All-position automatic welding system for water-cooled wall boiler tube

Abstract

The all-position automatic welding system comprises a welding mechanism and the boiler pipe, an adjusting mechanism is arranged on the outer side of the welding mechanism, one end of the adjusting mechanism is connected with a turnover mechanism, a sleeving and supporting mechanism is arranged on the side face of the turnover mechanism, and the welding mechanism comprises a welding gun. The supporting air cylinders push the arc-shaped supporting frames to be close to the outer wall of the boiler pipe, the moving wheels make contact with the side supporting wheels to be supported on the outer wall of the boiler pipe, the boiler pipes with different calibers can be clamped and used conveniently through the telescopic effect of the supporting air cylinders, the application range of welding operation is widened, and self-adaptive welding operation is achieved; and through cooperation of the fixing base and the first U-shaped frame, a stable supporting effect is conveniently provided for installation of the moving wheels, the motor can stably drive the moving wheels to rotate, and the stable moving effect is achieved.

Description

Technical Field

[0001] The embodiments of the present invention belong to the technical field of mechanical automation equipment, and specifically relate to an all-position automatic welding system for water-cooled wall boiler tubes. Background Art

[0002] The water-cooled wall is the main heat-receiving part of the boiler. It consists of several rows of steel pipes distributed around the boiler furnace. It has flowing water or steam inside and receives heat from the flame of the boiler furnace from the outside. It mainly absorbs the radiation heat of the high-temperature combustion products in the furnace, and the working fluid moves upward in it and evaporates due to the heat.

[0003] At present, the welding involved in the installation and replacement of water-cooled wall boiler tubes is all manual welding, which requires the construction of scaffolding inside the furnace, a lot of preparation work, and the welding quality depends heavily on the level of the welder. Therefore, it is urgent to develop a full-position automatic welding system for boiler tube welding. Summary of the invention

[0004] The embodiment of the present invention aims to solve at least one of the technical problems existing in the prior art, and provides a full-position automatic welding system for water-cooled wall boiler tubes. It can not only realize welding automation, but also realize arc length tracking control and arc length swing function by automatically controlling the two-dimensional movement of the welding gun along the radial and axial directions of the boiler tubes. In addition, it is conducive to solving the problems of low work efficiency and low welding quality of existing manual welding. The embodiment of the present invention provides a full-position automatic welding system for water-cooled wall boiler tubes, including a welding mechanism and a boiler tube, an adjustment mechanism is arranged on the outside of the welding mechanism, one end of the adjustment mechanism is connected to a flip mechanism, and a sleeve support mechanism is arranged on the side of the flip mechanism; the welding mechanism includes a welding gun, one end of which is fixedly connected to a welding head; the basic function of welding can be provided by the cooperation of the welding gun and the welding head, the welding gun controls the movement trajectory and speed of the welding head, and when the two cooperate accurately, the welding head can move evenly along the predetermined weld path, and the welding gun can adjust welding parameters such as current, voltage, etc., and cooperate with the wire feeding speed, angle, etc. of the welding head. When the welding gun provides appropriate current and voltage, and the welding head feeds the welding material into the molten pool at an appropriate angle and wire feeding speed, the parent material and the welding material can be fully fused to achieve an appropriate fusion depth.

[0005] The sleeve support mechanism includes multiple support cylinders, the output end of the support cylinder is connected to an arc-shaped support frame, both ends of the arc-shaped support frame are provided with fixed seats, one end of the fixed seat is connected to a first U-shaped frame, one end of the first U-shaped frame is provided with a motor, and the inner side of the first U-shaped frame is provided with a moving wheel, both sides of the support cylinder are fixedly connected to side support frames, one end of the side support frame is fixedly connected to a second U-shaped frame, and the inner side of the second U-shaped frame is provided with a side support wheel, and the moving wheel and the side support wheel are both in contact with the outer wall of the boiler tube. The supporting cylinder drives the arc support frame to contract, which makes it convenient to arrange the outer support sleeve, the turning mechanism and the welding mechanism on the outside of the boiler tube, and then the supporting cylinder is used to push the arc support frame to the outer wall of the boiler tube, and the moving wheel is supported on the outer wall of the boiler tube by contacting the side support wheel. The telescopic effect of the supporting cylinder is convenient for clamping and using boiler tubes of different calibers, which is beneficial to improving the application range of welding operations, realizing adaptive welding operations, and improving the matching range. The fixed seat cooperates with the first U-shaped frame to provide stable support for the installation of the moving wheel, which is beneficial to the motor to stably drive the moving wheel to rotate and achieve a stable moving effect. At the same time, the side support frame is supported on both sides of the arc support frame, and cooperates with the second U-shaped frame to connect the side support wheel to form a side support effect, which is beneficial to provide effective side support stability during the support and movement process, further ensuring a stable welding effect, and preventing the problem of insufficient stability caused by the connection of the moving wheel alone, and shaking during the welding movement causing a decrease in welding quality.

[0006] Optionally, the adjustment mechanism includes a translation adjustment cylinder, one end of which is connected to a connecting support block, a height adjustment cylinder is installed on the side of the connecting support block, an output end of the height adjustment cylinder is connected to a mounting plate, and the bottom of the mounting plate is connected to the top of the welding gun. The translation adjustment cylinder provides a telescopic adjustment function, and the height adjustment cylinder is connected to the connecting support block, and the height adjustment cylinder is used to provide a lifting adjustment function, and one end of the height adjustment cylinder is connected to the welding gun through the mounting plate, thereby facilitating the telescopic adjustment of the translation adjustment cylinder during the welding process to facilitate the back and forth adjustment of the welding position, thereby increasing the welding range, and facilitating increasing the welding area, so that the welding effect is further improved.

[0007] Optionally, the flip mechanism includes an annular track groove, a transmission gear ring is arranged on the inner side of the annular track groove, a driving gear is meshedly connected to the outer side of the transmission gear ring, and a motor is arranged on the side of the driving gear. The welding mechanism and the adjustment mechanism are partially connected and installed through a connecting block to connect them to the flip mechanism, and the annular track groove is used to provide a mounting support, and the transmission gear ring is movably installed on the inner side of the annular track groove, and the outer wall of the transmission gear ring is distributed with teeth, which are meshed and connected with the teeth of the outer wall of the driving gear, and the driving gear is driven to rotate by the motor, which is conducive to driving the transmission gear ring to achieve the effect of rotation.

[0008] Optionally, the sleeve support mechanism further comprises an outer support sleeve, and the plurality of support cylinders are all installed through the outer support sleeve. The outer support sleeve provides an installation function and improves the stability of the installation.

[0009] Optionally, guide plates are provided on both sides of the height adjustment cylinder, guide sleeves are fixedly installed on both sides of the height adjustment cylinder, the guide plates are movable through the inner side of the guide sleeves, and a limit plate is provided on the top of the guide plates. The guide plates on both sides of the height adjustment cylinder are connected to the guide sleeves by sliding, which is conducive to providing a stable guiding effect during the lifting and lowering adjustment process.

[0010] Optionally, a mounting ring is fixedly mounted on one side of the annular track groove, and the motor is fixedly mounted on the outer side of the mounting ring. The mounting ring provides a side support connection function to ensure stability.

[0011] Optionally, telescopic guide rods are provided on both sides of the translation adjustment cylinder, and one end of the telescopic guide rods is fixedly connected to both sides of the connecting support block. The telescopic guide rods are provided on the outer sides of the translation adjustment cylinder and the connecting support block, which is conducive to providing a guiding effect during the telescopic adjustment process. Providing a guiding effect at multiple positions is conducive to further ensuring a stable welding effect, thereby further improving the welding performance and effectively improving the effect of the welding process.

[0012] Optionally, the other end of the translation adjustment cylinder is connected to a connection block, and the connection block is installed on one side of the transmission gear ring. The connection block facilitates providing a stable connection to the translation adjustment cylinder.

[0013] Compared with the related art, the present invention has the following beneficial effects: 1. In the present invention, the arc-shaped support frames are pushed toward the outer wall of the boiler tube by the support cylinders, and are supported on the outer wall of the boiler tube by the contact between the moving wheels and the side support wheels. The telescopic effect of the support cylinders is convenient for clamping and using boiler tubes of different calibers, which is beneficial to improving the applicable scope of welding operations, realizing adaptive welding operations, and improving the matching range. The fixed seat cooperates with the first U-shaped frame to provide stable support for the installation of the moving wheels, which is beneficial to the stable driving of the moving wheels to rotate by the motor and achieve a stable moving effect. At the same time, the side support frames are supported on both sides of the arc-shaped support frames, and cooperate with the second U-shaped frame to connect the side support wheels to form a side support effect, which is beneficial to provide effective side support stability during the support and movement process, further ensuring a stable welding effect, and preventing the problem of insufficient stability caused by the connection of the moving wheels alone, and shaking during the welding movement causing a decrease in welding quality.

[0014] 2. In the present invention, the function of telescopic adjustment is provided by the translation adjustment cylinder, and the height adjustment cylinder is connected with the connecting support block, and the height adjustment cylinder is used to provide the function of lifting and lowering adjustment, and one end of the height adjustment cylinder is connected to the welding gun through the mounting plate, so that it is convenient to use the telescopic adjustment of the translation adjustment cylinder to facilitate the back and forth adjustment of the welding position during the welding process, thereby improving the welding range, which is beneficial to increase the welding area, so that the welding effect is further improved, and the telescopic adjustment of the height adjustment cylinder is convenient to adjust the head position of the welding head according to the position where the pipeline needs to be welded, so that the head position of the welding head is close to the outer wall of the boiler tube, so as to achieve a stable welding effect. The guide plates and guide sleeves on both sides of the height adjustment cylinder are connected by sliding, which is beneficial to provide a stable guiding effect during the lifting and lowering adjustment process. The telescopic guide rod is arranged on the outer side of the translation adjustment cylinder and the connecting support block, which is beneficial to provide a guiding effect during the telescopic adjustment process. The guiding effect provided at multiple positions is beneficial to further ensure a stable welding effect, thereby further improving the welding performance and effectively improving the effect of the welding process. The connecting block is convenient for providing a stable connection to the translation adjustment cylinder.

[0015] 3. In the present invention, the welding mechanism and the adjusting mechanism are partially connected and installed through the connecting block, so that they are connected to the flipping mechanism, and the annular track groove is used to provide the function of installation support, and the transmission gear ring is movably installed on the inner side of the annular track groove, and the outer wall of the transmission gear ring is distributed with teeth, which are meshed and connected with the teeth of the outer wall of the driving gear, and the driving gear is driven to rotate by the motor, which is conducive to driving the transmission gear ring to realize the rotation. The rotation of the transmission gear ring can drive the connecting block and the welding mechanism and the adjusting mechanism connected thereto to flip synchronously, which facilitates the welding mechanism to achieve the effect of all-round welding on the outer wall of the boiler tube during the welding process, thereby improving the welding efficiency, and at the same time cooperates with part of the adjusting mechanism to provide the function of all-position welding.

[0016] In summary, the present invention can realize the automatic welding of pipelines with different diameters such as boiler tubes, eliminating the need to set up scaffolding in the furnace. Under the control of the control system, arc length tracking control, arc length swing, and real-time parameter adjustment in the welding process can be realized, which greatly improves the welding efficiency of boiler tubes and ensures the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a full-position automatic welding system for water-cooled wall boiler tubes of the present invention; Figure 2 It is a three-dimensional structural schematic diagram of another angle of a full-position automatic welding system for water-cooled wall boiler tubes of the present invention; Figure 3 It is a partial structural schematic diagram of a full-position automatic welding system for water-cooled wall boiler tubes of the present invention; Figure 4 For the present invention Figure 3 A is an enlarged structural diagram; Figure 5 It is a partially enlarged structural schematic diagram of a full-position automatic welding system for water-cooled wall boiler tubes of the present invention; Figure 6 For the present invention Figure 5 The enlarged structural diagram at B in FIG. Figure 7 The present invention is a partial cross-sectional structural schematic diagram of a full-position automatic welding system for water-cooled wall boiler tubes.

[0018] In the figure: 1. Welding mechanism; 101. Welding gun; 102. Welding head; 2. Adjusting mechanism; 201. Translational adjustment cylinder; 202. Connecting support block; 203. Height adjustment cylinder; 204. Guide plate; 205. Guide sleeve; 206. Mounting plate; 207. Telescopic guide rod; 208. Connecting block; 3. Flipping mechanism; 301. Annular track groove; 302. Transmission gear ring; 303. Driving gear; 304. Motor; 305. Mounting ring; 4. Sleeve support mechanism; 401. Support cylinder; 402. Arc support frame; 403. Fixed seat; 404. First U-shaped frame; 405. Motor; 406. Moving wheel; 407. Side support frame; 408. Second U-shaped frame; 409. Side support wheel; 410. External support sleeve; 5. Boiler tube. DETAILED DESCRIPTION

[0019] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] For example, Figures 1 to 7 As shown, a full-position automatic welding system for water-cooled wall boiler tubes includes a welding mechanism 1 and a boiler tube 5. An adjusting mechanism 2 is arranged outside the welding mechanism 1, one end of the adjusting mechanism 2 is connected to a flipping mechanism 3, and a sleeve support mechanism 4 is arranged on the side of the flipping mechanism 3. The welding mechanism 1 includes a welding gun 101, and one end of the welding gun 101 is fixedly connected to a welding head 102.

[0021] The sleeve support mechanism 4 includes a plurality of support cylinders 401, the output end of the support cylinder 401 is connected to an arc support frame 402, both ends of the arc support frame 402 are provided with a fixed seat 403, one end of the fixed seat 403 is connected to a first U-shaped frame 404, one end of the first U-shaped frame 404 is provided with a motor 405, a moving wheel 406 is provided inside the first U-shaped frame 404, side support frames 407 are fixedly connected to both sides of the support cylinder 401, one end of the side support frame 407 is fixedly connected to a second U-shaped frame 408, a side support wheel 409 is provided inside the second U-shaped frame 408, and the moving wheel 406 and the side support wheel 409 are both attached to the outer wall of the boiler tube 5. The sleeve support mechanism 4 also includes an outer support sleeve 410, and the plurality of support cylinders 401 are all installed through the outer support sleeve 410.

[0022] In this embodiment, the support is provided by the sleeve support mechanism 4, and the boiler tubes 5 of different diameters are supported, and the turning mechanism 3 is connected, and the turning mechanism 3 is connected to the welding mechanism 1 in cooperation with the adjustment mechanism 2, so that the welding mechanism 1 is arranged on the outside of the boiler tube 5, providing efficient welding work. Before the welding work, the support cylinder 401 drives the arc support frame 402 to contract, so that the outer support sleeve 410, the turning mechanism 3 and part of the welding mechanism 1 are conveniently sleeved on the outside of the boiler tube 5, and then the support cylinder 401 is used to push the arc support frame 402 to the outer wall of the boiler tube 5, and the moving wheel 406 and the side support wheel 409 are contacted to support the outer wall of the boiler tube 5. The telescopic effect of the support cylinder 401 is convenient for clamping and using boiler tubes 5 of different diameters, which is beneficial to improving the application range of the welding operation, realizing adaptive welding operation, and improving the matching range. The fixing seat 403 cooperates with the first U-shaped frame 404 to provide stable support for the installation of the moving wheel 406, which is conducive to the stable driving of the moving wheel 406 by the motor 405 to rotate, thereby achieving a stable moving effect. At the same time, the side support frame 407 is supported on both sides of the arc support frame 402, and cooperates with the second U-shaped frame 408 to connect the upper side support wheel 409 to form a side support effect, which is conducive to providing effective side support stability during the support and movement process, further ensuring a stable welding effect, and preventing the problem of insufficient stability caused by the connection of the moving wheel 406, and shaking during the welding movement, which causes a decrease in welding quality.

[0023] For example, Figure 4 and Figure 6 As shown, the adjustment mechanism 2 includes a translation adjustment cylinder 201, one end of which is connected to a connecting support block 202, a height adjustment cylinder 203 is installed on the side of the connecting support block 202, the output end of the height adjustment cylinder 203 is connected to a mounting plate 206, and the bottom of the mounting plate 206 is connected to the top of the welding gun 101. Guide plates 204 are arranged on both sides of the height adjustment cylinder 203, guide sleeves 205 are fixedly installed on both sides of the height adjustment cylinder 203, the guide plates 204 are movable and penetrate the inner side of the guide sleeves 205, and a limit plate is arranged on the top of the guide plates 204. Telescopic guide rods 207 are arranged on both sides of the translation adjustment cylinder 201, and one end of the telescopic guide rods 207 is fixedly connected to both sides of the connecting support block 202. The other end of the translation adjustment cylinder 201 is connected to a connecting block 208, and the connecting block 208 is installed on one side of the transmission gear ring 302.

[0024] In this embodiment, the telescopic adjustment function is provided by the translation adjustment cylinder 201, and the height adjustment cylinder 203 is connected to the connecting support block 202, and the height adjustment cylinder 203 is used to provide the lifting and lowering adjustment function, and one end of the height adjustment cylinder 203 is connected to the welding gun 101 through the mounting plate 206, thereby facilitating the telescopic adjustment of the translation adjustment cylinder 201 during the welding process to facilitate the back and forth adjustment of the welding position, thereby increasing the welding range, which is beneficial to increasing the welding area, and further improving the welding effect. The telescopic adjustment of the height adjustment cylinder 203 facilitates the adjustment of the head position of the welding head 102 according to the position where the pipeline needs to be welded, so that the head position of the welding head 102 is close to the outer wall of the boiler tube 5, achieving a stable welding effect. The guide plates 204 and guide sleeves 205 on both sides of the height adjustment cylinder 203 are slidably connected, which is beneficial to providing a stable guiding effect during the lifting and lowering adjustment process. The telescopic guide rod 207 is arranged on the outer side of the translation adjustment cylinder 201 and the connecting support block 202, which is beneficial to providing a guiding effect during the telescopic adjustment process. Providing guiding effects at multiple positions is beneficial to further ensure a stable welding effect, thereby achieving further improvement in welding performance and effectively improving the effect of welding processing. The connecting block 208 facilitates providing a stable connection to the translation adjustment cylinder 201.

[0025] Furthermore, the welding system also includes a controller and two control air circuits. The controller controls the height adjustment cylinder and the translation adjustment cylinder respectively through the two control air circuits, so as to realize the two-dimensional movement of the welding mechanism 1 along the axial and radial directions of the pipeline during welding through a preset program in the controller, thereby realizing the arc length tracking and arc length swinging functions of the welding arc.

[0026] For example, Figure 5 and Figure 6 As shown, the flip mechanism 3 includes an annular track groove 301, a transmission gear ring 302 is arranged inside the annular track groove 301, a driving gear 303 is meshedly connected to the outside of the transmission gear ring 302, and a motor 304 is arranged on the side of the driving gear 303. A mounting ring 305 is fixedly installed on one side of the annular track groove 301, and the motor 304 is fixedly installed on the outside of the mounting ring 305.

[0027] In this embodiment, the welding mechanism 1 and the adjusting mechanism 2 are partially connected and installed by the connecting block 208, so that they are connected to the flipping mechanism 3, and the annular track groove 301 is used to provide the function of installation support, and the transmission gear ring 302 is movably installed on the inner side of the annular track groove 301, and the outer wall of the transmission gear ring 302 is distributed with teeth, which are meshed and connected with the teeth of the outer wall of the driving gear 303, and the driving gear 303 is driven to rotate by the motor 304, which is conducive to driving the transmission gear ring 302 to achieve the effect of rotation. The rotation of the transmission gear ring 302 can drive the connecting block 208 and the welding mechanism 1 and the adjusting mechanism 2 connected thereto to flip synchronously, which facilitates the welding mechanism 1 to achieve the effect of all-round welding on the outer wall of the boiler tube 5 during the welding process, thereby improving the welding efficiency, and at the same time cooperates with the part of the adjusting mechanism 2 to provide the effect of all-position welding.

[0028] When the full-position automatic welding system for water-cooled wall boiler tubes of the embodiment of the present invention is used, first, the sleeve support mechanism 4 provides erection support, cooperates with boiler tubes 5 of different calibers for support, and connects the flip mechanism 3, and the flip mechanism 3 is connected to the welding mechanism 1 in cooperation with the adjustment mechanism 2, so that the welding mechanism 1 is arranged on the outside of the boiler tube 5, providing efficient welding work. Before welding work, the support cylinder 401 drives the arc support frame 402 to shrink, so that the outer support sleeve 410, the flip mechanism 3 and part of the welding mechanism 1 are conveniently sleeved on the outside of the boiler tube 5, and then the support cylinder 401 is used to push the arc support frame 402 to approach the outer wall of the boiler tube 5, and the moving wheel 406 is contacted with the side support wheel 409 to support the outer wall of the boiler tube 5. The telescopic effect of the support cylinder 401 is convenient for clamping and using boiler tubes 5 of different calibers, which is conducive to improving the applicable scope of welding operation, realizing adaptive welding operation, and improving the matching range. The fixing seat 403 cooperates with the first U-shaped frame 404 to provide stable support for the installation of the moving wheel 406, which is beneficial for the motor 405 to stably drive the moving wheel 406 to rotate and achieve a stable movement effect. At the same time, the side support frame 407 is supported on both sides of the arc support frame 402, and cooperates with the second U-shaped frame 408 to connect the upper side support wheel 409 to form a side support effect, which is beneficial to provide effective side support stability during the support and movement process, further ensure a stable welding effect, and prevent the lack of stability caused by only the connection of the moving wheel 406.

[0029] The translation adjustment cylinder 201 provides the function of telescopic adjustment, and the height adjustment cylinder 203 is connected with the connecting support block 202, and the height adjustment cylinder 203 is used to provide the function of lifting and lowering adjustment, and one end of the height adjustment cylinder 203 is connected and installed on the welding gun 101 through the mounting plate 206, so that it is convenient to use the telescopic adjustment of the translation adjustment cylinder 201 to facilitate the back and forth adjustment of the welding position during the welding process, thereby increasing the welding range, which is conducive to increasing the welding area, and further improving the welding effect. The telescopic adjustment of the height adjustment cylinder 203 is convenient for adjusting the head position of the welding head 102 according to the position where the pipeline needs to be welded, so that the head position of the welding head 102 is close to the outer wall of the boiler tube 5, and a stable welding effect is achieved. The guide plates 204 and the guide sleeves 205 on both sides of the height adjustment cylinder 203 are connected by sliding, which is conducive to providing a stable guiding effect during the lifting and lowering adjustment process. The telescopic guide rod 207 is arranged on the outside of the translation adjustment cylinder 201 and the connecting support block 202, which is beneficial to providing a guiding effect during the telescopic adjustment process. Providing a guiding effect at multiple positions is beneficial to further ensure a stable welding effect, thereby further improving the welding performance and effectively improving the welding processing effect. The connecting block 208 facilitates providing a stable connection to the translation adjustment cylinder 201.

[0030] The welding mechanism 1 and the adjusting mechanism 2 are partially connected and installed through the connecting block 208, so that they are connected to the flipping mechanism 3, and the annular track groove 301 is used to provide the function of installation support, and the transmission gear ring 302 is movably installed on the inner side of the annular track groove 301, and the outer wall of the transmission gear ring 302 is distributed with teeth, which are meshed and connected with the teeth of the outer wall of the driving gear 303, and the driving gear 303 is driven to rotate by the motor 304, which is conducive to driving the transmission gear ring 302 to realize the rotation effect. The rotation of the transmission gear ring 302 can drive the connecting block 208 and the welding mechanism 1 and the adjusting mechanism 2 connected thereto to flip synchronously, which is convenient for the welding mechanism 1 to achieve the effect of all-round welding on the outer wall of the boiler tube 5 during the welding process, thereby improving the welding efficiency, and at the same time cooperating with part of the adjusting mechanism 2 to provide the function of all-position welding.

[0031] In the description of the present application, it should be understood that the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium. It can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0034] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0035] The various embodiments or implementation methods in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments can be referenced to each other.

[0036] It should be noted that the embodiments represented by "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments", etc. mentioned in the specification may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, such phrases do not necessarily refer to the same embodiment. In addition, when describing specific features, structures or characteristics in conjunction with an embodiment, it is within the knowledge of those skilled in the art to implement such features, structures or characteristics in conjunction with other embodiments that are explicitly or not explicitly described.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the above embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the above embodiments can still be modified, or some or all of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An all-position automatic welding system for water-cooled wall boiler tubes, comprising a welding mechanism and a boiler tube, characterized in that: An adjusting mechanism is arranged on the outside of the welding mechanism, one end of the adjusting mechanism is connected to a flipping mechanism, and a sleeve supporting mechanism is arranged on the side of the flipping mechanism; the welding mechanism comprises a welding gun, one end of which is fixedly connected to a welding head; The sleeve support mechanism includes multiple support cylinders, the output end of the support cylinder is connected to an arc-shaped support frame, both ends of the arc-shaped support frame are provided with fixed seats, one end of the fixed seat is connected to a first U-shaped frame, one end of the first U-shaped frame is provided with a motor, and the inner side of the first U-shaped frame is provided with a moving wheel, both sides of the support cylinder are fixedly connected to side support frames, one end of the side support frame is fixedly connected to a second U-shaped frame, and the inner side of the second U-shaped frame is provided with a side support wheel, and the moving wheel and the side support wheel are both in contact with the outer wall of the boiler tube.

2. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 1 is characterized in that: The adjustment mechanism includes a translation adjustment cylinder, one end of which is connected to a connecting support block, a height adjustment cylinder is installed on the side of the connecting support block, an output end of the height adjustment cylinder is connected to a mounting plate, and the bottom of the mounting plate is connected to the top of the welding gun.

3. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 2 is characterized in that: The flip mechanism comprises an annular track groove, a transmission gear ring is arranged inside the annular track groove, a driving gear is meshedly connected to the outside of the transmission gear ring, and a motor is arranged on the side of the driving gear.

4. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 1 is characterized in that: The sleeve support mechanism also includes an outer support sleeve, and the plurality of support cylinders are all installed through the outer support sleeve.

5. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 2 is characterized in that: Guide plates are arranged on both sides of the height adjustment cylinder, guide sleeves are fixedly installed on both sides of the height adjustment cylinder, the guide plates are movably inserted through the inner side of the guide sleeves, and a limiting plate is arranged on the top of the guide plates.

6. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 3, characterized in that: A mounting ring is fixedly mounted on one side of the annular track groove, and the motor is fixedly mounted on the outer side of the mounting ring.

7. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 5, characterized in that: Telescopic guide rods are arranged on both sides of the translation adjustment cylinder, and one end of the telescopic guide rod is fixedly connected to both sides of the connecting support block.

8. The all-position automatic welding system for water-cooled wall boiler tubes according to claim 3 is characterized in that: The other end of the translation adjustment cylinder is connected with a connecting block, and the connecting block is installed on one side of the transmission gear ring.

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