US2373604A - Painting machine - Google Patents

Painting machine Download PDF

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Publication number
US2373604A
US2373604A US293794A US29379439A US2373604A US 2373604 A US2373604 A US 2373604A US 293794 A US293794 A US 293794A US 29379439 A US29379439 A US 29379439A US 2373604 A US2373604 A US 2373604A
Authority
US
United States
Prior art keywords
turret
booth
spray
coating
carriage
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
US293794A
Other languages
English (en)
Inventor
Howard V Schweitzer
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US293794A priority Critical patent/US2373604A/en
Application granted granted Critical
Publication of US2373604A publication Critical patent/US2373604A/en
Priority to GB22116/47A priority patent/GB643733A/en
Priority to CH269267D priority patent/CH269267A/de
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
    • 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
    • B05B13/0442—Installation or apparatus for applying liquid or other fluent material to separate articles rotated during spraying operation
    • 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
    • B05B13/0242—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 the objects being individually presented to the spray heads by a rotating element, e.g. turntable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
    • B05B14/46—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by washing the air charged with excess material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Definitions

  • This: invention relates to; painting; machines andi more-eparticularlyr toga xmaehinefadapted: to paintfautomobileawhee1s;,on the'glikegr. witlnenamel or:'oth'erfcoatingfmaterial;Y f
  • The.. turnet; 211; isadriven: by; aimntan athrnueh invariable,l speedzrertueersh. Mounted onrtlie v tnrret; drivee shaftz 3.121 of the. sneedereducerfal is .ringe ⁇ beingraaa whole; number.. Az.;suitablev .talee-up forfthee chainza-:iszprovded by:thefidlerrsprooket i 36;.
  • variable speedzreducerzliand idler sprocket lafiare preferablyrmnuntedupon theJ framework: ling and the sprocket; ring; ,351* is suitablyf supported?.
  • conical center 4'6. andzdng. adapted: to, ⁇ engage the hub: ofia;.wheek:.p1acedr.upon the;y chuck., A
  • vif-belt; pulley. 413i is "xerii oni the lewen end. o-i: the spindle shaftdr, i
  • the V-belt pulleys d8 of the spindles 40 engage the V surface of the V-belt 52, which, being under tension and tending to assume the position of a chord between the drive pulley 5
  • the spindles 0 may *bei driven similarly during another portion of the travel of the turret 20 by a second -drive unit 60, drive pulley 6
  • Carriage and carriage drive Located on the frame I beyond the periphery riage 80 carries a spray gun post 82 on which are mounted paint spray guns 84 and 85.
  • the carriages 70 and 80 are oscillated in the tracks and 8
  • the spider 90 is comprised essentially of the radial carriage arms 92 and 93 which are connected to the carriages 10 and 80, respectively, a tie rod 94 which connects and spaces the arms 92 and 93, and a cam follower 95 mounted upon the tie rod 94 and arm 92.
  • the angularity of the carriage arms 92 and 93 may obviously be fixed by the tie rod 94 at any suitable angle, which, however, is preferably equal to the angle between radii drawn from the center of shaft l through centers of suitably spaced spindles 40, as is shown in Fig. l.
  • the spider 90 and the carriages 19 and 80 connected thereto are oscillated about the main shaft l5 by a carriage cam
  • an air cylinder and piston shock absorber 98 having an adjustable air release needle valve 99 is provided between the spider 90 and the frame l0.
  • 00 is provided With a spiral displacement surface lill extending from point a to point b and a quick return surface
  • of the cam is so designed that the rate of displacement of the cam follower 95 is constant, and the lcorresponding speed of oscillation of the spider 90 and carriages
  • the contour of the quick return surface is not of especial importance since the inertia of the spider 90 and carriages and 80 tend to ⁇ cause the roller 95 to jump from the quick return surface; the air release needle valve 99 of the s-hock absorber 98, however, should be so regulated that the return movement of the cam follower substantially ceases at the instant the roller 96 engages the initial point of displacement a of the displacement surface I0
  • the smooth operation of the entire carriage mechanism is assured.
  • the carriages move in synchronized displacement 4 with each succeeding spindle.
  • the number of spindles is an aliquot fraction of the turret drive ratio
  • synchronization may be obtained by providing a corresponding dwell in the carriage cam, or if the number of spindles is a multiple of the turret drive ratio, synchronization may be obtained by correspondingly multiplying the carriage cam.
  • , 75, 76, 17, and 84, 85 carried by the carriages 10 and 80, respectively, are suitably directed toward the spindles with which the carriages are aligned and are supplied with the necessary compressed air from a compressor
  • 0 flows through the line H4 to the spray guns 10, 75, 7B, I7 and 8d, 85 when the valve
  • 20 no longer engages the lever arm H2, the operation of the spray guns stops.
  • 0 may, of course, be supplied independently to other hand operated guns, as for example, the gun
  • r giunsei mayj besiurtherf regulated and.; control-ledbyfanyaother: suitablez; valvesV (not the'. guns are. operation. only.; when thencareI riages a'lnand'ili are bei-ng; displacedoin nsynchro@ niSmi/.Withfthe;v turret; 29; Dnc-.1 toethef inertia-ot theicarriages. 1 il? and .i 8 UZ anch spiderrA 95;; the?
  • AlloftheboothsA; Bi andi@ are connected toXT a- Wa'sl'i7 tower#
  • A1 catch basin I 46" islocated below ⁇ the cave" I 45 and? ⁇ the bo'ctliioutlts, fromlv whiclfr:Water”iserei movedfbymdrain'
  • serves merely as a means for removing the entrained water from the exhaust'air, which is then exhausted from the tower by the exhaust fan
  • the spindle pulley 48 engages the moving V-belt 52, thereby rotating the spindle 40, the speed of rotation of the spindle 4D being entirely independent of the rotational speed of the turret, since the speed and direction of the V-belt may be varied at will.
  • the carriage 1D driven by the carriage cam
  • the spray guns are operated by the on and ofi cam
  • Each of the spray guns is accurately directed toward a particular surface of the wheel to be painted, so that a. minimum of paint is wasted and whatever paint that may not be applied to the wheel is recovered by thel fluid conf veyor
  • the guns 14 and 'l5 apply paint to the rim of the wheel
  • the guns 16 and 'Il apply paint to the under surface of the wheel.
  • the spray guns are cut off and the carriage returns to its initial position ⁇ ior the succeeding spindle, the particular spindle in question moving outI of booth A and into booth B.
  • one color is preferably applied by a hand operated spray gun in booth B, where a mask may then be dropped over the portion of the wheel painted by the hand operated gun.
  • a mask may barely clear the surface of the wheel, so that the freshly painted surface is not marred by the mask.
  • the spindle is'carried to booth C, where the automatic operation of the spindles, carriage 80 and spray guns 84 and 85 duplicate the automatic operations in .booth A, except that the guns 84 and 85 are directed toward the upper or outside surface of the wheel.
  • the direction of the spray from the guns may be maintained so accurately that the line between the masked and unmasked colors is extremely sharp.
  • the spindle After leaving booth C, the spindle passes to the unloading station, where the painted Wheel is removed from the machine.
  • the loading and unloading stations are preferably located adja cent each other so that if the turret is rotated slowly, i. e., about half-speed, by properly setting the speed reducer 3
  • a plurality of article supporting means an endless conveying means for said article supporting means, a carriage movable in synchronism vwith said conveyor, coating means carried by said carriage, means for operating said coating means during the synchronous movement of said carriage with said conveyor, a booth having an entrance and outlet substantially enclosing said carriage a nd coating means, a contoured end wall in said booth, means providing a liquid conveyor moving over said end Wall and said conveyor, a spray chamber connected to the exit of said booth,
  • a plurality of article supporting means an endless conveying means tor said article supporting means, a carriage movable in synchronism with said conveyor, coating means carried by said carriage, a booth having an entrance and outlet substantially enclosing said carriage and coating means, means providing a contoured end wall in said booth, a liquid conveyor moving over said end wall, a spray chamber connected to the exit of said booth, means within said spray chamber for forming a curtain of wash water across said booth exit, and means cusing a current of air to pass through said booth and spray chamber, whereby substantially all of the waste coating material discharged by said coating means is recovered by said liquid conveyor and wash water.
  • a machine of the class described comprising iorfsaid-fspray 'guns rand ia valvesoperating :cam mechaisminriven by: said imeans fior iintermiti anearticiemonveyr,'Spraygnnsforisprayingicoatingmaterial onz'articlesscarnedfby sidcconaveyor, av rstfmeansrror rlrix'zing isaid rcurtveypr an'rlspray guns :in alternate :periods r'o'f :vreiative movement and .noliielative movementibetweensaid:cionveyor arrdffsaidcspray zguns, :saidfconveyorsmoving .in a
  • r6.1In ⁇ afniachine'iofV the :class described,I anconweyor, zaisprayrgun marriage, @a viframe-zsupporting saidrfeonveyorrand marriage, means for driving carriage :return control means comprises annair piston rand s cylinder i and e an :adjustable 4fair .relief valve ionesaidxcylinder nto control the ireleasenof aincompressedimesaid icylinderhy @said s'piston.
  • a rotating turret means for driving said turret comprising a driving member and a driven member, the ratio between the driving and driven' members of said driving means being a whole number, a plurality of article supporting means mounted on said turret, the number of said article supporting means being an aliquot proportion of said ratio of said driving means, means for rotating said article supporting means, coating means, means independent of said turret for displacing said coating means in the direction of rotation of said turret and in synchronism therewith, and means for recovering waste coating material discharged by said coating means comprising a booth adjacent the periphery of said turret, a floor in said booth, and means providing a liquid conveyor flowing across the floor of said booth and the periphery of said turret.
  • a rotating turret driving means for said turret, article supporting means carried by said turret, coating means, means to oscillate said coating means around said turret and moving during one phase of oscillation in synchronism with said turret, and means for operating said coating means while said coating means move in synchronism with said turret, a booth within which said coating means are operated, said booth being located adjacent the periphery of said turret and means providing a liquid conveyor which moves from within said booth and over a portion of said turret on which said article supporting means are carried to recover wasted coating material discharged by said coating means.
  • a booth an article conveying means movable through said booth, a coating means operating within said booth, means to move said coating meansin the direction of travel of said conveying means -through said booth and in synchronism with said article conveying means, and means providing a liquid conveyor which moves from Within said booth and over said article conveying means to recover a portion of the waste coating material discharged by said coating means.
  • a booth having an exhaust outlet, an article conveying means movable through said booth, a coating means operating within said booth, means to move said coating means in the direction of travel and in synchronism with said article conveying means, means providing a liquid conveyor which moves within said booth and over said article conveying means to recover a portion of the waste coating material discharged by said coating means, and a spray chamber to recover substantially the remainder of the coating material not recovered by said liquid conveyor, said spray.
  • a booth having an exhaust outlet, an article conveying means movable through said booth, a coating means operating within said booth, means to move said coating means in the direction of travel and in synchronism with said article conveying means, means providing a liquid conveyor moving within said booth and over said article conveying means to recover -a portion -of the waste coating material discharged by said coating means, and a spray chamber to recover substantially the remainder of the coating material not recovered by said liquid conveyor, said spray chamber being connected to the exhaust outlet of said booth and including means for spraying a 'washing medium and means for collecting a portion of said medium to form a washing curtain across the exhaust outlet of said booth.
  • a booth having an exhaust outlet, an article conveying means movable through said booth, a coating means operating within said booth, means providing a liquid conveyor which moves within said booth and over said article conveying means to recover a portion of the waste coating material discharged by said coating means, and a spray chamber to recover substantially the remainder of the coating material not recovered by. said liquid conveyor, said spray chamber being connected to the exhaust outlet of said booth.
  • a booth having an exhaust outlet, an article conveying means movable through said booth, a coating means operating within said booth, means providing a liquid conveyor moving within said booth and over said article conveying means to recover a portion of the waste coating material discharged by said coating means, and a sprat7 chamber to recover substantially the remainder of the coating. materialnot recovered by said liquid conveyor, said spray chamber being connected to the exhaust outlet of said booth and including means for spraying a washing medium and means for collecting a portion of said medium to form a washing curtain across the exhaust outlet of said booth.
  • the subcombination comprising a spray booth having an opening in front and an exhaust opening 1ocated rearwardly of the front opening, a floor in said booth sloping downwardly and forwardly toward the opening, an article conveying means movable across the opening in said booth beneath the forward edge of said iioor, a collecting trough beneath said conveyor, and means to discharge liquid in a sheet on said iioor, thereby providing a liquid conveyor washing over said iioor and conveyor and into said trough to convey into said collecting trough waste coating material which, but for the conveyor, would be discharged onto said floor and conveyor.
  • a spray booth having an opening in iront and an exhaust opening located rearwardly of the front opening, a iioor in said booth sloping downwardly from a location adjacent the exhaust opening toward the front opening, a turret conveyor, article supporting means carried by said turret adjacent its periphery, a cover sheet having a conical contour and covering the peripheral margin of said turret, said article supporting means extending upwardly through said cover sheet, said floor and cover sheet being located with respect to each other so that said cover sheet extends under the forward edge of said floor, a collecting trough under said cover sheet, and means adjacent the exhaust opening to flow liquid in a'sheet on said iloor, whereby a liquid conveyor is provided to wash over said oor and cover sheet into said trough to convey waste coating material which would, in the absence of said liquid conveyor, be discharged upon said floor.

Landscapes

  • Spray Control Apparatus (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
US293794A 1939-09-07 1939-09-07 Painting machine Expired - Lifetime US2373604A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US293794A US2373604A (en) 1939-09-07 1939-09-07 Painting machine
GB22116/47A GB643733A (en) 1939-09-07 1947-08-08 Improvements relating to painting machines
CH269267D CH269267A (de) 1939-09-07 1948-04-28 Farbauftragmaschine.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US293794A US2373604A (en) 1939-09-07 1939-09-07 Painting machine

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Publication Number Publication Date
US2373604A true US2373604A (en) 1945-04-10

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Application Number Title Priority Date Filing Date
US293794A Expired - Lifetime US2373604A (en) 1939-09-07 1939-09-07 Painting machine

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US (1) US2373604A (de)
CH (1) CH269267A (de)
GB (1) GB643733A (de)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424418A (en) * 1945-08-02 1947-07-22 Rory Robert Metallizing machine
US2461657A (en) * 1945-02-26 1949-02-15 Jens A Paasche Automatic spray coating apparatus
US2464764A (en) * 1949-03-15 Spray gun apparatus
US2512651A (en) * 1945-10-31 1950-06-27 American Can Co Container treating machine
US2518038A (en) * 1947-05-22 1950-08-08 Western Electric Co Automatic spraying apparatus
US2565263A (en) * 1949-05-21 1951-08-21 Jens A Paasche Automatic coating machine
US2574675A (en) * 1948-04-22 1951-11-13 Owens Illinois Glass Co Machine for applying mortar bonding material to building blocks
US2610578A (en) * 1947-09-18 1952-09-16 Jens A Paasche Automatic multicolor airpainting apparatus
US2695592A (en) * 1950-01-07 1954-11-30 Szczepanski Harry Automatic spraying machine
US2741218A (en) * 1950-11-10 1956-04-10 Ransburg Electro Coating Corp Electrostatic coating apparatus
US2888903A (en) * 1955-09-08 1959-06-02 Conforming Matrix Corp Apparatus for rotating spray guns to evenly paint non-planar surfaces
US2946052A (en) * 1955-11-07 1960-07-19 Sperry Rand Corp Detector circuit for loran receivers
CN119016251A (zh) * 2024-10-29 2024-11-26 江苏腾沅机械科技有限公司 一种汽轮机叶片防水蚀用喷涂装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108837999B (zh) * 2018-08-28 2023-10-10 国网山东省电力公司电力科学研究院 一种输电铁塔塔身维护装置
CN110899028B (zh) * 2019-12-13 2021-01-29 重庆市佳禾家具制造有限公司 门板喷涂控制系统
CN111686969A (zh) * 2020-06-23 2020-09-22 芜湖天达重工有限公司 一种建筑钢架管件的表面涂装负压固定装置

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2464764A (en) * 1949-03-15 Spray gun apparatus
US2461657A (en) * 1945-02-26 1949-02-15 Jens A Paasche Automatic spray coating apparatus
US2424418A (en) * 1945-08-02 1947-07-22 Rory Robert Metallizing machine
US2512651A (en) * 1945-10-31 1950-06-27 American Can Co Container treating machine
US2518038A (en) * 1947-05-22 1950-08-08 Western Electric Co Automatic spraying apparatus
US2610578A (en) * 1947-09-18 1952-09-16 Jens A Paasche Automatic multicolor airpainting apparatus
US2574675A (en) * 1948-04-22 1951-11-13 Owens Illinois Glass Co Machine for applying mortar bonding material to building blocks
US2565263A (en) * 1949-05-21 1951-08-21 Jens A Paasche Automatic coating machine
US2695592A (en) * 1950-01-07 1954-11-30 Szczepanski Harry Automatic spraying machine
US2741218A (en) * 1950-11-10 1956-04-10 Ransburg Electro Coating Corp Electrostatic coating apparatus
US2888903A (en) * 1955-09-08 1959-06-02 Conforming Matrix Corp Apparatus for rotating spray guns to evenly paint non-planar surfaces
US2946052A (en) * 1955-11-07 1960-07-19 Sperry Rand Corp Detector circuit for loran receivers
CN119016251A (zh) * 2024-10-29 2024-11-26 江苏腾沅机械科技有限公司 一种汽轮机叶片防水蚀用喷涂装置

Also Published As

Publication number Publication date
GB643733A (en) 1950-09-27
CH269267A (de) 1950-06-30

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