Steering structure for surface treatment of large metal pipe fitting

Abstract

The utility model discloses a steering structure for surface treatment of large metal pipe fittings, which comprises an embedded box, the top of the embedded box is provided with a movable cover, the embedded box is internally provided with a rotating shaft and a rotating motor, a second gear assembly is arranged between the rotating motor and the rotating shaft, and the second gear assembly is connected with the movable cover. And a steering assembly is fixedly installed at the top of the rotating shaft and comprises a bottom plate, one end of the bottom plate is bent to form a fixed clamping plate, a clamping plate is installed on the inner side of the fixed clamping plate through a driving assembly, a movable clamping plate is installed at one end of the bottom plate through a movable connecting shaft, and a telescopic air cylinder is arranged in the bottom plate. According to the steering structure, the clamping plate is pushed to move through the driving assembly, meanwhile, the telescopic air cylinder is used for pushing the movable clamping plate to rotate, the clamping plate and the movable clamping plate are used for clamping and fixing a large metal pipe fitting, the large metal pipe fitting can be prevented from shaking during steering, and the metal pipe fitting can be accurately steered to be consistent with the pickling pool in direction.

Description

Technical Field

[0001] The utility model relates to the technical field of metal rust removal, in particular to a steering structure for surface treatment of large metal pipes. Background Art

[0002] Metal pipes are common in special scenarios such as fluid transportation, refrigerant systems, and circuits. After long-term use, these metal pipes will produce a lot of rust.

[0003] During the application of metal pipe fittings, the rust on the surface of the metal pipe fittings needs to be cleaned and galvanized to prevent rust. Most of the existing methods for removing rust from metal pipe fittings are to immerse them in a pickling tank for acidic rust removal. During the rust removal process, the metal pipe fittings need to be placed in the pickling tank, and the pickling tank is generally a rectangular structure that matches the large metal pipe fittings. In order to place the large metal pipe fittings in the pickling tank, the large metal pipe fittings need to be turned so that the large metal pipe fittings are in the same direction as the pickling tank, which is convenient for placing the large metal pipe fittings in the pickling tank.

[0004] However, the traditional steering structure is too simple and cannot limit and fix metal pipes of different specifications, causing the metal pipes to shake continuously during steering. It is impossible to accurately keep the metal pipes in the same direction as the pickling tank, and during the steering process of the metal pipes, the shaking metal pipes are prone to fall off. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a steering structure for the surface treatment of large metal pipes to solve the problems that the existing steering structure is too simple and cannot limit and fix metal pipes of different specifications, resulting in the inability to accurately keep the metal pipes consistent with the direction of the pickling tank, and the metal pipes that cannot be fixed are prone to falling.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A steering structure for surface treatment of large metal pipes, comprising an embedded box, a movable cover, a rotating shaft and a rotating motor, wherein the top of the embedded box is movably provided with a movable cover, the interior of the embedded box is provided with a rotating shaft vertically penetrating the movable cover and a rotating motor, a second gear assembly is provided between the rotating motor and the rotating shaft, a steering assembly is fixedly installed on the top of the rotating shaft, the steering assembly comprises a base plate, one end of the base plate is vertically bent upward to form a fixed splint, a clamping plate is installed on the inner side of the fixed splint through a driving assembly, a movable splint is installed on the end of the base plate away from the fixed splint through a movable connecting shaft, a telescopic cylinder is provided inside the base plate, and the output end of the telescopic cylinder is movably connected to the movable splint through a connecting rod.

[0008] Preferably, a circular opening is provided on the top of the embedded box, and the movable cover corresponds to the circular opening, a first clamping ring is provided on the inner side of the circular opening, and the outer side of the movable cover extends horizontally outward to form a second clamping ring, and the second clamping ring corresponds to the first clamping ring.

[0009] Preferably, a first installation groove is opened on the outer side of the fixed clamping plate, a driving motor is installed in the first installation groove, the output end of the driving motor is connected to a threaded rod through a first gear assembly, and the inner end of the threaded rod is movably connected to the clamping plate through a bearing.

[0010] Preferably, a guide groove extending along the length direction of the threaded rod is formed on the upper surface of the bottom plate, and a guide block slidably matched with the guide groove is provided at the bottom of the clamping plate.

[0011] Preferably, a horizontal second mounting groove is opened on one side of the base plate close to the movable splint, the telescopic cylinder is installed in the second mounting groove, one end of the connecting rod is movably connected to the output end of the telescopic cylinder through a movable connecting shaft, and the other end of the connecting rod is movably connected to an end of the movable splint close to the base plate through a movable connecting shaft.

[0012] Preferably, a connecting hole is opened at the bottom center of the bottom plate, and the connecting hole is fixedly connected to the rotating shaft.

[0013] Preferably, an inclined surface is provided on the inner side of the top of the movable splint.

[0014] Preferably, a corresponding annular track is provided between the steering assembly and the movable cover, the annular track is coaxial with the rotating shaft, and auxiliary balls are arranged in the annular track.

[0015] The utility model provides a steering structure for surface treatment of large metal pipes, which has the following beneficial effects:

[0016] 1. The utility model drives the clamping plate to move by the driving assembly, and drives the movable clamping plate to rotate by the telescopic cylinder. The clamping plate and the movable clamping plate are used to clamp and fix the large metal pipe fittings, so as to prevent the large metal pipe fittings from shaking when turning, and can accurately turn the metal pipe fittings to be consistent with the direction of the pickling tank;

[0017] 2. The utility model utilizes a rotating motor to drive the steering assembly to rotate through the second gear assembly, and utilizes the steering assembly to drive the large metal pipe to rotate, so as to facilitate the steering process of the large metal pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the internal structure of the utility model when the movable splint is clamped;

[0019] Figure 2 This is a schematic diagram of the internal structure of the utility model when the movable splint is turned open;

[0020] Figure 3 It is a schematic diagram of the coordinated use of the steering assembly, the movable splint, the clamping plate and the driving assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the use state of the utility model.

[0022] In the figure:

[0023] 1. Embedded box; 101. Circular opening; 102. First snap ring; 2. Movable cover; 201. Second snap ring; 3. Steering assembly; 301. Bottom plate; 302. First mounting groove; 303. Guide groove; 304. Second mounting groove; 305. Docking hole; 306. Fixed clamp; 4. Movable clamp; 401. Inclined surface; 5. Clamping plate; 501. Guide block; 6. Driving assembly; 601. Driving motor; 602. Threaded rod; 603. First gear assembly; 7. Telescopic cylinder; 8. Connecting rod; 9. Rotating shaft; 10. Second gear assembly; 11. Rotating motor; 12. Auxiliary ball. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4The utility model provides a steering structure for surface treatment of large metal pipes, including an embedded box 1, a movable cover 2 is movably provided on the top of the embedded box 1, a rotating shaft 9 and a rotating motor 11 are vertically provided inside the embedded box 1, and a second gear assembly 10 is provided between the rotating motor 11 and the rotating shaft 9. As a preferred embodiment, the second gear assembly 10 includes two meshing gears, one of which is fixedly connected to the output end of the rotating motor 11, and the other gear is fixedly installed on the rotating shaft 9. 10 meshes with each other, the rotating motor 11 can drive the rotating shaft 9 to rotate, the top of the rotating shaft 9 is fixedly installed with a steering assembly 3, the steering assembly 3 includes a bottom plate 301, one end of the bottom plate 301 is vertically bent upward to form a fixed clamping plate 306, the inner side of the fixed clamping plate 306 is installed with a clamping plate 5 through a driving assembly 6, the end of the bottom plate 301 away from the fixed clamping plate 306 is installed with a movable clamping plate 4 through a movable connecting shaft, and a telescopic cylinder 7 is arranged inside the bottom plate 301, and the output end of the telescopic cylinder 7 is movably connected to the movable clamping plate 4 through a connecting rod 8. The movable connecting shaft in this specification is a common technology in the prior art, such as a hinge and other structures, and the movable clamping plate 4 and the connecting rod 8 can both rotate around the movable connecting shaft, and its structure and principle are not explained in detail here.

[0026] In this embodiment, a circular opening 101 is provided at the top of the embedded box 1, and the movable cover 2 is matched with the circular opening 101, a first clamping ring 102 is provided on the inner side of the circular opening 101, and the outer side of the movable cover 2 extends horizontally outward to form a second clamping ring 201, and the second clamping ring 201 is matched with the first clamping ring 102. The matching of the first clamping ring 102 and the second clamping ring 201 facilitates the installation and fixation of the movable cover 2 at the circular opening 101, thereby facilitating the installation and fixation of the internal components of the embedded box 1.

[0027] In this embodiment, the outer side of the fixed clamping plate 306 is provided with a first mounting groove 302, and a driving motor 601 is installed in the first mounting groove 302. The output end of the driving motor 601 is connected to the threaded rod 602 through the first gear assembly 603, and the inner end of the threaded rod 602 is movably connected to the clamping plate 5 through a bearing. As a preferred embodiment, the first gear assembly 603 includes two meshing gears, one of which is fixedly installed at the output end of the driving motor 601, and the center of the other gear is provided with a through hole. The gear is sleeved on the outer side of the threaded rod 602 by means of the through hole, and the inner side of the through hole is provided with a thread that is threaded with the threaded rod 602, and the outer side of the gear is sleeved with a limiting groove, and the limiting groove is convenient for the gear sleeved on the outer side of the threaded rod 602 to be limited and fixed. When in use, the driving motor 601 drives the threaded rod 602 to rotate through the meshing between the first gear assembly 603, thereby pushing the clamping plate 5 to move, so that the clamping plate 5 can clamp and fix the metal pipe fitting.

[0028] In this embodiment, the upper surface of the bottom plate 301 is provided with a guide groove 303 extending along the length direction of the threaded rod 602, and the bottom of the clamping plate 5 is provided with a guide block 501 that slidably cooperates with the guide groove 303. In specific use, the clamping plate 5 can be limited and guided by the sliding cooperation between the guide block 501 and the guide groove 303, so that the clamping plate 5 can clamp and fix the metal pipe fitting.

[0029] In this embodiment, a horizontal second mounting groove 304 is provided on one side of the bottom plate 301 close to the movable splint 4, and the telescopic cylinder 7 is mounted in the second mounting groove 304. One end of the connecting rod 8 is movably connected to the output end of the telescopic cylinder 7 through a movable connecting shaft, and the other end of the connecting rod 8 is movably connected to one end of the movable splint 4 close to the bottom plate 301 through a movable connecting shaft. When the telescopic cylinder 7 extends out of the output end, the movable splint 4 is pushed to rotate around the movable connecting shaft at the end of the movable splint 4 by means of the cooperation between the movable connecting shaft and the connecting rod 8, and then the movable splint 4 is vertically fixed to the edge of the bottom plate 301, which is convenient for limiting and fixing the metal pipe fittings. When the telescopic cylinder 7 retracts to the output end, the movable splint 4 is pulled to rotate around the movable connecting shaft at the end of the movable splint 4 by means of the cooperation between the movable connecting shaft and the connecting rod 8, until the movable splint 4 is closely attached to the surface of the embedded box 1, which is convenient for placing the metal pipe fittings into the interior of the steering assembly 3.

[0030] In this embodiment, a connection hole 305 is opened at the center of the bottom of the bottom plate 301 , and the connection hole 305 is fixedly connected to the rotating shaft 9 .

[0031] In this embodiment, an inclined surface 401 is provided on the inner side of the top of the movable clamping plate 4. By providing the inclined surface 401 on the top of the movable clamping plate 4, when the movable clamping plate 4 is close to the embedded box 1, the inclined surface 401 is closely fitted with the embedded box 1, and the inclined surface 401 is provided to facilitate pushing the metal pipe into the steering assembly 3.

[0032] In this embodiment, a corresponding annular track is provided between the steering assembly 3 and the movable cover 2, the annular track is coaxial with the rotating shaft 9, and an auxiliary ball 12 is provided in the annular track. The auxiliary ball 12 enables the steering assembly 3 to rotate more flexibly around the rotating shaft 9, so as to facilitate the steering of the metal pipe.

[0033] Before use, the embedded box 1 is embedded in the ground, and the surface of the embedded box 1 is flush with the ground.

[0034] When in use, the telescopic cylinder 7 retracts the output end, and by utilizing the cooperation between the movable connecting shaft and the connecting rod 8, the movable splint 4 is pulled by the telescopic cylinder 7 to rotate around the movable connecting shaft at the end of the movable splint 4 until the movable splint 4 is tightly against the surface of the embedded box 1 and the inclined surface 401 is tightly fitted with the embedded box 1, so that the movable splint 4 of the steering assembly 3 is opened, making it convenient to transport large metal pipes to the interior of the steering assembly 3 by a crane or a transporter.

[0035] Then, the telescopic cylinder 7 extends out of the output end, and utilizes the cooperation between the movable connecting shaft and the connecting rod 8 to push the movable splint 4 to rotate around the movable connecting shaft at the end of the movable splint 4, thereby vertically fixing the movable splint 4 on the edge of the bottom plate 301, thereby limiting and fixing the metal pipe fitting.

[0036] Then, the drive motor 601 is started, and the drive motor 601 drives the threaded rod 602 to rotate through the meshing cooperation between the first gear assembly 603, thereby pushing the clamping plate 5 to move until the clamping plate 5 clamps and fixes the metal pipe to prevent the large metal pipe from shaking when turning.

[0037] Then, the rotating motor 11 is started, and the rotating motor 11 drives the rotating shaft 9 to rotate through the meshing cooperation between the second gear components 10. At the same time, the rotating shaft 9 drives the metal pipe to rotate through the steering component 3 until the large metal pipe is accurately turned to be consistent with the direction of the pickling tank, completing the steering.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steering structure for surface treatment of large metal pipes, characterized in that: The invention comprises an embedded box (1), a movable cover (2), a rotating shaft (9) and a rotating motor (11); the movable cover (2) is movably arranged on the top of the embedded box (1); the embedded box (1) is provided with a rotating shaft (9) and a rotating motor (11) vertically penetrating the movable cover (2); a second gear assembly (10) is arranged between the rotating motor (11) and the rotating shaft (9); a steering assembly (3) is fixedly installed on the top of the rotating shaft (9); the steering assembly (3) comprises a bottom The bottom plate (301) is provided with a plate (301), one end of the bottom plate (301) is bent vertically upward to form a fixed clamping plate (306), a clamping plate (5) is installed on the inner side of the fixed clamping plate (306) through a driving assembly (6), a movable clamping plate (4) is installed on the end of the bottom plate (301) away from the fixed clamping plate (306) through a movable connecting shaft, a telescopic cylinder (7) is arranged inside the bottom plate (301), and an output end of the telescopic cylinder (7) is movably connected to the movable clamping plate (4) through a connecting rod (8).

2. The turning structure for surface treatment of large metal pipes according to claim 1, characterized in that: The top of the embedded box (1) is provided with a circular opening (101), and the movable cover (2) is matched with the circular opening (101), a first clamping ring (102) is arranged on the inner side of the circular opening (101), and the outer side of the movable cover (2) extends outward horizontally to form a second clamping ring (201), and the second clamping ring (201) is matched with the first clamping ring (102).

3. The turning structure for surface treatment of large metal pipes according to claim 1, characterized in that: A first mounting groove (302) is provided on the outer side of the fixing clamping plate (306), a driving motor (601) is installed in the first mounting groove (302), an output end of the driving motor (601) is connected to a threaded rod (602) via a first gear assembly (603), and an inner end of the threaded rod (602) is movably connected to the clamping plate (5) via a bearing.

4. A steering structure for surface treatment of large metal pipes according to claim 3, characterized in that: The upper surface of the bottom plate (301) is provided with a guide groove (303) extending along the length direction of the threaded rod (602), and the bottom of the clamping plate (5) is provided with a guide block (501) slidably matched with the guide groove (303).

5. The turning structure for surface treatment of large metal pipes according to claim 1, characterized in that: A horizontal second mounting groove (304) is provided on one side of the base plate (301) close to the movable clamp plate (4), and the telescopic cylinder (7) is installed in the second mounting groove (304). One end of the connecting rod (8) is movably connected to the output end of the telescopic cylinder (7) via a movable connecting shaft, and the other end of the connecting rod (8) is movably connected to one end of the movable clamp plate (4) close to the base plate (301) via a movable connecting shaft.

6. The turning structure for surface treatment of large metal pipes according to claim 1, characterized in that: A connection hole (305) is provided at the center of the bottom of the bottom plate (301), and the connection hole (305) is fixedly connected to the rotating shaft (9).

7. The turning structure for surface treatment of large metal pipes according to claim 1, characterized in that: An inclined surface (401) is provided on the inner side of the top of the movable clamping plate (4).

8. The steering structure for surface treatment of large metal pipes according to claim 1, characterized in that: A corresponding annular track is provided between the steering assembly (3) and the movable cover (2), the annular track is coaxial with the rotating shaft (9), and an auxiliary ball (12) is arranged in the annular track.

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