Spraying and drying integrated device for outer wall of steel pipe

Abstract

The utility model discloses a steel pipe outer wall spraying and drying integrated device which comprises a spraying operation system and a material conveying system, and the spraying operation system comprises a steel pipe fixing assembly and a function execution system; the steel pipe fixing assembly comprises a driving jacking assembly, a driven jacking assembly and a driving motor; the function execution system comprises a moving assembly, a spraying assembly, a drying assembly and a ventilation assembly. The spraying assembly comprises a protective cover, a first spray head and a second spray head; the ventilation assembly comprises a ventilation opening, an air duct and a fan; the drying assembly and the ventilation opening are arranged in the protective cover. The steel pipe fixing assembly is suitable for steel pipes of various specifications; the function execution system is matched with the steel pipe fixing assembly and the material conveying system to continuously perform spraying and drying in batches, so that the efficiency is improved, and meanwhile, the spraying and drying operation is limited in a limited space within the protective cover; and paint leaked during operation and volatile substances during drying can be effectively prevented from polluting the environment or damaging the health of operators.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing equipment field especially relates to a steel pipe outer wall spraying drying integrated device. BACKGROUND

[0002] Due to the limitation of the storage condition of the steel pipe, the steel pipe will be corroded by the oxide, and the general steel pipe corrosion is all the chemical corrosion, the speed is slow, and a thin more porous brown rust will be generated on the surface after the corrosion, and the perforation will be slowly formed in the air and the water, so it is often necessary to carry out the polishing rust removal, paint spraying and fixed distance spraying and a variety of complex processing work.

[0003] From the traditional processing mode, most of these works are completed by manual operation. However, this manual operation mode has many problems, in the efficiency aspect, the speed of manual operation is very limited, the worker can only process one steel pipe each time, whether polishing rust removal, paint spraying or fixed distance spraying, a lot of time and energy are needed, from the labor intensity of the worker, the polishing rust removal link needs the worker to hold the polishing tool for a long time, which is very great to the physical consumption of the worker, and in the paint spraying process, the worker needs to constantly adjust the angle and position of the spray gun, and it is difficult to maintain the spraying quality for a long time. SUMMARY

[0004] In view of the above problems existing in the current steel pipe spraying drying equipment, the utility model provides a steel pipe outer wall spraying drying integrated device, which can achieve the effects of spraying and drying the outer wall of the steel pipe, reducing the process, reducing the working intensity of the personnel and improving the efficiency.

[0005] To achieve the above purpose, the embodiments of the utility model adopt the following technical solutions:

[0006] A steel pipe outer wall spraying drying integrated device, comprising a spraying operation system and a material conveying system, the spraying operation system comprises a steel pipe fixing assembly and a function execution system, the steel pipe fixing assembly comprises a driving top pressing assembly, a passive top pressing assembly and a driving motor, the driving top pressing assembly comprises a first top pressing block, a sliding platform, a sliding rail and a top pressing driver, the driving motor is fixed on the sliding platform, and the output shaft is connected with the first top pressing block, the passive top pressing assembly comprises a second top pressing block, a follow-up shaft and a fixed platform, the second top pressing block is rotatably connected with the fixed platform through the follow-up shaft, the outer diameter of the first top pressing block and the second top pressing block gradually increases from the side close to the steel pipe to the side away from the steel pipe, the function execution system comprises a moving assembly, a spraying assembly, a drying assembly and a ventilation assembly, the spraying assembly comprises a protective cover, a first spray head and a second spray head, the ventilation assembly comprises a ventilation opening, an air duct and a fan, and the drying assembly and the ventilation opening are arranged inside the protective cover.

[0007] According to one aspect of the utility model, the ventilation opening includes first ventilation port and second ventilation port.

[0008] According to one aspect of the utility model, the moving assembly includes movable track and mechanical swing arm, and the spraying assembly is connected to the movable track through the mechanical swing arm.

[0009] According to one aspect of the utility model, the first top tight block and the second top tight block are circular truncated cone or circular cone.

[0010] According to one aspect of the utility model, the first top tight block and the second top tight block are coaxially arranged.

[0011] According to one aspect of the utility model, the drying assembly is arranged at the top of the protective cover, the first spray head and the second spray head are arranged at the two sides of the protective cover respectively, and the first ventilation port and the second ventilation port are arranged at the two sides of the protective cover respectively.

[0012] According to one aspect of the utility model, the drying assembly includes fixed support and electric heating wire, and the electric heating wire is fixed to the inner side of the protective cover through the fixed support.

[0013] According to one aspect of the utility model, the material conveying system includes conveying belt and a plurality of steel pipe slots fixed on the conveying belt.

[0014] The utility model has the advantages of the following:

[0015] The spraying and drying operation is limited in the limited space in the protective cover, which can effectively avoid the pollution of the leaked paint and volatile substances during drying to the environment or harm to the health of the operator, the steel pipe fixing assembly includes driving top tight assembly, passive top tight assembly and driving motor, can adapt to steel pipes of different lengths and diameters, and has wider application range and more flexible use, and the spraying and drying operation can be continuously carried out in batches in cooperation with the material conveying system, the process is reduced, and the efficiency is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiments will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the drawings for the ordinary skilled in the art without creating labor.

[0017] Figure 1 It is a structural schematic diagram of the steel pipe outer wall spraying and drying integrated device of the utility model.

[0018] Figure 2 It is a structural schematic diagram of the spraying assembly of the utility model.

[0019] Illustration: 11, first top tight block; 12, sliding platform; 13, sliding rail; 14, top tight driver; 15, second top tight block; 16, follow-up shaft; 17, fixed platform; 18, driving motor; 21, movable rail; 22, mechanical swing arm; 23, protective cover; 24, first spray head; 25, second spray head; 26, drying assembly; 27, first ventilation opening; 28, second ventilation opening; 29, air duct; 31, conveying belt; 32, steel pipe slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] As shown in Figure 1 and Figure 2 A steel pipe outer wall spraying and drying integrated device, comprising a spraying operation system and a material conveying system, the spraying operation system comprises a steel pipe fixing assembly and a function execution system; the steel pipe fixing assembly comprises a driving top tight assembly, a driven top tight assembly and a driving motor 18; the driving top tight assembly comprises a first top tight block 11, a sliding platform 12, a sliding rail 13 and a top tight driver 14; the driving motor 18 is fixed on the sliding platform 12, and the output shaft thereof is connected with the first top tight block 11; the driven top tight assembly comprises a second top tight block 15, a follow-up shaft 16 and a fixed platform 17; the second top tight block 15 is rotatably connected with the fixed platform 17 through the follow-up shaft 16; the outer diameter of the first top tight block 11 and the second top tight block 15 gradually increases from the side close to the steel pipe to the side away from the steel pipe; the function execution system comprises a moving assembly, a spraying assembly, a drying assembly 26 and a ventilation assembly; the spraying assembly comprises a protective cover 23, a first spray head 24 and a second spray head 25; the ventilation assembly comprises a ventilation opening, an air duct 29 and a fan; the drying assembly 26 and the ventilation opening are arranged inside the protective cover 23.

[0022] In use, when the steel pipe is conveyed by the material conveying system to the space between the active jacking assembly and the passive jacking assembly, the jacking driver 14 drives the sliding platform 12 to move along the sliding rail 13, and then the steel pipe is fixed between the first jacking block 11 and the second jacking block 15; the moving assembly drives the spraying assembly to move to a certain distance above the steel pipe, the driving motor 18 drives the first jacking block 11 to rotate, thereby driving the steel pipe to rotate, and at the same time, the first spray head 24 and the second spray head 25 in the protective cover 23 spray the surface of the steel pipe simultaneously or in sequence, the moving assembly drives the spraying assembly to move at a certain speed, so that the surface of the steel pipe is sprayed comprehensively and uniformly; after the spraying is completed, the surface of the steel pipe is dried by the drying assembly 26, at this time, the ventilation assembly can accelerate the air flow rate of the surface of the steel pipe in the protective cover 23, and can absorb and centrally process volatile gases, thereby reducing the pollution to the environment.

[0023] In actual application, the ventilation openings include a first ventilation opening 27 and a second ventilation opening 28, which are respectively arranged on the two sides of the protective cover 23; the two ventilation openings can be set as one suction and one blowing or simultaneously suction, and the first ventilation opening 27 and the second ventilation opening 28 are respectively connected with respective air ducts 29; which can be used to accelerate air circulation during drying and assist cooling after drying is completed.

[0024] Similarly, the first spray head 24 and the second spray head 25 are also respectively arranged on the two sides of the protective cover 23; the first spray head 24 and the second spray head 25 can be connected with the same paint (both sides are sprayed simultaneously to improve efficiency) or different paints (to reduce process) according to process needs;

[0025] The drying assembly 26 is arranged at the top of the protective cover 23, which can effectively avoid the spray head and includes a fixed support and an electric heating wire; the electric heating wire is fixed in the inside of the protective cover 23 through the fixed support; in actual application, the electric heating wire in the drying assembly 26 can be wound in an arc shape, which can increase the heating area as much as possible while adhering to the surface of the steel pipe, thereby improving the drying efficiency.

[0026] Limiting the spraying and drying operations in the limited space within the protective cover 23 can effectively avoid the pollution of the leaked paint and volatile substances during drying to the environment or harm to the health of the operator.

[0027] In actual application, there are various schemes for moving the spraying assembly, in the embodiment, the moving assembly includes a movable rail 21 and a mechanical swing arm 22; the spraying assembly is connected to the movable rail 21 through the mechanical swing arm 22; the mechanical swing arm 22 and the spraying assembly as a whole can move reciprocatingly along the movable rail 21, and the mechanical swing arm 22 has a certain pitching activity capability and can drive the spraying assembly to be lifted and lowered;

[0028] When the steel pipe is fixed in place and needs to be sprayed, the mechanical swing arm 22 controls the spraying assembly to be lowered, so that the protective cover 23 covers the steel pipe, when the spraying and drying are completed, the mechanical swing arm 22 drives the spraying assembly to be lifted, and the steel pipe fixing assembly lowers the steel pipe after the spraying and drying are completed, and the material conveying system transports the steel pipe after the spraying and drying away and transports the next steel pipe to the position of the steel pipe fixing assembly.

[0029] The first and second pressing blocks 11 and 15 are coaxially arranged opposite to each other; the outer diameters of the first and second pressing blocks 11 and 15 gradually increase from the side close to the steel pipe to the side away from the steel pipe, so that the device can be compatible with steel pipes of various specifications; in actual application, the two pressing blocks can be designed in a conical or circular truncated cone shape, so that the device can be adapted to steel pipes of various diameters; the sliding platform 12 of the active pressing assembly has a certain travel range, so that the device can be adapted to steel pipes of a certain length range, so that the device is more flexible to use and has a wider application range.

[0030] In actual application, the pressing driver 14 is a hydraulic cylinder or a pneumatic cylinder.

[0031] The material conveying system includes a conveying belt 31 and a plurality of steel pipe slots 32 fixed on the conveying belt; in use, the steel pipe is placed in the steel pipe slot 32 and moves with the conveying belt 31.

[0032] The advantages of the device are as follows:

[0033] The spraying and drying operations are limited in the limited space within the protective cover, so that the leaked paint and volatile substances during the operations can effectively pollute the environment or harm the health of the operators; the steel pipe fixing assembly includes an active pressing assembly, a passive pressing assembly and a driving motor, so that the device can be adapted to steel pipes of different lengths and diameters, has a wider application range and is more flexible to use; in combination with the material conveying system, the device can continuously perform batch spraying and drying operations, reduces the processes and greatly improves the efficiency.

[0034] The above is only a specific embodiment of the device, but the protection scope of the device is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the device, which should be covered within the protection scope of the device. Therefore, the protection scope of the device should be subject to the protection scope of the claims.

Claims

1. A steel pipe outer wall spraying and drying integrated device, comprising a spraying operation system and a material conveying system, characterized in that, The spraying operation system comprises a steel pipe fixing assembly and a function execution system; the steel pipe fixing assembly comprises a driving pressing assembly, a passive pressing assembly and a driving motor (18); the driving pressing assembly comprises a first pressing block (11), a sliding platform (12), a sliding rail (13) and a pressing driver (14); the driving motor (18) is fixed on the sliding platform (12), and an output shaft of the driving motor (18) is connected with the first pressing block (11); the passive pressing assembly comprises a second pressing block (15), a follow-up shaft (16) and a fixed platform (17); the second pressing block (15) is rotatably connected with the fixed platform (17) through the follow-up shaft (16); the first pressing block (11) and the second pressing block (15) are gradually increased in diameter from the side close to the steel pipe to the side far away from the steel pipe; the function execution system comprises a moving assembly, a spraying assembly, a drying assembly (26) and a ventilation assembly; the spraying assembly comprises a protective cover (23), a first spray head (24) and a second spray head (25); the ventilation assembly comprises a ventilation opening, an air duct (29) and a fan; the drying assembly (26) and the ventilation opening are arranged inside the protective cover (23).

2. The steel pipe outer wall spraying and drying integrated device according to claim 1, characterized in that, The ventilation opening comprises a first ventilation opening (27) and a second ventilation opening (28).

3. The steel pipe outer wall spraying and drying integrated device according to claim 1, characterized in that, The moving assembly comprises a movable rail (21) and a mechanical swing arm (22); the spraying assembly is connected to the movable rail (21) through the mechanical swing arm (22).

4. The steel pipe outer wall spraying and drying integrated device according to claim 1, characterized in that, The first pressing block (11) and the second pressing block (15) are circular truncated cone-shaped or circular cone-shaped.

5. The steel pipe outer wall spraying and drying integrated device according to claim 4, characterized in that, The first pressing block (11) and the second pressing block (15) are coaxially arranged.

6. The steel pipe outer wall spraying and drying integrated device according to claim 2, characterized in that, The drying assembly (26) is arranged at the top of the protective cover (23); the first spray head (24) and the second spray head (25) are arranged at the two sides of the protective cover (23) respectively; the first ventilation opening (27) and the second ventilation opening (28) are arranged at the two sides of the protective cover (23) respectively.

7. The steel pipe outer wall spraying and drying integrated device according to claim 1, characterized in that, The drying assembly (26) comprises a fixed support and an electric heating wire; the electric heating wire is fixed inside the protective cover (23) through the fixed support.

8. The steel pipe outer wall spraying and drying integrated device according to claim 1, characterized in that, The material conveying system comprises a conveying belt (31) and a plurality of steel pipe slots (32) fixed on the conveying belt.

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