Multi-angle paint spraying device for steel structure

Abstract

The multi-angle paint spraying device for the steel structure comprises a paint spraying box, a conveying mechanism, a moving mechanism and a paint spraying mechanism, the conveying mechanism is arranged at the bottom end of the interior of the paint spraying box, and the moving mechanism and the paint spraying mechanism are arranged at the top end of the interior of the paint spraying box; the conveying mechanism is used for driving the steel structure to longitudinally move back and forth in the paint spraying box; the moving mechanism is in sliding connection with the paint spraying mechanism, and the moving mechanism is used for driving the paint spraying mechanism to transversely move back and forth in the paint spraying box; the paint spraying mechanism comprises a multi-angle paint spraying gun movably connected to the moving mechanism, and the multi-angle paint spraying gun sprays paint on the steel structure on the conveying mechanism. Compared with the prior art, by arranging the paint spraying gun with the angle capable of being flexibly adjusted, automatic and uniform paint spraying operation is achieved, the paint spraying requirements of steel structures of different shapes and sizes can be met, and the spraying efficiency and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the production equipment field of steel structure, especially a multi-angle paint spraying device for steel structure. BACKGROUND

[0002] In the production process of steel structure, the surface of steel structure must be shot blasting and polishing, and then a layer of rust-proof paint layer is coated, and the protection of the paint layer can ensure the long-term use of the steel structure. The existing paint spraying methods generally have two kinds, which are manual paint spraying and mechanical paint spraying. The manual paint spraying method is that the operator directly sprays paint on the product surface through the spray head, the work efficiency is not high, and the paint contains volatile organic compounds, which may cause damage to the health of the operator after long-term contact. The mechanical paint spraying generally sprays paint on the steel structure through the paint spraying equipment by conveying belt, but in the paint spraying process, the method of excessive paint spraying is generally adopted to cover the product, which leads to the waste of paint.

[0003] The existing paint spraying equipment is not flexible in angle adjustment, and it is difficult to adapt to steel structures of different shapes and sizes. The operator needs to frequently move the equipment or his own position, which is time-consuming and laborious, and seriously affects the production progress. Therefore, it is urgent to design a multi-angle paint spraying device for steel structure. SUMMARY

[0004] The utility model discloses a multi-angle paint spraying device for steel structure, which overcomes the defects of the prior art and can uniformly spray different shapes and sizes of steel structure by using an automatic paint spraying device that can flexibly adjust the angle, thereby reducing manual operation and improving production efficiency.

[0005] The purpose of the utility model can be achieved by the following technical solutions:

[0006] The utility model provides a multi-angle paint spraying device for steel structure, which comprises a paint spraying box, a conveying mechanism, a moving mechanism and a paint spraying mechanism.

[0007] The length of the conveying mechanism is longer than the length of the paint spraying box, and the conveying mechanism is used to drive the steel structure to move longitudinally in the paint spraying box.

[0008] The moving mechanism and the paint spraying mechanism are slidingly connected, and the moving mechanism is used to drive the paint spraying mechanism to move transversely in the paint spraying box.

[0009] The paint spraying mechanism comprises a multi-angle paint spraying gun movably connected to the moving mechanism, and the multi-angle paint spraying gun sprays paint on the steel structure on the conveying mechanism.

[0010] Further, the paint spraying device further comprises a paint conveying mechanism, which comprises a paint collecting box, a booster pump, a paint pipe, a paint storage box and an air compressor, the paint collecting box is located below the conveying mechanism, the side end of the paint collecting box is connected with the paint storage box above the paint spraying box through the paint pipe, the paint storage box and the air compressor are connected with the multi-angle paint spraying gun respectively, thereby realizing recycling of the paint and reducing the cost.

[0011] Preferably, the paint storage box and the air compressor are connected with the multi-angle paint spraying gun through rubber pipes, when the compressed air generated by the air compressor passes through the multi-angle paint spraying gun, the compressed air will impact the paint at high speed to realize atomization of the paint, so that the paint can be uniformly sprayed on the surface of the steel structure, and the uniformity and adhesion of the coating are improved.

[0012] Further, the conveying mechanism comprises a roller conveyor belt, a first motor and supporting legs for supporting the roller conveyor belt, the output shaft of the first motor is in transmission connection with the roller conveyor belt, and the roller conveyor belt is used for conveying the steel structure.

[0013] Further, the moving mechanism comprises a rack, sliding rails, a clamping block, a sliding block and a second motor, the sliding rails are horizontally arranged on the top of the rack, one end of the sliding rails is provided with the second motor, the inner wall of the sliding rails is clamped with the clamping block, the clamping block is fixedly connected with the sliding block, the output end of the second motor is connected with a screw rod, the screw rod is in engagement with a nut fixed on the clamping block, and the rotary motion of the screw rod is converted into the linear motion of the clamping block through the nut, so that the sliding block moves horizontally on the sliding rails.

[0014] Further, the paint spraying mechanism further comprises supporting rods, a connecting seat and a rotating rod, the connecting seat is fixedly connected with the sliding block of the moving mechanism through the supporting rods, the connecting seat is provided with a rotating hole in the inside, the rotating rod is rotatably arranged in the inner cavity of the connecting seat, both ends of the rotating rod penetrate through the rotating hole and extend to the outside of the rotating hole, and the rotating rod is provided with the multi-angle paint spraying gun at both ends.

[0015] Preferably, the paint spraying mechanism comprises two multi-angle paint spraying guns, which can simultaneously spray paint on the steel structure, thereby improving the paint coverage rate and the paint spraying efficiency of the surface of the steel structure.

[0016] Further, the paint spraying mechanism further comprises a steering engine, a driving wheel and a driven wheel, the steering engine is fixedly arranged above the connecting seat, one end of the output shaft of the steering engine is fixedly connected with the driving wheel through a shaft coupling, the surface of the rotating rod is fixedly connected with the driven wheel in engagement with the driving wheel, when the steering engine drives the driving wheel to rotate, the driven wheel rotates, thereby realizing rotation of the rotating rod and the multi-angle paint spraying gun, and realizing multi-angle paint spraying.

[0017] Further, the paint spraying mechanism further comprises two limiting plates, the two limiting plates are arranged on the two sides of the connecting seat and are fixedly connected with the rotating rod, and the limiting plates are used for preventing the rotating rod from moving along the axial direction and ensuring the stability of the paint spraying mechanism.

[0018] Preferably, the first motor of the conveying mechanism, the second motor of the moving mechanism, the steering wheel of the paint spraying mechanism, the booster pump of the paint feeding mechanism and the air compressor are in communication connection with an external computer terminal, so that the automatic control of the paint spraying device is realized, and the production efficiency and product quality are improved.

[0019] Compared with the prior art, the paint spraying device has the following beneficial effects:

[0020] (1) The paint spraying device for steel structure can uniformly spray paint on the surface of the steel structure, and can adapt to the paint spraying requirements of steel structures with different shapes and sizes, greatly improving the spraying efficiency and quality.

[0021] (2) The paint spraying device for steel structure can collect excess paint dripping during the paint spraying process through the paint collection box, avoiding the problem of environmental pollution caused by dripping to the outside, and the collected paint can be recycled to avoid waste. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 is a front view of the multi-angle paint spraying device for steel structure in the embodiment 1 of the utility model;

[0023] Fig. 2 is a side view of the multi-angle paint spraying device for steel structure in the embodiment 1 of the utility model.

[0024] The names corresponding to the reference signs in the drawings are:

[0025] 1-paint spraying box, 2-paint collection box, 3-booster pump, 4-paint pipe, 5-paint storage box, 6-air compressor, 7-rubber pipe, 8-roller conveyor, 9-supporting leg, 10-rack, 11-sliding rail, 12-clamping block, 13-sliding block, 14-second motor, 15-supporting rod, 16-connecting seat, 17-rotating rod, 18-multi-angle paint spraying gun, 19-steering wheel, 20-driving wheel, 21-driven wheel, 22-limiting plate. DETAILED DESCRIPTION

[0026] The utility model will be described in detail below in combination with the drawings and specific embodiments. The following embodiments are implemented on the premise of the above technical scheme of the utility model, and detailed implementation modes and specific operation processes are given, but the protection scope of the utility model is not limited to the following embodiments.

[0027] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0028] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0029] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "a plurality of" or "several" means two or more, unless otherwise explicitly specified.

[0030] Unless otherwise specified, the functional components or structures in the following embodiments or examples are conventional components or structures used in the art to achieve the corresponding functions.

[0031] Example 1

[0032] like Figs. 1-2 As shown, a multi-angle painting device for steel structures includes a paint spraying box 1, a conveying mechanism, a moving mechanism, and a painting mechanism. The conveying mechanism is located at the bottom of the inside of the paint spraying box 1, and the moving mechanism and the painting mechanism are located at the top of the inside of the paint spraying box 1.

[0033] The length of the conveying mechanism is longer than the length of the paint spray box 1, and the conveying mechanism is used to drive the steel structure to move back and forth longitudinally inside the paint spray box 1.

[0034] The moving mechanism and the painting mechanism are slidably connected, and the moving mechanism is used to drive the painting mechanism to move back and forth laterally within the paint spraying box 1.

[0035] The painting mechanism includes a multi-angle paint gun 18 movably connected to the moving mechanism, which paints the steel structure on the conveying mechanism.

[0036] Specifically, the movement trajectories of the conveying mechanism and the moving mechanism are perpendicular to each other, and the conveying mechanism and the moving mechanism work cooperatively to realize the overall coverage of the surface of the steel structure by the paint.

[0037] In the embodiment, the paint spraying device further comprises a paint feeding mechanism, which comprises a paint collecting tank 2, a booster pump 3, a paint pipe 4, a paint storage tank 5, and an air compressor 6. The paint collecting tank 2 is located below the conveying mechanism, the side end of the paint collecting tank 2 is connected to the paint storage tank 5 above the paint spraying tank 1 through the paint pipe 4, and the paint storage tank 5 and the air compressor 6 are respectively connected to the multi-angle paint spraying gun 18 through the rubber pipe 7.

[0038] Specifically, the paint storage tank 5 and the air compressor 6 are connected to the multi-angle paint spraying gun 18 through the rubber pipe 7, so that the compressed air generated by the air compressor 6 directly acts on the multi-angle paint spraying gun 18. When the compressed air passes through the multi-angle paint spraying gun 18, it will impact the paint at high speed. When the airflow of the compressed air passes through the nozzle of the multi-angle paint spraying gun 18, a local vacuum is formed around the nozzle. The paint is sucked into the vacuum space by the compressed air, and then atomized into fine mist droplets. The paint particles are more delicate, and under the action of the compressed air, the atomized paint is sprayed at a certain speed on the surface of the steel structure, improving the uniformity and adhesion of the coating.

[0039] Specifically, the booster pump 3 is located on the paint pipe 4 between the paint collecting tank 2 and the paint storage tank 5, so as to ensure that the paint can flow stably and be supplied to the multi-angle paint spraying gun 18.

[0040] In the embodiment, the conveying mechanism comprises a roller conveyor 8, a first motor, and a support leg 9 for supporting the roller conveyor 8. The output shaft of the first motor is in transmission connection with the roller conveyor 8, and the roller conveyor 8 is used for conveying the steel structure.

[0041] In the embodiment, the moving mechanism comprises a rack 10, a slide rail 11, a clamping block 12, a sliding block 13, and a second motor 14. The slide rail 11 is horizontally arranged on the top of the rack 10, one end of the slide rail 11 is provided with the second motor 14, the inner wall of the slide rail 11 is clamped with the clamping block 12, the clamping block 12 is fixedly connected with the sliding block 13, the output end of the second motor 14 is connected with a screw rod, the screw rod is in engagement with a nut fixed on the clamping block 12, and the rotational movement of the screw rod is converted into the linear movement of the clamping block 12 through the nut, so as to realize the horizontal movement of the sliding block 13 on the slide rail 11.

[0042] In the embodiment, the paint spraying mechanism further comprises a support rod 15, a connecting seat 16, a rotating rod 17, the connecting seat 16 is fixedly connected with the sliding block 13 of the moving mechanism through the support rod 15, a rotating hole is formed in the connecting seat 16, the rotating rod 17 is rotatably installed in the inner cavity of the connecting seat 16, both ends of the rotating rod 17 penetrate through the rotating hole and extend to the outside of the rotating hole, and one multi-angle paint spraying gun 18 is installed at each end of the rotating rod 17.

[0043] The paint spraying mechanism further comprises a steering engine 19, a driving wheel 20 and a driven wheel 21, the steering engine 19 is fixedly installed above the connecting seat 16, one end of the output shaft of the steering engine 19 is fixedly connected with the driving wheel 20 through a shaft coupling, and the surface of the rotating rod 17 is fixedly connected with the driven wheel 21 engaged with the driving wheel 20, when the steering engine 19 drives the driving wheel 20 to rotate, the driven wheel 21 rotates, so that the rotating rod 17 and the multi-angle paint spraying gun 18 rotate.

[0044] The paint spraying mechanism further comprises two limiting plates 22, the two limiting plates 22 are arranged on the two sides of the connecting seat 16 and are fixedly connected with the rotating rod 17, and the limiting plates 22 are used for preventing the rotating rod 17 from moving along the axial direction and ensuring the stability and accuracy of the multi-angle paint spraying gun 18 during rotation.

[0045] In the embodiment, the first motor of the conveying mechanism, the second motor 14 of the moving mechanism, the steering engine 19 of the paint spraying mechanism, the booster pump 3 of the paint feeding mechanism and the air compressor 6 are in communication connection with an external computer terminal, so that automatic control is realized, and production efficiency and spraying quality are improved.

[0046] The working principle of the utility model is as follows: for the multi-angle paint spraying device for the steel structure, first, paint is prepared and poured into the paint storage box 5, then the steel structure to be sprayed is placed on the roller shaft conveying belt 8, then the first motor drives the roller shaft conveying belt 8 to rotate to drive the steel structure to move linearly in the longitudinal direction in the paint spraying box 1 until the steel structure is located in the spraying range of the multi-angle paint spraying gun, then the booster pump 3 and the air compressor 6 are started, paint flows into the multi-angle paint spraying gun 18 along the rubber pipe 7, the air compressor 6 atomizes the paint particles into fine mist droplets which are sprayed out of the nozzle of the multi-angle paint spraying gun 18, at the same time, the second motor 14 drives the sliding block 13 to move to drive the multi-angle paint spraying gun 18 to move linearly in the transverse direction in the paint spraying box 1, the steering engine 19 drives the rotating rod 17 to rotate to make the multi-angle paint spraying gun 18 turn to different angles, so that different surfaces of the steel structure are uniformly sprayed without dead angle, and finally, after the spraying is completed, the first motor drives the roller shaft conveying belt 8 to continue to rotate to drive the steel structure to move out of the paint spraying box 1 for subsequent line spraying of the steel structure.

[0047] It should be noted that the model of the steering engine 19 in the utility model is SG90.

[0048] The multi-angle paint spraying device for steel structure is provided, manual feeding and discharging are needed, automatic, efficient and uniform paint spraying operation is realized, and production efficiency and paint spraying quality are improved.

[0049] The above description of the embodiments is for facilitating the general technical personnel in the art to understand and use the utility model. The technical personnel familiar with the art can obviously easily make various modifications to the embodiments, and apply the general principles described herein to other embodiments without creative labor. Therefore, the utility model is not limited to the above embodiments, and the improvements and modifications made by the technical personnel in the art without departing from the scope of the utility model should be within the protection scope of the utility model.

Claims

1. A multi-angle painting device for steel structures, characterized in that, It includes a paint spraying box (1), a conveying mechanism, a moving mechanism and a painting mechanism. The conveying mechanism is located at the bottom of the inside of the paint spraying box (1), and the moving mechanism and the painting mechanism are located at the top of the inside of the paint spraying box (1). The length of the conveying mechanism is longer than the length of the paint spray box (1), and the conveying mechanism is used to drive the steel structure to move back and forth longitudinally inside the paint spray box (1); The moving mechanism and the painting mechanism are slidably connected. The moving mechanism is used to drive the painting mechanism to move back and forth laterally inside the paint box (1). The painting mechanism includes a multi-angle paint gun (18) movably connected to the moving mechanism, which paints the steel structure on the conveying mechanism.

2. The multi-angle painting device for steel structures according to claim 1, characterized in that, The painting device also includes a paint delivery mechanism, which includes a paint collection box (2), a booster pump (3), a paint pipe (4), a paint storage box (5), and an air compressor (6). The paint collection box (2) is located below the delivery mechanism. The side end of the paint collection box (2) is connected to the paint storage box (5) above the paint spray box (1) through the paint pipe (4). The paint storage box (5) and the air compressor (6) are respectively connected to the multi-angle spray gun (18).

3. The multi-angle painting device for steel structures according to claim 2, characterized in that, The paint storage tank (5) and the air compressor (6) are both connected to the multi-angle spray gun (18) via rubber hoses (7).

4. The multi-angle painting device for steel structures according to claim 1, characterized in that, The conveying mechanism includes a roller conveyor belt (8), a first motor, and support legs (9) for supporting the roller conveyor belt (8). The output shaft of the first motor is connected to the roller conveyor belt (8) for transmission. The roller conveyor belt (8) is used to convey steel structures.

5. A multi-angle painting device for steel structures according to claim 1, characterized in that, The moving mechanism includes a frame (10), a slide rail (11), a locking block (12), a slider (13), and a second motor (14). The slide rail (11) is horizontally arranged on the top of the frame (10). A second motor (14) is provided at one end of the slide rail (11). The locking block (12) is locked onto the inner wall of the slide rail (11). A slider (13) is fixedly connected to the locking block (12). A screw is connected to the output end of the second motor (14). The screw meshes with a nut fixed on the locking block (12). The rotational motion of the screw is converted into the linear motion of the locking block (12) through the nut, thereby realizing the horizontal movement of the slider (13) on the slide rail (11).

6. The multi-angle painting device for steel structures according to claim 1, characterized in that, The painting mechanism also includes a support rod (15), a connecting seat (16), and a rotating rod (17). The connecting seat (16) is fixedly connected to the slider (13) of the moving mechanism through the support rod (15). The connecting seat (16) has a rotating hole inside. The rotating rod (17) is rotatably installed in the inner cavity of the connecting seat (16). Both ends of the rotating rod (17) pass through the rotating hole and extend to the outside of the rotating hole. Both ends of the rotating rod (17) are equipped with multi-angle paint guns (18).

7. A multi-angle painting device for steel structures according to claim 6, characterized in that, The painting mechanism also includes a servo motor (19), a drive wheel (20), and a driven wheel (21). The servo motor (19) is fixedly installed above the connecting seat (16). One end of the output shaft of the servo motor (19) is fixedly connected to the drive wheel (20) through a coupling. The surface of the rotating rod (17) is fixedly connected to the driven wheel (21) that meshes with the drive wheel (20). When the servo motor (19) drives the drive wheel (20) to rotate, the driven wheel (21) rotates accordingly, thereby realizing the rotation of the rotating rod (17) and the multi-angle paint gun (18).

8. A multi-angle painting device for steel structures according to claim 6, characterized in that, The painting mechanism also includes two limiting plates (22), which are respectively disposed on both sides of the connecting seat (16) and fixedly connected to the rotating rod (17). The limiting plates (22) are used to prevent the rotating rod (17) from moving along the axial direction.

9. A multi-angle painting device for steel structures according to claim 1, characterized in that, There are two multi-angle spray guns (18).

10. A multi-angle painting device for steel structures according to claim 2, characterized in that, The conveying mechanism, moving mechanism, painting mechanism, and paint delivery mechanism are all connected to an external computer terminal.

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