KR101168171B1 - System for pipe painting - Google Patents

Abstract

The present invention is to provide a new coating system for painting pipes, especially thick pipes by an automated process, a pair of rails provided in parallel along the bottom surface; A bogie for pipe movement provided to be movable along the rail; A pipe rotating means provided on an upper portion of the pipe moving trolley to support the pipe disposed in parallel with the rail, and rotating the pipe with the center of the pipe as a rotation axis; A brush device provided in an intermediate portion of the rail, the brush rotating shaft disposed in parallel with the rail, a brush provided radially on the brush rotating shaft, and a brush rotating means for rotating the brush rotating shaft; A pipe coating booth provided at an intermediate portion of the rail and provided at a rear end of the brush device; A paint spray device disposed in the pipe paint booth, the paint spray device including a plurality of spray nozzles spaced apart from each other in a direction parallel to the rail, and a paint supply unit for supplying paint to the spray nozzles; And a control unit.

Description

Pipe painting system

The present invention relates to a pipe coating system for painting long length pipes, especially thick pipes.

Anticorrosive coating is generally carried out on the pipes, taking into account the period from when the pipes, especially the thick pipes, to the installation are installed. Alternatively, general coating may be applied to the pipes upon user's order.

The painting of such pipes, in particular the painting of thick pipes, is usually done by hand.

The present invention has been made to solve the above problems of the prior art, to provide a new system for painting pipes, especially thick pipes by an automated process.

The present invention to solve the above problems, a pair of rails provided in parallel along the bottom surface; A bogie for pipe movement provided to be movable along the rail; A pipe rotating means provided on an upper portion of the pipe moving trolley to support the pipe disposed in parallel with the rail, and rotating the pipe with the center of the pipe as a rotation axis; A brush device provided in an intermediate portion of the rail, the brush rotating shaft disposed in parallel with the rail, a brush provided radially on the brush rotating shaft, and a brush rotating means for rotating the brush rotating shaft; A pipe coating booth provided at an intermediate portion of the rail and provided at a rear end of the brush device; A paint spray device disposed in the pipe paint booth, the paint spray device including a plurality of spray nozzles spaced apart from each other in a direction parallel to the rail, and a paint supply unit for supplying paint to the spray nozzles; And a control unit.

In the above, the pipe rotation means preferably comprises a plurality of rollers having a roller rotation axis parallel to the rail and arranged to support both sides of the bottom surface of the pipe, and roller rotation means for rotating the rollers. .

In the above, it is preferable that the distance between the rollers in the direction orthogonal to the rail can be adjusted.

In the above, the height of the brush rotation axis can be adjusted, it is preferable that the height of the plurality of spray nozzles can be adjusted.

In the above, the pipe movement bogie, a driving bogie in which the wheels in contact with the rail by the motor for rotation rotates, one end is connected to the drive bogie, the connection bar is arranged in parallel with the rail, It is preferably made of an idle bogie connected to the other end and moved by the drive bogie.

As described above, the present invention provides a new pipe coating system for painting pipes, especially thick pipes.

1 is a plan view of one embodiment according to the present invention;
2 is a plan view of the bogie for pipe movement of FIG.
3 to 5 is a side view, a plan view, a front view of a driving trolley;
6 to 8 is a side view, a plan view, a front view of an idle bogie,
9 is a view for explaining a configuration for adjusting the interval between the rollers of the pipe for moving pipes;
10 is a front view, a plan view, a side view of the brush device,
11 is a front view, a plan view, a side view of the paint spray device;
12 is an AA reference diagram of FIG. 11 for showing an arrangement state of a spray nozzle;
13 is a conceptual diagram for showing the structure of the paint supply unit;
14 is a plan view (top) and a front view (bottom) of the pipe coating booth,
15 is a front view for showing the operation of the sealing door of the pipe coating booth,
The front view for showing the mounting state of the sealing plate attached to the pipe coating booth.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention in the drawings, portions not related to the description are omitted, and like reference numerals are given to similar portions throughout the specification.

Throughout the specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding other components unless specifically stated otherwise.

Figure 1 is a plan view of one embodiment according to the present invention, Figure 2 is a plan view of the pipe movement bogie of Figure 1, Figures 3 to 5 is a side view, plan view, front view of the driving bogie, Figures 6 to 8 are idle It is a side view, a top view, and a front view of a trolley | bogie, FIG. 9 is a figure for demonstrating the structure for adjusting the space | interval between the rollers of a pipe for trolley | bogie for pipe movements, FIG. 10 is a front view, a top view, and a side view of a brush apparatus, FIG. 12 is a front view, a plan view, and a side view of the apparatus, FIG. 12 is an AA reference diagram of FIG. 11, FIG. 13 is a conceptual diagram for showing the structure of the paint supply unit, and FIG. 14 is a plan view (top) and a front view (bottom) of a pipe coating booth. FIG. 15 is a front view for showing the operation of the sealing door of the pipe coating booth, and FIG. 16 is a front view for showing a mounting state of the sealing plate mounted on the pipe coating booth.

This coating system consists largely of the rail 100, the pipe movement trolley 200, the brush apparatus 300, the pipe coating booth 400, the coating spray apparatus 500, etc.

A pair of rails 100 are provided parallel to each other along the bottom surface.

The rail 100 may provide a path through which the pipe moving cart 200 may move in a straight line.

The pipe movement trolley 200 is provided on the rail 100, and the pipe movement trolley 200 may move along the rail 100.

In addition, the pipe movement trolley 200 serves to load a long length of pipe and to move it.

Pipes to be loaded on the pipe moving trolley 200 should be loaded while being disposed in parallel with the rail 100.

Although the shape of the pipe moving cart 200 may be presented in various forms, in the present embodiment, the length of the pipe may shorten to about 6 m and the length of about 16 m in consideration of the driving cart 210. It was to be made of an idle (230).

That is, the length of each of the driving cart 210 and the idle cart 230 is only about 1.5 m to 2 m, and the connection bar 220 is provided therebetween, that is, one end of the connection bar 220 is driven. It is connected to the truck for 210, the other end of the connecting bar 220 is connected to the idle cart 230, the idle cart 230 is moved by the drive cart 210.

The driving cart 210 is provided with a moving motor 211 for rotating the wheels in contact with the rail 100.

In this configuration, although the pipe has a very long length, the driving bogie 210 and the idle bogie 230 having a relatively short length can support the pipe 10 on both sides of the lower portion in the longitudinal direction of the pipe. The driving cart 210 and the idle cart 230 are moved together by the connection bar 220.

Each of the driving trolley 210 and the idle trolley 230 is provided with a pipe rotating means for not only supporting the pipe 10 but also rotating the pipe 10 using the center of the pipe 10 as a rotation axis.

An example of such a pipe rotating means will be described with reference to FIGS. 3 to 5 based on the driving cart 210.

A plurality of rollers 212 are provided at an upper portion of the driving cart 210, and the plurality of rollers 212 are arranged to support both sides of the bottom surface of the pipe 10 while having a roller rotation axis parallel to the rail 100. do.

In addition, a roller rotating means for rotating the roller 212 is provided at an upper portion of the driving cart 210, and the roller rotating means includes at least a roller rotating motor 213.

Therefore, when the roller 212 rotates in one direction by the driving of the roller rotation motor 213, the pipe 10 loaded on the upper portion rotates slowly in one direction.

It is also preferred that the spacing between the rollers 212 can be adjusted. This is because the system is capable of handling pipes of various diameters. To this end, if the diameter of the pipe 10 is small, the gap between the rollers 212 is narrowed, and if the diameter of the pipe 10 is large, the distance between the rollers 212 is widened to support the pipe 10 having various diameters. Can be rotated.

In this embodiment, the threaded rod 214 (TM SCREW in this embodiment) formed with threads in opposite directions on both sides in the longitudinal direction is disposed in the direction perpendicular to the rail 100 on the upper portion of the drive cart 210. After providing the handle 215 for rotating the screw rod 214 at one end of the sand bar 214, a roller support 212a rotatably supporting each roller 212 is parallel to the screw rod 214. After being guided to move, the roller by screwing one of the roller supports 212a to the thread in the right-hand direction of the threaded rod 214 and the other to the thread in the left-hand direction of the threaded rod 214 By adjusting the distance between the support (212a) it was possible to adjust the distance between the roller (212) (see Fig. 9).

Corresponding to the roller 212, the roller support 212a, the roller rotation motor 213, the screw rod 214, the handle 215 and the like as described above, the roller 232, the roller support ( 232a, the roller rotation motor 233, the screw rod 234, the handle 235 and the like are provided as shown in Figs.

As such, the pipe 10 may be loaded in parallel with the rail by the driving bogie 210 and the idle bogie 230, and the pipe 10 may be moved along the rail, and the pipe 10 may be Can be rotated.

The brush device 300 is provided in the middle of the rail 100 as shown in FIG. 10.

The brush device 300 is provided to clean the outer circumferential surface of the pipe 10 with a brush immediately before spray painting on the outer circumferential surface of the pipe 10.

The brush device 300 includes a brush frame 310, a brush raising motor 320, a brush screw rod 330, a brush support 340, a brush rotating shaft 350, a brush 360, and a brush rotating motor 370. )

Brush frame 310 is erected on one side of the rail (100).

A brush raising and lowering motor 320 is provided on the brush frame 310, and the brush screw rod 330 rotated by the brush raising and lowering motor 320 is disposed perpendicular to the brush frame 310 and is rotatable. To be prepared.

The brush supporter 340 is guided to be moved up and down by the brush frame 310, while being coupled to the brush screw rod 330, the brush supporter 340 is movable up and down in accordance with the rotation of the brush screw rod 330.

It is well-known that the moving member (for example, the brush supporter 340) is moved along the longitudinal direction of the rotating member by the rotating member (for example, the brush screw rod 330).

As such, the height of the brush support 340 may be adjusted by driving the brush height motor 320.

The brush support shaft 340 is provided to be rotatable brush rotation shaft (350).

The brush rotating shaft 350 is disposed in parallel with the rail 100, and the brush rotating shaft 350 is provided with a plurality of brushes 360 radially.

In addition, the brush support means 340 is provided with a brush rotation means comprising a brush rotation motor 370 to rotate the brush rotation axis 350, accordingly to rotate the brush 360 to clean the outer peripheral surface of the pipe 10 do.

Reference numeral 380 is a counter weight 380 connected to the brush support 340 to reduce the load of the brush support 340.

In FIG. 10, the length of the brush rotating shaft 350 is about 60 cm.

If the brush rotating shaft 350 having a length of 60 cm rotates in place, and the pipe 10 rotated while moving forward by the pipe moving trolley 200 moves within 60 cm when rotated one by one, all the outer circumferential surfaces of the pipe 10 Can be cleaned.

Of course, the 60cm is only one example for explaining the present system.

In addition, when the diameter of the pipe 10 is changed, the height of the brush rotating shaft 350 may be adjusted. As described above, the height of the brush support 340 is changed by the driving of the brush height motor 320 to adjust the height of the brush rotation shaft 350.

As the pipe moving cart 200 continues to move forward, it passes through the pipe coating booth 400.

Pipe coating booth 400 is provided in the middle portion of the rail 100 is provided at the rear end of the brush device (300).

The pipe coating booth 400 is a place for spraying paint on the outer circumferential surface of the pipe 10 by the paint spray device 500.

Therefore, the pipe coating booth 400 is preferably sealed as possible.

In addition, the wall through which the rail 100 passes in the pipe coating booth 400 may be opened for the passage of the pipe 200 and the pipe 100.

In order to solve this problem, as shown in FIGS. 14 to 16, the wall through which the rail 100 of the pipe coating booth 400 passes (which is a wall through which pipes enter and a wall through which pipes exit) is formed with an opening 410. The shape of the opening 410 is open in correspondence with the shape of the pipe 200 for pipe movement and the pipe 10.

However, since the driving cart 210 and the idle cart 230 are connected to each other by the connecting bar 220, a portion corresponding to the height of the driving cart 210 may be closed by the door 420. It can be sealed by.

That is, the normally closed door 420 is provided on both sides of the lower portion of the opening 410, and usually closes the lower portion of the opening 410, open when the drive cart 210 and the idle cart 230 passes. If the connection bar 220 passes, it is closed.

Therefore, even during the painting operation, the pipe painting booth 400 is maintained in a substantially closed state.

In addition, the size of the opening 410 through which the pipe 10 passes is preferably adjusted according to the diameter of the pipe 10.

To this end, the sealing plate 430 is preferably attached to the upper portion of the opening 410 by a size corresponding to the diameter of the pipe 10.

In FIG. 14, the top view is a plan view, and the bottom view is a front view of the plan view.

However, the rear view of the top view of FIG. 14 also has a form symmetrical to the front view.

FIG. 15 is a view for explaining an operating state of the sealing door 420 opened and closed by the door cylinder 421 in the front view of FIG. 14.

FIG. 16 illustrates another form of the sealing plate 430 attached to the pipe coating booth 400 to cover the opening 410 to seal the upper portion of the opening 410 in the front view of FIG. 14.

As shown in FIG. 16, another type of sealing plate 430 may be attached according to a case in which the diameter of the pipe to be painted is small or large.

On the other hand, a plurality of spray nozzles 550 are provided in the pipe coating booth 400.

The spray nozzle 550 is provided for spray painting on the outer circumferential surface of the pipe 10.

The paint spray apparatus 500 includes a spray frame 510, a spray height motor 520, a spray screw rod 530, a spray support 540, and a spray nozzle 550 as shown in FIGS. 11 to 13. It consists of a paint supply part.

The spray frame 510 is provided on one side of the rail 100. In practice, the spray frame 9510 is fixed to one wall of the pipe paint booth 400.

A spray raising and lowering motor 520 is provided on the spray frame 510, and a spray screw rod 530 rotated by the spray raising and lowering motor 520 is disposed perpendicularly to the spray frame 510 to be rotatable. Prepared.

The spray support 540 is guided to be moved up and down by the spray frame 510, while being screwed to the spray screw rod 530, the spray support 540 is movable up and down in accordance with the rotation of the spray screw rod 530.

That is, the height of the spray support 540 may be adjusted by the driving of the spray height motor 520.

The spray support 540 is provided with a plurality of spray nozzles 550, and the plurality of spray nozzles 550 are spaced apart from each other in a direction parallel to the rail 100.

The spacing between the plurality of spray nozzles 550 is approximately 25 cm, so that the length of the three spray nozzles 550 is 50 cm, and at least 60 cm of the pipe 10 when paint is sprayed from these spray nozzles 550. The length can be spray painted.

Therefore, if the pipe 10, which is rotated while moving forward by the pipe moving cart 200, moves forward within 60 cm when rotated one, all outer peripheral surfaces of the pipe 10 may be spray-painted.

Of course, the 60cm is only one example for explaining the present system.

In addition, when the diameter of the pipe 10 is changed, the height of the spray nozzle 550 may be adjusted. As described above, the height of the spray support 540 is changed by the driving of the spray height motor 520 to adjust the height of the spray nozzle 550.

13 is an example of the paint supply unit 560.

561 is a rust preventive oil tank, 562 is a paint tank, 563 is a pump, and 564 is a manifold.

An active carbon tower 600 may be connected to the pipe coating booth 400 to purify the polluted air. As described above, a means for purifying the polluted air and then discharging it to the outside may be provided with various means, and this embodiment is only one example.

The operation of the present system as described above will be described.

After the pipe 10 is loaded on the pipe moving trolley 200, the pipe moving trolley 200 passes through the brush device 300 and the paint spraying device 500.

At this time, the pipe 10 is not only advanced by the pipe movement trolley 200, of course, by the rollers 212, 232 or the like is gradually rotated by using the center of the pipe as the rotation axis.

In this state, the brush 360 and the plurality of spray nozzles 550 disposed in parallel with the rail 100, that is, in parallel with the longitudinal direction of the pipe 10, perform cleaning of the outer circumferential surface and spray coating on the outer circumferential surface, respectively. .

At this time, since the pipe 10 rotates forward slowly, if the length of the brush 360 to the effective paint length of the plurality of spray nozzles 550 is longer than the advance distance per one rotation of the pipe 10, the outer circumferential surface of the pipe 10 All can be cleaned and sprayed.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. It is therefore to be understood that the embodiments described above are intended to be illustrative, but not limiting, in all respects. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

10 pipe 100 pipe
200: bogie for pipe movement 210: bogie for driving
211: moving motor 212: roller
213: roller rotation motor 214: screw rod
215: handle 220: connection bar
230: children's cart 232: roller
233: roller rotation motor 234: screw rod
235 handle
300: brush device 310: brush frame
320: brush height motor 330: brush screw rod
340: brush support 350: brush rotation axis
360: brush 370: brush rotation motor
400: pipe painting booth 410: opening
420: sealing door 421: cylinder for the door
430: sealing plate
500: paint spray device 510: spray frame
520: motor for spray height 530: spray screw rod
540 spray support 550 spray nozzle
600: Activated Carbon Tower

Claims (5)

A pair of rails provided in parallel along the bottom surface;
A bogie for pipe movement provided to be movable along the rail;
A pipe rotating means provided on an upper portion of the pipe moving trolley to support the pipe disposed in parallel with the rail, and rotating the pipe with the center of the pipe as a rotation axis;
A brush device provided in an intermediate portion of the rail, the brush rotating shaft disposed in parallel with the rail, a brush provided radially on the brush rotating shaft, and a brush rotating means for rotating the brush rotating shaft;
A pipe coating booth provided at an intermediate portion of the rail and provided at a rear end of the brush device;
A paint spray device disposed in the pipe paint booth, the paint spray device including a plurality of spray nozzles spaced apart from each other in a direction parallel to the rail, and a paint supply unit for supplying paint to the spray nozzles;
And,
The height of the brush axis of rotation can be adjusted, the height of the plurality of spray nozzles can be adjusted pipe coating system, characterized in that.
The method of claim 1,
The pipe rotating means includes a plurality of rollers having roller rotation axes parallel to the rails and arranged to support both sides of the bottom surface of the pipe, and roller rotating means for rotating the rollers. .
The method of claim 2,
And the distance between the rollers in a direction orthogonal to the rail is adjustable.
delete The method of claim 1,
The pipe moving trolley is a driving trolley in which wheels in contact with the rail are rotated by a moving motor, a connecting bar having one end connected to the driving trolley and disposed in parallel with the rail, and connected to the other end of the connecting bar. Pipe coating system, characterized in that consisting of the idle bogie moved by the drive bogie.

Images