CN209663568U - Device for steel pipe spray painting - Google Patents

Abstract

The utility model discloses the device to paint for steel pipe, including workbench, for being laid with several steel pipes on the workbench, be parallel to each other laying between several steel pipes；It further include along the mobile mechanism I of steel pipe axial movement and along the mobile mechanism II of steel pipe radial motion, mobile mechanism I or mobile mechanism II are equipped with paint sprayer, drive paint sprayer along the axially and radially moving movement of steel pipe by mobile mechanism I or the cooperation of mobile mechanism II.The utility model is suitable for spraying the alternate steel pipe of dichromatism, is a kind of efficient automatic paint spraying apparatus that can satisfy the alternate steel pipe of dichromatism.

Description

Device for steel pipe spray painting

Technical field

The utility model relates to technical field of buildings, and in particular to the device for steel pipe spray painting.

Background technique

Due to construction site, for set up scaffold protective fence, bridging and outer framed bent generally use it is red white The steel pipe of alternate or yellow black alternate color.So construction site is huge for the demand pipe amount of such color, and at this stage The alternate steel pipe of production dichromatism is substantially all be manually carry out mopping (or the mopping equipment mopping effect having is unsightly, Production capacity is low), and the mopping time is long, low efficiency, so as to cause high labor cost, is unfavorable for putting into construction quickly, in large quantity now .

Existing steel pipe brush (spray) paint functions of the equipments are relatively simple currently on the market, can only once carry out to same root steel pipe A kind of brush of color (spray) paint, or when brush (spray) dichromatism steel pipe, it is extremely difficult to due appearance.Such as existing paint spraying apparatus For pipe coating machine, the usually paint brushing machine of steel pipe straightening, derusting, mopping all-in-one machine or only mopping function, working principle It is exactly that steel pipe is transmitted wheel extruding advance, by covering can be painted, these equipment can only be primary equipped with the chamber painted A piece steel pipe is processed, and when steel pipe passes through equipment can only brush the paint of color a kind of.

It is therefore desirable to design one kind can efficiently replace artificial mopping, and the novel steel tube spray painting for effect beauty of painting is set It is standby, to be effectively reduced production cost, improve construction site construction efficiency.

Utility model content

The technical problem to be solved by the utility model is in the prior art using paint spraying apparatus that is artificial or having a single function To steel pipe spray painting operation, efficiency is lower, and cost of labor is higher, and steel pipe appearance looks elegant effect after spray painting, and the utility model provides The device for steel pipe spray painting to solve the above problems.

The utility model is achieved through the following technical solutions:

For the device of steel pipe spray painting, including workbench, for being laid with several steel pipes on the workbench, between several steel pipes Be parallel to each other laying；It further include along the mobile mechanism I of steel pipe axial movement and along the mobile mechanism II of steel pipe radial motion, movement Mechanism I or mobile mechanism II are equipped with paint sprayer, drive paint sprayer along steel by mobile mechanism I or the cooperation of mobile mechanism II The axially and radially moving movement of pipe.

The mobile mechanism I that the utility model is axially moved by setting along steel pipe, for ensureing paint sprayer along each steel The axial direction of pipe carries out spraying identical color or different colors；Mobile mechanism II along steel pipe radial motion is set, for protecting Barrier paint sprayer carries out spraying identical extension along the radial direction of each steel pipe；Pass through II mating band of mobile mechanism I or mobile mechanism Dynamic paint sprayer axially or radially moves back and forth along steel pipe movement while carrying out spraying operation, and realization mechanical automation takes In generation, manually repeats cumbersome operation, increases spraying effect；And each steel pipe is parallel to each other laying, mobile mechanism I or mobile mechanism II cooperation drives paint sprayer axially or radially to move along steel pipe, conducive to ensureing that even application paints on steel pipe, it is smooth to be formed Surface, the straight beauty of adjacent two kinds of color seams on same root steel pipe.

Further, if paint sprayer is arranged in mobile mechanism I, drive paint sprayer along steel pipe axis by mobile mechanism I To movement, mobile mechanism I and paint sprayer is driven to move radially along steel pipe by mobile mechanism II；If oil is arranged in mobile mechanism II Paint airbrush then drives paint sprayer to move radially along steel pipe by mobile mechanism II, drives mobile mechanism II and oil by mobile mechanism I Paint airbrush is moved axially along steel pipe.

It is arranged in paint sprayer or mobile mechanism II either in mobile mechanism I and paint sprayer is set, can all realizes oil Continuous moving movement of the paint airbrush in the top of steel pipe along steel pipe axially and radially, (such as convenient for the demand according to spraying steel pipe Spray a kind of length etc. of color in steel pipe axial direction) spraying operation is carried out, the speed of service for passing through control mobile mechanism carries out Continuously, operation is uniformly sprayed, ensures that spraying effect is beautiful.

Further, the mobile mechanism I for installing paint sprayer or mobile mechanism II are mobile using ball screw framework Mechanism II or mobile mechanism I use gear and rackwork.

Due to carrying out spraying operation using paint sprayer, it is accordingly used in mobile mechanism I or the moving machine of installation paint sprayer The mobile reciprocating working of structure II will relatively more frequently, to ensure paint control precision and operation stability, using ball-screw machine Structure drives paint sprayer spray painting operation.

Further, the mobile mechanism I includes lead screw and pair of nut, and mobile mechanism II includes rack gear, gear and guide rail； The rack gear is set on workbench with guide rail and the extending direction of the two is axial parallel with workbench, and adaptation is set on rack gear There is gear, adaptation is equipped with sliding block on guide rail；The axial ends of lead screw is connect with gear and sliding block respectively by attachment base；Pair of nut Paint sprayer is driven to move axially along lead screw.

Firstly, driving ball screw framework and paint sprayer to be moved to steel pipe axial direction setting position by gear and rackwork Then place drives paint sprayer to move radially along steel pipe, continuously to evenly arranged all steel pipes by ball screw framework Radial spray painting, therefore be conducive to realize and continuous spray painting operation continuously is carried out to more steel pipes, spray painting efficiency is improved, paint spray is also prevented from Rifle, which frequently starts, to be reduced the service life；Finally, be axially distributed using gear and rackwork along steel pipe, it can indefinite length docking Continue, to meet the spray painting operation to different length steel pipe.

Further, several steel pipes are fixed using positioning mold, the axial direction of the positioning mold and steel pipe it is axially vertical, Positioning mold is equipped with several locating pieces, and along the radially uniform distribution of positioning mold, each steel pipe is fastened on pair several locating pieces It is arranged on the locating piece answered, and steel pipe and locating piece junction allow steel pipe using its axial line as rotary shaft rotational motion.

By the way that positioning mold is arranged, more steel pipes are made uniformly to arrange along positioning mold axially spaced-apart, and be fixed on corresponding On locating piece, it is laid with one layer of steel pipe to be painted, there are gap between adjacent two steel pipes, above the steel pipe in painting process, Diffusion can be moved along the circumferential direction of steel pipe by spraying, prevented turn-over front and back steel pipe two sides lacquer painting joining place there are gaps etc. unsightly Problem.After more steel pipes paint backwards to workbench side, rotation steel pipe turn-over continues to paint to another side, During rotation, by the limitation of locating piece, steel pipe run-off the straight is prevented, it is beautiful to influence spray painting.

Further, including at least two positioning molds, multiple positioning molds are axially uniformly distributed along steel pipe.

On the one hand it improves the fixed function to more steel pipes and on the other hand facilitates paint sprayer spray painting operation on steel pipe Axially position, a kind of color can be sprayed on the steel pipe between two neighboring positioning mold, at positioning mold covering spray Another color.

Further, the positioning mold includes lower molding, lower axial axially vertical, the lower molding with steel pipe of molding Upper surface offers several lower grooves, and several lower grooves are axially uniformly distributed along lower molding, and each lower groove extending direction runs through The radial direction of lower molding；Lower groove is for cladding or half cladding steel pipe.

Further, the positioning mold further includes being detachably secured to work with the lower upper molding for molding and being adapted to, lower molding Make on platform, opens and closes movable connection between upper molding and lower molding；The upper molding lower surface, which is offered, to be adapted to lower groove Upper groove, the steel pipe are fixed through the chamber that upper groove and lower groove surround.

Steel pipe is erected by lower molding and upper molding cooperation and is equidistantly uniformly arranged, is deposited between adjacent two steel pipes Steel pipe frame dummy status between gap and adjacent two positioning mold circumferentially spreads convenient for spray painting along steel pipe, uniform coating steel pipes The seam crossing of two sides.And lower molding and upper molding constitute positioning mold, using lower groove and upper groove as locating piece, structure is simple Single, easy to process, low manufacture cost simplifies operating procedure, with good economic efficiency.

It further, further include air compressor and spray painting diaphragm pump, the input terminal and oil storage paint of the spray painting diaphragm pump Equipment connection, output end are connected by the input terminal of conduit and paint sprayer；The air compressor is used for as spray painting diaphragm pump Suction and discharging provide power.

It is paint sprayer Automatic-feeding by air compressor and spray painting diaphragm pump, is conducive to improve spray painting efficiency.

Further, baffle is equipped with positioned at the axial ends of steel pipe on the workbench.

It is equipped with baffle positioned at the axial ends of steel pipe on the table, it is removable that existing screw, hinged etc. can be used in baffle The both ends that connection type is fixed on workbench are unloaded, especially during stirring steel pipe, prevent steel pipe from axial position offset occurs, It is beautiful to influence spray painting.

The utility model has the following advantages and benefits:

Existing steel pipe brush (spray) paint functions of the equipments are relatively simple currently on the market, can only once carry out to same root steel pipe A kind of brush of color (spray) paint, or when brush (spray) dichromatism steel pipe, it is extremely difficult to due appearance.And it is only manually complete At the mopping work of the dichromatism steel pipe of enormous amount, can not inevitably supply in time sometimes, and cost of labor is higher, production efficiency Low, therefore, designing a kind of efficient automatic paint spraying apparatus that can satisfy the alternate steel pipe of dichromatism just seems imperative.

The utility model be suitable for spray the alternate steel pipe of dichromatism, be it is a kind of can satisfy the alternate steel pipe of dichromatism efficiently oneself Dynamic paint spraying apparatus allows the quick japanning of steel tube surface by auto spray painting, and this spray painting machine operation is compared to relatively artificial brush Paint has a spray painting, and speed is fast, high-efficient, saving of labor, it is time saving the features such as, production cost can be effectively reduced, and the steel pipe color after painting Pool is uniform, appearance is clean and tidy.Therefore, the appearance of this novel paint spraying apparatus solves present market steel pipe brush (spray) paint functions of the equipments Single phenomenon effectively compensates for this blank.

Detailed description of the invention

Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:

Fig. 1 is the side structure schematic view of the utility model；

Fig. 2 is the overlooking structure diagram of the utility model；

Fig. 3 is the ball screw framework structural schematic diagram of the utility model；

Fig. 4 is the positioning mold schematic perspective view of the utility model；

Fig. 5 is steel-tube construction schematic diagram after the spray painting of the utility model.

Label and corresponding parts title in attached drawing: 1- workbench, 2- steel pipe, 3- paint sprayer, 4- lead screw, 5- nut Pair, 6- rack gear, 7- gear, 8- guide rail, 9- sliding block, 10- attachment base, 11- positioning mold mold under 111-, 112- lower groove, It is molded on 113-, 114- upper groove, 12- air compressor, 13- spray painting diaphragm pump, 14- conduit, 15- baffle.

Specific embodiment

For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing, The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this Utility model is not intended to limit the scope of the present invention.

Embodiment 1

The utility model provides the device for steel pipe spray painting, including workbench 1, workbench 1 it is settable by table top and Supporting leg is constituted, and more steel pipes 2 are used for while be laid on the table top of workbench 1, and be parallel to each other laying between more steel pipes 2 of holding, can Do not limit whether 2 place elevation of water of steel pipe consistent or adjacent steel pipe 2 between whether contact；It further include axial along steel pipe 2 The mobile mechanism I of movement and mobile mechanism II along 2 radial motion of steel pipe, mobile mechanism I or mobile mechanism II are equipped with paint Spray gun 3 drives paint sprayer 3 along the axially and radially moving movement of steel pipe 2 by mobile mechanism I or the cooperation of mobile mechanism II. The mobile mechanism I being axially moved along steel pipe 2 is set, spray for ensureing paint sprayer 3 along the axial direction of each steel pipe 2 identical Color or different colors；Mobile mechanism II along 2 radial motion of steel pipe is set, for ensureing paint sprayer 3 along each steel The radial direction of pipe 2 carries out spraying identical extension；Drive paint sprayer along steel pipe 2 by mobile mechanism I or the cooperation of mobile mechanism II It axially or radially moves back and forth and movement while carrying out spraying operation, it is cumbersome to realize that mechanical automation substitution manually repeats Operation increases spraying effect；And each steel pipe 2 is parallel to each other laying, mobile mechanism I or the cooperation of mobile mechanism II drive paint spray Rifle is axially or radially moved along steel pipe 2, conducive to ensureing even application paint on steel pipe 2, forming smooth surface, same root steel pipe The straight beauty of adjacent two kinds of color seam crossings on 2.Mobile mechanism I and mobile mechanism II can be above steel pipe 2, in length and breadth The moving structure of a staggered monoblock type such as all uses track structure, the traveling wheel edge of electric drive is arranged on paint sprayer 3 Track structure automatically walk；Or structure as described in Example 2.

Embodiment 2

It is further improved on the basis of embodiment 1, if paint sprayer 3 is arranged in mobile mechanism I, by mobile mechanism I It drives paint sprayer 3 to move axially along steel pipe 2, drives mobile mechanism I and paint sprayer 3 radial along steel pipe 2 by mobile mechanism II It is mobile；If paint sprayer 3 is arranged in mobile mechanism II, paint sprayer 3 is driven to move radially along steel pipe 2 by mobile mechanism II, Mobile mechanism II and paint sprayer 3 is driven to move axially along steel pipe 2 by mobile mechanism I.

It is arranged in paint sprayer 3 or mobile mechanism II either in mobile mechanism I and paint sprayer 3 is set, can all realizes Continuous moving movement of the paint sprayer in the top of steel pipe 2 along steel pipe 2 axially and radially, convenient for the need according to spraying steel pipe 2 It asks and (such as sprays a kind of length of color in 2 axial direction of steel pipe) and carry out spraying operation, pass through the operation speed of control mobile mechanism Degree progress is continuous, uniformly sprays operation, ensures that spraying effect is beautiful.

Embodiment 3

It is further improved on the basis of embodiment 2, for installing the mobile mechanism I or mobile mechanism II of paint sprayer 3 Using ball screw framework, mobile mechanism II or mobile mechanism I use gear and rackwork.Due to using paint sprayer 3 into Row spraying operation, the mobile reciprocating working of mobile mechanism I or mobile mechanism II for being accordingly used in installation paint sprayer 3 will be relatively more Frequently, to ensure paint control precision and operation stability, 3 spray painting operation of paint sprayer is driven using ball screw framework.

Preferably, the mobile mechanism II for installing paint sprayer 3 drives paint spray using ball screw framework Rifle 3 is moved radially along steel pipe 2, then mobile mechanism I drives mobile mechanism II and paint sprayer 3 using gear and rackwork Along the axial movement of steel pipe 2.Specifically, mobile mechanism I includes lead screw 4 and pair of nut 5, and mobile mechanism II includes rack gear 6, gear 7 and guide rail 8；The rack gear 6 and guide rail 8 can be connected by screw to mode and be fixed on the table top of workbench 1 and the extension of the two Direction is axial parallel with workbench 1, and adaptation is equipped with gear 7 on rack gear 6, and adaptation is equipped with sliding block 9 on guide rail 8；Lead screw 4 Axial ends passes through bearing and attachment base 10 is rotatablely connected, and the attachment base 10 of the axial one end of lead screw 4 passes through connecting plate and gear 7 Connection is driven by motor the rotation of gear 7 and moves axially along rack gear 6, and the axial other end of lead screw 4 is connect with sliding block 9, and sliding block 9 is along leading Support and guiding role are played in the axial movement of rail 8, and gear 7 is moved along rack gear 6 drives ball screw framework and paint sprayer 3 along steel Pipe 2 moves axially；4 rotational motion of lead screw is driven by motor again, is converted into pair of nut 5 along the axial-movement of lead screw 4, realizes and drive Radial motion of the paint sprayer 3 along steel pipe 2.

Firstly, driving ball screw framework and paint sprayer 3 to be moved to the axial setting position of steel pipe 2 by gear and rackwork Place is set, then drives paint sprayer 3 to move radially along steel pipe 2 by ball screw framework, continuously to evenly arranged all steel The radial spray painting of pipe 2, therefore be conducive to realize and continuous spray painting operation continuously is carried out to more steel pipes 2, spray painting efficiency is improved, is also prevented from Frequently starting reduces the service life paint sprayer 3；Finally, using gear and rackwork along the axial distribution of steel pipe 2, it can be unlimited Length docking continues, to meet the spray painting operation to different length steel pipe 2.

Embodiment 4

It is further improved on the basis of embodiment 3, more steel pipes 2 are fixed using positioning mold 11, positioning mold 11 Axial axially vertical with steel pipe 2, positioning mold 11 is equipped with quantity and the consistent multiple locating pieces of 2 quantity of steel pipe, locating piece It can be in integrated formed structure or post-production connection structure, radial direction of multiple locating pieces along positioning mold 11 with positioning mold 11 It is uniformly distributed, every steel pipe 2, which is fastened on corresponding locating piece, to be arranged, and steel pipe 2 and locating piece junction allow steel pipe 2 with it Axial line is that rotary shaft relative positioning of mould rotates movement.

By the way that positioning mold is arranged, more steel pipes 2 are made uniformly to arrange along positioning mold axially spaced-apart, and be fixed on corresponding On locating piece, it is laid with one layer of steel pipe 2 to be painted, there are gap between adjacent two steel pipes 2, the painting process above steel pipe 2 In, diffusion can be moved along the circumferential direction of steel pipe 2 by spraying, preventing 2 two sides lacquer painting joining place of steel pipe before and after turn-over, there are gaps etc. Unsightly problem.After more steel pipes 2 paint backwards to 1 side of workbench, rotation 2 turn-over of steel pipe continues another side It paints, during rotation, by the limitation of locating piece, prevents steel pipe 2 from radial position offset occurs, influence spray painting beauty It sees.

Preferably, paint spraying apparatus includes at least two positioning molds 11, and multiple positioning molds 11 axially uniformly divide along steel pipe 2 On the one hand cloth improves the fixed function to more steel pipes 2 and on the other hand facilitates the spray painting operation on steel pipe 2 of paint sprayer 3 Axially position can spray a kind of color on the steel pipe 2 between two neighboring positioning mold 11, spray at 11 covering of positioning mold Apply another color.

Embodiment 5

It is further improved on the basis of embodiment 4, the positioning mold 11 includes the lower conjunction in cuboid plate structure Mould 111, lower molding 111 is axial axially vertical with steel pipe 2, and it is consistent with 2 quantity of steel pipe that 111 upper surfaces of lower molding offer quantity Multiple lower grooves 112, the radial section semicircular in shape structure of lower groove 112, multiple lower grooves 112 are axial along lower molding 111 It is equidistantly uniformly distributed, radial direction of each 112 extending direction of lower groove through lower molding 111；Lower groove 112 is used for half cladding steel Pipe 2.

Positioning mold 11 further includes the upper molding 113 being adapted to lower molding 111, and lower molding 111 is detachably solid by bolt It is scheduled on workbench 1, axial one end of upper molding 113 and lower molding 111 are directly living by hinge articulated connection, the axial other side Dynamic contact；113 lower surfaces of upper molding offer the upper groove 114 being adapted to lower groove 112, and 2 clearance fit of steel pipe runs through fovea superior The cylindrical cavity that slot 114 and lower groove 112 surround is fixed.

Steel pipe 2 is erected and equidistant uniformly arrangement by lower molding 111 and 113 cooperation of upper molding, adjacent two steel pipes There are the steel pipes 2 between gap and adjacent two positioning mold 11 to make somebody a mere figurehead state between 2, circumferentially spreads convenient for spray painting along steel pipe 2, The seam crossing of uniform 2 two sides of coating steel pipes.And lower molding 111 and upper molding 113 constitute positioning mold 11, with lower groove 112 It is used as locating piece with upper groove 114, structure is simple, easy to process, low manufacture cost, simplifies operating procedure, has good warp Ji benefit；In addition, lower molding 111 and 113 cooperation of upper molding cover steel pipe 2, non-Spray Application on steel pipe 2 can be made not sprayed by paint Mist pollution, it is necessary to after the first color spraying is complete, switching at 11 covering of mold be covered into the Spray Application on steel pipe 2, dew Non- Spray Application out repeats paint spraying and completes non-Spray Application spray painting operation.The double-colored size of common buildings class scaffolding steel pipe Standard is the interval 30cm, and the radial width of positioning mold is dimensioned to the gap length of double-colored size, and effect can expire after spraying Sufficient standard requirements.

Embodiment 6

It is further improved on the basis of embodiment 5, the paint spraying apparatus further includes air compressor 12 and spray painting diaphragm Pump 13, the input terminal for the diaphragm pump 13 that paints is connect with storage painting equipment, output end passes through the input terminal of conduit 14 and paint sprayer 3 Connection；Air compressor 12 is used to provide power for spray painting 13 suction of diaphragm pump and discharging.Pass through air compressor 12 and spray painting Diaphragm pump 13 is 3 Automatic-feeding of paint sprayer, is conducive to improve spray painting efficiency.It is located at the axial ends of steel pipe 2 on workbench 1 Equipped with baffle 15, the both ends that the detachable connection methods such as existing screw, hinged are fixed on workbench 1 are can be used in baffle 15, especially It prevents steel pipe 2 from axial position offset occurs, it is beautiful to influence spray painting during stirring steel pipe 2.

Finally, can also on the table top of workbench 1 middle part, positioned at steel pipe 2 lower section setting paint collecting tank, spray painting make Clear out a gathering place processing or periodic cleaning are carried out after industry completion, will not influence equipment operation；In addition device control unit point (such as motor), operating Partially (such as gear, rack gear, lead screw, positioning mold) avoids paint spray from polluting and influence all by the way of covering package Operation.

The novel steel tube paint spraying apparatus that embodiment 6 provides, specific embodiment are as follows:

Step 1, the positioning mold by steel pipe to be painted along the radial equidistant parallel arrangement of workbench on the table It is interior；

Step 2 drives paint diaphragm pump work by air compressor, thus by the paint of the first color from spray gun It sprays；

Step 3 completes paint sprayer in steel pipe by axial rack-and-pinion movement and radial ball-screw movement Axially and radially movement above plane；

Step 4 stirs steel pipe, makes steel tubing portions court of the steel pipe towards workbench side after the spray painting of steel pipe upper side On, continue spray painting operation；

Step 5 covers positioning mold after carrying out spray painting operation to the unlapped steel tubing portions of positioning mold Face switching covers Spray Application, exposes non-Spray Application, repeats above operation and completes second of color spray painting operation.

Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced It changes, improve, should be included within the scope of protection of this utility model.

Claims (10)

1. for the device of steel pipe spray painting, including workbench (1), which is characterized in that it is several for being laid on the workbench (1) Steel pipe (2), be parallel to each other between several steel pipes (2) laying；It further include along the mobile mechanism I of steel pipe (2) axial movement and along steel pipe (2) mobile mechanism II of radial motion, mobile mechanism I or mobile mechanism II are equipped with paint sprayer (3), pass through mobile mechanism I Or the cooperation of mobile mechanism II drives paint sprayer (3) along the axially and radially moving movement of steel pipe (2).

2. the device according to claim 1 for steel pipe spray painting, which is characterized in that if paint is arranged in mobile mechanism I Spray gun (3) then drives paint sprayer (3) to move axially along steel pipe (2) by mobile mechanism I, drives moving machine by mobile mechanism II Structure I and paint sprayer (3) are moved radially along steel pipe (2)；If paint sprayer (3) are arranged in mobile mechanism II, by mobile mechanism II drives paint sprayer (3) to move radially along steel pipe (2), drives mobile mechanism II and paint sprayer (3) along steel by mobile mechanism I Manage (2) axial movement.

3. the device according to claim 2 for steel pipe spray painting, which is characterized in that for installing paint sprayer (3) Mobile mechanism I or mobile mechanism II use ball screw framework, and mobile mechanism II or mobile mechanism I use gear and rack machine Structure.

4. the device according to claim 3 for steel pipe spray painting, which is characterized in that the mobile mechanism I includes lead screw (4) and pair of nut (5), mobile mechanism II include rack gear (6), gear (7) and guide rail (8)；The rack gear (6) and guide rail (8) are set In on workbench (1) and the extending direction of the two is axial parallel with workbench (1), adaptation is equipped with gear on rack gear (6) (7), adaptation is equipped with sliding block (9) on guide rail (8)；The axial ends of lead screw (4) by attachment base (10) respectively with gear (7) and sliding Block (9) connection；Pair of nut (5) drives paint sprayer (3) to move axially along lead screw (4).

5. the device according to claim 1 for steel pipe spray painting, which is characterized in that several steel pipes (2) use positioning mould Have that (11) are fixed, the axial direction of the positioning mold (11) and steel pipe (2) it is axially vertical, positioning mold (11) is equipped with several fixed Position part, along the radially uniform distribution of positioning mold (11), each steel pipe (2) is fastened on corresponding locating piece to be set several locating pieces It sets, and steel pipe (2) and locating piece junction allow steel pipe (2) using its axial line as rotary shaft rotational motion.

6. the device according to claim 5 for steel pipe spray painting, which is characterized in that including at least two positioning molds (11), multiple positioning molds (11) are axially uniformly distributed along steel pipe (2).

7. the device according to claim 5 for steel pipe spray painting, which is characterized in that under the positioning mold (11) includes It molds (111), lower molding (111) is axial axially vertical with steel pipe (2), and described lower molding (111) upper surface offers several Lower groove (112), several lower grooves (112) are axially uniformly distributed along lower molding (111), each lower groove (112) extending direction Through the radial direction of lower molding (111)；Lower groove (112) is for coating or partly coating steel pipe (2).

8. the device according to claim 7 for steel pipe spray painting, which is characterized in that the positioning mold (11) further includes The upper molding (113) being adapted to lower molding (111), lower molding (111) are detachably secured on workbench (1), upper molding (113) Movable connection is opened and closed between lower molding (111)；Described upper molding (113) lower surface is offered to be adapted to lower groove (112) Upper groove (114), the steel pipe (2) fixes through the chamber that upper groove (114) and lower groove (112) surround.

9. it is according to claim 1 for steel pipe spray painting device, which is characterized in that further include air compressor (12) and It paints diaphragm pump (13), the input terminal of spray painting diaphragm pump (13) is connect with storage painting equipment, output end passes through conduit (14) It is connect with the input terminal of paint sprayer (3)；The air compressor (12) is used to mention for spray painting diaphragm pump (13) suction and discharging For power.

10. the device according to claim 1 for steel pipe spray painting, which is characterized in that be located at steel on the workbench (1) The axial ends for managing (2) is equipped with baffle (15).