EP2207626A1 - Connexion d'une tête de pulvérisation à un bras de robot - Google Patents

Connexion d'une tête de pulvérisation à un bras de robot

Info

Publication number
EP2207626A1
EP2207626A1 EP08847390A EP08847390A EP2207626A1 EP 2207626 A1 EP2207626 A1 EP 2207626A1 EP 08847390 A EP08847390 A EP 08847390A EP 08847390 A EP08847390 A EP 08847390A EP 2207626 A1 EP2207626 A1 EP 2207626A1
Authority
EP
European Patent Office
Prior art keywords
hose
spray
spray gun
center line
flange
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.)
Withdrawn
Application number
EP08847390A
Other languages
German (de)
English (en)
Inventor
Ulrich Griesenbruch
Matthias Krischik
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.)
Carlisle Fluid Technologies Germany GmbH
Original Assignee
ITW Oberflaechentechnik 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 ITW Oberflaechentechnik GmbH filed Critical ITW Oberflaechentechnik GmbH
Publication of EP2207626A1 publication Critical patent/EP2207626A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0431—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with spray heads moved by robots or articulated arms, e.g. for applying liquid or other fluent material to 3D-surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
    • B05B7/066—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet with an inner liquid outlet surrounded by at least one annular gas outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
    • B05B7/0815—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with at least one gas jet intersecting a jet constituted by a liquid or a mixture containing a liquid for controlling the shape of the latter

Definitions

  • the invention relates to an automatic spray gun for coating liquid according to claim 1 and its combination with a robot.
  • Automatic spray guns are also referred to as automatic spray guns or spray guns.
  • An automatic spray gun is known for example from German Utility Model DE 20 2007 004 372 Ul. It can be connected to a robot arm by means of an intermediate body extending transversely to its spraying direction away from it. The intermediate body and the robot arm extend at right angles to the spray direction of the spray gun away from the spray gun. Furthermore, it is known to arrange spray devices obliquely to their injection direction by means of an intermediate body on a robot arm. The robot can be programmed so that it can not only pivot the spray gun transversely to the spraying direction, for example by 90 degrees or more, but also around the spray axis z. B. can rotate 90 degrees.
  • Turning the spray gun about its spray axis is particularly important if it has shaping air nozzles which are arranged on diametrically opposite sides of the spray jet, so that the round spray jet of compressed air jets of the shaping air nozzles is compressed into a flat jet.
  • An object of the invention is to provide a way by which faster positioning of the spray jet relative to the object to be coated is possible.
  • Another object of the invention is to provide a way by which the spray gun or parts of the spray gun is or are interchangeable in a short time.
  • Yet another object of the invention is to optimize the spray gun so that in the modular system several embodiments using a plurality of identical components are possible.
  • the invention proposes a spray gun with the features of claim 1.
  • FIG. 1 in perspective a first embodiment of an automatic
  • Spray gun for attachment to a robot arm, preferably to a robot wrist,
  • FIG. 2 shows an axial section of the automatic spray apparatus of FIG. 1, FIG.
  • FIG. 3 is a perspective view of several parts of the spray apparatus of Fig. 1 and Fig. 2, 4 shows a perspective view of a further embodiment of an automatic spray apparatus according to the invention for attachment to a robot arm,
  • FIG. 5 shows a longitudinal section through the spray gun of Fig. 4,
  • FIG. 6 is a cross-section along the plane A-A of Fig. 5,
  • FIG. 7 is a perspective view of a plurality of parts of the spray gun according to FIGS. 4, 5 and 6.
  • the spray gun comprises the following parts: a hose receiving part 1; a perforated plate 2; a number of hose connection elements 3 corresponding to the number of hoses 310 to be connected; a spray nozzle valve 4; a head holder 5; a head part 6; a union nut 7 on a thread 38 of the head holder 5; a packing 8; an air distribution ring 9; a spray nozzle 10; an air cap 11; and a retainer ring 12.
  • an axial device centerline 64 is defined.
  • the hose receiving part 1 serves to receive the hose ends of hoses 310 of a, which consists of a robot arm, for. B. protrude a robot wrist. Each hose end section is plugged together with a hose connection element 3 in the hose longitudinal direction.
  • the spray gun according to Figures 1, 2 and 3 preferably also includes the following elements: seals 42, 44, 46, 50, 52, 54, 56 and screws 48 for attaching the head holder 5 to the hose receiving part 1, wherein the screw head on the front is the head holder 5 and the screw shaft is screwed into an internal thread of the hose receiving part 1, after the Perforated plate 2 was screwed by means of other screws 58 to the hose receiving part 1.
  • the visually rob heads of these screws 58 are located on the front of the perforated plate 2 and its screw shaft is screwed into an internal thread 48.2 of the tube receiving part 1.
  • the tube receiving part 1 must be screwed by means of further screws 60 to a robot flange 308 of a robot arm 302, preferably a front movable part 304 of a robot wrist 306 of a robot 300, before the head holder 5 is attached to the tube receiving part 1 is screwed on.
  • the eyes rob these heads 60 are located on the front of the hose receiving part 1 and the threaded shaft of these screws 60 in an internal thread of the robot flange 308 screwed.
  • FIG. 4 The further embodiment of an automatic spray apparatus 200 according to the invention, which is shown in Figures 4, 5, 6 and 7, contains the same elements as the embodiment of Figures 1, 2 and 3, which are therefore not listed here again, and additionally a valve block 20 with at least two, preferably three or more additional coating liquid valves 25, 30 and 35 for the supply of coating liquid. Of these, one, alternatively to the supply of solvent for flushing the spray gun can be used.
  • valve block 20 a control compressed air passage 25a for supplying control compressed air to the one coating liquid supply valve 25 (or solvent supply valve 25), one control compressed air passage 30a for supplying control compressed air to the other additional coating liquid valve 30, and one control compressed air passage 35a for supplying control compressed air to the further coating liquid valve 35 are formed ,
  • a control compressed air duct 4a for control compressed air for controlling the spray nozzle 4 are formed in the valve block 20 .
  • valve block 20 a passage 80 for atomizing compressed air, a channel 82 for shaping compressed air for forming the spray jet, and on a circumferential circle 84 concentrically around the central apparatus center line 64, parallel to them, through holes 86 for receiving screws 48.2 instead of the screws 48 of Figures 1, 2 and 3 formed.
  • the elements of the two spray guns 100 and 200 are formed as modules or modules, which together form a modular system in which all elements of the spray gun 100 are also used in the spray gun 200.
  • the spray gun 200 includes, in addition to the elements of the spray gun 100, the valve block 20 with the additional valves 25, 30, and 35 for the alternative supply of two or more different coating liquids, or instead of one of these coating liquids for supplying solvents for cleaning the spray gun.
  • the details of the spray guns 100 and 200 may be made in various ways depending on requirements in the field.
  • the present invention provides an automatic coating liquid spray gun 100 or 200 which is attachable to a robot arm 302, preferably to the movable front arm portion 304 of a robot wrist 306, for coating objects.
  • Objects are, for example, car bodies, household items, or any other objects.
  • the spray gun 100 and 200 respectively includes the spray nozzle 10 which is disposed on the front side of the spray gun 100 and 200 respectively and has a forwardly directed nozzle channel 62 for spraying the coating liquid.
  • the central longitudinal axis of the nozzle channel 10.2 defines a straight apparatus center line 64.
  • the spray nozzle valve 4 includes for closing and opening the nozzle channel 10.2 of the spray nozzle 10 a valve seat 4.2 and a cooperating valve body 4.3, preferably a valve needle, and a valve body or the valve needle 4.3 actuated Valve operating unit 4.4, which latter is arranged axially to the valve needle 4.3 and as an actuating element preferably a needle valve 4.3 in the closed position urging compression spring (not shown) and a pressure chamber (not shown) for control compressed air contains, by means of which the valve body against the spring force in the opening direction is movable.
  • the spray gun 100 or 200 includes an apparatus flange 66 for attaching the spray gun 100 and 200 to a robot flange 308.
  • the apparatus flange 66 is disposed on the rear side of the spray gun 100 and 200 facing away from the front side and with a flange surface 67 which faces rearwardly and extends at right angles to the apparatus center line 64 and surrounds the apparatus center line 64 in an annular manner.
  • the spray gun 100 or 200 includes a hose connection device for all hoses 310, which are required for supplying the spray gun with liquid and gaseous fluids, in particular with at least one coating liquid and with compressed air, preferably also with solvent.
  • the hose connection device contains in the illustrated preferred embodiments of the invention, the hose receiving part 1 and the perforated plate 2, between which the hose connection elements 3 can be positioned, however, the hose connection device may also be designed differently.
  • the hose connection device may consist of a one-piece material body, which forms plug elements or clamping elements for connecting the tubes, instead of the hose receiving part 1 and instead of the perforated plate 2 and the hose connection elements 3.
  • the hose connection device 1, 2, 3 is on the side facing away from the front back of Spray gun 100 and 200 arranged and formed for connecting and holding the tubes in a direction parallel to the apparatus center line 64 tube longitudinal direction at various, distributed around the apparatus centerline 64 around points.
  • the hoses extend out of the robot flange 308 and are designated by the reference numeral 310 in FIGS. 1 and 4.
  • the hose receiving part 1, the perforated plate 2 and the hose connection elements 3 together with the hoses 310 form a hose package which can be placed on the robot flange 308 in the arrow direction 312 indicated in FIGS. 1 and 4 for fastening the apparatus flange 66 to the robot flange 308 are pushed back into the robot flange 308 and thus also into the robot arm 302 when the hose package is placed on the robot flange.
  • the direction of the arrow 312 points in the longitudinal direction of the hoses 310 and thus also in the longitudinal direction of the apparatus centerline 64.
  • the described axial alignment of the hose connection device 1, 2 and 3 and the hoses 310 parallel to the axis and concentric with the apparatus center line 64 also simplifies the control program and thus the programming work in comparison with the prior art.
  • the hose connecting part 1 of the hose connecting device 1, 2, 3 is arranged on the back of the spray gun 100 and 200, respectively, centric to the apparatus center axis 64 and provided with a number of hose connection means corresponding to the number of hoses.
  • the hose connector 1 may be of any type. It is preferably a hose receiving part 1 which has a number of hose receiving holes 70 corresponding to the number of required hoses 310, which are distributed around the equipment center line 64 and extend completely parallel to the equipment center line 64 through the hose receiving part 1. Each tube receiving hole 70 is formed to receive one tube 310 each.
  • the perforated plate 2 is arranged on the forward facing side of the hose receiving part 1 and releasably secured by means of fastening means, for example locking elements or preferably the screws 58, to the hose receiving part 1.
  • a number of through holes 71 corresponding to the number of the tube receiving holes 70 of the tube receiving part 1 are formed, one of which is aligned with one of the tube receiving holes 70 of the tube receiving part 1, parallel to the apparatus center line 64.
  • the through holes 71 have a diameter is preferably smaller than the diameter of the hole opposite end 70.1 of the with him in the longitudinal direction of the device centerline 64 aligned
  • Hose receiving hole 70 or, when a hose connecting element 3 of the type shown in the drawings is used, smaller than the outer diameter of the through hole 71 adjacent part of a insertable into the hose receiving hole 70 female hose connection element 3.
  • the tube receiving holes 70 have an enlarged diameter front hole portion 70.2, so that between the enlarged front hole portion 70.2 and its adjacent narrower rear hole portion 70.3 a hole paragraph 70.4 is formed, the heel face facing forward.
  • a sleeve collar 3.1 of a hose connection element 3 can be sunk to rest on the hole paragraph 70.4, preferably completely sunk, upon insertion of the hose connection element 3 into the relevant hose receiving hole 70 from the front of the hose receiving part 1 ago.
  • the sleeve collar 3.1 extends a socket part 3.2 of the hose connection element 3 to the rear, which has a smaller diameter than the sleeve collar 3.1 and is designed for mating with a hose 310.
  • the hose connection elements 3 are double-walled, and include a central sleeve-like mandrel 3.3 with a transversely ribbed outer surface for attaching a respective hose 310 and an outer sleeve 3.4, so that the hose end of the respective hose 310 between the two sleeves 3.3 and 3.4 is caught radially.
  • This is a secure plug connection between the given hose connection element 3 and the hose 310 attached to it.
  • the outer sleeve 3.4 holds the hose connection element 3 substantially free of wobble in the hose receiving hole 70.
  • the perforated plate 2 has at both axial ends of their through holes 70 each have a seal 42 and 44, of which a seal 42 sealingly abuts against an end face of the respective hose connection element 3 and the other seal 44 bears sealingly against a rearwardly facing end face 5.1 of the head holder 5.
  • This rearwardly facing end face 5.1 of the head holder 5 extends at right angles to the apparatus centerline 64.
  • through-holes 58.1 are formed parallel to the device centerline for receiving each one of the screws 58.
  • threaded holes 58.2 are formed parallel to the apparatus center line 64 and the through holes 58.1 opposite to fix the perforated plate 2 to the tube receiving part 1 by means of the screws 58.
  • the screws 58 are insertable from the front side of the perforated plate 2 through their through holes 58.1 and into the threaded holes 58.2 of the hose receiving part 1 can be screwed for fastening the perforated plate 2 to the hose receiving part 1.
  • the central axes of the through holes 58.1 for the screws 58 and the threaded holes 58.2 each extend parallel to the apparatus centerline 64th
  • the hose receiving part 1 forms the apparatus flange 66 and its flange surface 67.
  • the flange surface 67 extends at right angles to the apparatus center line 64.
  • the apparatus flange 66 is provided with through-holes 60.1 which extend axially parallel to the apparatus center line 64 through the flange 66 for receiving one of the screws 60 for fastening the apparatus flange 66 by means of the screws 60 on the robot flange 308.
  • the screw heads of the screws 60 are located on the Front of the apparatus flange 66, so that they can be screwed onto the robot flange 308 from the front.
  • the spray nozzle 10 is arranged at the front end of a unit 5, 6, which may be a one-piece part or may consist of several parts, preferably the Head part 6 and the head holder 5, which are arranged one behind the other in the longitudinal direction of the apparatus center line 64.
  • the rear end of the unit 5, 6, which in the preferred embodiment is the rear end side 5.1 of the head holder 5, is detachably connected to the hose connection device 1, 2, 3 and preferably extends at right angles to the apparatus center line 64. Extending through this unit 5, 6 All fluid channels, which are required for the supply of coating liquid to the spray nozzle 10 and for the supply of control compressed air for actuating the spray nozzle valve 4.
  • the cap nut 7 biases the head part 5 in the longitudinal direction of the apparatus center line 64 axially against the head part holder 5.
  • a fluid channel 74 of which an upstream portion 74.3 in the head holder 5 and a downstream portion 74.4 is formed in the head part 6, for supplying a coating liquid to the upstream side of the valve seat 4.2 of the spray nozzle valve 4.
  • a fluid passage 75 for the Supply of control compressed air to the actuating unit 4.4 for the actuation of the spray nozzle valve 4 preferably extends only through the head holder 5.
  • the unit 5, 6 also extends a fluid channel 76, which in the illustrated embodiment extends through the head holder 5 and through the head part 6 extends, for supplying atomizing compressed air to at least one Zerstäuber Kunststoffö réelle 77, which opens adjacent to the nozzle channel 10.2 of the spray nozzle 10 from the spray apparatus 100 and 200 forward or open out.
  • the fluid channel 76 is shown in broken lines in FIGS. 2 and 5, since it is located in a different cross-sectional plane than the illustrated sectional plane. It is similarly adapted for connection to one of the tube receiving holes 70 as the fluid channels 74 and 78.
  • the fluid channel 78 extends through the assembly 5, 6, wherein an upstream portion 78.3 is formed in the head holder 5 and a downstream portion 78.4 in the head part 6, for the supply of molding compressed air to the shaping compressed air outlets 68 for the formation of the spray jet, preferably for the formation of a flat spray jet from a cross-sectionally round spray jet.
  • the shaping compressed air outlets 68 and possibly also the fluid duct 78 for molding compressed air can be omitted.
  • Each of these fluid channels 74, 75, 76 and 78 for coating liquid, control compressed air, atomizing compressed air and molding compressed air has a Kanaleinlassöffnu ⁇ g 74.1 or 75.1 or 76.1 or 78.1, which is formed in the rearwardly facing face 5.1 of the assembly 5, 6 and in each case with another one of the tube receiving holes 70 of the tube receiving part 1 in the longitudinal direction of the apparatus center line 64, parallel to the apparatus center line 64, is arranged in alignment.
  • the fluid channel 76 for atomizing compressed air and the fluid channel 78 for shaping compressed air instead of the fluid channel 76 for atomizing compressed air and the fluid channel 78 for shaping compressed air only one of both can be provided, for. B. the fluid channel 78 such that its compressed air is divided at the downstream end of the channel on Bestäuberdruck Kunststoff and on shaping compressed air.
  • the union nut 7 is screwed onto the threads 38 of the head holder 5 from the front and clamps the head part 6 in the longitudinal direction of the apparatus center line 64 against the head holder 5.
  • the perforated plate 2 is advantageous, but can also be omitted in embodiments of the invention.
  • the tube receiving holes 70 of the tube receiving part 1, but at least the hose connection elements 3, extend to the rear end face 5.1 of the head holder 5, preferably with seals therebetween.
  • the head holder 5 is disposed longitudinally of the apparatus centerline 64 adjacent to and connected to the hose connector 1, 2, 3, preferably by means of the screws 48.
  • the sprayers 100 and 200 Figures 1 to 3 and Figures 4 to 7 consist of individual modules or assemblies in the manner mentioned.
  • all elements or modules of the spray gun 100 of FIGS. 1, 2 and 3 can be used to form the spray gun 200 of FIGS. 4 to 7, for which only the valve block 20 with the additional valves 25, 30 and 35 is additionally required, and instead of the short screws 48 are the longer screws to use 48.2.
  • the valve block 20 is in the longitudinal direction of the apparatus centerline 64 between the rearwardly facing end face 5.1 of the head holder 5 and the
  • Hose connection device 1, 2, 3 clamped fluid-tight, for example, against a relative to the apparatus centerline 64 radial front face 2.1 of the perforated plate 2 and against a likewise radial front end face 1.1 of the hose receiving part. 1
  • valve block 20 fluid passageways for connection of all tube receiving holes 70 of the tube receiving part 1, or for connection of all through holes 71 in the preferred use of the perforated plate 2, with the respective fluid channels 74, 75, 76 and 78 of the unit 5, 6 is formed, with the Special feature that, alternatively, different coating liquids from at least two different hoses 310 or hose connection holes 70 can be fed to the spray nozzle 10.
  • the supply of each one of three different coating liquids by one of the three additional control valves 25, 30 or 35 is possible. Instead of supplying one of the coating liquids, one of the additional valves 25, 30 or 35 can also be used to supply solvent to the spray nozzle 10.
  • a fluid collection channel 90 is formed having at its downstream end a channel opening 90.1 which terminates in a radially towards the device centerline 64 extending front end face 20.2 of the valve block 20 and the upstream channel opening 74.1 of the fluid channel 74 for the coating liquid in the unit 5, 6 in the longitudinal direction of the apparatus centerline 64, parallel to this, opposite.
  • fluid supply channels 92, 93 and 94 which are each selectively closable and open by one of the three additional valves 25, 30 and 35 respectively, and on the upstream side of the additional valve 92, 93 and 94 have a channel inlet opening 92.1 or 93.1 or 94.1 (93.1 and 94.1 are in the Drawings not visible), which each open in the rearwardly facing end face 20.1 of the valve block 20 and each another of the hose receiving openings 70, and thus also each one of the through holes 71 of the perforated plate 2 in the longitudinal direction of the Apparteschlinien 64, parallel to this, arranged opposite are.
  • each additional valve 25, 30 and 35 contains a valve actuating unit 25.4 or 30.4 or 35.4.
  • This preferably includes a valve urging the associated valve body in the closed position (not shown) and a pressure chamber (not shown) for control compressed air for moving the relevant valve body in the valve opening direction.
  • the control air channels 25a, 30a and 35a are formed in the valve block 20.
  • a passage 4a for the control compressed air of the spray nozzle 4 the atomizing air atomizing air passage 82 of the atomizer outlet or orifices 77 and the molding air pressure passage 82 for the shaping air outlets 68 are formed, all of the channels formed in the valve block 20 being on the upstream side thereof each having a one of the hose connection holes 70 in alignment adjacent channel opening, and at its downstream end with a one of the channels of the assembly 5, 6 aligned channel opening.
  • the shaping air passage 82 connects a hose receiving hole 70 of the hose receiving part 1 to the fluid passage 78 of the unit 5, 6, and the control air passage 4a of the valve block 20 connects one of the hose receiving holes 70 to the inlet passage 75.1 of the fluid passage 75 of the spray nozzle 4.
  • the other compounds are formed.
  • the hose connection device 1, 2, 3 preferably has axially to the apparatus centerline 64 a central cavity 102 which is open at least on the front side of the hose connection device 1, 2, 3 and whose inner diameter is at least as large as the outer diameter of Actuator 4.4 for actuating the valve body 4.3 of the spray nozzle valve 4, so that this actuator unit 4.4 can protrude into the central cavity 102.
  • the cavity 102 may be a blind hole or, preferably, a through hole.
  • the valve block 20 preferably has axially of the apparatus center line 64 a central cavity 202 which is open at least on the front of the valve block 20 and whose inner diameter is at least as large as the outer diameter of the actuator 4.4 for actuating the valve body 4.3 of the spray nozzle 4, so that this actuator unit 4.4 can protrude into the central cavity 202.
  • the cavity 202 may be a through-hole or, preferably, a blind hole.
  • the invention provides a modular system with a plurality of modules, with which advantageously different embodiments can be formed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Nozzles (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

L'invention concerne un appareil de pulvérisation automatique (100) de liquide de chargement pouvant être fixé à un robot (300) pour le revêtement par pulvérisation d'objets. L'axe longitudinal de la buse de pulvérisation (10) définit une ligne médiane d'appareil droite (64). La surface d'un collet d'appareil (66) s'étend perpendiculairement à la ligne médiane d'appareil (64) et peut être fixée à un collet de robot (308). Un dispositif de connexion de tube flexible (1) sur l'arrière de l'appareil de pulvérisation (100) est conçu de telle manière que tous les tubes flexibles (310) nécessaires à l'alimentation de l'appareil de pulvérisation en fluides liquides ou gazeux, s'étendent parallèlement à la ligne médiane d'appareil (64), à partir du côté arrière de l'appareil de pulvérisation, vers l'arrière, dans le collet de robot (308). L'appareil de pulvérisation (100) est de préférence conçu de façon modulaire.
EP08847390A 2007-11-07 2008-11-07 Connexion d'une tête de pulvérisation à un bras de robot Withdrawn EP2207626A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007053578A DE102007053578A1 (de) 2007-11-07 2007-11-07 Automatischer Spritzapparat für Beschichtungsflüssigkeit und seine Kombination mit einem Roboter
PCT/EP2008/065111 WO2009060058A1 (fr) 2007-11-07 2008-11-07 Connexion d'une tête de pulvérisation à un bras de robot

Publications (1)

Publication Number Publication Date
EP2207626A1 true EP2207626A1 (fr) 2010-07-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP08847390A Withdrawn EP2207626A1 (fr) 2007-11-07 2008-11-07 Connexion d'une tête de pulvérisation à un bras de robot

Country Status (5)

Country Link
US (1) US20100294856A1 (fr)
EP (1) EP2207626A1 (fr)
CN (1) CN101883638A (fr)
DE (1) DE102007053578A1 (fr)
WO (1) WO2009060058A1 (fr)

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FR3132855B1 (fr) * 2022-02-24 2024-03-01 Exel Ind Dispositif d’alimentation d’un pulvérisateur, modules pour un tel dispositif d’alimentation et installation d’application de produit de revêtement comprenant un tel dispositif d’alimentation

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DE102007053578A1 (de) 2009-05-14
WO2009060058A1 (fr) 2009-05-14
US20100294856A1 (en) 2010-11-25
CN101883638A (zh) 2010-11-10

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