DE1906934U - DEVICE FOR OPTIONAL DUSTING AND APPLYING DIFFERENT SUBSTANCES - Google Patents

Description

Hans B © hr ₈ Stuttgart - N (üaden ^ Württensberg) ₉

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3 ca era res C3CO β

Device for the optional atomization of different substances

The invention shall look sish to an apparatus sum optional atomizing and applying various Stoff® _s special into · = powdery or liquid substances versehie == Dener Parbe ₉ in which in a nozzle head he air at least one nozzle for Zerstäub and a nozzle 'for the exit of The substance to be atomized is provided ₉ which can be optionally connected to supply lines for the various substances ο

Devices of this type are available in different versions. form as spray pistols or atomizers for application of color known.

sehenj ifird connected to the hand one Zufuhrsehlauch _s of the color with the desired tone led For a color change so the Eufuhrsehlaueh must manually geweehselt expectant @ n _o As a gun for automatic see Spritsan "

in non-automatic spraying systems di © is proportionate great originality ¥ on one shade on the other and the loss of color is detrimental to the lost

In another known device is at the arrival * · "sehlussstutien the color channel a generally meteere

automatically controlled «so that there is no ©

these. Embodiment also of electrostatic spraying The disadvantage is »that because of the long connection

lor @ n goes ο In addition, the ⁸ tricky chisels still lasts despite the quick door setting option on the color selection system®

¥ erhältnlsmässig long ,, because the old paint from the connecting hose and the color channel will only be forced out muss9 before the new paint can vrerden sprayed _e In MAN @ h @ n cases when Farbw®ehs © l even · © still in Duroh · = · Rinse the binding loop and the paint channel ^ not = wendlgo Pur automatic spray and laekieranlage © n _s b © i d © n®n the cycle sequence © only a little time sum

The invention is abandoned © © ₈ to base © ine device guia selectively spraying and applying versshiedener St.off® @shaffen su ₈ that automatically controllable ¥ # ehs @ l of a substance _ sum with other mögliehst low loss © n and in- as short a time as possible © rlaubto this © task © is inventively = just solved ₈ that sum connecting the different

g the duroh. Connection control valve © either looking © ¥ © ers®hli SSBAR lind and a d @ r fluid nozzle b © na © hbarten and with her in V®r "standing Durchflussraura raünden ₀

disclosed flow space open _s represents the various substances screened lonely Meg extremely _price-0 A metabolism is only the © I ^ lost later this subchannel exploiting Dende amount of substance, as the control valves closed @ in @ n material entry from the associated supply channels in

impede
the Durchflussraun / e The Yerlust Is So vernaehlässigbar small, "Setar is small and the circumstances © LLSs @ it _g as only the control valve of a supply channel. closed and that

what can be done by means of an automatic control system «. Both as an automatic spray gun and as an atomizer? This device is sufficient for everyone

Number of ¹ different colors ön @ ₈ the only by the number of -in the gun or atomizer body

■ © @ kraässig @ Kf @ ise the © control valves are arranged adjacent to that of the fabric nozzle gug @ teetot @ ß End © of the channels ₀ Dadursh is the © Stoffmeng® in the section of the channel between the

thin liquid substance, possibly near the closing of the ven =

B @ i is an advantageous embodiment of the invention dais JedtF feed channel at least one part =

Pipe consists of _ό the d @ n Tsillcanal with a connecting piece

facing the end of the sub-channel _s forming the seat of a valve "whose valve spindle replaced by the tube

In ingeinen © © is di training so that the ₉ taken in to check a known catfish designed as needles valve spindles each operated by a means of air piston against d @ r force of a spring slidably Sindo The control of the air supply. to the pistons can automatically _s

for example, according to a certain program _g take place _β

Thus, no separate control for the supply of Zerstäuberiuft 1st required _s which could lead to Synehronisierungsfehlern _s can each piston salt of the spindle of which is arranged in the Zerstäuberluftsuleltung valve to approximately equilateral operation thereof independent of the position of the other piston may be coupled, "In an advantageous

tung provided _s a unversehlebbar axially arranged on the spindle of the Zerstäuberluftventils · a plate Rüek = spring for the spindle and axially unversehiebbar connected to the piston which can be applied to the plate bars od _o dgle on "

open valves and over ¹ only naefc this is closed, each piston of iugeordn @ t © n needle connected to a fire with clauses · ₀ The Versshiebebewegung of the piston is da = delayed by laterally on the needle transfer "- -

Device for optional atomization and application

s of the invention is owed

Figo la a longitudinal section on the head of the first

FIG. ₀ Ib a longitudinal section through the body of the first

psfaeispieiSs

Fig "2 a section near the line II" - IS d @ i ^: Figo Ib _Ä

k 1 ©;, neff autcmatlsshen spray gun is a Konsentriscfcis Saskliöä 2 i / orgsssf

lä & b-s weisfe ü @ i ^;

jii-Uisevs i «v / sa

is tread-shaped extended The DuiföiH & Sßssp of the Ysrtie- »

, Is it essentially bigger than an egg. DuFsfecssser ¹ clss? Channels 4 and of the Saekloehs 2 _e Between ö-sn KaEälen 4.i, iige = arranged holes 5 penetrate gse DüsaKstoek in assialei direction They open out on the? Since® dea Sacklaehs' 2. Ie sirii chamber 6 _S die du ^ eh © ine on the D! Is ©; ists> ek 1 aErgesetste _s

Lriidrissh-s 3ücäs @

iJ "* i ΠΙ" ^ f *> J ^! / ^ J ~, { j ί '^' Λ * J ^J '^! 1 -i *! ^ F _τ ? Ίί ■! "1 if ' ^L * ■ ΐ

^ ri J: 3 i ^ c3 "SZ · '= j Λ ^ ii' ν ^ ί iü L>=>'-ijj lisäifi fi'i-4

Blind hole 2 concentric Geyind © boh: fimg im DiseK.sti it st © Ine Fai-bdüse 8 _S OeFeO Boii ^ nma 9 mi ^ warn £. £ '2klC3h 2 over Luftleanäie 10 with the Κ & β ^ θγ 6 verbiiMaii is =

1 is ara ein Ends si: ise Kylii: .dPi

feek

g whose and @ 2? © s end; with this? @rbuMen gugakshFtea Stiras-site 13

h'Mi distance "© si cop Lar ·: -

iJi! · ^ '^ »MJ ^ r W UAvS ■ - ■' tie ¹ - '-.' ^ - 'iSi.-' Wi ^ !. -

ind Je by means of a Ηοϊΐ :; ^: ΐ 1 ^! · Ι i &:

ι Channel IT ang ^ söfc ^ cBS ^ Ko

In the ZentmMa d @ y Stis-nfli © in guide channel Iu _g "das? Ch das \ n

ilctso d®ii Vesitilsi ^ s ä ^ u

Isü \

The other end of 19 ⁸

Had-ΐΐ -) " ^! B-; · find-at- £ ΐ

22; λ: ίχ1

-3t glsiffiliäihsig.: ■■■ άΐ.-η Mads ^ r Zi 6is “: about © inen part d © 2? asiialan length c] -? s "'- ^:: rp-i-Ts> 22 © i ^? -st-i ^: sö' .- STie

In every BoferuRg 3 ^ is an X-olb <r- £ 6 vs. ^ äi ^ iä ^ i? X ° ^? I: ;; ■■ =? «= Der am eliieo Esid © slns-i i .: dai ² ss ^ g.-ic ^ i'ti '& n Flfc =

End 1st over one Pjä®! ³ 28 vait i -... E, Aa Ij ^ -.- ^ P; =: € = »

24 Is a screw

30th

am Kolbsa £ 26 KÜ3gt _s DI ©

lb # ii 26 and the Bo1e @ k 2

22nd

36 on <; of ice

ne 3

Bore 36 is via a radial connecting duct 38 located between the radial ducts 3 ^ with a connection piece 39 (Fig. 2) for the atomizing air line from here into the nozzle assembly 1 Is the bore 3ö provided with a control valve HO ? Is a valve spindle Hl axially displaceable in the bore 3δ a closure cap? 42 is attached to the ₈ according to the position of the valve stem to pass through the atomizing air from the channel 38 into the lying between this and the Bon "x 37 ° ung part de? Bore 36 releases or closes

This part of the bore 36 is gradually narrowed

Beter piston 43 acts together with these constrictions as

'when opening the valve for ³ the Z

On the end of the opposite end of the extension 44

Spindle kl is axially unversehSebfoar a plate ^ 5 fasteni |

Spring 46 is supported on one with body 22
ren cap HJ afo _e On the side of the plate 45 facing the closure body 42, in the closed state of all valves, the free end faces of all rods 33 rest against or
stand at a short distance from it _e

If oils supply is open, the control air for one of the pistons 26 _s it moves the rod 33 § whereby the plate 45 and the valve stem 41 are also moved "The atomization air can now flow through the channel 38 via the holes 36 and 37 through the tube 11 and oils holes

Enter hole 9 »As a result of the inertial mass of the needle and its connection with the Bolsen 2? By means of the spring, the needle 19 follows the displacement of the piston 26 with a slight time delay.The supply of the paint from the tube 15 into the channel 4 and the blind hole 2 only takes place after the atomizing air has already flowed through the nozzle bore 9 _s "that no leakage Parbtropfen to the nozzle 8" the rest of the piston 26 will not be influenced by the Versehiebung of acted upon by the control air piston to terminate the -Spritssens or color change of the control air ifird = Eufuhr / aes in the open position stationary piston 26 is vented _e The spring 31 can now push the piston 2β back into the starting position. «The needle 19 follows with a slight lateral delay and closes the color & u · =»

Versehiusskörper

went _{0 s} so that through the nozzle bore 9 still atomizing _s flowing out after the already Farbaufuhr isto shut off by the thus generated negative pressure is the return of the 42 "in the Sehliess position is effected by the spring 46 with noeh grösssrer time delay

II

the blind hole practically sucked empty along its entire length _o This is advantageous _{9 in} that when a color change occurs, the blind hole is free of paint residues from the previously processed tint

To control the gun and a color change that is, only supply of control air is controlled needs su itferden "An automatic control system therefore requires only a ³ verhältnisiflässig low effort and Umstellseiten during a color change are extremely low *

The atomizer shown in Figo 3 gum electrostatic spraying only by ein® other © formation of the head and characterized ^ that due to applied to the head high voltage of the Düsenstoek _s the nozzle is different from the spray gun gsraäss the Figo 1 and 2 is essentially the head with the body connecting pipes _s the body is not made of metal etc _{0 9} but a eltlcerlsGh niaht conductive Stoffg example plastic, besteiien _o

As Fige 3 is seigtg on -the nozzle 101 by means of a union nut 150 of plastic having a Luftdusa aufgesetstg 151 having an open against the Düsenstoek "101 cavity 152 β A paint nozzle 108 _g in a for the cl © m

is screwed and whose nozzle bore 1os the Fortsetsung of the blind hole 102 forms _g is in its äussep & n shape formed ₈ that swischen its conically configured end "fläch® and sylinteissben to ansehiiesseMen thereto circumferential surface of a hand, and the said surfaces opposite wall of the cavity 152 on the other hand, a gap Fixed § through the air ¥ om cavity 152 - can flow to a mixing nozzle 153 provided in the stira wall of the air nozzle ₈ in which it is mixed with the dye emerging from the nozzle bore 109 to initiate the atomization

The air nozzle 151 has awsi on its free end face

and 15 ^ ⁹ in each of which a bore 155 BAW to _s' 155 ^e is provided are ο These holes on the one hand Aiit the air channels 105 of the nozzle assembly ₉ on the other hand, to the Aussenlüffc via channels 156 or _e 15-5 ^s Ln compound _{g is} the so gerichtet- _s that the compressed air exiting you is the atomization of the exiting from the mixing nozzle 153. Ray continues and gives it a flajhe form a

Of the nozzle assembly 101 _s facing extended portion of the cavity 152 is of a elektrissh _s leitendsn for example brass existing ring 15? © included ₉

with the metal strips 158 bsw ", 158 ^s engaging in the bores 155 and 155 ^fJ _{9 provided} with spikes, electrically conductively connected" On these strips are sunk electrodes ISO or "16 Q" ^{in bores 159 and 159 s on ο}

The ring 157 is located on the · Kniekst-ell © a bent in Forin my angle ₈ in the nozzle 101 ..Liegenden KivataSffari _g which one? hznn in the Saelcloch 102 * jnci whose aKdai ^: sr arm in a recess 1β2 of the Msaag ^ oclcs 101 ^ agt in this recess 1β2 _§ in the a raw :? 1β3; lst _s is the contact loi on a Koribak ·; ball 1β ^ s, n _s ' dis under the. Effect of a 'veraubenfsde ·? 1β5 stands; .-, 2n- _: .ü-än enclosed by the helical spring ^ nsn Haum is an Eden ^ illustrated current limiting widgetFStAoQ elngef ilhwt _s - IaF with its © inen end © at the Eügsl 164 and with _t «? Ir; ' 9 on the other

idling- lies ο. -.

The remaining parts of the sprayer in principle jsinl d 1A same Weis formed © _s wi @ © d at P in Fig fieii, I 2 dargestelltesfi spray gun un-ä dahsr nicilst main ⁵ described in detail _Δ - -. -

fCIlWt ₃ ^ iS ⁹ O flu;? eh c © o das Saekloßh 102. supporting arm the sti S'SFStäu'ä - sMs Ft.

electrostatically charged even before it enters the paint nozzle 108 ^ Furthermore, the suggested compressed air is ionized by the edges of the 3 ring and the edges and tips of the stripes η 158 and 158 ^s ₀ This has iui ^; Sequence _s dase Sehon during sputtering in the mixed injected; 153 and seasonally flowing with further atomization and shaping »! cluFöh of the beam from the holes and 15β, 156 ⁸ Di austretend® = uci: air dieeinzelnen particles of the color durofe ion ETR iOEjisie ^ _o -sen air Μειί be electrically charged receives dcidursh eio © ¹ very intensive elaktriseise luflaciungo one susätEliahJ ionization is no eh by dia-sktS-oder. IOC i;, FIOE l60 ^f achieved the control of the supply τοπ Farfc® and Zerstäusowie a Farbweshsel eriolet ir the gleiöhari as in the bsseliriebenen in GSÜ FiE ₀ 1 2 wri Με-.

Claims (1)

15th Protection claims Device different for selectively spraying and coating materials _s particularly powdery or river! "Ger. Fabric © different colors _s both. in a nozzle head at least one nozzle for atomizing air and one nozzle for which can be optionally connected with supply line ©! «for ¥ ®rsehi © dene substances _g dadureh _s that 2111a -connection of the various supply lines (35) with the St. Control valves (h \ 19. · g 104% 119 ^? ) Can optionally be closed and inserted into a dsr fabric nozzle (8.) adjacent and connected to it 1 < facing end of the ©! ⁸ supply channels (14 »151 10 ¹ I. Device according to claim 1 oder.2 _s characterized by _g that 'of each supply channel of at least one subchannel (H ₈ 104) receiving in a "the substance nozzle (8 _e 91 108 _& 109) head (1) and a pipe (15 _S 115 ) consists _@ that the partial duct. (4g 10 ¹ O with a connecting piece (35) f @ FbiRd @ t _o 16 - \ a device according Anspruch.3g dadureh ^ characterized in that the said tube (15) facing the end ⁽¹ I ⁸⁾ of the sub-channel Device according to one of claims 1 to ~ k _& dadureh ge ° u ₈
(19) formed valve spindles each cold one by means of "pressure" This is operated independently on one side after claims 6 _S thereby g @ kenng @ i © hraet ₈ that för di © Spindel · (41) ηηά asia.1 un © rsehiebbaF with the Io WKJ. ö Device according to claim β or? _g characterized. that each piston (26) is connected to the assigned needle (19) via a spring (28) ο