WO2011151032A1 - Dispositif pour maintenir des pièces - Google Patents

Dispositif pour maintenir des pièces Download PDF

Info

Publication number
WO2011151032A1
WO2011151032A1 PCT/EP2011/002602 EP2011002602W WO2011151032A1 WO 2011151032 A1 WO2011151032 A1 WO 2011151032A1 EP 2011002602 W EP2011002602 W EP 2011002602W WO 2011151032 A1 WO2011151032 A1 WO 2011151032A1
Authority
WO
WIPO (PCT)
Prior art keywords
support frame
holding
components
trusses
profiles
Prior art date
Application number
PCT/EP2011/002602
Other languages
German (de)
English (en)
Inventor
Alf Birkenstock
Original Assignee
Erbslöh Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Erbslöh Ag filed Critical Erbslöh Ag
Publication of WO2011151032A1 publication Critical patent/WO2011151032A1/fr

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
    • B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
    • 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
    • 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
    • B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
    • B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
    • B05B12/28—Masking elements, i.e. elements defining uncoated areas on an object to be coated for defining uncoated areas that are not enclosed within coated areas or vice versa, e.g. for defining U-shaped border lines
    • 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
    • B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/087—Arrangements of electrodes, e.g. of charging, shielding, collecting electrodes

Definitions

  • the invention relates to a device for holding components in coating and / or machining operations.
  • Decorative and functional parts, in particular made of aluminum find a wide range of applications both in vehicle construction and in the industrial sector.
  • the material aluminum offers many possibilities for surface design.
  • the components are subjected to various surface treatment operations or coating processes.
  • the components are fastened to racks or hangers, so that several components can be conveyed through a coating system at the same time.
  • the Lackiergestell is firmly connected to a chain conveyor, which passes through the Lackiergestell the paint shop drives.
  • the size of these removable frames depends on the size of the components.
  • a disadvantage of this device is that a selective coating is not readily possible in an automated coating system, since the position and orientation of the components may differ from one to the other Lackiergestell.
  • the removable frame disadvantageously have different means for connection to different racks, such as the Lackiergestell or the Caddy.
  • the object of the present invention is to develop a device which is improved over the prior art for holding components during coating and / or processing operations, which can also be used in particular for automated processes.
  • This object is achieved with a device according to the features of claim 1.
  • This device for holding components comprises a rectangular support frame with two parallel longitudinal sides and two parallel transverse sides, wherein these sides of the frame are preferably made of cross-sectionally U-shaped or in cross-section angular profiles. Angle profiles with a horizontal horizontal web and a vertical web projecting vertically downwards from this horizontal web are particularly preferred, since coating processes can accumulate coating material in the U-shaped profiles.
  • Such a support frame may be part of the conveyor system, ie, fixedly connected to a conveyor system, such as a chain conveyor system, which transports the components through various processing or coating operations.
  • the support frame is an integral part of the processing device, for example via a coupling with the base frame of such a device.
  • the support frame may further be pivotally mounted on a base frame to facilitate loading and unloading of the support frame.
  • one or more trusses are provided, which are detachably connected to the longitudinal sides of the support frame, wherein at least one cross member has one or more retaining means for the components to be coated or machined.
  • the trusses can be placed on the rectangular support frame for connection to the support frames, resulting in a horizontal machining or coating surface for the components.
  • the trusses can also be coupled to a support frame which is intended in a vertical orientation and which is transported, for example, as a hanger by a coating and / or processing device.
  • the device according to the invention allows automated coating and processing operations in which the components are selectively treated, since it can be determined in advance, at which point of the support frame is in each case a component and in what orientation it is attached to the crossbar.
  • the orientation can be determined according to the arranged on the cross member holding means for the components.
  • the trusses are arranged at a certain distance to the transverse sides of the support frame and / or at a certain distance from another support on the support frame, said distances to the transverse sides or to the trusses do not have to be the same.
  • the device according to the invention has means which are provided on the support frame and / or on the trusses.
  • Means for maintaining the aforementioned distances may be, for example, edge markings on the longitudinal sides of the support frame, which are provided in the form of recesses, indentations, imprints or it are different, for example, different lengths or differently colored pins attached to these long sides.
  • the trusses may have corresponding means for maintaining the abovementioned distances, for example pins or recesses, which cooperate with the recesses or pins of the support frame serving as edge markings.
  • the trusses can also be equipped with spacers, which are aligned in the longitudinal direction of the support frame, that run parallel to the longitudinal sides.
  • the length of a spacer may coincide with the desired distance to the transverse side of the support frame or to an adjacent placed on the support frame Traverse. For larger distances short spacers can be used, the free end is aligned with an edge marking of the support frame. If a traverse is located at a predetermined distance from the transverse side or to further traverses and the components are fixed to the intended holding means on the traverse, an automated processing or coating method predetermined for the components can proceed. Which components are located on a support frame can also be queried via a provided on the support frame transponder upon entry of the support frame in the processing or coating system as a signal to the desired processing or coating process for the arranged on the support frame and attached to the trusses To start and run components.
  • the trusses themselves can be handrails or retaining profiles, which are releasably connected with their free ends to the longitudinal sides of the support frame.
  • holding frame or holding racks are used as trusses.
  • These holding frames or holding racks comprise one or more holding rods or holding profiles, wherein these holding rods or holding profiles can be aligned perpendicular to the longitudinal sides when the cross member is laid on the supporting frame, but can also run obliquely to the longitudinal sides.
  • upstanding stand profiles as holding profiles on the holding frame or holding racks in addition to the resting holding profiles.
  • the embodiment of the holding frame or the holding racks in particular their size and the number of support rods and holding profiles and the number of holding means, in particular depends on the shape of the components to be held.
  • An attachment of the components to the traverse is preferably carried out by releasable, positive and / or non-positive connections.
  • one or more trusses can be used to hold a component.
  • several components can also be attached to a crossbeam. So that the trusses maintain their position on the support frame during the transport of the machining or coating, the mounting of the truss on the support frame can also be secured, for example via locking elements.
  • the structure on the support frame on the locks can be a hindrance.
  • the holding means for the components are provided on the trusses, namely retaining means which are designed so that they cover the non-machined or not to be coated areas of the component.
  • the holding means comprise molded parts, wherein these molded parts can correspond in shape to the components.
  • This chain conveyor transports the carrying lashes and thus the trusses through the electrostatic coating system.
  • the trusses are preferably placed on the support frame, so that results in planar components that are attached to the trusses, a nearly horizontal coating level.
  • curved components such as profiles for a roof rail of motor vehicles, must be prevented that, for example, too much coating material is deposited at the ends of the profiles. It is desirable to have a uniform order over the entire length of the profile.
  • between the components holding trusses further trusses provide on the support frame, which have no holding means for components, but only represent catcher plates that change the electrostatic field around the components around and cause a uniform coating order on the components.
  • 1 a is a plan view of a support frame with fitted crossbeam
  • FIG. 1 b shows a side view of the device according to FIG. 1 a
  • FIG. 2a another support frame with several fitted trusses in the
  • FIG. 2b is a side view of the support frame of FIG. 2a
  • 3 is an enlarged detail of the apparatus of FIG. 2a
  • FIG. 4a is an enlarged detail of the device of FIG. L a
  • FIG. 4b is an enlarged detail of the device of FIG. L a
  • FIG. 5 is a perspective view of a holding profile
  • FIG. 8a is a plan view of another support frame with populated Traverse
  • Fig. 8b is a side view of the device of FIG. 8a.
  • a rectangular support frame 20 is fixed via connecting means 26. Together, the base frame 1 1 and the support frame 20, a so-called conveyor Skid, which can be transported by means of a chain conveyor by an electrostatic coating device. Both the base frame 1 1 and the support frame 20 are rectangular frame.
  • the support frame 20 has two longitudinal sides 21, 22 and two transverse sides 23, 24.
  • a cross member 30 is placed and, as better seen in Figures 4a and 4b, the support frame 20 is locked.
  • the cross member 30 consists in this case of a holding frame having two aligned perpendicular to the longitudinal sides 21, 22 of the support frame 20
  • Haltepro file 32 which are connected by two transverse bars 33 together.
  • holding means 37 are provided to the Components 40, in this case 16 roof frame strips to connect positively or positively with the cross member 30.
  • the holding means 37 are known holding means, such as clamps or clamps. Due to the length of the components 40, a wide traverse is used to hold these components 40. The width of the traverse makes it possible to arrange only a cross member 30 on the support frame 20.
  • a desired distance of the traverse 30 from the transverse side 23 is determined by a spacer 36.
  • this distance can be maintained that the provided on the cross member 30 spacer 36 abuts with its free end on the transverse side 23.
  • the traverse 30 is therefore postponed so long when placed on this spacer 36 adjusts the distance to the transverse side 23.
  • the spacer 36 is pivotally mounted on the crossbar, i. in its rest position it bears against the retaining profile 32 and is swung out when placing the traverse 30 on the support frame 20 in order to determine the aforementioned distance.
  • an edge mark 29 on the support frame 20 for the determination of the distance.
  • Such an edge marking 29 is shown in the figure 1a on the longitudinal side 21, for example a notch.
  • various notches can be provided for different trusses and in particular for different equipping of the trusses.
  • connection means 31 may be provided for connecting the cross member 30 to the support frame 20.
  • a connection of the cross member 30 is preferably made with the longitudinal sides 21, 22 of the support frame 20.
  • the cross member 30 is pushed to connect to the support frame 20 on the horizontal web 27 of the longitudinal side 21, ie, the horizontal web 27 enters the fork-shaped receptacle 34 at the end of the holding profile 32 of the traverse 30th
  • the free end of the retaining profile 32 forms a support web 341 with which the retaining profile 32 rests on the horizontal web. If the holding frame is pushed, the free end of the horizontal web 27 rests against the contact web 342 of the fork-shaped receptacle 34. From the bottom supports a Umgriffsteg 343 on the horizontal web 27 from.
  • the fork-shaped receptacle 34 is spaced apart increased to the contact bar 342, wherein the Umgriffsteg 343 has an insertion bevel.
  • the cross member 30 is placed with the opposite end on the support frame 20, that is, the opposite ends of the support profiles 32 on the longitudinal side 22 of the support frame 20.
  • This compound is shown in Fig. 4b.
  • the holding profiles 32 of the traverse 30 have at this end no fork-shaped receptacle 34, but only a support web 341 which rests on the horizontal web 27 of the longitudinal side 22.
  • a locking element 35 provided on the retaining profile 32 is pivoted by means of a lever 351.
  • the hook of the locking element 35 engages under the horizontal flange 27 and is loaded in this position by a spring 352, so that the connection between the cross member 30 and the support frame 20 is secured.
  • the locking shown is only one way a schub fixed backup of a cross member 30 on the support frame 20th
  • FIG. 2a Another embodiment is shown in plan view in Figure 2a and in the side view in Figure 2b.
  • a rectangular support frame 20 is fixed on a rectangular base frame 1 1 via connecting means 26.
  • five trusses 30 are arranged, wherein the outer trusses 30 have a distance A to the adjacent transverse sides 23 and 24 of the support frame 20 and between the trusses 30, a distance A ', which in this case is greater than the distance A. is.
  • the distances A and A ' are realized via spacers 36 and 36'.
  • spacers 36 and 36 ' are arranged on the trusses 30 in such a way that they protrude laterally from the holding profile and are oriented so that they run parallel to the longitudinal sides 21, 22 of the support frame 20.
  • each six components are attached on the truss 30 .
  • the traverses 30 consist of a holding frame with holding profiles 32 and cross bars 33.
  • the cross bars 33 are for safe handling of the trusses 30 in this case round bars, which can also serve as handles for the trusses 30.
  • the holding profiles 32 are aligned parallel to the transverse sides 23, 24 of the support frame 20 and perpendicular to the longitudinal sides 21, 22 of the support frame 20.
  • a further bracing is provided.
  • the components 40 are held by clamps as holding means 37 and the trusses 30 are held in the same manner as in the first embodiment, see Fig. 4a and Fig. 4b on the support frame 20.
  • FIG. 3 A simple connection of a cross member 30 on the support frame 20 is shown in FIG. 3.
  • the support frame 20 has U-shaped longitudinal profiles 21, 22 and also the support profiles 32 of the cross member 30 have a U-shaped downwardly directed receptacle Connecting means 31 to engage around the U-shaped longitudinal sides 21, 22.
  • a transponder 50 is provided on the underside of the base frame 20, as can be seen from FIG. 2b.
  • This transponder 50 is for identification, i. indicates when entering the coating system, which type of truss 30 and / or what type of components 40 get into the coating system.
  • a holding profile 32 instead of a holding frame as traverse 30, as shown for example in FIG.
  • This U-shaped retaining profile 32 has in a simple manner end U-shaped receptacles as connecting means 31 for connection to the base frame 20.
  • holding means 37 are provided in the form of clamps. At these terminals components 40 can be fixed non-positively.
  • FIG. 6 shows a further embodiment of the invention.
  • a cross member 30 is provided in which the retaining profiles 32 are not arranged at right angles to the support rods 33.
  • 40 are provided as holding means 37 for the components 40 moldings.
  • the molded parts 38 have an inclined support surface 381 and a contact surface 382 oriented substantially vertically thereon.
  • the components 40 shown in FIG. 6 are placed on this molded part 38.
  • These components 40 have an underside 42 which is not to be coated but has a side surface 43 to be coated and a surface 41 to be coated.
  • the support surface 381 and the abutment surface 382 cover the underside 42 of the component 40, whereby a selective coating is possible.
  • the manufactured components 40 themselves can be used as molded parts 38.
  • separate moldings are to be made and fastened to the trusses 30.
  • FIG. 8a Another embodiment is shown in plan view in Figure 8a and in the side view in Figure 8b.
  • a rectangular support frame 20 is fixed on a rectangular base frame 1 1 via connecting means 26.
  • a cross member 30 is arranged at a designated distance to the adjacent transverse sides 23 of the support frame 20.
  • a holding frame of two holding profiles 32 which are aligned parallel to the transverse side 23, 24 and two, the holding profiles 32 connecting crossbars 33 and two further holding profiles 32nd ', which are each mounted centrally on the support profiles 32 and stand up in the form of upright profiles.
  • a further crossbar 33 is provided as a bracing between the holding profiles 32 'for stabilization.
  • Fig. 8a shows the cross member 30 without components
  • Fig. 8b shows the assembled cross member 30.
  • the components 40 are Dachrelingpro file for motor vehicles.
  • the retaining means provided on the holding profiles 32 '37 are in this case tabs that can engage in the roof rail profiles from below.
  • the upstanding support profiles 32 ' create a vertical, accessible from both sides coating plane, similar to a hanger.
  • a component 40 can also be coated all around, since coating powder can be deposited on all sides of a component 40 held on the holding profiles 32 ', for example in an electrostatic spray coating system.
  • the additional central crossbar 33 and the holding profiles 32 ' are in this example fixedly connected to the holding profiles 32 of the traverse 30.
  • the particular advantage of the device according to the invention is that due to the accurate positioning of the truss 30 on the base frame 20 and thus the precise localization of the components 40 on the base frame 20, a selective coating or processing of the components can be made so that coating and machining processes can be automated.
  • the necessary information about the trusses and components can be transmitted via a transponder 50 of the corresponding coating or processing device.
  • the desired process parameters can be taken from the transponder 50 and the device adjusted accordingly.
  • the robot spacing of a coating nozzle or a processing tool can be set and the coating or processing program desired for the component 40 can proceed.
  • the feed rate to be selected for example, for a required paint thickness to be applied can be such a predetermined process parameter.
  • a two-sided or even fully circumferential coating can be made without paint runners.
  • an aluminum component that is attached to a cross member 30 via the holding means 37 without having to be detached from the traverse 30, undergo different treatments, for example an anodization process, when the holding means for the components made of aluminum enable electrical contacting.
  • the traverse can be decoupled from the base frame of the anodizing, for example, placed on the base of a trolley and transported, if necessary, for further treatment.
  • This can be, for example, an additional coating for increasing the corrosion resistance, for which purpose the traverse 30 is then placed on a base frame 20 of such a coating device.
  • Reference 1 is:

Landscapes

  • Spray Control Apparatus (AREA)
  • Coating Apparatus (AREA)

Abstract

L'invention concerne un dispositif pour maintenir des pièces (40), en particulier lors d'opérations de revêtement et/ou d'usinage, qui puisse être également utilisé pour des processus automatisés. Le dispositif comprend un cadre de support (20) rectangulaire, sur lequel une ou plusieurs traverses (30, 30') sont montées de manière amovible. Les traverses (30) maintiennent les pièces (40). La disposition prédéfinie des traverses (30), par exemple à une distance (A) déterminée d'un côté transversal (23) du cadre de support (20), permet un usinage et un revêtement ciblés et sélectifs des pièces (40).
PCT/EP2011/002602 2010-06-02 2011-05-26 Dispositif pour maintenir des pièces WO2011151032A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202010007497U DE202010007497U1 (de) 2010-06-02 2010-06-02 Vorrichtung zur Halterung von Bauteilen
DE202010007497.5 2010-06-02

Publications (1)

Publication Number Publication Date
WO2011151032A1 true WO2011151032A1 (fr) 2011-12-08

Family

ID=44514153

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/002602 WO2011151032A1 (fr) 2010-06-02 2011-05-26 Dispositif pour maintenir des pièces

Country Status (2)

Country Link
DE (1) DE202010007497U1 (fr)
WO (1) WO2011151032A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819486A1 (de) * 1997-05-17 1998-12-03 Volkswagen Ag Trägeranordnung für Lackieranlagen und Lackierverfahren

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4432352A1 (de) * 1994-09-12 1996-03-14 Bayerische Motoren Werke Ag Verfahren zum Transportieren von Rohkarossen in Behandlungsbädern
DE102004011254A1 (de) * 2004-03-09 2005-09-22 Daimlerchrysler Ag Transportskid für eine kathodische Tauchlackieranlage
DE102006055297A1 (de) * 2006-11-23 2008-05-29 Dürr Systems GmbH Werkstückträger zum Fördern eines zu lackierenden Werkstücks
DE202007009014U1 (de) * 2007-06-26 2008-11-13 Kuka Systems Gmbh Transportabler Bauteilträger

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819486A1 (de) * 1997-05-17 1998-12-03 Volkswagen Ag Trägeranordnung für Lackieranlagen und Lackierverfahren
DE19819486B4 (de) 1997-05-17 2009-01-15 Volkswagen Ag Trägeranordnung für Lackieranlagen und Lackierverfahren

Also Published As

Publication number Publication date
DE202010007497U1 (de) 2011-10-13

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