Halteelement zur Lagerung des Bürstenbesatzes gebildet ist.In the rotary brush according to the invention, the configuration is such that that the tension discs each have an axial collar on their side facing each other have whose outer or inner diameter is dimensioned such that the axial collar of one of the tensioning disks is attached to one another connecting in that of the other spring washer to form the spring washer connection engages and at the same time thereby the cylindrical holding element is formed for storage of the brush trimmings.
Dieser Ausgestaltung liegt der wesentliche Erfindungsgedanke zugrunde, die Axialbunde der beiden Spannscheiben nicht nur zur Lagerung des Bürstenbesatzes vorzusehen, sondern diese derart auszugestalten, daß sie selbst die Festlegung der beiden Spannscheiben aneinander bewirken. Dies läßt sich leicht mit herstellungstechnisch einfachen Mitteln erreichen, so daß hierdurch eine einfache und sichere Verbindung der Spannscheiben gewährleistet ist.This configuration is based on the essential idea of the invention, the Axial collars of the two spring washers not only for storing the brushes to provide, but to design them in such a way that they themselves determine the two washers together. This is easy to do with Achieve simple manufacturing techniques, so that this is a simple and secure connection of the clamping washers is guaranteed.
In Ausgestaltung der Erfindung kann vorgesehen sein, daß die Axialbunde der beiden Spannscheiben gleiche Länge aufweisen oder aber daß sie unterschiedliche Länge besitzen.In an embodiment of the invention it can be provided that the axial collars both washers have the same length or that they are different Have length.
Die Eingriffsverbindung zwischen den Axialbunden der beiden Spannscheiben kann durch eine Paß- bzw. Klemmverbindung gebildet sein. Stattdessen oder zusätzlich kann die Anordnung derart getroffen sein, daß die Eingriffsverbindung zwischen den Axialbunden der beiden Spannscheiben durch Klebstoff gebildet bzw. gesichert ist, der auf wenigstens eine der miteinander zusammenwirkenden Umfangsflächen de Axialbunde aufgetragen ist.The engagement connection between the axial collars of the two spring washers can be formed by a fitting or clamping connection. Instead or in addition the arrangement can be made such that the engagement connection formed by adhesive between the axial collars of the two spring washers or is secured on at least one of the interacting with each other Circumferential surfaces of the axial bundle is applied.
Gemäß einer bevorzugten Ausführungsform der Erfindung ist die Paß- bzw. Klemmverbindung zwischen den Axialbunden dadurch gebildet, daß wenigstens einer der Axialbunde an seiner mit dem anderen Axialbund zusammenwirkenden Umfangsfläche Erhebungen, insbesondere in Form von Axialrippen, aufweist. Diese werden beim Zusammenpressen der beiden Spannscheiben, was beispielsweise mittels einer 20 t-Presse erfolgt, unter Krafteinwirkung mit der zugeordneten Umfangsfläche des jeweils anderen Axialbundes wirksam verbunden, so daß hierdurch die erwünscht sichere Verbindung zwischen den Spannscheiben erzielt wird.According to a preferred embodiment of the invention, the passport or Clamping connection between the axial collars formed in that at least one of the axial collars on its interacting with the other axial collar Has circumferential surface elevations, in particular in the form of axial ribs. This are when pressing the two washers, for example by means of a 20 t press, with the force of the associated one Circumferential surface of the other axial collar effectively connected, so that this achieved the desired secure connection between the spring washers becomes.
Bei einer zweckmäßigen Ausgestaltung der erfindungsgemäßen Rotationsbürste sind die Axialrippen an der Außenumfangsfläche des durchmesserkleineren Axialbundes vorgesehen. Vorteilhafterweise sind hierbei jeweils zwei Axialrippen vorhanden. Es liegt jedoch im Rahmen der Erfindung, stattdessen drei, vier oder mehr Axialrippen vorzusehen.In an expedient embodiment of the rotary brush according to the invention are the axial ribs on the outer circumferential surface of the smaller diameter axial collar intended. Advantageously, there are two axial ribs in each case. However, it is within the scope of the invention to use three, four or to provide more axial ribs.
Es ist von Vorteil, wenn die Axialrippen in gleichem Umfangsabstand voneinander angeordnet sind, da hierdurch auch eine gleichmäßige Klemmwirkung über den Umfang der Axialbunde erzielt wird.It is advantageous if the axial ribs are at the same circumferential distance from one another are arranged, as this also results in a uniform clamping effect over the Circumference of the axial collars is achieved.
Um das unter hoher Krafteinwirkung erfolgende Zusammenfügen der beiden Spannscheiben im Anfangsstadium zu erleichtern, kann erfindungsgemäß vorgesehen sein, daß die Axialrippen an ihrer vorderen freien Stirnfläche abgeschrägt sind.About the joining of the two, which takes place with great force According to the invention, lightening washers in the initial stage can be provided be that the axial ribs beveled on their front free end face are.
In entsprechender Weise liegt es auch im Rahmen der Erfindung, daß derjenige Axialbund, der die Axialrippen aufnimmt, an seiner vorderen Stirnfläche abgeschrägt ist.Correspondingly, it is also within the scope of the invention that one Axial collar, which receives the axial ribs, bevelled on its front face is.
Sofern nicht aus irgendwelchen Gründen beabsichtigt ist, die beiden Spannscheiben zu einem späteren Zeitpunkt wieder voneinander zu lösen, entspricht es einer vorteilhaften Ausgestaltung der Erfindung, daß der die Axialrippen aufnehmende Axialbund an seinem vorderen Ende einen Ringwulst trägt, der bei aneinander festgelegten Spannscheiben die mit vorbestimmter Länge ausgebildeten Axialrippen des anderen Axialbundes sichernd hintergreift.Unless intended for any reason, the two washers to separate from each other at a later time, it corresponds to one advantageous embodiment of the invention that the receiving the axial ribs Axial collar at its front end carries an annular bulge, which at one another fixed washers the axial ribs formed with a predetermined length engages behind the other axial collar.
Um den Bürstenbesatz auf dem von den beiden Spannscheiben gebildeten zylindrischen Halteelement rutschfest zu lagern, trägt zweckmäßigerweise der durchmessergrößere Axialbund an seiner Außenumfangsfläche axial verlaufende Längsrippen.Around the brush set on the cylindrical formed by the two tension discs To store the holding element in a non-slip manner, the larger diameter expediently bears it Axial collar on its outer peripheral surface axially extending Longitudinal ribs.
Es ist von Vorteil, wenn die Spannscheiben aus glasfaserverstärktem Kunststoff bestehen. Hierbei liegt es im Rahmen der Erfindung, daß die Spannscheiben Spritzgußteile sind. It is advantageous if the tension washers are made of glass fiber reinforced plastic consist. It is within the scope of the invention that the clamping washers Are injection molded parts.
Insgesamt lassen sich mit der erfindungsgemäßen Rotationsbürste wesentliche Vorteile erzielen, die u.a. in folgendem bestehen:
- weniger Arbeitsaufwand bei der Herstellung der Bürste,
- beträchtliche Reduzierung der Materialkosten,
- einfachere Montageausrüstung,
- verbesserte Zusammenbaumöglichkeit der Bürste,
- geringeres Gewicht,
- bessere Eignung für automtische Herstellung usw.
- less work in the manufacture of the brush,
- considerable reduction in material costs,
- simpler assembly equipment,
- improved possibility of assembling the brush,
- lower weight,
- better suitability for automatic manufacturing etc.
Die Erfindung wird im folgenden anhand der Zeichnung näher erläutert. Diese zeigt in:
- Fig. 1
- schematisch im Schnitt die eine Spannscheibe der erfindungsgemäßen Rotationsbürste und
- Fig. 2
- die andere Spannscheibe der Rotationsbürste sowie
- Fig. 3
- schematisch im Schnitt die Rotationsbürste mit den beiden Spannscheiben im aneinander festgelegten Zustand.
- Fig. 1
- schematically in section the one clamping disc of the rotary brush according to the invention and
- Fig. 2
- the other clamping disc of the rotary brush as well
- Fig. 3
- schematically in section, the rotary brush with the two clamping disks in the fixed state.
Wie aus der Zeichnung, insbesondere aus Fig. 1 und 2, ersichtlich, weist die zur
Oberflächenbehandlung von Werkstücken vorgesehene Rotationsbürste zwei
Spannscheiben 1, 2 auf, die beim dargestellten Ausführungsbeispiel unterschiedlich
ausgestaltet sind, jedoch auch gleich ausgebildet sein können.As can be seen from the drawing, in particular from FIGS. 1 and 2, the
Surface treatment of workpieces provided rotary brush two
Wie deutlich aus Fig. 1 und 2 zu entnehmen, besitzen die beiden Spannscheiben
1, 2 jeweils an ihrer einander zugekehrten Seite einen Axialbund 3 bzw. 4. Dessen
Außen- bzw. Innendurchmesser ist derart bemessen, daß bei aneinander befestigten
Spannscheiben 1, 2 gemäß Fig. 3 der Axialbund 3 der Spannscheibe 1
verbindend in den Axialbund 4 der Spannscheibe 2 zur Ausbildung der Spannscheibenverbindung
eingreift. Gleichzeitig wird hierdurch ein zylindrisches Halteelement
zur Lagerung eines Bürstenbesatzes 5 (siehe Fig. 3) gebildet. Dieser ist
in üblicher Weise mit in querschnittlich U-förmigen Klemmelementen 6 gehaltenen
Drahtborsten 7 ausgestaltet.As can clearly be seen in FIGS. 1 and 2, the two clamping disks have
1, 2 each have an axial collar 3 or 4 on their side facing each other
The outer or inner diameter is such that when attached to each
Wie im einzelnen aus Fig. 1 und 2 zu entnehmen, ist die Ausgestaltung derart getroffen,
daß der Axialbund 3 der Spannscheibe 1 eine größere Länge als der
Axialbund 4 der Spannscheibe 2 aufweist und durchmesserkleiner ausgebildet ist,
d.h. also an seiner Außenumfangsfläche maximal den Durchmesser der Innenumfangsfläche
des Axialbundes 4 der Spannscheibe 2 erreicht.As can be seen in detail from FIGS. 1 and 2, the configuration is such that
that the axial collar 3 of the spring washer 1 has a greater length than that
Axial collar 4 of the
Bei der dargestellten Ausführungsform wird die Eingriffsverbindung zwischen den
Axialbunden 3, 4 der beiden Spannscheiben 1, 2 durch eine Paß- bzw. Klemmverbindung
erreicht, und zwar dadurch, daß der durchmesserkleinere Axialbund 3
der Spannscheibe 1 an seiner Außenumfangsfläche mehrere Axialrippen 8 - im
dargestellten Ausführungsbeispiel zwei Axialrippen 8 - aufweist, die in gleichem
Umfangsabstand voneinander angeordnet sind. Aufgrund des Vorhandenseins
dieser Axialrippen 8 ergibt sich somit die Wirkung, daß der Axialbund 3 der
Spannscheibe 1 an seiner Außenumfangsfläche insgesamt einen größeren
Durchmesser als der Axialbund 4 der anderen Spannscheibe 2 an dessen Innenumfangsfläche
aufweist. Somit ergibt sich eine wirkungsvolle Paß- bzw. Klemmverbindung,
wenn die beiden Spannscheiben 1, 2 dadurch zusammengefügt und
aneinander befestigt werden, daß der Axialbund 3 in den Axialbund 4 eingepreßt
wird.In the illustrated embodiment, the engagement connection between the
Axial collars 3, 4 of the two
Um dieses Einpressen zu erleichtern, sind die Axialrippen 8 an ihrer vorderen freien Stirnfläche 9 abgeschrägt.In order to facilitate this pressing in, the axial ribs 8 are free at their front Face 9 chamfered.
Zu dem gleichen Zweck ist auch der die Axialrippen 8 des Axialbundes 3 aufnehmende
Axialbund 4 der anderen Spannscheibe 2 an seiner vorderen Stirnfläche
10 abgeschrägt.For the same purpose, the one receiving the axial ribs 8 of the axial collar 3 is also used
Axial collar 4 of the
Um bei aneinander festgelegten Spannscheiben 1, 2 die erreichte gute Paß- bzw.
Klemmverbindung zu sichern, weist der durchmessergrößere Axialbund 4 an seinem
vorderen Ende einen Ringwulst 11 auf, der bei aneinander festgelegten
Spannscheiben 1, 2 die Axialrippen 8 des Axialbundes 3 sichernd hintergreift. Zu
diesem Zweck sind die Axialrippen 8 mit einer entsprechend großen vorbestimmten
Länge ausgebildet, so daß die Funktion des Hintergreifens gesichert ist. Dies
ist aus Fig. 3 besonders deutlich ersichtlich. In order to achieve the good fit or
To secure the clamp connection, the larger diameter axial collar 4 has on its
front end of an
Zur rutschfesten Lagerung des Bürstenbesatzes 5 trägt der durchmessergrößere
Axialbund 4 der Spannscheibe 2 an seinem Außenumfang axial verläufende
Längsrippen 12. Hierbei sind beispielsweise acht Längsrippen 12 in gleichem
Umfangsabstand voneinander vorgesehen, was eine sichere und rutschfeste Lagerung
des Bürstenbesatzes gewährleistet.For the non-slip storage of the
Dem gleichen Zweck dienen auch punktförmige Vorsprünge 13, die in größerer
Anzahl an der einander zugekehrten Innenfläche der Spannscheiben 1, 2 angeordnet
sind.
Die Spannscheiben 1, 2 sind aus glasfaserverstärktem Kuntstoff hergestellt und
können vorteilhafterweise als Spritzgußteile ausgeformt sein.The
Wie außerdem deutlich aus Fig. 3 ersichtlich, tragen die Spannscheiben 1, 2 an
ihrer Außenfläche vorbestimmte Vertiefungen 14, die als Etikettierungs- und Markierungsflächen
vorgesehen sind.As can also clearly be seen in FIG. 3, the
Obwohl die beschriebene Ausführungsform grundsätzlich als unlösbare Verbindung
der Spannscheiben 1, 2 konzipiert ist, ist es bei Wunsch selbstverständlich
auch möglich, die Ausgestaltung derart zu treffen, daß die Verbindung zwischen
den Spannscheiben 1, 2 nachträglich gelöst werden kann, beispielsweise dann
unter Zuhilfenahme eines geeigneten Werkzeuges, mit dem die beschriebene Sicherung
der Verbindung aufgehoben werden kann.Although the described embodiment is basically an inseparable connection
of the
Hinsichtlich vorstehend nicht näher erläuterter Merkmale der Erfindung wird im übrigen ausdrücklich auf die Ansprüche sowie die Zeichnung verwiesen.With regard to features of the invention not explained in more detail above the other expressly referred to the claims and the drawing.
Claims (16)
- Rotating brush for the surface treatment of workpieces, having a brush fitting (5), which is clamped in between two interconnected clamping disks (1, 2) and supported on a substantially cylindrical holding element formed by the latter,
characterized in
that the two clamping disks (1, 2) at their sides directed towards one another comprise in each case an axial collar (3, 4) having respectively an outside or inside diameter so dimensioned that, when the clamping disks (1, 2) are fastened to one another, the axial collar (3) of the one clamping disk (1) engages in a connecting manner into the axial collar (4) of the other clamping disk (2) to form the clamping disk connection and at the same time the cylindrical holding element for support of the brush fitting (5) is formed thereby. - Brush according to claim 1, characterized in that the axial collars (3, 4) of the two clamping disks (1, 2) are of equal length.
- Brush according to claim 1, characterized in that the axial collars (3, 4) of the two clamping disks (1, 2) are of differing length.
- Brush according to one of the preceding claims, characterized in that the engagement connection between the axial collars (3, 4) of the two clamping disks (1, 2) is formed by a close-tolerance and/or clamping connection.
- Brush according to one of the preceding claims, characterized in that the engagement connection between the axial collars (3, 4) of the two clamping disks (1, 2) takes the form of a releasable connection.
- Brush according to one of claims 1 to 4, characterized in that the engagement connection between the axial collars (3, 4) of the two clamping disks (1, 2) is formed and/or secured by means of adhesive, which is applied onto at least one of the mutually cooperating peripheral surfaces of the axial collars (3, 4).
- Brush according to claim 4, characterized in that the close-tolerance and/or clamping connection between the axial collars (3, 4) is formed in that at least one of the axial collars (3 or 4) at its peripheral surface cooperating with the other axial collar (4 or 3) has raised portions, particularly in the form of axial ribs (8).
- Brush according to claim 7, characterized in that the axial ribs (8) are provided at the outer peripheral surface of the smaller-diameter axial collar (3).
- Brush according to claim 7 or 8, characterized in that at least two axial ribs (8) are provided.
- Brush according to one of claims 7 - 9, characterized in that the axial ribs (8) are disposed at an identical peripheral distance from one another.
- Brush according to one of claims 7 - 10, characterized in that the axial ribs (8) are bevelled at their front free end face (9).
- Brush according to one of claims 7 - 11, characterized in that the axial collar (4) receiving the axial ribs (8) of the other axial collar (3) is bevelled at its front end face (10).
- Brush according to one of claims 7 - 12, characterized in that the axial collar (4) receiving the axial ribs (8) carries at its front end an annular bead (11) which, when the clamping disks (1, 2) are fastened to one another, engages in a locking manner behind the axial ribs (8) of the other axial collar (3), which are designed with a predetermined length.
- Brush according to one of the preceding claims, characterized in that the larger-diameter axial collar (4) at its outer peripheral surface carries axially extending longitudinal ribs (12) for non-slip support of the brush fitting (5).
- Brush according to one of the preceding claims, characterized in that the clamping disks (1, 2) are made of glass fibre reinforced plastic material.
- Brush according to one of the preceding claims, characterized in that the clamping disks (1, 2) are injection moulded parts.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE29617206U | 1996-10-02 | ||
| DE29617206U DE29617206U1 (en) | 1996-10-02 | 1996-10-02 | Rotary brush for surface treatment of workpieces |
| PCT/EP1997/005367 WO1998014089A1 (en) | 1996-10-02 | 1997-09-30 | Rotating brush for surface treatment of working pieces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0873068A1 EP0873068A1 (en) | 1998-10-28 |
| EP0873068B1 true EP0873068B1 (en) | 2000-06-14 |
Family
ID=8030084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP97910394A Expired - Lifetime EP0873068B1 (en) | 1996-10-02 | 1997-09-30 | Rotating brush for surface treatment of working pieces |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6163917A (en) |
| EP (1) | EP0873068B1 (en) |
| AT (1) | ATE193809T1 (en) |
| AU (1) | AU4779797A (en) |
| BR (1) | BR9706877A (en) |
| CA (1) | CA2239220A1 (en) |
| DE (2) | DE29617206U1 (en) |
| DK (1) | DK0873068T3 (en) |
| ES (1) | ES2148944T3 (en) |
| GR (1) | GR3034365T3 (en) |
| PT (1) | PT873068E (en) |
| TW (1) | TW393927U (en) |
| WO (1) | WO1998014089A1 (en) |
| ZA (1) | ZA978797B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29710671U1 (en) * | 1997-06-19 | 1997-09-04 | Lippert-Unipol GmbH, 74925 Epfenbach | Rotary tool for brushing, grinding or the like. |
| US6491576B1 (en) * | 1998-10-02 | 2002-12-10 | Botech Ag | Grinding tool |
| EP1266724A1 (en) * | 2001-06-12 | 2002-12-18 | sia Abrasives Industries AG | Grinding disc, intermediate product and manufacturing method of such a grinding disc |
| US7121937B2 (en) * | 2003-03-17 | 2006-10-17 | 3M Innovative Properties Company | Abrasive brush elements and segments |
| US8713743B2 (en) * | 2005-12-19 | 2014-05-06 | Weiler Corporation | Hub flange for cast hub brush |
| RU2507058C2 (en) | 2009-05-13 | 2014-02-20 | 3М Инновейтив Пропертиз Компани | Raised cloth for grinding |
| CH713380A2 (en) * | 2017-01-20 | 2018-07-31 | Vogel Josef | Tool with a plurality of flexible processing means on the circumference of a rotatable about a tool axis base body for machining surfaces, edge regions and contours. |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US260336A (en) * | 1882-06-27 | Ellis thayer | ||
| US680418A (en) * | 1901-02-25 | 1901-08-13 | Ross Moyer Mfg Company | Hub for polishing-brushes.. |
| FR522560A (en) * | 1920-08-03 | 1921-08-02 | Aime Martelin | Circular brush mounting system |
| FR532243A (en) * | 1921-03-17 | 1922-01-30 | Circular brush mounting device | |
| US2136103A (en) * | 1936-06-13 | 1938-11-08 | Lawrence C Herold | Method of making brushes |
| US2658802A (en) * | 1945-11-02 | 1953-11-10 | Stahel Hermann | Method of making polishing disks |
| FR1332720A (en) * | 1962-06-08 | 1963-07-19 | Cylindrical brush | |
| US3289234A (en) * | 1964-07-17 | 1966-12-06 | Osborn Mfg Co | Brush assembly and mounting means |
| US3643284A (en) * | 1970-08-10 | 1972-02-22 | Henry J Patterson | Reusable buffing wheel carrier |
| DE3741983A1 (en) * | 1987-12-11 | 1989-06-22 | Monti Werkzeuge Gmbh | ROTATIVELY DRIVABLE TOOL CLAMP |
| DE4326793C1 (en) * | 1993-08-10 | 1994-09-29 | Monti Werkzeuge Gmbh | Brush assembly which can be driven in rotation |
| DE29506176U1 (en) * | 1995-04-18 | 1995-07-06 | Schulze, Horst, 78224 Singen | Disc-shaped treatment device |
| DE29513247U1 (en) * | 1995-08-17 | 1995-10-19 | Osborn International GmbH, 35099 Burgwald | brush |
-
1996
- 1996-10-02 DE DE29617206U patent/DE29617206U1/en not_active Expired - Lifetime
-
1997
- 1997-09-30 PT PT97910394T patent/PT873068E/en unknown
- 1997-09-30 DE DE59701877T patent/DE59701877D1/en not_active Expired - Fee Related
- 1997-09-30 DK DK97910394T patent/DK0873068T3/en active
- 1997-09-30 EP EP97910394A patent/EP0873068B1/en not_active Expired - Lifetime
- 1997-09-30 AT AT97910394T patent/ATE193809T1/en not_active IP Right Cessation
- 1997-09-30 BR BR9706877-2A patent/BR9706877A/en not_active IP Right Cessation
- 1997-09-30 AU AU47797/97A patent/AU4779797A/en not_active Abandoned
- 1997-09-30 CA CA002239220A patent/CA2239220A1/en not_active Abandoned
- 1997-09-30 ES ES97910394T patent/ES2148944T3/en not_active Expired - Lifetime
- 1997-09-30 US US09/077,612 patent/US6163917A/en not_active Expired - Fee Related
- 1997-09-30 WO PCT/EP1997/005367 patent/WO1998014089A1/en active IP Right Grant
- 1997-10-01 ZA ZA978797A patent/ZA978797B/en unknown
- 1997-10-30 TW TW086216681U patent/TW393927U/en not_active IP Right Cessation
-
2000
- 2000-09-08 GR GR20000402051T patent/GR3034365T3/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW393927U (en) | 2000-06-11 |
| PT873068E (en) | 2000-12-29 |
| US6163917A (en) | 2000-12-26 |
| AU4779797A (en) | 1998-04-24 |
| ZA978797B (en) | 1998-07-08 |
| DE29617206U1 (en) | 1996-12-05 |
| CA2239220A1 (en) | 1998-04-09 |
| BR9706877A (en) | 1999-12-28 |
| ES2148944T3 (en) | 2000-10-16 |
| DE59701877D1 (en) | 2000-07-20 |
| DK0873068T3 (en) | 2000-11-06 |
| EP0873068A1 (en) | 1998-10-28 |
| WO1998014089A1 (en) | 1998-04-09 |
| ATE193809T1 (en) | 2000-06-15 |
| GR3034365T3 (en) | 2000-12-29 |
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