Tubing head welding device with clamping and rotating structure

Abstract

The tubing head welding device comprises a welding storage structure, the clamping rotating structure is fixed to the lower side of the interior of the welding storage structure, the upper side of the interior of the welding storage structure is slidably connected with an automatic feeding and discharging assembly and a cleaning structure, and the cleaning structure is located on the right side of the automatic feeding and discharging assembly. The welding storage structure comprises a bottom box, the upper side of the bottom box communicates with a welding box, a guide groove is fixed in the bottom box, a drawing box is arranged on the lower side of the guide groove, and a supporting assembly is fixed to the inner wall of the bottom box. The tubing head body is placed on the supporting assembly. According to the tubing head welding device with the clamping and rotating structure, the tubing head is automatically limited, clamped and rotated, feeding and discharging treatment is automatically conducted, waste gas treatment is automatically conducted, and real-time monitoring is conducted during welding so that workers can conveniently watch the tubing head at the background.

Description

Technical Field

[0001] The invention relates to the technical field of oil pipe heads, in particular to an oil pipe head welding device with a clamping and rotating structure. Background Art

[0002] The tubing head is a device component connected to the uppermost casing head to suspend the tubing and seal the annular space between the tubing and the casing. The tubing head is located above the casing head and includes a casing spool and a tubing hanger. Its function is to suspend the tubing and downhole tools lowered into the well and seal the annular space of the casing. When the existing tubing head is welded, the tubing head is prone to movement, which affects the welding effect of the tubing head. In addition, when the tubing head is welded, the staff needs to manually load and unload the material, which is not very practical. At the same time, the exhaust gas generated by the tubing head during welding directly enters the operating environment, affecting the quality of the operating environment. Summary of the invention

[0003] The purpose of the present invention is to provide a tubing head welding device with a clamping and rotating structure to solve the problem proposed in the above background technology that the tubing head is prone to move during welding, thereby affecting the welding effect of the tubing head, and that the staff needs to manually load and unload the tubing head during welding, which is not very practical. At the same time, the exhaust gas generated by the tubing head during welding directly enters the operating environment, affecting the quality of the operating environment.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a tubing head welding device with a clamping and rotating structure, comprising a welding storage structure, a clamping and rotating structure is fixed on the lower side of the welding storage structure, an automatic loading and unloading assembly and a cleaning structure are slidably connected to the upper side of the welding storage structure, the cleaning structure is located on the right side of the automatic loading and unloading assembly, the welding storage structure is connected to the exhaust gas treatment structure, a welding structure is arranged on the right side of the clamping and rotating structure, and the welding structure is slidably connected to the welding storage structure;

[0005] The welding storage structure includes a bottom box, the upper side of the bottom box is connected to the welding box, a material guide trough is fixed in the bottom box, a pull-out box is arranged at the lower side of the material guide trough, a support assembly is fixed on the inner wall of the bottom box, a tubing head body is placed on the upper side of the support assembly, and a feed conveyor belt and a discharge conveyor belt are arranged on the left and right sides of the tubing head body;

[0006] The support assembly includes a bottom plate, the bottom plate is telescopically adjusted to adjust the position of the first support plate through a telescopic structure, and the first support plate runs through the second support plate;

[0007] The cleaning structure comprises a first moving component, on which an air outlet component is fixed and used for internal cleaning;

[0008] The first moving assembly includes a first motor box, and a motor in the first motor box drives a sliding plate on a screw rod to slide on the welding box;

[0009] The air outlet assembly includes a booster pump, which is connected to the air blowing nozzle on the third support plate through the first air pipe, and the second manipulator is fixed on the third support plate;

[0010] The exhaust gas treatment structure includes a filter assembly, the filter assembly is connected to the second air delivery pipe and connected to the exhaust gas treatment assembly and is used for exhaust gas treatment;

[0011] The filter assembly includes a filter screen, a second motor box is fixed on the filter screen, and a motor in the second motor box drives the cleaning brush to rotate;

[0012] The exhaust gas treatment component includes a first exhaust gas box, an activated carbon filter is slidably connected inside the first exhaust gas box, the first exhaust gas box is connected to a second exhaust gas treatment box, and a sealing cover is threadedly sealed on the upper side of the second exhaust gas treatment box.

[0013] Preferably, the clamping and rotating structure includes an auxiliary limiting assembly, which is slidably connected to a rotating plate, which is rotatably connected to a rotating assembly, and the rotating assembly adjusts the position of the limiting clamping assembly through a telescopic structure, and limiting assemblies are arranged on the front and rear sides of the limiting clamping assembly.

[0014] By adopting the above technical solution, the tubing head welding machine is rotated by setting a clamping rotation structure.

[0015] Preferably, the auxiliary limiting assembly includes a first fixed plate, the electric telescopic rod and the support rod are fixed on the first fixed plate, the first clamping plate is fixed on the telescopic end of the electric telescopic rod, the support rod is located on one side of the electric telescopic rod, and one end of the support rod is slidably connected to the slide groove.

[0016] By adopting the above technical solution, the auxiliary limiting component is provided to assist in limiting the rotation plate.

[0017] Preferably, the rotating assembly includes a second fixed plate, a motor is fixed on the second fixed plate to drive the gear to rotate, the rotation of the gear drives the rotating rack to rotate, the rotating rack is fixed on the rotating plate, and a groove runs through the lower side of the gear.

[0018] By adopting the above technical solution, the oil pipe head is driven to rotate by setting a rotating component.

[0019] Preferably, the position limiting clamping assembly comprises a third fixing plate, on which the second fixing block is fixed, and the second fixing block is telescopically adjusted by a telescopic structure.

[0020] By adopting the above technical solution, the oil pipe head or the welding part on the oil pipe head is limited and fixed by setting the limit clamping assembly.

[0021] Preferably, the limiting assembly comprises a vertical plate, and the vertical plate is telescopically adjusted to adjust the position of the third clamping plate through a telescopic structure.

[0022] By adopting the above technical solution, the oil pipe head is auxiliary limited in the front and rear directions by setting the limit assembly.

[0023] Preferably, the automatic loading and unloading assembly includes a first manipulator, a third fixed block is fixed on the lower side of the first manipulator, and the third fixed block adjusts the position of the limit plate through a telescopic structure.

[0024] By adopting the above technical solution, the oil pipe head is automatically loaded and unloaded by arranging an automatic loading and unloading component.

[0025] Preferably, the welding structure comprises a second movable assembly, and the welding assembly is fixed on the second movable assembly.

[0026] Preferably, the welding assembly includes a third manipulator, a fourth support plate is fixed at one end of the third manipulator, a welding gun is fixed on the fourth support plate, a fifth support plate is fixed on the upper side of the fourth support plate, a small camera is embedded on the fifth support plate, a third motor box is embedded in the fifth support plate, and the motor in the third motor box drives the cleaning sponge to rotate.

[0027] By adopting the above technical solution, the oil pipe head is welded by setting a welding assembly.

[0028] Compared with the prior art, the beneficial effects of the present invention are: the oil pipe head welding device with a clamping and rotating structure,

[0029] (1) The present invention automatically limits the position of the tubing head and rotates it, automatically performs loading and unloading processing, automatically performs waste gas processing, and performs real-time monitoring during welding so that the staff can watch it in the background. Under the auxiliary action of the hydraulic cylinder on the rotating plate, the third fixed plate is driven to move relatively through the hydraulic rod to limit the position. The hydraulic cylinder in the second fixed block drives the second clamping plate to move relatively through the hydraulic rod to limit the position of the welded part. Under the auxiliary action of the stepping motor on the second fixed plate, the gear is driven to rotate, and the rotation of the gear drives the upper rotating plate to rotate, thereby driving the welded tubing head to rotate, so as to better observe the welding point;

[0030] (2) The automatic loading and unloading assembly of the present invention drives the automatic loading and unloading assembly to adjust its position under the assistance of the first moving assembly corresponding to the automatic loading and unloading assembly. The four groups of hydraulic cylinders in the third fixed block drive the limit plates to move toward each other through the hydraulic rods and limit the inner wall of the tubing head body. The tubing head is automatically loaded and unloaded under the assistance of the first manipulator on the upper side. The operation is simple and convenient.

[0031] (3) The present invention blocks waste scraps with the assistance of the filter screen, and the motor in the second motor box on the filter screen drives the cleaning brush to rotate and automatically clean the surface of the filter screen. The filtered exhaust gas is treated with the assistance of two sets of activated carbon filters and the activated carbon bag in the second exhaust gas treatment box, thereby improving the quality of the operating environment.

[0032] (4) The welding gun of the present invention can be moved at multiple angles with the assistance of the third manipulator to ensure the welding effect. During welding, the welding operation can be monitored in real time through a small camera, which is convenient for the staff to watch later. With the assistance of the motor in the third motor box in the fifth support plate, the cleaning sponge is driven to rotate to clean the surface of the small camera. After the entire welding work is completed, the natural wind is pressurized and then sprayed out through the blowing nozzle, and is cleaned in multiple directions with the assistance of the second manipulator, thereby ensuring the cleaning effect. No manual cleaning is required, which increases practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a front view structural schematic diagram of the present invention;

[0034] Figure 2 It is a rear view structural schematic diagram of the present invention;

[0035] Figure 3 It is a schematic diagram of the top view structure of the present invention;

[0036] Figure 4 This is a schematic diagram of the structure of the automatic loading and unloading assembly of the present invention;

[0037] Figure 5 This is a schematic diagram of the distribution structure of the slideway on the rotating plate of the present invention;

[0038] Figure 6 This is a schematic diagram of the structure of the exhaust gas treatment component of the present invention;

[0039] Figure 7 For the present invention Figure 1 The enlarged structural diagram at A in the middle;

[0040] Figure 8 For the present invention Figure 4 The overall process structure diagram is enlarged at B in the middle;

[0041] Fig. 9 It is a schematic diagram of the three-dimensional structure of the slide grooves distributed on the rotating plate of the present invention.

[0042] In the figure: 1. welding storage structure; 11. bottom box; 12. welding box; 13. guide trough; 14. drawer box; 15. support assembly; 151. bottom plate; 152. first support plate; 16. second support plate; 17. tubing head body; 18. feed conveyor belt; 19. discharge conveyor belt; 2. clamping and rotating structure; 21. auxiliary limit assembly; 211. first fixed plate; 212. electric telescopic rod; 213. first clamping plate; 2 14. Support rod; 215. Slide; 22. Rotating plate; 23. Rotating assembly; 231. Second fixed plate; 232. Gear; 233. Groove; 234. Rotating rack; 24. Limiting clamping assembly; 241. Third fixed plate; 242. Second fixed block; 243. Second clamping plate; 25. Limiting assembly; 251. Vertical plate; 252. Third clamping plate; 3. Automatic loading and unloading assembly; 31. First manipulator; 32. Third Fixed block; 33, limit plate; 4, cleaning structure; 41, first moving assembly; 411, first motor box; 412, screw; 413, sliding plate; 42, air outlet assembly; 421, booster pump; 422, first air pipe; 423, third support plate; 424, air blowing nozzle; 425, second manipulator; 5, exhaust gas treatment structure; 51, filter assembly; 511, filter screen; 512, second motor box; 513, cleaning brush; 52. Second gas pipeline; 53. Waste gas treatment component; 531. First waste gas box; 532. Activated carbon filter; 533. Second waste gas treatment box; 534. Sealing cover; 6. Welding structure; 61. Second moving component; 62. Welding component; 621. Third manipulator; 622. Fourth support plate; 623. Welding gun; 624. Fifth support plate; 625. Small camera; 626. Third motor box; 627. Cleaning sponge. DETAILED DESCRIPTION

[0043] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0044] See also Figure 1-9 The present invention provides a technical solution: a tubing head welding device with a clamping and rotating structure, such as Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the welding storage structure 1 includes a bottom box 11, the upper side of the bottom box 11 is connected to the welding box 12, a material guide groove 13 is fixed in the bottom box 11, a pull-out box 14 is arranged at the lower side of the material guide groove 13, a support assembly 15 is fixed on the inner wall of the bottom box 11, a tubing head body 17 is placed on the upper side of the support assembly 15, a feed conveyor belt 18 and a discharge conveyor belt 19 are arranged on the left and right sides of the tubing head body 17, and the support assembly 15 includes a bottom plate 151, and the bottom plate 151 is telescopically adjusted to adjust the position of a first support plate 152 through a telescopic structure, and the first support plate 152 runs through the second support plate 16;

[0045] Among them, the control device for controlling the whole equipment is fixed on the bottom box 11, and the telescopic structures in this application are all hydraulic cylinders, which are existing technologies;

[0046] Specifically, the bottom plate 151 is set in a U shape, and the hydraulic cylinder on the bottom plate 151 drives the first support plate 152 to adjust the position through the hydraulic rod. The first support plate 152 and the second support plate 16 are penetrated with a plurality of holes with the same inner diameter, so as to facilitate the falling of waste chips. The inlet and outlet ports on the front and rear sides of the welding box 12 are penetrated by electric sealing doors. The setting of the electric sealing door assists the sealing of the inlet and outlet on the welding box 12 to avoid the splashing of waste generated during welding, which increases the difficulty of later cleaning.

[0047] Furthermore, two sets of vibrators are fixed on the guide trough 13 to speed up the storage of waste materials in the pull-out box 14. A base is fixed on the lower side of the bottom box 11, and the base is hollow. The electric telescopic rod 212 fixed in the base drives the universal roller on the lower side to move, thereby driving the entire device to move, which increases practicality.

[0048] In the above scheme, the waste chips generated during the welding process in the welding box 12 fall into the material guide groove 13 through the holes on the first support plate 152 and the second support plate 16 and the leakage hole on one side of the second support plate 16. The waste chips are finally stored in the pull-out box 14 in the bottom box 11 through the material guide groove 13, which is convenient for later recycling and reuse. The feed conveyor 18 feeds and transports the oil pipe head body 17, and the discharge conveyor 19 discharges the oil pipe head body 17.

[0049] like Figure 1 , Figure 2 , Figure 4 , Figure 5 , Figure 8 and Fig. 9As shown, the lower side of the welding storage structure 1 is fixed with a clamping rotating structure 2, and the clamping rotating structure 2 includes an auxiliary limiting component 21, the auxiliary limiting component 21 is slidably connected to a rotating plate 22, the rotating plate 22 is rotatably connected to a rotating component 23, the rotating component 23 adjusts the position of a limiting clamping component 24 through a telescopic structure, and limiting components 25 are arranged on the front and rear sides of the limiting clamping component 24, the auxiliary limiting component 21 includes a first fixed plate 211, an electric telescopic rod 212 and a support rod 214 are fixed on the first fixed plate 211, the telescopic end of the electric telescopic rod 212 is fixed with a first clamping plate 213, and the support rod 214 is located at one end of the electric telescopic rod 212 On the side, one end of the support rod 214 is slidably connected to the slide slot 215, the rotating assembly 23 includes a second fixed plate 231, a motor is fixed on the second fixed plate 231 to drive the gear 232 to rotate, the gear 232 rotates to drive the rotating rack 234 to rotate, the rotating rack 234 is fixed on the rotating plate 22, and the lower side of the gear 232 passes through the groove 233, the limiting clamping assembly 24 includes a third fixed plate 241, a second fixed block 242 is fixed on the third fixed plate 241, and the second fixed block 242 is telescopically adjusted by a telescopic structure, and the limiting assembly 25 includes a vertical plate 251, and the vertical plate 251 is telescopically adjusted by the telescopic structure to adjust the position of the third clamping plate 252;

[0050] Among them, the auxiliary limiting assembly 21, the rotating assembly 23, the limiting clamping assembly 24 and the limiting assembly 25 are each provided with two groups and are symmetrically arranged about the central axis of the tubing head body 17. The motor on the second fixing plate 231 is a stepping motor, which is a prior art. The slide groove 215 and the support rod 214 are each provided with two groups, and the two groups of support rods 214 are slidably connected inside the slide groove 215.

[0051] Specifically, two groups of second fixing blocks 242 are provided, and the hydraulic cylinders in the two groups of second fixing blocks 242 drive the second clamping plates 243 to move relatively through the hydraulic rods to fix the tubing head body 17 or the welded parts, thereby ensuring stability. The second clamping plates 243 and the third clamping plates 252 are both arranged in an arc shape;

[0052] In the above scheme, with the assistance of the hydraulic cylinder on the rotating plate 22, the hydraulic rod is driven to move, thereby driving the third fixed plate 241 to move relatively. Finally, the third fixed plate 241 limits the tubing head body 17 or the welding part. With the assistance of the hydraulic cylinder in the second fixed block 242, the second clamping plate 243 is driven to move relatively. The second clamping plate 243 limits the welding part. With the assistance of the hydraulic cylinder on the vertical plate 251, the third clamping plate 252 is driven by the hydraulic rod to limit the tubing head body 17 forward and backward to avoid the movement of the tubing head body 17 and affect the welding quality. When the tubing head body 17 needs to be rotated, the hydraulic cylinder on the bottom plate 151 drives the first support plate 152 to move downward and align with the tubing head body through the hydraulic rod. The hydraulic cylinder on the vertical plate 251 drives the third clamping plate 252 to separate from the tubing head body 17 through the hydraulic rod, the electric telescopic rod 212 on the first fixed plate 211 drives the first clamping plate 213 to separate from the rotating plate 22, and the stepping motor on the second fixed plate 231 drives the gear 232 in the groove 233 to rotate, the gear 232 rotates to drive the rotating rack 234 to rotate, the rotating rack 234 rotates to drive the rotating plate 22 to rotate, the rotating plate 22 rotates the support rod 214 to slide in the slide groove 215, the rotating plate 22 rotates to drive the tubing head body 17 to rotate through the limit clamping assembly 24, so that the welding point can be checked with the assistance of the small camera 625, and the welding can be continued when the welding is not thorough, thereby increasing practicality.

[0053] like Figure 1 , Figure 2 and Figure 4 As shown, the upper side of the welding storage structure 1 is slidably connected to the automatic loading and unloading assembly 3 and the cleaning structure 4, the cleaning structure 4 is located on the right side of the automatic loading and unloading assembly 3, the automatic loading and unloading assembly 3 includes a first manipulator 31, a third fixed block 32 is fixed on the lower side of the first manipulator 31, the third fixed block 32 adjusts the position of the limit plate 33 through the telescopic structure, the cleaning structure 4 includes a first moving assembly 41, an air outlet assembly 42 is fixed on the first moving assembly 41 and is used for internal cleaning, the first moving assembly 41 includes a first motor box 411, a sliding plate 413 on a motor driving screw 412 in the first motor box 411 slides on the welding box 12, the air outlet assembly 42 includes a booster pump 421, the booster pump 421 is connected to a blowing nozzle 424 on a third support plate 423 through a first air pipe 422, and a second manipulator 425 is fixed on the third support plate 423;

[0054] Among them, the third fixed block 32 is arranged in an annular shape, and four groups of hydraulic cylinders are arranged in the third fixed block 32, and the four groups of hydraulic cylinders are symmetrically arranged about the central axis of the third fixed block 32. An anti-skid rubber pad is fixed on the limit plate 33 to play an anti-skid role. The first moving assembly 41 corresponding to the automatic loading and unloading assembly 3 is fixed on the upper side of the automatic loading and unloading assembly 3, and the automatic loading and unloading assembly 3 is located at the rear side of the cleaning structure 4;

[0055] Furthermore, the motor in the first motor box 411 is a stepper motor, which is the existing technology. Multiple groups of blowing nozzles 424 are evenly distributed on the third support plate 423. The multiple groups of blowing nozzles 424 work simultaneously to ensure the cleaning effect. The air inlet of the booster pump 421 is provided with an impurity filter to prevent impurities from entering the welding box 12 and affecting the cleaning effect.

[0056] In the preferred scheme of this embodiment, the screw rod 412 is driven to rotate with the assistance of the stepping motor in the first motor box 411 on the upper side of the automatic loading and unloading assembly 3, and the rotation of the screw rod 412 drives the sliding plate 413 to move, thereby adjusting the position of the automatic loading and unloading assembly 3, and the limiting plate 33 on the third fixed block 32 is driven to move to the inside of the tubing head body 17 with the assistance of the first manipulator 31, and the limiting plate 33 is driven by the hydraulic rod to move toward each other and limit the tubing head body 17 with the assistance of the hydraulic cylinder in the third fixed block 32, and the tubing head body 17 is limited, and the tubing head body 17 is unloaded with the assistance of the first manipulator 31, and the blowing nozzle 424 is driven to move left and right with the assistance of the cleaning structure 4, and the booster pump 421 pressurizes the filtered air and then enters the blowing nozzle 424 on the third support plate 423 through the first air pipe 422 and sprays it out for cleaning, and the position of the blowing nozzle 424 is adjusted with the assistance of the second manipulator 425.

[0057] like Figure 1 , Figure 2 and Figure 6 As shown, the welding storage structure 1 is connected to the exhaust gas treatment structure 5, and the exhaust gas treatment structure 5 includes a filter assembly 51, and the filter assembly 51 is connected to the second gas pipe 52 and the exhaust gas treatment assembly 53 and is used for exhaust gas treatment. The filter assembly 51 includes a filter screen 511, and a second motor box 512 is fixed on the filter screen 511. The motor in the second motor box 512 drives the cleaning brush 513 to rotate. The exhaust gas treatment assembly 53 includes a first exhaust gas box 531, and an activated carbon filter screen 532 is slidably connected in the first exhaust gas box 531. The first exhaust gas box 531 is connected to the second exhaust gas treatment box 533, and the upper side of the second exhaust gas treatment box 533 is threaded and sealed to the sealing cover 534;

[0058] Among them, two groups of filter components 51 are provided, and both groups of filter components 51 are connected to the second gas transmission pipe 52. Two groups of activated carbon filter nets 532 are provided, and the mesh density of the two groups of activated carbon filter nets 532 is different. An activated carbon bag is placed in the second exhaust gas treatment box 533 to ensure the exhaust gas treatment effect. The second exhaust gas treatment box 533 runs through the exhaust pipe, the exhaust pipe is connected to the circulation pipe, and the circulation pipe is connected to the first exhaust gas box 531. An exhaust gas detector is fixed in the exhaust pipe, and an electric sealing valve is fixed at the connection between the circulation pipe and the exhaust pipe;

[0059] In the preferred scheme of this embodiment, with the assistance of the air inlet fan in the second air supply pipe 52, the exhaust gas is filtered through the filter 511, and the filtered exhaust gas enters the first exhaust box 531 through the second air supply pipe 52. The exhaust gas is pretreated with the assistance of two groups of activated carbon filters 532 in the first exhaust box 531, and the pretreated exhaust gas enters the second exhaust treatment box 533, and is filtered again with the assistance of the activated carbon bag in the second exhaust treatment box 533. The filtered exhaust gas is discharged through the exhaust pipe, and the exhaust gas detector in the exhaust pipe detects the exhaust gas. Qualified gas is directly discharged, and unqualified gas enters the first exhaust box 531 through the circulation pipe for further treatment, thereby ensuring the exhaust gas treatment effect.

[0060] like Figure 2 , Figure 3 and Figure 7 As shown, a welding structure 6 is arranged on the right side of the clamping rotating structure 2, and the welding structure 6 is slidably connected to the welding storage structure 1. The welding structure 6 includes a second moving assembly 61, and a welding assembly 62 is fixed on the second moving assembly 61. The welding assembly 62 includes a third manipulator 621, and a fourth support plate 622 is fixed on one end of the third manipulator 621. A welding gun 623 is fixed on the fourth support plate 622, and a fifth support plate 624 is fixed on the upper side of the fourth support plate 622. A small camera 625 is embedded on the fifth support plate 624, and a third motor box 626 is embedded in the fifth support plate 624. The motor in the third motor box 626 drives the cleaning sponge 627 to rotate;

[0061] The second moving assembly 61 has the same structure as the first moving assembly 41. Two groups of the second moving assembly 61 are provided. The upper sides of the two groups of second moving assemblies 61 are both fixed with welding assemblies 62.

[0062] In the preferred scheme of this embodiment, the welding assembly 62 is moved to the desired position with the assistance of the second moving assembly 61, and the welding gun 623 on the fourth support plate 622 is moved with the assistance of the third manipulator 621, and the oil pipe head body 17 and the welding part are directly welded. With the assistance of the small camera 625 on the fifth support plate 624, real-time monitoring is performed during the welding operation, which is convenient for the background staff to observe. With the assistance of the motor in the third motor box 626 in the fifth support plate 624, the cleaning sponge 627 is driven to rotate to clean the surface of the small camera 625 to prevent impurities from clogging the small camera 625 and affecting the background staff's observation of the welding situation.

[0063] Working principle: When using the tubing head welding device with a clamping and rotating structure, an external power supply is connected, the tubing head body 17 is limitedly clamped and rotated with the assistance of the clamping and rotating structure 2, automatic loading and unloading is performed with the assistance of the automatic loading and unloading component 3, automatic cleaning is performed after the entire work is completed with the assistance of the cleaning structure 4, waste gas treatment is performed with the assistance of the waste gas treatment structure 5, and welding processing is performed with the assistance of the welding structure 6. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0064] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the protection content of the present invention.

[0065] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tubing head welding device with a clamping and rotating structure, characterized in that: The invention comprises a welding storage structure (1), a clamping rotating structure (2) is fixed on the lower side of the welding storage structure (1), an automatic loading and unloading component (3) and a cleaning structure (4) are slidably connected on the upper side of the welding storage structure (1), the cleaning structure (4) is located on the right side of the automatic loading and unloading component (3), the welding storage structure (1) is connected to the waste gas treatment structure (5), a welding structure (6) is arranged on the right side of the clamping rotating structure (2), and the welding structure (6) is slidably connected to the welding storage structure (1); The welding storage structure (1) comprises a bottom box (11), the upper side of the bottom box (11) is connected to a welding box (12), a material guide trough (13) is fixed inside the bottom box (11), a drawer box (14) is arranged below the material guide trough (13), a support assembly (15) is fixed on the inner wall of the bottom box (11), a tubing head body (17) is placed on the upper side of the support assembly (15), and a feed conveyor belt (18) and a discharge conveyor belt (19) are arranged on the left and right sides of the tubing head body (17); The support assembly (15) comprises a bottom plate (151), wherein the bottom plate (151) is telescopically adjustable to adjust the position of a first support plate (152) through a telescopic structure, and the first support plate (152) penetrates the second support plate (16); The cleaning structure (4) comprises a first movable assembly (41), on which an air outlet assembly (42) is fixed and used for internal cleaning; The first moving assembly (41) includes a first motor box (411), and a sliding plate (413) on a motor-driven screw rod (412) in the first motor box (411) slides on the welding box (12); The air outlet assembly (42) comprises a booster pump (421), the booster pump (421) is connected to an air blowing nozzle (424) on a third support plate (423) through a first air delivery pipe (422), and a second manipulator (425) is fixed on the third support plate (423); The waste gas treatment structure (5) comprises a filter assembly (51), the filter assembly (51) is connected to the second gas delivery pipe (52) and the waste gas treatment assembly (53) and is used for waste gas treatment; The filter assembly (51) comprises a filter screen (511), a second motor box (512) is fixed on the filter screen (511), and a motor in the second motor box (512) drives a cleaning brush (513) to rotate; The exhaust gas treatment component (53) comprises a first exhaust gas box (531), an activated carbon filter (532) is slidably connected inside the first exhaust gas box (531), the first exhaust gas box (531) is connected to a second exhaust gas treatment box (533), and a sealing cover (534) is threadedly sealed on the upper side of the second exhaust gas treatment box (533).

2. The oil pipe head welding device with a clamping and rotating structure according to claim 1, characterized in that: The clamping and rotating structure (2) comprises an auxiliary limiting component (21), the auxiliary limiting component (21) is slidably connected to a rotating plate (22), the rotating plate (22) is rotatably connected to a rotating component (23), the rotating component (23) adjusts the position of the limiting clamping component (24) by telescopic structure, and limiting components (25) are arranged on the front and rear sides of the limiting clamping component (24).

3. The oil pipe head welding device with a clamping and rotating structure according to claim 2 is characterized in that: The auxiliary limiting assembly (21) comprises a first fixing plate (211), on which an electric telescopic rod (212) and a support rod (214) are fixed, a first clamping plate (213) is fixed to the telescopic end of the electric telescopic rod (212), the support rod (214) is located on one side of the electric telescopic rod (212), and one end of the support rod (214) is slidably connected to a slide groove (215).

4. The oil pipe head welding device with a clamping and rotating structure according to claim 2 is characterized in that: The rotating assembly (23) comprises a second fixed plate (231), a motor is fixed on the second fixed plate (231) to drive a gear (232) to rotate, the gear (232) rotates to drive a rotating rack (234) to rotate, the rotating rack (234) is fixed on the rotating plate (22), and a groove (233) runs through the lower side of the gear (232).

5. The oil pipe head welding device with a clamping and rotating structure according to claim 2 is characterized in that: The position limiting clamping assembly (24) comprises a third fixing plate (241), a second fixing block (242) is fixed on the third fixing plate (241), and the second fixing block (242) is telescopically adjusted through a telescopic structure.

6. The oil pipe head welding device with a clamping and rotating structure according to claim 2, characterized in that: The position limiting assembly (25) comprises a vertical plate (251), and the vertical plate (251) is telescopically adjusted to adjust the position of the third clamping plate (252) through a telescopic structure.

7. The oil pipe head welding device with a clamping and rotating structure according to claim 1, characterized in that: The automatic loading and unloading assembly (3) comprises a first manipulator (31), a third fixed block (32) is fixed at the lower side of the first manipulator (31), and the third fixed block (32) is telescopically adjustable to adjust the position of a limit plate (33) through a telescopic structure.

8. The oil pipe head welding device with a clamping and rotating structure according to claim 1, characterized in that: The welding structure (6) comprises a second movable component (61), and a welding component (62) is fixed on the second movable component (61).

9. The oil pipe head welding device with a clamping and rotating structure according to claim 8, characterized in that: The welding assembly (62) comprises a third manipulator (621), one end of the third manipulator (621) is fixed to a fourth support plate (622), a welding gun (623) is fixed on the fourth support plate (622), a fifth support plate (624) is fixed on the upper side of the fourth support plate (622), a small camera (625) is embedded on the fifth support plate (624), a third motor box (626) is embedded in the fifth support plate (624), and a motor in the third motor box (626) drives the cleaning sponge (627) to rotate.

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