WO2020083848A2 - Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur - Google Patents

Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur Download PDF

Info

Publication number
WO2020083848A2
WO2020083848A2 PCT/EP2019/078604 EP2019078604W WO2020083848A2 WO 2020083848 A2 WO2020083848 A2 WO 2020083848A2 EP 2019078604 W EP2019078604 W EP 2019078604W WO 2020083848 A2 WO2020083848 A2 WO 2020083848A2
Authority
WO
WIPO (PCT)
Prior art keywords
bundle
bristle
pocket
bristle bundles
bundles
Prior art date
Application number
PCT/EP2019/078604
Other languages
German (de)
English (en)
Other versions
WO2020083848A3 (fr
Inventor
Marc König
Ingo Kumpf
Florian Kiefer
Original Assignee
Zahoransky Ag
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 Zahoransky Ag filed Critical Zahoransky Ag
Priority to CN201980068770.0A priority Critical patent/CN112867417B/zh
Priority to EP22189727.5A priority patent/EP4151122A1/fr
Priority to US17/286,145 priority patent/US20210353047A1/en
Priority to EP19794127.1A priority patent/EP3869998B1/fr
Priority claimed from DE102019128360.4A external-priority patent/DE102019128360A1/de
Publication of WO2020083848A2 publication Critical patent/WO2020083848A2/fr
Publication of WO2020083848A3 publication Critical patent/WO2020083848A3/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B9/00—Arrangements of the bristles in the brush body
    • A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
    • A46B9/04—Arranged like in or for toothbrushes
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B9/00—Arrangements of the bristles in the brush body
    • A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
    • A46B9/025—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups the bristles or the tufts being arranged in an angled position relative to each other
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/02—Bristles details
    • A46D1/0253—Bristles having a shape which is not a straight line, e.g. curved, "S", hook, loop
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/08—Preparing uniform tufts of bristles
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D3/00—Preparing, i.e. Manufacturing brush bodies
    • A46D3/04—Machines for inserting or fixing bristles in bodies
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D3/00—Preparing, i.e. Manufacturing brush bodies
    • A46D3/08—Parts of brush-making machines
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B2200/00—Brushes characterized by their functions, uses or applications
    • A46B2200/10—For human or animal care
    • A46B2200/1066—Toothbrush for cleaning the teeth or dentures

Definitions

  • the invention relates to a device and a method for forming bristle bundles, a brush manufacturing machine with such a device and the use of such a device in the manufacture of brushes.
  • Brushing e.g. Toothbrushes are available in a wide variety for a wide variety of applications.
  • the design can also concern technical aspects of the brushes, which can have a positive influence on the properties of the brushes.
  • the object of the invention is therefore to provide the design options available so far for individualizing brushes expand .
  • a device for forming bristle bundles which has the means and features of the independent claim directed to such a device.
  • Device for forming bristle bundles of a bristle stock of a brush which comprises at least two bristle bundles, is proposed, the device at least one
  • the bundle receptacles are bundle-forming and are set up to reshape bristle bundles introduced into the bundle receptacles in comparison to their shape before being introduced into the bundle receptacles under the action of the heat emitted by the heating device, in order to shape the shape of the bundle receptacles introduced into the bundle receptacles
  • the bundle bag can have at least one
  • Bundle receiving section for at least two bristle bundles comprises. In this way it is possible to create a brush with a bristle trim that has at least two bristle bundles that are combined in a common bundle section.
  • the heating device can be set up to heat the at least one bundle pocket.
  • the bundle pocket is with an insertion opening for a Bristle bundle and provided with at least one lateral breakout. At least one bristle bundle can be inserted into the bundle pocket through the insertion opening of the bundle pocket. Through the lateral opening of the bundle pocket, a displacer of the device for profiling a bristle bundle inserted into the bundle pocket can be introduced into the bundle pocket.
  • the device is set up by means of the bundle pocket to transform a bundle of bristles inserted into the bundle pocket, starting from an undeformed initial shape, into a desired target shape under the influence of heat, which is emitted by the heating device on the bundle pocket and thus also on the bristle bundle located therein .
  • a device for forming bristle bundles is created, which allows individualization of bristle bundles and thus ultimately expands the design options for individualizing brushes that are equipped with the shaped bristle bundles.
  • the device according to the invention also offers the possibility of improving the effectiveness of bristle bundles by embossing a technically effective shape. Depending on the application, it is conceivable to bring the bristle bundles into different shapes.
  • bristle bundles which have a first cross-sectional shape at one end and a second cross-sectional shape at their second end, while the cross section of the bristle bundle progresses from the first end fluidly changed towards the second end.
  • the one inserted into the bundle pocket of the device Bristle bundle is embossed with the shape specified by the bundle pocket.
  • the still undeformed bristle bundle before it is introduced into the bundle pocket, can have a cylindrical or slightly conical initial shape. If the bundle pocket, in particular a receptacle for the bundle pocket into which the bristle bundle is inserted, has a shape that deviates from this initial shape, the bristle bundle forcibly adapts its shape or shape when inserted into the bundle pocket to the shape specified by the bundle pocket.
  • the shape predetermined by the bundle pocket, which the bristle bundle located in the bundle pocket has assumed, can be fixed.
  • the heat emitted by the heating device causes a kind of stress relieving of the bristle bundle which is deformed in the bundle pocket.
  • the bristle filaments of the bristle bundle which are kept deformed by and / or in the bundle pocket, can change their structure accordingly under the action of heat, as a result of which the changed shape of the bristle bundle can ultimately be fixed.
  • the displacer can be introduced into the bundle pocket and thereby between bristle filaments of the at least one bristle bundle located in the bundle pocket via the lateral opening of the bundle pocket. Bristle filaments of the bristle bundle are laterally displaced by the displacer. With the aid of the displacer, the bristle bundle located in the bundle pocket can be provided with a recess formed within the bristle bundle. The heat emitted by the heating device has the effect that the recess created by the displacer within the bristle bundle is retained after the bristle bundle has been removed from the bundle pocket. It can be advantageous here be to leave the displacer in its displacement position within the bundle pocket, while the bundle pocket and the bristle bundle located therein are heated by means of the heating device.
  • the displacer can be inserted and / or inserted transversely or at right angles to an insertion direction of a bristle bundle into the bundle pocket.
  • bristle bundles can be produced which are particularly complex and which allow a high degree of individualization of the brushes equipped with them.
  • the bundle bag can have two opposite cutouts.
  • the two cutouts can be arranged on the bundle pocket in such a way that a receiving space of the bundle pocket, into which the at least one bundle of bristles can be inserted, lies between the two cutouts.
  • the displacer of the device can be inserted through one cutout through the receiving space of the bundle bag and can emerge from the bundle bag through the other cutout. This ensures that the displacement means completely protrudes through the bundle pocket, in particular its receiving space, and thereby produces the desired recess within the bristle bundle by displacing the bristle filaments of a bristle bundle located in the bundle pocket.
  • the at least one cutout of the bundle pocket can be so large that it creates a recess in the bristle bundle, on the one hand through a first closed bundle section that lies between the recess and a free end of the bristle bundle, and on the other hand through a second closed bundle section that between the recess and a bristle carrier end of Bristle bundle is limited.
  • the closed bundle section which is arranged adjacent to the free end of the bristle bundle, as well as the closed bundle section, which is arranged adjacent to the bristle carrier-side end of the bristle bundle, can have, for example, a length which is 5% of a total length of the bristle bundle, measured in the longitudinal direction of the bristle filaments of the bristle bundle.
  • the at least one cutout of the bundle bag can have a length measured between the insertion opening of the bundle bag and an end of the bundle bag arranged opposite the insertion opening of the bundle bag, which length is between 10% and 90% or 95%, in particular between 50% and 90 % of the total length of the bundle pocket measured in the same direction is.
  • the device has at least one closure means.
  • the closure means of the device can be set up to prevent the at least one lateral outbreak of the at least one To close the bundle bag at least temporarily.
  • the closure means can effectively prevent bristle filaments of a bundle of bristles inserted into the bundle pocket from being accidentally pushed out of the breakout of the bundle pocket or from falling out.
  • a device for forming bristle bundles of a bristle trimming of a brush which has the means and features of the independent protection claim directed to such a device.
  • a device for forming bristle bundles of a bristle stock of a brush which comprises at least two bristle bundles, is proposed which has at least one bundle pocket with at least two bundle receptacles formed therein and a heating device. Bristle bundles introduced into the bundle receptacles can be heated with the heating device.
  • the bundle receptacles are bundle-forming and are set up to reshape bristle bundles introduced into the bundle receptacles in comparison to their shape before being introduced into the bundle receptacles under the action of the heat emitted by the heating device, in order to fix the shape of the bristle bundles introduced into the bundle receptacles.
  • the bundle holes can be combined in at least one group, a group comprising a number of bundle receptacles, which corresponds to a number of bristle bundles of a bristle stock, the bristle bundles of which are to be formed by the device.
  • a group comprising a number of bundle receptacles, which corresponds to a number of bristle bundles of a bristle stock, the bristle bundles of which are to be formed by the device.
  • all the bristle bundles of the bristle trimmings of a brush can be reshaped in one work step using the device for individualizing the brush.
  • the bundle receptacles are expediently arranged within a group in the same way as the bristle bundles in the bristle stock of the brush to be processed.
  • At least one bundle receptacle of the bundle pocket of the device can have at least two cross sections that are axially spaced apart from one another with respect to a longitudinal axis of the bundle receptacles and differ from one another in terms of shape and / or size. In this way, a device is created that allows a variety of individualization of brushes.
  • a bundle receptacle of the bundle pocket has an insertion channel which opens into at least two channels of the bundle receptacles downstream of the insertion channel.
  • bristle bundles can be formed which spread out in their course.
  • the downstream channels of the bundle receptacles can have longitudinal axes which are aligned with one another at a defined angle, in particular at an acute angle.
  • a bundle of bristles can be formed that has a Y-shaped shape.
  • At least one bundle receptacle of the bundle pocket has a bundle receptacle section which is defined by lateral surfaces of two cones or truncated cones.
  • the longitudinal central axes of the cones or truncated cones can be congruent.
  • the cones or truncated cones can have different radii.
  • At least one bundle receptacle of the bundle pocket may fan out or spread out, preferably in the shape of a goblet and / or conically.
  • the bundle pocket of the device according to the invention has at least two bundle receptacles which open into a common bundle receptacle section.
  • the bundle pocket according to the invention can additionally or alternatively also have at least one bundle receptacle which is designed to hold at least two bristle bundles and which comprises a common bundle receiving section for at least two bristle bundles.
  • the at least one bundle pocket can have at least one heat exchange element which promotes heat exchange.
  • the bundle pocket can be brought more quickly from the heating device to the temperature required for forming the bristle bundles.
  • the at least one heat exchange element of the bundle pocket can accelerate cooling of the bundle pocket and a bundle of bristles located therein after successfully forming a bristle bundle.
  • a cooling and / or heating fin and / or a cooling and / or heating lamella can be used as the heat exchange element, for example.
  • the bundle pocket can have a surface structure which promotes heat exchange.
  • the bundle bag on the outside with a surface roughness Ra of 1.6 ym to 50 ym. Due to the surface roughness, an outer surface of the bundle bag can be enlarged, which accelerates heat absorption when the bundle bag is heated as well as heat emission when the bundle bag cools down.
  • the device can have at least one bundle gripper and / or at least one bundle pocket gripper.
  • both the at least one bundle gripper and the at least one bundle pocket gripper can be movable between a starting position and a processing position.
  • a vibrator can be assigned to the at least one bundle pocket gripper and / or the at least one bundle gripper, preferably in each case.
  • the bundle pocket and / or a bristle bundle held with the bundle gripper can be set in vibration. The vibrations make it easier for the bristle filaments of the at least one bristle bundle to slide into the bundle pocket.
  • the device can have a guide for a bundle gripper, for example for the previously mentioned bundle gripper, a guide for the at least one displacement means and / or a guide for the at least one previously mentioned closing means of the device.
  • the at least one bundle pocket has a wall with a constant and preferably thin wall thickness.
  • An inner contour of the bundle pocket can be matched to an outer contour of the bundle pocket.
  • an outer contour of the bundle pocket can match an inner contour of the bundle pocket.
  • the bundle bag can furthermore form or be a monolithic unit, preferably of a homogeneous material. A particularly high degree of design freedom with regard to the shape of the bundle bag can be achieved if the bundle bag is 3D printed. In this way, the bundle pockets can have particularly complex inner structures. Bundle bags are conceivable, e.g. have a helical inner structure for receiving a bundle of bristles and, due to their shape, impart a helical target shape to a bundle of bristles arranged for reshaping therein.
  • the at least one bundle pocket of the device can have an outlet opening, which is preferably arranged in or on a side of the bundle pocket opposite the insertion opening of the bundle pocket. Free filament ends of a bristle bundle arranged in the bundle pocket can protrude from the bundle pocket from this outlet opening and be accessible for post-processing, for example for milling and / or grinding processing.
  • the device has at least one processing means for processing a bundle of bristles, in particular a milling cutter and / or a grinder.
  • the device can furthermore have a cooling device.
  • the heating device extends over a region which covers a circular ring segment with an angular range between 180 ° and 270 °.
  • a cooling device of the device can extend over a region which covers a circular ring segment with an angular range between 180 ° and 90 °.
  • the heating device has a heating plate, preferably which extends over a region which covers a circular ring segment with an angular region, for example between 180 ° and 270 °.
  • a cooling device of the device can have a cooling plate, preferably which extends over a region which covers a circular ring segment with an angular region, for example between 180 ° and 90 °.
  • This type of heating device and cooling device is particularly suitable for use in a brush manufacturing machine, as will be described in more detail below and which has a rotary indexing table, by means of its bundle pockets and bristle bundles located therein between different stations of the
  • Brush manufacturing machine can be transported.
  • it it is provided that it has a bundle spreading device.
  • Bundle spreading device is set up, in particular adjacent bristle bundles, before being introduced into the
  • Bundle bag especially in the bundle receptacles
  • Bristle bundle a distance between two neighboring bundles can be increased.
  • the device can also have a moistening device for moistening and / or steaming the bristle bundles.
  • a moistening device for moistening and / or steaming the bristle bundles.
  • the device can have a control unit, for example the one already mentioned above, which is set up to control the heating device in such a way that the bristle bundles in the bundle pocket are heated in accordance with defined heat profile curves.
  • the heating device and / or the bundle pocket, here in particular the bundle receptacles, can be set up to heat the bristle bundles by means of heat conduction
  • the cooling device of the device can be set up to use a temperature-controlled fluid to
  • the cooling device can, for example, be a Include cold air gun, a vortex tube and / or a vortex tube.
  • the bundle bag can be eroded and / or by 3D printing and / or by milling and / or from thin,
  • the bundle receptacles of the bundle bag can be one
  • the direction of insertion of the bristle bundles is ground, in particular flow-ground, and / or polished. This can also reduce resistance when inserting the bristle bundles and favor targeted insertion of the bristle bundles into the bundle receptacles. It is also possible for the bundle receptacles to have a surface coating in order to reduce their surface roughness.
  • the device can have a suction device with which a suppression can be applied to the bundle pocket, in particular to the bundle receptacles. This can also favor insertion of the bristle bundles into the bundle pocket, in particular into the bundle receptacles.
  • the bristle bundles can be placed in the bundle receptacles of the
  • Bundle bags can be sucked in.
  • the bundle bag can be perforated, especially on the side. This can result in heat exchange when heating and then cooling the bristle bundles over the
  • the bundle pocket can have at least one flow channel. It is possible, for example, to use a heated and / or a cooled fluid Feed heat input and / or to cool the bristle bundles through the bundle pocket.
  • the device can furthermore have a discharge device, via which fluid heated by the heating device, in particular warm air, can be discharged into the environment. If the device, in particular the heating device, is to be operated in recirculation mode, it can be advantageous if the device, in particular the heating device, is a
  • closed system for example a recirculation system, can help save energy when heating the bundle pocket and the bristle bundles located therein.
  • the device can be one, for example the one previously
  • control unit has mentioned control unit and / or a control unit.
  • the device can have at least one temperature sensor with which a temperature of the bundle pocket can be determined.
  • a plurality of temperature sensors are provided, by means of which the temperature of the bundle pocket at different points
  • a more precise temperature distribution on and / or at least indirectly in the bundle pocket can be determined with several temperature sensors.
  • Bristle bundle a tempered fluid it may be appropriate if the device has at least one temperature sensor on the heating device and / or in or on an inflow channel and / or in or on an outflow channel. All of the aforementioned temperature sensors can be monitored by the control unit and / or the control unit of the device when monitoring the heat input into the bundle pocket
  • Cross-sectional area of a bundle holder at least 20% larger than a total cross-sectional area of individual
  • the bundle receptacle thus has an oversize to the bristle bundles, as a result of which the bristle bundles become
  • At least part of the heating device is integrated into the bundle pocket of the device. This can promote efficient heating of bristle bundles located in the bundle pocket.
  • the aforementioned object is also achieved by a method for forming bristle bundles, which has the means and features of the independent claim directed to such a method.
  • a method for forming bristle bundles of a bristle stock of a brush comprising at least two bristle bundles is thus proposed in particular, at least two bristle bundles being combined in a common bundle section.
  • the bristle bundles can in particular be combined at their free ends in a common bundle section.
  • At least one bristle bundle can be formed from a non-deformed initial shape into a desired target shape, bristle filaments of the bristle bundle being displaced, preferably laterally, with the aid of a displacer in order to produce a recess in the bristle bundle.
  • the bristle bundle is then heated in order to fix the target shape of the bristle bundle and thus the recess created in the bristle bundle.
  • a bundle of bristles can be created that is individualized on the one hand due to its changed shape and on the other hand due to the recess created within the bundle of bristles, which means that brushes that are equipped with such a bristle bundle are given a special appearance.
  • a recess can be produced within the bristle bundle, which is arranged between a first closed bundle section and a second closed bundle section of the bristle bundle.
  • the first closed bundle section of the bristle bundle can adjoin a free end of the bristle bundle.
  • the second closed bundle section of the bristle bundle can adjoin an end of the bristle bundle on the bristle carrier and / or handle side.
  • a recess can be produced in the bristle bundle, which has a closed cross section defined and / or bordered by bristle filaments of the bristle bundle and / or which is defined and limited by bristle filaments of the bristle bundle.
  • the claimed device for forming a bundle of bristles which has been described in detail above and is claimed in the protective claims directed to such a device, can be used to carry out the method.
  • At least one of the bristle bundles of the bristle trimmings of a brush be shaped such that it has two axially spaced apart from one another with respect to its longitudinal axis Has bundle cross sections that differ from one another in terms of shape and / or size.
  • At least one bristle bundle can have a helical, conical, frustoconical or goblet shape.
  • At least one bundle of bristles can be spread out by the shaping.
  • the bristle bundles are inserted into bundle receptacles of a bundle pocket, in particular a bundle pocket of the device according to one of the claims directed to the device, the bristle bundles preferably being spread and / or steamed and / or moistened before being inserted .
  • the spreading of the bristle bundles preferably being spread and / or steamed and / or moistened before being inserted .
  • Bristle bundles favor insertion into the bundle receptacles before they are pushed into the bundle receptacles. It is the same with steaming and / or moistening the
  • the bristle bundle can at least temporarily have a more compact shape due to the steaming and / or moistening
  • Bundle bag can favor.
  • this can reduce the cycle time and / or increase the quality of the deformation.
  • the bristle bundles can be heated in accordance with defined heat profile curves, which can favor reshaping of the bristle bundles and also their fixing.
  • Bristle bundles are heated by means of a heating device integrated in the bundle pocket. It is also possible to use bristle bundles by means of heat conduction, induction and / or
  • the device already explained in detail above has a heating device, at least some of which is integrated into the bundle pocket of the device.
  • the bristle bundles can be cooled using a temperature-controlled fluid, in particular using compressed air, using nitrogen and / or using ambient air.
  • a cold air gun also known as a ColdGun
  • a vortex tube and / or a vortex tube can be used.
  • the bundle receptacles of the bundle pocket can be pressurized.
  • the bristle bundles can then be sucked into the bundle receptacles of the bundle pocket by means of negative pressure.
  • the heat input for heating the bristle bundles can take place via heat-conducting formations, preferably on an outside the bundle bag.
  • the previously mentioned at least one heat exchange element of the bundle pocket can, for example, be used as the heat-conducting formations of the bundle pocket.
  • Bristle bundle to conduct a heated fluid, in particular air, through flow channels of the bundle pocket.
  • a cooled fluid in particular air, can be passed through flow channels of the bundle pocket.
  • a for example the aforementioned fluid, in particular air, for introducing the heat after heating the
  • Bristle bundle is released into the environment.
  • the fluid used to heat the bristle bundles it is also possible for the fluid used to heat the bristle bundles to be conducted in a closed system, in particular in a circulating air or circulation system. This can reduce the energy requirements of the device used to carry out the method.
  • a heat input for heating the bristle bundles can be monitored by means of a control unit or a control unit.
  • a bundle pocket for example the previously mentioned bundle pocket, which is used for shaping the bristle bundles, is heated to a basic heat above the ambient temperature before the bristle bundles are introduced into the bundle pocket.
  • the bristle bundles can also be pulled out of a bundle pocket, for example the one mentioned above, used to reshape the bristle bundles, before they become hers have reached the final cooling temperature. This allows the cycle times when performing the method
  • bristle bundles with bristle filaments made of PE, PBT, PA6.10, PA6.12, PA10.10, PA4.10 and / or a mixture and / or a composite of
  • a brush manufacturing machine which has the means and features of the independent claim directed to such a brush manufacturing machine.
  • a brush production machine is proposed to achieve the object, which has at least one device for forming bristle bundles according to one of the claims directed to such a device.
  • the brush manufacturing machine can have a rotary indexing table for picking up and transporting bristle bundles
  • the rotary indexing table preferably has four arms, each offset by 90 ° to one another.
  • the brush production machine can also have an input station for entering bundle pockets equipped with bristle bundles, a bundle profiling station, preferably on which the device for forming bristle bundles is arranged, and / or a bundle melting station, on the anchoring or fastening heads of the bristle bundles by melting the Bristle bundles can be produced.
  • the brush production machine can be equipped with a removal station for removing bundle pockets and / or at least with a further processing station be. All of the previously mentioned stations can be arranged distributed on or around the rotary indexing table.
  • bundle pockets equipped with bristle bundles can be transported clocked to the individual stations of the brush production machine and the bristle bundles located therein can be processed on them.
  • the aforementioned object is also achieved by using a device for forming bristle bundles in the production of brushes, which device has the means and features of at least one of the claims directed to such a device.
  • the invention also relates to a brush with the features of the independent claim directed to a brush.
  • a brush with a bristle stock which comprises at least two bristle bundles is proposed to achieve the object, at least two of the bristle bundles being combined in a common bundle section.
  • the brush can also have at least one bristle bundle which is provided with at least one recess.
  • the recess in the at least one bristle bundle of the brush can have a closed cross section defined by bristle filaments of the bristle bundle.
  • the recess in the at least one bristle bundle of the brush can be arranged between a first closed bundle section and a second closed bundle section of the bristle bundle.
  • the first closed bundle section can adjoin a free end of the bristle bundle.
  • the second closed bundle section can be connected to a bristle carrier side or adjoin the handle-side end of the bristle bundle.
  • the recess can be delimited by the first closed bundle section and on the other hand by the second closed bundle section of the bristle bundle.
  • the recess can ultimately be defined and laterally delimited by bristle filaments of the bristle bundle, which surround the recess, preferably in a closed ring.
  • the recess in the bristle bundle can also be referred to as a window or cutout which is formed within the bristle bundle.
  • the recess can be laterally surrounded by a closed ring or frame made of bristle filaments of the bristle bundle and thereby limited.
  • the first closed bundle section can lie between the recess and a free end of the bristle bundle.
  • the second closed bundle section of the bristle bundle can be arranged between the recess and an end of the bristle bundle on the bristle carrier or handle side.
  • a length of the first closed bundle section and / or a length of the second closed bundle section can each be at least 5% of a total length of the bristle bundle measured in the longitudinal direction of the bristle bundle.
  • the at least one bristle bundle of the brush can be connected to a bristle carrier of the brush.
  • the brush can also have a handle which, in one embodiment of the brush, can be connected, in particular in one piece, to the bristle carrier of the brush.
  • the at least one bristle bundle of the brush can be reshaped by means of a device and / or by a method be as they have already been explained in detail above and are claimed in one of the protection claims directed to such a device or to such a method.
  • the bristle trimming of the brush can comprise at least one bristle bundle which has two cross sections which are axially spaced apart with respect to its longitudinal axis and which differ from one another in terms of shape and / or size.
  • At least two bristle bundles of the bristle trimmings of the brush are combined in a common bundle section.
  • This common bundle section can be formed at the free ends of the bristle bundles combined with one another.
  • the bristle bundles can have a section which is adjacent to the common bundle section and in which they are separated from one another, ie remain recognizable as separate bristle bundles.
  • the bristle trim can have a helical, conical, frustoconical and / or goblet-shaped bundle of bristles.
  • the bristle bundles can have bristle filaments made of PE, PBT, PA6.10, PA6.12, PA10.10, PA4.10 or from one
  • the invention further relates to a computer program which comprises instructions which have the effect that the device claimed with the claims directed to the device and / or that claimed with the claims directed to a brush manufacturing machine
  • the invention further relates to a computer-readable medium on which this computer program is stored.
  • the computer-readable medium can be a data carrier that is made available to the end user.
  • the computer-readable medium can also be a data storage in a cloud. This makes it possible to keep the computer program in the cloud always up to date, adapt it as necessary and read it in from there.
  • the computer-readable medium can thus be cloud-based and / or a data storage that is held in the cloud and / or is accessible via a cloud.
  • the device and / or the brush production machine can have a preferably wireless data interface. Via this preferably wireless data interface, the device and / or the brush production machine can establish a data connection to a computer-readable medium on which the computer program is stored in order to read in the computer program. It is then possible to carry out the method, as described above, preferably automatically and / or autonomously on the brush production machine and / or on the device.
  • the brush production machine and / or the device is / are set up, preferably automatically or autonomously, to establish a data connection to a computer-readable medium, in particular to a cloud-based data storage medium, which then functions as a computer-readable medium within the meaning of claim 32 .
  • a computer-readable medium in particular to a cloud-based data storage medium, which then functions as a computer-readable medium within the meaning of claim 32 .
  • Communication with the cloud and the cloud-based data storage can be carried out via a network, for example via the Internet.
  • FIGS. 1 to 12 shows a perspective illustration of a brush with a bundle of bristles that has been formed using the device shown in FIGS. 1 to 12,
  • FIG. 2 shows a highly schematic top view of a brush manufacturing machine according to the invention, which has a device for forming bristle bundles at one of its stations,
  • FIG. 2 shows a perspective view of another embodiment of a bundle pocket of a device for shaping bristle bundles, the bundle pocket having a number of differently shaped bundle receptacles which corresponds to the number of bristle bundles in a bristle stocking of a brush,
  • Figure 16 :
  • FIG. 10 shows an end view of the bundle bag shown in FIG. 15,
  • FIG. 16 shows a side view of the bundle pocket shown in FIGS. 15 and 16, cut along the section line A - A from FIG. 16,
  • FIGS. 15 to 17 show a perspective view of a toothbrush, the bristle bundle of which has been formed with the bundle pocket shown in FIGS. 15 to 17,
  • FIG. 2 shows a perspective bottom view of a further embodiment of a bundle bag
  • a time-temperature diagram to illustrate a heat curve, according to which bristle bundles can be heated.
  • Figures 1 to 17 and 19 show at least parts of different embodiments of a device, generally designated 1, for forming bristle bundles 2.
  • Die Device 1 comprises at least one bundle pocket 3.
  • the bundle pocket 3 serves to hold at least one bristle bundle 2.
  • the bundle pocket 3 has at least one bundle holder 40 to hold a bristle bundle 2.
  • the device 1 further comprises a heating device 4, which is shown in a highly schematic manner using the area marked with a zigzag hatching in FIG. 14.
  • the heating device 4 serves to heat the at least one bundle pocket 3 and a bristle bundle 2 positioned in the bundle pocket 3.
  • a bristle bundle 2 can be inserted into the bundle pocket 3 through an insertion opening 5 of the bundle pocket 3.
  • the bundle pocket 3 of the device 1 shown in FIGS. 1 to 12 has two lateral cutouts 6.
  • a displacer 7 of the device 1 for profiling a bundle of bristles 2 inserted into the bundle pocket 3 can be introduced into the bundle pocket 3 through the lateral cutouts 6.
  • FIGS. 6 to 9 illustrate the use of the displacement means 7.
  • the device 1 is configured by the bundle pocket 3 to start a bristle bundle 2 inserted into the bundle pocket 3, starting from an undeformed initial shape, which can be seen in FIGS. 1 to 3, under the action of heat from the heating device 4 to the bundle pocket 2 and the bundle of bristles 2 arranged therein is released to be deformed into a deformed, desired target shape.
  • the result of the shaping process is a bristle bundle 2, as shown for example in FIG. 13.
  • the two outbreaks 6 of the bundle pocket 3 lie opposite each other, so that the displacer 7 can be pushed through the bundle pocket 3 within the bristle bundle 2 to produce a recess 29 (see FIGS. 6 till 9) .
  • the bristle bundle 2 is profiled or deformed accordingly and the recess 29 is produced, which can be seen particularly well in FIG. 13.
  • the device 1 has two closure means 8. With the aid of the two closure means 8, the two lateral outbreaks 6 of the bundle pocket 3 can be temporarily closed.
  • Figures 1 and 2 show the two closure means 8 in their starting position.
  • a comparison of FIGS. 1, 2 and 3 shows how the two closure means 8 are moved from their starting position into their closed position to the bundle pocket 3 in order to temporarily close the two lateral outbreaks 6.
  • the two closure means 8 are designed as profiled pins, each of which has an end face 8a.
  • the end faces 8a are adapted to the cross-section of the cutouts 6 of the bundle pocket 3, so that in the closed position of the closure means 8 on the bundle pocket 3 together with inner surfaces of the bundle pocket 3 they form an almost offset-free surface. This favors the insertion of the bristle bundle 2 into the bundle pocket 3.
  • the bundle bag 3 shown in the figures has a plurality of heat exchange elements 9.
  • the heat exchange elements 9 promote heat absorption during the heating phase and heat emission during a cooling phase.
  • the heat exchange elements 9 are designed as cooling-heating fins.
  • the heat exchange elements act as heat-conducting formations on the outer sides of the bundle pocket 3 shown.
  • the device 1 also has a bundle gripper 10 and a bundle pocket gripper 11. Both the bundle gripper 10 and the bundle pocket gripper 11 can be moved between a starting position and a processing position.
  • the bundle gripper 10 serves to move a bristle bundle 2 from the starting position (compare FIGS. 1 to 3) into a processing position and to insert the bristle bundle 2 into the bundle pocket 3.
  • the bundle pocket gripper 11 can be used to hold the bundle pocket 3 and to implement it if necessary.
  • a vibrator 12 is assigned to both the bundle gripper 10 and the bundle pocket gripper 11. The vibrators 12 are used to vibrate the bundle pocket 3 on the one hand and a bristle bundle 2 on the other hand when the bristle bundle 2 is inserted into the bundle pocket 3. This makes it easier for the bristle bundle 2 to slide into the bundle pocket 3.
  • Figure 2 shows a sectional view of the bundle bag 3.
  • the sectional view shows that the bundle bag 3 has a wall 13 with an approximately constant wall thickness.
  • An inner contour of the bundle pocket 3 is matched to an outer contour of the bundle pocket 3.
  • the sectional view of the bundle bag 3 according to FIG. 2 further shows that the insertion opening 5 of the bundle bag 3 is provided with an insertion funnel 14.
  • the insertion funnel 14 facilitates the insertion of bristle bundles 2 into the interior of the bundle pocket 3.
  • the bundle pocket 3 of the device 1 shown in the figures is in the form of a homogeneous, monolithic unit which is 3D-printed. Bundle pockets 3 with comparatively complex pocket geometries can be produced with the aid of a 3-D printing process.
  • the embodiment of a bundle pocket 3 shown in FIGS. 11 and 12 has an outlet opening 15 on its side opposite the insertion opening 5 in the bundle pocket 3. Free ends 31 of bristle filaments of a bristle bundle 2 inserted into the bundle pocket 3 can protrude from this outlet opening 15 (see FIG. 12). Although the bristle bundle 2 is then arranged within the bundle pocket 3, the free ends of the bristle filaments are accessible for further processing in this way.
  • the device 1 is equipped with at least one processing means 16 for processing the bristle filaments of a bristle bundle 2 located in the bundle pocket 3.
  • the machining means 16 shown in a highly schematic form in FIG. 11 is a milling cutter 16 with which the bristle filaments can be cut at their free ends 31.
  • the pictogram shown in FIG. 9 indicates that the device 1 has a cooling device 17 in addition to its heating device 4. With the help of the cooling device 17, the bundle pocket 3 and the bristle bundle 2 located therein can be actively cooled. This is done with the aim of cooling the bristle bundle 2 as quickly as possible to a temperature required for its further processing after it has been successfully formed.
  • the device 1 also has a plurality of guides 30, the adjustment paths for the displacement means 7, the closure means 8, the bundle body 10 and the processing means 16 specify.
  • the guides 30 are shown in greatly simplified form as guide slots 30.
  • FIG 5 now shows the device 1 after the bristle bundle
  • the displacer 7 is first inserted into the bundle pocket 3 through the first cutout 6.
  • bristle filaments of the bristle bundle 2 located in the bundle pocket 3 are laterally displaced.
  • the displacer 7 is pushed further into the bundle pocket 3 until it emerges from the bundle pocket 3 through the second cutout 6 (see FIG. 7).
  • the pictogram shown in FIG. 8 illustrates that the heating device 4 is then activated in order to heat the bundle pocket 3 and the bristle bundle 2 held in the desired target shape within the bundle pocket 3, in order to achieve the target specified by the bundle pocket 3 and the displacement means 7 -Form the bristle bundle 2 to fix.
  • the heating device 4 can be deactivated and the cooling device 17 of the device 1 can be switched on in order to actively cool the bundle pocket 3 and the bristle bundle 2 located therein (see FIG. 9).
  • the bundle body 10 is moved back to its starting position along its guide 30 (see FIG. 10).
  • the recess created in the bristle bundle 2 with the aid of the displacer 7 is clear here 29 recognizable.
  • the device 1 is set up to start the bristle bundle 2 from an undeformed initial shape, e.g. it can be seen in FIGS. 1 to 3 to convert into a desired target shape.
  • bristle filaments of the bristle bundle 2 are displaced laterally, in particular, to produce the recess 29 with the aid of the displacer 7.
  • the bristle bundle 2 is then heated in order to fix the target shape of the bristle bundle 2 and thus the recess 29 produced in the bristle bundle 2.
  • FIG. 13 finally shows a brush 32, the only bristle bundle 2 of which has been formed using the device 1 shown in FIGS. 1 to 12.
  • the recess 29 created within the bristle bundle 2 when the bristle bundle 2 is formed can be clearly seen.
  • the bristle bundle 2 is connected to a bristle carrier 33 of the brush 32, which simultaneously functions as a handle 34 of the brush 32.
  • the brush 32 can also be referred to as a brush, since it has only one bundle of bristles 2.
  • FIG. 13 further shows that the bristle bundle 2 has a first closed bundle section 35 and a second closed bundle section 36, between which the recess 29 formed in the bristle bundle 2 is arranged.
  • the first closed bundle section 35 of the bristle bundle 2 lies between the recess 29 and a free end 37 of the bristle bundle 2, on which the free ends 31 of the bristle filaments of the bristle bundle 2 are arranged.
  • the second closed bundle section 36 of the bristle bundle 2 lies between the recess 29 and an end 38 of the bristle bundle 2 on the bristle carrier or handle side.
  • the first closed bundle section 35 and the second closed bundle section 36 of the bristle bundle 2 each have a length which corresponds to at least 5% of a total length of the bristle bundle 2.
  • the total length of the bristle bundle 2 can be the length of the bristle bundle 2 that can be measured between the bristle carrier 33 and the free end 37 of the bristle bundle 2.
  • the recess 29 thus forms a cutout or a window within the bristle bundle 2, which is laterally surrounded by a ring or frame made of bristle filaments of the bristle bundle 2 and is therefore limited.
  • FIGS. 15 to 17 and 19 show bundle pockets 3 of a device 1 which are suitable for forming bristle bundles 2 of an entire bristle stock 39 of a brush 32.
  • a brush 32 namely a toothbrush, the bristle bundle 2 of which has been formed with the bundle pocket 3 shown in FIGS. 15 to 17, is shown in FIG.
  • These bundle pockets 3 have a plurality of bundle receptacles 40, into which the bristle bundles 2 of the bristle trimmings 39 of the brush 32 are inserted in order to shape the bristle bundles 2 for individualizing the brush 32.
  • the bundle receptacles 40 of these bundle pockets 3 are formed in a bundle-forming manner and set up to reshape the bristle bundles 2 of the bristle trimmings 39 introduced into the bundle receptacles 40 in comparison to their shape before being introduced into the bundle receptacles 40 under the action of heat emitted by the heating device 4. This is done with the aim of fixing the shape of the bristle bundles 2 introduced into the bundle receptacles 40, which is predetermined by the bundle receptacles 40.
  • the bundle pocket 3 shown in FIGS. 15 to 17 and 19 has a group 41 of bundle receptacles 40.
  • the bundle receptacles 40 of the bundle pocket 3 are arranged in the same way as the bristle bundles 2 in the bristle stock 39 of the brush 32 shown in FIG. 19.
  • the group 41 there are as many bundle receptacles 40 as the bristle stock 39 of the brush 32 bristle bundle 2 having.
  • At least two of the bundle receptacles 40 of the bundle pockets 3 each have two cross sections 42 and 43 which are axially spaced apart with respect to a longitudinal axis of the respective bundle receptacle 40 and which differ from one another in terms of shape and / or size.
  • the bundle pocket 3 shown in FIGS. 15 to 17 has a bristle holder receptacle 44 on the rear.
  • a bristle holder 33 of a brush 32 on which the bristle facing 39 of the brush 32 is formed, can be positioned for reshaping the bristle bundles 2 of the bristle facing 39.
  • a bundle receptacle 40c of the bundle pocket 3 has a bundle receiving section 46, which is defined by lateral surfaces of two cones or truncated cones.
  • the longitudinal central axes of the cones or truncated cones are congruent, but the cones or truncated cones have different radii. This creates a cup-shaped bundle receptacle 40c on the bundle pocket 3, which starts out in a bell-shaped manner and starts out from its insertion section 44.
  • the bundle pocket 3 shown in FIGS. 15 to 17 also has five bundle receptacles 40b, the longitudinal central axes of which are helical.
  • the result of the reshaping of bristle bundles 2 with the aid of these helical bundle receptacles 40 are correspondingly helical bristle bundles 2b, as can be seen on the bristle carrier 33 of the brush 32 shown in FIG.
  • the last of a total of seven bundle receptacles 40 of the bundle pocket 3, which is shown in FIGS. 15 to 17, is a frustoconical bundle receptacle 40a with which frustoconical bristle bundles 2a can be formed.
  • the brush 32 shown in FIG. 18 is a toothbrush and has a total of seven individual bristle bundles 2, of which five bristle bundles 2b have a longitudinal axis which is wound along a helical line, that is to say can be referred to as a helical bristle bundle 2b.
  • One of the seven bristle bundles 2 is a conical bristle bundle 2a.
  • Another bristle bundle 2 of the bristle stock 39 is a cup-shaped bristle bundle 2c. When the cup-shaped bristle bundle 2c is formed, it is spread out from its undeformed initial shape to the cup shape shown in the figures.
  • a plurality of bundle receptacles 40 are provided which collectively hold two or more bristle bundles 2 and combine them in a common bundle receptacle section 50. These bundle receptacles 40 bring together at least two separate bristle bundles 2 and combine them in the region of their free ends.
  • the bristle bundles 2 are also at their ends 38 on the bristle holder side recognizable separately from each other as separate bundles of bristles in the fully formed bristle trim 39.
  • At least one of the bristle bundles 2 of the bristle trimmings 39 of a brush 32 is shaped in such a way that it has two bundle cross sections 47 and 48 which are axially spaced apart from one another with respect to its longitudinal axis. These two bundle cross sections 47 and 48 differ from one another in terms of shape and / or size.
  • the bundle receptacles 40 of the bundle pocket 3 shown in FIGS. 15 to 18 are equipped with insertion funnels 14 at their insertion openings 5 for the bristle bundles 2. These insertion funnels 14 facilitate gentle insertion of the bristle bundles 2 into the bundle receptacles 40 of the bundle pocket 3.
  • sectional view of the bundle pocket 3 according to FIG. 17 illustrates that the frustoconical bundle receptacle 40a is provided with outlet openings 15 from which free ends of bristle filaments can emerge and are therefore accessible for further processing.
  • the devices 1 shown in Figures 1 to 12 and 15 to 17 and 19 at least in parts for molding Bristle bundles 2 can be used on a brush manufacturing machine 18, as shown in a highly schematic manner in FIG. 14.
  • the brush manufacturing machine 18 shown in FIG. 14 comprises a rotary indexing table 19 with a total of four arms 20, each offset by 90 ° to one another.
  • Each of the arms 20 is designed to hold a plurality of cassettes 21, which in turn can hold a plurality of bundle pockets 3.
  • the arms 20 are moved clocked from station to station of the brush manufacturing machine 18. With the help of handling devices, not shown, the cassettes 21 and / or individual bundle pockets 3 can be transported between the arms 21 and the individual stations of the brush manufacturing machine 18.
  • the brush production machine 18 has different stations at which bristle bundles 2 can be processed or handled.
  • One of the stations of the brush manufacturing machine 18 is an input station 22.
  • bundle pockets 3 equipped with bristle bundles 2 are fed to the arms 20 of the rotary indexing table 19. It should be expressly mentioned that both the bundle pockets 3, which are shown in FIGS. 1 to 12, and the bundle pockets 3, which are shown in FIGS. 15 to 17 and 19, can be used on the brush production machine 18.
  • the brush production machine 18 has a bundle profiling station 23 offset 90 ° from the input station 22.
  • the device 1 for forming bristle bundles 2 shown in FIGS. 1 to 12 is arranged at the bundle profiling station 23 of the brush manufacturing machine 18.
  • the brush manufacturing machine 18 has a bundle melting station 24.
  • the bundle melting station 24 the deformed bristle bundles 2 are melted on one side to produce fastening heads. With the aid of the fastening heads, the bristle bundles 2 can later be fastened to a bristle holder of a brush.
  • a removal station 25 of the brush manufacturing machine 18 is arranged at 90 ° to the bundle melting station 24. With the aid of the removal station 25, processed bristle bundles 2 can be fed to a further processing station 26 arranged downstream of the removal station 25 of the brush manufacturing machine.
  • FIG. 14 shows a heating plate 27 of the heating device 4, which has the shape of a circular ring segment and is highlighted with a zigzag hatching.
  • the annular segment-shaped heating plate 27 covers an angular range of 270 °. This means that the bundle pockets 3 arranged on the arms 20 and the bristle bundles 2 located therein can be heated or kept at temperature during their transfer from the input station 22 to the bundle melting station 24 using the heating device 4.
  • the annular plate-shaped heating plate 27 of the heating device 4 is followed by a smaller, annular segment-shaped cooling plate 28 of the previously mentioned cooling device 17 of the device 1.
  • the annular segment-shaped cooling plate 28 can cover an angular range of approximately 90 °.
  • All of the devices 1 shown can be provided with a bundle spreading device which is set up to remove the bristle bundles 2 before they are inserted into the To spread bundle receptacles 40 of the respective bundle pocket 3.
  • All of the devices 1 shown can have a moistening device for moistening and / or steaming the bristle bundles 2.
  • All of the devices 1 shown can have a control unit, for example the control unit 54, which is set up to control the heating device 4 in such a way that the bristle bundles 2 in the bundle pocket 3 are heated in accordance with defined heat profile curves.
  • FIG. 21 shows a time-temperature diagram with such a heat curve.
  • a temperature is plotted over time on a contact surface for bristle bundles 2 within a bundle pocket 3. Accordingly, the bristle bundles 2 are heated to a temperature of approximately 174 ° C. within approximately 13.5 seconds.
  • the temperature of the contact surface hardly decreases, as a result of which the bristle bundles 2 are heated.
  • the contact surface then cools to a temperature of 40 ° C. in about 18 seconds and the thermal shaping of the bristle bundles 2 is complete.
  • the bundle pockets 3 shown are configured by their bundle receptacles 40 to heat the bristle bundles 2 by heat conduction by means of mechanical contact, by induction and / or convection, preferably by means of a tempered fluid, and / or by means of heat radiation.
  • the cooling device 17 of the device 1 is set up to cool the bristle bundles 2 by means of a temperature-controlled fluid, in particular by means of compressed air and / or by means of nitrogen. This is the Cooling device 17 is then equipped, for example, with a cold air gun, with a vortex tube and / or with a vortex tube.
  • the bundle pockets 3 can be produced by eroding and / or by 3D printing and / or by milling and / or from thin layers and / or plates which are subsequently connected to one another.
  • the bundle receptacles 40 have a surface roughness of at most 6.3 ⁇ m. Furthermore, the bundle receptacles 40 are ground in the direction of insertion of the bristle bundles 2, namely flow-ground and polished. If necessary, they can be provided with a surface coating to further reduce their surface roughness.
  • the devices 1 shown can be equipped with a suction device with which a suppression can be applied to the bundle pockets 3, in particular to the bundle receptacles 40, in order to facilitate insertion of the bristle bundles 2.
  • the bundle receptacles 40 of the bundle pockets 3 are subjected to a vacuum, whereby the bristle bundles 2 are sucked into the bundle receptacles 40 by means of negative pressure.
  • the bundle pockets 3 can be perforated on the side and / or have at least one flow channel 56 in order to accelerate heat exchange via the bundle pockets 3.
  • a heated, but also a cooled, fluid can be passed through the flow channel 56 in order to temper the respective bundle pocket 3 and the bristle bundle 2 located therein.
  • at least part of the heating device 4 can be integrated into the bundle pockets 3 shown.
  • the device 1 has a closed system, in particular a circulating air system, in which fluid heated by the heating device 4, in particular heated air, circulates.
  • the control unit 54 and / or a control unit of the device 1 can be used to monitor the heat input into the bundle pockets 3.
  • the devices 1 shown in the figures can have one or more temperature sensors with which a temperature of the bundle pockets 3 can be determined.
  • the temperature sensors can be arranged at different positions on the bundle pockets 3 in order to determine the temperatures of the bundle pockets 3 at different locations.
  • the devices 1 can furthermore have at least one temperature sensor on their respective heating device 4 and / or in or on an inflow channel and / or in or on an outflow channel, through which tempered fluid is conducted for heat exchange.
  • the bundle receptacles 40 are at least 20% larger than a total cross-sectional area of individual bristle filaments that are to be introduced into these bundle receptacles 40.
  • the bristle bundles 2 of the bristle stock 39 can be deformed step by step and / or in groups. First, the inner bristle bundle 2 and then the outer bristle bundle 2 of the bristle stock 39 can be deformed.
  • the bristle bundles 2 can be spread and / or steamed and / or moistened before being introduced into the bundle receptacles 40.
  • the bristle bundles 2 can be deformed in such a way that they together represent a logo and / or image.
  • the control unit 54 and / or the heating device 4 of the device 1 can be set in such a way that the bristle bundles 2 are heated using the heating device 4 in accordance with a defined heat curve.
  • the bristle bundles 2 can also be cooled using a temperature-controlled fluid.
  • the bristle bundles 2 can be cooled in particular by means of compressed air and / or by means of nitrogen and / or by means of ambient air, and / or by means of a cold air gun and / or a vortex tube and / or a vortex tube.
  • a heated fluid in particular air
  • flow channels 56 of the bundle pockets 3 can also be used to cool the bristle bundles 2 located within the bundle pockets 3.
  • a cooled fluid, in particular air is then passed through the flow channels 56 of the bundle pocket 3.
  • the fluid, in particular the air, for introducing the heat can be released into the environment after heating the bristle bundles 2 and / or guided in a closed system, in particular in a circulating air or circulation system, of the respective device 1.
  • a heat input into the bundle pockets 3 for heating the bristle bundles 2 can by means of the control unit 54 and corresponding temperature sensors 3 are monitored.
  • the bundle pockets 3 are heated to a basic heat above the ambient temperature before the bristle bundles 2 are introduced into the bundle receptacles 40. This helps to reduce the cycle times.
  • the bristle bundles 2 can be pulled out of the bundle pockets 3 even before they have reached their final cooling temperature. This can speed up the process.
  • the bristle bundles 2 have bristle filaments which can consist of PE, PBT, PA6.10, PA6.12, PA10.10, PA4.10 and / or a mixture and / or a composite of the materials mentioned.
  • the brush manufacturing machine 18 as well as the device 1 for forming bristle bundles 2 are used for the production of brushes 32.
  • FIG. 14 shows that the brush production machine 18 can establish a data connection to a computer-readable medium 51.
  • a computer program is stored on the computer-readable medium 51, which comprises commands which cause the device 1 and / or the brush production 18 to carry out the method described in detail above.
  • the computer-readable medium 51 is a data storage 52 in a cloud 53.
  • the brush production machine 18 has a control unit 54 which is equipped with a preferably wireless data interface 55.
  • the brush production machine 18 can be operated via the data interface 55 Establish a data connection to the cloud 53 via a network, for example the Internet, in order to address the data store 52 held there and to read out the computer program therefrom.
  • the invention is concerned with improvements in the technical field of manufacturing and designing brushes.
  • a device 1 for forming bristle bundles 2 is proposed, among other things.
  • the device 1 comprises at least one bundle pocket 3 which is intended to receive a bristle bundle 2 to be formed.
  • the bundle bag 3 has at least one lateral cutout 6.
  • a displacement means 7 of the device 1 can be introduced into the bundle pocket 3 through this cutout 6 in order to produce a recess 29 within a bristle bundle 2 to be formed.
  • the bundle pocket 3 and the bristle bundle 2 located therein are heated by means of the heating device 4 of the device 1 in order to fix the shape of the bristle bundle 2 predetermined by the bundle pocket 3 and the displacement means 7.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Brushes (AREA)

Abstract

L'invention concerne des améliorations dans le domaine technique de la fabrication et la conception de brosses Un dispositif (1) pour la formation de faisceaux de poils (2) est entre autres proposé comme amélioration. Le dispositif (1) comprend au moins une poche à faisceaux (3) destinée à la réception de faisceaux de poils (2) à remodeler. La poche à faisceaux (3) comprend au moins une section de réception de faisceaux (50) commune pour l'unification d'au moins deux faisceaux de poils (2). Au moyen du dispositif de chauffage (4) du dispositif (1), la poche à faisceaux (3) et les faisceaux de poils (2) s'y trouvant sont chauffés, afin de fixer la mise en forme des faisceaux de poils (2) prédéterminée par la poche à faisceaux (3) et le moyen de déplacement (7) (Fig. 1).
PCT/EP2019/078604 2018-10-22 2019-10-21 Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur WO2020083848A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201980068770.0A CN112867417B (zh) 2018-10-22 2019-10-21 用于成形刷毛束的装置和方法、制刷机、装置的应用、刷及计算机可读介质
EP22189727.5A EP4151122A1 (fr) 2018-10-22 2019-10-21 Procédé de formage de faisceaux de poils et brosse
US17/286,145 US20210353047A1 (en) 2018-10-22 2019-10-21 Apparatus and method for forming bristle bundles, brush manufacturing machine, use of an apparatus for forming bristle bundles, brush, computer program and computer-readable medium
EP19794127.1A EP3869998B1 (fr) 2018-10-22 2019-10-21 Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102018126202 2018-10-22
DE102018126202.7 2018-10-22
DE102019128360.4 2019-10-21
DE102019128360.4A DE102019128360A1 (de) 2018-10-22 2019-10-21 Vorrichtung und Verfahren zum Formen von Borstenbündeln, Bürstenherstellungsmaschine, Verwendung einer Vorrichtung zum Formen von Borstenbündeln, Bürste, Computerprogramm sowie computerlesbares Medium

Publications (2)

Publication Number Publication Date
WO2020083848A2 true WO2020083848A2 (fr) 2020-04-30
WO2020083848A3 WO2020083848A3 (fr) 2020-10-01

Family

ID=68342916

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/078604 WO2020083848A2 (fr) 2018-10-22 2019-10-21 Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur

Country Status (1)

Country Link
WO (1) WO2020083848A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3932254A1 (fr) * 2020-06-29 2022-01-05 Zahoransky AG Procédé de fabrication d'une brosse et brosse

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3847532A (en) * 1972-03-22 1974-11-12 E Bischoff Apparatus for fabricating brushes having molded ends
DE102007014675B4 (de) * 2006-03-28 2021-08-12 M + C Schiffer Gmbh Zahnbürste
EP2420157B1 (fr) * 2010-08-18 2016-03-30 Trisa Holding AG Brosse à dents dotée d'une topographie particulière des soies
DE102012010415B4 (de) * 2012-05-25 2023-06-15 Gb Boucherie Nv Verfahren zum Herstellen von Bürsten, Borstenträger sowie Bürste
US10517389B2 (en) * 2013-11-08 2019-12-31 The Procter & Gamble Company Process and apparatus for creating tufts for tufted article
DE102016004500A1 (de) * 2016-04-18 2017-10-19 Zahoransky Ag Borsteneinheit mit Borstenfeld, Bürste mit Borsteneinheit sowie Vorrichtung und Verfahren zur Herstellung einer Borsteneinheit
US10413049B2 (en) * 2016-12-02 2019-09-17 Royal Brush Manufacturing, Inc. Makeup brush for cosmetic application with a concave profile
DE102016014653B3 (de) * 2016-12-08 2018-02-08 Zahoransky Ag Verfahren zum Stopfen von Bürsten sowie Bürstenstopfmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3932254A1 (fr) * 2020-06-29 2022-01-05 Zahoransky AG Procédé de fabrication d'une brosse et brosse

Also Published As

Publication number Publication date
WO2020083848A3 (fr) 2020-10-01

Similar Documents

Publication Publication Date Title
EP3869998B1 (fr) Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur
EP0472863A1 (fr) Dispositif pour préparer des faisceaux de poils et son application dans la fabrication des brosses
EP0193074A2 (fr) Procédé et dispositif pour fabriquer des articles de brosserie
EP3037016B1 (fr) Machine de fabrication de brosse et procede d'insertion de faisceaux de soies dans des ouvertures d'un support de faisceau
WO2020083848A2 (fr) Dispositif et procédé pour la formation de faisceaux de poils, machine de fabrication de brosses, utilisation d'un dispositif pour la formation de faisceaux de poils, brosse, programme informatique ainsi que support lisible par ordinateur
EP0865852B1 (fr) Dispositif pour chauffer un porte-outil
EP3137382B1 (fr) Procédé et dispositif d'activation thermique de gaines d'emballage
DE2714468C2 (de) Metallstreifen mit voneinander beabstandeten Klingen zur Herstellung chirurgischer Klingen und Verfahren zur Aufbereitung
EP3791751B1 (fr) Procédé de fixation d'une brosse dans un porte-brosse ainsi que dispositif correspondant
DE202013103279U1 (de) Haarformgerät
DE102009020173A1 (de) Vorrichtung zum Verbinden von Gegenständen über wenigstens ein plastifizierbares Verbindungselement
DE102018126208B4 (de) Vorrichtung und Verfahren zum Formen von Borstenbündeln, Bürstenherstellungsmaschine, Verwendung einer Vorrichtung zum Formen von Borstenbündeln, Bürste, Computerprogramm sowie computerlesbares Medium
BE1024476B1 (de) Verfahren und Vorrichtung sowie Spritzgussformhälftenteil zum Herstellen einer Bürste
EP2642883B1 (fr) Dispositif de lissage des cheveux
DE102013211702A1 (de) Vorrichtung zur Positionierung mehrerer Funktionselemente
WO2013037763A1 (fr) Ensemble bobine d'induction
EP1010622B1 (fr) Procédé et dispositif pour fermer une extrémité d'un manchon cylindrique d'emballage, spécialement un emballage pour un tampon
DE69123154T2 (de) Verfahren und vorrichtung zum herstellen eines behälters
EP3569381A1 (fr) Plaque universelle
DE102008024410B4 (de) Verfahren zur Herstellung eines Applikators zum Auftragen von insbesondere kosmetischen Produkten
DE102012004747A1 (de) Kräuselvorrichtung
DE102012021429B4 (de) Vorrichtung und Verfahren zum Herstellen von Bürsten, insbesondere Zahnbürsten
EP3614880B1 (fr) Dispositif d'usinage de brosses à fixation par vissage
DE2937241A1 (de) Bueschelware, verfahren zum herstellen von bueschelware und vorrichtung zum durchfuehren des verfahrens
DE102020117049A1 (de) Verfahren zur Herstellung einer Bürste und Bürste

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19794127

Country of ref document: EP

Kind code of ref document: A2

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2019794127

Country of ref document: EP

Effective date: 20210525