EP1326716B1 - Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif - Google Patents

Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif Download PDF

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Publication number
EP1326716B1
EP1326716B1 EP01978571A EP01978571A EP1326716B1 EP 1326716 B1 EP1326716 B1 EP 1326716B1 EP 01978571 A EP01978571 A EP 01978571A EP 01978571 A EP01978571 A EP 01978571A EP 1326716 B1 EP1326716 B1 EP 1326716B1
Authority
EP
European Patent Office
Prior art keywords
reservoir
coating
main
robot
main reservoir
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP01978571A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1326716A1 (fr
Inventor
Jean-Charles Congard
Philippe Foury
Eric Prus
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.)
Sames Kremlin SAS
Original Assignee
Sames Technologies SAS
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 Sames Technologies SAS filed Critical Sames Technologies SAS
Publication of EP1326716A1 publication Critical patent/EP1326716A1/fr
Application granted granted Critical
Publication of EP1326716B1 publication Critical patent/EP1326716B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
    • B05B12/1463—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet separate containers for different materials to be sprayed being moved from a first location, e.g. a filling station, where they are fluidically disconnected from the spraying apparatus, to a second location, generally close to the spraying apparatus, where they are fluidically connected to the latter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
    • B05B12/1454—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet separate units comprising both a material container and a spray device permanently connected thereto being removably attached to a part of the spray apparatus, e.g. to a robot arm
    • 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
    • B05B13/0447—Installation or apparatus for applying liquid or other fluent material to conveyed separate articles
    • B05B13/0452—Installation or apparatus for applying liquid or other fluent material to conveyed separate articles the conveyed articles being vehicle bodies
    • 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
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
    • B05B15/557—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids the cleaning fluid being a mixture of gas and liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B16/00—Spray booths
    • B05B16/90—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth
    • B05B16/95—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth the objects or other work to be sprayed lying on, or being held above the conveying means, i.e. not hanging from the conveying means

Definitions

  • the invention relates to a device and a method for supplying coating products for the projectors of a coating product projection installation.
  • FR-A-2,777,482 teaches to move, on a limited stroke, a product tank rarely used to a coating product change unit for feeding a single tank carried by a robot.
  • the installation thus implemented requires the use of a carousel near each robot and feeding each carousel tanks is a tedious and time consuming operation.
  • the invention intends to remedy more particularly by proposing a new projector supply device which does not require the construction of a circulating device until close to an installation and avoids the manipulation of a too many cartridges.
  • the invention relates to a device for supplying products for coating the headlamps of an installation on objects moved by a conveyor, this device comprising at least one main reservoir capable of supplying successively several secondary reservoirs each dedicated to a projector and means adapted to move the main tank successively to the vicinity of the aforementioned secondary tanks.
  • the main tank (s) make it possible to feed various secondary tanks of the installation by being moved to these tanks.
  • the main tanks may be conditioned outside the plant in which the installation is installed and, in particular, in the premises of the manufacturer of the coating product, the main tanks then corresponding to a particular packaging of the product. It then suffices to transport different main tanks to the vicinity of the installation and, depending on the coating product to be sprayed, to move a main tank to the various secondary tanks, to feed them coating products. No degradation of the product of shear coating takes place in the main reservoir (s).
  • the secondary tanks remain in the facility and there is no need to manage a large number of disposable cartridges or refill.
  • the main tanks can be connected to at least one secondary tank carried by a robot and associated with a projector.
  • the device comprises at least one temporary storage station of at least one secondary tank and means for temporary connection of a main tank with at least one secondary tank in place in this station .
  • the secondary tanks can be filled in masked time in the temporary storage station.
  • each secondary tank forms a subset with a projector to which it is dedicated and that such a subset is mounted on the robot after filling the secondary tank in the temporary storage unit .
  • the method advantageously consists in filling the reservoir main amount of a sufficient amount for coating the same object or side of the same object by different projectors and to supply the projectors by means of secondary tanks filled by transferring from the main tank.
  • the invention relates to a coating product projection installation comprising a device as previously described, optionally implemented by the method as previously described.
  • a coating product projection installation comprising a device as previously described, optionally implemented by the method as previously described.
  • the installation represented at figure 1 is provided for the liquid paint coating of motor vehicle bodies 1 moved by a conveyor 2 in a generally rectilinear direction X-X '.
  • the bodies 1 are each supported by a trolley or sled 3 driven by the conveyor 2.
  • Multi-axis robots 10 to 17 are distributed, on either side of the conveyor 2 and the sleds 3, and are each equipped with a projector 20 to 27 and an associated reservoir 30 to 37.
  • the tanks 30 to 37 are mounted permanently near the wrist of each robot. The capacity of each reservoir 30 to 37 is sufficient to allow the desired application of coating products on a bodywork 1.
  • the robots 10 to 13 are dedicated to the application of a first coating layer inside a body while the robots 14 to 17 are dedicated to the application of a second layer to the body. interior of these bodies.
  • the installation may also comprise other robots dedicated respectively to the application of a first layer and a second layer outside the body, a manual retouching station possibly being provided in the downstream part of the cabin of the installation.
  • each tank 30 to 37 must be cleaned and filled with a new coating product, most often different from that used previously because motor vehicles are painted according to customer orders.
  • stations 40 to 47 for cleaning the tanks.
  • the station 40 is supplied with air through a conduit 40A, and solvent through a conduit 40S, while a 40P bleed conduit to collect the paint and solvent residues resulting from a cleaning operation.
  • the other stations are connected in the same way to their environment.
  • the robot 10 approaches the reservoir 30 and the projector 20 of the station 40, as represented by the arrow F 1 at the figure 2 .
  • a plate 40 f of the station 40 is then pressed onto the sprayer 20, this plate being provided with connection means 40 e able to cooperate with corresponding connection means 20 e provided on the projector 20.
  • Inside the robot 10 are planned unrepresented conduits connecting the projector 20 to the tank 30 and for supplying, from the means 20 e , the tank 30 with air and solvent and to collect the residues.
  • the station 40 makes it possible to clean the projector 20 and the tank 30 before a new use.
  • the conveyor 52 comprises a branch 52 a and a branch 52 b generally parallel to the X-X 'direction, the traffic being effected in the forward direction of the conveyor on the branch 52 a and in the opposite direction on the branch 52 b .
  • Each main tank 50 has a capacity equal to the sum of the capacities of the tanks 30, 32, 34 and 36 and is provided with 50 connecting means is provided to cooperate with the connection means 30 has disposed on or near the reservoir 30.
  • the tanks 32, 34 and 36 are also provided with such connecting means 32, 34a and 36 a.
  • a tank 50 is selected and arranged, by a manipulator robot not shown, on the loading area from which it is conveyed by the conveyor 52 to the level of the robot 10.
  • the robot 10 pivots to dock the cleaning station 40 as indicated above.
  • the position of the container 50 is then such that movement F 1 of the robot induces a coupling means 30 a and 50 a, which allows to collect in the tank 50 the amount intended to be stored in the reservoir 30 and applied by the headlamp 20 on this body.
  • the cleaning of the projector 20 and the tank 30 and the filling of the tank 30 take place by a single movement of the robot 10.
  • the cleaning position of the projector and tank is the same as the filling position of the tank.
  • the robot 10 As the robot 10 is docked on the station 40 during the filling of the tank 30 from the tank 50, it is possible to supply the tank 50 with pressurizing air from the station 40 and through the robot 10. Thus, the transferring of products from the tank 50 to the tank 30 can take place under pressure, which makes it possible to reduce the cycle time.
  • the air supply 40A of the station 40 can also be used to actuate the stirring means provided in the tank 50, in order to homogenize the product before it is transferred to the tank 30.
  • the body 1 in question progresses towards the robot 10 and, at the end of the filling operation of the reservoir 30, the application with the projector 20 can begin.
  • the conveyor 52 then moves the main tank 50 towards the robot 12 at which the tank 32 is cleaned and filled as the tank 30 for the application of the same product on the same body.
  • the tank 50 then continues its progress towards the robots 14 and 16 for the successive cleaning and filling tanks 34 and 36.
  • the tank 50 is conveyed towards the discharge zone 54 by a return along branch 52 b of the conveyor 52.
  • the capacity of the tanks 50 and 50 ' is increased.
  • the manual guns may be devoid of on-board tanks, the guns being directly supplied by the main tanks 50 and 50 'by means of flexible hoses.
  • a means of pressurizing the interior volume of the main tanks can be provided.
  • Racks 55 and 55 ' are arranged near the loading areas 53 and 53' for the supply of the conveyors 52 and 52 'in the main tanks 50 and 50', depending on the colors selected for the bodies 1. These racks can be prepared outside the paint spraying workshop, the distribution of colors in the different tanks 50 and 50 'being predetermined depending on the intended use of the installation.
  • the catalyst supply conduit 40K may be disposed in the arm of each robot, as shown in phantom for robot 10 at the figure 2 .
  • bodies 101 are transported by sleds 103 moved by a conveyor 102.
  • Robots 110 to 117 are disposed on either side of this conveyor and are equipped with subassemblies 160. to 167 each comprising a projector 120 to 127 and a reservoir 130 to 137, each subassembly being removably mounted at the end of the arm of a robot.
  • main tanks 150 and 150 ' are conveyed by conveyors 152 and 152' along the conveyor 102.
  • a station 140 for temporary storage of subsets 160 and the like this station 140 being intended for the preparation of subassemblies intended to be mounted on the robots 110 and 112.
  • the station 140 defines four slots 140 a, 140 b, 140 c and 140d receiving subassemblies 160 and 162.
  • housing 140 a and 140 b are dedicated to the reception of subassemblies to be mounted on the robot 110 while the housing 140 c and 140 d are dedicated to the subassemblies to be mounted on the robot 112.
  • the housing 140 actually contains a subset 160 'while the housing 140 b is ready for the subset 160 mounted at the end of the robot 110.
  • housing 140 c contains a subset 162 'intended to be mounted on the robot 112 while the housing 140d is empty and ready to receive the subset 162 mounted on the robot 112.
  • the subassemblies 160 'and 162' respectively comprise projectors 120 'and 122' and reservoirs 130 'and 132' similar to those of the subassemblies 160 and 162.
  • the station 140 is equipped with an air supply duct 140A, a solvent supply duct 140S and a 140 p drain duct.
  • the robots 110 and 112 take alternately one of the subsets 160 or 162 available in the station 140, the filling of a subset can take place while the other under -All is in use on one of the robots.
  • This filling takes place through the reservoir 150 which is brought by the conveyor 152 up to the level of the station 140, the reservoir 150 being provided with a means 150 has rapid connection means for connecting 140th carried by a plate 140 f capable of translational movements, represented by the double arrow F 2 at the figure 4 , being controlled by a cylinder 140g which can be hydraulic, pneumatic or electric.
  • the 140th connection means are connected by flexible pipes not shown in the subsets 160 and 162 present in housing 140 a to 140 d.
  • the reservoir 150 can be supplied with pressurizing air or with air for actuating an agitator from the conduit 140A of the station 140 when the plate 140 f is in contact with the reservoir 150, appropriate connection means being then provided.
  • Another station 141 is provided between the robots 114 and 116 for the preparation of the subassemblies 164 and 166, particularly for the cleaning of the projectors 124 and 136 and the cleaning / filling of the tanks 134 and 136 Tank 150 is routed to station 141 after it is connected to station 140.
  • Main tanks 150 ' are conveyed by a conveyor 152' up to in the vicinity of stations 140 'and 141' for filling reservoirs 131, 133, 135 and 137.
  • Handling of the main tanks 50, 50 ', 150 and 150' between the racks and the loading / unloading areas can be done by a manipulator robot or by an operator.
  • the second embodiment of the invention has the particular advantage that the filling of the secondary tanks 130 to 137 takes place in masked time with respect to the projection, thereby reducing the cycle time accordingly.
  • the stations 140, 140 ', 141 and 141' are provided inside a projection booth, while the conveyors 152 and 152 'are arranged outside this booth , for example on a different floor.
  • the filling of the tanks 130 to 137 takes place by a partition passage of this cabin.
  • the stations 140, 140 ', 141 and 141' can be arranged outside the cabin where they are fed with coating products, these stations being, at least in part, movable to bring the sub-assemblies together. 120 to 127 inside the cabin through a wall thereof, so that the crawler 110 to 117 have access to the housing 140 a to 140 d and the like.
  • a temporary tank storage station may be associated with each robot 110 to 117, each station comprising two receiving housing of two subassemblies mounted alternately on each robot.
  • the embodiment represents the grouping of the stations for two robots, with four subassembly receiving locations, allows space saving and a more attractive cost price.
  • means for controlling the temperature of the product in the main tanks can be provided, these means can be activated permanently or just before the transfer to the secondary tanks.
  • stirring means can be activated permanently or just before the transfer.
  • the displacement conveyors of the main tanks may be constituted by the conveyor 2 or 102, insofar as the main tanks may be supported by the sleds 3 or 103, the connection movement of the robots or parts of the temporary storage stations being adapted in result.
  • the invention has been described with a projection installation of liquid coating products. It is applicable to the projection of all types of solvent-based, water-soluble or two-component liquid products and to the projection of powder coating products.
  • the invention has been shown in the case of a coating plant for motor vehicle bodies. However, it is applicable to the coating of all types of objects, including spare parts, by means of projectors of all types, electrostatic or not, rotary or pneumatic.
  • the invention has been represented with multi-axis robots. It is applicable with any type of robot capable of moving at least one sprayer facing objects to be coated, especially with the type of "reciprocating" machines or the known type of EP 0 720 515 .
  • the invention could also be implemented with an installation comprising a succession of manual coating stations.
  • circulatings can be used to supply the projectors with the most frequently used products while the device with main tanks is used for the least frequently used products.
  • one or more projectors mounted on a robot or a machine can be powered from the same secondary tank.
  • the zones 53 and 54 for loading / unloading the main tanks can be provided at two opposite ends of the the cabin, which avoids using a conveyor 52 loop. This also applies to the second embodiment.

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  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Spray Control Apparatus (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
EP01978571A 2000-10-19 2001-10-18 Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif Expired - Lifetime EP1326716B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0013400A FR2815554B1 (fr) 2000-10-19 2000-10-19 Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif
FR0013400 2000-10-19
PCT/FR2001/003234 WO2002032586A1 (fr) 2000-10-19 2001-10-18 Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif

Publications (2)

Publication Number Publication Date
EP1326716A1 EP1326716A1 (fr) 2003-07-16
EP1326716B1 true EP1326716B1 (fr) 2008-04-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP01978571A Expired - Lifetime EP1326716B1 (fr) 2000-10-19 2001-10-18 Dispositif et procede d'alimentation de projecteurs et installation de projection equipee d'un tel dispositif

Country Status (11)

Country Link
US (1) US6989176B2 (pt)
EP (1) EP1326716B1 (pt)
JP (1) JP2004522560A (pt)
KR (1) KR20030040550A (pt)
CN (1) CN1211165C (pt)
AU (1) AU2002210671A1 (pt)
BR (1) BR0114733A (pt)
DE (1) DE60133478T2 (pt)
FR (1) FR2815554B1 (pt)
TW (1) TW508272B (pt)
WO (1) WO2002032586A1 (pt)

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Publication number Priority date Publication date Assignee Title
WO2013004792A1 (fr) * 2011-07-06 2013-01-10 Sames Technologies Station de nettoyage-remplissage pour moyens de projection de produit de revêtement
RU2588204C2 (ru) * 2011-07-06 2016-06-27 Саме Текноложи Пост очистки-заполнения для средств распыления лакокрасочного материала

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CN102861702B (zh) * 2011-07-05 2015-11-25 本田技研工业株式会社 涂料供给系统及涂料供给方法
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CN112619937B (zh) * 2020-12-01 2022-04-08 宁波佑戈不锈钢科技有限公司 不锈钢板用具有防错位修复结构的表面着色装置
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WO2013004792A1 (fr) * 2011-07-06 2013-01-10 Sames Technologies Station de nettoyage-remplissage pour moyens de projection de produit de revêtement
FR2977508A1 (fr) * 2011-07-06 2013-01-11 Sames Technologies Station de nettoyage-remplissage pour moyens de projection de produit de revetement
CN103635263A (zh) * 2011-07-06 2014-03-12 萨姆斯技术公司 用于喷射涂覆产品的装置的清洁-填充站
CN103635263B (zh) * 2011-07-06 2016-03-23 萨姆斯技术公司 用于喷射涂覆产品的装置的清洁-填充站
RU2588204C2 (ru) * 2011-07-06 2016-06-27 Саме Текноложи Пост очистки-заполнения для средств распыления лакокрасочного материала

Also Published As

Publication number Publication date
CN1211165C (zh) 2005-07-20
BR0114733A (pt) 2003-10-14
AU2002210671A1 (en) 2002-04-29
US20020046699A1 (en) 2002-04-25
FR2815554A1 (fr) 2002-04-26
KR20030040550A (ko) 2003-05-22
WO2002032586A1 (fr) 2002-04-25
DE60133478D1 (de) 2008-05-15
EP1326716A1 (fr) 2003-07-16
FR2815554B1 (fr) 2002-12-20
DE60133478T2 (de) 2009-04-09
TW508272B (en) 2002-11-01
JP2004522560A (ja) 2004-07-29
US6989176B2 (en) 2006-01-24
CN1469782A (zh) 2004-01-21

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