Efficient welding device for circular deck

Abstract

The utility model provides an efficient welding device for a circular deck, and relates to the field of circular deck submerged arc welding, the efficient welding device comprises a transverse supporting rod and a supporting mechanism, and the outer side of the transverse supporting rod is fixedly connected with a control box through a support. The problems that in the prior art, due to the fact that a moving wheel part cannot be subjected to steering adjustment, the moving wheel part can only move along a straight line in the advancing process, arc movement cannot be conducted according to different arc angles of a current circular deck, and welding operation on the circular deck is inconvenient are solved. According to the welding device, the handle is arranged on the bottom end face of the connecting plate, so that during welding operation, a worker can conduct steering adjustment on the universal wheels arranged on the bottom end face of the connecting plate by holding the handle, and compared with a traditional welding device which cannot achieve steering adjustment during displacement and is inconvenient to weld, the welding efficiency can be remarkably improved through the design.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of circular deck submerged arc welding, and particularly relates to a high-efficiency welding device for a circular deck. BACKGROUND

[0002] At present, the annular weld of a large cylinder deck of a marine engineering is welded by a CO2 manual welding method due to the large diameter of the cylinder and the limitation of the site environment, which has the problems of low production efficiency, large labor intensity of workers, relatively poor appearance forming of the weld, and many factors affecting the welding quality, and cannot meet the quality requirements, while the submerged arc welding has stable welding quality, simple operation, time and labor saving.

[0003] However, the existing submerged arc welding equipment needs to use a frame as a support structure to displace along the circular deck for welding, but the existing frame adopts a bottom four-wheel structure to move, and the moving wheel part cannot be adjusted for steering, so that the frame can only displace along a straight line during movement and cannot move along an arc line according to the different arc angles of the current circular deck, which is inconvenient for welding work on the circular deck. TECHNICAL SOLUTION

[0004] The utility model provides a high-efficiency welding device for a circular deck, which solves the problem that the existing technology needs to use a frame as a support structure to displace along the circular deck for welding, but the existing frame adopts a bottom four-wheel structure to move, and the moving wheel part cannot be adjusted for steering, so that the frame can only displace along a straight line during movement and cannot move along an arc line according to the different arc angles of the current circular deck, which is inconvenient for welding work on the circular deck.

[0005] The technical scheme of the utility model is achieved as follows: a high-efficiency welding device for a circular deck comprises a horizontal support rod and a support mechanism, the outer side of the horizontal support rod is fixedly connected with a control box through a support, the rear side of the horizontal support rod is rotatably connected with a welding wire reel for conveying welding wire through a support, the right side of the horizontal support rod is fixedly connected with a welding machine, the rear side of the welding machine is fixedly connected with a submerged arc welding flux tank for containing submerged arc welding flux for welding, and the right end face of the support mechanism is fixedly connected with a steering mechanism.

[0006] The body of the direction adjusting mechanism is an L-shaped support structure, two fixing bolts are arranged in a straight line array inside the longitudinal member of the direction adjusting mechanism, the fixing bolts are used to connect the direction adjusting mechanism and the support mechanism, a bearing seat B is embedded inside the transverse member of the direction adjusting mechanism, a rotating shaft is arranged inside the bearing seat B, a handle is sleeved outside the rotating shaft, an installation plate is fixedly connected to the bottom end surface of the rotating shaft, a horizontal groove is formed in the bottom end of the installation plate, a connecting plate is arranged on the bottom end of the installation plate through a plug block, and a universal wheel is arranged on the bottom end surface of the connecting plate.

[0007] As a preferred embodiment, bearing seats A are embedded in the front and rear sides of the inside of the support mechanism, and a driving module is fixedly connected to the bottom end groove of the support mechanism.

[0008] As a preferred embodiment, the driving module is used to drive the rotation of the power shaft, and movable wheels are arranged on the front and rear ends of the power shaft in an interference fit.

[0009] As a preferred embodiment, a disc-shaped connecting mechanism is arranged on the top end surface of the support mechanism through a limiting bolt.

[0010] As a preferred embodiment, a cylindrical longitudinal support rod is fixedly connected to the center position of the top end surface of the connecting mechanism.

[0011] As a preferred embodiment, the top end surface of the longitudinal support rod is assembled with the bottom end of the outer circumferential surface of the transverse support rod through welding, and the longitudinal support rod and the transverse support rod jointly form a T-shaped support lifting structure for the control box, the welding wire disc, the welding machine and the submerged arc welding flux box.

[0012] After the above technical scheme is used, the welding device has the following advantages:

[0013] 1、In the welding device, the L-shaped handle fixedly connected to the top end surface of the rotating shaft is arranged, so that when welding is performed, the handle can be held to adjust the universal wheel arranged on the bottom end surface of the connecting plate, and compared with the conventional welding device that cannot be adjusted in the displacement and is inconvenient to weld, the welding efficiency can be significantly improved.

[0014] 2、In the welding device, the horizontal groove formed in the bottom end surface of the installation plate and the plug block fixedly connected to the top end surface of the connecting plate are arranged, so that when the universal wheel is worn after being used for a period of time, the old universal wheel can be manually removed, and the new universal wheel can be quickly assembled by being inserted into the horizontal groove formed in the bottom end of the connecting plate through the plug block fixedly connected to the top end surface of the connecting plate, so that the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0016] Figure 1 It is a schematic diagram of the high-efficiency welding device of the present application from the top view.

[0017] Figure 2 It is a schematic diagram of the high-efficiency welding device of the present application from the right side view.

[0018] Figure 3 It is a schematic diagram of the high-efficiency welding device of the present application from the front view.

[0019] Figure 4 It is a schematic diagram of the high-efficiency welding device of the present application from the top view.

[0020] Figure 5 It is a schematic diagram of the high-efficiency welding device of the present application from the left side view.

[0021] Figure 6 It is a schematic diagram of the high-efficiency welding device of the present application from the left side view.

[0022] In the figure, 1, support mechanism; 101, bearing seat A; 102, driving module; 103, power shaft; 104, moving wheel; 2, direction adjusting mechanism; 201, bearing seat B; 202, fixing bolt; 203, rotating shaft part; 204, handle; 205, mounting plate; 206, connecting plate; 207, plug block; 208, universal wheel; 3, connecting mechanism; 301, limiting bolt; 302, longitudinal support rod; 303, transverse support rod; 304, control box; 305, welding wire reel; 306, welding machine; 307, submerged arc welding flux tank. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] As Figures 1-6As shown, an efficient welding device for a circular deck comprises: a transverse support rod 303 and a support mechanism 1, the outer side of the transverse support rod 303 is fixedly connected with a control box 304 through a support, the rear side of the transverse support rod 303 is rotatably connected with a welding wire disc 305 for conveying welding wire through a support, the right side of the transverse support rod 303 is fixedly connected with a welding machine 306, the rear side of the welding machine 306 is fixedly connected with a submerged arc welding flux box 307 for containing submerged arc welding flux for welding, a direction adjusting mechanism 2 is fixedly connected to the right end face of the support mechanism 1, and the longitudinal support rod 302 and the transverse support rod 303 jointly form a T-shaped support and lifting structure for the control box 304, the welding wire disc 305, the welding machine 306 and the submerged arc welding flux box 307.

[0025] The main body of the direction adjusting mechanism 2 is an L-shaped support structure, two fixed studs 202 are installed in a straight line array in the interior of the longitudinal member of the direction adjusting mechanism 2, the fixed studs 202 are used to connect the direction adjusting mechanism 2 and the support mechanism 1, a bearing seat B201 is embedded in the interior of the transverse member of the direction adjusting mechanism 2, a rotating shaft member 203 is installed in the interior of the bearing seat B201, a handle 204 is sleeved on the outer side of the rotating shaft member 203, an installation plate 205 is fixedly connected to the bottom end face of the rotating shaft member 203, a horizontal groove is formed in the bottom end of the installation plate 205, a connecting plate 206 is installed in the bottom end of the installation plate 205 through a plug-in block 207, a universal wheel 208 is installed on the bottom end face of the connecting plate 206, and the top end face of the longitudinal support rod 302 and the bottom end of the outer periphery of the transverse support rod 303 are welded and assembled.

[0026] The interior of the support mechanism 1 is embedded with bearing seats A101 on the front and back sides, a driving module 102 is fixedly connected in the bottom end recess of the support mechanism 1, a power shaft 103 is installed in the interior of the driving module 102, the driving module 102 is used to drive the power shaft 103 to rotate, and moving wheels 104 for movement are interference-fitted to the front and back ends of the power shaft 103.

[0027] The top end face of the support mechanism 1 is installed with a disc-shaped connecting mechanism 3 through a limiting stud 301, and a longitudinal support rod 302 in a cylindrical structure is fixedly connected to the center position of the top end face of the connecting mechanism 3.

[0028] In use, for the circular deck welding process, the control box 304, the welding wire disc 305, the welding machine 306 and the submerged arc welding flux box 307 are placed on the supporting mechanism 1 by the connecting mechanism 3 fixedly connected to the bottom end face of the longitudinal support rod 302, and are fixed by screwing the limiting bolt 301, and the submerged arc welding (including submerged arc surfacing and electroslag surfacing) is a welding method with an electric arc burning under a flux layer, which has the advantages of stable welding quality, high welding productivity, no arc light and little smoke, and the like, so that the flux is poured into the submerged arc welding flux box 307 through the top opening of the submerged arc welding flux box 307, and the submerged arc welding flux in the submerged arc welding flux box 307 is pre-sprayed on the circular deck during welding, and the welding wire is supplied to the inside of the welding machine 306 by the welding wire disc 305, and the welding operation is automatically performed.

[0029] When the welding of the circular deck at one position is completed and the welding position needs to be shifted, the universal wheel 208 is adjusted in steering by rotating the handle 204 according to the required steering angle, and the driving module 102 installed in the supporting mechanism 1 is started to rotate and drive the power shaft 103 and the moving wheels 104 installed outside the power shaft 103 to provide driving force, so as to reduce the labor intensity of the workers, and the above-mentioned submerged arc welding steps are repeated for welding when moving to the position to be welded, until the circular deck is completely welded.

[0030] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In the description of the present application, unless otherwise specified and limited, it should be noted that the terms "mounting", "connection" and "connection" should be understood broadly, for example, they can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, or indirect connection through an intermediate medium, and the specific meanings of the above-mentioned terms can be understood by those skilled in the art according to the specific circumstances.

[0031] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A high-efficiency welding device for a circular deck, comprising a transverse support rod (303) and a support mechanism (1), wherein a control box (304) is fixedly connected to the outer side of the transverse support rod (303) via a bracket, a welding wire spool (305) for feeding welding wire is rotatably connected to the rear side of the transverse support rod (303) via a bracket, a welding machine (306) is fixedly connected to the right side of the transverse support rod (303), and a submerged arc welding flux box (307) for holding submerged arc welding flux is fixedly connected to the rear side of the welding machine (306), characterized in that, The right end face of the support mechanism (1) is fixedly connected to the adjustment mechanism (2); The main body of the steering mechanism (2) is an L-shaped bracket structure. The interior of the longitudinal component of the steering mechanism (2) is equipped with two fixing bolts (202) in a straight array. The fixing bolts (202) are used to connect the steering mechanism (2) and the support mechanism (1). The interior of the transverse component of the steering mechanism (2) is embedded with a bearing seat B (201). The interior of the bearing seat B (201) is equipped with a rotating shaft (203). A handle (204) is sleeved on the outside of the rotating shaft (203). A mounting plate (205) is fixedly connected to the bottom end of the rotating shaft (203). A transverse groove is opened at the bottom end of the mounting plate (205). A connecting plate (206) is installed at the bottom end of the mounting plate (205) through a plug (207). A universal wheel (208) is installed on the bottom end of the connecting plate (206).

2. The high-efficiency welding device for a circular deck according to claim 1, characterized in that, The support mechanism (1) has bearing seats A (101) embedded in both the front and rear sides. The support mechanism (1) has a drive module (102) fixedly connected inside the bottom groove. The drive module (102) has a power shaft (103) installed inside.

3. The high-efficiency welding device for a circular deck according to claim 2, characterized in that, The drive module (102) is used to drive the power shaft (103) to rotate. Both ends of the power shaft (103) are fitted with moving wheels (104) for movement.

4. The high-efficiency welding device for a circular deck according to claim 1, characterized in that, A disc-shaped connecting mechanism (3) is installed on the top surface of the support mechanism (1) via a limiting bolt (301).

5. The high-efficiency welding device for a circular deck according to claim 4, characterized in that, The top surface of the connecting mechanism (3) is fixedly connected to a longitudinal support rod (302) of cylindrical structure.

6. The high-efficiency welding apparatus for a circular deck according to claim 5, characterized in that, The top surface of the longitudinal support rod (302) and the bottom surface of the outer periphery of the transverse support rod (303) are assembled by welding.

7. The high-efficiency welding apparatus for a circular deck according to claim 6, characterized in that, The longitudinal support rod (302) and the transverse support rod (303) together form a T-shaped support structure for the control box (304), the welding wire spool (305), the welding machine (306), and the submerged arc welding flux box (307).

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