Automatic cavity spraying mechanism

Abstract

The utility model relates to the technical field of spraying, in particular to an automatic cavity spraying mechanism which can adjust the distance between a spray head and the inner side wall of a pipeline to be suitable for spraying, is suitable for pipelines of different specifications, and is convenient to use, low in limitation and high in practicability. Comprising a bottom plate, a nozzle, a hose and a spraying pump, and the output end of the spraying pump is connected with the nozzle through the hose; the spraying device further comprises a left-right moving mechanism, a rotating mechanism, a clamping mechanism and a lifting mechanism, the spraying head is installed on the bottom plate through the lifting mechanism, the lifting mechanism is used for adjusting the height of the spraying head, the rotating mechanism is installed on the left-right moving mechanism, the left-right moving mechanism is used for moving the rotating mechanism left and right, and the clamping mechanism is installed on the rotating mechanism. The clamping mechanism has a clamping function, and the rotating mechanism has a rotating function.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying, in particular to an automatic cavity spraying mechanism. Background Art

[0002] A spraying mechanism is a device for spraying paint on an object, such as some sewage pipes, chemical pipes or oil pipes. Sometimes the medium transported in these pipes contains some corrosive substances. In order to improve the reliability of these pipes during use, it is necessary to spray a layer of anti-corrosion paint on the inner wall of these pipe cavities. Prior art This utility model patent with patent application number 201921424112.4 discloses a large pipe inner wall spraying device, which mainly includes a spraying pipe and a supporting mechanism. When spraying paint on the inner wall of the pipe, the pipe is first placed on the supporting mechanism, and then the moving mechanism drives the spraying pipe to penetrate into the pipe, and then the paint is sprayed onto the inner wall of the pipe through the spraying pipe; the inventor believes that there are the following problems in its use. Since the position of the spraying pipe in the above-mentioned prior art is not adjustable in the up and down direction, when spraying the inner wall of some pipes with larger diameters, the distance between the spraying pipe and the inner wall of the upper part of the pipe will be too large, which will lead to poor spraying effect, so a spraying mechanism that can adjust the position of the nozzle as needed is needed. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a cavity automatic spraying mechanism which can adjust the distance between the nozzle and the inner wall of the pipe to a distance suitable for spraying, is suitable for pipes of different specifications, is easy to use, has few limitations and is highly practical.

[0004] The utility model discloses an automatic cavity spraying mechanism, comprising a base plate, a nozzle, a hose and a spraying pump, wherein the output end of the spraying pump is connected to the nozzle through a hose; the utility model also comprises a left-right moving mechanism, a rotating mechanism, a clamping mechanism and a lifting mechanism, wherein the nozzle is mounted on the base plate through the lifting mechanism, the lifting mechanism is used to adjust the height of the nozzle, the rotating mechanism is mounted on the left-right moving mechanism, the left-right moving mechanism is used to move the rotating mechanism left-right, the clamping mechanism is mounted on the rotating mechanism, the clamping mechanism has a clamping function, and the rotating mechanism has a rotating function; when spraying the inner side wall of the pipeline, the pipeline is first clamped and fixed by the clamping mechanism so that the pipeline is located below the nozzle, and then the nozzle is lowered by the lifting mechanism until the nozzle is lowered into the cavity of the pipeline, and And make the nozzle aim at the inner wall of the pipe, then make the rotating mechanism drive the clamping mechanism to move in the horizontal direction by moving left and right, the clamping mechanism drives the pipe to move until the distance between the inner wall of the pipe and the nozzle is suitable for spraying, then install the spray pump on the external paint storage tank, and then turn on the spray pump, so that the paint enters the nozzle through the spray pump and the hose, and then the paint is sprayed onto the inner wall of the pipe through the nozzle, and at the same time make the rotating mechanism drive the pipe to rotate, and the nozzle can evenly spray the paint onto the inner wall of the pipe during the rotation process; it can adjust the distance between the nozzle and the inner wall of the pipe to a distance suitable for spraying, is suitable for pipes of different specifications, is easy to use, has low limitations, and is highly practical.

[0005] Preferably, the left-right moving mechanism includes an electric slide rail and a sliding plate, the electric slide rail is fixedly mounted on the base plate, the sliding plate is mounted on the electric slide rail, the electric slide rail is used to move the sliding plate left-right, and the rotating mechanism is mounted on the sliding plate; when adjusting the distance between the inner wall of the pipe and the nozzle, the electric slide rail is turned on, and the sliding plate drives the rotating mechanism to move through the electric slide rail, and the rotating mechanism moves the pipe in the horizontal direction through the clamping mechanism until the distance between the inner wall of the pipe and the nozzle is a distance suitable for spraying; it can adjust the position of the pipe according to the specifications of the pipe so that the distance between the pipe and the nozzle is a distance suitable for spraying, and it is easy to use and highly practical.

[0006] Preferably, the rotating mechanism includes a support shaft, a bevel gear A, a bevel gear B, a driving shaft, a servo motor and a fixed plate, the support shaft is rotatably mounted on the sliding plate, the bevel gear A is fixedly mounted on the support shaft, the bevel gear A is meshed with the bevel gear B, the bevel gear B is fixedly mounted on the driving shaft, the driving shaft is rotatably mounted on the fixed plate, the input end of the driving shaft is connected to the servo motor, the servo motor and the fixed plate are both fixedly mounted on the sliding plate, and the clamping mechanism is mounted on the upper end of the support shaft; when the nozzle is used to spray the inner wall of the pipeline, the servo motor is turned on, the servo motor drives the bevel gear A to rotate through the driving shaft, the bevel gear A drives the pipeline to rotate through the supporting shaft, and the nozzle evenly sprays the paint on the inner wall of the pipeline during the rotation of the pipeline, which facilitates the spraying of the pipeline.

[0007] Preferably, the clamping mechanism includes a disc and a three-jaw chuck, the disc is fixedly mounted on the upper end of the support shaft, the three-jaw chuck is fixedly mounted on the upper end of the disc, and both the disc and the three-jaw chuck are coaxial with the support shaft; when spraying the pipeline, the pipeline is clamped and fixed by the three-jaw chuck, thereby improving the stability of the pipeline during the spraying process.

[0008] Preferably, the lifting mechanism includes a support frame, a cylinder and a push rod, the support frame is fixedly mounted on the base plate, the cylinder is fixedly mounted on the upper end of the support frame, the push rod is slidably mounted on the upper part of the support frame, the upper end of the push rod is connected to the output end of the cylinder, and the spray head is fixedly mounted on the push rod; when the inner wall of the pipeline is sprayed by the spray head, the cylinder is opened, and the cylinder adjusts the height of the spray head through the push rod, so that the spray head can spray the inner wall of the pipeline at different heights. It is easy to use and highly practical.

[0009] Preferably, it also includes a mounting plate and an electric heating lamp, and the electric heating lamp is fixedly mounted on the push rod through the mounting plate; through the above arrangement, after the inner wall of the pipe is sprayed, the electric heating lamp is turned on to heat the inner wall of the pipe, thereby promoting the drying of the paint on the inner wall of the pipe and improving convenience.

[0010] Preferably, a dust cover is provided on the cylinder; through the above arrangement, dust from the outside falling on the cylinder is reduced, and the cleanliness of the cylinder during use is improved.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the relative distance between the nozzle and the inner wall of the pipeline can be adjusted according to the specifications of the pipeline, so that the distance between the nozzle and the inner wall of the pipeline is adjusted to a distance suitable for spraying before spraying. It is suitable for pipelines of different specifications, easy to use, has few limitations and high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the structure of the support frame, cylinder and push rod;

[0015] Figure 4 It is a structural schematic diagram of the rotating mechanism and the sliding plate;

[0016] Figure 5 It is a main structural schematic diagram of the utility model.

[0017] Markings in the attached figure: 1. base plate; 2. nozzle; 3. hose; 4. spray pump; 5. electric slide rail; 6. sliding plate; 7. support shaft; 8. bevel gear A; 9. bevel gear B; 10. drive shaft; 11. servo motor; 12. fixed plate; 13. disc; 14. three-jaw chuck; 15. support frame; 16. cylinder; 17. push rod; 18. mounting plate; 19. electric heating lamp; 20. pipeline. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The utility model comprises a bottom plate 1, a nozzle 2, a hose 3, a spray pump 4, a left-right moving mechanism, a rotating mechanism, a clamping mechanism and a lifting mechanism. The output end of the spray pump 4 is connected to the nozzle 2 through the hose 3. The nozzle 2 is installed on the bottom plate 1 through the lifting mechanism. The lifting mechanism is used to adjust the height of the nozzle 2. The rotating mechanism is installed on the left-right moving mechanism. The left-right moving mechanism is used to move the rotating mechanism left and right. The clamping mechanism is installed on the rotating mechanism. The clamping mechanism has a clamping function, and the rotating mechanism has a rotating function. When spraying the inner wall of the pipe 20, the pipe 20 is first clamped and fixed by the clamping mechanism so that the pipe 20 is located below the nozzle 2. Then, the nozzle 2 is lowered by the lifting mechanism until the nozzle 2 is lowered into the cavity of the pipe 20, and the nozzle 2 is lowered. Aim at the inner wall of the pipe 20, then move left and right to make the rotating mechanism drive the clamping mechanism to move in the horizontal direction, and the clamping mechanism drives the pipe 20 to move until the distance between the inner wall of the pipe 20 and the nozzle 2 is a distance suitable for spraying, then install the spray pump 4 on the external paint storage tank, and then turn on the spray pump 4, so that the paint enters the nozzle 2 through the spray pump 4 and the hose 3, and then the paint is sprayed onto the inner wall of the pipe 20 through the nozzle 2, and at the same time, the rotating mechanism drives the pipe 20 to rotate, and the nozzle 2 evenly sprays the paint onto the inner wall of the pipe 20 during the rotation of the pipe 20; it can adjust the distance between the nozzle 2 and the inner wall of the pipe 20 to a distance suitable for spraying, is suitable for pipes 20 of different specifications, is easy to use, has low limitations, and is highly practical.

[0021] like Figure 1The left and right moving mechanism includes an electric slide rail 5 and a sliding plate 6. The electric slide rail 5 is fixedly installed on the base plate 1, and the sliding plate 6 is installed on the electric slide rail 5. The electric slide rail 5 is used to move the sliding plate 6 left and right, and the rotating mechanism is installed on the sliding plate 6; when adjusting the distance between the inner wall of the pipeline 20 and the nozzle 2, the electric slide rail 5 is turned on, and the sliding plate 6 drives the rotating mechanism to move through the electric slide rail 5. The rotating mechanism moves the pipeline 20 in the horizontal direction through the clamping mechanism until the distance between the inner wall of the pipeline 20 and the nozzle 2 is a distance suitable for spraying; it can adjust the position of the pipeline 20 according to the specifications of the pipeline 20, so that the distance between the pipeline 20 and the nozzle 2 is a distance suitable for spraying. It is easy to use and has high practicality.

[0022] like Figure 2 and Figure 4 The rotating mechanism includes a support shaft 7, a bevel gear A8, a bevel gear B9, a driving shaft 10, a servo motor 11 and a fixed plate 12. The support shaft 7 is rotatably mounted on the sliding plate 6. The bevel gear A8 is fixedly mounted on the support shaft 7. The bevel gear A8 meshes with the bevel gear B9. The bevel gear B9 is fixedly mounted on the driving shaft 10. The driving shaft 10 is rotatably mounted on the fixed plate 12. The input end of the driving shaft 10 is connected to the servo motor 11. The servo motor 11 and the fixed plate 12 are both fixedly mounted on the sliding plate 6. The clamping mechanism is mounted on the upper end of the support shaft 7. When the nozzle 2 is used to spray the inner wall of the pipeline 20, the servo motor 11 is turned on. The servo motor 11 drives the bevel gear A8 to rotate through the driving shaft 10. The bevel gear A8 drives the pipeline 20 to rotate through the supporting shaft 7. The nozzle 2 evenly sprays the paint on the inner wall of the pipeline 20 during the rotation of the pipeline 20, which facilitates the spraying of the pipeline 20.

[0023] like Figure 1 The clamping mechanism includes a disc 13 and a three-jaw chuck 14. The disc 13 is fixedly mounted on the upper end of the support shaft 7, and the three-jaw chuck 14 is fixedly mounted on the upper end of the disc 13. Both the disc 13 and the three-jaw chuck 14 are coaxial with the support shaft 7. When spraying the pipe 20, the pipe 20 is clamped and fixed by the three-jaw chuck 14, which improves the stability of the pipe 20 during the spraying process.

[0024] The lifting mechanism includes a support frame 15, a cylinder 16 and a push rod 17. The support frame 15 is fixedly mounted on the bottom plate 1, the cylinder 16 is fixedly mounted on the upper end of the support frame 15, the push rod 17 is slidably mounted on the upper part of the support frame 15, the upper end of the push rod 17 is connected to the output end of the cylinder 16, and the nozzle 2 is fixedly mounted on the push rod 17. When the nozzle 2 is sprayed on the inner wall of the pipeline 20, the cylinder 16 is opened, and the cylinder 16 adjusts the height of the nozzle 2 through the push rod 17, so that the nozzle 2 can spray the inner wall of the pipeline 20 at different heights, which is convenient to use and highly practical. A dust cover is provided on the cylinder 16.

[0025] Example 2

[0026] On the basis of Example 1, a mounting plate 18 and an electric heating lamp 19 are additionally provided, and the electric heating lamp 19 is fixedly mounted on the push rod 17 via the mounting plate 18; through the above arrangement, after the inner wall of the pipe 20 is sprayed, the electric heating lamp 19 is turned on to heat the inner wall of the pipe 20, thereby promoting the drying of the paint on the inner wall of the pipe 20 and improving the convenience.

[0027] The nozzle 2, spray pump 4, electric slide rail 5, servo motor 11, cylinder 16 and electric heating lamp 19 of the automatic cavity spraying mechanism of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A cavity automatic spraying mechanism, comprising a base plate (1), a spray head (2), a hose (3) and a spray pump (4), wherein the output end of the spray pump (4) is connected to the spray head (2) via the hose (3); characterized in that: It also includes a left-right moving mechanism, a rotating mechanism, a clamping mechanism and a lifting mechanism. The nozzle (2) is mounted on the bottom plate (1) via the lifting mechanism. The lifting mechanism is used to adjust the height of the nozzle (2). The rotating mechanism is mounted on the left-right moving mechanism. The left-right moving mechanism is used to move the rotating mechanism left-right. The clamping mechanism is mounted on the rotating mechanism. The clamping mechanism has a clamping function. The rotating mechanism has a rotating function.

2. The automatic cavity spraying mechanism according to claim 1, characterized in that: The left-right moving mechanism comprises an electric slide rail (5) and a sliding plate (6); the electric slide rail (5) is fixedly mounted on the base plate (1); the sliding plate (6) is mounted on the electric slide rail (5); the electric slide rail (5) is used to move the sliding plate (6) left-right; and the rotating mechanism is mounted on the sliding plate (6).

3. The automatic cavity spraying mechanism according to claim 2, characterized in that: The rotating mechanism comprises a supporting shaft (7), a bevel gear A (8), a bevel gear B (9), a driving shaft (10), a servo motor (11) and a fixed plate (12); the supporting shaft (7) is rotatably mounted on the sliding plate (6); the bevel gear A (8) is fixedly mounted on the supporting shaft (7); the bevel gear A (8) is meshed with the bevel gear B (9); the bevel gear B (9) is fixedly mounted on the driving shaft (10); the driving shaft (10) is rotatably mounted on the fixed plate (12); the input end of the driving shaft (10) is connected to the servo motor (11); the servo motor (11) and the fixed plate (12) are both fixedly mounted on the sliding plate (6); and the clamping mechanism is mounted on the upper end of the supporting shaft (7).

4. The automatic cavity spraying mechanism according to claim 3, characterized in that: The clamping mechanism comprises a circular disc (13) and a three-jaw chuck (14); the circular disc (13) is fixedly mounted on the upper end of the support shaft (7); the three-jaw chuck (14) is fixedly mounted on the upper end of the circular disc (13); and both the circular disc (13) and the three-jaw chuck (14) are coaxial with the support shaft (7).

5. The automatic cavity spraying mechanism according to claim 1, characterized in that: The lifting mechanism comprises a support frame (15), a cylinder (16) and a push rod (17); the support frame (15) is fixedly mounted on the bottom plate (1); the cylinder (16) is fixedly mounted on the upper end of the support frame (15); the push rod (17) is slidably mounted on the upper part of the support frame (15); the upper end of the push rod (17) is connected to the output end of the cylinder (16); and the nozzle (2) is fixedly mounted on the push rod (17).

6. The automatic cavity spraying mechanism according to claim 5, characterized in that: It also includes a mounting plate (18) and an electric heating lamp (19), wherein the electric heating lamp (19) is fixedly mounted on the push rod (17) via the mounting plate (18).

7. The automatic cavity spraying mechanism according to claim 5, characterized in that: The cylinder (16) is provided with a dust cover.

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