Adjustable submerged-arc welding grounding device

Abstract

The utility model discloses an adjustable submerged arc welding grounding device which comprises a submerged arc welding machine and a welding cylinder, an integrated support is installed on the top of a bottom plate, a connecting plate is rotatably installed on the front face of the integrated support through a connecting assembly, a graphite block and a balancing weight are installed at the end of the connecting plate respectively, the graphite block is attached to the outer wall of the welding cylinder, and the balancing weight is installed on the bottom plate. The graphite block is connected with a grounding secondary line of a submerged arc welding machine, the end of the connecting plate is fixedly connected with a bracket, the graphite block is fixedly installed at the end, facing the welding barrel, of the connecting plate through the bracket, and the balancing weight is fixedly installed at the end, deviating from the welding barrel, of the connecting plate through the bracket. According to the utility model, the welding cylinder body, the graphite block, the integrated bracket, the connecting assembly and the connecting plate are matched for use, the connecting plate can rotate relative to the integrated bracket under the action of the connecting assembly, and the connecting plate can drive the graphite block and the welding cylinder body to always keep a fit state under the action of the balancing weight.

Description

Technical Field

[0001] The utility model relates to the field of grounding devices, in particular to an adjustable submerged arc welding grounding device. Background Art

[0002] When welding circular cylinder sections, roller stands and submerged arc welding manipulators are usually used. Submerged arc welding not only improves welding quality but also improves the appearance of the weld surface, saves welders and consumables, etc. Submerged arc welding has become an indispensable welding method.

[0003] When using a submerged arc welding machine to weld a circular cylinder on a roller frame, the operator clamps the grounding secondary wire directly on the cylinder. During the welding operation, the circular cylinder rolls on the roller frame, causing the secondary wire to be entangled on the submerged arc welding machine operating rod, thereby affecting the welding of the circular cylinder and making it inconvenient for the grounding device to slide against the circular cylinder when the circular cylinder rolls. Utility Model Content

[0004] The purpose of the present utility model is to provide an adjustable submerged arc welding device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an adjustable submerged arc welding device, comprising a submerged arc welding machine and a welding cylinder, including:

[0006] A base plate and an integrated bracket, wherein the integrated bracket is mounted on the top of the base plate;

[0007] A connecting assembly and a connecting plate, wherein the connecting plate is rotatably mounted on the front face of the integrated bracket through the connecting assembly;

[0008] Graphite blocks and counterweight blocks are respectively installed at the ends of the connecting plate, the graphite blocks are fitted with the outer wall of the welding cylinder, and the graphite blocks are connected to the grounding secondary line of the submerged arc welding machine.

[0009] Preferably, the end of the connecting plate is fixedly connected to a bracket, the graphite block is fixedly mounted on the end of the connecting plate facing the welding cylinder through the bracket, and the counterweight block is fixedly mounted on the end of the connecting plate facing away from the welding cylinder through the bracket.

[0010] Preferably, the integrated bracket includes:

[0011] A support plate, the support plate being fixedly connected to the top of the base plate;

[0012] A support sleeve, the support sleeve being slidably sleeved on the top of the outer wall of the support plate;

[0013] A locking assembly is provided at the bottom of the front side of the support sleeve and is used to lock the relative positions of the support sleeve and the support plate.

[0014] Preferably, the connection assembly includes:

[0015] A connecting bolt, wherein the outer wall of the connecting bolt supports the sleeve to be slidably inserted and sleeved;

[0016] A connecting sleeve, the outer wall of which is rotatably interwoven with the connecting plate, and the connecting sleeve is slidably sleeved on the outside of the connecting bolt;

[0017] A fixing nut is threadedly sleeved on the outside of the connecting bolt, and one side of the fixing nut is pressed and fitted with the connecting sleeve.

[0018] Preferably, the locking assembly:

[0019] a first limiting plate, the first limiting plate being arranged on the front side of the supporting sleeve;

[0020] The limiting rod, the end of the limiting rod and the first limiting plate, the limiting rod is horizontally slidably inserted and sleeved between the supporting sleeve and the supporting plate.

[0021] Preferably, a second limit plate is provided on the side of the support sleeve facing away from the first limit plate, and a connecting rod is fixedly connected to the side of the back side of the first limit plate. One end of the connecting rod passes through the second limit plate and is fixedly connected to the limit block. The outer wall of the connecting rod is slidably sleeved with a limit spring, and the limit spring is located between the limit block and the second limit plate.

[0022] The technical effects and advantages of this utility model are:

[0023] The utility model utilizes the coordinated use of a welding cylinder, a graphite block, an integrated bracket, a connecting assembly and a connecting plate. Under the action of the connecting assembly, the connecting plate can rotate relative to the integrated bracket, and under the action of the counterweight block, the connecting plate can drive the graphite block and the welding cylinder to always maintain a fit state, thereby connecting the secondary wire of the welding cylinder to the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the front structure of the utility model.

[0025] Figure 2 This is a schematic diagram of the overall structure of the connecting plate of the utility model.

[0026] Figure 3 This is a schematic diagram of the internal structure of the support sleeve part of the utility model.

[0027] In the figure: 1. Submerged arc welding machine; 2. Welding cylinder; 3. Graphite block; 4. Bottom plate; 5. Integrated bracket; 51. Support plate; 52. Support sleeve; 53. Locking assembly; 531. First limit plate; 532. Limit rod; 533. Second limit plate; 534. Connecting rod; 535. Limit spring; 536. Limit block; 6. Connecting assembly; 61. Connecting bolt; 62. Connecting sleeve; 63. Fixing nut; 7. Connecting plate; 8. Bracket; 9. Counterweight. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] The utility model provides Figure 1-3 The adjustable submerged arc welding device shown includes a submerged arc welding machine 1, a welding cylinder 2, a base plate 4, an integrated bracket 5, a connecting assembly 6, a connecting plate 7, a graphite block 3 and a counterweight 9. The integrated bracket 5 is mounted on the top of the base plate 4. The connecting plate 7 is rotatably mounted on the front of the integrated bracket 5 through the connecting assembly 6. The graphite block 3 and the counterweight 9 are respectively mounted on the ends of the connecting plate 7. Under the action of the connecting assembly 6, the connecting plate 7 can rotate relative to the integrated bracket 5. The graphite block 3 fits the outer wall of the welding cylinder 2. The graphite block 3 is connected to the grounding secondary line of the grounding of the submerged arc welding machine 1. The end of the plate 7 is fixedly connected to a bracket 8, and the graphite block 3 is fixedly installed on the end of the connecting plate 7 facing the welding cylinder 2 through the bracket 8. The counterweight block 9 is fixedly installed on the end of the connecting plate 7 facing away from the welding cylinder 2 through the bracket 8, and the weight of the counterweight block 9 is greater than the weight of the graphite block 3. Under the action of the connecting assembly 6, the connecting plate 7 can form a seesaw, and because the weight of the counterweight block 9 is greater than the weight of the graphite block 3, the connecting plate 7 can drive one end of the graphite block 3 to tilt up, so that the graphite block 3 can always fit into the outer wall of the rotating welding cylinder 2, so that the welding cylinder 2 is grounded.

[0030] The support bracket 51 is fixedly connected to the top of the bottom plate 4, and the support sleeve 52 is slidably sleeved on the top of the outer wall of the support plate 51. The locking assembly 53 is arranged at the bottom of the front side of the support sleeve 52, so that when the support sleeve 52 slides up and down relative to the support plate 51, the working height of the connecting assembly 6 and the connecting plate 7 can be changed, so that the connecting plate 7 drives the graphite block 3 to be at a corresponding height and fits with the welding cylinder 2. The locking assembly 53 is used to lock the relative position of the support sleeve 52 and the support plate 51. The connecting assembly 6 includes a connecting bolt 61, a connecting sleeve 62 and a fixing nut 63. The outer wall of the connecting bolt 61 The wall support sleeve 52 is slidably inserted and sleeved, and the outer wall of the connecting sleeve 62 is rotatably inserted and sleeved with the connecting plate 7. The connecting sleeve 62 is slidably sleeved on the outside of the connecting bolt 61, and the fixing nut 63 is threadedly sleeved on the outside of the connecting bolt 61. One side of the fixing nut 63 is squeezed and fit with the connecting sleeve 62, and the size of the fixing nut 63 is larger than the gear of the connecting sleeve 62, so that the connecting plate 7 will not slide and separate from the connecting sleeve 62, and the length of the connecting sleeve 62 is greater than the width of the connecting plate 7, so that the fixing nut 63 will not cause extrusion braking to the connecting plate 7, thereby ensuring the convenience of rotation of the connecting plate 7, and the front of the connecting plate 7 is provided with a plurality of holes matching the connecting sleeve 62.

[0031] Furthermore, the locking assembly 53 has a first limiting plate 531 and a limiting rod 532. The first limiting plate 531 is arranged on the front of the supporting sleeve 52. The end of the limiting rod 532 is horizontally slidably inserted and sleeved between the supporting sleeve 52 and the supporting plate 51. The front of the supporting sleeve 52 and the front of the supporting plate 51 are both provided with a plurality of limiting holes corresponding to the limiting rod 532. The side of the supporting sleeve 52 away from the first limiting plate 531 is provided with a second limiting plate 533. The side of the back of the first limiting plate 531 is provided with a second limiting plate 533. A connecting rod 534 is fixedly connected, one end of the connecting rod 534 passes through the second limit plate 533 and is fixedly connected to the limit block 536, the outer wall of the connecting rod 534 is slidably sleeved with the limit spring 535, and the limit spring 535 is located between the limit block 536 and the second limit plate 533. The limit spring 535 can give the first limit plate 531 an elastic pulling force toward the support sleeve 52 through the limit block 536 and the connecting rod 534, thereby ensuring the stability of the first limit plate 531 driving the limit rod 532 to engage with the support sleeve 52 and the upper limit hole of the support plate 51.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An adjustable submerged arc welding device, comprising a submerged arc welding machine (1) and a welding cylinder (2), characterized in that: include: A base plate (4) and an integrated bracket (5), wherein the integrated bracket (5) is mounted on the top of the base plate (4); A connecting assembly (6) and a connecting plate (7), wherein the connecting plate (7) is rotatably mounted on the front face of the integrated bracket (5) via the connecting assembly (6); A graphite block (3) and a counterweight block (9) are respectively mounted on the ends of a connecting plate (7), the graphite block (3) is fitted to the outer wall of a welding cylinder (2), and the graphite block (3) is connected to a grounding secondary line of a submerged arc welding machine (1).

2. The adjustable submerged arc welding device according to claim 1, characterized in that: The end of the connecting plate (7) is fixedly connected to a bracket (8); the graphite block (3) is fixedly mounted on the end of the connecting plate (7) facing the welding cylinder (2) through the bracket (8); and the counterweight (9) is fixedly mounted on the end of the connecting plate (7) facing away from the welding cylinder (2) through the bracket (8).

3. The adjustable submerged arc welding device according to claim 1, characterized in that: The integrated bracket (5) comprises: A support plate (51), wherein the support plate (51) is fixedly connected to the top of the base plate (4); A support sleeve (52), wherein the support sleeve (52) is slidably sleeved on the top of the outer wall of the support plate (51); A locking assembly (53) is provided at the bottom of the front face of the supporting sleeve (52), and is used to lock the relative positions of the supporting sleeve (52) and the supporting plate (51).

4. The adjustable submerged arc welding device according to claim 3, characterized in that: The connecting component (6) comprises: A connecting bolt (61), wherein the outer wall support sleeve (52) of the connecting bolt (61) is slidably inserted and sleeved; A connecting sleeve (62), the outer wall of the connecting sleeve (62) is rotatably inserted and sleeved with the connecting plate (7), and the connecting sleeve (62) is slidably sleeved on the outside of the connecting bolt (61); A fixing nut (63) is threadedly sleeved on the outside of the connecting bolt (61), and one side of the fixing nut (63) is pressed and fitted with the connecting sleeve (62).

5. The adjustable submerged arc welding device according to claim 3, characterized in that: The locking assembly (53): a first limiting plate (531), the first limiting plate (531) being arranged on the front side of the supporting sleeve (52); A limiting rod (532), an end of the limiting rod (532) and the first limiting plate (531), the limiting rod (532) is horizontally slidably inserted and sleeved between the supporting sleeve (52) and the supporting plate (51).

6. The adjustable submerged arc welding device according to claim 5, characterized in that: A second limiting plate (533) is provided on the side of the support sleeve (52) facing away from the first limiting plate (531); a connecting rod (534) is fixedly connected to the side of the back of the first limiting plate (531); one end of the connecting rod (534) passes through the second limiting plate (533) and is fixedly connected to the limiting block (536); the outer wall of the connecting rod (534) is slidably sleeved with a limiting spring (535); and the limiting spring (535) is located between the limiting block (536) and the second limiting plate (533).

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