Gantry submerged arc welding machine for steel structure production

Abstract

The utility model discloses a gantry submerged arc welding machine for steel structure production, which comprises a base, a gantry and a welding machine mounted on the gantry, a bracket mechanism and an adjustable bracket component are arranged above the base, and the bracket mechanism is used for supporting and fixing steel structures with different welding angles. The bracket mechanism comprises a front fixing seat and a rear fixing seat, the two fixing seats are fixedly connected with the top of the base, a middle rod is fixedly connected between the two fixing seats, and a plurality of first rotating sleeves and second rotating sleeves are rotatably connected to the surface of the middle rod; the utility model relates to the technical field of gantry submerged arc welding machines. According to the gantry submerged arc welding machine for steel structure production, when a welding machine is used for welding a steel structure, the angle between the two supporting plates is adjusted through an adjusting assembly in the bracket mechanism, then the steel structure spliced at different angles can be conveniently lifted, and the practicability of the gantry submerged arc welding machine during use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gantry submerged arc welding machines, in particular to a gantry submerged arc welding machine used for steel structure production. Background Art

[0002] The gantry-type automatic submerged arc welding machine is mainly used for submerged arc welding of H-beams. It features a high degree of welding automation and simple and convenient operation. The welding head has functions such as vertical lifting and angle adjustment. To meet the needs of different welding workpieces, the flux is fed by gravity and recovered by a negative pressure vacuum machine.

[0003] Reference patent publication number "CN212823309U" discloses a gantry submerged arc welding machine for steel structure production, including a base and a lifting horizontal plate, the top and bottom of the lifting horizontal plate are fixedly installed with a storage box and a welding head, the top and bottom of the storage box are fixedly connected with a feed pipe and a discharge box, the bottom of the discharge box is fixedly connected with a discharge pipe, and the front side of the discharge box is fixedly installed with a motor.

[0004] This patent realizes the control of flux output. When welding steel structures, the steel structure is placed in the bracket of the gantry submerged arc welding machine. However, the existing bracket usually has a fixed angle, which is inconvenient to operate when welding steel structures with different splicing angles. Utility Model Content

[0005] In view of the deficiencies of the existing technology, the utility model provides a gantry submerged arc welding machine for steel structure production, which solves the problem that the existing gantry submerged arc welding machines for steel structure production are inconvenient for welding steel structures spliced ​​at different angles.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A gantry submerged arc welding machine for steel structure production, comprising a base, a gantry, and a welding machine mounted on the gantry. A bracket mechanism for supporting and fixing different welding angles is provided above the base, and the bracket mechanism includes:

[0007] An adjustable bracket assembly capable of performing angle adjustment to suit steel structures with different welding angles, the adjustable bracket assembly comprising two front and rear fixing seats, both of which are fixedly connected to the top of the base, an intermediate rod fixedly connected between the two fixing seats, a plurality of first rotating sleeves and a second rotating sleeve rotatably connected to the surface of the intermediate rod, and the plurality of first rotating sleeves and the second rotating sleeves are staggered, a first support plate is fixedly connected to one side of the plurality of first rotating sleeves, and a second support plate is fixedly connected to one side of the plurality of second rotating sleeves, and two front and rear adjustment assemblies for adjusting the angle are provided below the first support plate and the second support plate;

[0008] Compression assembly: two sets of compression assemblies are provided on the first support plate and the second support plate, and the compression assemblies are used to compress the steel structure placed on the first support plate and the second support plate.

[0009] Preferably, the adjustment assembly includes a hydraulic cylinder, and the hydraulic cylinder is fixedly connected to the top of the base, and the telescopic end of the hydraulic cylinder is fixedly connected to a U-shaped piece.

[0010] Preferably, a guide rod is fixedly connected to the interior of the U-shaped member, a T-shaped block is fixedly connected to the bottom of the second support plate, a guide groove is provided inside the T-shaped block, and the guide rod passes through the inside of the guide groove.

[0011] Preferably, the pressing assembly includes a sliding sleeve, the sliding sleeve is fixedly connected to the outer side of the second support plate, and the inner surface of the sliding sleeve is slidably connected to an L-shaped rod.

[0012] Preferably, the other end of the L-shaped rod is rotatably connected to a rotating plate, and the top of the rotating plate is slidably connected to two front and rear sliding rods, and the two sliding rods pass through the rotating plate and extend to one end below the rotating plate and are fixedly connected to a pressure plate.

[0013] Preferably, the bottom of the pressure plate is fixedly connected to a rubber pad, the top of the rubber pad is rotatably connected to a screw rod, and the rotating plate is threadedly connected to the surface of the screw rod.

[0014] Beneficial effects

[0015] The utility model provides a gantry submerged arc welding machine for steel structure production. Compared with the existing technology, it has the following advantages:

[0016] 1. The gantry submerged arc welding machine for steel structure production includes two front and rear fixed seats through an adjustable bracket assembly, and the two fixed seats are fixedly connected to the top of the base, an intermediate rod is fixedly connected between the two fixed seats, and a plurality of first rotating sleeves and second rotating sleeves are rotatably connected to the surface of the intermediate rod. When the steel structure is welded by the welding machine, the angle between the two support plates is adjusted by the adjustment assembly in the bracket mechanism, thereby facilitating the lifting of steel structures spliced ​​at different angles, thereby improving the practicality of the device when used.

[0017] 2. The gantry submerged arc welding machine used for steel structure production includes a sliding sleeve through a clamping assembly. The sliding sleeve is fixedly connected to the outer side of the second support plate. The inner surface of the sliding sleeve is slidably connected to an L-shaped rod. The other end of the L-shaped rod is rotatably connected to a rotating plate. The top of the rotating plate is slidably connected to two front and rear sliding rods. After the steel structure is placed between the two support plates, the steel structure is clamped by four clamping assemblies, thereby ensuring the stability of the steel structure during welding and avoiding shaking of the steel structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance of the utility model;

[0019] Figure 2 It is a partial schematic diagram of the utility model;

[0020] Figure 3 A schematic diagram of the adjustment assembly of the present invention;

[0021] Figure 4 This is a schematic diagram of the compression assembly of the present invention.

[0022] In the figure: 1, base; 2, gantry; 3, welding machine; 4, adjustable bracket assembly; 41, fixed seat; 42, intermediate rod; 43, first rotating sleeve; 44, second rotating sleeve; 45, first support plate; 46, second support plate; 47, adjustment assembly; 471, hydraulic cylinder; 472, U-shaped member; 473, guide rod; 474, T-block; 475, guide groove; 5, clamping assembly; 51, sliding sleeve; 52, L-shaped rod; 53, rotating plate (53); 54, sliding rod; 55, pressing plate; 56, rubber pad; 57, screw rod. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 4 , this gantry submerged arc welding machine for steel structure production provides two technical solutions:

[0025] The first embodiment comprises a base 1, a gantry 2 and a welding machine 3 mounted on the gantry 2. A bracket mechanism for supporting and fixing different welding angles is provided above the base 1. The bracket mechanism comprises:

[0026] The adjustable bracket assembly 4 can be adjusted to suit steel structures with different welding angles. The adjustable bracket assembly 4 includes two front and rear fixed seats 41, and the two fixed seats 41 are fixedly connected to the top of the base 1. An intermediate rod 42 is fixedly connected between the two fixed seats 41. The surface of the intermediate rod 42 is rotatably connected with multiple first rotating sleeves 43 and second rotating sleeves 44, and the multiple first rotating sleeves 43 and the second rotating sleeves 44 are staggered. One side of the multiple first rotating sleeves 43 is fixedly connected to a first support plate 45, and one side of the multiple second rotating sleeves 44 is fixedly connected to a second support plate 46. Two front and rear adjustment assemblies 47 for adjusting the angle are arranged below the first support plate 45 and the second support plate 46.

[0027] The adjustment assembly 47 includes a hydraulic cylinder 471, and the hydraulic cylinder 471 is fixedly connected to the top of the base 1. The telescopic end of the hydraulic cylinder 471 is fixedly connected to a U-shaped part 472, and the inside of the U-shaped part 472 is fixedly connected to a guide rod 473. The bottom of the second support plate 46 is fixedly connected to a T-block 474, and the inside of the T-block 474 is provided with a guide groove 475, and the guide rod 473 passes through the inside of the guide groove 475.

[0028] When welding the steel structure with a welding machine, the angle between the two support plates is adjusted by the adjustment component 4 in the bracket mechanism, thereby facilitating the lifting of steel structures spliced ​​at different angles, thereby improving the practicality of the device when in use.

[0029] The second embodiment is mainly different from the first embodiment in that: a clamping assembly 5, two sets of clamping assemblies 5 are provided on the first support plate 45 and the second support plate 46, and the clamping assembly 5 is used to clamp the steel structure placed on the first support plate 45 and the second support plate 46, and the clamping assembly 5 includes a sliding sleeve 51, the sliding sleeve 51 is fixedly connected to the outer side of the second support plate 46, the inner surface of the sliding sleeve 51 is slidably connected to an L-shaped rod 52, the other end of the L-shaped rod 52 is rotatably connected to a rotating plate 53, the top of the rotating plate 53 is slidably connected to two front and rear sliding rods 54, the two sliding rods 54 pass through the rotating plate 53 and extend to one end below the rotating plate 53 and are fixedly connected to a pressing plate 55, the bottom of the pressing plate 55 is fixedly connected to a rubber pad 56, the top of the rubber pad 56 is rotatably connected to a screw rod 57, and the rotating plate 53 is threadedly connected to the surface of the screw rod 57.

[0030] After the steel structure is placed between the two support plates, the steel structure is compressed by four compression assemblies 5, thereby ensuring the stability of the steel structure during welding and preventing the steel structure from shaking.

[0031] During use, according to the angle requirement of the steel structure welding, the hydraulic cylinder 471 is started, the hydraulic cylinder 471 works and drives the guide rod 473 to move, so that the second support plate 46 or the first support plate 45 is rotated through the cooperation of the guide rod 473 and the guide groove 475. After the adjustment is completed, the steel structure is placed between the first support plate 45 and the second support plate 46, and the rotating plate 53 is rotated so that the pressure plate 55 is perpendicular to the steel structure. The screw rod 57 is rotated, and the screw rod 57 rotates and moves downward, so that the pressure plate 55 is pressed on top of the steel structure.

[0032] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0033] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gantry submerged arc welding machine for steel structure production, comprising a base (1), a gantry (2) and a welding machine (3) mounted on the gantry (2), characterized in that: A bracket mechanism for supporting and fixing steel structures with different welding angles is provided above the base (1), and the bracket mechanism comprises: An adjustable bracket assembly (4) is capable of performing angle adjustment to suit steel structures with different welding angles. The adjustable bracket assembly (4) comprises two front and rear fixing seats (41), and both fixing seats (41) are fixedly connected to the top of the base (1). An intermediate rod (42) is fixedly connected between the two fixing seats (41). A plurality of first rotating sleeves (43) and second rotating sleeves (44) are rotatably connected to the surface of the intermediate rod (42), and the plurality of first rotating sleeves (43) and second rotating sleeves (44) are staggered. A first support plate (45) is fixedly connected to one side of the plurality of first rotating sleeves (43), and a second support plate (46) is fixedly connected to one side of the plurality of second rotating sleeves (44). Two front and rear adjustment assemblies (47) for adjusting angles are arranged below the first support plate (45) and the second support plate (46). The first support plate (45) and the second support plate (46) are both provided with two sets of clamping assemblies (5), and the clamping assemblies (5) are used to clamp the steel structures placed on the first support plate (45) and the second support plate (46).

2. The gantry submerged arc welding machine for steel structure production according to claim 1, characterized in that: The adjustment assembly (47) includes a hydraulic cylinder (471), and the hydraulic cylinder (471) is fixedly connected to the top of the base (1), and the telescopic end of the hydraulic cylinder (471) is fixedly connected to a U-shaped piece (472).

3. The gantry submerged arc welding machine for steel structure production according to claim 2, characterized in that: A guide rod (473) is fixedly connected to the interior of the U-shaped member (472), a T-shaped block (474) is fixedly connected to the bottom of the second support plate (46), a guide groove (475) is provided inside the T-shaped block (474), and the guide rod (473) passes through the interior of the guide groove (475).

4. The gantry submerged arc welding machine for steel structure production according to claim 1, characterized in that: The pressing assembly (5) comprises a sliding sleeve (51), the sliding sleeve (51) is fixedly connected to the outer side of the second support plate (46), and the inner surface of the sliding sleeve (51) is slidably connected to an L-shaped rod (52).

5. The gantry submerged arc welding machine for steel structure production according to claim 4, characterized in that: The other end of the L-shaped rod (52) is rotatably connected to a rotating plate (53), and the top of the rotating plate (53) is slidably connected to two front and rear sliding rods (54). The two sliding rods (54) pass through the rotating plate (53) and extend to one end below the rotating plate (53) and are fixedly connected to a pressing plate (55).

6. The gantry submerged arc welding machine for steel structure production according to claim 5, characterized in that: The bottom of the pressing plate (55) is fixedly connected to a rubber pad (56), the top of the rubber pad (56) is rotatably connected to a screw rod (57), and the rotating plate (53) is threadedly connected to the surface of the screw rod (57).

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