Automatic welding device for shell ring

Abstract

The invention discloses an automatic shell ring welding device which comprises a bottom plate, a combination assembly is arranged on the bottom plate, fixing assemblies are arranged at the top of the combination assembly, a welding assembly is arranged between the two fixing assemblies and comprises a rotating gear ring, and a connecting block is fixedly installed on the inner side of the rotating gear ring. A welding head is fixedly mounted at the bottom of the rotating gear ring, and the rotating gear ring is located on the outer side of the joint of the two shell rings. According to the automatic welding device for the shell ring, synchronous movement of the clamping plates is achieved through movement of the threaded barrel, the clamping plates synchronously move towards the inner side and synchronously extrude and clamp the outer side of the shell ring, clamping of the shell ring is achieved through extrusion and clamping of the clamping plates, and it is guaranteed that the movement distances of the clamping plates are the same through synchronous movement of the clamping plates during clamping; therefore, it can be guaranteed that the shell ring is clamped and fixed to the position concentric with the fixing barrel, and the effect of clamping and fixing the shell rings of different sizes is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of cylinder section welding, in particular to an automatic cylinder section welding device. Background Art

[0002] "Cylinder segment" is a commonly used term in industrial manufacturing, especially in the field of pressure vessel manufacturing. Cylinder segment usually refers to a cylindrical cylinder segment formed by rolling, welding and other processes. It is one of the main components of pressure vessels, pipelines and other equipment. During the manufacturing process, multiple cylinder segments can be connected by welding and other methods to form a complete cylinder structure.

[0003] Cylinder segment welding is the welding process of connecting two or more cylinder segments together. When welding the cylinder segments, the end faces of the two cylinder segments need to be aligned. After alignment, the connection between the two cylinder segments is welded by a welding device. When fixing the cylinder segments, the existing fixing devices are inconvenient when facing cylinder segments of different sizes, and the entire cylinder segment needs to be rotated multiple times during welding to complete the welding of the entire cylinder segment.

[0004] To this end, the present invention provides a cylinder segment automatic welding device to solve the above-mentioned problem. Summary of the invention

[0005] In view of the deficiencies of the prior art, the present invention provides an automatic cylinder segment welding device, which solves the problem that the existing fixing device is inconvenient to fix when facing cylinder segments of different sizes, and the entire cylinder segment needs to be rotated multiple times during welding to complete the welding of the entire cylinder segment.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: an automatic welding device for a cylinder section, comprising a base plate, a combination component is provided on the base plate, a fixing component is provided on the top of the combination component, a welding component is provided between the two fixing components, a cylinder section is provided inside the fixing component and the welding component, the fixing component comprises a fixing cylinder, a first screw is rotatably connected to the inner side of the fixing cylinder, a threaded cylinder is threaded on the outer side of the first screw, a splint is fixedly installed on the inner end of the threaded cylinder, a telescopic rod is fixedly installed between the outer side of the splint and the inner wall of the fixing cylinder, the splint is attached to the outer side of the cylinder section, the welding component comprises a rotating gear ring, a connecting block is fixedly installed on the inner side of the rotating gear ring, a welding head is fixedly installed on the bottom of the rotating gear ring, and the rotating gear ring is located on the outer side of the connection between the two cylinder sections.

[0007] Preferably: the combined assembly includes a movable plate, the movable plate is slidably connected to the top of the base plate, a support plate is fixedly installed on the top of the movable plate, the fixed cylinder is fixedly installed on the bottom of the support plate, two side plates are fixedly installed on the top of the base plate, a second screw is rotatably connected between the two side plates, and the second screw is threadedly connected and passes through the inside of the two movable plates.

[0008] Preferably: the threads on both sides of the center of the second screw have different rotation directions, and the two movable plates are respectively screwed on the outside of the two threads of the second screw with different rotation directions. A third motor is fixedly installed on the right side of the right side plate, and the output end of the third motor movably passes through the inside of the side plate and is fixedly connected to the second screw.

[0009] Preferably, a rotating rod is rotatably connected to the outer side of the fixed cylinder, the inner end of the rotating rod movably penetrates the inner wall of the fixed cylinder and is fixedly connected to the corresponding first screw rod, and the outer end of the rotating rod is fixedly mounted with a first bevel gear.

[0010] Preferably: two limiting rings are fixedly installed on the outer end of the fixed cylinder, and the outer side of the fixed cylinder is rotatably connected to a bevel gear ring, the bevel gear ring is located between the two limiting rings, the two limiting rings are respectively attached to both sides of the bevel gear ring, and the first bevel gears are meshed with the bevel gear rings.

[0011] Preferably, a first motor is fixedly mounted on the top of the movable plate, a second bevel gear is fixedly mounted on the output end of the first motor, and the second bevel gear is meshed with a corresponding bevel gear ring.

[0012] Preferably, the welding assembly comprises a horizontal plate, a vertical plate is fixedly mounted on the bottom of the horizontal plate, the vertical plate is fixedly mounted on the top of the bottom plate, and the two vertical plates are respectively located at the front and rear sides of the second screw rod.

[0013] Preferably, two top plates are fixedly mounted on the top of the transverse plate, side rings are fixedly mounted on the top of the top plates, annular grooves are provided on both left and right sides of the rotating gear ring, and the side rings are rotatably connected inside the corresponding annular grooves.

[0014] Preferably, a second motor is fixedly mounted on the top of the transverse plate, a gear is fixedly mounted on the output end of the second motor, and the gear is meshed with a corresponding rotating gear ring. Beneficial Effects

[0015] The present invention provides a cylinder section automatic welding device. Compared with the prior art, it has the following beneficial effects: 1. The automatic welding device for cylinder sections realizes synchronous movement of the clamping plate by moving the threaded cylinder. The clamping plate is limited by the telescopic rod when moving. The equipment of the telescopic rod ensures that the clamping plate can move normally inward and outward. The clamping plate moves synchronously inward and is synchronously squeezed and clamped on the outside of the cylinder section. The clamping of the cylinder section is realized by squeezing and clamping the clamping plate. During clamping, the synchronous movement of the clamping plate ensures that the moving distance of each clamping plate is the same, so that the cylinder section can be clamped and fixed at a position concentric with the fixed cylinder, thereby achieving the effect of clamping and fixing cylinder sections of different sizes.

[0016] 2. The automatic cylinder segment welding device starts the welding head to weld the connection of the inner cylinder segment. During welding, the welding head is driven to rotate along the outer side of the cylinder segment connection by rotating the gear ring. The welding head rotates along the cylinder segment connection to achieve self-welding of the entire cylinder segment connection, thus solving the problem of needing to flip the cylinder segment multiple times during the rear side of the cylinder segment welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a three-dimensional diagram of the external structure of the present invention; Figure 2 It is a side perspective view of the overall structure of the present invention; Figure 3 It is a front part structural stereogram of the present invention; Figure 4 It is a side partial structural stereogram of the present invention; Figure 5 It is a three-dimensional diagram of the overall structure of the fixing assembly of the present invention; Figure 6 The present invention Figure 5 A magnified view of the structure at center; Figure 7 It is a three-dimensional diagram of the left side structure of the fixing assembly of the present invention; Figure 8 It is a three-dimensional diagram of the right side structure of the fixing assembly of the present invention; Fig. 9 is a right side structural stereogram of the welding assembly of the present invention; Fig.10 It is a three-dimensional diagram of the left side structure of the welding assembly of the present invention.

[0019] In the figure: 1. bottom plate; 2. fixing assembly; 21. support plate; 22. fixing cylinder; 23. clamping plate; 24. bevel gear ring; 25. limiting ring; 26. first bevel gear; 27. rotating rod; 28. first screw rod; 29. ​​threaded cylinder; 210. telescopic rod; 211. first motor; 212. second bevel gear; 3. welding assembly; 31. horizontal plate; 32. vertical plate; 33. top plate; 34. side ring; 35. rotating gear ring; 36. connecting block; 37. welding head; 38. second motor; 39. gear; 4. combined assembly; 41. moving plate; 42. second screw rod; 43. side plate; 44. third motor; 5. cylinder section. DETAILED DESCRIPTION

[0020] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present application. The terms "install", "connect", and "connected" 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 direct connection, or an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0021] The present application is further described in detail below through drawings and examples.

[0022] Reference Figures 1 to 10 The embodiment of the present application provides an automatic welding device for a cylinder segment, comprising a base plate 1, a combination component 4 is provided on the base plate 1, a fixing component 2 is provided on the top of the combination component 4, a welding component 3 is provided between the two fixing components 2, a cylinder segment 5 is provided inside the fixing component 2 and the welding component 3, the fixing component 2 comprises a fixing cylinder 22, a first screw rod 28 is rotatably connected to the inner side of the fixing cylinder 22, a threaded cylinder 29 is screwed to the outer side of the first screw 28, a clamping plate 23 is fixedly installed on the inner side end of the threaded cylinder 29, a telescopic rod 210 is fixedly installed between the outer side of the clamping plate 23 and the inner wall of the fixing cylinder 22, the clamping plate 23 is attached to the outer side of the cylinder segment 5, the welding component 3 comprises a rotating gear ring 35, a connecting block 36 is fixedly installed on the inner side of the rotating gear ring 35, a welding head 37 is fixedly installed on the bottom of the rotating gear ring 35, and the rotating gear ring 35 is located on the outer side of the connection between the two cylinder segments 5.

[0023] The combined component 4 includes a moving plate 41, which is slidably connected to the top of the bottom plate 1, a support plate 21 is fixedly installed on the top of the moving plate 41, a fixed cylinder 22 is fixedly installed on the bottom of the support plate 21, and two side plates 43 are fixedly installed on the top of the bottom plate 1. A second screw 42 is rotatably connected between the two side plates 43, and the second screw 42 is screwed through the inside of the two moving plates 41. The threads on both sides of the center of the second screw 42 have different rotation directions, and the two moving plates 41 are screwed on the outside of the two different thread rotation directions of the second screw 42, respectively. A third motor 44 is fixedly installed on the right side of the right side plate 43, and the output end of the third motor 44 movably passes through the inside of the side plate 43 and is fixedly connected to the second screw 42.

[0024] The outer side of the fixed cylinder 22 is rotatably connected with a rotating rod 27, the inner side end of the rotating rod 27 movably penetrates the inner wall of the fixed cylinder 22 and is fixedly connected with the corresponding first screw 28, and the outer side end of the rotating rod 27 is fixedly installed with a first bevel gear 26. Two limiting rings 25 are fixedly installed on the outer side of the fixed cylinder 22, and the outer side of the fixed cylinder 22 is rotatably connected with a bevel gear ring 24, which is located between the two limiting rings 25, and the two limiting rings 25 are respectively attached to the two sides of the bevel gear ring 24, and the first bevel gear 26 is meshed with the bevel gear ring 24. The top of the movable plate 41 is fixedly installed with a first motor 211, and the output end of the first motor 211 is fixedly installed with a second bevel gear 212, and the second bevel gear 212 is meshed with the corresponding bevel gear ring 24.

[0025] In this embodiment, when fixing the barrel section 5, the barrel section 5 is first placed inside the fixed barrel 22 and inserted between the clamping plates 23. Then, the second bevel gear 212 is driven to rotate by starting the first motor 211. The rotation of the second bevel gear 212 can drive the bevel gear ring 24 to rotate between the two limit rings 25. The rotation of the bevel gear ring 24 can drive the multiple first bevel gears 26 on the outside to rotate synchronously. The rotation of the first bevel gear 26 can drive the rotating rod 27 on the inside to rotate. The rotation of the rotating rod 27 can drive the internal first screw 28 to rotate synchronously. The first screw 28 rotates synchronously and cooperates with the telescopic rod 210 to limit the rotation direction of the clamping plate 23. The rotation of the first screw 28 can realize that the threaded barrel 29 is driven to move along the direction of the first screw 28 while the first screw 28 rotates, thereby realizing the synchronous movement of the clamping plate 23 through the movement of the threaded barrel 29. When the clamping plate 23 moves, the telescopic rod 210 limits the clamping plate 23. The equipment of the telescopic rod 210 ensures that the clamping plate 23 The plate 23 can move inward and outward normally, and can be synchronously moved inward by the clamping plate 23, and synchronously squeezed and clamped on the outside of the barrel section 5. The barrel section 5 is clamped by the squeezing and clamping of the clamping plate 23, and the synchronous movement of the clamping plate 23 during clamping ensures that the moving distance of each clamping plate 23 is the same, thereby ensuring that the barrel section 5 is clamped and fixed at a position concentric with the fixed barrel 22, thereby achieving the effect of clamping and fixing barrel sections 5 of different sizes, and by making the barrel section 5 after clamping be concentric with the fixed barrel 22, it can be ensured that the barrel sections 5 on the left and right sides can be completely aligned and fitted when aligned, and after the barrel sections 5 on both sides are fixed, the second screw 42 is driven to rotate by starting the third motor 44, and the rotation of the second screw 42 can drive the two movable plates 41 thereon to move in the opposite direction synchronously, and the synchronous reverse movement of the movable plate 41 can drive the fixed barrel 22 thereon and the internal barrel section 5 to approach synchronously, thereby achieving the effect of combining the two barrel sections 5.

[0026] Reference Figures 1 to 10In one aspect of this embodiment, the welding assembly 3 includes a horizontal plate 31, a vertical plate 32 is fixedly installed at the bottom of the horizontal plate 31, and the vertical plate 32 is fixedly installed on the top of the bottom plate 1. The two vertical plates 32 are respectively located on the front and rear sides of the second screw 42.

[0027] Two top plates 33 are fixedly mounted on the top of the horizontal plate 31, and a side ring 34 is fixedly mounted on the top of the top plate 33. Annular grooves are provided on both sides of the rotating gear ring 35, and the side ring 34 is rotatably connected inside the corresponding annular grooves. A second motor 38 is fixedly mounted on the top of the horizontal plate 31, and a gear 39 is fixedly mounted on the output end of the second motor 38, and the gear 39 is meshed with the corresponding rotating gear ring 35.

[0028] In this embodiment, after the barrel segments 5 on both sides are assembled, the second motor 38 is started to drive the gear 39 to rotate. The rotation of the gear 39 can drive the rotating gear ring 35 to rotate. When the rotating gear ring 35 rotates, the side rings 34 on both sides are simultaneously inserted into the annular grooves on both sides of the rotating gear ring 35, so that the rotating gear ring 35 is suspended between the two side rings 34, and the rotating gear ring 35 can be driven to rotate by the rotation of the gear 39. The rotating gear ring 35 can drive the inner connecting block 36 and the welding head 37 to rotate. By starting the welding head 37, the connection of the inner barrel segment 5 is welded by the welding head 37. During welding, the rotating gear ring 35 drives the welding head 37 to rotate along the outer side of the connection of the barrel segment 5. The welding head 37 rotates along the connection of the barrel segment 5 to realize automatic welding of the entire connection of the barrel segment 5, which solves the problem of needing to flip the barrel segment 5 many times during welding of the rear side of the barrel segment 5.

[0029] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0030] Working principle: when fixing the barrel section 5, first place the barrel section 5 inside the fixed barrel 22 and insert it between the clamping plates 23, then start the first motor 211 to drive the second bevel gear 212 to rotate, the rotation of the second bevel gear 212 can drive the bevel gear ring 24 to rotate between the two limit rings 25, the rotation of the bevel gear ring 24 can drive the multiple first bevel gears 26 on the outside to rotate synchronously, the rotation of the first bevel gear 26 can drive the inner rotating rod 27 to rotate, the rotation of the rotating rod 27 can drive the internal first screw 28 to rotate synchronously, the first screw 28 rotates synchronously and cooperates with the telescopic rod 210 to limit the rotation direction of the clamping plate 23, so that the first screw 28 can rotate while driving the threaded barrel 2 9 moves along the direction of the first screw rod 28, so that the synchronous movement of the clamping plate 23 is realized by the movement of the threaded cylinder 29. When the clamping plate 23 moves, the clamping plate 23 is limited by the telescopic rod 210. The equipment of the telescopic rod 210 ensures that the clamping plate 23 can move normally inward and outward. The clamping plate 23 moves inward synchronously and is squeezed and clamped on the outside of the barrel section 5 synchronously. The barrel section 5 is clamped by the squeezing and clamping of the clamping plate 23. When clamping, the synchronous movement of the clamping plate 23 ensures that the moving distance of each clamping plate 23 is the same, so that the barrel section 5 can be clamped and fixed at a position concentric with the fixed cylinder 22, thereby achieving the effect of clamping and fixing barrel sections 5 of different sizes, and after clamping, The barrel section 5 is concentric with the fixed barrel 22, which can ensure that the barrel sections 5 on the left and right sides can be completely aligned and fitted when aligned, and after the barrel sections 5 on both sides are fixed, the third motor 44 is started to drive the second screw 42 to rotate, and the rotation of the second screw 42 can drive the two movable plates 41 thereon to move synchronously in the opposite direction, and the synchronous reverse movement of the movable plate 41 can drive the fixed barrel 22 thereon and the inner barrel section 5 to move synchronously close, thereby achieving the effect of combining the two barrel sections 5; after the barrel sections 5 on both sides are combined, the second motor 38 is started to drive the gear 39 to rotate, and the rotation of the gear 39 can drive the rotating gear ring 35 to rotate, and when the rotating gear ring 35 rotates, the side rings 34 on both sides simultaneously It is inserted into the annular grooves on both sides of the rotating gear ring 35, so that the rotating gear ring 35 is suspended between the two side rings 34, and the rotating gear ring 35 can be driven to rotate by the rotation of the gear 39. The rotating gear ring 35 can drive the inner connecting block 36 and the welding head 37 to rotate. By starting the welding head 37, the connection of the inner cylinder segment 5 is welded by the welding head 37. During welding, the rotating gear ring 35 drives the welding head 37 to rotate along the outer side of the connection of the cylinder segment 5. The welding head 37 rotates along the connection of the cylinder segment 5 to automatically weld the entire connection of the cylinder segment 5, which solves the problem of turning the cylinder segment 5 many times during welding of the rear side of the cylinder segment 5.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although the embodiments of the present application 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 application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cylinder section automatic welding device, comprising a base plate (1), characterized in that: The bottom plate (1) is provided with a combination component (4), a fixing component (2) is provided on the top of the combination component (4), a welding component (3) is provided between the two fixing components (2), a cylinder section (5) is provided inside the fixing component (2) and the welding component (3), the fixing component (2) comprises a fixing cylinder (22), a first screw rod (28) is rotatably connected to the inner side of the fixing cylinder (22), a threaded cylinder (29) is threadedly connected to the outer side of the first screw rod (28), and the threaded cylinder (29) ) is fixedly mounted on the inner end of the fixed tube (22), a telescopic rod (210) is fixedly mounted between the outer side of the fixed tube (22) and the inner wall of the fixed tube (22), the fixed tube (23) is attached to the outer side of the tube section (5), the welding assembly (3) comprises a rotating gear ring (35), a connecting block (36) is fixedly mounted on the inner side of the rotating gear ring (35), a welding head (37) is fixedly mounted on the bottom of the rotating gear ring (35), and the rotating gear ring (35) is located on the outer side of the connection between the two tube sections (5).

2. The cylinder section automatic welding device according to claim 1, characterized in that: The combined component (4) comprises a movable plate (41), the movable plate (41) being slidably connected to the top of the bottom plate (1), a support plate (21) being fixedly mounted on the top of the movable plate (41), the fixed cylinder (22) being fixedly mounted on the bottom of the support plate (21), two side plates (43) being fixedly mounted on the top of the bottom plate (1), a second screw rod (42) being rotatably connected between the two side plates (43), and the second screw rod (42) being screwed and penetrating the interior of the two movable plates (41).

3. The automatic welding device for cylinder sections according to claim 2 is characterized in that: The threads on both sides of the center of the second screw (42) have different rotation directions, and the two movable plates (41) are respectively screwed to the outer sides of the two threads of the second screw (42) with different rotation directions. A third motor (44) is fixedly installed on the right side of the right side plate (43), and the output end of the third motor (44) movably passes through the inside of the side plate (43) and is fixedly connected to the second screw (42).

4. The automatic welding device for cylinder sections according to claim 3 is characterized in that: The outer side of the fixed cylinder (22) is rotatably connected to a rotating rod (27), the inner side end of the rotating rod (27) movably penetrates the inner wall of the fixed cylinder (22) and is fixedly connected to the corresponding first screw rod (28), and the outer side end of the rotating rod (27) is fixedly mounted with a first bevel gear (26).

5. The cylinder section automatic welding device according to claim 4, characterized in that: Two limiting rings (25) are fixedly mounted on the outer end of the fixed cylinder (22); a bevel gear ring (24) is rotatably connected to the outer side of the fixed cylinder (22); the bevel gear ring (24) is located between the two limiting rings (25); the two limiting rings (25) are respectively attached to two sides of the bevel gear ring (24); and the first bevel gears (26) are meshed with the bevel gear rings (24).

6. The cylinder section automatic welding device according to claim 5, characterized in that: A first motor (211) is fixedly mounted on the top of the moving plate (41), a second bevel gear (212) is fixedly mounted on the output end of the first motor (211), and the second bevel gear (212) is meshed with a corresponding bevel gear ring (24).

7. The cylinder section automatic welding device according to claim 1, characterized in that: The welding assembly (3) comprises a horizontal plate (31), a vertical plate (32) is fixedly mounted on the bottom of the horizontal plate (31), the vertical plate (32) is fixedly mounted on the top of the bottom plate (1), and the two vertical plates (32) are respectively located on the front and rear sides of the second screw rod (42).

8. The cylinder section automatic welding device according to claim 7, characterized in that: Two top plates (33) are fixedly mounted on the top of the transverse plate (31), and a side ring (34) is fixedly mounted on the top of the top plate (33). Annular grooves are provided on both left and right sides of the rotating gear ring (35), and the side ring (34) is rotatably connected inside the corresponding annular groove.

9. The cylinder section automatic welding device according to claim 8, characterized in that: A second motor (38) is fixedly mounted on the top of the transverse plate (31), a gear (39) is fixedly mounted on the output end of the second motor (38), and the gear (39) is meshed with a corresponding rotating gear ring (35).

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