CN117754197A - Pressure vessel welding device - Google Patents
Pressure vessel welding device Download PDFInfo
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- CN117754197A CN117754197A CN202410195784.1A CN202410195784A CN117754197A CN 117754197 A CN117754197 A CN 117754197A CN 202410195784 A CN202410195784 A CN 202410195784A CN 117754197 A CN117754197 A CN 117754197A
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- 238000003466 welding Methods 0.000 title claims abstract description 109
- 230000007306 turnover Effects 0.000 claims abstract description 4
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 13
- 230000007246 mechanism Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention relates to the technical field of welding equipment, and particularly discloses a pressure container welding device, which comprises a base, wherein a clamping component is arranged on the base and can clamp a tank body, a positioning component is arranged on the base and can position a pipe, so that the central axis of the pipe is collinear with the central axis of a mounting hole, the welding component comprises a welding head, the welding head points to the joint of the tank body and the pipe, a first driving component can drive the welding head to move along the track of the joint of the tank body and the pipe, and comprises a sleeve and two rotating rods arranged on the sleeve, and a second driving component can drive the two rotating rods to synchronously turn over, so that the side walls of the two rotating rods can be contacted with the inner arc line of the mounting hole; according to the invention, the pipe fitting is positioned through the positioning assembly, so that the accurate positioning effect is realized, and meanwhile, the distance between the welding head and the joint is kept unchanged in the annular welding process of the welding head, so that the welding effect is ensured.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to a welding device for a pressure container.
Background
The pressure vessel is the airtight equipment that holds gas or liquid, bears certain pressure, in order to guarantee pressure vessel's follow-up use, need be through welded mode at pressure vessel's opening department mounting flange for through flange joint between pressure vessel and other containers, current welding set is when using, at first aligns pressure vessel's welding edge, then utilizes the welding rifle to aim at welded edge to cooperate rotatory power, in order to reach welded purpose, in order to guarantee follow-up pressure vessel's leakproofness simultaneously, generally need weld in the inside and outside both sides of junction.
The invention discloses a welding device for a gas storage tank of a pressure container, which comprises a welding bracket, a tank body, a positioning mechanism, a pushing driving mechanism, a clamping mechanism and a welding mechanism, wherein the welding bracket comprises a fixed disc, a horizontal sliding frame and an insertion frame, the positioning mechanism comprises a supporting plate and a tensioning assembly, the pushing driving mechanism comprises a in-place detection assembly and a first linkage assembly, one end of a pipe fitting is abutted against the in-place detection assembly, the clamping mechanism is driven by the first linkage assembly to clamp the outer side wall of the pipe fitting, the clamping mechanism comprises a plurality of arc clamping claws, the radian of each arc clamping claw is consistent with the radian of the outer side wall of the pipe fitting, the welding mechanism is arranged on the horizontal sliding frame, the welding mechanism comprises a welding mounting bracket and a welding head, and the output direction of the welding head is directed to the joint of the tank body and the pipe fitting.
The welding set that above-mentioned patent application file provided can only weld the outside of pipe fitting and jar body junction to because pipe fitting inner space is less, the degree of difficulty is great when welding the inboard of junction, when being cylindrical jar body with the pipe fitting welding simultaneously, because the welding track is not planar circular this moment, but has the arc of certain space shape, makes the in-process that carries out annular welding to the junction, can't guarantee the distance of soldered connection and junction, thereby can't guarantee the welding effect.
Disclosure of Invention
The invention provides a welding device for a pressure container, which aims to solve the problems that a welding device in the related art can only weld the outer side of a joint of a pipe fitting and a tank body, the difficulty is high when welding the inner side of the joint, and the distance between a welding head and the joint cannot be ensured when welding the pipe fitting on the cylindrical tank body, so that the welding effect cannot be ensured.
the invention relates to a welding device of a pressure container, which is used for welding a pipe fitting on a tank body, wherein the tank body is provided with a mounting hole for connecting the pipe fitting, the pipe fitting is provided with a plurality of positioning holes along the circumferential direction, and the welding device comprises:
A base;
the clamping assembly is arranged on the base and can clamp the tank body;
the positioning assembly is arranged on the base and can position the pipe fitting, so that the central axis of the pipe fitting is collinear with the central axis of the mounting hole;
the welding assembly comprises a welding bracket and a welding head, and the welding head points to the joint of the tank body and the pipe fitting;
the first driving assembly can drive the welding head to move along the track of the joint of the tank body and the pipe fitting, and comprises a sleeve and two rotating rods arranged on the sleeve, wherein the two rotating rods are symmetrically arranged along the central axis of the sleeve, the side walls of the two rotating rods can be contacted with the inner arc line of the mounting hole, and the welding head is mounted on the sleeve through the welding bracket;
And the second driving assembly can drive the two rotating rods to synchronously turn over, so that the side walls of the two rotating rods can be contacted with the inner arc line of the mounting hole.
Preferably, the clamping assembly comprises a movable clamping plate and two fixed clamping plates, wherein the two fixed clamping plates are arranged on one side, far away from the positioning assembly, of the base, a first driving source is arranged on the base, and the movable clamping plates are connected to an output shaft of the first driving source.
Preferably, the locating component includes supporting seat, lift regulating part, positioning disk, slide bar and second elastic component, the supporting seat is located on the base, lift regulating part is including locating adjust the locating on the supporting seat, just the adjust frame can reciprocate, the positioning disk is located the adjust frame is towards one side of the jar body, two constant head tanks have been seted up on the positioning disk, two the constant head tank is followed the axis symmetry setting of positioning disk, the slide bar is located the positioning disk with between the adjust frame, the one end of slide bar is connected on the positioning disk, the other end of slide bar runs through the adjust frame is connected with first baffle, the second elastic component cover is established the outside of slide bar, and be located the adjust frame with between the positioning disk.
preferably, one side of each positioning groove is provided with scale marks.
preferably, the lifting adjusting piece further comprises a second driving source arranged on the adjusting frame, a second threaded rod is connected to an output shaft of the second driving source, and the supporting seat is in threaded connection with the second threaded rod.
Preferably, the center of the positioning disc is rotationally connected with a rotating plate, one end of the sleeve, which is far away from the rotating rod, penetrates through the rotating plate and is connected with a first rotating wheel, the sleeve is in sliding connection with the rotating plate, a first elastic piece is arranged between the rotating plate and the first rotating wheel, and the first elastic piece is sleeved on the outer side of the sleeve.
preferably, the second driving assembly comprises a first threaded rod in threaded connection with the sleeve, and two connecting rods hinged to the first threaded rod, one end of the first threaded rod, which faces the positioning assembly, is connected with a second rotating wheel, one end of the rotating rod is hinged to the corresponding connecting rod, and the other end of the rotating rod is hinged to the sleeve.
Preferably, the adjusting frame is provided with a groove, a rod piece is arranged in the groove in a sliding manner, one end of the rod piece penetrates through the adjusting frame and is connected with a ratchet, the other end of the rod piece is connected with a second baffle, a tension spring is connected between the second baffle and the side wall of the groove, and an adaptive ratchet bar is arranged on the sliding rod along the length direction of the sliding rod.
Preferably, two supporting rods are arranged between the positioning plate and the adjusting frame, two sliding grooves are formed in the positioning plate, one end of each supporting rod is connected with the positioning plate in a sliding mode through the sliding grooves, and the other end of each supporting rod is fixedly connected to the adjusting frame.
Preferably, the movable clamping plate and the two fixed clamping plates are respectively provided with a rubber backing plate on one side facing the tank body.
The beneficial effects of the invention are as follows:
1. When the pipe fitting is positioned, the pipe fitting can be fixed on the positioning disc by the positioning assembly, and the central axis of the pipe fitting is collinear with the central axis of the mounting hole by the movement of the positioning disc, so that the accurate positioning effect is realized, and the welding position of the tank body and the pipe fitting is accurate when the tank body and the pipe fitting are welded.
2. When the tank body and the pipe fitting are welded, the welding head is arranged in the pipe fitting, and the first driving assembly is arranged, so that the two rotating rods always keep in contact with the mounting holes in the welding process, and the distance between the welding head and the connecting position is kept unchanged in the annular welding process of the welding head on the inner side of the connecting position, thereby ensuring the welding effect and reducing the welding difficulty on the inner side of the connecting position.
Drawings
fig. 1 is a schematic view of the overall structure of the present invention.
fig. 2 is a schematic view of the present invention in a longitudinal section.
Fig. 3 is a schematic view of the assembled structure of the ratchet teeth and the ratchet bar of the present invention.
fig. 4 is a schematic structural view of the first and second driving assemblies of the present invention.
Fig. 5 is a schematic diagram of an assembly structure of a can and a pipe of the present invention.
reference numerals:
11. A base; 21. welding a bracket; 22. a welding head; 31. a sleeve; 311. a first wheel; 32. a rotating lever; 33. a first elastic member; 34. a first threaded rod; 341. a second wheel; 35. a connecting rod; 41. moving the clamping plate; 42. fixing the clamping plate; 43. a first driving source; 44. a rubber backing plate; 51. a support base; 52. an adjusting frame; 521. a groove; 522. a support rod; 53. a positioning plate; 531. a positioning groove; 532. scale marks; 533. a rotating plate; 534. a chute; 54. a slide bar; 541. a first baffle; 542. a ratchet bar; 55. a second elastic member; 56. a second driving source; 57. a second threaded rod; 58. a rod piece; 581. a ratchet; 582. a second baffle; 59. a tension spring; 6. a tank body; 61. a mounting hole; 7. a pipe fitting; 71. and positioning holes.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 5, a welding device for a pressure vessel according to the present invention is used for welding a pipe 7 on a tank 6, wherein a mounting hole 61 for connecting the pipe 7 is provided on the tank 6, a plurality of positioning holes 71 are provided on the pipe 7 along the circumferential direction thereof, the welding device comprises a base 11, a clamping assembly, a positioning assembly, a welding assembly, a first driving assembly and a second driving assembly, the clamping assembly is provided on the base 11, the tank 6 can be clamped, the positioning assembly is provided on the base 11, the pipe 7 can be positioned such that the central axis of the pipe 7 is collinear with the central axis of the mounting hole 61, the welding assembly comprises a welding bracket 21 and a welding head 22, and the welding head 22 is directed to the joint of the tank 6 and the pipe 7.
Specifically, this welding set is when using, will need the jar body 6 of welded pipe fitting 7 place on base 11 for mounting hole 61 is towards locating the locating component of locating the base 11 opposite side, and carry out the centre gripping to jar body 6 through the centre gripping subassembly, in order to guarantee the stability of jar body 6 in the welding process, then fix a position pipe fitting 7 through locating component, make pipe fitting 7 be in the exact welding position, in order to guarantee the welding quality of follow-up pipe fitting 7, at last weld the inboard of the junction of jar body 6 and pipe fitting 7 through welding component, and weld the outside of junction through outside welding equipment.
The first driving component can drive the welding head 22 to move along the track of the joint of the tank 6 and the pipe 7, in some embodiments, the first driving component comprises a sleeve 31 and two rotating rods 32 arranged on the sleeve 31, the two rotating rods 32 are symmetrically arranged along the central axis of the sleeve 31, the side walls of the two rotating rods 32 can be contacted with the inner arc line of the mounting hole 61, in this embodiment, the arc line of the mounting hole 61 facing the inside of the tank 6 is defined as an inner arc line, the arc line of the mounting hole 61 facing the outside of the tank 6 is defined as an outer arc line, wherein the outer arc line is the inner side of the joint of the tank 6 and the pipe 7, the welding head 22 is arranged on the sleeve 31 through the welding bracket 21, and the second driving component can drive the two rotating rods 32 to synchronously overturn, so that the side walls of the two rotating rods 32 can be contacted with the inner arc line of the mounting hole 61.
Specifically, as shown in fig. 1 to 5, after the positioning of the pipe 7 is completed, the sleeve 31 and the two rotating rods 32 on the sleeve 31 are inserted into the tank 6 through the pipe 7, then the two rotating rods 32 are driven by the second driving component to synchronously turn over, so that the side walls of the two rotating rods 32 can be contacted with the inner arc line of the mounting hole 61, then the sleeve 31 is manually rotated to drive the two rotating rods 32 to move along the inner arc line of the mounting hole 61, in the process, the side walls of the two rotating rods 32 are always contacted with the inner arc line of the mounting hole 61, in the process of rotating the sleeve 31, the welding head 22 can be driven to rotate through the welding bracket 21, and annular uninterrupted welding work is performed on the inner side of the joint of the tank 6 and the pipe 7, and as the rotating rods 32 always keep the state of being contacted with the mounting hole 61 in the rotating process, the welding head 22 can be driven by the sleeve 31 to move along the track of the joint of the tank 6 and the pipe 7, so that the distance between the welding head 22 and the joint can always keep unchanged, thereby ensuring the welding effect.
in some embodiments, the clamping assembly includes a movable clamping plate 41 and two fixed clamping plates 42, the two fixed clamping plates 42 are disposed on a side of the base 11 away from the positioning assembly, a first driving source 43 is disposed on the base 11, and the movable clamping plate 41 is connected to an output shaft of the first driving source 43.
Specifically, as shown in fig. 1 and 2, the tank 6 is placed on the base 11, so that the side wall of the tank 6 contacts with the two fixed clamping plates 42, and the first driving source 43 drives the moving clamping plate 41 to move, so that the tank 6 can be fixed between the moving clamping plate 41 and the two fixed clamping plates 42, and the moving clamping plate 41 and the two fixed clamping plates 42 are arranged in a triangular structure, so that the clamping effect on the tank 6 can be ensured.
in some embodiments, the positioning assembly includes a supporting seat 51, a lifting adjusting member, a positioning disc 53, a sliding rod 54 and a second elastic member 55, where the supporting seat 51 is disposed on the base 11, the lifting adjusting member includes an adjusting frame 52 disposed on the supporting seat 51, and the adjusting frame 52 can move up and down, the positioning disc 53 is disposed on one side of the adjusting frame 52 facing the tank body 6, two positioning grooves 531 are disposed on the positioning disc 53, the two positioning grooves 531 are symmetrically disposed along a central axis of the positioning disc 53, the sliding rod 54 is disposed between the positioning disc 53 and the adjusting frame 52, one end of the sliding rod 54 is connected to the positioning disc 53, the other end of the sliding rod 54 penetrates the adjusting frame 52 and is connected to a first baffle 541, the second elastic member 55 is sleeved on the outer side of the sliding rod 54 and is located between the adjusting frame 52 and the positioning disc 53, and in this embodiment, the second elastic member 55 can be set as a spring.
Specifically, as shown in fig. 1 to 5, after the positioning hole 71 on the pipe 7 is aligned with the positioning groove 531 on the positioning disc 53, and the central axis of the pipe 7 is aligned with the central axis of the positioning disc 53, the pipe 7 is fixed on the positioning disc 53 through a bolt, then the adjusting frame 52 is driven to move up and down through the lifting adjusting piece, so that the central axis of the pipe 7 is aligned with the central axis of the mounting hole 61, at this time, the positioning disc 53 moves towards the direction close to the tank 6 under the action of the second elastic piece 55, so as to drive the pipe 7 to gradually approach the mounting hole 61 on the tank 6, and then the pipe 7 is manually rotated, so that the arc on the pipe 7 corresponds to the arc of the mounting hole 61, so that the pipe 7 can be accurately aligned with the mounting hole 61 on the tank 6, and the accurate positioning effect of the pipe 7 is ensured.
As shown in fig. 2 and 4, one side of each positioning groove 531 is provided with a scale mark 532, specifically, when the pipe fitting 7 is fixed on the positioning disc 53, the position of the pipe fitting 7 can be determined by the scale mark 532, so that the central axis of the pipe fitting 7 is collinear with the central axis of the positioning disc 53, and the positioning accuracy of the pipe fitting 7 is improved.
the positioning assembly is provided with the positioning groove 531 on the positioning disc 53, and the scale marks 532 are arranged on one side of the positioning groove 531, so that the positioning accuracy of the pipe fitting 7 can be improved, the positioning assembly can position the pipe fitting 7 with different sizes, and the applicability of the device is improved.
in some embodiments, the lifting adjusting member further includes a second driving source 56 disposed on the adjusting frame 52, and a second threaded rod 57 is connected to an output shaft of the second driving source 56, and the supporting seat 51 is in threaded connection with the second threaded rod 57.
Specifically, as shown in fig. 1 and fig. 2, when the height of the positioning disc 53 needs to be adjusted, the second driving source 56 is started to drive the second threaded rod 57 connected to the output shaft of the second driving source 56 to rotate, and the second threaded rod 57 can be driven to move up and down through the threaded connection between the supporting seat 51 and the second threaded rod 57, so as to drive the adjusting frame 52 to move up and down, and when the adjusting frame 52 moves up and down, the positioning disc 53 can be driven to move up and down through the sliding rod 54, so that the adjustment of the height of the positioning disc 53 is completed, and the pipe fitting 7 can be positioned later.
In some embodiments, a rotating plate 533 is rotatably connected to the center of the positioning disc 53, one end of the sleeve 31 away from the rotating rod 32 penetrates through the rotating plate 533 and is connected to the first rotating wheel 311, the sleeve 31 is slidably connected to the rotating plate 533, a first elastic member 33 is disposed between the rotating plate 533 and the first rotating wheel 311, and the first elastic member 33 is sleeved on the outer side of the sleeve 31, where in this embodiment, the first elastic member 33 may be a spring.
Specifically, as shown in fig. 2 to 5, the first rotating wheel 311 is manually rotated, so that the sleeve 31 can be driven to rotate, and thus the two rotating rods 32 and the welding head 22 can be driven to rotate, the inner side of the joint of the tank 6 and the pipe 7 can be driven to carry out annular welding under the action of the first elastic member 33 in the process of rotating the welding head 22, when the two rotating rods 32 are respectively located at the upper side and the lower side of the sleeve 31, the welding head 22 just points to the uppermost side of the joint of the tank 6 and the pipe 7, in the process of gradually rotating the two rotating rods 32 to the left side and the right side of the sleeve 31, the sleeve 31 can be driven to move in the direction close to the tank 6 by compressing the first elastic member 33, the sleeve 31 can be driven to move in the direction far away from the tank 6 under the action of the first elastic member 33, so that the rotating rods 32 can always keep in a state of being in contact with the mounting holes 61 in the rotating process, in the process, the inner side of the joint of the tank 31 can be driven to move through the moving of the sleeve 31, and the bracket 22 connected to the sleeve 31 can always move in the direction of the joint 22 to the joint of the tank 6, so that the welding effect of the joint of the tank 22 and the pipe 7 can not be welded in the process of welding can be ensured.
in some embodiments, the second driving assembly includes a first threaded rod 34 screwed with the sleeve 31, and two connecting rods 35 hinged on the first threaded rod 34, one end of the first threaded rod 34 facing the positioning assembly is connected with a second rotating wheel 341, one end of the rotating rod 32 is hinged with the corresponding connecting rod 35, and the other end of the rotating rod 32 is hinged on the sleeve 31.
specifically, as shown in fig. 2 to 5, after the positioning of the pipe fitting 7 is completed, the first driving component and the second driving component penetrate through the pipe fitting 7 and are inserted into the tank body 6, then the first rotating wheel 311 is fixed manually, so that the sleeve 31 cannot rotate, and the second rotating wheel 341 is rotated manually, the first threaded rod 34 is driven to rotate, so that the first threaded rod 34 moves in a direction away from the tank body 6, so that the distance between one end of the first threaded rod 34 located in the tank body 6 and one end of the sleeve 31 located in the tank body 6 is reduced, at the moment, through the hinge joint between the connecting rod 35 and the rotating rod 32, the two rotating rods 32 can be driven to simultaneously overturn to two sides, the side walls of the two rotating rods 32 can be contacted with the inner arc line of the mounting hole 61, so that the subsequent welding effect on the tank body 6 and the pipe fitting 7 is guaranteed, after the welding is completed, the first rotating wheel 311 is fixed, the second rotating wheel 341 is driven, so that the first threaded rod 34 moves in a direction away from the tank body 6, so that the two rotating rods 34 can simultaneously move in a direction away from the tank body 6, and the sleeve 31 can simultaneously move towards the first baffle plate 541, and the first baffle plate 53 can be driven to move away from the first baffle plate 541, and the first baffle plate 53 can be driven to move from the direction from the driving component.
In some embodiments, the adjusting frame 52 is provided with a groove 521, a rod 58 is slidably disposed in the groove 521, one end of the rod 58 penetrates through the top of the adjusting frame 52 and is connected with a ratchet 581, the other end of the rod 58 is connected with a second baffle 582, a tension spring 59 is connected between the second baffle 582 and the inner top wall of the groove 521, and an adaptive ratchet 542 is disposed on the sliding rod 54 along the length direction thereof.
Specifically, as shown in fig. 2 to 4, in the process of positioning the pipe 7, through the cooperation between the ratchet teeth 581 and the ratchet bars 542, the pipe 7 can only gradually move towards the direction close to the tank 6, so that the positioning process of the pipe 7 is more stable and rapid, after the tank 6 and the pipe 7 are welded, the bolt for fixing the pipe 7 is removed, the second baffle 582 is pulled downwards, the rod 58 is driven to move downwards, so that the ratchet teeth 581 connected to the rod 58 are separated from the ratchet bars 542 on the sliding rod 54, at this time, the first baffle 541 can be pulled, the positioning disc 53 is driven to move towards the direction far away from the tank 6, so that the first driving assembly and the second driving assembly are driven to separate from the pipe 7, after the welded tank 6 and pipe 7 are removed from the base 11, the first baffle 541 is released, the positioning disc 53 is reset under the action of the second elastic member 55, the rod 58 is reset under the action of the tension spring 59, and the ratchet teeth 581 connected to the rod 58 are disengaged from the ratchet bars 542 on the sliding rod 54 again.
In some embodiments, two support rods 522 are disposed between the positioning plate 53 and the adjusting frame 52, two sliding grooves 534 are formed in the positioning plate 53, one end of each support rod 522 is slidably connected to the positioning plate 53 through the sliding groove 534, and the other end of each support rod 522 is fixedly connected to the adjusting frame 52.
Specifically, as shown in fig. 1 and 4, through setting up bracing piece 522 between positioning disk 53 and alignment jig 52, can improve the stability of positioning disk 53, avoid positioning disk 53 to receive gravity to take place the slope behind fixed pipe fitting 7, thereby can guarantee the positioning effect to pipe fitting 7, and follow-up welding effect to jar body 6 and pipe fitting 7, simultaneously through seting up spout 534 on positioning disk 53, make bracing piece 522 pass through spout 534 and positioning disk 53 sliding connection, can be at the in-process that rotates pipe fitting 7 and fix a position, avoid bracing piece 522 to cause the hindrance to the rotation of positioning disk 53.
As shown in fig. 2, the movable clamping plate 41 and the two fixed clamping plates 42 are provided with rubber backing plates 44 on the sides facing the tank body 6, specifically, by providing the rubber backing plates 44 on the movable clamping plate 41 and the fixed clamping plates 42, the clamping stability of the tank body 6 can be improved, and damage to the side wall of the tank body 6 in the clamping process can be avoided.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (10)
1. a pressure vessel welding set for with pipe fitting (7) welding on jar body (6), be equipped with on jar body (6) and be used for connecting mounting hole (61) of pipe fitting (7), be equipped with a plurality of locating holes (71) along its circumference on pipe fitting (7), its characterized in that, welding set includes:
A base (11);
the clamping assembly is arranged on the base (11) and can clamp the tank body (6);
The positioning assembly is arranged on the base (11) and can position the pipe fitting (7) so that the central axis of the pipe fitting (7) is collinear with the central axis of the mounting hole (61);
the welding assembly comprises a welding bracket (21) and a welding head (22), wherein the welding head (22) points to the joint of the tank body (6) and the pipe fitting (7);
The first driving assembly can drive the welding head (22) to move along the track of the joint of the tank body (6) and the pipe fitting (7), the first driving assembly comprises a sleeve (31) and two rotating rods (32) arranged on the sleeve (31), the two rotating rods (32) are symmetrically arranged along the central axis of the sleeve (31), the side walls of the two rotating rods (32) can be contacted with the inner arc line of the mounting hole (61), and the welding head (22) is mounted on the sleeve (31) through the welding bracket (21);
And the second driving assembly can drive the two rotating rods (32) to synchronously turn over, so that the side walls of the two rotating rods (32) can be contacted with the inner arc line of the mounting hole (61).
2. A pressure vessel welding apparatus as claimed in claim 1, wherein the clamping assembly comprises a movable clamping plate (41) and two fixed clamping plates (42), the two fixed clamping plates (42) being provided on the base (11) at a side thereof remote from the positioning assembly, the base (11) being provided with a first drive source (43), the movable clamping plate (41) being connected to an output shaft of the first drive source (43).
3. the pressure vessel welding apparatus of claim 1, wherein said positioning assembly comprises:
The supporting seat (51), the said supporting seat (51) locates on said base (11);
the lifting adjusting piece comprises an adjusting frame (52) arranged on the supporting seat (51), and the adjusting frame (52) can move up and down;
The positioning disc (53), the positioning disc (53) is arranged on one side of the adjusting frame (52) facing the tank body (6), two positioning grooves (531) are formed in the positioning disc (53), and the two positioning grooves (531) are symmetrically arranged along the central axis of the positioning disc (53);
The sliding rod (54) is arranged between the positioning disc (53) and the adjusting frame (52), one end of the sliding rod (54) is connected to the positioning disc (53), and the other end of the sliding rod (54) penetrates through the adjusting frame (52) and is connected with a first baffle plate (541);
The second elastic piece (55), the second elastic piece (55) is sleeved on the outer side of the sliding rod (54), and is located between the adjusting frame (52) and the positioning disc (53).
4. a pressure vessel welding apparatus as claimed in claim 3, wherein one side of each of said positioning grooves (531) is provided with graduation marks (532).
5. a pressure vessel welding apparatus as claimed in claim 3, wherein the elevation adjustment member further comprises a second drive source (56) provided on the adjustment frame (52), a second threaded rod (57) is connected to an output shaft of the second drive source (56), and the support base (51) is screwed with the second threaded rod (57).
6. A pressure vessel welding apparatus as claimed in claim 3, wherein a rotating plate (533) is rotatably connected to the center of the positioning plate (53), one end of the sleeve (31) away from the rotating rod (32) penetrates through the rotating plate (533) and is connected to a first rotating wheel (311), the sleeve (31) is slidably connected to the rotating plate (533), a first elastic member (33) is disposed between the rotating plate (533) and the first rotating wheel (311), and the first elastic member (33) is sleeved on the outer side of the sleeve (31).
7. A pressure vessel welding apparatus according to claim 1, wherein the second drive assembly comprises a first threaded rod (34) in threaded connection with the sleeve (31), and two connecting rods (35) hinged on the first threaded rod (34), one end of the first threaded rod (34) facing the positioning assembly being connected with a second runner (341), one end of the rotating rod (32) being hinged with the corresponding connecting rod (35), the other end of the rotating rod (32) being hinged on the sleeve (31).
8. A pressure vessel welding apparatus according to claim 3, wherein the adjusting frame (52) is provided with a groove (521), a rod (58) is slidably provided in the groove (521), one end of the rod (58) penetrates through the adjusting frame (52) and is connected with a ratchet (581), the other end of the rod (58) is connected with a second baffle (582), a tension spring (59) is connected between the second baffle (582) and a side wall of the groove (521), and an adaptive ratchet bar (542) is provided on the sliding rod (54) along the length direction thereof.
9. A pressure vessel welding apparatus according to claim 3, wherein two supporting rods (522) are arranged between the positioning plate (53) and the adjusting frame (52), two sliding grooves (534) are formed in the positioning plate (53), one end of each supporting rod (522) is slidably connected with the positioning plate (53) through the sliding groove (534), and the other end of each supporting rod (522) is fixedly connected to the adjusting frame (52).
10. A pressure vessel welding apparatus as claimed in claim 2, wherein the movable clamping plate (41) and the two fixed clamping plates (42) are each provided with a rubber backing plate (44) on a side facing the tank (6).
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|---|---|---|---|
| CN202410195784.1A CN117754197B (en) | 2024-02-22 | 2024-02-22 | Pressure vessel welding device |
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| CN202410195784.1A CN117754197B (en) | 2024-02-22 | 2024-02-22 | Pressure vessel welding device |
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| CN117754197B CN117754197B (en) | 2024-04-16 |
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| CN117754197B (en) | 2024-04-16 |
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