CN115178410A - Outer wall paint spraying machine is used in production of metal rail - Google Patents

Abstract

The invention relates to a spraying machine, in particular to an outer wall paint spraying machine for producing a metal fence. Need design one kind can be to circular pipe fitting spraying paint the time, scrape the paint of water droplet form evenly, do not influence the outer wall paint flush coater for metal fence production of spraying quality. The utility model provides an outer wall paint flush coater is used in metal rail production, is including support frame, carriage and guide rail etc. and the rigid coupling of support frame outer top bilateral symmetry has the guide rail, and slidingtype being connected with the carriage between the left and right sides guide rail. According to the invention, the circular pipe fitting is placed between the limiting frames at the front side and the rear side and clamped tightly, the servo motor is started to drive the first spiral plate to rotate forward, the paint is discharged into the spray pipe, the spray pipe sprays the paint on the circular pipe fitting, the sliding frame is pushed to move backward, so that the spray pipe sprays the paint on the circular pipe fitting comprehensively, the sliding frame moves forward to reset, and the rolling brush uniformly scrapes the water-drop-shaped paint at the bottom of the circular pipe fitting, so that the influence of the water-drop-shaped paint on the spraying quality of the circular pipe fitting can be avoided.

Description

Outer wall paint spraying machine is used in production of metal rail

Technical Field

The invention relates to a spraying machine, in particular to an outer wall paint spraying machine for producing a metal fence.

Background

The metal rail plays an important role in daily life, can protect and protect personal safety and equipment and facilities in some places, avoids the corrosion phenomenon to appear in the long-time use of metal rail, can spray paint to circular pipe fitting before the preparation.

At present, when people paint round pipe spare through the mode of spraying, because the continuous spraying of paint, the phenomenon that drips can appear in the paint on the round pipe spare, after the paint drips, the paint of water droplet form can appear in the round pipe spare bottom, and the paint of water droplet form has influenced spraying quality and the aesthetic property on the round pipe spare, then needs the people to scrape the paint of water droplet form evenly, and is more troublesome.

Need provide one kind for this and can be when circular pipe fitting spraying paint, scrape the paint of water droplet form evenly, do not influence the outer wall paint flush coater for metal fence production of spraying quality.

Disclosure of Invention

In order to overcome the defect that the spraying quality of the circular pipe is influenced by the water-drop-shaped paint which can appear at the bottom of the circular pipe, and the water-drop-shaped paint needs to be uniformly scraped by people, the outer wall paint spraying machine for producing the metal fence is more troublesome.

The invention is realized by the following technical approaches:

the utility model provides an outer wall paint flush coater is used in metal rail production, which comprises a supporting rack, the spray tube, carriage and guide rail, the outer top bilateral symmetry rigid coupling of support frame has the guide rail, slidingtype being connected with the carriage between the left and right sides guide rail, the fixed wearing in carriage middle part has been connected with and is used for spouting the spray tube on circular tube spare with paint, still including bottom painting mechanism and feeding mechanism, be provided with between carriage and the spray tube and be used for carrying out the feeding mechanism that carries on paint, be provided with between carriage and the support frame and be used for painting even bottom painting mechanism with paint of circular tube spare bottom.

Further, the paint collecting device further comprises a collecting tray, and the collecting tray used for collecting the falling paint is fixedly connected among the bottom parts in the five guide frames.

The bottom painting mechanism comprises guide frames, sliding blocks, sliding rods, first springs, rolling brushes, guide rods, column springs and magnetic limiting strips, five guide frames are fixedly connected to the outer top of the support frame at uniform intervals, the five guide frames are located between guide rails on the left side and the right side, the guide rods are fixedly connected between the upper portions of the front side and the upper portions of the rear side in the five guide frames, the sliding blocks are sleeved on the five guide rods in a sliding mode, the column springs are connected between the front sides of the five sliding blocks and the front sides in the five guide frames respectively, the sliding rods are connected in the middle of the five sliding blocks in a sliding mode in a penetrating mode, the rolling brushes for enabling paint brushes at the bottoms of the circular pipe fittings to be uniform in a rotating mode are connected between the left side and the right side of the upper portions of the five sliding rods, the first springs are connected between the lower portions of the five sliding rods and the bottoms of the five sliding blocks respectively, and the magnetic limiting strips for absorbing the sliding rods are fixedly connected between the lower portions of the left side and the right side of the sliding frames.

Further explanation, feeding mechanism is including driving motor, first spiral plate, storage vat and barrel, the inboard fixed cross-under in carriage upper portion has the barrel, the discharge end and the spray tube upper portion of barrel are connected and are linked together, the cross-under of rotary type has the first spiral plate that is used for carrying out the paint between the middle part of the barrel left and right sides, the inboard fixed cross-under in carriage upper portion has the storage vat, the storage vat is located the barrel top, storage vat bottom right side is connected and is linked together with the feed end of barrel, sliding frame top left side rigid coupling has driving motor, driving motor's output shaft tip passes through the coupling joint with first spiral plate left end.

The limiting mechanism comprises a mounting plate, limiting frames and second springs, the mounting plate is symmetrically and fixedly connected to the front and back of the top of the outer portion of the five guide frames, the limiting frames used for limiting the circular pipe are arranged on the upper portions of the ten mounting plates in a sliding mode in a penetrating mode, and the second springs are connected between the outer ends of the ten limiting frames and the outer side faces of the ten mounting plates respectively.

The paint recycling device further comprises a backflow mechanism for recycling paint in the collecting disc, the backflow mechanism comprises a connecting pipe, a fixing frame, an outer spiral cylinder, a hose, a clamping rod, a second spiral plate and a coil spring, the fixing frame is fixedly connected to the right front side of the inner top of the supporting frame, the connecting pipe is fixedly connected to the lower portion of the rear side of the fixing frame in a penetrating mode, the top end of the connecting pipe is connected and communicated with the middle of the bottom of the collecting disc, the outer spiral cylinder used for driving the paint to move forwards for conveying is rotatably connected to the lower portion of the front side of the fixing frame in a penetrating mode, the second spiral plate is fixedly connected to the inner side of the outer spiral cylinder in the circumferential direction, the coil spring is connected between the outer front side of the outer spiral cylinder and the front side of the fixing frame, the hose is fixedly connected to the front end of the outer spiral cylinder, the tail end of the hose is connected and communicated with the upper portion of the right side of the storage cylinder, the clamping rod used for driving the outer spiral cylinder to rotate in a penetrating mode of the right side sliding side of the supporting frame in a sliding mode, the bottom end of the clamping rod is located in a spiral groove of the outer spiral cylinder, the clamping rod is provided with a magnetic sliding frame, and the sliding frame is in contact with the clamping rod.

The device comprises a support frame, a sliding frame, a rotating shaft, four torsion springs and scraping plates, wherein the support frame is provided with a front side and a rear side, the front side and the rear side of the outer top of the support frame are symmetrically and fixedly connected with fixed plates, the rotating shaft is arranged between the upper portions of the two left fixed plates in a front-to-back symmetrical mode, the rotating shaft is arranged between the upper portions of the two right fixed plates in a penetrating mode, the rotating shaft is arranged between the upper portions of the two left fixed plates in a penetrating mode, the middle portions of the rotating shafts of the left side and the right side are fixedly sleeved with the baffle plates used for blocking the paint which floats, the left side baffle plate and the right side baffle plate are located in the sliding frame, the upper portions of the front side face and the rear side face of the left side baffle plate and the upper portions of the inner side faces of the four fixed plates are respectively connected with the torsion springs, the four torsion springs are all sleeved on the rotating shaft, the left end and the right end of the spraying pipe are fixedly connected with the inner side baffle plates of the left side baffle plate and the left side baffle plate.

Further explanation, still including being used for driving the slewing mechanism that the carriage removed, slewing mechanism is including servo motor, lead screw and fixed block, the outer left surface lower part rigid coupling of carriage has the fixed block, being connected with of support frame left side upper portion rotary type is used for driving the lead screw that the fixed block removed, the lead screw passes through the fixed block middle part that runs through of screw thread rotary type, the upper left side rigid coupling of support frame leading flank has servo motor, servo motor's output shaft tip passes through the coupling joint with the lead screw front end.

Further, the paint guide device further comprises a discharging hopper, the top of the sliding frame is fixedly connected with the discharging hopper used for guiding paint, and the discharging hopper is located below the rolling brush.

The invention has the remarkable advantages that:

1. put round pipe spare and tightly pressed from both sides between the spacing frame in front and back, start servo motor and drive first spiral plate corotation, in the spray tube was discharged to the paint, the spray tube was spouted paint on round pipe spare, promoted the carriage and removed backward again and make the spray tube comprehensive spray paint round pipe spare, the carriage removed forward and resets, the round brush scrapes evenly with the paint of round pipe spare bottom water droplet form, so, can avoid water droplet form paint to influence round pipe spare's spraying quality.

2. Under the effect of backward flow mechanism, when circular pipe fitting is being painted by the spraying, backward flow mechanism can arrange the paint in the catch tray back to in the storage vat, so, need not manually to take off the paint of collecting and reuse convenient and fast.

3. Under the effect of sheltering from the mechanism, whenever circular pipe fitting is under the condition by the spraying paint, shelters from the mechanism and can block the paint that wafts, so, can avoid paint to waft to influence the environment to every side.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial sectional structural schematic view of the bottom roller brush mechanism of the present invention.

Fig. 3 is an enlarged schematic view of part a of the present invention.

Fig. 4 is a partial sectional structural schematic view of the feeding mechanism of the present invention.

Fig. 5 is a schematic view of a partial cross-sectional structure of the spacing mechanism of the present invention.

Fig. 6 is a partially sectional structural view of a first view of the reflow mechanism of the present invention.

Fig. 7 is a second perspective partial sectional structural schematic view of the reflow mechanism of the present invention.

Fig. 8 is a partial sectional structural view of the external screw cylinder of the present invention.

Fig. 9 is a schematic perspective view of the shielding mechanism of the present invention.

Fig. 10 is an enlarged view of part B of the present invention.

Fig. 11 is a schematic perspective view of the rotating mechanism of the present invention.

Fig. 12 is a schematic perspective view of the discharge hopper of the present invention.

Wherein: 1-support frame, 2-spray pipe, 21-sliding frame, 22-collection tray, 3-guide rail, 4-bottom brushing mechanism, 41-guide frame, 42-sliding block, 43-sliding rod, 44-first spring, 45-rolling brush, 46-guide rod, 47-column spring, 48-magnetic limiting strip, 5-feeding mechanism, 51-driving motor, 52-first spiral plate, 53-storage cylinder, 54-cylinder, 6-limiting mechanism, 61-mounting plate, 62-limiting frame, 63-second spring, 7-reflux mechanism, 72-connecting pipe, 73-fixing frame, 74-outer spiral cylinder, 75-hose, 76-clamping rod, 77-second spiral plate, 78-coil spring, 8-shielding mechanism, 81-fixing plate, 82-rotating shaft, 83-baffle, 84-torsion spring, 85-scraper, 9-rotating mechanism, 91-servo motor, 92-lead screw, 93-fixed block, and 10-blanking hopper fixed block.

Detailed Description

The following further describes the technical solution with reference to specific embodiments, and it should be noted that: the words upper, lower, left, right, and the like used herein to indicate orientation are merely for the location of the illustrated structure in the corresponding figures. The serial numbers of the parts are themselves numbered herein, for example: first, second, etc. are used only to distinguish the described objects, and do not have any sequential or technical meaning. What is said in this application is: the connection and coupling, unless otherwise indicated, include both direct and indirect connections.

Example 1

An outer wall paint spraying machine for metal fence production comprises a support frame 1, a spray pipe 2, a sliding frame 21, a collecting tray 22, guide rails 3, a bottom painting mechanism 4 and a feeding mechanism 5, please refer to fig. 1-4, the guide rails 3 are symmetrically installed on the left and right of the outer top of the support frame 1 in a welding connection mode, the sliding frame 21 is connected between the guide rails 3 on the left and right sides in a sliding mode, the spray pipe 2 is fixedly connected in the middle of the sliding frame 21 in a penetrating mode, when paint is discharged into the spray pipe 2, the spray pipe 2 can spray the paint on a circular pipe, the collecting tray 22 is fixedly connected between the bottoms of five guide frames 41, the collecting tray 22 can collect the dropped paint, the feeding mechanism 5 is arranged between the sliding frame 21 and the spray pipe 2, when the feeding mechanism 5 operates, the feeding mechanism 5 can convey the paint, the bottom painting mechanism 4 is arranged between the sliding frame 21 and the support frame 1, and when the bottom painting mechanism 4 operates, the bottom painting mechanism 4 operates to paint at the bottom of the circular pipe uniformly.

The bottom painting mechanism 4 includes a guide frame 41, a sliding block 42, a sliding rod 43, a first spring 44, a rolling brush 45, a guide rod 46, a column spring 47 and a magnetic limit bar 48, please refer to fig. 1-3, five guide frames 41 are installed at the top of the support frame 1 at regular intervals by welding connection, five guide frames 41 are located between the left and right guide rails 3, the guide rods 46 are fixedly connected between the upper parts of the front and rear sides in the five guide frames 41, sliding blocks 42 are slidably sleeved on the five guide rods 46, the column spring 47 is connected between the front side of the five sliding blocks 42 and the front side of the five guide frames 41, the sliding rod 43 is slidably connected in the middle of the five sliding blocks 42, the rolling brush 45 is rotatably connected between the left and right sides of the upper parts of the five sliding rods 43, when the rolling brush 45 moves, the rolling brush 45 can realize the uniform painting brush at the bottom of the circular pipe, the first spring 44 is connected between the lower parts of the five sliding blocks 43 and the bottom of the five sliding blocks 42, the magnetic limit bar 48 is fixedly connected between the lower parts of the left and right sides in the sliding frame 21, when the sliding bar 48 moves backwards, and the sliding block 43 can realize the sucking of the limit bar 62.

The feeding mechanism 5 includes a driving motor 51, a first spiral plate 52, a storage tank 53 and a cylinder 54, please refer to fig. 1 and 4, the cylinder 54 is fixedly connected to the inner side of the upper portion of the sliding frame 21 in a penetrating manner, the discharge end of the cylinder 54 is connected and communicated with the upper portion of the spray pipe 2, the first spiral plate 52 is rotatably connected between the middle portions of the left side and the right side of the cylinder 54 in a penetrating manner, when the first spiral plate 52 rotates forwards, the first spiral plate 52 can convey paint, the storage tank 53 is fixedly connected to the inner side of the upper portion of the sliding frame 21 in a penetrating manner, the storage tank 53 is located above the cylinder 54, the right side of the bottom of the storage tank 53 is connected and communicated with the feed end of the cylinder 54, the driving motor 51 is fixedly connected to the left side of the top of the sliding frame 21, and the end of the output shaft of the driving motor 51 is connected with the left end of the first spiral plate 52 through a coupling.

The pipe fitting limiting device further comprises a limiting mechanism 6, wherein the limiting mechanism 6 comprises an installation plate 61, a limiting frame 62 and a second spring 63, as shown in fig. 1 and 5, the installation plate 61 is symmetrically installed at the front and back of the outer tops of five guide frames 41 in a bolt connection mode, the limiting frames 62 are slidably connected to the upper portions of ten installation plates 61 in a penetrating mode, the limiting frames 62 are used for limiting the circular pipe fitting, and the second springs 63 are connected between the outer ends of the ten limiting frames 62 and the outer side faces of the ten installation plates 61 respectively.

Firstly, pulling five rear limiting frames 62 to move backwards, stretching five rear second springs 63, sleeving five circular pipe fittings for manufacturing a metal fence on the five front limiting frames 62, loosening the five rear limiting frames 62, moving the five rear limiting frames 62 forwards to reset to be in contact with the five circular pipe fittings under the action of the five rear second springs 63, clamping and limiting the five circular pipe fittings by the front and rear limiting frames 62, pouring a proper amount of paint into the storage tank 53, discharging the paint in the storage tank 53 into the cylinder 54 to be in contact with the first spiral plate 52, starting the driving motor 51 to drive the first spiral plate 52 to rotate forwards, driving the first spiral plate 52 to rotate forwards to drive the paint to move leftwards for conveying, conveying the paint into the spray pipe 2, spraying the paint on the circular pipe fittings by the spray pipe 2, pulling the sliding frame 21 to move backwards at the moment, moving the sliding frame 21 backwards to drive the spray pipe 2 and the magnetic limiting strips 48 to move backwards, the spray pipe 2 moves backwards to carry out overall paint spraying on the circular pipe fitting, due to the continuous paint spraying, the paint on the circular pipe fitting can slide downwards, the un-adhered paint can fall into the collecting tray 22, when the sliding frame 21 moves backwards to the maximum stroke, the magnetic limiting strips 48 drive the five sliding rods 43 to move upwards, the five first springs 44 are compressed, the magnetic limiting strips 48 suck the five sliding rods 43 through magnetic force, the five sliding rods 43 move upwards to drive the five rolling brushes 45 to move upwards, the five rolling brushes 45 are contacted with the bottom of the circular pipe fitting, the sliding frame 21 is pulled to move forwards to drive the spray pipe 2 to move forwards and reset, the sliding frame 21 also drives the magnetic limiting strips 48 to move forwards, the magnetic limiting strips 48 move forwards to drive the five rolling brushes 45 and the five sliding blocks 42 to move forwards through the five sliding rods 43, the five column springs 47 are compressed, five round brush 45 move forward and brush the paint of the water droplet form on the circular tube spare bottom with paint evenly, so, can avoid the drop of paint to appear the phenomenon of water droplet form and influence spraying quality, when spacing 48 of magnetism resets, spacing 48 of magnetism breaks away from the contact with five slide bars 43, because of the effect of five first springs 44, five slide bars 43 drive five round brush 45 and move down and reset, because of the effect of five post springs 47, five sliding block 42 drive five round brush 45 through five slide bars 43 and move backward and reset, close driving motor 51, first spiral plate 52 stops to drive paint and moves left, spray tube 2 stops to spout paint, can take off five round tube spare that spray painted paint and process into the metal fence, take out the paint in the collection dish 22 and utilize again.

Example 2

In addition to embodiment 1, the backflow mechanism 7 further includes a backflow mechanism 7, the backflow mechanism 7 includes a connection pipe 72, a fixed frame 73, an outer spiral cylinder 74, a hose 75, a clamping rod 76, a second spiral plate 77, and a coil spring 78, as shown in fig. 1, fig. 6, fig. 7, and fig. 8, the fixed frame 73 is installed on the right front side of the top portion inside the support frame 1 by welding, the connection pipe 72 is fixedly connected to the lower portion of the rear side of the fixed frame 73 in a penetrating manner, the top end of the connection pipe 72 is connected to and communicated with the middle of the bottom portion of the collection tray 22, the outer spiral cylinder 74 is rotatably connected to the lower portion of the front side of the fixed frame 73 in a penetrating manner, the second spiral plate 77 is fixedly connected to the inner side of the outer spiral cylinder 74 along the circumferential direction, when the second spiral plate 77 rotates forward, the second spiral plate 77 can drive paint to move forward to be conveyed, the coil spring 78 is connected between the outer front side of the outer spiral cylinder 74 and the front side of the fixed frame 73, the front end of the outer spiral cylinder 74 is fixedly connected to the hose 75, the hose 75 is communicated with the outer spiral cylinder 74, the tail end of the outer spiral cylinder 74 is connected to and communicated with the upper portion of the hose 75, the upper portion of the right side of the storage cylinder 53, the front side of the support frame 1, the clamping rod 76 is connected to the clamping rod 76, the outer spiral cylinder 76, the clamping rod is located at the bottom end of the outer spiral cylinder 76, and the clamping rod 21, and the clamping rod, and the magnetic rod, when the magnetic rod moves forward, and the magnetic rod 21, and the magnetic rod.

The painting device further comprises a shielding mechanism 8, the shielding mechanism 8 comprises a fixing plate 81, a rotating shaft 82, a baffle 83, a torsion spring 84 and a scraper 85, please refer to fig. 1, 9 and 10, the fixing plate 81 is symmetrically fixedly connected to the left side and the right side of the outer top of the support frame 1 in a front-back manner, the rotating shaft 82 is rotatably connected between the upper parts of the two fixing plates 81 on the left side, the rotating shaft 82 is rotatably connected between the upper parts of the two fixing plates 81 on the right side in a penetrating manner, the baffle 83 is fixedly sleeved in the middle of the rotating shaft 82 on the left side and the right side, the baffle 83 on the left side and the right side is located in the sliding frame 21, when the round pipe is painted, the baffle 83 can block the floating paint, the torsion springs 84 are respectively connected between the upper parts of the front side and the rear side of the baffle 83 on the left side and the upper parts of the inner side of the four fixing plates 81, the four torsion springs 84 are sleeved on the rotating shaft 82, the scraper 85 is fixedly connected to the left end and the right end of the spray pipe 2, the scraper 85 on the left side and the right side, the scraper 85 is respectively contacted with the inner side of the baffle 83, and the scraper 85, and when the scraper 85 moves, the scraper 85 can scrape the paint on the baffle 83.

When the excessive paint falls into the collecting tray 22, the paint in the collecting tray 22 flows into the connecting pipe 72, the paint in the connecting pipe 72 flows into the outer spiral cylinder 74 to be contacted with the second spiral plate 77, when the sliding frame 21 moves backwards, the sliding frame 21 moves backwards to be contacted with the clamping rod 76, the clamping rod 76 cannot move backwards due to the fact that the clamping rod 76 is already in the maximum stroke, the sliding frame 21 moves backwards to continue to move backwards to be separated from the clamping rod 76, when the sliding frame 21 moves forwards to be reset, the sliding frame 21 moves forwards to be contacted with the clamping rod 76, the clamping rod 76 is adsorbed on the sliding frame 21 through magnetic force, the sliding frame 21 drives the clamping rod 76 to move forwards through magnetic force, the clamping rod 76 moves forwards to drive the outer spiral cylinder 74 to rotate forwards, the coil spring 78 is compressed, the outer spiral cylinder 74 drives the second spiral plate 77 to rotate forwards, the second spiral plate 77 drives the paint to move forwards, the paint moves forwards to be discharged into the hose 75, the paint discharged into the storage cylinder 53 in the hose 75 is used again, when the clamping rod 76 moves forwards to the maximum stroke, the clamping rod 76 stops moving forwards to be reset, and further, the sliding frame 21 moves backwards to be separated from the sliding frame 21 to be reset. So, need not manually to take off the paint of collecting and reuse, convenient and fast.

When carriage 21 drives spray tube 2 rearward movement and sprays paint to circular pipe fitting, the paint that the left and right sides baffle 83 will fly up keeps off, simultaneously, spray tube 2 still drives left and right sides scraper blade 85 rearward movement, left and right sides scraper blade 85 rearward movement scrapes the paint on the left and right sides baffle 83 down, the paint that scrapes down drops to the catch tray 22 in, because of the effect of whole torsion spring 84, make left and right sides baffle 83 can be inseparable with left and right sides scraper blade 85 contact, when carriage 21 drives spray tube 2 and moves forward and resets, spray tube 2 drives left and right sides scraper blade 85 and moves forward and resets, left and right sides scraper blade 85 resets again scrapes the paint on the left and right sides baffle 83 down and collects. Therefore, the paint can be prevented from flying to the surrounding to influence the environment.

Example 3

On the basis of the embodiment 1 and the embodiment 2, the device further comprises a rotating mechanism 9, the rotating mechanism 9 comprises a servo motor 91, a screw rod 92 and a fixed block 93, please refer to fig. 1 and 11, the fixed block 93 is installed on the lower portion of the outer left side surface of the sliding frame 21 in a welding connection mode, the screw rod 92 is rotatably connected to the upper portion of the left side of the support frame 1, the screw rod 92 rotatably penetrates through the middle of the fixed block 93 through threads, when the screw rod 92 rotates, the screw rod 92 can drive the fixed block 93 to move, the servo motor 91 is fixedly connected to the upper left side of the front side surface of the support frame 1, and the end portion of an output shaft of the servo motor 91 is connected with the front end of the screw rod 92 through a coupler.

A lower hopper 10 is further included, as shown in fig. 12, the lower hopper 10 is fixedly connected to the top of the sliding frame 21, the lower hopper 10 is located below the rolling brush 45, and the lower hopper 10 is used for guiding the paint.

When the spray pipe 2 sprays paint, the servo motor 91 is started to rotate reversely, the servo motor 91 rotates reversely to drive the screw rod 92 to rotate reversely, the screw rod 92 rotates reversely to drive the fixing block 93 to move backwards through threads, the fixing block 93 moves backwards to drive the sliding frame 21 to move backwards, and the sliding frame 21 drives the spray pipe 2 to move backwards to spray paint on the circular pipe fitting. When the sliding frame 21 moves backwards to the maximum travel, the servo motor 91 is started to rotate forwards to drive the screw rod 92 to rotate forwards and reset, the screw rod 92 rotates forwards and resets, the sliding frame 21 is driven by the fixed block 93 to move forwards and reset, the spray pipe 2 moves forwards and resets, and the servo motor 91 is turned off. Therefore, the sliding frame 21 does not need to be pulled by hands to move, and time and labor are saved.

When the roller brush 45 moves forward to brush the paint evenly on the bottom of the circular pipe, the excess paint drops into the hopper 10, and the paint in the hopper 10 drops into the collection tray 22. In this way, the paint falling off can be better dropped into the collection tray 22, and can be prevented from falling off the sliding rod 43 and being collected.

Finally, it is necessary to mention that: the above contents are only used for helping to understand the technical scheme of the invention, and can not be understood as the limitation of the protection scope of the invention; insubstantial modifications and adaptations of the invention, as viewed by a person with ordinary skill in the art in light of the above teachings, are intended to be within the scope of the invention as claimed.

Claims (9)

1. The utility model provides an outer wall paint flush coater is used in metal rail production, including support frame (1), spray tube (2), carriage (21) and guide rail (3), support frame (1) outer top bilateral symmetry rigid coupling has guide rail (3), be connected with carriage (21) of slidingtype between left and right sides guide rail (3), fixed the wearing in middle part of carriage (21) has been connected with and is used for spouting spray tube (2) on circular pipe fitting with paint, a serial communication port, still scribble brush mechanism (4) and feeding mechanism (5) including the bottom, be provided with between carriage (21) and spray tube (2) and be used for carrying out feeding mechanism (5) carried to paint, it scribbles brush mechanism (4) to be provided with the bottom that is used for scribbling the paint of circular pipe fitting bottom and scribbles even between carriage (21) and support frame (1).

2. The paint sprayer for the outer wall of the metal fence as claimed in claim 1, which further comprises a collecting tray (22), wherein the collecting tray (22) for collecting the dropped paint is fixedly connected between the inner bottoms of the five guide frames (41).

3. The outer wall paint spraying machine for producing the metal fence as claimed in claim 1, wherein the bottom painting mechanism (4) comprises guide frames (41), sliding blocks (42), sliding rods (43), first springs (44), rolling brushes (45), guide rods (46), column springs (47) and magnetic limiting strips (48), five guide frames (41) are fixedly connected to the outer top of the support frame (1) at uniform intervals, five guide frames (41) are located between the guide rails (3) on the left side and the right side, guide rods (46) are fixedly connected between the upper portions of the front side and the rear side in the five guide frames (41), sliding blocks (42) are sleeved on the five guide rods (46) in a sliding manner, column springs (47) are connected between the front side of the five guide frames (42) and the inner front side of the five guide frames (41), sliding rods (43) are connected in the middle of the five sliding blocks (42) in a penetrating manner, the rolling brushes (45) for uniformly brushing paint on the bottom of the circular pipe are rotatably connected between the upper portions of the five sliding rods (43) and the lower portions of the sliding blocks (42), and the sliding blocks (48) are fixedly connected between the sliding blocks (42) and the lower portions of the sliding blocks (42) for fixedly connecting the sliding blocks (48) for sucking the magnetic limiting strips (21).

4. The outer wall paint spraying machine for producing the metal fence as claimed in claim 2, wherein the feeding mechanism (5) comprises a driving motor (51), a first spiral plate (52), a storage tank (53) and a cylinder (54), the cylinder (54) is fixedly penetrated and connected to the inner side of the upper portion of the sliding frame (21), the discharge end of the cylinder (54) is connected and communicated with the upper portion of the spray pipe (2), the first spiral plate (52) for conveying paint is rotatably penetrated and connected between the middle portions of the left side and the right side of the cylinder (54), the storage tank (53) is fixedly penetrated and connected to the inner side of the upper portion of the sliding frame (21), the storage tank (53) is located above the cylinder (54), the right side of the bottom of the storage tank (53) is connected and communicated with the feed end of the cylinder (54), the driving motor (51) is fixedly connected to the left side of the top of the sliding frame (21), and the end of an output shaft of the driving motor (51) is connected with the left end of the first spiral plate (52) through a coupling.

5. The outer wall paint spraying machine for the production of the metal fence is characterized by further comprising a limiting mechanism (6) for placing the circular pipe fitting, wherein the limiting mechanism (6) comprises a mounting plate (61), limiting frames (62) and second springs (63), the mounting plates (61) are symmetrically fixedly connected to the front and back of the outer tops of five guide frames (41), the limiting frames (62) for limiting the circular pipe fitting are connected to the upper portions of ten mounting plates (61) in a sliding mode in a penetrating mode, and the second springs (63) are connected between the outer ends of the ten limiting frames (62) and the outer side faces of the ten mounting plates (61) respectively.

6. The paint spraying machine for the outer wall of the metal fence is characterized by further comprising a backflow mechanism (7) for recycling paint in the collection disc (22), the backflow mechanism (7) comprises a connecting pipe (72), a fixing frame (73), an outer spiral cylinder (74), a hose (75), a clamping rod (76), a second spiral plate (77) and a coil spring (78), the fixing frame (73) is fixedly connected to the right front side of the inner top of the support frame (1), the connecting pipe (72) is fixedly connected to the lower portion of the rear side of the fixing frame (73) in a penetrating mode, the top end of the connecting pipe (72) is connected and communicated with the middle of the bottom of the collection disc (22), the outer spiral cylinder (74) used for driving the paint to move forwards in a lateral sliding mode is rotatably connected to the lower portion of the front side of the fixing frame (73), the second spiral plate (77) is fixedly connected to the inner side of the outer spiral cylinder (74) along the circumferential direction, the outer front side of the outer spiral cylinder (74) is connected with the front side of the coil spring (78), the outer spiral cylinder (74) is fixedly connected with the front side of the outer spiral cylinder (75), the outer spiral cylinder (75) and the upper portion of the spiral cylinder (76) is connected with the spiral cylinder (53), the spiral cylinder (75) and communicated with the upper portion of the spiral cylinder (75), the top end of the clamping rod (76) has magnetism, and the sliding frame (21) moves to be in contact with the clamping rod (76).

7. The outer wall paint spraying machine for producing the metal fence as claimed in claim 5, further comprising a shielding mechanism (8) for shielding flying paint, wherein the shielding mechanism (8) comprises fixing plates (81), rotating shafts (82), baffle plates (83), torsion springs (84) and scrapers (85), the fixing plates (81) are symmetrically fixedly connected to the left and right sides of the outer top of the support frame (1) in a front-back manner, the rotating shafts (82) are rotatably connected between the upper portions of the two fixing plates (81) on the left side in a penetrating manner, the rotating shafts (82) are rotatably connected between the upper portions of the two fixing plates (81) on the right side in a penetrating manner, the baffle plates (83) for shielding the flying paint are fixedly sleeved in the middle portions of the rotating shafts (82) on the left and right sides, the baffle plates (83) on the left and right sides are located in the sliding frame (21), the front and back upper side surfaces of the baffle plates (83) on the left and right sides are respectively connected with the upper portions of the four fixing plates (81), the torsion springs (84) are sleeved on the rotating shafts (82), the left and right ends of the spray pipes (2) are fixedly connected with the inner side surfaces (85) for scraping the paint on the baffle plates (83), and the left and right sides, and the inner side plates (85) are respectively in contact with the scrapers (83) on the inner side surfaces of the scrapers.

8. The paint spraying machine for the outer wall of the metal fence is characterized by further comprising a rotating mechanism (9) for driving the sliding frame (21) to move, wherein the rotating mechanism (9) comprises a servo motor (91), a screw rod (92) and a fixed block (93), the fixed block (93) is fixedly connected to the lower portion of the outer left side face of the sliding frame (21), the screw rod (92) for driving the fixed block (93) to move is rotatably connected to the upper portion of the left side of the support frame (1), the screw rod (92) penetrates through the middle portion of the fixed block (93) in a threaded rotating mode, the servo motor (91) is fixedly connected to the upper left side of the front side face of the support frame (1), and the end portion of an output shaft of the servo motor (91) is connected with the front end of the screw rod (92) through a coupler.

9. The paint sprayer for the outer wall of the metal fence as claimed in claim 7, further comprising a lower hopper (10), wherein the lower hopper (10) for guiding the paint is fixedly connected to the top of the sliding frame (21), and the lower hopper (10) is positioned below the rolling brush (45).

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