EP3959020A1 - Dispositif d'application d'agent adhésif - Google Patents

Dispositif d'application d'agent adhésif

Info

Publication number
EP3959020A1
EP3959020A1 EP20721219.2A EP20721219A EP3959020A1 EP 3959020 A1 EP3959020 A1 EP 3959020A1 EP 20721219 A EP20721219 A EP 20721219A EP 3959020 A1 EP3959020 A1 EP 3959020A1
Authority
EP
European Patent Office
Prior art keywords
adhesive
roller
container
application device
application
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.)
Pending
Application number
EP20721219.2A
Other languages
German (de)
English (en)
Inventor
Max Lutz
Johannes Schmid
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Homag GmbH
Original Assignee
Homag GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Homag GmbH filed Critical Homag GmbH
Publication of EP3959020A1 publication Critical patent/EP3959020A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0817—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line characterised by means for removing partially liquid or other fluent material from the roller, e.g. scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/006—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to the edges of essentially flat articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0813—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line characterised by means for supplying liquid or other fluent material to the roller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/06—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
    • B27D5/003—Other working of veneer or plywood specially adapted to veneer or plywood securing a veneer strip to a panel edge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
    • B27G11/005—Glue guns, glue sprayers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/003—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating incorporating means for heating or cooling the liquid or other fluent material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0826—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets
    • B05C1/0834—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets the coating roller co-operating with other rollers, e.g. dosing, transfer rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
    • B27G11/02—Glue vessels; Apparatus for warming or heating glue
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
    • B29C65/524—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by applying the adhesive from an outlet device in contact with, or almost in contact with, the surface of the part to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
    • B29C65/524—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by applying the adhesive from an outlet device in contact with, or almost in contact with, the surface of the part to be joined
    • B29C65/525—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by applying the adhesive from an outlet device in contact with, or almost in contact with, the surface of the part to be joined by extrusion coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/836—Moving relative to and tangentially to the parts to be joined, e.g. transversely to the displacement of the parts to be joined, e.g. using a X-Y table
    • B29C66/8362—Rollers, cylinders or drums moving relative to and tangentially to the parts to be joined

Definitions

  • the invention relates to an adhesive application device, in particular an adhesive application device which is provided for an adhesive application on a narrow side of a plate-shaped workpiece.
  • the invention also relates to a coating machine with such an adhesive application device.
  • coating machines which comprise an adhesive application roller for processing hot-melt adhesives.
  • an adhesive application roller for processing hot-melt adhesives.
  • a heated, viscous hot-melt adhesive is applied to a narrow side of a plate-shaped workpiece and then a coating material is applied to the narrow side provided with the adhesive.
  • Such a device comprises a glue container which is supplied with liquid hot-melt adhesive, for example via a premelter.
  • a granulate into the glue container, which is heated in the glue container by means of an appropriate heating device.
  • Metering slides usually regulate the supply of the hot melt adhesive to the application roller so that a corresponding amount can be applied to the narrow side of the workpiece.
  • EP 2 428 340 A1 is also known, which relates to a metering edge kinematics.
  • an adjusting mechanism is explained in this document in order to ensure the supply of adhesive in the direction of gravity of a glue roller. This mechanism offers the advantage, among other things, that a gap dimension between an edge of an upper part of the device and the adhesive transfer tool (glue application roller) can be adjusted continuously.
  • the subject matter of claim 1 provides a corresponding material application device. Further preferred embodiments are listed in the dependent claims.
  • the invention also relates to a coating machine with an adhesive application device.
  • the adhesive application device comprises: an application roller, which is rotatable about an axis, a first container for receiving an adhesive, a first metering mechanism for metering the adhesive to be supplied from the first container to the application roller, the first metering mechanism being set up for the application of adhesive by a displacement movement to change or limit the active section of the application roller, and the first metering mechanism is set up to stop the supply of adhesive by means of a movement.
  • the first metering mechanism comprises a seal which is in contact with the application roller in sections.
  • the seal can ensure that an adhesive applied to the application roller remains in a specific area of the application roller.
  • the application roller extend from a floor element.
  • the active section of the applicator roller is formed between the base element and the seal.
  • the active portion of the applicator roller is that which is set up to apply the adhesive to a workpiece.
  • the base element can delimit one side of the active section. A change in the active section can be achieved by moving the seal.
  • a channel for supplying the adhesive to the applicator roller can preferably be between one side of the first metering mechanism and one side of a carrier.
  • the side of the first metering mechanism and one side of a carrier may be inclined at an equal angle to the axis. It is thus possible that the supply of adhesive to the applicator roller can be interrupted if necessary.
  • the metering mechanism is movable along a linear guide.
  • the linear guide is provided or formed on the container. Among other things, this enables a compact design.
  • the container can be moved together with the metering mechanism relative to the application roller.
  • Such mobility can preferably be implemented perpendicular to the axis of the application roller and / or by a pivoting movement in a plane perpendicular to the axis.
  • This configuration can be integrated into the adhesive application device in a functionally advantageous manner.
  • the adhesive application device comprises a second container for receiving an adhesive and a second metering mechanism for metering the adhesive to be fed from the second container to the application roller.
  • the adhesive application device with a second container has the advantage that several, possibly different, adhesive agents can be applied to the application roller and can be transferred to workpieces accordingly by means of the application roller. This makes it possible to switch between two different adhesives during a manufacturing process. The system that is not actively working is closed by adjusting the dosing mechanism so that no adhesive can escape. It is preferred that the second container, together with the metering mechanism, can be moved relative to the application roller.
  • the mobility is guaranteed in particular perpendicular to the axis of the application roller and / or by a pivoting movement in a plane perpendicular to the axis.
  • This configuration can be integrated into the adhesive application device in a functionally advantageous manner, in particular if the mobility of the first container is implemented accordingly.
  • the first metering mechanism can be set up and / or designed to limit a section of the application roller that is active for the application of adhesive by means of a displacement movement when the second metering mechanism has stopped the supply of adhesive.
  • the mechanisms mentioned are therefore coordinated with one another to ensure safe operation.
  • the adhesive application device can be set up to operate the application roller continuously or alternately.
  • the invention also relates to a coating machine.
  • the coating machine comprises an adhesive application device according to one of the preceding configurations and a coating device for applying a coating material to a workpiece.
  • the coating material is a strip-shaped coating material, for example made of plastic, real wood, veneer or the like.
  • a strip-shaped coating material can be applied to a narrow side of a, in particular plate-shaped, workpiece.
  • a workpiece is particle board.
  • the coating machine can comprise a sensor for detecting a workpiece to be coated.
  • a control device of the coating machine can be configured to rotate the application roller when the workpiece is detected. In this way, an adhesive can be applied particularly precisely to a workpiece.
  • the invention also relates to a method for applying an adhesive to a workpiece.
  • an adhesive application device according to one of the preceding embodiments or a coating machine according to the aspects mentioned above can be used.
  • Fig. 1 shows a schematic side view of a first
  • Embodiment of the adhesive application device Embodiment of the adhesive application device.
  • FIG. 2 illustrates an application of adhesive on a workpiece moved relative to the adhesive application device.
  • Fig. 3a shows a schematic plan view of the
  • Adhesive application device according to FIG. 1 in an operating position.
  • Fig. 3b shows a schematic plan view of the
  • Adhesive application device according to FIG. 1 in a rest position.
  • FIG. 4 illustrates a first variant for adjusting the adhesive application device according to FIG. 1.
  • Fig. 5 shows a second variant for adjusting the in
  • Fig. 1 shown adhesive application device.
  • Fig. 6 shows a second embodiment of an adhesive application device according to the invention.
  • FIG. 7 shows a third embodiment of FIG
  • Adhesive application device according to the invention.
  • the adhesive application device comprises a container 1 which is either charged with a liquid adhesive or into which granules are introduced, which are heated by a heating device (not shown) of the container 1 and thus converted into a liquid state.
  • the adhesive application device comprises an application roller 2 which is mounted rotatably about an axis A.
  • the axis A is oriented in a vertical direction.
  • the application roller 2 is used to transfer an adhesive applied to it to a narrow side of a plate-shaped workpiece.
  • a control device of the adhesive application device or of a coating machine comprising the adhesive application device can drive the application roller 2 continuously or in a rotating manner as required.
  • the adhesive application device further comprises a metering mechanism 3 which is provided with a seal 6.
  • the seal 6 provides a seal relative to the rotatable applicator roller 2.
  • the adhesive application device is equipped with a base element 5 which lies opposite the seal 6 and thus, together with the seal 6, defines the height of the adhesive application.
  • the distance between the seal 6 and the base element 5 is varied by an adjustment movement of the metering mechanism 3 and thus the seal 6, so that the height of the adhesive application can be changed by an adjustment movement of the height adjustment 3.
  • the adhesive application device can be adapted to a workpiece of different thickness.
  • the container 1 is connected to the base element 5 via a carrier element 4.
  • the supply of the adhesive to the application roller is ensured between the carrier element 4 and the metering mechanism 3.
  • the metering mechanism 3 comprises an inner side 3a inclined to the axis A of the applicator roller 2, viewed in a cross-sectional side view.
  • the inclined inner side 3a of the metering mechanism 3 lies opposite an inner side 4a of the carrier element 4a.
  • the inner side 4a of the carrier element 4a viewed in a cross-sectional side view, is also inclined to the axis A of the applicator roller 2.
  • the angle of inclination of the inside 3a of the metering mechanism 3 and the angle of inclination of the inside 4a of the support element 4, which are each formed relative to the axis A when viewed in cross section in a side view, are the same or essentially the same. If the metering mechanism 3 is moved in the direction of the carrier element 4 in such a way that the inside 3a of the metering mechanism 3 rests against the inside 4a of the carrier element 4, the supply of adhesive to the application roller 2 is interrupted.
  • the adhesive application device has a modular design so that a unit comprising the container 1, the carrier element 4, the metering mechanism 3 and the seal 6 can be moved away from the application roller 2 (indicated by a double arrow in FIG. 1).
  • the application roller 2 on the other hand, is fastened to the base element 5 and is driven to rotate about the axis A by a motor (not shown).
  • FIGS. 3a and 3b an adjustment movement of the adhesive application device from an operating position (FIG. 3a) to a rest position (FIG. 3b) is explained below.
  • Carrier element moved in a horizontal direction, so that the metering mechanism 3 and the carrier element in the
  • the metering mechanism 3 and the carrier element 4 were positioned in the direction of the application roller 2.
  • the positioning of the metering mechanism 3 and the carrier element 4 can take place by means of a movement device, in particular a motor or a pneumatic cylinder, or by manual actuation.
  • a linear displacement of the metering mechanism 3 and the carrier element 4 is shown schematically in the horizontal direction.
  • the metering mechanism 3 and the carrier element 4 can be pivoted about a pivot point P in order to form a gap on one side relative to the applicator roller 2 through which the adhesive can exit.
  • the linear displaceability (FIG. 4) and the pivotability (FIG. 5) of the metering mechanism 3 and the carrier element 4 can be combined in order to transfer the adhesive application device from an operating position to a rest position (and vice versa).
  • a second embodiment of the invention is shown in a schematic plan view.
  • the second embodiment is characterized in that the adhesive application device described according to the first embodiment is provided with a further glue container, a further metering mechanism, a further carrier element, a further base element and a further seal.
  • Identical or similar elements of the adhesive application device are correspondingly identified with the same or similar reference symbols.
  • the adhesive application device of the second embodiment comprises a first container 1-1 and a second container 1-2, which are either charged with a liquid adhesive or into which a granulate is introduced, which is heated by a heating device (not shown) of the respective container and is thus converted into a liquid state.
  • the containers 1-1, 1-2 can be identical or different.
  • a first metering mechanism 3-1 is slidably arranged on the first container 1-1.
  • a second metering mechanism 3-2 is slidably provided on the second container 1-2.
  • the containers 1-1, 1-2 With respect to the axis A of the applicator roller 2, the containers 1-1, 1-2, viewed in plan view, are arranged rotated by an angle of essentially 90 °, with another relative arrangement of the containers 1-1, 1-2 is conceivable to each other.
  • the adhesive application device has the advantage that several, possibly different, adhesives can be applied to the application roller 2 and correspondingly transferred to workpieces by means of the application roller 2. This makes it possible to switch between two different adhesives during a manufacturing process.
  • the system that is not actively working is locked by adjusting the dosing mechanism to a lower position so that no adhesive can escape.
  • the system comprising the second container 1-2 is in an operating position so that a gap S is formed between the second metering mechanism 3-2 and the application roller 2.
  • the system comprising the container 1-1 is in a rest position in which the first metering mechanism 3-1 is positioned in such a way that the inside of the first metering mechanism 3-1 rests against an inside of the carrier element and thus the supply of adhesive to the applicator roller 2 is interrupted .
  • the arrows in FIG. 6 indicate that the containers 1-1, 1-2 can be moved in a linear movement in order to change the respective rest position and operating position accordingly.
  • FIG. 7 shows a third embodiment of the invention, which essentially differs from the second embodiment in that instead of a linear adjustment movement, a pivoting movement of the respective container 1 is provided to bring the respective system from a rest position to an operating position (and vice versa). .
  • a pivoting movement of the respective container 1 is provided to bring the respective system from a rest position to an operating position (and vice versa).
  • the adhesive application device of the third embodiment comprises a first container 1-1 'and a second container 1-2', which are either charged with a liquid adhesive or into which a granulate is introduced, which is heated by a (not shown) heating device of the respective container is heated and thus converted into a liquid state.
  • the containers 1-1 ', 1-2' can be identical or different.
  • a first metering mechanism 3-1 ' is arranged displaceably on the first container 1-1'.
  • a second metering mechanism 3-2 ' is provided on the second container 1-2' so that it can be moved vertically.
  • other elements and the Adjustment of the amount of the Hattstoff application between a respective seal and a base element is referred to the explanations for the first and second embodiment.
  • the first container 1-1 ', the first metering mechanism 3-1' and the carrier element can be pivoted about a first pivot axis P-1 in order to be transferred from an operating position to a rest position (and vice versa).
  • the second container 1-2 ', the second metering mechanism 3-2' and the carrier element can be pivoted about a second pivot axis P-2 in order to be transferred from an operating position to a rest position (and vice versa).
  • the system comprising the second container 1-2 'is in an operating position so that a gap S is formed between the second metering mechanism 3-2' and the applicator roller 2.
  • the system comprising the first container 1-1 'is in a rest position in which the first metering mechanism 3-1' is positioned in such a way that the inside of the first metering mechanism 3-1 'rests against an inside of the carrier element and thus the supply of adhesive to Application roller 2 is interrupted.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Coating Apparatus (AREA)

Abstract

L'invention concerne un dispositif d'application d'agent adhésif, en particulier un dispositif d'application d'agent adhésif qui est destiné à appliquer un agent adhésif sur un petit côté d'une pièce en forme de plaque. L'invention concerne en outre une machine de revêtement pourvue d'un tel dispositif d'application d'agent adhésif.
EP20721219.2A 2019-04-24 2020-04-23 Dispositif d'application d'agent adhésif Pending EP3959020A1 (fr)

Applications Claiming Priority (2)

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DE102019110567.6A DE102019110567A1 (de) 2019-04-24 2019-04-24 Haftmittelauftragseinrichtung
PCT/EP2020/061308 WO2020216828A1 (fr) 2019-04-24 2020-04-23 Dispositif d'application d'agent adhésif

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EP3959020A1 true EP3959020A1 (fr) 2022-03-02

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US (1) US12280390B2 (fr)
EP (1) EP3959020A1 (fr)
CN (1) CN113874125A (fr)
DE (1) DE102019110567A1 (fr)
WO (1) WO2020216828A1 (fr)

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DE102019135438A1 (de) * 2019-12-20 2021-07-08 Homag Gmbh Kappeinrichtung, Beschichtungseinrichtung sowie Verfahren zum Ablängen eines Schmalflächenbeschichtungsmaterials
DE102023110217A1 (de) 2023-04-21 2024-10-24 Homag Gmbh Vorrichtung zum selektiven Auftragen von Haftmitteln, Verfahren zum Beschichten von Werkstücken, beschichtetes Werkstück und Verwendung davon
CN119036587B (zh) * 2024-10-14 2025-02-25 江苏笨笨猫新材料有限公司 一种胶合板辊涂式涂胶机

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DE3447592A1 (de) * 1984-12-28 1986-07-10 Hornberger Maschinenbaugesellschaft mbH & Co KG, 7294 Schopfloch Vorrichtung zum auftragen von schmelzkleber auf fortlaufend bewegte werkstuecke
DE20104698U1 (de) * 2001-03-19 2001-05-17 Paul Ott Gmbh, Lambach Leimbecken für eine Kantenleimmaschine
ITMO20050319A1 (it) * 2005-11-29 2007-05-30 Scm Group Spa Apparato distributore di colla
ITMI20071654A1 (it) * 2007-08-08 2009-02-09 Giovanni Gambini Dispositivo perfezionato di distribuzion e colla di un gruppo di goffratura- laminazione
JP5031630B2 (ja) * 2008-03-19 2012-09-19 富士フイルム株式会社 塗布液供給装置及びインクジェット記録装置
EP2428340B1 (fr) * 2010-09-14 2013-06-05 Brandt Kantentechnik GmbH Cinématique de culbute de dosage
ES2684671T3 (es) * 2016-03-03 2018-10-04 Robatech Ag Dispositivo y procedimiento para aplicar adhesivo sobre un sustrato
JP6523996B2 (ja) * 2016-03-10 2019-06-05 三菱重工業株式会社 塗布装置
CN108772245B (zh) * 2018-07-09 2024-05-07 广东华粘新材料研究有限公司 一种直条型狭缝挤出模具与多辊组合的涂布系统

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CN113874125A (zh) 2021-12-31
WO2020216828A1 (fr) 2020-10-29
US12280390B2 (en) 2025-04-22
US20220219192A1 (en) 2022-07-14
DE102019110567A1 (de) 2020-10-29

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